2 AC_CONFIG_SRCDIR([version.h])
4 AC_CONFIG_AUX_DIR(config)
5 AC_CONFIG_HEADERS([lib/config.h])
6 AH_BOTTOM([#include <dirpaths.h>])
7 AC_USE_SYSTEM_EXTENSIONS
12 dnl This is to figure out the version number and the date....
14 E2FSPROGS_VERSION=`grep E2FSPROGS_VERSION ${srcdir}/version.h \
15 | awk '{print $3}' | tr \" " " | awk '{print $1}'`
16 E2FSPROGS_DATE=`grep E2FSPROGS_DATE ${srcdir}/version.h | awk '{print $3}' \
17 | tr \" " " | awk '{print $1}'`
18 E2FSPROGS_DAY=$(echo $E2FSPROGS_DATE | awk -F- '{print $1}' | sed -e '/^[[1-9]]$/s/^/0/')
19 MONTH=`echo $E2FSPROGS_DATE | awk -F- '{print $2}'`
20 YEAR=`echo $E2FSPROGS_DATE | awk -F- '{print $3}'`
22 if expr $YEAR ">" 1900 > /dev/null ; then
24 elif expr $YEAR ">" 90 >/dev/null ; then
25 E2FSPROGS_YEAR=19$YEAR
27 E2FSPROGS_YEAR=20$YEAR
31 Jan) MONTH_NUM=01; E2FSPROGS_MONTH="January" ;;
32 Feb) MONTH_NUM=02; E2FSPROGS_MONTH="February" ;;
33 Mar) MONTH_NUM=03; E2FSPROGS_MONTH="March" ;;
34 Apr) MONTH_NUM=04; E2FSPROGS_MONTH="April" ;;
35 May) MONTH_NUM=05; E2FSPROGS_MONTH="May" ;;
36 Jun) MONTH_NUM=06; E2FSPROGS_MONTH="June" ;;
37 Jul) MONTH_NUM=07; E2FSPROGS_MONTH="July" ;;
38 Aug) MONTH_NUM=08; E2FSPROGS_MONTH="August" ;;
39 Sep) MONTH_NUM=09; E2FSPROGS_MONTH="September" ;;
40 Oct) MONTH_NUM=10; E2FSPROGS_MONTH="October" ;;
41 Nov) MONTH_NUM=11; E2FSPROGS_MONTH="November" ;;
42 Dec) MONTH_NUM=12; E2FSPROGS_MONTH="December" ;;
43 *) AC_MSG_WARN([Unknown month $MONTH??]) ;;
46 base_ver=`echo $E2FSPROGS_VERSION | \
47 sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
49 date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
51 case $E2FSPROGS_VERSION in
53 E2FSPROGS_PKGVER="$base_ver~WIP.$date_spec"
56 E2FSPROGS_PKGVER="$base_ver"
60 unset DATE MONTH YEAR base_ver pre_vers date_spec
61 AC_MSG_RESULT([Generating configuration file for e2fsprogs version $E2FSPROGS_VERSION])
62 AC_MSG_RESULT([Release date is ${E2FSPROGS_MONTH}, ${E2FSPROGS_YEAR}])
63 AC_SUBST(E2FSPROGS_YEAR)
64 AC_SUBST(E2FSPROGS_MONTH)
65 AC_SUBST(E2FSPROGS_DAY)
66 AC_SUBST(E2FSPROGS_VERSION)
67 AC_SUBST(E2FSPROGS_PKGVER)
68 AC_SUBST(E2FSPROGS_DATE)
73 AC_ARG_WITH([diet-libc],
74 AS_HELP_STRING([--with-diet-libc],[use diet libc]),
75 CC="diet cc -nostdinc"
83 AC_MSG_RESULT(CC=$CC))dnl
87 dnl Check to see if libdl exists for the sake of dlopen
90 AC_CHECK_LIB(dl, dlopen,DLOPEN_LIB=-ldl)
94 AS_HELP_STRING([--with-cc],[no longer supported, use CC= instead]),
95 AC_MSG_ERROR([--with-cc no longer supported; use CC= instead]))
98 AS_HELP_STRING([--with-ccopts],[no longer supported, use CFLAGS= instead]),
99 AC_MSG_ERROR([--with-ccopts no longer supported; use CFLAGS= instead]))
101 AC_ARG_WITH([ldopts],
102 AS_HELP_STRING([--with-ldopts],[no longer supported, use LDFLAGS= instead]),
103 AC_MSG_ERROR([--with-ldopts no longer supported; use LDFLAGS= instead]))
106 if test "$GCC" = yes; then
112 dnl Alpha computers use fast and imprecise floating point code that may
113 dnl miss exceptions by default. Force sane options if we're using GCC.
114 AC_MSG_CHECKING(for additional special compiler flags)
118 alpha) addcflags="-mieee" ;;
121 if test "x$addcflags" != x
123 AC_MSG_RESULT($addcflags)
124 CFLAGS="$addcflags $CFLAGS"
126 AC_MSG_RESULT([[(none)]])
129 dnl Set default values for library extensions. Will be dealt with after
130 dnl parsing configuration options, which may modify these
136 dnl Allow separate `root_prefix' to be specified
138 AC_ARG_WITH([root-prefix],
139 AS_HELP_STRING([--with-root-prefix=PREFIX],[override prefix variable for files to be placed in the root]),
140 root_prefix=$withval,
143 dnl handle --enable-maintainer-mode
145 AC_ARG_ENABLE([maintainer-mode],
146 AS_HELP_STRING([--enable-maintainer-mode],[enable makefile rules useful for maintainers]),
147 if test "$enableval" = "no"
150 AC_MSG_RESULT([Disabling maintainer mode])
153 AC_MSG_RESULT([Enabling maintainer mode])
157 AC_MSG_RESULT([Disabling maintainer mode by default])
159 AC_SUBST(MAINTAINER_CMT)
161 dnl handle --enable-symlink-install
163 AC_ARG_ENABLE([symlink-install],
164 AS_HELP_STRING([--enable-symlink-install],[use symlinks when installing instead of hard links]),
165 if test "$enableval" = "no"
167 LINK_INSTALL_FLAGS=-f
168 AC_MSG_RESULT([Disabling symlinks for install])
170 LINK_INSTALL_FLAGS=-sf
171 AC_MSG_RESULT([Enabling symlinks for install])
174 LINK_INSTALL_FLAGS=-f
175 AC_MSG_RESULT([Disabling symlinks for install by default])
177 AC_SUBST(LINK_INSTALL_FLAGS)
179 dnl handle --enable-relative-symlinks
181 relative_symlink_defined=
182 AC_ARG_ENABLE([relative-symlinks],
183 AS_HELP_STRING([--enable-relative-symlinks],[use relative symlinks when installing]),
184 if test "$enableval" = "no"
187 relative_symlink_defined=yes
188 AC_MSG_RESULT([Disabling relative symlinks for install])
190 SYMLINK_RELATIVE=--relative
191 relative_symlink_defined=yes
192 AC_MSG_RESULT([Enabling relative symlinks for install])
194 AC_ARG_ENABLE([symlink-relative-symlinks],,
195 if test "$enableval" = "no"
198 AC_MSG_RESULT([Disabling relative symlinks for install])
200 SYMLINK_RELATIVE=--relative
201 AC_MSG_RESULT([Enabling relative symlinks for install])
204 if test -z "$relative_symlink_defined"
207 AC_MSG_RESULT([Disabling relative symlinks for install by default])
210 AC_SUBST(SYMLINK_RELATIVE)
212 dnl handle --enable-symlink-build
214 AC_ARG_ENABLE([symlink-build],
215 AS_HELP_STRING([--enable-symlink-build],[use symlinks while building instead of hard links]),
216 if test "$enableval" = "no"
219 AC_MSG_RESULT([Disabling symlinks for build])
222 AC_MSG_RESULT([Enabling symlinks for build])
226 AC_MSG_RESULT([Disabling symlinks for build by default])
