AC_INIT([btrfs-progs],
- m4_esyscmd([./version.sh --configure]),
+ m4_chomp(m4_include([VERSION])),
[linux-btrfs@vger.kernel.org],,
[http://btrfs.wiki.kernel.org])
dnl library version
LIBBTRFS_MAJOR=0
LIBBTRFS_MINOR=1
-LIBBTRFS_PATCHLEVEL=1
+LIBBTRFS_PATCHLEVEL=2
CFLAGS=${CFLAGS:-"-g -O1 -Wall -D_FORTIFY_SOURCE=2"}
AC_SUBST([CFLAGS])
AC_PATH_PROG([RM], [rm], [rm])
AC_PATH_PROG([RMDIR], [rmdir], [rmdir])
+
AC_CHECK_FUNCS([openat], [],
[AC_MSG_ERROR([cannot find openat() function])])
+AC_CHECK_FUNCS([reallocarray])
+
m4_ifndef([PKG_PROG_PKG_CONFIG],
[m4_fatal([Could not locate the pkg-config autoconf
macros. These are usually located in /usr/share/aclocal/pkg.m4.
dnl Calls pkg-config --static
dnl
AC_DEFUN([PKG_STATIC], [
- if AC_RUN_LOG([pkg-config --exists --print-errors "$2"]); then
- $1=`pkg-config --libs --static "$2"`
+ if AC_RUN_LOG([${PKG_CONFIG} --exists --print-errors "$2"]); then
+ $1=`${PKG_CONFIG} --libs --static "$2"`
AC_SUBST([$1])
else
AC_MSG_ERROR([pkg-config description of $2, needed for static build, is not available])
AC_SUBST([DISABLE_DOCUMENTATION])
dnl detect tools to build documentation
+ASCIIDOC_TOOL="none"
if test "x$enable_documentation" = xyes; then
- AC_PATH_PROG([ASCIIDOC], [asciidoc], [asciidoc])
AC_PATH_PROG([XMLTO], [xmlto], [xmlto])
AC_PATH_PROG([GZIP], [gzip], [gzip])
AC_PATH_PROG([MV], [mv], [mv])
AC_PROG_SED
+ AC_PATH_PROG([ASCIIDOC], [asciidoc])
+ AC_PATH_PROG([ASCIIDOCTOR], [asciidoctor])
+
+ dnl asciidoc is preferred
+ if test -n "$ASCIIDOC"; then
+ ASCIIDOC_TOOL="asciidoc"
+ else
+ if test -n "$ASCIIDOCTOR"; then
+ ASCIIDOC_TOOL="asciidoctor"
+ else
+ AC_MSG_ERROR([cannot find asciidoc or asciidoctor, cannot build documentation])
+ fi
+ fi
fi
+AC_SUBST([ASCIIDOC_TOOL])
AC_ARG_ENABLE([convert],
AS_HELP_STRING([--disable-convert], [do not build btrfs-convert]),
AS_IF([test "x$enable_convert" = xyes], [DISABLE_BTRFSCONVERT=0], [DISABLE_BTRFSCONVERT=1])
AC_SUBST([DISABLE_BTRFSCONVERT])
+AC_ARG_WITH([convert],
+ AS_HELP_STRING([[[]--with-convert[[=auto]]]], [built-in filesystems for convert (default: auto)
+supported (comma separated list): ext2,reiserfs]),
+ [], [with_convert=auto]
+)
+
+if test "$with_convert" = "yes"; then
+ with_convert=auto
+fi
+
+if test "$with_convert" = "no"; then
+ with_convert=
+fi
+
+convertfs=
+BTRFSCONVERT_EXT2=0
+BTRFSCONVERT_REISERFS=0
if test "x$enable_convert" = xyes; then
- PKG_CHECK_MODULES(EXT2FS, [ext2fs])
- PKG_CHECK_MODULES(COM_ERR, [com_err])
+ if test "x$with_convert" = "xauto" || echo "$with_convert" | grep -q "ext2"; then
+ PKG_CHECK_MODULES(EXT2FS, [ext2fs >= 1.42],,
+ [PKG_CHECK_MODULES(EXT2FS, [ext2fs],
+ [AC_DEFINE([HAVE_OLD_E2FSPROGS], [1],
+ [E2fsprogs does not support BIGALLOC])]
+ )])
+ PKG_CHECK_MODULES(COM_ERR, [com_err])
+ convertfs="${convertfs:+$convertfs,}ext2"
+ BTRFSCONVERT_EXT2=1
+ fi
+ if test "x$with_convert" = "xauto"; then
+ PKG_CHECK_MODULES(REISERFS, [reiserfscore >= 3.6.27],
+ [BTRFSCONVERT_REISERFS=1],
+ [BTRFSCONVERT_REISERFS=0])
+ elif echo "$with_convert" | grep -q "reiserfs"; then
+ PKG_CHECK_MODULES(REISERFS, [reiserfscore >= 3.6.27],
+ [BTRFSCONVERT_REISERFS=1],[])
+ fi
+ if test "$BTRFSCONVERT_REISERFS" = 1; then
+ convertfs="${convertfs:+$convertfs,}reiserfs"
+ fi
+fi
+AC_SUBST([BTRFSCONVERT_EXT2])
