diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 00000000..901d4347 --- /dev/null +++ b/configure.ac @@ -0,0 +1,183 @@ +AC_INIT([btrfs-progs], + m4_esyscmd([./version.sh --configure]), + [linux-btrfs@vger.kernel.org],, + [http://btrfs.wiki.kernel.org]) + +if test "x$PACKAGE_URL" = "x"; then + AC_DEFINE([PACKAGE_URL], ["http://btrfs.wiki.kernel.org"], [URL]) +fi + +dnl library version +LIBBTRFS_MAJOR=0 +LIBBTRFS_MINOR=1 +LIBBTRFS_PATCHLEVEL=1 + +CFLAGS=${CFLAGS:-"-g -O1 -Wall -D_FORTIFY_SOURCE=2"} +AC_SUBST([CFLAGS]) + +AC_PREREQ([2.60]) + +AC_CONFIG_AUX_DIR([config]) +dnl AC_USE_SYSTEM_EXTENSIONS must be called before any macros that run +dnl the compiler (like AC_PROG_LIBTOOL) to avoid autoconf errors. +AC_USE_SYSTEM_EXTENSIONS + +AC_CONFIG_SRCDIR([btrfs.c]) +AC_PREFIX_DEFAULT([/usr/local]) + +AC_PROG_CC +AC_CANONICAL_HOST +AC_C_CONST +AC_C_VOLATILE +AC_C_BIGENDIAN + +AC_SYS_LARGEFILE + +AC_PROG_INSTALL +AC_PROG_LN_S +AC_CHECK_TOOL([AR], [ar]) +AC_PATH_PROG([RM], [rm], [rm]) +AC_PATH_PROG([RMDIR], [rmdir], [rmdir]) + +AC_CHECK_FUNCS([openat], [], + [AC_MSG_ERROR([cannot find openat() function])]) + +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. + If your macros are in a different location, try setting the + environment variable AL_OPTS="-I/other/macro/dir" before running + ./autogen.sh or autoreconf again.])]) +PKG_PROG_PKG_CONFIG + + +dnl +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"` + AC_SUBST([$1]) + else + AC_MSG_ERROR([pkg-config description of $2, needed for static build, is not available]) + fi +]) + + +AC_ARG_ENABLE([backtrace], + AS_HELP_STRING([--disable-backtrace], [disable btrfs backtrace]), + [], [enable_backtrace=yes] +) + +AS_IF([test "x$enable_backtrace" = xno], [ + AC_DEFINE([BTRFS_DISABLE_BACKTRACE], [1], [disable backtrace stuff in kerncompat.h ]) +]) + +if test "x$enable_backtrace" = xyes; then + AC_CHECK_HEADERS([execinfo.h]) + AC_CHECK_FUNCS([backtrace backtrace_symbols_fd], [], + AC_MSG_ERROR([standard library does not have backtrace support])) +fi + + +AC_ARG_ENABLE([documentation], + AS_HELP_STRING([--disable-documentation], [do not build domumentation]), + [], [enable_documentation=yes] +) +AS_IF([test "x$enable_documentation" = xyes], [DISABLE_DOCUMENTATION=0], [DISABLE_DOCUMENTATION=1]) +AC_SUBST([DISABLE_DOCUMENTATION]) + +dnl detect tools to build documentation +if test "x$enable_documentation" = xyes; then + AC_PATH_PROG([ASCIIDOC], [asciidoc], [asciidoc]) + AC_PATH_PROG([XMLTO], [xmlto], [xmlto]) + AC_PATH_PROG([GZIP], [gzip], [gzip]) + AC_PATH_PROG([MV], [mv], [mv]) + AC_PROG_SED +fi + +AC_ARG_ENABLE([convert], + AS_HELP_STRING([--disable-convert], [do not build btrfs-convert]), + [], [enable_convert=yes] +) + +AS_IF([test "x$enable_convert" = xyes], [DISABLE_BTRFSCONVERT=0], [DISABLE_BTRFSCONVERT=1]) +AC_SUBST([DISABLE_BTRFSCONVERT]) + +if test "x$enable_convert" = xyes; then + PKG_CHECK_MODULES(EXT2FS, [ext2fs >= 1.42],, + [PKG_CHECK_MODULES(EXT2FS, [ext2fs], + [AC_DEFINE([HAVE_OLD_E2FSPROGS], [1], + [E2fsprogs does not support BIGALLOC])] + )]) + PKG_CHECK_MODULES(COM_ERR, [com_err]) +fi + +AX_CHECK_DEFINE([linux/fiemap.h], [FIEMAP_EXTENT_SHARED], [], + [AC_MSG_ERROR([no definition of FIEMAP_EXTENT_SHARED found])]) + +dnl Define <NAME>_LIBS= and <NAME>_CFLAGS= by pkg-config +dnl +dnl The default PKG_CHECK_MODULES() action-if-not-found is end the +dnl execution with error. The static libs are optional. + +PKG_CHECK_MODULES(BLKID, [blkid]) +PKG_STATIC(BLKID_LIBS_STATIC, [blkid]) + +PKG_CHECK_MODULES(UUID, [uuid]) +PKG_STATIC(UUID_LIBS_STATIC, [uuid]) + +PKG_CHECK_MODULES(ZLIB, [zlib]) +PKG_STATIC(ZLIB_LIBS_STATIC, [zlib]) + +UDEVDIR="$(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" + LZO2_CFLAGS="" + LZO2_LIBS_STATIC="-llzo2"],[ + AC_MSG_ERROR([cannot find lzo2 library]) +]) +AC_SUBST([LZO2_LIBS]) +AC_SUBST([LZO2_LIBS_STATIC]) +AC_SUBST([LZO2_CFLAGS]) + + +dnl library stuff +AC_SUBST([LIBBTRFS_MAJOR]) +AC_SUBST([LIBBTRFS_MINOR]) +AC_SUBST([LIBBTRFS_PATCHLEVEL]) + +AC_CONFIG_HEADERS([config.h]) + +AC_CONFIG_FILES([ +Makefile +Documentation/Makefile +version.h +]) + +AC_OUTPUT + +AC_MSG_RESULT([ + ${PACKAGE_NAME} ${PACKAGE_VERSION} + + prefix: ${prefix} + exec prefix: ${exec_prefix} + + bindir: ${bindir} + libdir: ${libdir} + includedir: ${includedir} + + compiler: ${CC} + cflags: ${CFLAGS} + ldflags: ${LDFLAGS} + + documentation: ${enable_documentation} + backtrace support: ${enable_backtrace} + btrfs-convert: ${enable_convert} + + Type 'make' to compile. +]) + |