228 AC_SUBST(LINK_BUILD_FLAGS)
230 dnl handle --enable-verbose-makecmds
232 AC_ARG_ENABLE([verbose-makecmds],
233 AS_HELP_STRING([--enable-verbose-makecmds],[enable verbose make command output]),
234 if test "$enableval" = "no"
236 AC_MSG_RESULT([Disabling verbose make commands])
241 AC_MSG_RESULT([Enabling verbose make commands])
247 AC_MSG_RESULT([Disabling verbose make commands])
256 dnl This needs to be before all of the --enable-*-shlibs options
258 E2_PKG_CONFIG_STATIC=--static
262 dnl handle --enable-elf-shlibs
264 AC_ARG_ENABLE([elf-shlibs],
265 AS_HELP_STRING([--enable-elf-shlibs],[select ELF shared libraries]),
266 if test "$enableval" = "no"
269 MAKEFILE_ELF=/dev/null
270 AC_MSG_RESULT([Disabling ELF shared libraries])
272 E2_PKG_CONFIG_STATIC=
274 MAKEFILE_ELF=$srcdir/lib/Makefile.elf-lib
277 MAKEFILE_ELF=$srcdir/lib/Makefile.solaris-lib
283 LDFLAG_DYNAMIC=['-Wl,-rpath-link,$(top_builddir)/lib']
284 AC_MSG_RESULT([Enabling ELF shared libraries])
287 MAKEFILE_ELF=/dev/null
289 AC_MSG_RESULT([Disabling ELF shared libraries by default])
292 AC_SUBST_FILE(MAKEFILE_ELF)
294 dnl handle --enable-bsd-shlibs
296 AC_ARG_ENABLE([bsd-shlibs],
297 AS_HELP_STRING([--enable-bsd-shlibs],[select BSD shared libraries]),
298 if test "$enableval" = "no"
301 MAKEFILE_BSDLIB=/dev/null
302 AC_MSG_RESULT([Disabling BSD shared libraries])
304 E2_PKG_CONFIG_STATIC=
306 MAKEFILE_BSDLIB=$srcdir/lib/Makefile.bsd-lib
310 MAKEFILE_BSDLIB=$srcdir/lib/Makefile.darwin-lib
314 AC_MSG_RESULT([Enabling BSD shared libraries])
317 MAKEFILE_BSDLIB=/dev/null
319 AC_MSG_RESULT([Disabling BSD shared libraries by default])
322 AC_SUBST_FILE(MAKEFILE_BSDLIB)
324 dnl handle --enable-profile
326 AC_ARG_ENABLE([profile],
327 AS_HELP_STRING([--enable-profile],[build profiling libraries]),
328 if test "$enableval" = "no"
331 MAKEFILE_PROFILE=/dev/null
332 AC_MSG_RESULT([Disabling profiling libraries])
335 MAKEFILE_PROFILE=$srcdir/lib/Makefile.profile
336 PROFILED_LIB_EXT=_p.a
337 AC_MSG_RESULT([Building profiling libraries])
341 MAKEFILE_PROFILE=/dev/null
342 AC_MSG_RESULT([Disabling profiling libraries by default])
344 AC_SUBST(PROFILE_CMT)
345 AC_SUBST_FILE(MAKEFILE_PROFILE)
347 dnl handle --enable-gcov
349 AC_ARG_ENABLE([gcov],
350 AS_HELP_STRING([--enable-gcov],[build for coverage testing using gcov]),
351 if test "$enableval" = "yes"
353 CFLAGS="-g -fprofile-arcs -ftest-coverage"
354 LDFLAGS="-fprofile-arcs -ftest-coverage"
355 AC_MSG_RESULT([Enabling gcov support])
359 dnl handle --enable-hardening
361 CFLAGS_SHLIB="${CFLAGS_SHLIB:-$CFLAGS}"
362 CFLAGS_STLIB="${CFLAGS_STLIB:-$CFLAGS}"
363 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
364 LDFLAGS_STATIC=${LDFLAGS_STATIC:-$LDFLAGS}
365 AC_ARG_ENABLE([hardening],
366 AS_HELP_STRING([--enable-hardening],[build for coverage testing using gcov]),
367 if test "$enableval" = "yes"
369 HARDEN_CFLAGS="-D_FORTIFY_SOURCE=2 -fstack-protector-strong"
370 HARDEN_LDFLAGS=["-Wl,-z,relro -Wl,-z,now"]
371 CFLAGS="$CFLAGS $HARDEN_CFLAGS -fPIE"
372 CFLAGS_SHLIB="$CFLAGS_SHLIB $HARDEN_CFLAGS"
373 CFLAGS_STLIB="$CFLAGS_STLIB $HARDEN_CFLAGS -fPIE"
374 LDFLAGS="$LDFLAGS $HARDEN_LDFLAGS -fPIE -pie"
375 LDFLAGS_STATIC="$LDFLAGS_STATIC $HARDEN_LDFLAGS"
376 LDFLAGS_SHLIB="$LDFLAGS_SHLIB $HARDEN_LDFLAGS"
377 AC_MSG_RESULT([Enabling hardening support])
381 dnl Substitute library extensions
384 AC_SUBST(STATIC_LIB_EXT)
385 AC_SUBST(PROFILED_LIB_EXT)
386 AC_SUBST(LDFLAG_DYNAMIC)
387 AC_SUBST(PRIVATE_LIBS_CMT)
389 dnl handle --enable-jbd-debug
391 AC_ARG_ENABLE([jbd-debug],
392 AS_HELP_STRING([--enable-jbd-debug],[enable journal debugging]),
393 if test "$enableval" = "no"
395 AC_MSG_RESULT([Disabling journal debugging])
397 AC_DEFINE(CONFIG_JBD_DEBUG, 1,
398 [Define to 1 if debugging ext3/4 journal code])
399 AC_MSG_RESULT([Enabling journal debugging])
402 AC_MSG_RESULT([Disabling journal debugging by default])
405 dnl handle --enable-blkid-debug
407 AC_ARG_ENABLE([blkid-debug],
408 AS_HELP_STRING([--enable-blkid-debug],[enable blkid debugging]),
409 if test "$enableval" = "no"
411 AC_MSG_RESULT([Disabling blkid debugging])
413 AC_DEFINE(CONFIG_BLKID_DEBUG, 1,
414 [Define to 1 if debugging the blkid library])
415 AC_MSG_RESULT([Enabling blkid debugging])
418 AC_MSG_RESULT([Disabling blkid debugging by default])
421 dnl handle --enable-testio-debug
423 AC_ARG_ENABLE([testio-debug],
424 AS_HELP_STRING([--disable-testio-debug],[disable the use of the test I/O manager for debugging]),
425 AH_TEMPLATE([CONFIG_TESTIO_DEBUG],
426 [Define to 1 if the testio I/O manager should be enabled])
427 if test "$enableval" = "no"
429 AC_MSG_RESULT([Disabling testio debugging])
433 AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
434 AC_MSG_RESULT([Enabling testio debugging])
437 AC_MSG_RESULT([Enabling testio debugging by default])
438 AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
441 AC_SUBST(TEST_IO_CMT)
443 dnl handle --enable-developer-features
445 AC_ARG_ENABLE([developer-features],
446 AS_HELP_STRING([--enable-developer-features],[enable features for use by ext4 developers]),
447 AH_TEMPLATE([CONFIG_DEVELOPER_FEATURES],
448 [Define to 1 for features for use by ext4 developers])
449 if test "$enableval" = "yes"
452 AC_DEFINE(CONFIG_DEVELOPER_FEATURES, 1)
453 AC_MSG_RESULT([Enabling ext4 developer features])
455 AC_MSG_RESULT([Disabling ext4 developer features])
459 AC_MSG_RESULT([Disabling ext4 developer features by default])
462 AC_SUBST(DEV_FEATURES_CMT)
464 dnl handle --disable-libuuid
474 AC_ARG_ENABLE([libuuid],
475 AS_HELP_STRING([--enable-libuuid],[build and use private uuid library]),
476 if test "$enableval" = "no"