+AC_SUBST([BTRFSCONVERT_REISERFS])
+
+# catch typos
+tmp=$(echo "$with_convert" | sed -e 's/auto//' | sed -e 's/ext2//' | sed -e 's/reiserfs//' | sed -e 's/,\+//')
+if ! test "x$tmp" = "x"; then
+ AC_MSG_ERROR([unknown tokens for --with-convert: $tmp])
fi
+if test "$DISABLE_BTRFSCONVERT" = 0 && test "x$convertfs" = "x"; then
+ AC_MSG_ERROR([no filesystems for convert, use --disable-convert instead])
+fi
+
+HAVE_OWN_FIEMAP_EXTENT_SHARED_DEFINE=0
+AX_CHECK_DEFINE([linux/fiemap.h], [FIEMAP_EXTENT_SHARED], [],
+ [HAVE_OWN_FIEMAP_EXTENT_SHARED_DEFINE=1
+ AC_MSG_WARN([no definition of FIEMAP_EXTENT_SHARED found, probably old kernel, will use own defintion, 'btrfs fi du' might report wrong numbers])])
+
+if test "x$HAVE_OWN_FIEMAP_EXTENT_SHARED_DEFINE" == "x1"; then
+AC_DEFINE([HAVE_OWN_FIEMAP_EXTENT_SHARED_DEFINE], [1], [We defined FIEMAP_EXTENT_SHARED])
+else
+AC_DEFINE([HAVE_OWN_FIEMAP_EXTENT_SHARED_DEFINE], [0], [We did not define FIEMAP_EXTENT_SHARED])
+fi
dnl Define <NAME>_LIBS= and <NAME>_CFLAGS= by pkg-config
dnl
PKG_CHECK_MODULES(ZLIB, [zlib])
PKG_STATIC(ZLIB_LIBS_STATIC, [zlib])
+AC_ARG_ENABLE([zstd],
+ AS_HELP_STRING([--disable-zstd], [build without zstd support]),
+ [], [enable_zstd=yes]
+)
+
+if test "x$enable_zstd" = xyes; then
+ PKG_CHECK_MODULES(ZSTD, [libzstd >= 1.0.0])
+ PKG_STATIC(ZSTD_LIBS_STATIC, [libzstd])
+fi
+
+AS_IF([test "x$enable_zstd" = xyes], [BTRFSRESTORE_ZSTD=1], [BTRFSRESTORE_ZSTD=0])
+AC_SUBST(BTRFSRESTORE_ZSTD)
+
+AC_ARG_ENABLE([python],
+ AS_HELP_STRING([--disable-python], [do not build libbtrfsutil Python bindings]),
+ [], [enable_python=yes]
+)
+
+if test "x$enable_python" = xyes; then
+ AM_PATH_PYTHON([3.4])
+ PKG_CHECK_MODULES(PYTHON, [python-${PYTHON_VERSION}])
+fi
+
+AS_IF([test "x$enable_python" = xyes], [PYTHON_BINDINGS=1], [PYTHON_BINDINGS=0])
+AC_SUBST(PYTHON_BINDINGS)
+AC_SUBST(PYTHON)
+
+# udev v190 introduced the btrfs builtin and a udev rule to use it.
+# Our udev rule gives us the friendly dm names but isn't required (or valid)
+# on earlier releases.
+UDEVDIR=
+if ${PKG_CONFIG} udev --atleast-version 190; then
+ UDEVDIR="$(${PKG_CONFIG} udev --variable=udevdir)"
+fi
+AC_SUBST(UDEVDIR)
+
dnl lzo library does not provide pkg-config, let use classic way
AC_CHECK_LIB([lzo2], [lzo_version], [
LZO2_LIBS="-llzo2"
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_FILES([
-Makefile
+Makefile.inc
Documentation/Makefile
version.h
])
AC_MSG_RESULT([
${PACKAGE_NAME} ${PACKAGE_VERSION}
- prefix: ${prefix}
- exec prefix: ${exec_prefix}
+ prefix: ${prefix}
+ exec prefix: ${exec_prefix}
- bindir: ${bindir}
- libdir: ${libdir}
- includedir: ${includedir}
+ bindir: ${bindir}
+ libdir: ${libdir}
+ includedir: ${includedir}
- compiler: ${CC}
- cflags: ${CFLAGS}
- ldflags: ${LDFLAGS}
+ compiler: ${CC}
+ cflags: ${CFLAGS}
+ ldflags: ${LDFLAGS}
- documentation: ${enable_documentation}
- backtrace support: ${enable_backtrace}
- btrfs-convert: ${enable_convert}
+ documentation: ${enable_documentation}
+ doc generator: ${ASCIIDOC_TOOL}
+ backtrace support: ${enable_backtrace}
+ btrfs-convert: ${enable_convert} ${convertfs:+($convertfs)}
+ btrfs-restore zstd: ${enable_zstd}
+ Python bindings: ${enable_python}
+ Python interpreter: ${PYTHON}
Type 'make' to compile.
])
-