From dbc71457343ec2c991dfe1d84bfc12a80781da1d Mon Sep 17 00:00:00 2001 From: DongHun Kwak Date: Tue, 14 Mar 2017 18:49:52 +0900 Subject: [PATCH] Imported Upstream version 1.3 Change-Id: I187cbd82a3c3a8d4efaf0cd2e0ca054e853a4818 Signed-off-by: DongHun Kwak --- .gitignore | 5 + Makefile | 299 +- README | 3 +- build_detect_platform | 164 +- db/db_impl.cc | 165 +- db/db_impl.h | 18 +- db/db_test.cc | 63 +- db/filename.cc | 6 +- db/skiplist.h | 3 +- db/version_set.cc | 17 +- db/write_batch.cc | 17 +- db/write_batch_internal.h | 2 + db/write_batch_test.cc | 31 + include/leveldb/db.h | 3 +- include/leveldb/status.h | 6 + leveldb.pc | 10 - libtool | 9041 -------------------------------------------- memenv.pc | 10 - packaging/leveldb.changes | 6 - packaging/leveldb.manifest | 5 - packaging/leveldb.spec | 70 - port/atomic_pointer.h | 2 +- port/port_android.h | 2 +- port/port_posix.h | 14 +- table/block.cc | 9 +- table/block.h | 6 +- table/format.cc | 19 +- table/format.h | 5 +- table/table.cc | 11 +- table/table_test.cc | 2 +- util/env.cc | 18 +- util/env_posix.cc | 50 +- util/env_test.cc | 22 +- 33 files changed, 571 insertions(+), 9533 deletions(-) create mode 100644 .gitignore delete mode 100755 leveldb.pc delete mode 100755 libtool delete mode 100755 memenv.pc delete mode 100644 packaging/leveldb.changes delete mode 100644 packaging/leveldb.manifest delete mode 100644 packaging/leveldb.spec diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..46769e0 --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +build_config.mk +*.a +*.o +*_test +db_bench diff --git a/Makefile b/Makefile index 7ca4c0c..354654d 100644 --- a/Makefile +++ b/Makefile @@ -2,7 +2,10 @@ # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. See the AUTHORS file for names of contributors. -CC = g++ +# Inherit some settings from environment variables, if available +CXX ?= g++ +CC ?= gcc +INSTALL_PATH ?= $(CURDIR) #----------------------------------------------- # Uncomment exactly one of the lines labelled (A), (B), and (C) below @@ -15,102 +18,16 @@ OPT ?= -O2 -DNDEBUG # (A) Production use (optimized mode) # detect what platform we're building on $(shell sh ./build_detect_platform) -# this file is generated by build_detect_platform to set build flags +# this file is generated by build_detect_platform to set build flags and sources include build_config.mk -# If Snappy is installed, add compilation and linker flags -# (see http://code.google.com/p/snappy/) -ifeq ($(SNAPPY), 1) -SNAPPY_CFLAGS=-DSNAPPY -SNAPPY_LDFLAGS=-lsnappy -else -SNAPPY_CFLAGS= -SNAPPY_LDFLAGS= -endif +CFLAGS += -I. -I./include $(PLATFORM_CCFLAGS) $(OPT) +CXXFLAGS += -I. -I./include $(PLATFORM_CXXFLAGS) $(OPT) -# If Google Perf Tools are installed, add compilation and linker flags -# (see http://code.google.com/p/google-perftools/) -ifeq ($(GOOGLE_PERFTOOLS), 1) -GOOGLE_PERFTOOLS_LDFLAGS=-ltcmalloc -else -GOOGLE_PERFTOOLS_LDFLAGS= -endif +LDFLAGS += $(PLATFORM_LDFLAGS) -libdir=/usr/lib -includedir=/usr/include -pkgconfigdir=$(libdir)/pkgconfig -leveldbincludedir=$(includedir)/leveldb -memenvincludedir=$(includedir)/helpers/memenv -LN_S = /bin/ln -s -MKDIR_P = /bin/mkdir -p -INSTALL = /usr/bin/install -c -INSTALL_DATA = ${INSTALL} -m 644 -LIBTOOL = /usr/bin/libtool -srcdir = . -DESTDIR=$(CURDIR)/debian/tmp -am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`; - -CFLAGS += -c -fPIC -I. -I./include $(PORT_CFLAGS) $(PLATFORM_CFLAGS) $(OPT) $(SNAPPY_CFLAGS) - -LDFLAGS += $(PLATFORM_LDFLAGS) $(SNAPPY_LDFLAGS) $(GOOGLE_PERFTOOLS_LDFLAGS) - -LIBOBJECTS = \ - ./db/builder.o \ - ./db/c.o \ - ./db/db_impl.o \ - ./db/db_iter.o \ - ./db/filename.o \ - ./db/dbformat.o \ - ./db/log_reader.o \ - ./db/log_writer.o \ - ./db/memtable.o \ - ./db/repair.o \ - ./db/table_cache.o \ - ./db/version_edit.o \ - ./db/version_set.o \ - ./db/write_batch.o \ - ./port/port_posix.o \ - ./table/block.o \ - ./table/block_builder.o \ - ./table/format.o \ - ./table/iterator.o \ - ./table/merger.o \ - ./table/table.o \ - ./table/table_builder.o \ - ./table/two_level_iterator.o \ - ./util/arena.o \ - ./util/cache.o \ - ./util/coding.o \ - ./util/comparator.o \ - ./util/crc32c.o \ - ./util/env.o \ - ./util/env_posix.o \ - ./util/hash.o \ - ./util/histogram.o \ - ./util/logging.o \ - ./util/options.o \ - ./util/status.o - -LEVELDBHEADERFILES = \ - ./include/leveldb/slice.h \ - ./include/leveldb/write_batch.h \ - ./include/leveldb/comparator.h \ - ./include/leveldb/table.h \ - ./include/leveldb/c.h \ - ./include/leveldb/cache.h \ - ./include/leveldb/table_builder.h \ - ./include/leveldb/status.h \ - ./include/leveldb/env.h \ - ./include/leveldb/db.h \ - ./include/leveldb/options.h \ - ./include/leveldb/iterator.h - -MEMENVHEADERFILES = \ - ./helpers/memenv/memenv.h - -pkgconfig_DATA= \ - leveldb.pc \ - memenv.pc +LIBOBJECTS = $(SOURCES:.cc=.o) +MEMENVOBJECTS = $(MEMENV_SOURCES:.cc=.o) TESTUTIL = ./util/testutil.o TESTHARNESS = ./util/testharness.o $(TESTUTIL) @@ -137,186 +54,104 @@ TESTS = \ PROGRAMS = db_bench $(TESTS) BENCHMARKS = db_bench_sqlite3 db_bench_tree_db -#LIBRARY = libleveldb.a -#MEMENVLIBRARY = libmemenv.a -#LIBRARIES = $(LIBRARY) $(MEMENVLIBRARY) libleveldb.so libleveldb.so.0 libleveldb.so.1.1.0 libmemenv.so libmemenv.so.0 libmemenv.so.1.1.0 -LIBRARY = libleveldb -MEMENVLIBRARY = libmemenv -#LIBRARIES = $(LIBRARY) $(MEMENVLIBRARY) libleveldb.so.0 libleveldb.so.1.1.0 libmemenv.so.0 libmemenv.so.1.1.0 -LIBRARIES = libleveldb.so.1.1.0 libmemenv.so.1.1.0 - -all: $(LIBRARY) $(MEMENVLIBRARY) - -install: all install-pkgconfigDATA install-libLEVELDB install-leveldbHeaderFiles install-memenvHeaderFiles - -install-libLEVELDB: $(LIBRARIES) - test -z "$(libdir)" || $(MKDIR_P) "$(DESTDIR)$(libdir)" - @list='$(LIBRARIES)'; test -n "$(libdir)" || list=; \ - for p in $$list; do \ - if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \ - echo "$$d$$p"; \ - done | \ - while read files; do \ - echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(libdir)'"; \ - $(INSTALL_DATA) $$files "$(DESTDIR)$(libdir)" || exit $$?; \ - done - - cd "$(DESTDIR)$(libdir)" && $(LN_S) libleveldb.so.1.1.0 libleveldb.so - cd "$(DESTDIR)$(libdir)" && $(LN_S) libleveldb.so.1.1.0 libleveldb.so.0 - cd "$(DESTDIR)$(libdir)" && $(LN_S) libmemenv.so.1.1.0 libmemenv.so - cd "$(DESTDIR)$(libdir)" && $(LN_S) libmemenv.so.1.1.0 libmemenv.so.0 - -uninstall-libLEVELDB: - test -z "$(libdir)" || $(MKDIR_P) "$(DESTDIR)$(libdir)" - @list='$(LIBRARIES)'; test -n "$(libdir)" || list=; \ - for p in $$list; do \ - $(am__strip_dir) \ - echo " $(LIBTOOL) --mode=uninstall rm -f '$(DESTDIR)$(libdir)/$$f'"; \ - $(LIBTOOL) --mode=uninstall rm -f "$(DESTDIR)$(libdir)/$$f"; \ - done - -install-pkgconfigDATA: $(pkgconfig_DATA) - test -z "$(pkgconfigdir)" || $(MKDIR_P) "$(DESTDIR)$(pkgconfigdir)" - @list='$(pkgconfig_DATA)'; test -n "$(pkgconfigdir)" || list=; \ - for p in $$list; do \ - if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \ - echo "$$d$$p"; \ - done | \ - while read files; do \ - echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(pkgconfigdir)'"; \ - $(INSTALL_DATA) $$files "$(DESTDIR)$(pkgconfigdir)" || exit $$?; \ - done - -uninstall-pkgconfigDATA: - test -z "$(pkgconfigdir)" || $(MKDIR_P) "$(DESTDIR)$(pkgconfigdir)" - @list='$(pkgconfig_DATA)'; test -n "$(pkgconfigdir)" || list=; \ - files=`for p in $$list; do echo $$p; done | sed -e 's|^.*/||'`; \ - test -n "$$files" || exit 0; \ - echo " ( cd '$(DESTDIR)$(pkgconfigdir)' && rm -f" $$files ")"; \ - cd "$(DESTDIR)$(pkgconfigdir)" && rm -f $$files - -install-leveldbHeaderFiles: $(LEVELDBHEADERFILES) - test -z "$(leveldbincludedir)" || $(MKDIR_P) "$(DESTDIR)$(leveldbincludedir)" - @list='$(LEVELDBHEADERFILES)'; test -n "$(leveldbincludedir)" || list=; \ - for p in $$list; do \ - if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \ - echo "$$d$$p"; \ - done | \ - while read files; do \ - echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(leveldbincludedir)'"; \ - $(INSTALL_DATA) $$files "$(DESTDIR)$(leveldbincludedir)" || exit $$?; \ - done - -uninstall-leveldbHeaderFiles: - test -z "$(leveldbincludedir)" || $(MKDIR_P) "$(DESTDIR)$(leveldbincludedir)" - @list='$(LEVELDBHEADERFILES)'; test -n "$(leveldbincludedir)" || list=; \ - files=`for p in $$list; do echo $$p; done | sed -e 's|^.*/||'`; \ - test -n "$$files" || exit 0; \ - echo " ( cd '$(DESTDIR)$(leveldbincludedir)' && rm -f" $$files ")"; \ - cd "$(DESTDIR)$(leveldbincludedir)" && rm -f $$files - -install-memenvHeaderFiles: $(MEMENVHEADERFILES) - test -z "$(memenvincludedir)" || $(MKDIR_P) "$(DESTDIR)$(memenvincludedir)" - @list='$(MEMENVHEADERFILES)'; test -n "$(memenvincludedir)" || list=; \ - for p in $$list; do \ - if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \ - echo "$$d$$p"; \ - done | \ - while read files; do \ - echo " $(INSTALL_DATA) $$files '$(DESTDIR)$(memenvincludedir)'"; \ - $(INSTALL_DATA) $$files "$(DESTDIR)$(memenvincludedir)" || exit $$?; \ - done - -uninstall-memenvHeaderFiles: - test -z "$(memenvincludedir)" || $(MKDIR_P) "$(DESTDIR)$(memenvincludedir)" - @list='$(MEMENVHEADERFILES)'; test -n "$(memenvincludedir)" || list=; \ - files=`for p in $$list; do echo $$p; done | sed -e 's|^.*/||'`; \ - test -n "$$files" || exit 0; \ - echo " ( cd '$(DESTDIR)$(memenvincludedir)' && rm -f" $$files ")"; \ - cd "$(DESTDIR)$(memenvincludedir)" && rm -f $$files - - -check: $(PROGRAMS) $(TESTS) +LIBRARY = libleveldb.a +MEMENVLIBRARY = libmemenv.a + +default: all + +# Should we build shared libraries? +ifneq ($(PLATFORM_SHARED_EXT),) +# Update db.h if you change these. +SHARED_MAJOR = 1 +SHARED_MINOR = 3 +SHARED1 = libleveldb.$(PLATFORM_SHARED_EXT) +SHARED2 = $(SHARED1).$(SHARED_MAJOR) +SHARED3 = $(SHARED1).$(SHARED_MAJOR).$(SHARED_MINOR) +SHARED = $(SHARED1) $(SHARED2) $(SHARED3) +$(SHARED3): + $(CXX) $(LDFLAGS) $(PLATFORM_SHARED_LDFLAGS)$(INSTALL_PATH)/$(SHARED2) $(CXXFLAGS) $(PLATFORM_SHARED_CFLAGS) $(SOURCES) -o $(SHARED3) +$(SHARED2): $(SHARED3) + ln -fs $(SHARED3) $(SHARED2) +$(SHARED1): $(SHARED3) + ln -fs $(SHARED3) $(SHARED1) +endif + +all: $(SHARED) $(LIBRARY) + +check: all $(PROGRAMS) $(TESTS) for t in $(TESTS); do echo "***** Running $$t"; ./$$t || exit 1; done -clean: uninstall-pkgconfigDATA uninstall-libLEVELDB uninstall-leveldbHeaderFiles uninstall-memenvHeaderFiles - -rm -f $(PROGRAMS) $(BENCHMARKS) $(LIBRARY) $(MEMENVLIBRARY) $(LIBRARIES) */*.o */*/*.o ios-x86/*/*.o ios-arm/*/*.o - -rm -rf debian/tmp/* +clean: + -rm -f $(PROGRAMS) $(BENCHMARKS) $(LIBRARY) $(SHARED) $(MEMENVLIBRARY) */*.o */*/*.o ios-x86/*/*.o ios-arm/*/*.o build_config.mk -rm -rf ios-x86/* ios-arm/* - -rm build_config.mk - -rm -f build_stamp - -distclean: clean $(LIBRARY): $(LIBOBJECTS) rm -f $@ - #$(AR) -rs $@ $(LIBOBJECTS) - $(CC) -shared -Wl,-soname,libleveldb.so -o libleveldb.so.1.1.0 $(LDFLAGS) $(LIBOBJECTS) + $(AR) -rs $@ $(LIBOBJECTS) db_bench: db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) - $(CC) $(LDFLAGS) db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) -o $@ + $(CXX) db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS) db_bench_sqlite3: doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) - $(CC) $(LDFLAGS) -lsqlite3 doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) -o $@ + $(CXX) doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS) -lsqlite3 db_bench_tree_db: doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) - $(CC) $(LDFLAGS) -lkyotocabinet doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) -o $@ + $(CXX) doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS) -lkyotocabinet arena_test: util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) c_test: db/c_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/c_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/c_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) cache_test: util/cache_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) util/cache_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) util/cache_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) coding_test: util/coding_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) util/coding_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) util/coding_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) corruption_test: db/corruption_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/corruption_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/corruption_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) crc32c_test: util/crc32c_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) util/crc32c_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) util/crc32c_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) db_test: db/db_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/db_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/db_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) dbformat_test: db/dbformat_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/dbformat_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/dbformat_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) env_test: util/env_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) util/env_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) util/env_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) filename_test: db/filename_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/filename_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/filename_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) log_test: db/log_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/log_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/log_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) table_test: table/table_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) table/table_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) table/table_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) skiplist_test: db/skiplist_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/skiplist_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/skiplist_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) version_edit_test: db/version_edit_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/version_edit_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/version_edit_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) version_set_test: db/version_set_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/version_set_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/version_set_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) write_batch_test: db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS) - $(CC) $(LDFLAGS) db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ + $(CXX) db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS) -$(MEMENVLIBRARY) : helpers/memenv/memenv.o +$(MEMENVLIBRARY) : $(MEMENVOBJECTS) rm -f $@ - #$(AR) -rs $@ helpers/memenv/memenv.o - $(CC) -shared -Wl,-soname,libmemenv.so -o libmemenv.so.1.1.0 helpers/memenv/memenv.o + $(AR) -rs $@ $(MEMENVOBJECTS) memenv_test : helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS) - $(CC) $(LDFLAGS) helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS) -o $@ + $(CXX) helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS) -o $@ $(LDFLAGS) ifeq ($(PLATFORM), IOS) # For iOS, create universal object files to be used on both the simulator and @@ -327,24 +162,22 @@ IOSVERSION=$(shell defaults read /Developer/Platforms/iPhoneOS.platform/version .cc.o: mkdir -p ios-x86/$(dir $@) - $(SIMULATORROOT)/usr/bin/$(CC) $(CFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 $< -o ios-x86/$@ + $(SIMULATORROOT)/usr/bin/$(CXX) $(CXXFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 -c $< -o ios-x86/$@ mkdir -p ios-arm/$(dir $@) - $(DEVICEROOT)/usr/bin/$(CC) $(CFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk -arch armv6 -arch armv7 $< -o ios-arm/$@ + $(DEVICEROOT)/usr/bin/$(CXX) $(CXXFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk -arch armv6 -arch armv7 -c $< -o ios-arm/$@ lipo ios-x86/$@ ios-arm/$@ -create -output $@ .c.o: mkdir -p ios-x86/$(dir $@) - $(SIMULATORROOT)/usr/bin/$(CC) $(CFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 $< -o ios-x86/$@ + $(SIMULATORROOT)/usr/bin/$(CC) $(CFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 -c $< -o ios-x86/$@ mkdir -p ios-arm/$(dir $@) - $(DEVICEROOT)/usr/bin/$(CC) $(CFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk -arch armv6 -arch armv7 $< -o ios-arm/$@ + $(DEVICEROOT)/usr/bin/$(CC) $(CFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk -arch armv6 -arch armv7 -c $< -o ios-arm/$@ lipo ios-x86/$@ ios-arm/$@ -create -output $@ else .cc.o: - $(CC) $(CFLAGS) $< -o $@ + $(CXX) $(CXXFLAGS) -c $< -o $@ .c.o: - $(CC) $(CFLAGS) $< -o $@ + $(CC) $(CFLAGS) -c $< -o $@ endif - -.PHONY: install-pkgconfigDATA uninstall-pkgconfigDATA install-libLEVELDB uninstall-libLEVELDB install-leveldbHeaderFiles uninstall-leveldbHeaderFiles install-memenvHeaderFiles uninstall-memenvHeaderFiles diff --git a/README b/README index 06e625c..3618ade 100644 --- a/README +++ b/README @@ -1,4 +1,4 @@ -leveldb: A key-value store. +leveldb: A key-value store Authors: Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com) The code under this directory implements a system for maintaining a @@ -49,4 +49,3 @@ include/env.h include/table.h include/table_builder.h Lower-level modules that most clients probably won't use directly - diff --git a/build_detect_platform b/build_detect_platform index d1804e0..64fcaef 100644 --- a/build_detect_platform +++ b/build_detect_platform @@ -1,74 +1,156 @@ #!