478 if test -z "$PKG_CONFIG"; then
479 AC_MSG_ERROR([pkg-config not installed; please install it.])
482 AC_CHECK_LIB(uuid, uuid_generate,
483 [LIBUUID=`$PKG_CONFIG --libs uuid`;
484 STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`],
485 [AC_MSG_ERROR([external uuid library not found])])
486 PROFILED_LIBUUID=$LIBUUID
488 AC_MSG_RESULT([Disabling private uuid library])
490 LIBUUID='$(LIB)/libuuid'$LIB_EXT
492 STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
493 DEPSTATIC_LIBUUID=$STATIC_LIBUUID
494 PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
495 DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
496 AC_MSG_RESULT([Enabling private uuid library])
499 if test -n "$PKG_CONFIG"; then
500 AC_CHECK_LIB(uuid, uuid_generate,
501 [LIBUUID=`$PKG_CONFIG --libs uuid`;
502 STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`])
504 if test -n "$LIBUUID"; then
505 PROFILED_LIBUUID=$LIBUUID
507 AC_MSG_RESULT([Using system uuid by default])
509 LIBUUID='$(LIB)/libuuid'$LIB_EXT
511 STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
512 DEPSTATIC_LIBUUID=$STATIC_LIBUUID
513 PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
514 DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
515 AC_MSG_RESULT([Enabling private uuid library by default])
520 AC_SUBST(STATIC_LIBUUID)
521 AC_SUBST(DEPSTATIC_LIBUUID)
522 AC_SUBST(PROFILED_LIBUUID)
523 AC_SUBST(DEPPROFILED_LIBUUID)
526 dnl handle --disable-libblkid
534 DEPPROFILED_LIBBLKID=
536 AH_TEMPLATE([CONFIG_BUILD_FINDFS], [Define to 1 to compile findfs])
537 AC_ARG_ENABLE([libblkid],
538 AS_HELP_STRING([--enable-libblkid],[build and use private blkid library]),
539 if test "$enableval" = "no"
541 if test -z "$PKG_CONFIG"; then
542 AC_MSG_ERROR([pkg-config not installed; please install it.])
545 AC_CHECK_LIB(blkid, blkid_get_cache,
546 [LIBBLKID=`$PKG_CONFIG --libs blkid`;
547 STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`],
548 [AC_MSG_ERROR([external blkid library not found])], -luuid)
550 PROFILED_LIBBLKID=$LIBBLKID
551 AC_MSG_RESULT([Disabling private blkid library])
553 LIBBLKID='$(LIB)/libblkid'$LIB_EXT
554 DEPLIBBLKID=$LIBBLKID
555 STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
556 DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
557 PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
558 DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
559 AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
560 AC_MSG_RESULT([Enabling private blkid library])
563 if test -n "$PKG_CONFIG"; then
564 AC_CHECK_LIB(blkid, blkid_get_cache,
565 [LIBBLKID=`$PKG_CONFIG --libs blkid`;
566 STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`])
568 if test -n "$LIBBLKID"; then
570 PROFILED_LIBBLKID=$LIBBLKID
571 AC_MSG_RESULT([Using system blkid library by default])
573 LIBBLKID='$(LIB)/libblkid'$LIB_EXT
574 DEPLIBBLKID=$LIBBLKID
575 STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
576 DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
577 PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
578 DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
579 AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
580 AC_MSG_RESULT([Enabling private blkid library by default])
584 AC_SUBST(DEPLIBBLKID)
585 AC_SUBST(STATIC_LIBBLKID)
586 AC_SUBST(DEPSTATIC_LIBBLKID)
587 AC_SUBST(PROFILED_LIBBLKID)
588 AC_SUBST(DEPPROFILED_LIBBLKID)
591 dnl handle --enable-subset
595 AC_ARG_ENABLE([subset],
596 AS_HELP_STRING([--enable-subset],[enable subset-only build]),
597 if test "$enableval" = "no"
600 AC_MSG_RESULT([Disabling subset-only build])
603 AC_MSG_RESULT([Enabling subset-only-build])
609 dnl handle --disable-backtrace
611 AH_TEMPLATE([DISABLE_BACKTRACE], [Define to 1 to disable use of backtrace])
612 AC_ARG_ENABLE([backtrace],
613 AS_HELP_STRING([--disable-backtrace],[disable use backtrace]),
614 if test "$enableval" = "no"
616 AC_MSG_RESULT([Disabling use of backtrace])
617 AC_DEFINE(DISABLE_BACKTRACE, 1)
619 AC_MSG_RESULT([Enabling use of backtrace])
622 AC_MSG_RESULT([Enabling use of backtrace by default])
625 dnl handle --enable-debugfs
627 AC_ARG_ENABLE([debugfs],
628 AS_HELP_STRING([--disable-debugfs],[disable support of debugfs program]),
629 if test "$enableval" = "no"
631 AC_MSG_RESULT([Disabling debugfs support])
635 AC_MSG_RESULT([Enabling debugfs support])
638 AC_MSG_RESULT([Enabling debugfs support by default])
641 AC_SUBST(DEBUGFS_CMT)
643 dnl handle --enable-imager
645 AC_ARG_ENABLE([imager],
646 AS_HELP_STRING([--disable-imager],[disable support of e2image program]),
647 if test "$enableval" = "no"
649 AC_MSG_RESULT([Disabling e2image support])
653 AC_MSG_RESULT([Enabling e2image support])
656 AC_MSG_RESULT([Enabling e2image support by default])
661 dnl handle --enable-resizer
663 AC_ARG_ENABLE([resizer],
664 AS_HELP_STRING([--disable-resizer],[disable support of e2resize program]),
665 if test "$enableval" = "no"
667 AC_MSG_RESULT([Disabling e2resize support])
671 AC_MSG_RESULT([Enabling e2resize support])
674 AC_MSG_RESULT([Enabling e2resize support by default])
677 AC_SUBST(RESIZER_CMT)
679 dnl handle --enable-defrag
681 AC_ARG_ENABLE([defrag],
682 AS_HELP_STRING([--disable-defrag],[disable support of e4defrag program]),
683 if test "$enableval" = "no"
685 AC_MSG_RESULT([Disabling e4defrag support])
689 AC_MSG_RESULT([Enabling e4defrag support])
692 if test -z "$WITH_DIET_LIBC"
694 AC_MSG_RESULT([Enabling e4defrag support by default])
697 AC_MSG_RESULT([Disabling e4defrag support by default])
