[linux-btrfs@vger.kernel.org],,
[http://btrfs.wiki.kernel.org])
+if test "x$PACKAGE_URL" = "x"; then
+ AC_DEFINE([PACKAGE_URL], ["http://btrfs.wiki.kernel.org"], [URL])
+fi
+
dnl library version
LIBBTRFS_MAJOR=0
LIBBTRFS_MINOR=1
LIBBTRFS_PATCHLEVEL=1
-CFLAGS="-g -O1"
+CFLAGS=${CFLAGS:-"-g -O1 -Wall -D_FORTIFY_SOURCE=2"}
+AC_SUBST([CFLAGS])
AC_PREREQ([2.60])
AC_USE_SYSTEM_EXTENSIONS
AC_CONFIG_SRCDIR([btrfs.c])
-AC_PREFIX_DEFAULT([/usr])
+AC_PREFIX_DEFAULT([/usr/local])
AC_PROG_CC
AC_CANONICAL_HOST
AC_PROG_INSTALL
AC_PROG_LN_S
-AC_PATH_PROG([AR], [ar])
+AC_CHECK_TOOL([AR], [ar])
AC_PATH_PROG([RM], [rm], [rm])
AC_PATH_PROG([RMDIR], [rmdir], [rmdir])
AC_DEFINE([BTRFS_DISABLE_BACKTRACE], [1], [disable backtrace stuff in kerncompat.h ])
])
+if test "x$enable_backtrace" = xyes; then
+ AC_CHECK_HEADERS([execinfo.h])
+ AC_CHECK_FUNCS([backtrace backtrace_symbols_fd], [],
+ AC_MSG_ERROR([standard library does not have backtrace support]))
+fi
+
AC_ARG_ENABLE([documentation],
AS_HELP_STRING([--disable-documentation], [do not build domumentation]),
AC_ARG_ENABLE([convert],
AS_HELP_STRING([--disable-convert], [do not build btrfs-convert]),
- [], [enable_btrfsconvert=yes]
+ [], [enable_convert=yes]
)
-AS_IF([test "x$enable_btrfsconvert" = xyes], [DISABLE_BTRFSCONVERT=0], [DISABLE_BTRFSCONVERT=1])
+AS_IF([test "x$enable_convert" = xyes], [DISABLE_BTRFSCONVERT=0], [DISABLE_BTRFSCONVERT=1])
AC_SUBST([DISABLE_BTRFSCONVERT])
+if test "x$enable_convert" = xyes; 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])
+fi
+
+AX_CHECK_DEFINE([linux/fiemap.h], [FIEMAP_EXTENT_SHARED], [],
+ [AC_MSG_ERROR([no definition of FIEMAP_EXTENT_SHARED found])])
dnl Define <NAME>_LIBS= and <NAME>_CFLAGS= by pkg-config
dnl
PKG_CHECK_MODULES(ZLIB, [zlib])
PKG_STATIC(ZLIB_LIBS_STATIC, [zlib])
+UDEVDIR="$(pkg-config udev --variable=udevdir)"
+AC_SUBST(UDEVDIR)
+
dnl lzo library does not provide pkg-config, let use classic way
AC_CHECK_LIB([lzo2], [lzo_version], [
LZO2_LIBS="-llzo2"
cflags: ${CFLAGS}
ldflags: ${LDFLAGS}
- documentaton: ${enable_documentation}
+ documentation: ${enable_documentation}
backtrace support: ${enable_backtrace}
- btrfs-convert: ${enable_btrfsconvert}
+ btrfs-convert: ${enable_convert}
Type 'make' to compile.
])