/bin/sh - +# # Detects OS we're compiling on and generates build_config.mk, # which in turn gets read while processing Makefile. - +# # build_config.mk will set the following variables: -# - PORT_CFLAGS will either set: -# -DLEVELDB_PLATFORM_POSIX if cstatomic is present -# -DLEVELDB_PLATFORM_NOATOMIC if it is not -# - PLATFORM_CFLAGS with compiler flags for the platform -# - PLATFORM_LDFLAGS with linker flags for the platform +# PLATFORM_LDFLAGS Linker flags +# PLATFORM_SHARED_EXT Extension for shared libraries +# PLATFORM_SHARED_LDFLAGS Flags for building shared library +# PLATFORM_SHARED_CFLAGS Flags for compiling objects for shared library +# PLATFORM_CCFLAGS C compiler flags +# PLATFORM_CXXFLAGS C++ compiler flags. Will contain: +# -DLEVELDB_PLATFORM_POSIX if cstdatomic is present +# -DLEVELDB_PLATFORM_NOATOMIC if it is not + +SCRIPT_DIR=`dirname $0` # Delete existing build_config.mk rm -f build_config.mk +touch build_config.mk + +if test -z "$CXX"; then + CXX=g++ +fi # Detect OS -case `uname -s` in +if test -z "$TARGET_OS"; then + TARGET_OS=`uname -s` +fi + +COMMON_FLAGS= +PLATFORM_CCFLAGS= +PLATFORM_CXXFLAGS= +PLATFORM_LDFLAGS= +PLATFORM_SHARED_EXT="so" +PLATFORM_SHARED_LDFLAGS="-shared -Wl,-soname -Wl," +PLATFORM_SHARED_CFLAGS="-fPIC" + +# On GCC, we pick libc's memcmp over GCC's memcmp via -fno-builtin-memcmp +case "$TARGET_OS" in Darwin) PLATFORM=OS_MACOSX - echo "PLATFORM_CFLAGS=-DOS_MACOSX" >> build_config.mk - echo "PLATFORM_LDFLAGS=" >> build_config.mk + COMMON_FLAGS="-fno-builtin-memcmp -DOS_MACOSX" + PLATFORM_SHARED_EXT=dylib + PLATFORM_SHARED_LDFLAGS="-dynamiclib -install_name " + PORT_FILE=port/port_posix.cc ;; Linux) PLATFORM=OS_LINUX - echo "PLATFORM_CFLAGS=-pthread -DOS_LINUX" >> build_config.mk - echo "PLATFORM_LDFLAGS=-lpthread" >> build_config.mk + COMMON_FLAGS="-fno-builtin-memcmp -pthread -DOS_LINUX" + PLATFORM_LDFLAGS="-pthread" + PORT_FILE=port/port_posix.cc ;; SunOS) PLATFORM=OS_SOLARIS - echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_SOLARIS" >> build_config.mk - echo "PLATFORM_LDFLAGS=-lpthread -lrt" >> build_config.mk + COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_SOLARIS" + PLATFORM_LDFLAGS="-lpthread -lrt" + PORT_FILE=port/port_posix.cc ;; FreeBSD) PLATFORM=OS_FREEBSD - echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_FREEBSD" >> build_config.mk - echo "PLATFORM_LDFLAGS=-lpthread" >> build_config.mk + COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_FREEBSD" + PLATFORM_LDFLAGS="-lpthread" + PORT_FILE=port/port_posix.cc + ;; + NetBSD) + PLATFORM=OS_NETBSD + COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_NETBSD" + PLATFORM_LDFLAGS="-lpthread -lgcc_s" + PORT_FILE=port/port_posix.cc + ;; + OpenBSD) + PLATFORM=OS_OPENBSD + COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_OPENBSD" + PLATFORM_LDFLAGS="-pthread" + PORT_FILE=port/port_posix.cc + ;; + DragonFly) + PLATFORM=OS_DRAGONFLYBSD + COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_DRAGONFLYBSD" + PLATFORM_LDFLAGS="-lpthread" + PORT_FILE=port/port_posix.cc + ;; + OS_ANDROID_CROSSCOMPILE) + PLATFORM="$TARGET_OS" + COMMON_FLAGS="" + PLATFORM_LDFLAGS="" + PORT_FILE=port/port_android.cc ;; *) echo "Unknown platform!" exit 1 esac -echo "PLATFORM=$PLATFORM" >> build_config.mk +# We want to make a list of all cc files within util, db, table, and helpers +# except for the test and benchmark files. By default, find will output a list +# of all files matching either rule, so we need to append -print to make the +# prune take effect. +DIRS="$SCRIPT_DIR/util $SCRIPT_DIR/db $SCRIPT_DIR/table" +set -f # temporarily disable globbing so that our patterns aren't expanded +PRUNE_TEST="-name *test*.cc -prune" +PRUNE_BENCH="-name *_bench.cc -prune" +PORTABLE_FILES=`find $DIRS $PRUNE_TEST -o $PRUNE_BENCH -o -name '*.cc' -print | sort | tr "\n" " "` +set +f # re-enable globbing -# On GCC, use libc's memcmp, not GCC's memcmp -PORT_CFLAGS="-fno-builtin-memcmp" +# The sources consist of the portable files, plus the platform-specific port +# file. +echo "SOURCES=$PORTABLE_FILES $PORT_FILE" >> build_config.mk +echo "MEMENV_SOURCES=helpers/memenv/memenv.cc" >> build_config.mk -# Detect C++0x -- this determines whether we'll use port_noatomic.h -# or port_posix.h by: -# 1. Rrying to compile with -std=c++0x and including . -# 2. If g++ returns error code, we know to use port_posix.h -g++ $CFLAGS -std=c++0x -x c++ - -o /dev/null 2>/dev/null < - int main() {} -EOF -if [ "$?" = 0 ]; then - PORT_CFLAGS="$PORT_CFLAGS -DLEVELDB_PLATFORM_POSIX -DLEVELDB_CSTDATOMIC_PRESENT -std=c++0x" +if [ "$PLATFORM" = "OS_ANDROID_CROSSCOMPILE" ]; then + # Cross-compiling; do not try any compilation tests. + true else - PORT_CFLAGS="$PORT_CFLAGS -DLEVELDB_PLATFORM_POSIX" -fi + # If -std=c++0x works, use . Otherwise use port_posix.h. + $CXX $CFLAGS -std=c++0x -x c++ - -o /dev/null 2>/dev/null < + int main() {} +EOF + if [ "$?" = 0 ]; then + COMMON_FLAGS="$COMMON_FLAGS -DLEVELDB_PLATFORM_POSIX -DLEVELDB_CSTDATOMIC_PRESENT" + PLATFORM_CXXFLAGS="-std=c++0x" + else + COMMON_FLAGS="$COMMON_FLAGS -DLEVELDB_PLATFORM_POSIX" + fi -# Test whether Snappy library is installed -# http://code.google.com/p/snappy/ -g++ $CFLAGS -x c++ - -o /dev/null 2>/dev/null < - int main() {} + # Test whether Snappy library is installed + # http://code.google.com/p/snappy/ + $CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null < + int main() {} EOF -if [ "$?" = 0 ]; then - echo "SNAPPY=1" >> build_config.mk -else - echo "SNAPPY=0" >> build_config.mk + if [ "$?" = 0 ]; then + COMMON_FLAGS="$COMMON_FLAGS -DSNAPPY" + PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lsnappy" + fi + + # Test whether tcmalloc is available + $CXX $CFLAGS -x c++ - -o /dev/null -ltcmalloc 2>/dev/null <> build_config.mk +PLATFORM_CCFLAGS="$PLATFORM_CCFLAGS $COMMON_FLAGS" +PLATFORM_CXXFLAGS="$PLATFORM_CXXFLAGS $COMMON_FLAGS" + +echo "PLATFORM=$PLATFORM" >> build_config.mk +echo "PLATFORM_LDFLAGS=$PLATFORM_LDFLAGS" >> build_config.mk +echo "PLATFORM_CCFLAGS=$PLATFORM_CCFLAGS" >> build_config.mk +echo "PLATFORM_CXXFLAGS=$PLATFORM_CXXFLAGS" >> build_config.mk +echo "PLATFORM_SHARED_CFLAGS=$PLATFORM_SHARED_CFLAGS" >> build_config.mk +echo "PLATFORM_SHARED_EXT=$PLATFORM_SHARED_EXT" >> build_config.mk +echo "PLATFORM_SHARED_LDFLAGS=$PLATFORM_SHARED_LDFLAGS" >> build_config.mk diff --git a/db/db_impl.cc b/db/db_impl.cc index b4df80d..88d17e7 100644 --- a/db/db_impl.cc +++ b/db/db_impl.cc @@ -35,6 +35,17 @@ namespace leveldb { +// Information kept for every waiting writer +struct DBImpl::Writer { + Status status; + WriteBatch* batch; + bool sync; + bool done; + port::CondVar cv; + + explicit Writer(port::Mutex* mu) : cv(mu) { } +}; + struct DBImpl::CompactionState { Compaction* const compaction; @@ -113,8 +124,7 @@ DBImpl::DBImpl(const Options& options, const std::string& dbname) logfile_(NULL), logfile_number_(0), log_(NULL), - logger_(NULL), - logger_cv_(&mutex_), + tmp_batch_(new WriteBatch), bg_compaction_scheduled_(false), manual_compaction_(NULL) { mem_->Ref(); @@ -144,6 +154,7 @@ DBImpl::~DBImpl() { delete versions_; if (mem_ != NULL) mem_->Unref(); if (imm_ != NULL) imm_->Unref(); + delete tmp_batch_; delete log_; delete logfile_; delete table_cache_; @@ -554,13 +565,11 @@ void DBImpl::TEST_CompactRange(int level, const Slice* begin,const Slice* end) { } Status DBImpl::TEST_CompactMemTable() { - MutexLock l(&mutex_); - LoggerId self; - AcquireLoggingResponsibility(&self); - Status s = MakeRoomForWrite(true /* force compaction */); - ReleaseLoggingResponsibility(&self); + // NULL batch means just wait for earlier writes to be done + Status s = Write(WriteOptions(), NULL); if (s.ok()) { // Wait until the compaction completes + MutexLock l(&mutex_); while (imm_ != NULL && bg_error_.ok()) { bg_cv_.Wait(); } @@ -655,6 +664,8 @@ void DBImpl::BackgroundCompaction() { CompactionState* compact = new CompactionState(c); status = DoCompactionWork(compact); CleanupCompaction(compact); + c->ReleaseInputs(); + DeleteObsoleteFiles(); } delete c; @@ -672,6 +683,9 @@ void DBImpl::BackgroundCompaction() { if (is_manual) { ManualCompaction* m = manual_compaction_; + if (!status.ok()) { + m->done = true; + } if (!m->done) { // We only compacted part of the requested range. Update *m // to the range that is left to be compacted. @@ -793,21 +807,8 @@ Status DBImpl::InstallCompactionResults(CompactionState* compact) { compact->compaction->edit()->AddFile( level + 1, out.number, out.file_size, out.smallest, out.largest); - pending_outputs_.erase(out.number); } - compact->outputs.clear(); - - Status s = versions_->LogAndApply(compact->compaction->edit(), &mutex_); - if (s.ok()) { - compact->compaction->ReleaseInputs(); - DeleteObsoleteFiles(); - } else { - // Discard any files we may have created during this failed compaction - for (size_t i = 0; i < compact->outputs.size(); i++) { - env_->DeleteFile(TableFileName(dbname_, compact->outputs[i].number)); - } - } - return s; + return versions_->LogAndApply(compact->compaction->edit(), &mutex_); } Status DBImpl::DoCompactionWork(CompactionState* compact) { @@ -1102,38 +1103,35 @@ Status DBImpl::Delete(const WriteOptions& options, const Slice& key) { return DB::Delete(options, key); } -// There is at most one thread that is the current logger. This call -// waits until preceding logger(s) have finished and becomes the -// current logger. -void DBImpl::AcquireLoggingResponsibility(LoggerId* self) { - while (logger_ != NULL) { - logger_cv_.Wait(); - } - logger_ = self; -} - -void DBImpl::ReleaseLoggingResponsibility(LoggerId* self) { - assert(logger_ == self); - logger_ = NULL; - logger_cv_.SignalAll(); -} +Status DBImpl::Write(const WriteOptions& options, WriteBatch* my_batch) { + Writer w(&mutex_); + w.batch = my_batch; + w.sync = options.sync; + w.done = false; -Status DBImpl::Write(const WriteOptions& options, WriteBatch* updates) { - Status status; MutexLock l(&mutex_); - LoggerId self; - AcquireLoggingResponsibility(&self); - status = MakeRoomForWrite(false); // May temporarily release lock and wait + writers_.push_back(&w); + while (!w.done && &w != writers_.front()) { + w.cv.Wait(); + } + if (w.done) { + return w.status; + } + + // May temporarily unlock and wait. + Status status = MakeRoomForWrite(my_batch == NULL); uint64_t last_sequence = versions_->LastSequence(); - if (status.ok()) { + Writer* last_writer = &w; + if (status.ok() && my_batch != NULL) { // NULL batch is for compactions + WriteBatch* updates = BuildBatchGroup(&last_writer); WriteBatchInternal::SetSequence(updates, last_sequence + 1); last_sequence += WriteBatchInternal::Count(updates); - // Add to log and apply to memtable. We can release the lock during - // this phase since the "logger_" flag protects against concurrent - // loggers and concurrent writes into mem_. + // Add to log and apply to memtable. We can release the lock + // during this phase since &w is currently responsible for logging + // and protects against concurrent loggers and concurrent writes + // into mem_. { - assert(logger_ == &self); mutex_.Unlock(); status = log_->AddRecord(WriteBatchInternal::Contents(updates)); if (status.ok() && options.sync) { @@ -1143,20 +1141,85 @@ Status DBImpl::Write(const WriteOptions& options, WriteBatch* updates) { status = WriteBatchInternal::InsertInto(updates, mem_); } mutex_.Lock(); - assert(logger_ == &self); } + if (updates == tmp_batch_) tmp_batch_->Clear(); versions_->SetLastSequence(last_sequence); } - ReleaseLoggingResponsibility(&self); + + while (true) { + Writer* ready = writers_.front(); + writers_.pop_front(); + if (ready != &w) { + ready->status = status; + ready->done = true; + ready->cv.Signal(); + } + if (ready == last_writer) break; + } + + // Notify new head of write queue + if (!writers_.empty()) { + writers_.front()->cv.Signal(); + } + return status; } +// REQUIRES: Writer list must be non-empty +// REQUIRES: First writer must have a non-NULL batch +WriteBatch* DBImpl::BuildBatchGroup(Writer** last_writer) { + assert(!writers_.empty()); + Writer* first = writers_.front(); + WriteBatch* result = first->batch; + assert(result != NULL); + + size_t size = WriteBatchInternal::ByteSize(first->batch); + + // Allow the group to grow up to a maximum size, but if the + // original write is small, limit the growth so we do not slow + // down the small write too much. + size_t max_size = 1 << 20; + if (size <= (128<<10)) { + max_size = size + (128<<10); + } + + *last_writer = first; + std::deque::iterator iter = writers_.begin(); + ++iter; // Advance past "first" + for (; iter != writers_.end(); ++iter) { + Writer* w = *iter; + if (w->sync && !first->sync) { + // Do not include a sync write into a batch handled by a non-sync write. + break; + } + + if (w->batch != NULL) { + size += WriteBatchInternal::ByteSize(w->batch); + if (size > max_size) { + // Do not make batch too big + break; + } + + // Append to *reuslt + if (result == first->batch) { + // Switch to temporary batch instead of disturbing caller's batch + result = tmp_batch_; + assert(WriteBatchInternal::Count(result) == 0); + WriteBatchInternal::Append(result, first->batch); + } + WriteBatchInternal::Append(result, w->batch); + } + *last_writer = w; + } + return result; +} + // REQUIRES: mutex_ is held -// REQUIRES: this thread is the current logger +// REQUIRES: this thread is currently at the front of the writer queue Status DBImpl::MakeRoomForWrite(bool force) { mutex_.AssertHeld(); - assert(logger_ != NULL); + assert(!writers_.empty()); bool allow_delay = !force; Status s; while (true) { @@ -1364,7 +1427,7 @@ Status DestroyDB(const std::string& dbname, const Options& options) { FileType type; for (size_t i = 0; i < filenames.size(); i++) { if (ParseFileName(filenames[i], &number, &type) && - filenames[i] != lockname) { // Lock file will be deleted at end + type != kDBLockFile) { // Lock file will be deleted at end Status del = env->DeleteFile(dbname + "/" + filenames[i]); if (result.ok() && !del.ok()) { result = del; diff --git a/db/db_impl.h b/db/db_impl.h index fc40d1e..e665c0e 100644 --- a/db/db_impl.h +++ b/db/db_impl.h @@ -5,6 +5,7 @@ #ifndef STORAGE_LEVELDB_DB_DB_IMPL_H_ #define STORAGE_LEVELDB_DB_DB_IMPL_H_ +#include #include #include "db/dbformat.h" #include "db/log_writer.h" @@ -59,6 +60,8 @@ class DBImpl : public DB { private: friend class DB; + struct CompactionState; + struct Writer; Iterator* NewInternalIterator(const ReadOptions&, SequenceNumber* latest_snapshot); @@ -85,14 +88,8 @@ class DBImpl : public DB { Status WriteLevel0Table(MemTable* mem, VersionEdit* edit, Version* base); - // Only thread is allowed to log at a time. - struct LoggerId { }; // Opaque identifier for logging thread - void AcquireLoggingResponsibility(LoggerId* self); - void ReleaseLoggingResponsibility(LoggerId* self); - Status MakeRoomForWrite(bool force /* compact even if there is room? */); - - struct CompactionState; + WriteBatch* BuildBatchGroup(Writer** last_writer); void MaybeScheduleCompaction(); static void BGWork(void* db); @@ -129,8 +126,11 @@ class DBImpl : public DB { WritableFile* logfile_; uint64_t logfile_number_; log::Writer* log_; - LoggerId* logger_; // NULL, or the id of the current logging thread - port::CondVar logger_cv_; // For threads waiting to log + + // Queue of writers. + std::deque writers_; + WriteBatch* tmp_batch_; + SnapshotList snapshots_; // Set of table files to protect from deletion because they are diff --git a/db/db_test.cc b/db/db_test.cc index 5dc3b02..8318885 100644 --- a/db/db_test.cc +++ b/db/db_test.cc @@ -28,8 +28,12 @@ class SpecialEnv : public EnvWrapper { // sstable Sync() calls are blocked while