703 dnl See whether to install the `fsck' wrapper program (that calls e2fsck)
705 AC_ARG_ENABLE([fsck],
706 AS_HELP_STRING([--enable-fsck],[build fsck wrapper program]),
707 [if test "$enableval" = "no"
709 FSCK_PROG='' FSCK_MAN=''
710 AC_MSG_RESULT([Not building fsck wrapper])
712 FSCK_PROG=fsck FSCK_MAN=fsck.8
713 AC_MSG_RESULT([Building fsck wrapper])
718 FSCK_PROG='' FSCK_MAN=''
719 AC_MSG_RESULT([Not building fsck wrapper by default])
722 FSCK_PROG=fsck FSCK_MAN=fsck.8
723 AC_MSG_RESULT([Building fsck wrapper by default])
729 dnl See whether to install the `e2initrd-helper' program
731 AC_ARG_ENABLE([e2initrd-helper],
732 AS_HELP_STRING([--enable-e2initrd-helper],[build e2initrd-helper program]),
733 [if test "$enableval" = "no"
735 E2INITRD_PROG='' E2INITRD_MAN=''
736 AC_MSG_RESULT([Not building e2initrd helper])
738 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
739 AC_MSG_RESULT([Building e2initrd helper])
742 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
743 AC_MSG_RESULT([Building e2initrd helper by default])
745 AC_SUBST(E2INITRD_PROG)
746 AC_SUBST(E2INITRD_MAN)
751 AS_HELP_STRING([--disable-tls],[disable use of thread local support]),
752 [if test "$enableval" = "no"
755 AC_MSG_RESULT([Disabling thread local support])
758 AC_MSG_RESULT([Enabling thread local support])
761 if test -n "$WITH_DIET_LIBC"
764 AC_MSG_RESULT([Diet libc does not support thread local support])
767 AC_MSG_RESULT([Try using thread local support by default])
770 if test "$try_tls" = "yes"
777 AC_ARG_WITH([pthread],
778 AS_HELP_STRING([--without-pthread],[disable use of pthread support]),
779 [if test "$withval" = "no"
782 AC_MSG_RESULT([Disabling pthread support])
785 AC_MSG_RESULT([Testing for pthread support])
789 AC_MSG_RESULT([Try testing for pthread support by default])
791 if test "$try_pthread" = "yes"
795 test -n "$PTHREAD_CC" || PTHREAD_CC="$CC"
796 AC_SUBST([PTHREAD_CC])
801 AH_TEMPLATE([USE_UUIDD], [Define to 1 to build uuidd])
802 AC_ARG_ENABLE([uuidd],
803 AS_HELP_STRING([--disable-uuidd],[disable building the uuid daemon]),
804 [if test "$enableval" = "no"
806 AC_MSG_RESULT([Not building uuidd])
809 AC_DEFINE(USE_UUIDD, 1)
811 AC_MSG_RESULT([Building uuidd])
814 AC_DEFINE(USE_UUIDD, 1)
815 if test -z "$UUID_CMT"
818 AC_MSG_RESULT([Building uuidd by default])
821 AC_MSG_RESULT([Disabling uuidd by default])
826 dnl handle --disable-mmp
828 AH_TEMPLATE([CONFIG_MMP], [Define to 1 to enable mmp support])
830 AS_HELP_STRING([--disable-mmp],[disable support mmp, Multi Mount Protection]),
831 if test "$enableval" = "no"
833 AC_MSG_RESULT([Disabling mmp support])
835 AC_MSG_RESULT([Enabling mmp support])
836 AC_DEFINE(CONFIG_MMP, 1)
839 AC_MSG_RESULT([Enabling mmp support by default])
840 AC_DEFINE(CONFIG_MMP, 1)
843 dnl handle --disable-tdb
845 AH_TEMPLATE([CONFIG_TDB], [Define to 1 to enable tdb support])
847 AS_HELP_STRING([--disable-tdb],[disable tdb support]),
848 if test "$enableval" = "no"
850 AC_MSG_RESULT([Disabling tdb support])
852 TDB_MAN_COMMENT='.\"'
854 AC_MSG_RESULT([Enabling tdb support])
855 AC_DEFINE(CONFIG_TDB, 1)
860 AC_MSG_RESULT([Enabling mmp support by default])
861 AC_DEFINE(CONFIG_TDB, 1)
866 AC_SUBST(TDB_MAN_COMMENT)
868 dnl handle --disable-bmap-stats
870 AH_TEMPLATE([ENABLE_BMAP_STATS], [Define to 1 to enable bitmap stats.])
871 AC_ARG_ENABLE([bmap-stats],
872 AS_HELP_STRING([--disable-bmap-stats],[disable collection of bitmap stats]),
873 if test "$enableval" = "no"
875 AC_MSG_RESULT([Disabling bitmap statistics support])
877 AC_MSG_RESULT([Enabling bitmap statistics support])
878 AC_DEFINE(ENABLE_BMAP_STATS, 1)
881 AC_MSG_RESULT([Enabling bitmap statistics support by default])
882 AC_DEFINE(ENABLE_BMAP_STATS, 1)
885 dnl handle --enable-bmap-stats-ops
887 AH_TEMPLATE([ENABLE_BMAP_STATS_OPS], [Define to 1 to enable bitmap stats.])
888 AC_ARG_ENABLE([bmap-stats-ops],
889 AS_HELP_STRING([--enable-bmap-stats-ops],[enable collection of additional bitmap stats]),
890 if test "$enableval" = "no"
892 AC_MSG_RESULT([Disabling additional bitmap statistics])
894 dnl There has to be a better way!
895 AS_IF([test "x${enable_bmap_stats}" = "xno"],
896 AC_MSG_FAILURE([Error --enable-bmap-stats-ops requires bmap-stats]))
898 AC_MSG_RESULT([Enabling additional bitmap statistics])
899 AC_DEFINE(ENABLE_BMAP_STATS_OPS, 1)
902 AC_MSG_RESULT([Disabling additional bitmap statistics by default])
907 MAKEFILE_LIBRARY=$srcdir/lib/Makefile.library
908 AC_SUBST_FILE(MAKEFILE_LIBRARY)
910 dnl Add internationalization support, using gettext.
912 GETTEXT_PACKAGE=e2fsprogs
914 VERSION="$E2FSPROGS_VERSION"
916 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [package name for gettext])
917 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [version for gettext])
918 AC_SUBST(GETTEXT_PACKAGE)
922 AM_GNU_GETTEXT([external])
924 dnl End of configuration options
926 AC_SUBST(BINARY_TYPE)
929 AC_PATH_PROG(LN, ln, ln)
932 dnl @mkdir_p@ is used by po's Makefile.in
937 AC_PATH_PROG(MV, mv, mv)
938 AC_PATH_PROG(CP, cp, cp)
939 AC_PATH_PROG(RM, rm, rm)
940 AC_PATH_PROG(CHMOD, chmod, :)
943 AC_PATH_PROG(SED, sed, sed)
944 AC_PATH_PROG(PERL, perl, perl)
945 AC_PATH_PROG(LDCONFIG, ldconfig, :)
946 AC_CHECK_TOOL(AR, ar, ar)
947 AC_CHECK_TOOL(RANLIB, ranlib, :)
948 AC_CHECK_TOOL(STRIP, strip, :)
949 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
950 if test "_$MAKEINFO" = "_"; then
951 MAKEINFO="echo Makeinfo is missing. Info documentation will not be built."
956 *** Makeinfo is missing. Info documentation will not be built.])
