Remove divide from _ELF_DYNAMIC_DO_RELOC in elf/dynamic-link.h.

[platform/upstream/glibc.git] / Makerules

diff --git a/Makerules b/Makerules
index 817d07e..ca238f1 100644 (file)
--- a/Makerules
+++ b/Makerules
@@ -1,4 +1,4 @@
-# Copyright (C) 1991-2014 Free Software Foundation, Inc.
+# Copyright (C) 1991-2015 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -98,7 +98,7 @@ ifndef avoid-generated
 before-compile := $(common-objpfx)abi-versions.h $(before-compile)
 $(common-objpfx)abi-versions.h: $(..)scripts/abi-versions.awk \
                                $(common-objpfx)Versions.all
-       LC_ALL=C $(AWK) -v oldest_abi=$(oldest-abi) -f $^ > $@T
+       LC_ALL=C $(AWK) -f $^ > $@T
        mv -f $@T $@
 
 $(common-objpfx)%.latest: $(common-objpfx)abi-versions.h
@@ -211,6 +211,73 @@ $(objpfx)test-as-const-%.c: $(..)scripts/gen-as-const.awk $(..)Makerules \
        mv -f $@T $@
 endif
 \f
+ifeq (yes,$(build-shared))
+# Generate the header containing the names of all shared libraries.
+# We use a stamp file to avoid unnecessary recompilations.
+before-compile += $(common-objpfx)gnu/lib-names.h
+ifeq ($(soversions.mk-done),t)
+ifndef abi-variants
+lib-names-h-abi = gnu/lib-names.h
+lib-names-stmp-abi = gnu/lib-names.stmp
+else
+lib-names-h-abi = gnu/lib-names-$(default-abi).h
+lib-names-stmp-abi = gnu/lib-names-$(default-abi).stmp
+before-compile += $(common-objpfx)$(lib-names-h-abi)
+common-generated += gnu/lib-names.h
+install-others-nosubdir: $(inst_includedir)/$(lib-names-h-abi)
+$(common-objpfx)gnu/lib-names.h:
+       $(make-target-directory)
+       { \
+        echo '/* This file is automatically generated.';\
+        echo '   It defines macros to allow user program to find the shared'; \
+        echo '   library files which come as part of GNU libc.  */'; \
+        echo '#ifndef __GNU_LIB_NAMES_H'; \
+        echo '#define __GNU_LIB_NAMES_H        1'; \
+        echo ''; \
+        $(if $(abi-includes), \
+         $(foreach h,$(abi-includes), echo '#include <$(h)>';) \
+         echo '';) \
+        $(foreach v,$(abi-variants),\
+        $(if $(abi-$(v)-condition),\
+        echo '#if $(abi-$(v)-condition)'; \
+        echo '# include <gnu/lib-names-$(v).h>'); \
+        $(if $(abi-$(v)-condition),echo '#endif';)) \
+        echo ''; \
+        echo '#endif   /* gnu/lib-names.h */'; \
+       } >  $@
+endif
+$(common-objpfx)$(lib-names-h-abi): $(common-objpfx)$(lib-names-stmp-abi); @:
+$(common-objpfx)$(lib-names-stmp-abi): $(..)scripts/lib-names.awk \
+                                      $(common-objpfx)soversions.i
+       $(make-target-directory)
+       { \
+        $(if $(abi-variants), \
+        echo '/* This file is automatically generated.  */';\
+        echo '#ifndef __GNU_LIB_NAMES_H'; \
+        echo '# error "Never use <$(lib-names-h-abi)> directly; include <gnu/lib-names.h> instead."'; \
+        echo '#endif';, \
+        echo '/* This file is automatically generated.';\
+        echo '   It defines macros to allow user program to find the shared'; \
+        echo '   library files which come as part of GNU libc.  */'; \
+        echo '#ifndef __GNU_LIB_NAMES_H'; \
+        echo '#define __GNU_LIB_NAMES_H        1';) \
+        echo ''; \
+        ($(foreach s,$(all-sonames), echo $(s);)) \
+        | LC_ALL=C $(AWK) -f $(firstword $^) | LC_ALL=C sort; \
+        $(if $(abi-variants),, \
+        echo ''; \
+        echo '#endif   /* gnu/lib-names.h */';) \
+       } >  ${@:stmp=T}
+       $(move-if-change) ${@:stmp=T} ${@:stmp=h}
+       touch $@
+endif
+common-generated += $(lib-names-h-abi) $(lib-names-stmp-abi)
+endif
+\f
+###############################################################################
+# NOTE!  Everything adding to before-compile needs to come before this point! #
+###############################################################################
+
 # Generate an ordered list of implicit rules which find the source files in
 # each sysdep directory.  The old method was to use vpath to search all the
 # sysdep directories.  However, that had the problem that a .S file in a
@@ -436,7 +503,7 @@ link-libc-deps = $(common-objpfx)libc.so $(common-objpfx)linkobj/libc.so \
 # $(LDLIBS-%.so) may contain -l switches to generate run-time dependencies
 # on other shared objects.  The linking with libc and ld.so is intended
 # to be as similar as possible to a default link with an installed libc.
-lib%.so: lib%_pic.a $(+preinit) $(+postinit) $(+interp) $(link-libc-deps)
+lib%.so: lib%_pic.a $(+preinit) $(+postinit) $(link-libc-deps)
        $(build-shlib) $(link-libc-args)
 
 define build-shlib-helper
@@ -1156,14 +1223,11 @@ xcheck: xtests
 
 all-nonlib = $(strip $(tests) $(xtests) $(test-srcs) $(test-extras) $(others))
 ifneq (,$(all-nonlib))
-cpp-srcs-left = $(all-nonlib:=.c) $(all-nonlib:=.cc)
+cpp-srcs-left = $(all-nonlib)
 lib := nonlib
 include $(patsubst %,$(..)cppflags-iterator.mk,$(cpp-srcs-left))
 endif
 
-# The include magic above causes those files to use this variable for flags.
-CPPFLAGS-nonlib = -DNOT_IN_libc=1
-
 
 ifeq ($(build-shared),yes)
 # Generate normalized lists of symbols, versions, and data sizes.
@@ -1257,7 +1321,8 @@ subdir_check-abi: check-abi
 subdir_update-abi: update-abi
 else
 check-abi: subdir_check-abi
-       if grep -q '^FAIL:' $(objpfx)*/check-abi*.test-result; then exit 1; fi
+       if grep -q '^FAIL:' $(objpfx)*/check-abi*.test-result; then \
+               cat $(objpfx)*/check-abi*.out && exit 1; fi
 update-abi: subdir_update-abi
 endif
 
@@ -1275,7 +1340,7 @@ endif
 endif
 
 endif
-
+\f
 # These will have been set by sysdeps/posix/Makefile.
 L_tmpnam  ?= 1
 TMP_MAX   ?= 0