this pointer is non-NULL. port::AtomicPointer delay_sstable_sync_; + // Simulate no-space errors while this pointer is non-NULL. + port::AtomicPointer no_space_; + explicit SpecialEnv(Env* base) : EnvWrapper(base) { delay_sstable_sync_.Release_Store(NULL); + no_space_.Release_Store(NULL); } Status NewWritableFile(const std::string& f, WritableFile** r) { @@ -44,7 +48,14 @@ class SpecialEnv : public EnvWrapper { base_(base) { } ~SSTableFile() { delete base_; } - Status Append(const Slice& data) { return base_->Append(data); } + Status Append(const Slice& data) { + if (env_->no_space_.Acquire_Load() != NULL) { + // Drop writes on the floor + return Status::OK(); + } else { + return base_->Append(data); + } + } Status Close() { return base_->Close(); } Status Flush() { return base_->Flush(); } Status Sync() { @@ -239,6 +250,12 @@ class DBTest { return result; } + int CountFiles() { + std::vector files; + env_->GetChildren(dbname_, &files); + return static_cast(files.size()); + } + uint64_t Size(const Slice& start, const Slice& limit) { Range r(start, limit); uint64_t size; @@ -1266,6 +1283,37 @@ TEST(DBTest, DBOpen_Options) { db = NULL; } +// Check that number of files does not grow when we are out of space +TEST(DBTest, NoSpace) { + Options options; + options.env = env_; + Reopen(&options); + + ASSERT_OK(Put("foo", "v1")); + ASSERT_EQ("v1", Get("foo")); + Compact("a", "z"); + const int num_files = CountFiles(); + env_->no_space_.Release_Store(env_); // Force out-of-space errors + for (int i = 0; i < 10; i++) { + for (int level = 0; level < config::kNumLevels-1; level++) { + dbfull()->TEST_CompactRange(level, NULL, NULL); + } + } + env_->no_space_.Release_Store(NULL); + ASSERT_LT(CountFiles(), num_files + 5); +} + +TEST(DBTest, FilesDeletedAfterCompaction) { + ASSERT_OK(Put("foo", "v2")); + Compact("a", "z"); + const int num_files = CountFiles(); + for (int i = 0; i < 10; i++) { + ASSERT_OK(Put("foo", "v2")); + Compact("a", "z"); + } + ASSERT_EQ(CountFiles(), num_files); +} + // Multi-threaded test: namespace { @@ -1287,14 +1335,15 @@ struct MTThread { static void MTThreadBody(void* arg) { MTThread* t = reinterpret_cast(arg); + int id = t->id; DB* db = t->state->test->db_; uintptr_t counter = 0; - fprintf(stderr, "... starting thread %d\n", t->id); - Random rnd(1000 + t->id); + fprintf(stderr, "... starting thread %d\n", id); + Random rnd(1000 + id); std::string value; char valbuf[1500]; while (t->state->stop.Acquire_Load() == NULL) { - t->state->counter[t->id].Release_Store(reinterpret_cast(counter)); + t->state->counter[id].Release_Store(reinterpret_cast(counter)); int key = rnd.Uniform(kNumKeys); char keybuf[20]; @@ -1304,7 +1353,7 @@ static void MTThreadBody(void* arg) { // Write values of the form . // We add some padding for force compactions. snprintf(valbuf, sizeof(valbuf), "%d.%d.%-1000d", - key, t->id, static_cast(counter)); + key, id, static_cast(counter)); ASSERT_OK(db->Put(WriteOptions(), Slice(keybuf), Slice(valbuf))); } else { // Read a value and verify that it matches the pattern written above. @@ -1325,8 +1374,8 @@ static void MTThreadBody(void* arg) { } counter++; } - t->state->thread_done[t->id].Release_Store(t); - fprintf(stderr, "... stopping thread %d after %d ops\n", t->id, int(counter)); + t->state->thread_done[id].Release_Store(t); + fprintf(stderr, "... stopping thread %d after %d ops\n", id, int(counter)); } } // namespace diff --git a/db/filename.cc b/db/filename.cc index 24fd140..3c4d49f 100644 --- a/db/filename.cc +++ b/db/filename.cc @@ -11,6 +11,10 @@ namespace leveldb { +// A utility routine: write "data" to the named file and Sync() it. +extern Status WriteStringToFileSync(Env* env, const Slice& data, + const std::string& fname); + static std::string MakeFileName(const std::string& name, uint64_t number, const char* suffix) { char buf[100]; @@ -122,7 +126,7 @@ Status SetCurrentFile(Env* env, const std::string& dbname, assert(contents.starts_with(dbname + "/")); contents.remove_prefix(dbname.size() + 1); std::string tmp = TempFileName(dbname, descriptor_number); - Status s = WriteStringToFile(env, contents.ToString() + "\n", tmp); + Status s = WriteStringToFileSync(env, contents.ToString() + "\n", tmp); if (s.ok()) { s = env->RenameFile(tmp, CurrentFileName(dbname)); } diff --git a/db/skiplist.h b/db/skiplist.h index 0481575..af85be6 100644 --- a/db/skiplist.h +++ b/db/skiplist.h @@ -105,7 +105,8 @@ class SkipList { port::AtomicPointer max_height_; // Height of the entire list inline int GetMaxHeight() const { - return reinterpret_cast(max_height_.NoBarrier_Load()); + return static_cast( + reinterpret_cast(max_height_.NoBarrier_Load())); } // Read/written only by Insert(). diff --git a/db/version_set.cc b/db/version_set.cc index 7cf5197..1310aeb 100644 --- a/db/version_set.cc +++ b/db/version_set.cc @@ -26,6 +26,11 @@ static const int kTargetFileSize = 2 * 1048576; // stop building a single file in a level->level+1 compaction. static const int64_t kMaxGrandParentOverlapBytes = 10 * kTargetFileSize; +// Maximum number of bytes in all compacted files. We avoid expanding +// the lower level file set of a compaction if it would make the +// total compaction cover more than this many bytes. +static const int64_t kExpandedCompactionByteSizeLimit = 25 * kTargetFileSize; + static double MaxBytesForLevel(int level) { // Note: the result for level zero is not really used since we set // the level-0 compaction threshold based on number of files. @@ -1223,7 +1228,11 @@ void VersionSet::SetupOtherInputs(Compaction* c) { if (!c->inputs_[1].empty()) { std::vector expanded0; current_->GetOverlappingInputs(level, &all_start, &all_limit, &expanded0); - if (expanded0.size() > c->inputs_[0].size()) { + const int64_t inputs0_size = TotalFileSize(c->inputs_[0]); + const int64_t inputs1_size = TotalFileSize(c->inputs_[1]); + const int64_t expanded0_size = TotalFileSize(expanded0); + if (expanded0.size() > c->inputs_[0].size() && + inputs1_size + expanded0_size < kExpandedCompactionByteSizeLimit) { InternalKey new_start, new_limit; GetRange(expanded0, &new_start, &new_limit); std::vector expanded1; @@ -1231,12 +1240,14 @@ void VersionSet::SetupOtherInputs(Compaction* c) { &expanded1); if (expanded1.size() == c->inputs_[1].size()) { Log(options_->info_log, - "Expanding@%d %d+%d to %d+%d\n", + "Expanding@%d %d+%d (%ld+%ld bytes) to %d+%d (%ld+%ld bytes)\n", level, int(c->inputs_[0].size()), int(c->inputs_[1].size()), + long(inputs0_size), long(inputs1_size), int(expanded0.size()), - int(expanded1.size())); + int(expanded1.size()), + long(expanded0_size), long(inputs1_size)); smallest = new_start; largest = new_limit; c->inputs_[0] = expanded0; diff --git a/db/write_batch.cc b/db/write_batch.cc index a0e812f..33f4a42 100644 --- a/db/write_batch.cc +++ b/db/write_batch.cc @@ -23,6 +23,9 @@ namespace leveldb { +// WriteBatch header has an 8-byte sequence number followed by a 4-byte count. +static const size_t kHeader = 12; + WriteBatch::WriteBatch() { Clear(); } @@ -33,16 +36,16 @@ WriteBatch::Handler::~Handler() { } void WriteBatch::Clear() { rep_.clear(); - rep_.resize(12); + rep_.resize(kHeader); } Status WriteBatch::Iterate(Handler* handler) const { Slice input(rep_); - if (input.size() < 12) { + if (input.size() < kHeader) { return Status::Corruption("malformed WriteBatch (too small)"); } - input.remove_prefix(12); + input.remove_prefix(kHeader); Slice key, value; int found = 0; while (!input.empty()) { @@ -131,8 +134,14 @@ Status WriteBatchInternal::InsertInto(const WriteBatch* b, } void WriteBatchInternal::SetContents(WriteBatch* b, const Slice& contents) { - assert(contents.size() >= 12); + assert(contents.size() >= kHeader); b->rep_.assign(contents.data(), contents.size()); } +void WriteBatchInternal::Append(WriteBatch* dst, const WriteBatch* src) { + SetCount(dst, Count(dst) + Count(src)); + assert(src->rep_.size() >= kHeader); + dst->rep_.append(src->rep_.data() + kHeader, src->rep_.size() - kHeader); +} + } // namespace leveldb diff --git a/db/write_batch_internal.h b/db/write_batch_internal.h index 49aeb84..4423a7f 100644 --- a/db/write_batch_internal.h +++ b/db/write_batch_internal.h @@ -39,6 +39,8 @@ class WriteBatchInternal { static void SetContents(WriteBatch* batch, const Slice& contents); static Status InsertInto(const WriteBatch* batch, MemTable* memtable); + + static void Append(WriteBatch* dst, const WriteBatch* src); }; } // namespace leveldb diff --git a/db/write_batch_test.cc b/db/write_batch_test.cc index 1ee6d7b..9064e3d 100644 --- a/db/write_batch_test.cc +++ b/db/write_batch_test.cc @@ -18,6 +18,7 @@ static std::string PrintContents(WriteBatch* b) { mem->Ref(); std::string state; Status s = WriteBatchInternal::InsertInto(b, mem); + int count = 0; Iterator* iter = mem->NewIterator(); for (iter->SeekToFirst(); iter->Valid(); iter->Next()) { ParsedInternalKey ikey; @@ -29,11 +30,13 @@ static std::string PrintContents(WriteBatch* b) { state.append(", "); state.append(iter->value().ToString()); state.append(")"); + count++; break; case kTypeDeletion: state.append("Delete("); state.append(ikey.user_key.ToString()); state.append(")"); + count++; break; } state.append("@"); @@ -42,6 +45,8 @@ static std::string PrintContents(WriteBatch* b) { delete iter; if (!s.ok()) { state.append("ParseError()"); + } else if (count != WriteBatchInternal::Count(b)) { + state.append("CountMismatch()"); } mem->Unref(); return state; @@ -82,6 +87,32 @@ TEST(WriteBatchTest, Corruption) { PrintContents(&batch)); } +TEST(WriteBatchTest, Append) { + WriteBatch b1, b2; + WriteBatchInternal::SetSequence(&b1, 200); + WriteBatchInternal::SetSequence(&b2, 300); + WriteBatchInternal::Append(&b1, &b2); + ASSERT_EQ("", + PrintContents(&b1)); + b2.Put("a", "va"); + WriteBatchInternal::Append(&b1, &b2); + ASSERT_EQ("Put(a, va)@200", + PrintContents(&b1)); + b2.Clear(); + b2.Put("b", "vb"); + WriteBatchInternal::Append(&b1, &b2); + ASSERT_EQ("Put(a, va)@200" + "Put(b, vb)@201", + PrintContents(&b1)); + b2.Delete("foo"); + WriteBatchInternal::Append(&b1, &b2); + ASSERT_EQ("Put(a, va)@200" + "Put(b, vb)@202" + "Put(b, vb)@201" + "Delete(foo)@203", + PrintContents(&b1)); +} + } // namespace leveldb int main(int argc, char** argv) { diff --git a/include/leveldb/db.h b/include/leveldb/db.h index c1182b7..c7d5167 100644 --- a/include/leveldb/db.h +++ b/include/leveldb/db.h @@ -12,8 +12,9 @@ namespace leveldb { +// Update Makefile if you change these static const int kMajorVersion = 1; -static const int kMinorVersion = 2; +static const int kMinorVersion = 3; struct Options; struct ReadOptions; diff --git a/include/leveldb/status.h b/include/leveldb/status.h index 3355fac..11dbd4b 100644 --- a/include/leveldb/status.h +++ b/include/leveldb/status.h @@ -54,6 +54,12 @@ class Status { // Returns true iff the status indicates a NotFound error. bool IsNotFound() const { return code() == kNotFound; } + // Returns true iff the status indicates a Corruption error. + bool IsCorruption() const { return code() == kCorruption; } + + // Returns true iff the status indicates an IOError. + bool IsIOError() const { return code() == kIOError; } + // Return a string representation of this status suitable for printing. // Returns the string "OK" for success. std::string ToString() const; diff --git a/leveldb.pc b/leveldb.pc deleted file mode 100755 index 521f58a..0000000 --- a/leveldb.pc +++ /dev/null @@ -1,10 +0,0 @@ -prefix=/usr -exec_prefix=${prefix} -libdir=${exec_prefix}/lib -includedir=${prefix}/include - -Name: libleveldb -Description: LevelDB Library -Version: 1.1 -Libs: -L${libdir} -lleveldb -Cflags: -I${includedir} diff --git a/libtool b/libtool deleted file mode 100755 index ff9c395..0000000 --- a/libtool +++ /dev/null @@ -1,9041 +0,0 @@ -#! /bin/bash - -# libtool - Provide generalized library-building support services. -# Generated automatically by config.status (fftw) 3.3 -# Libtool was configured on host titan: -# NOTE: Changes made to this file will be lost: look at ltmain.sh. -# -# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005, -# 2006, 2007, 2008 Free Software Foundation, Inc. -# Written by Gordon Matzigkeit, 1996 -# -# This file is part of GNU Libtool. -# -# GNU Libtool is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# As a special exception to the GNU General Public License, -# if you distribute this file as part of a program or library that -# is built using GNU Libtool, you may include this file under the -# same distribution terms that you use for the rest of that program. -# -# GNU Libtool is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Libtool; see the file COPYING. If not, a copy -# can be downloaded from http://www.gnu.org/licenses/gpl.html, or -# obtained by writing to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - - -# The names of the tagged configurations supported by this script. -available_tags="F77 " - -# ### BEGIN LIBTOOL CONFIG - -# Whether or not to build shared libraries. -build_libtool_libs=no - -# Assembler program. -AS=as - -# DLL creation program. -DLLTOOL=dlltool - -# Object dumper program. -OBJDUMP=objdump - -# Which release of libtool.m4 was used? -macro_version=2.2.6b -macro_revision=1.3017 - -# Whether or not to build static libraries. -build_old_libs=yes - -# What type of objects to build. -pic_mode=default - -# Whether or not to optimize for fast installation. -fast_install=needless - -# The host system. -host_alias= -host=i686-pc-linux-gnu -host_os=linux-gnu - -# The build system. -build_alias= -build=i686-pc-linux-gnu -build_os=linux-gnu - -# A sed program that does not truncate output. -SED="/bin/sed" - -# Sed that helps us avoid accidentally triggering echo(1) options like -n. -Xsed="$SED -e 1s/^X//" - -# A grep program that handles long lines. -GREP="/bin/grep" - -# An ERE matcher. -EGREP="/bin/grep -E" - -# A literal string matcher. -FGREP="/bin/grep -F" - -# A BSD- or MS-compatible name lister. -NM="/usr/bin/nm -B" - -# Whether we need soft or hard links. -LN_S="ln -s" - -# What is the maximum length of a command? 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This is $PACKAGE $VERSION, revision $package_revision, -$progname: but the definition of this LT_INIT comes from revision $macro_revision. -$progname: You should recreate aclocal.m4 with macros from revision $package_revision -$progname: of $PACKAGE $VERSION and run autoconf again. -_LT_EOF - fi - - exit $EXIT_MISMATCH - fi -} - - -## ----------- ## -## Main. ## -## ----------- ## - -$opt_help || { - # Sanity checks first: - func_check_version_match - - if test "$build_libtool_libs" != yes && test "$build_old_libs" != yes; then - func_fatal_configuration "not configured to build any kind of library" - fi - - test -z "$mode" && func_fatal_error "error: you must specify a MODE." - - - # Darwin sucks - eval std_shrext=\"$shrext_cmds\" - - - # Only execute mode is allowed to have -dlopen flags. - if test -n "$execute_dlfiles" && test "$mode" != execute; then - func_error "unrecognized option \`-dlopen'" - $ECHO "$help" 1>&2 - exit $EXIT_FAILURE - fi - - # Change the help message to a mode-specific one. - generic_help="$help" - help="Try \`$progname --help --mode=$mode' for more information." -} - - -# func_lalib_p file -# True iff FILE is a libtool `.la' library or `.lo' object file. -# This function is only a basic sanity check; it will hardly flush out -# determined imposters. -func_lalib_p () -{ - test -f "$1" && - $SED -e 4q "$1" 2>/dev/null \ - | $GREP "^# Generated by .*$PACKAGE" > /dev/null 2>&1 -} - -# func_lalib_unsafe_p file -# True iff FILE is a libtool `.la' library or `.lo' object file. -# This function implements the same check as func_lalib_p without -# resorting to external programs. 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then - case "$current_libdirs " in - *" $libdir "*) ;; - *) current_libdirs="$current_libdirs $libdir" ;; - esac - else - # Note the libdir as a future libdir. - case "$future_libdirs " in - *" $libdir "*) ;; - *) future_libdirs="$future_libdirs $libdir" ;; - esac - fi - - func_dirname "$file" "/" "" - dir="$func_dirname_result" - dir="$dir$objdir" - - if test -n "$relink_command"; then - # Determine the prefix the user has applied to our future dir. - inst_prefix_dir=`$ECHO "X$destdir" | $Xsed -e "s%$libdir\$%%"` - - # Don't allow the user to place us outside of our expected - # location b/c this prevents finding dependent libraries that - # are installed to the same prefix. - # At present, this check doesn't affect windows .dll's that - # are installed into $libdir/../bin (currently, that works fine) - # but it's something to keep an eye on. - test "$inst_prefix_dir" = "$destdir" && \ - func_fatal_error "error: cannot install \`$file' to a directory not ending in $libdir" - - if test -n "$inst_prefix_dir"; then - # Stick the inst_prefix_dir data into the link command. - relink_command=`$ECHO "X$relink_command" | $Xsed -e "s%@inst_prefix_dir@%-inst-prefix-dir $inst_prefix_dir%"` - else - relink_command=`$ECHO "X$relink_command" | $Xsed -e "s%@inst_prefix_dir@%%"` - fi - - func_warning "relinking \`$file'" - func_show_eval "$relink_command" \ - 'func_fatal_error "error: relink \`$file'\'' with the above command before installing it"' - fi - - # See the names of the shared library. - set dummy $library_names; shift - if test -n "$1"; then - realname="$1" - shift - - srcname="$realname" - test -n "$relink_command" && srcname="$realname"T - - # Install the shared library and build the symlinks. - func_show_eval "$install_prog $dir/$srcname $destdir/$realname" \ - 'exit $?' - tstripme="$stripme" - case $host_os in - cygwin* | mingw* | pw32* | cegcc*) - case $realname in - *.dll.a) - tstripme="" - ;; - esac - ;; - esac - if test -n "$tstripme" && test -n "$striplib"; then - func_show_eval "$striplib $destdir/$realname" 'exit $?' - fi - - if test "$#" -gt 0; then - # Delete the old symlinks, and create new ones. - # Try `ln -sf' first, because the `ln' binary might depend on - # the symlink we replace! Solaris /bin/ln does not understand -f, - # so we also need to try rm && ln -s. - for linkname - do - test "$linkname" != "$realname" \ - && func_show_eval "(cd $destdir && { $LN_S -f $realname $linkname || { $RM $linkname && $LN_S $realname $linkname; }; })" - done - fi - - # Do each command in the postinstall commands. - lib="$destdir/$realname" - func_execute_cmds "$postinstall_cmds" 'exit $?' - fi - - # Install the pseudo-library for information purposes. - func_basename "$file" - name="$func_basename_result" - instname="$dir/$name"i - func_show_eval "$install_prog $instname $destdir/$name" 'exit $?' - - # Maybe install the static library, too. - test -n "$old_library" && staticlibs="$staticlibs $dir/$old_library" - ;; - - *.lo) - # Install (i.e. copy) a libtool object. - - # Figure out destination file name, if it wasn't already specified. - if test -n "$destname"; then - destfile="$destdir/$destname" - else - func_basename "$file" - destfile="$func_basename_result" - destfile="$destdir/$destfile" - fi - - # Deduce the name of the destination old-style object file. - case $destfile in - *.lo) - func_lo2o "$destfile" - staticdest=$func_lo2o_result - ;; - *.$objext) - staticdest="$destfile" - destfile= - ;; - *) - func_fatal_help "cannot copy a libtool object to \`$destfile'" - ;; - esac - - # Install the libtool object if requested. - test -n "$destfile" && \ - func_show_eval "$install_prog $file $destfile" 'exit $?' - - # Install the old object if enabled. - if test "$build_old_libs" = yes; then - # Deduce the name of the old-style object file. - func_lo2o "$file" - staticobj=$func_lo2o_result - func_show_eval "$install_prog \$staticobj \$staticdest" 'exit $?' - fi - exit $EXIT_SUCCESS - ;; - - *) - # Figure out destination file name, if it wasn't already specified. - if test -n "$destname"; then - destfile="$destdir/$destname" - else - func_basename "$file" - destfile="$func_basename_result" - destfile="$destdir/$destfile" - fi - - # If the file is missing, and there is a .exe on the end, strip it - # because it is most likely a libtool script we actually want to - # install - stripped_ext="" - case $file in - *.exe) - if test ! -f "$file"; then - func_stripname '' '.exe' "$file" - file=$func_stripname_result - stripped_ext=".exe" - fi - ;; - esac - - # Do a test to see if this is really a libtool program. - case $host in - *cygwin* | *mingw*) - if func_ltwrapper_executable_p "$file"; then - func_ltwrapper_scriptname "$file" - wrapper=$func_ltwrapper_scriptname_result - else - func_stripname '' '.exe' "$file" - wrapper=$func_stripname_result - fi - ;; - *) - wrapper=$file - ;; - esac - if func_ltwrapper_script_p "$wrapper"; then - notinst_deplibs= - relink_command= - - func_source "$wrapper" - - # Check the variables that should have been set. - test -z "$generated_by_libtool_version" && \ - func_fatal_error "invalid libtool wrapper script \`$wrapper'" - - finalize=yes - for lib in $notinst_deplibs; do - # Check to see that each library is installed. - libdir= - if test -f "$lib"; then - func_source "$lib" - fi - libfile="$libdir/"`$ECHO "X$lib" | $Xsed -e 's%^.*/%%g'` ### testsuite: skip nested quoting test - if test -n "$libdir" && test ! -f "$libfile"; then - func_warning "\`$lib' has not been installed in \`$libdir'" - finalize=no - fi - done - - relink_command= - func_source "$wrapper" - - outputname= - if test "$fast_install" = no && test -n "$relink_command"; then - $opt_dry_run || { - if test "$finalize" = yes; then - tmpdir=`func_mktempdir` - func_basename "$file$stripped_ext" - file="$func_basename_result" - outputname="$tmpdir/$file" - # Replace the output file specification. - relink_command=`$ECHO "X$relink_command" | $Xsed -e 's%@OUTPUT@%'"$outputname"'%g'` - - $opt_silent || { - func_quote_for_expand "$relink_command" - eval "func_echo $func_quote_for_expand_result" - } - if eval "$relink_command"; then : - else - func_error "error: relink \`$file' with the above command before installing it" - $opt_dry_run || ${RM}r "$tmpdir" - continue - fi - file="$outputname" - else - func_warning "cannot relink \`$file'" - fi - } - else - # Install the binary that we compiled earlier. - file=`$ECHO "X$file$stripped_ext" | $Xsed -e "s%\([^/]*\)$%$objdir/\1%"` - fi - fi - - # remove .exe since cygwin /usr/bin/install will append another - # one anyway - case $install_prog,$host in - */usr/bin/install*,*cygwin*) - case $file:$destfile in - *.exe:*.exe) - # this is ok - ;; - *.exe:*) - destfile=$destfile.exe - ;; - *:*.exe) - func_stripname '' '.exe' "$destfile" - destfile=$func_stripname_result - ;; - esac - ;; - esac - func_show_eval "$install_prog\$stripme \$file \$destfile" 'exit $?' - $opt_dry_run || if test -n "$outputname"; then - ${RM}r "$tmpdir" - fi - ;; - esac - done - - for file in $staticlibs; do - func_basename "$file" - name="$func_basename_result" - - # Set up the ranlib parameters. - oldlib="$destdir/$name" - - func_show_eval "$install_prog \$file \$oldlib" 'exit $?' - - if test -n "$stripme" && test -n "$old_striplib"; then - func_show_eval "$old_striplib $oldlib" 'exit $?' - fi - - # Do each command in the postinstall commands. - func_execute_cmds "$old_postinstall_cmds" 'exit $?' - done - - test -n "$future_libdirs" && \ - func_warning "remember to run \`$progname --finish$future_libdirs'" - - if test -n "$current_libdirs"; then - # Maybe just do a dry run. - $opt_dry_run && current_libdirs=" -n$current_libdirs" - exec_cmd='$SHELL $progpath $preserve_args --finish$current_libdirs' - else - exit $EXIT_SUCCESS - fi -} - -test "$mode" = install && func_mode_install ${1+"$@"} - - -# func_generate_dlsyms outputname originator pic_p -# Extract symbols from dlprefiles and create ${outputname}S.o with -# a dlpreopen symbol table. -func_generate_dlsyms () -{ - $opt_debug - my_outputname="$1" - my_originator="$2" - my_pic_p="${3-no}" - my_prefix=`$ECHO "$my_originator" | sed 's%[^a-zA-Z0-9]%_%g'` - my_dlsyms= - - if test -n "$dlfiles$dlprefiles" || test "$dlself" != no; then - if test -n "$NM" && test -n "$global_symbol_pipe"; then - my_dlsyms="${my_outputname}S.c" - else - func_error "not configured to extract global symbols from dlpreopened files" - fi - fi - - if test -n "$my_dlsyms"; then - case $my_dlsyms in - "") ;; - *.c) - # Discover the nlist of each of the dlfiles. - nlist="$output_objdir/${my_outputname}.nm" - - func_show_eval "$RM $nlist ${nlist}S ${nlist}T" - - # Parse the name list into a source file. - func_verbose "creating $output_objdir/$my_dlsyms" - - $opt_dry_run || $ECHO > "$output_objdir/$my_dlsyms" "\ -/* $my_dlsyms - symbol resolution table for \`$my_outputname' dlsym emulation. */ -/* Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION */ - -#ifdef __cplusplus -extern \"C\" { -#endif - -/* External symbol declarations for the compiler. */\ -" - - if test "$dlself" = yes; then - func_verbose "generating symbol list for \`$output'" - - $opt_dry_run || echo ': @PROGRAM@ ' > "$nlist" - - # Add our own program objects to the symbol list. - progfiles=`$ECHO "X$objs$old_deplibs" | $SP2NL | $Xsed -e "$lo2o" | $NL2SP` - for progfile in $progfiles; do - func_verbose "extracting global C symbols from \`$progfile'" - $opt_dry_run || eval "$NM $progfile | $global_symbol_pipe >> '$nlist'" - done - - if test -n "$exclude_expsyms"; then - $opt_dry_run || { - eval '$EGREP -v " ($exclude_expsyms)$" "$nlist" > "$nlist"T' - eval '$MV "$nlist"T "$nlist"' - } - fi - - if test -n "$export_symbols_regex"; then - $opt_dry_run || { - eval '$EGREP -e "$export_symbols_regex" "$nlist" > "$nlist"T' - eval '$MV "$nlist"T "$nlist"' - } - fi - - # Prepare the list of exported symbols - if test -z "$export_symbols"; then - export_symbols="$output_objdir/$outputname.exp" - $opt_dry_run || { - $RM $export_symbols - eval "${SED} -n -e '/^: @PROGRAM@ $/d' -e 's/^.* \(.*\)$/\1/p' "'< "$nlist" > "$export_symbols"' - case $host in - *cygwin* | *mingw* | *cegcc* ) - eval "echo EXPORTS "'> "$output_objdir/$outputname.def"' - eval 'cat "$export_symbols" >> "$output_objdir/$outputname.def"' - ;; - esac - } - else - $opt_dry_run || { - eval "${SED} -e 's/\([].[*^$]\)/\\\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$outputname.exp"' - eval '$GREP -f "$output_objdir/$outputname.exp" < "$nlist" > "$nlist"T' - eval '$MV "$nlist"T "$nlist"' - case $host in - *cygwin | *mingw* | *cegcc* ) - eval "echo EXPORTS "'> "$output_objdir/$outputname.def"' - eval 'cat "$nlist" >> "$output_objdir/$outputname.def"' - ;; - esac - } - fi - fi - - for dlprefile in $dlprefiles; do - func_verbose "extracting global C symbols from \`$dlprefile'" - func_basename "$dlprefile" - name="$func_basename_result" - $opt_dry_run || { - eval '$ECHO ": $name " >> "$nlist"' - eval "$NM $dlprefile 2>/dev/null | $global_symbol_pipe >> '$nlist'" - } - done - - $opt_dry_run || { - # Make sure we have at least an empty file. - test -f "$nlist" || : > "$nlist" - - if test -n "$exclude_expsyms"; then - $EGREP -v " ($exclude_expsyms)$" "$nlist" > "$nlist"T - $MV "$nlist"T "$nlist" - fi - - # Try sorting and uniquifying the output. - if $GREP -v "^: " < "$nlist" | - if sort -k 3 /dev/null 2>&1; then - sort -k 3 - else - sort +2 - fi | - uniq > "$nlist"S; then - : - else - $GREP -v "^: " < "$nlist" > "$nlist"S - fi - - if test -f "$nlist"S; then - eval "$global_symbol_to_cdecl"' < "$nlist"S >> "$output_objdir/$my_dlsyms"' - else - $ECHO '/* NONE */' >> "$output_objdir/$my_dlsyms" - fi - - $ECHO >> "$output_objdir/$my_dlsyms" "\ - -/* The mapping between symbol names and symbols. */ -typedef struct { - const char *name; - void *address; -} lt_dlsymlist; -" - case $host in - *cygwin* | *mingw* | *cegcc* ) - $ECHO >> "$output_objdir/$my_dlsyms" "\ -/* DATA imports from DLLs on WIN32 con't be const, because - runtime relocations are performed -- see ld's documentation - on pseudo-relocs. */" - lt_dlsym_const= ;; - *osf5*) - echo >> "$output_objdir/$my_dlsyms" "\ -/* This system does not cope well with relocations in const data */" - lt_dlsym_const= ;; - *) - lt_dlsym_const=const ;; - esac - - $ECHO >> "$output_objdir/$my_dlsyms" "\ -extern $lt_dlsym_const lt_dlsymlist -lt_${my_prefix}_LTX_preloaded_symbols[]; -$lt_dlsym_const lt_dlsymlist -lt_${my_prefix}_LTX_preloaded_symbols[] = -{\ - { \"$my_originator\", (void *) 0 }," - - case $need_lib_prefix in - no) - eval "$global_symbol_to_c_name_address" < "$nlist" >> "$output_objdir/$my_dlsyms" - ;; - *) - eval "$global_symbol_to_c_name_address_lib_prefix" < "$nlist" >> "$output_objdir/$my_dlsyms" - ;; - esac - $ECHO >> "$output_objdir/$my_dlsyms" "\ - {0, (void *) 0} -}; - -/* This works around a problem in FreeBSD linker */ -#ifdef FREEBSD_WORKAROUND -static const void *lt_preloaded_setup() { - return lt_${my_prefix}_LTX_preloaded_symbols; -} -#endif - -#ifdef __cplusplus -} -#endif\ -" - } # !$opt_dry_run - - pic_flag_for_symtable= - case "$compile_command " in - *" -static "*) ;; - *) - case $host in - # compiling the symbol table file with pic_flag works around - # a FreeBSD bug that causes programs to crash when -lm is - # linked before any other PIC object. But we must not use - # pic_flag when linking with -static. The problem exists in - # FreeBSD 2.2.6 and is fixed in FreeBSD 3.1. - *-*-freebsd2*|*-*-freebsd3.0*|*-*-freebsdelf3.0*) - pic_flag_for_symtable=" $pic_flag -DFREEBSD_WORKAROUND" ;; - *-*-hpux*) - pic_flag_for_symtable=" $pic_flag" ;; - *) - if test "X$my_pic_p" != Xno; then - pic_flag_for_symtable=" $pic_flag" - fi - ;; - esac - ;; - esac - symtab_cflags= - for arg in $LTCFLAGS; do - case $arg in - -pie | -fpie | -fPIE) ;; - *) symtab_cflags="$symtab_cflags $arg" ;; - esac - done - - # Now compile the dynamic symbol file. - func_show_eval '(cd $output_objdir && $LTCC$symtab_cflags -c$no_builtin_flag$pic_flag_for_symtable "$my_dlsyms")' 'exit $?' - - # Clean up the generated files. - func_show_eval '$RM "$output_objdir/$my_dlsyms" "$nlist" "${nlist}S" "${nlist}T"' - - # Transform the symbol file into the correct name. - symfileobj="$output_objdir/${my_outputname}S.$objext" - case $host in - *cygwin* | *mingw* | *cegcc* ) - if test -f "$output_objdir/$my_outputname.def"; then - compile_command=`$ECHO "X$compile_command" | $Xsed -e "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"` - finalize_command=`$ECHO "X$finalize_command" | $Xsed -e "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"` - else - compile_command=`$ECHO "X$compile_command" | $Xsed -e "s%@SYMFILE@%$symfileobj%"` - finalize_command=`$ECHO "X$finalize_command" | $Xsed -e "s%@SYMFILE@%$symfileobj%"` - fi - ;; - *) - compile_command=`$ECHO "X$compile_command" | $Xsed -e "s%@SYMFILE@%$symfileobj%"` - finalize_command=`$ECHO "X$finalize_command" | $Xsed -e "s%@SYMFILE@%$symfileobj%"` - ;; - esac - ;; - *) - func_fatal_error "unknown suffix for \`$my_dlsyms'" - ;; - esac - else - # We keep going just in case the user didn't refer to - # lt_preloaded_symbols. The linker will fail if global_symbol_pipe - # really was required. - - # Nullify the symbol file. - compile_command=`$ECHO "X$compile_command" | $Xsed -e "s% @SYMFILE@%%"` - finalize_command=`$ECHO "X$finalize_command" | $Xsed -e "s% @SYMFILE@%%"` - fi -} - -# func_win32_libid arg -# return the library type of file 'arg' -# -# Need a lot of goo to handle *both* DLLs and import libs -# Has to be a shell function in order to 'eat' the argument -# that is supplied when $file_magic_command is called. -func_win32_libid () -{ - $opt_debug - win32_libid_type="unknown" - win32_fileres=`file -L $1 2>/dev/null` - case $win32_fileres in - *ar\ archive\ import\ library*) # definitely import - win32_libid_type="x86 archive import" - ;; - *ar\ archive*) # could be an import, or static - if eval $OBJDUMP -f $1 | $SED -e '10q' 2>/dev/null | - $EGREP 'file format pe-i386(.*architecture: i386)?' >/dev/null ; then - win32_nmres=`eval $NM -f posix -A $1 | - $SED -n -e ' - 1,100{ - / I /{ - s,.*,import, - p - q - } - }'` - case $win32_nmres in - import*) win32_libid_type="x86 archive import";; - *) win32_libid_type="x86 archive static";; - esac - fi - ;; - *DLL*) - win32_libid_type="x86 DLL" - ;; - *executable*) # but shell scripts are "executable" too... - case $win32_fileres in - *MS\ Windows\ PE\ Intel*) - win32_libid_type="x86 DLL" - ;; - esac - ;; - esac - $ECHO "$win32_libid_type" -} - - - -# func_extract_an_archive dir oldlib -func_extract_an_archive () -{ - $opt_debug - f_ex_an_ar_dir="$1"; shift - f_ex_an_ar_oldlib="$1" - func_show_eval "(cd \$f_ex_an_ar_dir && $AR x \"\$f_ex_an_ar_oldlib\")" 'exit $?' - if ($AR t "$f_ex_an_ar_oldlib" | sort | sort -uc >/dev/null 2>&1); then - : - else - func_fatal_error "object name conflicts in archive: $f_ex_an_ar_dir/$f_ex_an_ar_oldlib" - fi -} - - -# func_extract_archives gentop oldlib ... -func_extract_archives () -{ - $opt_debug - my_gentop="$1"; shift - my_oldlibs=${1+"$@"} - my_oldobjs="" - my_xlib="" - my_xabs="" - my_xdir="" - - for my_xlib in $my_oldlibs; do - # Extract the objects. - case $my_xlib in - [\\/]* | [A-Za-z]:[\\/]*) my_xabs="$my_xlib" ;; - *) my_xabs=`pwd`"/$my_xlib" ;; - esac - func_basename "$my_xlib" - my_xlib="$func_basename_result" - my_xlib_u=$my_xlib - while :; do - case " $extracted_archives " in - *" $my_xlib_u "*) - func_arith $extracted_serial + 1 - extracted_serial=$func_arith_result - my_xlib_u=lt$extracted_serial-$my_xlib ;; - *) break ;; - esac - done - extracted_archives="$extracted_archives $my_xlib_u" - my_xdir="$my_gentop/$my_xlib_u" - - func_mkdir_p "$my_xdir" - - case $host in - *-darwin*) - func_verbose "Extracting $my_xabs" - # Do not bother doing anything if just a dry run - $opt_dry_run || { - darwin_orig_dir=`pwd` - cd $my_xdir || exit $? - darwin_archive=$my_xabs - darwin_curdir=`pwd` - darwin_base_archive=`basename "$darwin_archive"` - darwin_arches=`$LIPO -info "$darwin_archive" 2>/dev/null | $GREP Architectures 2>/dev/null || true` - if test -n "$darwin_arches"; then - darwin_arches=`$ECHO "$darwin_arches" | $SED -e 's/.*are://'` - darwin_arch= - func_verbose "$darwin_base_archive has multiple architectures $darwin_arches" - for darwin_arch in $darwin_arches ; do - func_mkdir_p "unfat-$$/${darwin_base_archive}-${darwin_arch}" - $LIPO -thin $darwin_arch -output "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" "${darwin_archive}" - cd "unfat-$$/${darwin_base_archive}-${darwin_arch}" - func_extract_an_archive "`pwd`" "${darwin_base_archive}" - cd "$darwin_curdir" - $RM "unfat-$$/${darwin_base_archive}-${darwin_arch}/${darwin_base_archive}" - done # $darwin_arches - ## Okay now we've a bunch of thin objects, gotta fatten them up :) - darwin_filelist=`find unfat-$$ -type f -name \*.o -print -o -name \*.lo -print | $SED -e "$basename" | sort -u` - darwin_file= - darwin_files= - for darwin_file in $darwin_filelist; do - darwin_files=`find unfat-$$ -name $darwin_file -print | $NL2SP` - $LIPO -create -output "$darwin_file" $darwin_files - done # $darwin_filelist - $RM -rf unfat-$$ - cd "$darwin_orig_dir" - else - cd $darwin_orig_dir - func_extract_an_archive "$my_xdir" "$my_xabs" - fi # $darwin_arches - } # !$opt_dry_run - ;; - *) - func_extract_an_archive "$my_xdir" "$my_xabs" - ;; - esac - my_oldobjs="$my_oldobjs "`find $my_xdir -name \*.$objext -print -o -name \*.lo -print | $NL2SP` - done - - func_extract_archives_result="$my_oldobjs" -} - - - -# func_emit_wrapper_part1 [arg=no] -# -# Emit the first part of a libtool wrapper script on stdout. -# For more information, see the description associated with -# func_emit_wrapper(), below. -func_emit_wrapper_part1 () -{ - func_emit_wrapper_part1_arg1=no - if test -n "$1" ; then - func_emit_wrapper_part1_arg1=$1 - fi - - $ECHO "\ -#! $SHELL - -# $output - temporary wrapper script for $objdir/$outputname -# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION -# -# The $output program cannot be directly executed until all the libtool -# libraries that it depends on are installed. -# -# This wrapper script should never be moved out of the build directory. -# If it is, it will not operate correctly. - -# Sed substitution that helps us do robust quoting. It backslashifies -# metacharacters that are still active within double-quoted strings. -Xsed='${SED} -e 1s/^X//' -sed_quote_subst='$sed_quote_subst' - -# Be Bourne compatible -if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then - emulate sh - NULLCMD=: - # Zsh 3.x and 4.x performs word splitting on \${1+\"\$@\"}, which - # is contrary to our usage. Disable this feature. - alias -g '\${1+\"\$@\"}'='\"\$@\"' - setopt NO_GLOB_SUBST -else - case \`(set -o) 2>/dev/null\` in *posix*) set -o posix;; esac -fi -BIN_SH=xpg4; export BIN_SH # for Tru64 -DUALCASE=1; export DUALCASE # for MKS sh - -# The HP-UX ksh and POSIX shell print the target directory to stdout -# if CDPATH is set. -(unset CDPATH) >/dev/null 2>&1 && unset CDPATH - -relink_command=\"$relink_command\" - -# This environment variable determines our operation mode. -if test \"\$libtool_install_magic\" = \"$magic\"; then - # install mode needs the following variables: - generated_by_libtool_version='$macro_version' - notinst_deplibs='$notinst_deplibs' -else - # When we are sourced in execute mode, \$file and \$ECHO are already set. - if test \"\$libtool_execute_magic\" != \"$magic\"; then - ECHO=\"$qecho\" - file=\"\$0\" - # Make sure echo works. - if test \"X\$1\" = X--no-reexec; then - # Discard the --no-reexec flag, and continue. - shift - elif test \"X\`{ \$ECHO '\t'; } 2>/dev/null\`\" = 'X\t'; then - # Yippee, \$ECHO works! - : - else - # Restart under the correct shell, and then maybe \$ECHO will work. - exec $SHELL \"\$0\" --no-reexec \${1+\"\$@\"} - fi - fi\ -" - $ECHO "\ - - # Find the directory that this script lives in. - thisdir=\`\$ECHO \"X\$file\" | \$Xsed -e 's%/[^/]*$%%'\` - test \"x\$thisdir\" = \"x\$file\" && thisdir=. - - # Follow symbolic links until we get to the real thisdir. - file=\`ls -ld \"\$file\" | ${SED} -n 's/.*-> //p'\` - while test -n \"\$file\"; do - destdir=\`\$ECHO \"X\$file\" | \$Xsed -e 's%/[^/]*\$%%'\` - - # If there was a directory component, then change thisdir. - if test \"x\$destdir\" != \"x\$file\"; then - case \"\$destdir\" in - [\\\\/]* | [A-Za-z]:[\\\\/]*) thisdir=\"\$destdir\" ;; - *) thisdir=\"\$thisdir/\$destdir\" ;; - esac - fi - - file=\`\$ECHO \"X\$file\" | \$Xsed -e 's%^.*/%%'\` - file=\`ls -ld \"\$thisdir/\$file\" | ${SED} -n 's/.*-> //p'\` - done -" -} -# end: func_emit_wrapper_part1 - -# func_emit_wrapper_part2 [arg=no] -# -# Emit the second part of a libtool wrapper script on stdout. -# For more information, see the description associated with -# func_emit_wrapper(), below. -func_emit_wrapper_part2 () -{ - func_emit_wrapper_part2_arg1=no - if test -n "$1" ; then - func_emit_wrapper_part2_arg1=$1 - fi - - $ECHO "\ - - # Usually 'no', except on cygwin/mingw when embedded into - # the cwrapper. - WRAPPER_SCRIPT_BELONGS_IN_OBJDIR=$func_emit_wrapper_part2_arg1 - if test \"\$WRAPPER_SCRIPT_BELONGS_IN_OBJDIR\" = \"yes\"; then - # special case for '.' - if test \"\$thisdir\" = \".\"; then - thisdir=\`pwd\` - fi - # remove .libs from thisdir - case \"\$thisdir\" in - *[\\\\/]$objdir ) thisdir=\`\$ECHO \"X\$thisdir\" | \$Xsed -e 's%[\\\\/][^\\\\/]*$%%'\` ;; - $objdir ) thisdir=. ;; - esac - fi - - # Try to get the absolute directory name. - absdir=\`cd \"\$thisdir\" && pwd\` - test -n \"\$absdir\" && thisdir=\"\$absdir\" -" - - if test "$fast_install" = yes; then - $ECHO "\ - program=lt-'$outputname'$exeext - progdir=\"\$thisdir/$objdir\" - - if test ! -f \"\$progdir/\$program\" || - { file=\`ls -1dt \"\$progdir/\$program\" \"\$progdir/../\$program\" 2>/dev/null | ${SED} 1q\`; \\ - test \"X\$file\" != \"X\$progdir/\$program\"; }; then - - file=\"\$\$-\$program\" - - if test ! -d \"\$progdir\"; then - $MKDIR \"\$progdir\" - else - $RM \"\$progdir/\$file\" - fi" - - $ECHO "\ - - # relink executable if necessary - if test -n \"\$relink_command\"; then - if relink_command_output=\`eval \$relink_command 2>&1\`; then : - else - $ECHO \"\$relink_command_output\" >&2 - $RM \"\$progdir/\$file\" - exit 1 - fi - fi - - $MV \"\$progdir/\$file\" \"\$progdir/\$program\" 2>/dev/null || - { $RM \"\$progdir/\$program\"; - $MV \"\$progdir/\$file\" \"\$progdir/\$program\"; } - $RM \"\$progdir/\$file\" - fi" - else - $ECHO "\ - program='$outputname' - progdir=\"\$thisdir/$objdir\" -" - fi - - $ECHO "\ - - if test -f \"\$progdir/\$program\"; then" - - # Export our shlibpath_var if we have one. - if test "$shlibpath_overrides_runpath" = yes && test -n "$shlibpath_var" && test -n "$temp_rpath"; then - $ECHO "\ - # Add our own library path to $shlibpath_var - $shlibpath_var=\"$temp_rpath\$$shlibpath_var\" - - # Some systems cannot cope with colon-terminated $shlibpath_var - # The second colon is a workaround for a bug in BeOS R4 sed - $shlibpath_var=\`\$ECHO \"X\$$shlibpath_var\" | \$Xsed -e 's/::*\$//'\` - - export $shlibpath_var -" - fi - - # fixup the dll searchpath if we need to. - if test -n "$dllsearchpath"; then - $ECHO "\ - # Add the dll search path components to the executable PATH - PATH=$dllsearchpath:\$PATH -" - fi - - $ECHO "\ - if test \"\$libtool_execute_magic\" != \"$magic\"; then - # Run the actual program with our arguments. -" - case $host in - # Backslashes separate directories on plain windows - *-*-mingw | *-*-os2* | *-cegcc*) - $ECHO "\ - exec \"\$progdir\\\\\$program\" \${1+\"\$@\"} -" - ;; - - *) - $ECHO "\ - exec \"\$progdir/\$program\" \${1+\"\$@\"} -" - ;; - esac - $ECHO "\ - \$ECHO \"\$0: cannot exec \$program \$*\" 1>&2 - exit 1 - fi - else - # The program doesn't exist. - \$ECHO \"\$0: error: \\\`\$progdir/\$program' does not exist\" 1>&2 - \$ECHO \"This script is just a wrapper for \$program.\" 1>&2 - $ECHO \"See the $PACKAGE documentation for more information.\" 1>&2 - exit 1 - fi -fi\ -" -} -# end: func_emit_wrapper_part2 - - -# func_emit_wrapper [arg=no] -# -# Emit a libtool wrapper script on stdout. -# Don't directly open a file because we may want to -# incorporate the script contents within a cygwin/mingw -# wrapper executable. Must ONLY be called from within -# func_mode_link because it depends on a number of variables -# set therein. -# -# ARG is the value that the WRAPPER_SCRIPT_BELONGS_IN_OBJDIR -# variable will take. If 'yes', then the emitted script -# will assume that the directory in which it is stored is -# the $objdir directory. This is a cygwin/mingw-specific -# behavior. -func_emit_wrapper () -{ - func_emit_wrapper_arg1=no - if test -n "$1" ; then - func_emit_wrapper_arg1=$1 - fi - - # split this up so that func_emit_cwrapperexe_src - # can call each part independently. - func_emit_wrapper_part1 "${func_emit_wrapper_arg1}" - func_emit_wrapper_part2 "${func_emit_wrapper_arg1}" -} - - -# func_to_host_path arg -# -# Convert paths to host format when used with build tools. -# Intended for use with "native" mingw (where libtool itself -# is running under the msys shell), or in the following cross- -# build environments: -# $build $host -# mingw (msys) mingw [e.g. native] -# cygwin mingw -# *nix + wine mingw -# where wine is equipped with the `winepath' executable. -# In the native mingw case, the (msys) shell automatically -# converts paths for any non-msys applications it launches, -# but that facility isn't available from inside the cwrapper. -# Similar accommodations are necessary for $host mingw and -# $build cygwin. Calling this function does no harm for other -# $host/$build combinations not listed above. -# -# ARG is the path (on $build) that should be converted to -# the proper representation for $host. The result is stored -# in $func_to_host_path_result. -func_to_host_path () -{ - func_to_host_path_result="$1" - if test -n "$1" ; then - case $host in - *mingw* ) - lt_sed_naive_backslashify='s|\\\\*|\\|g;s|/|\\|g;s|\\|\\\\|g' - case $build in - *mingw* ) # actually, msys - # awkward: cmd appends spaces to result - lt_sed_strip_trailing_spaces="s/[ ]*\$//" - func_to_host_path_tmp1=`( cmd //c echo "$1" |\ - $SED -e "$lt_sed_strip_trailing_spaces" ) 2>/dev/null || echo ""` - func_to_host_path_result=`echo "$func_to_host_path_tmp1" |\ - $SED -e "$lt_sed_naive_backslashify"` - ;; - *cygwin* ) - func_to_host_path_tmp1=`cygpath -w "$1"` - func_to_host_path_result=`echo "$func_to_host_path_tmp1" |\ - $SED -e "$lt_sed_naive_backslashify"` - ;; - * ) - # Unfortunately, winepath does not exit with a non-zero - # error code, so we are forced to check the contents of - # stdout. On the other hand, if the command is not - # found, the shell will set an exit code of 127 and print - # *an error message* to stdout. So we must check for both - # error code of zero AND non-empty stdout, which explains - # the odd construction: - func_to_host_path_tmp1=`winepath -w "$1" 2>/dev/null` - if test "$?" -eq 0 && test -n "${func_to_host_path_tmp1}"; then - func_to_host_path_result=`echo "$func_to_host_path_tmp1" |\ - $SED -e "$lt_sed_naive_backslashify"` - else - # Allow warning below. - func_to_host_path_result="" - fi - ;; - esac - if test -z "$func_to_host_path_result" ; then - func_error "Could not determine host path corresponding to" - func_error " '$1'" - func_error "Continuing, but uninstalled executables may not work." - # Fallback: - func_to_host_path_result="$1" - fi - ;; - esac - fi -} -# end: func_to_host_path - -# func_to_host_pathlist arg -# -# Convert pathlists to host format when used with build tools. -# See func_to_host_path(), above. This function supports the -# following $build/$host combinations (but does no harm for -# combinations not listed here): -# $build $host -# mingw (msys) mingw [e.g. native] -# cygwin mingw -# *nix + wine mingw -# -# Path separators are also converted from $build format to -# $host format. If ARG begins or ends with a path separator -# character, it is preserved (but converted to $host format) -# on output. -# -# ARG is a pathlist (on $build) that should be converted to -# the proper representation on $host. The result is stored -# in $func_to_host_pathlist_result. -func_to_host_pathlist () -{ - func_to_host_pathlist_result="$1" - if test -n "$1" ; then - case $host in - *mingw* ) - lt_sed_naive_backslashify='s|\\\\*|\\|g;s|/|\\|g;s|\\|\\\\|g' - # Remove leading and trailing path separator characters from - # ARG. msys behavior is inconsistent here, cygpath turns them - # into '.;' and ';.', and winepath ignores them completely. - func_to_host_pathlist_tmp2="$1" - # Once set for this call, this variable should not be - # reassigned. It is used in tha fallback case. - func_to_host_pathlist_tmp1=`echo "$func_to_host_pathlist_tmp2" |\ - $SED -e 's|^:*||' -e 's|:*$||'` - case $build in - *mingw* ) # Actually, msys. - # Awkward: cmd appends spaces to result. - lt_sed_strip_trailing_spaces="s/[ ]*\$//" - func_to_host_pathlist_tmp2=`( cmd //c echo "$func_to_host_pathlist_tmp1" |\ - $SED -e "$lt_sed_strip_trailing_spaces" ) 2>/dev/null || echo ""` - func_to_host_pathlist_result=`echo "$func_to_host_pathlist_tmp2" |\ - $SED -e "$lt_sed_naive_backslashify"` - ;; - *cygwin* ) - func_to_host_pathlist_tmp2=`cygpath -w -p "$func_to_host_pathlist_tmp1"` - func_to_host_pathlist_result=`echo "$func_to_host_pathlist_tmp2" |\ - $SED -e "$lt_sed_naive_backslashify"` - ;; - * ) - # unfortunately, winepath doesn't convert pathlists - func_to_host_pathlist_result="" - func_to_host_pathlist_oldIFS=$IFS - IFS=: - for func_to_host_pathlist_f in $func_to_host_pathlist_tmp1 ; do - IFS=$func_to_host_pathlist_oldIFS - if test -n "$func_to_host_pathlist_f" ; then - func_to_host_path "$func_to_host_pathlist_f" - if test -n "$func_to_host_path_result" ; then - if test -z "$func_to_host_pathlist_result" ; then - func_to_host_pathlist_result="$func_to_host_path_result" - else - func_to_host_pathlist_result="$func_to_host_pathlist_result;$func_to_host_path_result" - fi - fi - fi - IFS=: - done - IFS=$func_to_host_pathlist_oldIFS - ;; - esac - if test -z "$func_to_host_pathlist_result" ; then - func_error "Could not determine the host path(s) corresponding to" - func_error " '$1'" - func_error "Continuing, but uninstalled executables may not work." - # Fallback. This may break if $1 contains DOS-style drive - # specifications. The fix is not to complicate the expression - # below, but for the user to provide a working wine installation - # with winepath so that path translation in the cross-to-mingw - # case works properly. - lt_replace_pathsep_nix_to_dos="s|:|;|g" - func_to_host_pathlist_result=`echo "$func_to_host_pathlist_tmp1" |\ - $SED -e "$lt_replace_pathsep_nix_to_dos"` - fi - # Now, add the leading and trailing path separators back - case "$1" in - :* ) func_to_host_pathlist_result=";$func_to_host_pathlist_result" - ;; - esac - case "$1" in - *: ) func_to_host_pathlist_result="$func_to_host_pathlist_result;" - ;; - esac - ;; - esac - fi -} -# end: func_to_host_pathlist - -# func_emit_cwrapperexe_src -# emit the source code for a wrapper executable on stdout -# Must ONLY be called from within func_mode_link because -# it depends on a number of variable set therein. -func_emit_cwrapperexe_src () -{ - cat < -#include -#ifdef _MSC_VER -# include -# include -# include -# define setmode _setmode -#else -# include -# include -# ifdef __CYGWIN__ -# include -# define HAVE_SETENV -# ifdef __STRICT_ANSI__ -char *realpath (const char *, char *); -int putenv (char *); -int setenv (const char *, const char *, int); -# endif -# endif -#endif -#include -#include -#include -#include -#include -#include -#include -#include - -#if defined(PATH_MAX) -# define LT_PATHMAX PATH_MAX -#elif defined(MAXPATHLEN) -# define LT_PATHMAX MAXPATHLEN -#else -# define LT_PATHMAX 1024 -#endif - -#ifndef S_IXOTH -# define S_IXOTH 0 -#endif -#ifndef S_IXGRP -# define S_IXGRP 0 -#endif - -#ifdef _MSC_VER -# define S_IXUSR _S_IEXEC -# define stat _stat -# ifndef _INTPTR_T_DEFINED -# define intptr_t int -# endif -#endif - -#ifndef DIR_SEPARATOR -# define DIR_SEPARATOR '/' -# define PATH_SEPARATOR ':' -#endif - -#if defined (_WIN32) || defined (__MSDOS__) || defined (__DJGPP__) || \ - defined (__OS2__) -# define HAVE_DOS_BASED_FILE_SYSTEM -# define FOPEN_WB "wb" -# ifndef DIR_SEPARATOR_2 -# define DIR_SEPARATOR_2 '\\' -# endif -# ifndef PATH_SEPARATOR_2 -# define PATH_SEPARATOR_2 ';' -# endif -#endif - -#ifndef DIR_SEPARATOR_2 -# define IS_DIR_SEPARATOR(ch) ((ch) == DIR_SEPARATOR) -#else /* DIR_SEPARATOR_2 */ -# define IS_DIR_SEPARATOR(ch) \ - (((ch) == DIR_SEPARATOR) || ((ch) == DIR_SEPARATOR_2)) -#endif /* DIR_SEPARATOR_2 */ - -#ifndef PATH_SEPARATOR_2 -# define IS_PATH_SEPARATOR(ch) ((ch) == PATH_SEPARATOR) -#else /* PATH_SEPARATOR_2 */ -# define IS_PATH_SEPARATOR(ch) ((ch) == PATH_SEPARATOR_2) -#endif /* PATH_SEPARATOR_2 */ - -#ifdef __CYGWIN__ -# define FOPEN_WB "wb" -#endif - -#ifndef FOPEN_WB -# define FOPEN_WB "w" -#endif -#ifndef _O_BINARY -# define _O_BINARY 0 -#endif - -#define XMALLOC(type, num) ((type *) xmalloc ((num) * sizeof(type))) -#define XFREE(stale) do { \ - if (stale) { free ((void *) stale); stale = 0; } \ -} while (0) - -#undef LTWRAPPER_DEBUGPRINTF -#if defined DEBUGWRAPPER -# define LTWRAPPER_DEBUGPRINTF(args) ltwrapper_debugprintf args -static void -ltwrapper_debugprintf (const char *fmt, ...) -{ - va_list args; - va_start (args, fmt); - (void) vfprintf (stderr, fmt, args); - va_end (args); -} -#else -# define LTWRAPPER_DEBUGPRINTF(args) -#endif - -const char *program_name = NULL; - -void *xmalloc (size_t num); -char *xstrdup (const char *string); -const char *base_name (const char *name); -char *find_executable (const char *wrapper); -char *chase_symlinks (const char *pathspec); -int make_executable (const char *path); -int check_executable (const char *path); -char *strendzap (char *str, const char *pat); -void lt_fatal (const char *message, ...); -void lt_setenv (const char *name, const char *value); -char *lt_extend_str (const char *orig_value, const char *add, int to_end); -void lt_opt_process_env_set (const char *arg); -void lt_opt_process_env_prepend (const char *arg); -void lt_opt_process_env_append (const char *arg); -int lt_split_name_value (const char *arg, char** name, char** value); -void lt_update_exe_path (const char *name, const char *value); -void lt_update_lib_path (const char *name, const char *value); - -static const char *script_text_part1 = -EOF - - func_emit_wrapper_part1 yes | - $SED -e 's/\([\\"]\)/\\\1/g' \ - -e 's/^/ "/' -e 's/$/\\n"/' - echo ";" - cat <"))); - for (i = 0; i < newargc; i++) - { - LTWRAPPER_DEBUGPRINTF (("(main) newargz[%d] : %s\n", i, (newargz[i] ? newargz[i] : ""))); - } - -EOF - - case $host_os in - mingw*) - cat <<"EOF" - /* execv doesn't actually work on mingw as expected on unix */ - rval = _spawnv (_P_WAIT, lt_argv_zero, (const char * const *) newargz); - if (rval == -1) - { - /* failed to start process */ - LTWRAPPER_DEBUGPRINTF (("(main) failed to launch target \"%s\": errno = %d\n", lt_argv_zero, errno)); - return 127; - } - return rval; -EOF - ;; - *) - cat <<"EOF" - execv (lt_argv_zero, newargz); - return rval; /* =127, but avoids unused variable warning */ -EOF - ;; - esac - - cat <<"EOF" -} - -void * -xmalloc (size_t num) -{ - void *p = (void *) malloc (num); - if (!p) - lt_fatal ("Memory exhausted"); - - return p; -} - -char * -xstrdup (const char *string) -{ - return string ? strcpy ((char *) xmalloc (strlen (string) + 1), - string) : NULL; -} - -const char * -base_name (const char *name) -{ - const char *base; - -#if defined (HAVE_DOS_BASED_FILE_SYSTEM) - /* Skip over the disk name in MSDOS pathnames. */ - if (isalpha ((unsigned char) name[0]) && name[1] == ':') - name += 2; -#endif - - for (base = name; *name; name++) - if (IS_DIR_SEPARATOR (*name)) - base = name + 1; - return base; -} - -int -check_executable (const char *path) -{ - struct stat st; - - LTWRAPPER_DEBUGPRINTF (("(check_executable) : %s\n", - path ? (*path ? path : "EMPTY!") : "NULL!")); - if ((!path) || (!*path)) - return 0; - - if ((stat (path, &st) >= 0) - && (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH))) - return 1; - else - return 0; -} - -int -make_executable (const char *path) -{ - int rval = 0; - struct stat st; - - LTWRAPPER_DEBUGPRINTF (("(make_executable) : %s\n", - path ? (*path ? path : "EMPTY!") : "NULL!")); - if ((!path) || (!*path)) - return 0; - - if (stat (path, &st) >= 0) - { - rval = chmod (path, st.st_mode | S_IXOTH | S_IXGRP | S_IXUSR); - } - return rval; -} - -/* Searches for the full path of the wrapper. Returns - newly allocated full path name if found, NULL otherwise - Does not chase symlinks, even on platforms that support them. -*/ -char * -find_executable (const char *wrapper) -{ - int has_slash = 0; - const char *p; - const char *p_next; - /* static buffer for getcwd */ - char tmp[LT_PATHMAX + 1]; - int tmp_len; - char *concat_name; - - LTWRAPPER_DEBUGPRINTF (("(find_executable) : %s\n", - wrapper ? (*wrapper ? wrapper : "EMPTY!") : "NULL!")); - - if ((wrapper == NULL) || (*wrapper == '\0')) - return NULL; - - /* Absolute path? */ -#if defined (HAVE_DOS_BASED_FILE_SYSTEM) - if (isalpha ((unsigned char) wrapper[0]) && wrapper[1] == ':') - { - concat_name = xstrdup (wrapper); - if (check_executable (concat_name)) - return concat_name; - XFREE (concat_name); - } - else - { -#endif - if (IS_DIR_SEPARATOR (wrapper[0])) - { - concat_name = xstrdup (wrapper); - if (check_executable (concat_name)) - return concat_name; - XFREE (concat_name); - } -#if defined (HAVE_DOS_BASED_FILE_SYSTEM) - } -#endif - - for (p = wrapper; *p; p++) - if (*p == '/') - { - has_slash = 1; - break; - } - if (!has_slash) - { - /* no slashes; search PATH */ - const char *path = getenv ("PATH"); - if (path != NULL) - { - for (p = path; *p; p = p_next) - { - const char *q; - size_t p_len; - for (q = p; *q; q++) - if (IS_PATH_SEPARATOR (*q)) - break; - p_len = q - p; - p_next = (*q == '\0' ? q : q + 1); - if (p_len == 0) - { - /* empty path: current directory */ - if (getcwd (tmp, LT_PATHMAX) == NULL) - lt_fatal ("getcwd failed"); - tmp_len = strlen (tmp); - concat_name = - XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1); - memcpy (concat_name, tmp, tmp_len); - concat_name[tmp_len] = '/'; - strcpy (concat_name + tmp_len + 1, wrapper); - } - else - { - concat_name = - XMALLOC (char, p_len + 1 + strlen (wrapper) + 1); - memcpy (concat_name, p, p_len); - concat_name[p_len] = '/'; - strcpy (concat_name + p_len + 1, wrapper); - } - if (check_executable (concat_name)) - return concat_name; - XFREE (concat_name); - } - } - /* not found in PATH; assume curdir */ - } - /* Relative path | not found in path: prepend cwd */ - if (getcwd (tmp, LT_PATHMAX) == NULL) - lt_fatal ("getcwd failed"); - tmp_len = strlen (tmp); - concat_name = XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1); - memcpy (concat_name, tmp, tmp_len); - concat_name[tmp_len] = '/'; - strcpy (concat_name + tmp_len + 1, wrapper); - - if (check_executable (concat_name)) - return concat_name; - XFREE (concat_name); - return NULL; -} - -char * -chase_symlinks (const char *pathspec) -{ -#ifndef S_ISLNK - return xstrdup (pathspec); -#else - char buf[LT_PATHMAX]; - struct stat s; - char *tmp_pathspec = xstrdup (pathspec); - char *p; - int has_symlinks = 0; - while (strlen (tmp_pathspec) && !has_symlinks) - { - LTWRAPPER_DEBUGPRINTF (("checking path component for symlinks: %s\n", - tmp_pathspec)); - if (lstat (tmp_pathspec, &s) == 0) - { - if (S_ISLNK (s.st_mode) != 0) - { - has_symlinks = 1; - break; - } - - /* search backwards for last DIR_SEPARATOR */ - p = tmp_pathspec + strlen (tmp_pathspec) - 1; - while ((p > tmp_pathspec) && (!IS_DIR_SEPARATOR (*p))) - p--; - if ((p == tmp_pathspec) && (!IS_DIR_SEPARATOR (*p))) - { - /* no more DIR_SEPARATORS left */ - break; - } - *p = '\0'; - } - else - { - char *errstr = strerror (errno); - lt_fatal ("Error accessing file %s (%s)", tmp_pathspec, errstr); - } - } - XFREE (tmp_pathspec); - - if (!has_symlinks) - { - return xstrdup (pathspec); - } - - tmp_pathspec = realpath (pathspec, buf); - if (tmp_pathspec == 0) - { - lt_fatal ("Could not follow symlinks for %s", pathspec); - } - return xstrdup (tmp_pathspec); -#endif -} - -char * -strendzap (char *str, const char *pat) -{ - size_t len, patlen; - - assert (str != NULL); - assert (pat != NULL); - - len = strlen (str); - patlen = strlen (pat); - - if (patlen <= len) - { - str += len - patlen; - if (strcmp (str, pat) == 0) - *str = '\0'; - } - return str; -} - -static void -lt_error_core (int exit_status, const char *mode, - const char *message, va_list ap) -{ - fprintf (stderr, "%s: %s: ", program_name, mode); - vfprintf (stderr, message, ap); - fprintf (stderr, ".\n"); - - if (exit_status >= 0) - exit (exit_status); -} - -void -lt_fatal (const char *message, ...) -{ - va_list ap; - va_start (ap, message); - lt_error_core (EXIT_FAILURE, "FATAL", message, ap); - va_end (ap); -} - -void -lt_setenv (const char *name, const char *value) -{ - LTWRAPPER_DEBUGPRINTF (("(lt_setenv) setting '%s' to '%s'\n", - (name ? name : ""), - (value ? value : ""))); - { -#ifdef HAVE_SETENV - /* always make a copy, for consistency with !HAVE_SETENV */ - char *str = xstrdup (value); - setenv (name, str, 1); -#else - int len = strlen (name) + 1 + strlen (value) + 1; - char *str = XMALLOC (char, len); - sprintf (str, "%s=%s", name, value); - if (putenv (str) != EXIT_SUCCESS) - { - XFREE (str); - } -#endif - } -} - -char * -lt_extend_str (const char *orig_value, const char *add, int to_end) -{ - char *new_value; - if (orig_value && *orig_value) - { - int orig_value_len = strlen (orig_value); - int add_len = strlen (add); - new_value = XMALLOC (char, add_len + orig_value_len + 1); - if (to_end) - { - strcpy (new_value, orig_value); - strcpy (new_value + orig_value_len, add); - } - else - { - strcpy (new_value, add); - strcpy (new_value + add_len, orig_value); - } - } - else - { - new_value = xstrdup (add); - } - return new_value; -} - -int -lt_split_name_value (const char *arg, char** name, char** value) -{ - const char *p; - int len; - if (!arg || !*arg) - return 1; - - p = strchr (arg, (int)'='); - - if (!p) - return 1; - - *value = xstrdup (++p); - - len = strlen (arg) - strlen (*value); - *name = XMALLOC (char, len); - strncpy (*name, arg, len-1); - (*name)[len - 1] = '\0'; - - return 0; -} - -void -lt_opt_process_env_set (const char *arg) -{ - char *name = NULL; - char *value = NULL; - - if (lt_split_name_value (arg, &name, &value) != 0) - { - XFREE (name); - XFREE (value); - lt_fatal ("bad argument for %s: '%s'", env_set_opt, arg); - } - - lt_setenv (name, value); - XFREE (name); - XFREE (value); -} - -void -lt_opt_process_env_prepend (const char *arg) -{ - char *name = NULL; - char *value = NULL; - char *new_value = NULL; - - if (lt_split_name_value (arg, &name, &value) != 0) - { - XFREE (name); - XFREE (value); - lt_fatal ("bad argument for %s: '%s'", env_prepend_opt, arg); - } - - new_value = lt_extend_str (getenv (name), value, 0); - lt_setenv (name, new_value); - XFREE (new_value); - XFREE (name); - XFREE (value); -} - -void -lt_opt_process_env_append (const char *arg) -{ - char *name = NULL; - char *value = NULL; - char *new_value = NULL; - - if (lt_split_name_value (arg, &name, &value) != 0) - { - XFREE (name); - XFREE (value); - lt_fatal ("bad argument for %s: '%s'", env_append_opt, arg); - } - - new_value = lt_extend_str (getenv (name), value, 1); - lt_setenv (name, new_value); - XFREE (new_value); - XFREE (name); - XFREE (value); -} - -void -lt_update_exe_path (const char *name, const char *value) -{ - LTWRAPPER_DEBUGPRINTF (("(lt_update_exe_path) modifying '%s' by prepending '%s'\n", - (name ? name : ""), - (value ? value : ""))); - - if (name && *name && value && *value) - { - char *new_value = lt_extend_str (getenv (name), value, 0); - /* some systems can't cope with a ':'-terminated path #' */ - int len = strlen (new_value); - while (((len = strlen (new_value)) > 0) && IS_PATH_SEPARATOR (new_value[len-1])) - { - new_value[len-1] = '\0'; - } - lt_setenv (name, new_value); - XFREE (new_value); - } -} - -void -lt_update_lib_path (const char *name, const char *value) -{ - LTWRAPPER_DEBUGPRINTF (("(lt_update_lib_path) modifying '%s' by prepending '%s'\n", - (name ? name : ""), - (value ? value : ""))); - - if (name && *name && value && *value) - { - char *new_value = lt_extend_str (getenv (name), value, 0); - lt_setenv (name, new_value); - XFREE (new_value); - } -} - - -EOF -} -# end: func_emit_cwrapperexe_src - -# func_mode_link arg... -func_mode_link () -{ - $opt_debug - case $host in - *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*) - # It is impossible to link a dll without this setting, and - # we shouldn't force the makefile maintainer to figure out - # which system we are compiling for in order to pass an extra - # flag for every libtool invocation. - # allow_undefined=no - - # FIXME: Unfortunately, there are problems with the above when trying - # to make a dll which has undefined symbols, in which case not - # even a static library is built. For now, we need to specify - # -no-undefined on the libtool link line when we can be certain - # that all symbols are satisfied, otherwise we get a static library. - allow_undefined=yes - ;; - *) - allow_undefined=yes - ;; - esac - libtool_args=$nonopt - base_compile="$nonopt $@" - compile_command=$nonopt - finalize_command=$nonopt - - compile_rpath= - finalize_rpath= - compile_shlibpath= - finalize_shlibpath= - convenience= - old_convenience= - deplibs= - old_deplibs= - compiler_flags= - linker_flags= - dllsearchpath= - lib_search_path=`pwd` - inst_prefix_dir= - new_inherited_linker_flags= - - avoid_version=no - dlfiles= - dlprefiles= - dlself=no - export_dynamic=no - export_symbols= - export_symbols_regex= - generated= - libobjs= - ltlibs= - module=no - no_install=no - objs= - non_pic_objects= - precious_files_regex= - prefer_static_libs=no - preload=no - prev= - prevarg= - release= - rpath= - xrpath= - perm_rpath= - temp_rpath= - thread_safe=no - vinfo= - vinfo_number=no - weak_libs= - single_module="${wl}-single_module" - func_infer_tag $base_compile - - # We need to know -static, to get the right output filenames. - for arg - do - case $arg in - -shared) - test "$build_libtool_libs" != yes && \ - func_fatal_configuration "can not build a shared library" - build_old_libs=no - break - ;; - -all-static | -static | -static-libtool-libs) - case $arg in - -all-static) - if test "$build_libtool_libs" = yes && test -z "$link_static_flag"; then - func_warning "complete static linking is impossible in this configuration" - fi - if test -n "$link_static_flag"; then - dlopen_self=$dlopen_self_static - fi - prefer_static_libs=yes - ;; - -static) - if test -z "$pic_flag" && test -n "$link_static_flag"; then - dlopen_self=$dlopen_self_static - fi - prefer_static_libs=built - ;; - -static-libtool-libs) - if test -z "$pic_flag" && test -n "$link_static_flag"; then - dlopen_self=$dlopen_self_static - fi - prefer_static_libs=yes - ;; - esac - build_libtool_libs=no - build_old_libs=yes - break - ;; - esac - done - - # See if our shared archives depend on static archives. - test -n "$old_archive_from_new_cmds" && build_old_libs=yes - - # Go through the arguments, transforming them on the way. - while test "$#" -gt 0; do - arg="$1" - shift - func_quote_for_eval "$arg" - qarg=$func_quote_for_eval_unquoted_result - func_append libtool_args " $func_quote_for_eval_result" - - # If the previous option needs an argument, assign it. - if test -n "$prev"; then - case $prev in - output) - func_append compile_command " @OUTPUT@" - func_append finalize_command " @OUTPUT@" - ;; - esac - - case $prev in - dlfiles|dlprefiles) - if test "$preload" = no; then - # Add the symbol object into the linking commands. - func_append compile_command " @SYMFILE@" - func_append finalize_command " @SYMFILE@" - preload=yes - fi - case $arg in - *.la | *.lo) ;; # We handle these cases below. - force) - if test "$dlself" = no; then - dlself=needless - export_dynamic=yes - fi - prev= - continue - ;; - self) - if test "$prev" = dlprefiles; then - dlself=yes - elif test "$prev" = dlfiles && test "$dlopen_self" != yes; then - dlself=yes - else - dlself=needless - export_dynamic=yes - fi - prev= - continue - ;; - *) - if test "$prev" = dlfiles; then - dlfiles="$dlfiles $arg" - else - dlprefiles="$dlprefiles $arg" - fi - prev= - continue - ;; - esac - ;; - expsyms) - export_symbols="$arg" - test -f "$arg" \ - || func_fatal_error "symbol file \`$arg' does not exist" - prev= - continue - ;; - expsyms_regex) - export_symbols_regex="$arg" - prev= - continue - ;; - framework) - case $host in - *-*-darwin*) - case "$deplibs " in - *" $qarg.ltframework "*) ;; - *) deplibs="$deplibs $qarg.ltframework" # this is fixed later - ;; - esac - ;; - esac - prev= - continue - ;; - inst_prefix) - inst_prefix_dir="$arg" - prev= - continue - ;; - objectlist) - if test -f "$arg"; then - save_arg=$arg - moreargs= - for fil in `cat "$save_arg"` - do -# moreargs="$moreargs $fil" - arg=$fil - # A libtool-controlled object. - - # Check to see that this really is a libtool object. - if func_lalib_unsafe_p "$arg"; then - pic_object= - non_pic_object= - - # Read the .lo file - func_source "$arg" - - if test -z "$pic_object" || - test -z "$non_pic_object" || - test "$pic_object" = none && - test "$non_pic_object" = none; then - func_fatal_error "cannot find name of object for \`$arg'" - fi - - # Extract subdirectory from the argument. - func_dirname "$arg" "/" "" - xdir="$func_dirname_result" - - if test "$pic_object" != none; then - # Prepend the subdirectory the object is found in. - pic_object="$xdir$pic_object" - - if test "$prev" = dlfiles; then - if test "$build_libtool_libs" = yes && test "$dlopen_support" = yes; then - dlfiles="$dlfiles $pic_object" - prev= - continue - else - # If libtool objects are unsupported, then we need to preload. - prev=dlprefiles - fi - fi - - # CHECK ME: I think I busted this. -Ossama - if test "$prev" = dlprefiles; then - # Preload the old-style object. - dlprefiles="$dlprefiles $pic_object" - prev= - fi - - # A PIC object. - func_append libobjs " $pic_object" - arg="$pic_object" - fi - - # Non-PIC object. - if test "$non_pic_object" != none; then - # Prepend the subdirectory the object is found in. - non_pic_object="$xdir$non_pic_object" - - # A standard non-PIC object - func_append non_pic_objects " $non_pic_object" - if test -z "$pic_object" || test "$pic_object" = none ; then - arg="$non_pic_object" - fi - else - # If the PIC object exists, use it instead. - # $xdir was prepended to $pic_object above. - non_pic_object="$pic_object" - func_append non_pic_objects " $non_pic_object" - fi - else - # Only an error if not doing a dry-run. - if $opt_dry_run; then - # Extract subdirectory from the argument. - func_dirname "$arg" "/" "" - xdir="$func_dirname_result" - - func_lo2o "$arg" - pic_object=$xdir$objdir/$func_lo2o_result - non_pic_object=$xdir$func_lo2o_result - func_append libobjs " $pic_object" - func_append non_pic_objects " $non_pic_object" - else - func_fatal_error "\`$arg' is not a valid libtool object" - fi - fi - done - else - func_fatal_error "link input file \`$arg' does not exist" - fi - arg=$save_arg - prev= - continue - ;; - precious_regex) - precious_files_regex="$arg" - prev= - continue - ;; - release) - release="-$arg" - prev= - continue - ;; - rpath | xrpath) - # We need an absolute path. - case $arg in - [\\/]* | [A-Za-z]:[\\/]*) ;; - *) - func_fatal_error "only absolute run-paths are allowed" - ;; - esac - if test "$prev" = rpath; then - case "$rpath " in - *" $arg "*) ;; - *) rpath="$rpath $arg" ;; - esac - else - case "$xrpath " in - *" $arg "*) ;; - *) xrpath="$xrpath $arg" ;; - esac - fi - prev= - continue - ;; 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- *) lib_linked=no ;; - esac - - if test "$lib_linked" != yes; then - func_fatal_configuration "unsupported hardcode properties" - fi - - if test -n "$add_shlibpath"; then - case :$compile_shlibpath: in - *":$add_shlibpath:"*) ;; - *) compile_shlibpath="$compile_shlibpath$add_shlibpath:" ;; - esac - fi - if test "$linkmode" = prog; then - test -n "$add_dir" && compile_deplibs="$add_dir $compile_deplibs" - test -n "$add" && compile_deplibs="$add $compile_deplibs" - else - test -n "$add_dir" && deplibs="$add_dir $deplibs" - test -n "$add" && deplibs="$add $deplibs" - if test "$hardcode_direct" != yes && - test "$hardcode_minus_L" != yes && - test "$hardcode_shlibpath_var" = yes; then - case :$finalize_shlibpath: in - *":$libdir:"*) ;; - *) finalize_shlibpath="$finalize_shlibpath$libdir:" ;; - esac - fi - fi - fi - - if test "$linkmode" = prog || test "$mode" = relink; then - add_shlibpath= - add_dir= - add= - # Finalize command for both is simple: just hardcode it. - if test "$hardcode_direct" = yes && - test "$hardcode_direct_absolute" = no; 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then - # Here we assume that one of hardcode_direct or hardcode_minus_L - # is not unsupported. 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then - : - else - # the above command should be used before it gets too long - oldobjs=$objlist - if test "$obj" = "$last_oldobj" ; then - RANLIB=$save_RANLIB - fi - test -z "$concat_cmds" || concat_cmds=$concat_cmds~ - eval concat_cmds=\"\${concat_cmds}$old_archive_cmds\" - objlist= - len=$len0 - fi - done - RANLIB=$save_RANLIB - oldobjs=$objlist - if test "X$oldobjs" = "X" ; then - eval cmds=\"\$concat_cmds\" - else - eval cmds=\"\$concat_cmds~\$old_archive_cmds\" - fi - fi - fi - func_execute_cmds "$cmds" 'exit $?' - done - - test -n "$generated" && \ - func_show_eval "${RM}r$generated" - - # Now create the libtool archive. - case $output in - *.la) - old_library= - test "$build_old_libs" = yes && old_library="$libname.$libext" - func_verbose "creating $output" - - # Preserve any variables that may affect compiler behavior - for var in $variables_saved_for_relink; do - if eval test -z \"\${$var+set}\"; then - relink_command="{ test -z \"\${$var+set}\" || $lt_unset $var || { $var=; export $var; 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- *) newdependency_libs="$newdependency_libs $deplib" ;; - esac - done - dependency_libs="$newdependency_libs" - newdlfiles= - - for lib in $dlfiles; do - case $lib in - *.la) - func_basename "$lib" - name="$func_basename_result" - eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $lib` - test -z "$libdir" && \ - func_fatal_error "\`$lib' is not a valid libtool archive" - newdlfiles="$newdlfiles $libdir/$name" - ;; - *) newdlfiles="$newdlfiles $lib" ;; - esac - done - dlfiles="$newdlfiles" - newdlprefiles= - for lib in $dlprefiles; do - case $lib in - *.la) - # Only pass preopened files to the pseudo-archive (for - # eventual linking with the app. that links it) if we - # didn't already link the preopened objects directly into - # the library: - func_basename "$lib" - name="$func_basename_result" - eval libdir=`${SED} -n -e 's/^libdir=\(.*\)$/\1/p' $lib` - test -z "$libdir" && \ - func_fatal_error "\`$lib' is not a valid libtool archive" - newdlprefiles="$newdlprefiles $libdir/$name" - ;; - esac - done - dlprefiles="$newdlprefiles" - else - newdlfiles= - for lib in $dlfiles; do - case $lib in - [\\/]* | [A-Za-z]:[\\/]*) abs="$lib" ;; - *) abs=`pwd`"/$lib" ;; - esac - newdlfiles="$newdlfiles $abs" - done - dlfiles="$newdlfiles" - newdlprefiles= - for lib in $dlprefiles; do - case $lib in - [\\/]* | [A-Za-z]:[\\/]*) abs="$lib" ;; - *) abs=`pwd`"/$lib" ;; - esac - newdlprefiles="$newdlprefiles $abs" - done - dlprefiles="$newdlprefiles" - fi - $RM $output - # place dlname in correct position for cygwin - tdlname=$dlname - case $host,$output,$installed,$module,$dlname in - *cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll) tdlname=../bin/$dlname ;; - esac - $ECHO > $output "\ -# $outputname - a libtool library file -# Generated by $PROGRAM (GNU $PACKAGE$TIMESTAMP) $VERSION -# -# Please DO NOT delete this file! -# It is necessary for linking the library. - -# The name that we can dlopen(3). -dlname='$tdlname' - -# Names of this library. -library_names='$library_names' - -# The name of the static archive. -old_library='$old_library' - -# Linker flags that can not go in dependency_libs. -inherited_linker_flags='$new_inherited_linker_flags' - -# Libraries that this one depends upon. -dependency_libs='$dependency_libs' - -# Names of additional weak libraries provided by this library -weak_library_names='$weak_libs' - -# Version information for $libname. -current=$current -age=$age -revision=$revision - -# Is this an already installed library? -installed=$installed - -# Should we warn about portability when linking against -modules? -shouldnotlink=$module - -# Files to dlopen/dlpreopen -dlopen='$dlfiles' -dlpreopen='$dlprefiles' - -# Directory that this library needs to be installed in: -libdir='$install_libdir'" - if test "$installed" = no && test "$need_relink" = yes; then - $ECHO >> $output "\ -relink_command=\"$relink_command\"" - fi - done - } - - # Do a symbolic link so that the libtool archive can be found in - # LD_LIBRARY_PATH before the program is installed. - func_show_eval '( cd "$output_objdir" && $RM "$outputname" && $LN_S "../$outputname" "$outputname" )' 'exit $?' - ;; - esac - exit $EXIT_SUCCESS -} - -{ test "$mode" = link || test "$mode" = relink; } && - func_mode_link ${1+"$@"} - - -# func_mode_uninstall arg... -func_mode_uninstall () -{ - $opt_debug - RM="$nonopt" - files= - rmforce= - exit_status=0 - - # This variable tells wrapper scripts just to set variables rather - # than running their programs. - libtool_install_magic="$magic" - - for arg - do - case $arg in - -f) RM="$RM $arg"; rmforce=yes ;; - -*) RM="$RM $arg" ;; - *) files="$files $arg" ;; - esac - done - - test -z "$RM" && \ - func_fatal_help "you must specify an RM program" - - rmdirs= - - origobjdir="$objdir" - for file in $files; do - func_dirname "$file" "" "." - dir="$func_dirname_result" - if test "X$dir" = X.; then - objdir="$origobjdir" - else - objdir="$dir/$origobjdir" - fi - func_basename "$file" - name="$func_basename_result" - test "$mode" = uninstall && objdir="$dir" - - # Remember objdir for removal later, being careful to avoid duplicates - if test "$mode" = clean; then - case " $rmdirs " in - *" $objdir "*) ;; - *) rmdirs="$rmdirs $objdir" ;; - esac - fi - - # Don't error if the file doesn't exist and rm -f was used. - if { test -L "$file"; } >/dev/null 2>&1 || - { test -h "$file"; } >/dev/null 2>&1 || - test -f "$file"; then - : - elif test -d "$file"; then - exit_status=1 - continue - elif test "$rmforce" = yes; then - continue - fi - - rmfiles="$file" - - case $name in - *.la) - # Possibly a libtool archive, so verify it. - if func_lalib_p "$file"; then - func_source $dir/$name - - # Delete the libtool libraries and symlinks. - for n in $library_names; do - rmfiles="$rmfiles $objdir/$n" - done - test -n "$old_library" && rmfiles="$rmfiles $objdir/$old_library" - - case "$mode" in - clean) - case " $library_names " in - # " " in the beginning catches empty $dlname - *" $dlname "*) ;; - *) rmfiles="$rmfiles $objdir/$dlname" ;; - esac - test -n "$libdir" && rmfiles="$rmfiles $objdir/$name $objdir/${name}i" - ;; - uninstall) - if test -n "$library_names"; then - # Do each command in the postuninstall commands. - func_execute_cmds "$postuninstall_cmds" 'test "$rmforce" = yes || exit_status=1' - fi - - if test -n "$old_library"; then - # Do each command in the old_postuninstall commands. - func_execute_cmds "$old_postuninstall_cmds" 'test "$rmforce" = yes || exit_status=1' - fi - # FIXME: should reinstall the best remaining shared library. - ;; - esac - fi - ;; - - *.lo) - # Possibly a libtool object, so verify it. - if func_lalib_p "$file"; then - - # Read the .lo file - func_source $dir/$name - - # Add PIC object to the list of files to remove. - if test -n "$pic_object" && - test "$pic_object" != none; then - rmfiles="$rmfiles $dir/$pic_object" - fi - - # Add non-PIC object to the list of files to remove. - if test -n "$non_pic_object" && - test "$non_pic_object" != none; then - rmfiles="$rmfiles $dir/$non_pic_object" - fi - fi - ;; - - *) - if test "$mode" = clean ; then - noexename=$name - case $file in - *.exe) - func_stripname '' '.exe' "$file" - file=$func_stripname_result - func_stripname '' '.exe' "$name" - noexename=$func_stripname_result - # $file with .exe has already been added to rmfiles, - # add $file without .exe - rmfiles="$rmfiles $file" - ;; - esac - # Do a test to see if this is a libtool program. - if func_ltwrapper_p "$file"; then - if func_ltwrapper_executable_p "$file"; then - func_ltwrapper_scriptname "$file" - relink_command= - func_source $func_ltwrapper_scriptname_result - rmfiles="$rmfiles $func_ltwrapper_scriptname_result" - else - relink_command= - func_source $dir/$noexename - fi - - # note $name still contains .exe if it was in $file originally - # as does the version of $file that was added into $rmfiles - rmfiles="$rmfiles $objdir/$name $objdir/${name}S.${objext}" - if test "$fast_install" = yes && test -n "$relink_command"; then - rmfiles="$rmfiles $objdir/lt-$name" - fi - if test "X$noexename" != "X$name" ; then - rmfiles="$rmfiles $objdir/lt-${noexename}.c" - fi - fi - fi - ;; - esac - func_show_eval "$RM $rmfiles" 'exit_status=1' - done - objdir="$origobjdir" - - # Try to remove the ${objdir}s in the directories where we deleted files - for dir in $rmdirs; do - if test -d "$dir"; then - func_show_eval "rmdir $dir >/dev/null 2>&1" - fi - done - - exit $exit_status -} - -{ test "$mode" = uninstall || test "$mode" = clean; } && - func_mode_uninstall ${1+"$@"} - -test -z "$mode" && { - help="$generic_help" - func_fatal_help "you must specify a MODE" -} - -test -z "$exec_cmd" && \ - func_fatal_help "invalid operation mode \`$mode'" - -if test -n "$exec_cmd"; then - eval exec "$exec_cmd" - exit $EXIT_FAILURE -fi - -exit $exit_status - - -# The TAGs below are defined such that we never get into a situation -# in which we disable both kinds of libraries. Given conflicting -# choices, we go for a static library, that is the most portable, -# since we can't tell whether shared libraries were disabled because -# the user asked for that or because the platform doesn't support -# them. This is particularly important on AIX, because we don't -# support having both static and shared libraries enabled at the same -# time on that platform, so we default to a shared-only configuration. -# If a disable-shared tag is given, we'll fallback to a static-only -# configuration. But we'll never go from static-only to shared-only. - -# ### BEGIN LIBTOOL TAG CONFIG: disable-shared -build_libtool_libs=no -build_old_libs=yes -# ### END LIBTOOL TAG CONFIG: disable-shared - -# ### BEGIN LIBTOOL TAG CONFIG: disable-static -build_old_libs=`case $build_libtool_libs in yes) echo no;; *) echo yes;; esac` -# ### END LIBTOOL TAG CONFIG: disable-static - -# Local Variables: -# mode:shell-script -# sh-indentation:2 -# End: -# vi:sw=2 - - -# ### BEGIN LIBTOOL TAG CONFIG: F77 - -# The linker used to build libraries. -LD="" - -# Commands used to build an old-style archive. -old_archive_cmds="\$AR \$AR_FLAGS \$oldlib\$oldobjs~\$RANLIB \$oldlib" - -# A language specific compiler. -CC="" - -# Is the compiler the GNU compiler? -with_gcc= - -# Compiler flag to turn off builtin functions. -no_builtin_flag="" - -# How to pass a linker flag through the compiler. -wl="" - -# Additional compiler flags for building library objects. -pic_flag="" - -# Compiler flag to prevent dynamic linking. -link_static_flag="" - -# Does compiler simultaneously support -c and -o options? -compiler_c_o="" - -# Whether or not to add -lc for building shared libraries. -build_libtool_need_lc=no - -# Whether or not to disallow shared libs when runtime libs are static. -allow_libtool_libs_with_static_runtimes=no - -# Compiler flag to allow reflexive dlopens. -export_dynamic_flag_spec="" - -# Compiler flag to generate shared objects directly from archives. -whole_archive_flag_spec="" - -# Whether the compiler copes with passing no objects directly. -compiler_needs_object="" - -# Create an old-style archive from a shared archive. -old_archive_from_new_cmds="" - -# Create a temporary old-style archive to link instead of a shared archive. -old_archive_from_expsyms_cmds="" - -# Commands used to build a shared archive. -archive_cmds="" -archive_expsym_cmds="" - -# Commands used to build a loadable module if different from building -# a shared archive. -module_cmds="" -module_expsym_cmds="" - -# Whether we are building with GNU ld or not. -with_gnu_ld="" - -# Flag that allows shared libraries with undefined symbols to be built. -allow_undefined_flag="" - -# Flag that enforces no undefined symbols. -no_undefined_flag="" - -# Flag to hardcode $libdir into a binary during linking. -# This must work even if $libdir does not exist -hardcode_libdir_flag_spec="" - -# If ld is used when linking, flag to hardcode $libdir into a binary -# during linking. This must work even if $libdir does not exist. -hardcode_libdir_flag_spec_ld="" - -# Whether we need a single "-rpath" flag with a separated argument. -hardcode_libdir_separator="" - -# Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes -# DIR into the resulting binary. -hardcode_direct=no - -# Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes -# DIR into the resulting binary and the resulting library dependency is -# "absolute",i.e impossible to change by setting ${shlibpath_var} if the -# library is relocated. -hardcode_direct_absolute=no - -# Set to "yes" if using the -LDIR flag during linking hardcodes DIR -# into the resulting binary. -hardcode_minus_L=no - -# Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR -# into the resulting binary. -hardcode_shlibpath_var= - -# Set to "yes" if building a shared library automatically hardcodes DIR -# into the library and all subsequent libraries and executables linked -# against it. -hardcode_automatic=no - -# Set to yes if linker adds runtime paths of dependent libraries -# to runtime path list. -inherit_rpath=no - -# Whether libtool must link a program against all its dependency libraries. -link_all_deplibs=unknown - -# Fix the shell variable $srcfile for the compiler. -fix_srcfile_path="" - -# Set to "yes" if exported symbols are required. -always_export_symbols=no - -# The commands to list exported symbols. -export_symbols_cmds="" - -# Symbols that should not be listed in the preloaded symbols. -exclude_expsyms="" - -# Symbols that must always be exported. -include_expsyms="" - -# Commands necessary for linking programs (against libraries) with templates. -prelink_cmds="" - -# Specify filename containing input files. -file_list_spec="" - -# How to hardcode a shared library path into an executable. -hardcode_action= - -# ### END LIBTOOL TAG CONFIG: F77 diff --git a/memenv.pc b/memenv.pc deleted file mode 100755 index a456ce8..0000000 --- a/memenv.pc +++ /dev/null @@ -1,10 +0,0 @@ -prefix=/usr -exec_prefix=${prefix} -libdir=${exec_prefix}/lib -includedir=${prefix}/include - -Name: libmemenv -Description: LevelDB-MemEnv Library -Version: 1.1 -Libs: -L${libdir} -lmemenv -Cflags: -I${includedir} diff --git a/packaging/leveldb.changes b/packaging/leveldb.changes deleted file mode 100644 index 3ad8b0f..0000000 --- a/packaging/leveldb.changes +++ /dev/null @@ -1,6 +0,0 @@ -* Sun Aug 25 2013 Chengwei Yang -- Remove debian packaging stuff - -* Sat May 18 2013 Anas Nashif submit/tizen/20130517.051247@2a95e52 -- Fixed build on 64 bit systems - diff --git a/packaging/leveldb.manifest b/packaging/leveldb.manifest deleted file mode 100644 index 017d22d..0000000 --- a/packaging/leveldb.manifest +++ /dev/null @@ -1,5 +0,0 @@ - - - - - diff --git a/packaging/leveldb.spec b/packaging/leveldb.spec deleted file mode 100644 index ee7a2b1..0000000 --- a/packaging/leveldb.spec +++ /dev/null @@ -1,70 +0,0 @@ -Name: leveldb -Summary: A fast key-value storage library -Version: 1.1 -Release: 1 -Group: System/Libraries -License: BSD-2.0 -Source0: %{name}-%{version}.tar.gz -Source1001: leveldb.manifest - -%description -LevelDB is a fast key-value storage library written at Google -that provides an ordered mapping from string keys to string values. - - -%package -n libleveldb -Summary: A fast key-value storage library -Group: System/Libraries - -%description -n libleveldb -LevelDB is a fast key-value storage library written at Google -that provides an ordered mapping from string keys to string values. - - -%package devel -Summary: A fast key-value storage library - Development -Group: Development/Libraries -Requires: libleveldb - -%description devel -LevelDB is a fast key-value storage library written at Google -that provides an ordered mapping from string keys to string values. - -Development Files. - - -%prep -%setup -q -cp %{SOURCE1001} . - -%build -make libdir=%{_libdir} %{?jobs:-j%jobs} - -%install -make install DESTDIR=%{buildroot} libdir=%{_libdir} - - -%post -p /sbin/ldconfig -n libleveldb - -%postun -p /sbin/ldconfig -n libleveldb - - -%files -n libleveldb -%manifest %{name}.manifest -%license LICENSE -%defattr(-,root,root,-) -%{_libdir}/libleveldb.so.0 -%{_libdir}/libleveldb.so.1.1.0 -%{_libdir}/libmemenv.so.0 -%{_libdir}/libmemenv.so.1.1.0 - - -%files devel -%manifest %{name}.manifest - -%{_libdir}/libmemenv.so -%{_libdir}/pkgconfig/leveldb.pc -%{_libdir}/pkgconfig/memenv.pc -%{_includedir}/leveldb/*.h -%{_includedir}/helpers/memenv/*.h -%{_libdir}/libleveldb.so diff --git a/port/atomic_pointer.h b/port/atomic_pointer.h index db0a613..35ae550 100644 --- a/port/atomic_pointer.h +++ b/port/atomic_pointer.h @@ -34,7 +34,7 @@ #define ARCH_CPU_X86_FAMILY 1 #elif defined(_M_IX86) || defined(__i386__) || defined(__i386) #define ARCH_CPU_X86_FAMILY 1 -#elif defined(__ARMEL__) || defined(__aarch64__) +#elif defined(__ARMEL__) #define ARCH_CPU_ARM_FAMILY 1 #endif diff --git a/port/port_android.h b/port/port_android.h index 64cdcbf..92f0090 100644 --- a/port/port_android.h +++ b/port/port_android.h @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include #include diff --git a/port/port_posix.h b/port/port_posix.h index 9666391..485ad10 100644 --- a/port/port_posix.h +++ b/port/port_posix.h @@ -7,7 +7,7 @@ #ifndef STORAGE_LEVELDB_PORT_PORT_POSIX_H_ #define STORAGE_LEVELDB_PORT_PORT_POSIX_H_ -#if defined(OS_MACOSX) || defined(OS_FREEBSD) +#if defined(OS_MACOSX) #include #elif defined(OS_SOLARIS) #include @@ -16,6 +16,10 @@ #else #define BIG_ENDIAN #endif +#elif defined(OS_FREEBSD) || defined(OS_OPENBSD) || defined(OS_NETBSD) ||\ + defined(OS_DRAGONFLYBSD) + #include + #include #else #include #endif @@ -33,13 +37,17 @@ #define IS_LITTLE_ENDIAN (__BYTE_ORDER == __LITTLE_ENDIAN) #endif -#if defined(OS_MACOSX) || defined(OS_SOLARIS) || defined(OS_FREEBSD) +#if defined(OS_MACOSX) || defined(OS_SOLARIS) || defined(OS_FREEBSD) ||\ + defined(OS_NETBSD) || defined(OS_OPENBSD) || defined(OS_DRAGONFLYBSD) +// Use fread/fwrite/fflush on platforms without _unlocked variants #define fread_unlocked fread #define fwrite_unlocked fwrite #define fflush_unlocked fflush #endif -#if defined(OS_MACOSX) || defined(OS_FREEBSD) +#if defined(OS_MACOSX) || defined(OS_FREEBSD) ||\ + defined(OS_OPENBSD) || defined(OS_DRAGONFLYBSD) +// Use fsync() on platforms without fdatasync() #define fdatasync fsync #endif diff --git a/table/block.cc b/table/block.cc index 40aa318..06eb6f8 100644 --- a/table/block.cc +++ b/table/block.cc @@ -19,9 +19,10 @@ inline uint32_t Block::NumRestarts() const { return DecodeFixed32(data_ + size_ - sizeof(uint32_t)); } -Block::Block(const char* data, size_t size) +Block::Block(const char* data, size_t size, bool take_ownership) : data_(data), - size_(size) { + size_(size), + owned_(take_ownership) { if (size_ < sizeof(uint32_t)) { size_ = 0; // Error marker } else { @@ -35,7 +36,9 @@ Block::Block(const char* data, size_t size) } Block::~Block() { - delete[] data_; + if (owned_) { + delete[] data_; + } } // Helper routine: decode the next block entry starting at "p", diff --git a/table/block.h b/table/block.h index 9eb6f02..76088a4 100644 --- a/table/block.h +++ b/table/block.h @@ -16,8 +16,9 @@ class Comparator; class Block { public: // Initialize the block with the specified contents. - // Takes ownership of data[] and will delete[] it when done. - Block(const char* data, size_t size); + // Takes ownership of data[] and will delete[] it when done iff + // "take_ownership is true. + Block(const char* data, size_t size, bool take_ownership); ~Block(); @@ -30,6 +31,7 @@ class Block { const char* data_; size_t size_; uint32_t restart_offset_; // Offset in data_ of restart array + bool owned_; // Block owns data_[] // No copying allowed Block(const Block&); diff --git a/table/format.cc b/table/format.cc index 23728d8..25b85a2 100644 --- a/table/format.cc +++ b/table/format.cc @@ -66,8 +66,10 @@ Status Footer::DecodeFrom(Slice* input) { Status ReadBlock(RandomAccessFile* file, const ReadOptions& options, const BlockHandle& handle, - Block** block) { + Block** block, + bool* may_cache) { *block = NULL; + *may_cache = false; // Read the block contents as well as the type/crc footer. // See table_builder.cc for the code that built this structure. @@ -100,8 +102,14 @@ Status ReadBlock(RandomAccessFile* file, case kNoCompression: if (data != buf) { // File implementation gave us pointer to some other data. - // Copy into buf[]. - memcpy(buf, data, n + kBlockTrailerSize); + // Use it directly under the assumption that it will be live + // while the file is open. + delete[] buf; + *block = new Block(data, n, false /* do not take ownership */); + *may_cache = false; // Do not double-cache + } else { + *block = new Block(buf, n, true /* take ownership */); + *may_cache = true; } // Ok @@ -119,8 +127,8 @@ Status ReadBlock(RandomAccessFile* file, return Status::Corruption("corrupted compressed block contents"); } delete[] buf; - buf = ubuf; - n = ulength; + *block = new Block(ubuf, ulength, true /* take ownership */); + *may_cache = true; break; } default: @@ -128,7 +136,6 @@ Status ReadBlock(RandomAccessFile* file, return Status::Corruption("bad block type"); } - *block = new Block(buf, n); // Block takes ownership of buf[] return Status::OK(); } diff --git a/table/format.h b/table/format.h index 2a3e1ac..66a15da 100644 --- a/table/format.h +++ b/table/format.h @@ -86,10 +86,13 @@ static const size_t kBlockTrailerSize = 5; // Read the block identified by "handle" from "file". On success, // store a pointer to the heap-allocated result in *block and return // OK. On failure store NULL in *block and return non-OK. +// On success, stores true in *may_cache if the result may be +// cached, false if it must not be cached. extern Status ReadBlock(RandomAccessFile* file, const ReadOptions& options, const BlockHandle& handle, - Block** block); + Block** block, + bool* may_cache); // Implementation details follow. Clients should ignore, diff --git a/table/table.cc b/table/table.cc index 5f9238e..07dcffd 100644 --- a/table/table.cc +++ b/table/table.cc @@ -49,7 +49,9 @@ Status Table::Open(const Options& options, // Read the index block Block* index_block = NULL; if (s.ok()) { - s = ReadBlock(file, ReadOptions(), footer.index_handle(), &index_block); + bool may_cache; // Ignored result + s = ReadBlock(file, ReadOptions(), footer.index_handle(), &index_block, + &may_cache); } if (s.ok()) { @@ -105,6 +107,7 @@ Iterator* Table::BlockReader(void* arg, // can add more features in the future. if (s.ok()) { + bool may_cache; if (block_cache != NULL) { char cache_key_buffer[16]; EncodeFixed64(cache_key_buffer, table->rep_->cache_id); @@ -114,14 +117,14 @@ Iterator* Table::BlockReader(void* arg, if (cache_handle != NULL) { block = reinterpret_cast(block_cache->Value(cache_handle)); } else { - s = ReadBlock(table->rep_->file, options, handle, &block); - if (s.ok() && options.fill_cache) { + s = ReadBlock(table->rep_->file, options, handle, &block, &may_cache); + if (s.ok() && may_cache && options.fill_cache) { cache_handle = block_cache->Insert( key, block, block->size(), &DeleteCachedBlock); } } } else { - s = ReadBlock(table->rep_->file, options, handle, &block); + s = ReadBlock(table->rep_->file, options, handle, &block, &may_cache); } } diff --git a/table/table_test.cc b/table/table_test.cc index cd85b4b..0c8e676 100644 --- a/table/table_test.cc +++ b/table/table_test.cc @@ -205,7 +205,7 @@ class BlockConstructor: public Constructor { block_size_ = block_data.size(); char* block_data_copy = new char[block_size_]; memcpy(block_data_copy, block_data.data(), block_size_); - block_ = new Block(block_data_copy, block_size_); + block_ = new Block(block_data_copy, block_size_, true /* take ownership */); return Status::OK(); } virtual size_t NumBytes() const { return block_size_; } diff --git a/util/env.cc b/util/env.cc index 594811b..c2600e9 100644 --- a/util/env.cc +++ b/util/env.cc @@ -33,14 +33,18 @@ void Log(Logger* info_log, const char* format, ...) { } } -Status WriteStringToFile(Env* env, const Slice& data, - const std::string& fname) { +static Status DoWriteStringToFile(Env* env, const Slice& data, + const std::string& fname, + bool should_sync) { WritableFile* file; Status s = env->NewWritableFile(fname, &file); if (!s.ok()) { return s; } s = file->Append(data); + if (s.ok() && should_sync) { + s = file->Sync(); + } if (s.ok()) { s = file->Close(); } @@ -51,6 +55,16 @@ Status WriteStringToFile(Env* env, const Slice& data, return s; } +Status WriteStringToFile(Env* env, const Slice& data, + const std::string& fname) { + return DoWriteStringToFile(env, data, fname, false); +} + +Status WriteStringToFileSync(Env* env, const Slice& data, + const std::string& fname) { + return DoWriteStringToFile(env, data, fname, true); +} + Status ReadFileToString(Env* env, const std::string& fname, std::string* data) { data->clear(); SequentialFile* file; diff --git a/util/env_posix.cc b/util/env_posix.cc index cc73348..cb1f6fc 100644 --- a/util/env_posix.cc +++ b/util/env_posix.cc @@ -66,6 +66,7 @@ class PosixSequentialFile: public SequentialFile { } }; +// pread() based random-access class PosixRandomAccessFile: public RandomAccessFile { private: std::string filename_; @@ -89,6 +90,32 @@ class PosixRandomAccessFile: public RandomAccessFile { } }; +// mmap() based random-access +class PosixMmapReadableFile: public RandomAccessFile { + private: + std::string filename_; + void* mmapped_region_; + size_t length_; + + public: + // base[0,length-1] contains the mmapped contents of the file. + PosixMmapReadableFile(const std::string& fname, void* base, size_t length) + : filename_(fname), mmapped_region_(base), length_(length) { } + virtual ~PosixMmapReadableFile() { munmap(mmapped_region_, length_); } + + virtual Status Read(uint64_t offset, size_t n, Slice* result, + char* scratch) const { + Status s; + if (offset + n > length_) { + *result = Slice(); + s = IOError(filename_, EINVAL); + } else { + *result = Slice(reinterpret_cast(mmapped_region_) + offset, n); + } + return s; + } +}; + // We preallocate up to an extra megabyte and use memcpy to append new // data to the file. This is safe since we either properly close the // file before reading from it, or for log files, the reading code @@ -297,13 +324,28 @@ class PosixEnv : public Env { virtual Status NewRandomAccessFile(const std::string& fname, RandomAccessFile** result) { + *result = NULL; + Status s; int fd = open(fname.c_str(), O_RDONLY); if (fd < 0) { - *result = NULL; - return IOError(fname, errno); + s = IOError(fname, errno); + } else if (sizeof(void*) >= 8) { + // Use mmap when virtual address-space is plentiful. + uint64_t size; + s = GetFileSize(fname, &size); + if (s.ok()) { + void* base = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0); + if (base != MAP_FAILED) { + *result = new PosixMmapReadableFile(fname, base, size); + } else { + s = IOError(fname, errno); + } + } + close(fd); + } else { + *result = new PosixRandomAccessFile(fname, fd); } - *result = new PosixRandomAccessFile(fname, fd); - return Status::OK(); + return s; } virtual Status NewWritableFile(const std::string& fname, diff --git a/util/env_test.cc b/util/env_test.cc index 3f8a8a2..b72cb44 100644 --- a/util/env_test.cc +++ b/util/env_test.cc @@ -22,29 +22,30 @@ class EnvPosixTest { }; static void SetBool(void* ptr) { - *(reinterpret_cast(ptr)) = true; + reinterpret_cast(ptr)->NoBarrier_Store(ptr); } TEST(EnvPosixTest, RunImmediately) { - bool called = false; + port::AtomicPointer called (NULL); env_->Schedule(&SetBool, &called); Env::Default()->SleepForMicroseconds(kDelayMicros); - ASSERT_TRUE(called); + ASSERT_TRUE(called.NoBarrier_Load() != NULL); } TEST(EnvPosixTest, RunMany) { - int last_id = 0; + port::AtomicPointer last_id (NULL); struct CB { - int* last_id_ptr; // Pointer to shared slot - int id; // Order# for the execution of this callback + port::AtomicPointer* last_id_ptr; // Pointer to shared slot + uintptr_t id; // Order# for the execution of this callback - CB(int* p, int i) : last_id_ptr(p), id(i) { } + CB(port::AtomicPointer* p, int i) : last_id_ptr(p), id(i) { } static void Run(void* v) { CB* cb = reinterpret_cast(v); - ASSERT_EQ(cb->id-1, *cb->last_id_ptr); - *cb->last_id_ptr = cb->id; + void* cur = cb->last_id_ptr->NoBarrier_Load(); + ASSERT_EQ(cb->id-1, reinterpret_cast(cur)); + cb->last_id_ptr->Release_Store(reinterpret_cast(cb->id)); } }; @@ -59,7 +60,8 @@ TEST(EnvPosixTest, RunMany) { env_->Schedule(&CB::Run, &cb4); Env::Default()->SleepForMicroseconds(kDelayMicros); - ASSERT_EQ(4, last_id); + void* cur = last_id.Acquire_Load(); + ASSERT_EQ(4, reinterpret_cast(cur)); } struct State { -- 2.7.4