964 # See if we need a separate native compiler.
965 if test $cross_compiling = no; then
969 AC_CHECK_PROGS(BUILD_CC, gcc cc)
971 AC_CHECK_HEADERS(m4_flatten([
1023 dnl Check where to find a dd(1) that supports iflag=fullblock
1024 dnl and oflag=append
1025 AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
1027 for i in dd gdd ; do
1028 if "$i" if=/dev/null of=/dev/null count=1 bs=10k 2>/dev/null iflag=fullblock oflag=append ; then
1033 if test -n "$DD" ; then
1034 AC_MSG_RESULT([$DD])
1036 AC_MSG_RESULT([not found, using dd])
1038 AC_MSG_WARN([No GNU-compatible dd(1) program found, expect some self-test failures.])
1042 AC_CHECK_HEADERS(net/if.h,,,
1044 #if HAVE_SYS_TYPES_H
1045 #include <sys/types.h>
1048 #include <sys/socket.h>
1052 dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
1053 dnl is not declared.
1054 AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT, 1,
1055 [Define to 1 if dirent has d_reclen])],,
1056 [#include <dirent.h>])
1057 AC_CHECK_MEMBERS([struct stat.st_atim])
1058 dnl Check to see if ssize_t was declared
1059 AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T, 1,
1060 [Define to 1 if ssize_t declared])],,
1061 [#include <sys/types.h>])
1063 dnl Check to see if llseek() is declared in unistd.h. On some libc's
1064 dnl it is, and on others it isn't..... Thank you glibc developers....
1066 AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE, 1,
1067 [Define to 1 if llseek declared in unistd.h])],,
1068 [#include <unistd.h>])
1070 dnl Check to see if lseek64() is declared in unistd.h. Glibc's header files
1071 dnl are so convoluted that I can't tell whether it will always be defined,
1072 dnl and if it isn't defined while lseek64 is defined in the library,
1073 dnl disaster will strike.
1075 dnl Warning! Use of --enable-gcc-wall may throw off this test.
1078 AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
1079 [Define to 1 if lseek64 declared in unistd.h])],,
1080 [#define _LARGEFILE_SOURCE
1081 #define _LARGEFILE64_SOURCE
1082 #include <unistd.h>])
1086 AC_CHECK_SIZEOF(short)
1087 AC_CHECK_SIZEOF(int)
1088 AC_CHECK_SIZEOF(long)
1089 AC_CHECK_SIZEOF(long long)
1090 AC_CHECK_SIZEOF(off_t)
1091 AC_CHECK_SIZEOF(time_t)
1092 SIZEOF_SHORT=$ac_cv_sizeof_short
1093 SIZEOF_INT=$ac_cv_sizeof_int
1094 SIZEOF_LONG=$ac_cv_sizeof_long
1095 SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
1096 SIZEOF_OFF_T=$ac_cv_sizeof_off_t
1097 SIZEOF_TIME_T=$ac_cv_sizeof_time_t
1098 AC_SUBST(SIZEOF_SHORT)
1099 AC_SUBST(SIZEOF_INT)
1100 AC_SUBST(SIZEOF_LONG)
1101 AC_SUBST(SIZEOF_LONG_LONG)
1102 AC_SUBST(SIZEOF_OFF_T)
1103 AC_SUBST(SIZEOF_TIME_T)
1105 if test $cross_compiling = no; then
1106 BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1108 CROSS_COMPILE="1" BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1110 ASM_TYPES_HEADER=./asm_types.h
1111 AC_SUBST_FILE(ASM_TYPES_HEADER)
1113 dnl Save the configuration #defines needed for the public ext2fs.h
1116 echo "/* These defines are needed for the public ext2fs.h header file */" \
1118 if grep HAVE_SYS_TYPES_H confdefs.h > tmp_config.$$; then
1119 uniq tmp_config.$$ >> public_config.h
1121 echo "#undef HAVE_SYS_TYPES_H" >> public_config.h
1123 if grep WORDS_BIGENDIAN confdefs.h > tmp_config.$$; then
1124 uniq tmp_config.$$ >> public_config.h
1126 echo "#undef WORDS_BIGENDIAN" >> public_config.h
1129 PUBLIC_CONFIG_HEADER=./public_config.h
1130 AC_SUBST_FILE(PUBLIC_CONFIG_HEADER)
1132 dnl See if we have inttypes.h and if intptr_t is defined
1134 AC_CHECK_HEADERS([inttypes.h])
1135 AC_CHECK_TYPES(intptr_t)
1137 dnl See if struct stat has a st_flags field, in which case we can get file
1138 dnl flags somewhat portably. Also check for the analogous setter, chflags().
1140 AC_MSG_CHECKING(whether struct stat has a st_flags field)
1141 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
1142 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/stat.h>]], [[struct stat stat; stat.st_flags = 0;]])],[e2fsprogs_cv_struct_st_flags=yes],[e2fsprogs_cv_struct_st_flags=no]))
1143 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
1144 if test "$e2fsprogs_cv_struct_st_flags" = yes; then
1145 AC_MSG_CHECKING(whether st_flags field is useful)
1146 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
1147 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/stat.h>]], [[struct stat stat; stat.st_flags |= UF_IMMUTABLE;]])],[e2fsprogs_cv_struct_st_flags_immut=yes],[e2fsprogs_cv_struct_st_flags_immut=no]))
1148 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
1149 if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
1150 AC_DEFINE(HAVE_STAT_FLAGS, 1,
1151 [Define to 1 if struct stat has st_flags])
1155 dnl Check for the presence of SA_LEN
1157 AC_CHECK_MEMBER(struct sockaddr.sa_len,
1158 AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,
1159 [Define to 1 if if struct sockaddr contains sa_len]),,
1160 [#include <sys/types.h>
1161 #include <sys/socket.h>])
1163 dnl If we are using the system-provided blkid library, check for
1164 dnl the functions added after migrating that library to util-linux
1166 if test -n "$BLKID_CMT"; then
1167 AC_CHECK_LIB(blkid, blkid_probe_get_topology,
1168 AC_DEFINE(HAVE_BLKID_PROBE_GET_TOPOLOGY, 1,
1169 [Define to 1 if blkid has blkid_probe_get_topology]))
1170 AC_CHECK_LIB(blkid, blkid_topology_get_dax,
1171 AC_DEFINE(HAVE_BLKID_TOPOLOGY_GET_DAX, 1,
1172 [Define to 1 if blkid has blkid_topology_get_dax]))
1173 AC_CHECK_LIB(blkid, blkid_probe_enable_partitions,
1174 AC_DEFINE(HAVE_BLKID_PROBE_ENABLE_PARTITIONS, 1,
1175 [Define to 1 if blkid has blkid_probe_enable_partitions]))
1178 if test -n "$DLOPEN_LIB" ; then
1179 ac_cv_func_dlopen=yes
1181 AC_CHECK_FUNCS(m4_flatten([
1249 dnl Check to see if -lsocket is required (solaris) to make something
1250 dnl that uses socket() to compile; this is needed for the UUID library
1253 AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
1254 AC_SUBST(SOCKET_LIB)
1256 dnl See if libmagic exists
1258 AC_CHECK_LIB(magic, magic_file, [MAGIC_LIB=-lmagic
1259 AC_CHECK_HEADERS([magic.h])])
1260 if test "$ac_cv_func_dlopen" = yes ; then
1261 MAGIC_LIB=$DLOPEN_LIB
1265 dnl Check to see if librt is required for clock_gettime() (glibc < 2.17)
1267 AC_CHECK_LIB(rt, clock_gettime, [CLOCK_GETTIME_LIB=-lrt])
1268 AC_SUBST(CLOCK_GETTIME_LIB)
1270 dnl Check to see if the FUSE library is -lfuse or -losxfuse
1274 dnl osxfuse.dylib supersedes fuselib.dylib
1275 AC_ARG_ENABLE([fuse2fs],
1276 AS_HELP_STRING([--disable-fuse2fs],[do not build fuse2fs]),
1277 if test "$enableval" = "no"
1280 AC_MSG_RESULT([Disabling fuse2fs])
1282 AC_CHECK_HEADERS([pthread.h fuse.h], [],
1283 [AC_MSG_FAILURE([Cannot find fuse2fs headers.])],
1284 [#define _FILE_OFFSET_BITS 64
1285 #define FUSE_USE_VERSION 29])
1288 [AC_LANG_PROGRAM([[#define FUSE_USE_VERSION 29
1290 #include <linux/fs.h>
1291 #include <linux/falloc.h>
1292 #include <linux/xattr.h>
1294 ]], [])], [], [AC_MSG_FAILURE([Cannot find fuse2fs Linux headers.])])
1296 AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1297 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse],
1298 [AC_MSG_FAILURE([Cannot find fuse library.])])])
1299 AC_MSG_RESULT([Enabling fuse2fs])
1302 AC_CHECK_HEADERS([pthread.h fuse.h], [], [FUSE_CMT="#"],
1303 [#define _FILE_OFFSET_BITS 64
1304 #define FUSE_USE_VERSION 29
1306 # include <linux/fs.h>
1307 # include <linux/falloc.h>
1308 # include <linux/xattr.h>
1310 if test -z "$FUSE_CMT"
1312 AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1313 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse], [FUSE_CMT="#"])])
1315 if test -z "$FUSE_CMT"
1317 AC_MSG_RESULT([Enabling fuse2fs by default.])
1323 dnl See if optreset exists
1325 AC_MSG_CHECKING(for optreset)
1326 AC_CACHE_VAL(ac_cv_have_optreset,
1327 [AC_EGREP_HEADER(optreset, unistd.h,
1328 ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
1329 AC_MSG_RESULT($ac_cv_have_optreset)
1330 if test $ac_cv_have_optreset = yes; then
1331 AC_DEFINE(HAVE_OPTRESET, 1, [Define to 1 if optreset for getopt is present])
1334 dnl Test for sem_init, and which library it might require:
1336 AH_TEMPLATE([HAVE_SEM_INIT], [Define to 1 if sem_init() exists])
1338 echo GL_THREADS_API: ${gl_threads_api}
1339 if test "${gl_threads_api}" != none
1341 AC_CHECK_FUNC(sem_init, ,
1342 AC_CHECK_LIB(pthread, sem_init,
1343 AC_DEFINE(HAVE_SEM_INIT, 1)
1344 SEM_INIT_LIB=-lpthread,
1345 AC_CHECK_LIB(rt, sem_init,
1346 AC_DEFINE(HAVE_SEM_INIT, 1)
1348 AC_CHECK_LIB(posix4, sem_init,
1349 AC_DEFINE(HAVE_SEM_INIT, 1)
1350 SEM_INIT_LIB=-lposix4))))dnl
1352 AC_SUBST(SEM_INIT_LIB)
1354 dnl Check for unified diff
1356 AC_MSG_CHECKING(for unified diff option)
1357 if diff -u $0 $0 > /dev/null 2>&1 ; then
1362 AC_MSG_RESULT($UNI_DIFF_OPTS)
1363 AC_SUBST(UNI_DIFF_OPTS)
1365 dnl We use the EXT2 ioctls only under Linux
1369 AC_DEFINE(HAVE_EXT2_IOCTLS, 1, [Define to 1 if Ext2 ioctls present])
1373 dnl Check the available mount options
1375 AX_CHECK_MOUNT_OPT(nosuid)
1376 AX_CHECK_MOUNT_OPT(nodev)
1377 dnl Enable LTO for all packages
1379 AC_ARG_ENABLE([lto],
1380 AS_HELP_STRING([--enable-lto],[enable link time optimization]),,
1382 if test "$enable_lto" = "yes" || test "$enable_lto" = "probe"; then
1383 AC_MSG_CHECKING([if C compiler supports LTO])
1384 OLD_CFLAGS="$CFLAGS"
1385 OLD_LDFLAGS="$LDFLAGS"
1386 LTO_FLAGS="-g -flto -ffat-lto-objects"
1387 CFLAGS="$CFLAGS $LTO_FLAGS"
1388 LDFLAGS="$LDFLAGS $LTO_FLAGS"
1389 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1390 [AC_MSG_RESULT([yes])]
1391 [lto_cflags=$LTO_FLAGS]
1392 [lto_ldflags=$LTO_FLAGS]
1393 [AC_PATH_PROG(gcc_ar, gcc-ar,,)]
1394 [AC_PATH_PROG(gcc_ranlib, gcc-ranlib,,)],
1395 [AC_MSG_RESULT([no])])
1396 if test -x "$gcc_ar" && test -x "$gcc_ranlib"; then
1399 RANLIB="${gcc_ranlib}"
1401 CFLAGS="${OLD_CFLAGS}"
1402 LDFLAGS="${OLD_LDFLAGS}"
1404 AC_SUBST(lto_cflags)
1405 AC_SUBST(lto_ldflags)
1407 if test "$enable_lto" = "yes" && test "$have_lto" != "yes"; then
1408 AC_MSG_ERROR([LTO not supported by compiler.])
1411 dnl Enable UBSAN for all packages
1413 AC_ARG_ENABLE([ubsan],
1414 AS_HELP_STRING([--enable-ubsan],[enable undefined behavior sanitizer]),,
1416 if test "$enable_ubsan" = "yes" || test "$enable_ubsan" = "probe"; then
1417 AC_MSG_CHECKING([if C compiler supports UBSAN])
1418 OLD_CFLAGS="$CFLAGS"
1419 OLD_LDFLAGS="$LDFLAGS"
1420 UBSAN_FLAGS="-fsanitize=undefined"
1421 CFLAGS="$CFLAGS $UBSAN_FLAGS"
1422 LDFLAGS="$LDFLAGS $UBSAN_FLAGS"
1423 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1424 [AC_MSG_RESULT([yes])]
1425 [ubsan_cflags=$UBSAN_FLAGS]
1426 [ubsan_ldflags=$UBSAN_FLAGS]
1428 [AC_MSG_RESULT([no])])
1429 CFLAGS="${OLD_CFLAGS}"
1430 LDFLAGS="${OLD_LDFLAGS}"
1431 AC_SUBST(have_ubsan)
1432 AC_SUBST(ubsan_cflags)
1433 AC_SUBST(ubsan_ldflags)
1435 if test "$enable_ubsan" = "yes" && test "$have_ubsan" != "yes"; then
1436 AC_MSG_ERROR([UBSAN not supported by compiler.])
1439 dnl Enable ADDRSAN for all packages
1441 AC_ARG_ENABLE([addrsan],
1442 AS_HELP_STRING([--enable-addrsan],[enable address sanitizer]),,
1444 if test "$enable_addrsan" = "yes" || test "$enable_addrsan" = "probe"; then
1445 AC_MSG_CHECKING([if C compiler supports ADDRSAN])
1446 OLD_CFLAGS="$CFLAGS"
1447 OLD_LDFLAGS="$LDFLAGS"
1448 ADDRSAN_FLAGS="-fsanitize=address"
1449 CFLAGS="$CFLAGS $ADDRSAN_FLAGS"
1450 LDFLAGS="$LDFLAGS $ADDRSAN_FLAGS"
1451 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1452 [AC_MSG_RESULT([yes])]
1453 [addrsan_cflags=$ADDRSAN_FLAGS]
1454 [addrsan_ldflags=$ADDRSAN_FLAGS]
1456 [AC_MSG_RESULT([no])])
1457 CFLAGS="${OLD_CFLAGS}"
1458 LDFLAGS="${OLD_LDFLAGS}"
1459 AC_SUBST(have_addrsan)
1460 AC_SUBST(addrsan_cflags)
1461 AC_SUBST(addrsan_ldflags)
1463 if test "$enable_addrsan" = "yes" && test "$have_addrsan" != "yes"; then
1464 AC_MSG_ERROR([ADDRSAN not supported by compiler.])
1467 dnl Enable THREADSAN for all packages
1469 AC_ARG_ENABLE([threadsan],
1470 AS_HELP_STRING([--enable-threadsan],[enable thread sanitizer]),,
1471 enable_threadsan=no)
1472 if test "$enable_threadsan" = "yes" || test "$enable_threadsan" = "probe"; then
1473 AC_MSG_CHECKING([if C compiler supports THREADSAN])
1474 OLD_CFLAGS="$CFLAGS"
1475 OLD_LDFLAGS="$LDFLAGS"
1476 THREADSAN_FLAGS="-fsanitize=thread"
1477 CFLAGS="$CFLAGS $THREADSAN_FLAGS"
1478 LDFLAGS="$LDFLAGS $THREADSAN_FLAGS"
1479 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1480 [AC_MSG_RESULT([yes])]
1481 [threadsan_cflags=$THREADSAN_FLAGS]
1482 [threadsan_ldflags=$THREADSAN_FLAGS]
1483 [have_threadsan=yes],
1484 [AC_MSG_RESULT([no])])
1485 CFLAGS="${OLD_CFLAGS}"
1486 LDFLAGS="${OLD_LDFLAGS}"
1487 AC_SUBST(have_threadsan)
1488 AC_SUBST(threadsan_cflags)
1489 AC_SUBST(threadsan_ldflags)
1491 if test "$enable_threadsan" = "yes" && test "$have_threadsan" != "yes"; then
1492 AC_MSG_ERROR([THREADSAN not supported by compiler.])
1494 if test "$have_threadsan" = "yes" && test "$have_addrsan" = "yes"; then
1495 AC_MSG_WARN([ADDRSAN and THREADSAN are not known to work together.])
1498 dnl Enable the fuzzer sanitizer for all packages
1501 AC_ARG_ENABLE([fuzzing],
1502 AS_HELP_STRING([--enable-fuzzing],[enable fuzzing sanitizer]),,
1504 if test "$enable_fuzzing" = "yes" || test "$enable_fuzzing" = "probe"; then
1506 AC_MSG_CHECKING([if C compiler supports fuzzing sanitizer])
1508 OLD_CXXFLAGS="$CXXFLAGS"
1509 OLD_LDFLAGS="$LDFLAGS"
1510 FUZZER_FLAGS="-fsanitize=fuzzer"
1511 CXXFLAGS="$CXXFLAGS $FUZZER_FLAGS"
1512 LDFLAGS="$LDFLAGS $FUZZER_FLAGS"
1513 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1518 [AC_MSG_RESULT([yes])]
1519 [fuzzer_cflags=$FUZZER_FLAGS]
1520 [fuzzer_ldflags=$FUZZER_FLAGS]
1523 [AC_MSG_RESULT([no])]
1524 [AC_MSG_ERROR([fuzzing requested but not available])])
1525 CXXFLAGS="${OLD_CXXFLAGS}"
1526 LDFLAGS="${OLD_LDFLAGS}"
1528 AC_SUBST(have_fuzzer)
1529 AC_SUBST(fuzzer_cflags)
1530 AC_SUBST(fuzzer_ldflags)
1532 if test "$enable_fuzzer" = "yes" && test "$have_fuzzer" != "yes"; then
1533 AC_MSG_ERROR([Fuzzing not supported by compiler.])
1535 AC_SUBST(FUZZING_CMT)
1537 dnl OS-specific uncomment control
1552 AC_SUBST(CYGWIN_CMT)
1555 dnl e2scrub only builds on linux
1557 E2SCRUB_CMT="$LINUX_CMT"
1558 AC_SUBST(E2SCRUB_CMT)
1560 dnl Linux and Hurd places root files in the / by default
1563 linux* | gnu* | k*bsd*-gnu)
1564 if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
1566 AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
1571 dnl On Linux/hurd, force the prefix to be /usr
1574 linux* | gnu* | k*bsd*-gnu)
1575 if test "$prefix" = NONE ; then
1577 AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
1578 if test "$mandir" = '${prefix}/man' ; then
1579 AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
1580 mandir=/usr/share/man
1585 if test "$root_prefix" = NONE ; then
1586 if test "$prefix" = NONE ; then
1587 root_prefix="$ac_default_prefix"
1589 root_prefix="$prefix"
1592 root_sbindir=$sbindir
1594 root_sysconfdir=$sysconfdir
1596 root_bindir='${root_prefix}/bin'
1597 root_sbindir='${root_prefix}/sbin'
1598 root_libdir='${root_prefix}/lib'
1599 root_sysconfdir='${root_prefix}/etc'
1601 if test "$bindir" != '${exec_prefix}/bin'; then
1603 AC_MSG_RESULT([Setting root_bindir to $root_bindir])
1605 if test "$sbindir" != '${exec_prefix}/sbin'; then
1606 root_sbindir=$sbindir
1607 AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
1609 if test "$libdir" != '${exec_prefix}/lib'; then
1611 AC_MSG_RESULT([Setting root_libdir to $root_libdir])
1613 if test "$sysconfdir" != '${prefix}/etc'; then
1614 root_sysconfdir=$sysconfdir
1615 AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
1617 AC_SUBST(root_prefix)
1618 AC_SUBST(root_bindir)
1619 AC_SUBST(root_sbindir)
1620 AC_SUBST(root_libdir)
1621 AC_SUBST(root_sysconfdir)
1623 dnl Allow specification of the multiarch arch
1625 AC_ARG_WITH([multiarch],
1626 AS_HELP_STRING([--with-multiarch=ARCH],[specify the multiarch triplet]),
1627 if test "$withval" = "lib64"; then
1631 libdir=$libdir/$withval
1632 root_libdir=$root_libdir/$withval
1637 dnl See if -static works. This could fail if the linker does not
1638 dnl support -static, or if required external libraries are not available
1641 AC_MSG_CHECKING([whether we can link with -static])
1642 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
1643 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
1644 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[fflush(stdout);]])],[ac_cv_e2fsprogs_use_static=yes],[ac_cv_e2fsprogs_use_static=no])
1645 LDFLAGS=$SAVE_LDFLAGS])
1647 dnl Regardless of how the test turns out, Solaris doesn't handle -static
1648 dnl This is caused by the socket library requiring the nsl library, which
1649 dnl requires the -dl library, which only works for dynamically linked
1650 dnl programs. It basically means you can't have statically linked programs
1651 dnl which use the network under Solaris.
1655 ac_cv_e2fsprogs_use_static=no
1658 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
1659 if test $ac_cv_e2fsprogs_use_static = yes; then
1660 LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
1662 AC_SUBST(LDFLAGS_STATIC)
1664 dnl Work around mysterious Darwin / GNU libintl problem
1665 dnl (__asm__ redirection doesn't work for some mysterious reason. Looks like
1666 dnl Apple hacked gcc somehow?)
1670 AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
1671 AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
1672 [Define to 1 if Apple Darwin libintl workaround is needed])
1676 dnl Only try to run the test suite if we're not cross compiling.
1678 if test "$cross_compiling" = yes ; then
1683 AC_SUBST(DO_TEST_SUITE)
1685 dnl Only include the intl include files if we're building with them
1687 INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
1688 if test -n "$CPPFLAGS" ; then
1689 INCLUDES="$INCLUDES $CPPFLAGS"
1691 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
1692 INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
1694 if test -n "$WITH_DIET_LIBC" ; then
1695 INCLUDES="$INCLUDES -D_REENTRANT"
1701 if test $cross_compiling = no; then
1702 BUILD_CFLAGS="$CFLAGS $CPPFLAGS $INCLUDES -DHAVE_CONFIG_H"
1703 BUILD_LDFLAGS="$LDFLAGS"
1705 AC_SUBST(BUILD_CFLAGS)
1706 AC_SUBST(BUILD_LDFLAGS)
1708 dnl Define CFLAGS and LDFLAGS for shared libraries
1710 CFLAGS_SHLIB=${CFLAGS_SHLIB:-$CFLAGS}
1711 CFLAGS_STLIB=${CFLAGS_STLIB:-$CFLAGS}
1712 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
1713 AC_SUBST(CFLAGS_SHLIB)
1714 AC_SUBST(CFLAGS_STLIB)
1715 AC_SUBST(LDFLAGS_SHLIB)
1718 dnl Where do udev rules go?
1720 AC_ARG_WITH([udev_rules_dir],
1721 [AS_HELP_STRING([--with-udev-rules-dir@<:@=DIR@:>@],
1722 [Install udev rules into DIR.])],
1724 [with_udev_rules_dir=yes])
1725 AS_IF([test "x${with_udev_rules_dir}" != "xno"],
1727 AS_IF([test "x${with_udev_rules_dir}" = "xyes"],
1729 PKG_CHECK_MODULES([udev], [udev],
1731 with_udev_rules_dir="$($PKG_CONFIG --variable=udevdir udev)/rules.d"
1733 with_udev_rules_dir=""
1736 AC_MSG_CHECKING([for udev rules dir])
1737 pkg_udev_rules_dir="${with_udev_rules_dir}"
1738 AS_IF([test -n "${pkg_udev_rules_dir}"],
1740 AC_MSG_RESULT(${pkg_udev_rules_dir})
1749 have_udev="disabled"
1752 AC_SUBST(pkg_udev_rules_dir)
1755 dnl Where do cron jobs go?
1757 AC_ARG_WITH([crond_dir],
1758 [AS_HELP_STRING([--with-crond-dir@<:@=DIR@:>@],
1759 [Install system crontabs into DIR.])],
1761 [with_crond_dir=yes])
1762 AS_IF([test "x${with_crond_dir}" != "xno"],
1764 AS_IF([test "x${with_crond_dir}" = "xyes"],
1766 AS_IF([test -d "/etc/cron.d"],
1767 [with_crond_dir="/etc/cron.d"],
1768 [have_crond="no"; with_crond_dir=""])
1770 AC_MSG_CHECKING([for system crontab dir])
1771 crond_dir="${with_crond_dir}"
1772 AS_IF([test -n "${crond_dir}"],
1774 AC_MSG_RESULT(${crond_dir})
1783 have_crond="disabled"
1785 AC_SUBST(have_crond)
1789 dnl Where do systemd services go?
1791 AC_ARG_WITH([systemd_unit_dir],
1792 [AS_HELP_STRING([--with-systemd-unit-dir@<:@=DIR@:>@],
1793 [Install systemd system units into DIR.])],
1795 [with_systemd_unit_dir=yes])
1796 AS_IF([test "x${with_systemd_unit_dir}" != "xno"],
1798 AS_IF([test "x${with_systemd_unit_dir}" = "xyes"],
1800 PKG_CHECK_MODULES([systemd], [systemd],
1802 with_systemd_unit_dir="$($PKG_CONFIG --variable=systemdsystemunitdir systemd)"
1804 with_systemd_unit_dir=""
1806 m4_pattern_allow([^PKG_(MAJOR|MINOR|BUILD|REVISION)$])
1808 AC_MSG_CHECKING([for systemd system unit dir])
1809 systemd_system_unit_dir="${with_systemd_unit_dir}"
1810 AS_IF([test -n "${systemd_system_unit_dir}"],
1812 AC_MSG_RESULT(${systemd_system_unit_dir})
1821 have_systemd="disabled"
1823 AC_SUBST(have_systemd)
1824 AC_SUBST(systemd_system_unit_dir)
1825 dnl Adjust the compiled files if we are on windows vs everywhere else
1829 cigwin*|mingw*|msys*)
1830 OS_IO_FILE=windows_io
1836 AC_SUBST(OS_IO_FILE)
1838 dnl Make our output files, being sure that we create the some miscellaneous
1841 test -d lib || mkdir lib
1842 test -d include || mkdir include
1843 test -d include/linux || mkdir include/linux
1844 test -d include/asm || mkdir include/asm
1845 if test -z "$UUID_CMT" ; then
1846 uuid_out_list="lib/uuid/Makefile lib/uuid/uuid.pc \
1847 lib/uuid/uuid_types.h"
1849 if test -z "$BLKID_CMT" ; then
1850 blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
1851 lib/blkid/blkid_types.h"
1853 for i in MCONFIG Makefile \
1854 e2fsprogs-RHEL-6.spec \
1855 e2fsprogs-SUSE_LINUX-11+.spec \
1856 util/Makefile util/subst.conf util/gen-tarball util/install-symlink \
1857 lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
1858 lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
1859 $uuid_out_list $blkid_out_list lib/support/Makefile \
1860 lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
1861 misc/Makefile ext2ed/Makefile e2fsck/Makefile \
1862 debugfs/Makefile tests/Makefile tests/progs/Makefile \
1863 tests/fuzz/Makefile resize/Makefile doc/Makefile \
1864 po/Makefile.in scrub/Makefile; do
1865 if test -d `dirname ${srcdir}/$i` ; then
1866 outlist="$outlist $i"
1869 AC_CONFIG_FILES([$outlist])
1871 if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi