3 AC_CONFIG_AUX_DIR(config)
4 AC_CONFIG_HEADERS([lib/config.h])
5 AH_BOTTOM([#include <dirpaths.h>])
10 dnl This is to figure out the version number and the date....
12 E2FSPROGS_VERSION=`grep E2FSPROGS_VERSION ${srcdir}/version.h \
13 | awk '{print $3}' | tr \" " " | awk '{print $1}'`
14 E2FSPROGS_DATE=`grep E2FSPROGS_DATE ${srcdir}/version.h | awk '{print $3}' \
15 | tr \" " " | awk '{print $1}'`
16 E2FSPROGS_DAY=$(echo $E2FSPROGS_DATE | awk -F- '{print $1}' | sed -e '/^[[1-9]]$/s/^/0/')
17 MONTH=`echo $E2FSPROGS_DATE | awk -F- '{print $2}'`
18 YEAR=`echo $E2FSPROGS_DATE | awk -F- '{print $3}'`
20 if expr $YEAR ">" 1900 > /dev/null ; then
22 elif expr $YEAR ">" 90 >/dev/null ; then
23 E2FSPROGS_YEAR=19$YEAR
25 E2FSPROGS_YEAR=20$YEAR
29 Jan) MONTH_NUM=01; E2FSPROGS_MONTH="January" ;;
30 Feb) MONTH_NUM=02; E2FSPROGS_MONTH="February" ;;
31 Mar) MONTH_NUM=03; E2FSPROGS_MONTH="March" ;;
32 Apr) MONTH_NUM=04; E2FSPROGS_MONTH="April" ;;
33 May) MONTH_NUM=05; E2FSPROGS_MONTH="May" ;;
34 Jun) MONTH_NUM=06; E2FSPROGS_MONTH="June" ;;
35 Jul) MONTH_NUM=07; E2FSPROGS_MONTH="July" ;;
36 Aug) MONTH_NUM=08; E2FSPROGS_MONTH="August" ;;
37 Sep) MONTH_NUM=09; E2FSPROGS_MONTH="September" ;;
38 Oct) MONTH_NUM=10; E2FSPROGS_MONTH="October" ;;
39 Nov) MONTH_NUM=11; E2FSPROGS_MONTH="November" ;;
40 Dec) MONTH_NUM=12; E2FSPROGS_MONTH="December" ;;
41 *) AC_MSG_WARN([Unknown month $MONTH??]) ;;
44 base_ver=`echo $E2FSPROGS_VERSION | \
45 sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
47 date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
49 case $E2FSPROGS_VERSION in
51 E2FSPROGS_PKGVER="$base_ver~WIP.$date_spec"
54 E2FSPROGS_PKGVER="$base_ver"
58 unset DATE MONTH YEAR base_ver pre_vers date_spec
59 AC_MSG_RESULT([Generating configuration file for e2fsprogs version $E2FSPROGS_VERSION])
60 AC_MSG_RESULT([Release date is ${E2FSPROGS_MONTH}, ${E2FSPROGS_YEAR}])
61 AC_SUBST(E2FSPROGS_YEAR)
62 AC_SUBST(E2FSPROGS_MONTH)
63 AC_SUBST(E2FSPROGS_DAY)
64 AC_SUBST(E2FSPROGS_VERSION)
65 AC_SUBST(E2FSPROGS_PKGVER)
66 AC_SUBST(E2FSPROGS_DATE)
71 AC_ARG_WITH([diet-libc],
72 AS_HELP_STRING([--with-diet-libc],[use diet libc]),
73 CC="diet cc -nostdinc"
81 AC_MSG_RESULT(CC=$CC))dnl
85 dnl Check to see if libdl exists for the sake of dlopen
88 AC_CHECK_LIB(dl, dlopen,DLOPEN_LIB=-ldl)
92 AS_HELP_STRING([--with-cc],[no longer supported, use CC= instead]),
93 AC_MSG_ERROR([--with-cc no longer supported; use CC= instead]))
96 AS_HELP_STRING([--with-ccopts],[no longer supported, use CFLAGS= instead]),
97 AC_MSG_ERROR([--with-ccopts no longer supported; use CFLAGS= instead]))
100 AS_HELP_STRING([--with-ldopts],[no longer supported, use LDFLAGS= instead]),
101 AC_MSG_ERROR([--with-ldopts no longer supported; use LDFLAGS= instead]))
104 if test "$GCC" = yes; then
110 dnl Alpha computers use fast and imprecise floating point code that may
111 dnl miss exceptions by default. Force sane options if we're using GCC.
112 AC_MSG_CHECKING(for additional special compiler flags)
116 alpha) addcflags="-mieee" ;;
119 if test "x$addcflags" != x
121 AC_MSG_RESULT($addcflags)
122 CFLAGS="$addcflags $CFLAGS"
124 AC_MSG_RESULT([[(none)]])
126 AC_USE_SYSTEM_EXTENSIONS
128 dnl Set default values for library extensions. Will be dealt with after
129 dnl parsing configuration options, which may modify these
135 dnl Allow separate `root_prefix' to be specified
137 AC_ARG_WITH([root-prefix],
138 AS_HELP_STRING([--with-root-prefix=PREFIX],[override prefix variable for files to be placed in the root]),
139 root_prefix=$withval,
142 dnl handle --enable-maintainer-mode
144 AC_ARG_ENABLE([maintainer-mode],
145 AS_HELP_STRING([--enable-maintainer-mode],[enable makefile rules useful for maintainers]),
146 if test "$enableval" = "no"
149 AC_MSG_RESULT([Disabling maintainer mode])
152 AC_MSG_RESULT([Enabling maintainer mode])
156 AC_MSG_RESULT([Disabling maintainer mode by default])
158 AC_SUBST(MAINTAINER_CMT)
160 dnl handle --enable-symlink-install
162 AC_ARG_ENABLE([symlink-install],
163 AS_HELP_STRING([--enable-symlink-install],[use symlinks when installing instead of hard links]),
164 if test "$enableval" = "no"
166 LINK_INSTALL_FLAGS=-f
167 AC_MSG_RESULT([Disabling symlinks for install])
169 LINK_INSTALL_FLAGS=-sf
170 AC_MSG_RESULT([Enabling symlinks for install])
173 LINK_INSTALL_FLAGS=-f
174 AC_MSG_RESULT([Disabling symlinks for install by default])
176 AC_SUBST(LINK_INSTALL_FLAGS)
178 dnl handle --enable-relative-symlinks
180 relative_symlink_defined=
181 AC_ARG_ENABLE([relative-symlinks],
182 AS_HELP_STRING([--enable-relative-symlinks],[use relative symlinks when installing]),
183 if test "$enableval" = "no"
186 relative_symlink_defined=yes
187 AC_MSG_RESULT([Disabling relative symlinks for install])
189 SYMLINK_RELATIVE=--relative
190 relative_symlink_defined=yes
191 AC_MSG_RESULT([Enabling relative symlinks for install])
193 AC_ARG_ENABLE([symlink-relative-symlinks],,
194 if test "$enableval" = "no"
197 AC_MSG_RESULT([Disabling relative symlinks for install])
199 SYMLINK_RELATIVE=--relative
200 AC_MSG_RESULT([Enabling relative symlinks for install])
203 if test -z "$relative_symlink_defined"
206 AC_MSG_RESULT([Disabling relative symlinks for install by default])
209 AC_SUBST(SYMLINK_RELATIVE)
211 dnl handle --enable-symlink-build
213 AC_ARG_ENABLE([symlink-build],
214 AS_HELP_STRING([--enable-symlink-build],[use symlinks while building instead of hard links]),
215 if test "$enableval" = "no"
218 AC_MSG_RESULT([Disabling symlinks for build])
221 AC_MSG_RESULT([Enabling symlinks for build])
225 AC_MSG_RESULT([Disabling symlinks for build by default])
227 AC_SUBST(LINK_BUILD_FLAGS)
229 dnl handle --enable-verbose-makecmds
231 AC_ARG_ENABLE([verbose-makecmds],
232 AS_HELP_STRING([--enable-verbose-makecmds],[enable verbose make command output]),
233 if test "$enableval" = "no"
235 AC_MSG_RESULT([Disabling verbose make commands])
240 AC_MSG_RESULT([Enabling verbose make commands])
246 AC_MSG_RESULT([Disabling verbose make commands])
255 dnl This needs to be before all of the --enable-*-shlibs options
257 E2_PKG_CONFIG_STATIC=--static
261 dnl handle --enable-elf-shlibs
263 AC_ARG_ENABLE([elf-shlibs],
264 AS_HELP_STRING([--enable-elf-shlibs],[select ELF shared libraries]),
265 if test "$enableval" = "no"
268 MAKEFILE_ELF=/dev/null
269 AC_MSG_RESULT([Disabling ELF shared libraries])
271 E2_PKG_CONFIG_STATIC=
273 MAKEFILE_ELF=$srcdir/lib/Makefile.elf-lib
276 MAKEFILE_ELF=$srcdir/lib/Makefile.solaris-lib
282 LDFLAG_DYNAMIC=['-Wl,-rpath-link,$(top_builddir)/lib']
283 AC_MSG_RESULT([Enabling ELF shared libraries])
286 MAKEFILE_ELF=/dev/null
288 AC_MSG_RESULT([Disabling ELF shared libraries by default])
291 AC_SUBST_FILE(MAKEFILE_ELF)
293 dnl handle --enable-bsd-shlibs
295 AC_ARG_ENABLE([bsd-shlibs],
296 AS_HELP_STRING([--enable-bsd-shlibs],[select BSD shared libraries]),
297 if test "$enableval" = "no"
300 MAKEFILE_BSDLIB=/dev/null
301 AC_MSG_RESULT([Disabling BSD shared libraries])
303 E2_PKG_CONFIG_STATIC=
305 MAKEFILE_BSDLIB=$srcdir/lib/Makefile.bsd-lib
309 MAKEFILE_BSDLIB=$srcdir/lib/Makefile.darwin-lib
313 AC_MSG_RESULT([Enabling BSD shared libraries])
316 MAKEFILE_BSDLIB=/dev/null
318 AC_MSG_RESULT([Disabling BSD shared libraries by default])
321 AC_SUBST_FILE(MAKEFILE_BSDLIB)
323 dnl handle --enable-profile
325 AC_ARG_ENABLE([profile],
326 AS_HELP_STRING([--enable-profile],[build profiling libraries]),
327 if test "$enableval" = "no"
330 MAKEFILE_PROFILE=/dev/null
331 AC_MSG_RESULT([Disabling profiling libraries])
334 MAKEFILE_PROFILE=$srcdir/lib/Makefile.profile
335 PROFILED_LIB_EXT=_p.a
336 AC_MSG_RESULT([Building profiling libraries])
340 MAKEFILE_PROFILE=/dev/null
341 AC_MSG_RESULT([Disabling profiling libraries by default])
343 AC_SUBST(PROFILE_CMT)
344 AC_SUBST_FILE(MAKEFILE_PROFILE)
346 dnl handle --enable-gcov
348 AC_ARG_ENABLE([gcov],
349 AS_HELP_STRING([--enable-gcov],[build for coverage testing using gcov]),
350 if test "$enableval" = "yes"
352 CFLAGS="-g -fprofile-arcs -ftest-coverage"
353 LDFLAGS="-fprofile-arcs -ftest-coverage"
354 AC_MSG_RESULT([Enabling gcov support])
358 dnl handle --enable-hardening
360 CFLAGS_SHLIB="${CFLAGS_SHLIB:-$CFLAGS}"
361 CFLAGS_STLIB="${CFLAGS_STLIB:-$CFLAGS}"
362 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
363 LDFLAGS_STATIC=${LDFLAGS_STATIC:-$LDFLAGS}
364 AC_ARG_ENABLE([hardening],
365 AS_HELP_STRING([--enable-hardening],[build for coverage testing using gcov]),
366 if test "$enableval" = "yes"
368 HARDEN_CFLAGS="-D_FORTIFY_SOURCE=2 -fstack-protector-strong"
369 HARDEN_LDFLAGS=["-Wl,-z,relro -Wl,-z,now"]
370 CFLAGS="$CFLAGS $HARDEN_CFLAGS -fPIE"
371 CFLAGS_SHLIB="$CFLAGS_SHLIB $HARDEN_CFLAGS"
372 CFLAGS_STLIB="$CFLAGS_STLIB $HARDEN_CFLAGS -fPIE"
373 LDFLAGS="$LDFLAGS $HARDEN_LDFLAGS -fPIE -pie"
374 LDFLAGS_STATIC="$LDFLAGS_STATIC $HARDEN_LDFLAGS"
375 LDFLAGS_SHLIB="$LDFLAGS_SHLIB $HARDEN_LDFLAGS"
376 AC_MSG_RESULT([Enabling hardening support])
380 dnl Substitute library extensions
383 AC_SUBST(STATIC_LIB_EXT)
384 AC_SUBST(PROFILED_LIB_EXT)
385 AC_SUBST(LDFLAG_DYNAMIC)
386 AC_SUBST(PRIVATE_LIBS_CMT)
388 dnl handle --enable-jbd-debug
390 AC_ARG_ENABLE([jbd-debug],
391 AS_HELP_STRING([--enable-jbd-debug],[enable journal debugging]),
392 if test "$enableval" = "no"
394 AC_MSG_RESULT([Disabling journal debugging])
396 AC_DEFINE(CONFIG_JBD_DEBUG, 1,
397 [Define to 1 if debugging ext3/4 journal code])
398 AC_MSG_RESULT([Enabling journal debugging])
401 AC_MSG_RESULT([Disabling journal debugging by default])
404 dnl handle --enable-blkid-debug
406 AC_ARG_ENABLE([blkid-debug],
407 AS_HELP_STRING([--enable-blkid-debug],[enable blkid debugging]),
408 if test "$enableval" = "no"
410 AC_MSG_RESULT([Disabling blkid debugging])
412 AC_DEFINE(CONFIG_BLKID_DEBUG, 1,
413 [Define to 1 if debugging the blkid library])
414 AC_MSG_RESULT([Enabling blkid debugging])
417 AC_MSG_RESULT([Disabling blkid debugging by default])
420 dnl handle --enable-testio-debug
422 AC_ARG_ENABLE([testio-debug],
423 AS_HELP_STRING([--disable-testio-debug],[disable the use of the test I/O manager for debugging]),
424 AH_TEMPLATE([CONFIG_TESTIO_DEBUG],
425 [Define to 1 if the testio I/O manager should be enabled])
426 if test "$enableval" = "no"
428 AC_MSG_RESULT([Disabling testio debugging])
432 AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
433 AC_MSG_RESULT([Enabling testio debugging])
436 AC_MSG_RESULT([Enabling testio debugging by default])
437 AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
440 AC_SUBST(TEST_IO_CMT)
442 dnl handle --enable-developer-features
444 AC_ARG_ENABLE([developer-features],
445 AS_HELP_STRING([--enable-developer-features],[enable features for use by ext4 developers]),
446 AH_TEMPLATE([CONFIG_DEVELOPER_FEATURES],
447 [Define to 1 for features for use by ext4 developers])
448 if test "$enableval" = "yes"
451 AC_DEFINE(CONFIG_DEVELOPER_FEATURES, 1)
452 AC_MSG_RESULT([Enabling ext4 developer features])
454 AC_MSG_RESULT([Disabling ext4 developer features])
458 AC_MSG_RESULT([Disabling ext4 developer features by default])
461 AC_SUBST(DEV_FEATURES_CMT)
463 dnl handle --disable-libuuid
473 AC_ARG_ENABLE([libuuid],
474 AS_HELP_STRING([--enable-libuuid],[build and use private uuid library]),
475 if test "$enableval" = "no"
477 if test -z "$PKG_CONFIG"; then
478 AC_MSG_ERROR([pkg-config not installed; please install it.])
481 AC_CHECK_LIB(uuid, uuid_generate,
482 [LIBUUID=`$PKG_CONFIG --libs uuid`;
483 STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`],
484 [AC_MSG_ERROR([external uuid library not found])])
485 PROFILED_LIBUUID=$LIBUUID
487 AC_MSG_RESULT([Disabling private uuid library])
489 LIBUUID='$(LIB)/libuuid'$LIB_EXT
491 STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
492 DEPSTATIC_LIBUUID=$STATIC_LIBUUID
493 PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
494 DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
495 AC_MSG_RESULT([Enabling private uuid library])
498 if test -n "$PKG_CONFIG"; then
499 AC_CHECK_LIB(uuid, uuid_generate,
500 [LIBUUID=`$PKG_CONFIG --libs uuid`;
501 STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`])
503 if test -n "$LIBUUID"; then
504 PROFILED_LIBUUID=$LIBUUID
506 AC_MSG_RESULT([Using system uuid by default])
508 LIBUUID='$(LIB)/libuuid'$LIB_EXT
510 STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
511 DEPSTATIC_LIBUUID=$STATIC_LIBUUID
512 PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
513 DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
514 AC_MSG_RESULT([Enabling private uuid library by default])
519 AC_SUBST(STATIC_LIBUUID)
520 AC_SUBST(DEPSTATIC_LIBUUID)
521 AC_SUBST(PROFILED_LIBUUID)
522 AC_SUBST(DEPPROFILED_LIBUUID)
525 dnl handle --disable-libblkid
533 DEPPROFILED_LIBBLKID=
535 AH_TEMPLATE([CONFIG_BUILD_FINDFS], [Define to 1 to compile findfs])
536 AC_ARG_ENABLE([libblkid],
537 AS_HELP_STRING([--enable-libblkid],[build and use private blkid library]),
538 if test "$enableval" = "no"
540 if test -z "$PKG_CONFIG"; then
541 AC_MSG_ERROR([pkg-config not installed; please install it.])
544 AC_CHECK_LIB(blkid, blkid_get_cache,
545 [LIBBLKID=`$PKG_CONFIG --libs blkid`;
546 STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`],
547 [AC_MSG_ERROR([external blkid library not found])], -luuid)
549 PROFILED_LIBBLKID=$LIBBLKID
550 AC_MSG_RESULT([Disabling private blkid library])
552 LIBBLKID='$(LIB)/libblkid'$LIB_EXT
553 DEPLIBBLKID=$LIBBLKID
554 STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
555 DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
556 PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
557 DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
558 AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
559 AC_MSG_RESULT([Enabling private blkid library])
562 if test -n "$PKG_CONFIG"; then
563 AC_CHECK_LIB(blkid, blkid_get_cache,
564 [LIBBLKID=`$PKG_CONFIG --libs blkid`;
565 STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`])
567 if test -n "$LIBBLKID"; then
569 PROFILED_LIBBLKID=$LIBBLKID
570 AC_MSG_RESULT([Using system blkid library by default])
572 LIBBLKID='$(LIB)/libblkid'$LIB_EXT
573 DEPLIBBLKID=$LIBBLKID
574 STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
575 DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
576 PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
577 DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
578 AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
579 AC_MSG_RESULT([Enabling private blkid library by default])
583 AC_SUBST(DEPLIBBLKID)
584 AC_SUBST(STATIC_LIBBLKID)
585 AC_SUBST(DEPSTATIC_LIBBLKID)
586 AC_SUBST(PROFILED_LIBBLKID)
587 AC_SUBST(DEPPROFILED_LIBBLKID)
590 dnl handle --enable-subset
594 AC_ARG_ENABLE([subset],
595 AS_HELP_STRING([--enable-subset],[enable subset-only build]),
596 if test "$enableval" = "no"
599 AC_MSG_RESULT([Disabling subset-only build])
602 AC_MSG_RESULT([Enabling subset-only-build])
608 dnl handle --disable-backtrace
610 AH_TEMPLATE([DISABLE_BACKTRACE], [Define to 1 to disable use of backtrace])
611 AC_ARG_ENABLE([backtrace],
612 AS_HELP_STRING([--disable-backtrace],[disable use backtrace]),
613 if test "$enableval" = "no"
615 AC_MSG_RESULT([Disabling use of backtrace])
616 AC_DEFINE(DISABLE_BACKTRACE, 1)
618 AC_MSG_RESULT([Enabling use of backtrace])
621 AC_MSG_RESULT([Enabling use of backtrace by default])
624 dnl handle --enable-debugfs
626 AC_ARG_ENABLE([debugfs],
627 AS_HELP_STRING([--disable-debugfs],[disable support of debugfs program]),
628 if test "$enableval" = "no"
630 AC_MSG_RESULT([Disabling debugfs support])
634 AC_MSG_RESULT([Enabling debugfs support])
637 AC_MSG_RESULT([Enabling debugfs support by default])
640 AC_SUBST(DEBUGFS_CMT)
642 dnl handle --enable-imager
644 AC_ARG_ENABLE([imager],
645 AS_HELP_STRING([--disable-imager],[disable support of e2image program]),
646 if test "$enableval" = "no"
648 AC_MSG_RESULT([Disabling e2image support])
652 AC_MSG_RESULT([Enabling e2image support])
655 AC_MSG_RESULT([Enabling e2image support by default])
660 dnl handle --enable-resizer
662 AC_ARG_ENABLE([resizer],
663 AS_HELP_STRING([--disable-resizer],[disable support of e2resize program]),
664 if test "$enableval" = "no"
666 AC_MSG_RESULT([Disabling e2resize support])
670 AC_MSG_RESULT([Enabling e2resize support])
673 AC_MSG_RESULT([Enabling e2resize support by default])
676 AC_SUBST(RESIZER_CMT)
678 dnl handle --enable-defrag
680 AC_ARG_ENABLE([defrag],
681 AS_HELP_STRING([--disable-defrag],[disable support of e4defrag program]),
682 if test "$enableval" = "no"
684 AC_MSG_RESULT([Disabling e4defrag support])
688 AC_MSG_RESULT([Enabling e4defrag support])
691 if test -z "$WITH_DIET_LIBC"
693 AC_MSG_RESULT([Enabling e4defrag support by default])
696 AC_MSG_RESULT([Disabling e4defrag support by default])
702 dnl See whether to install the `fsck' wrapper program (that calls e2fsck)
704 AC_ARG_ENABLE([fsck],
705 AS_HELP_STRING([--enable-fsck],[build fsck wrapper program]),
706 [if test "$enableval" = "no"
708 FSCK_PROG='' FSCK_MAN=''
709 AC_MSG_RESULT([Not building fsck wrapper])
711 FSCK_PROG=fsck FSCK_MAN=fsck.8
712 AC_MSG_RESULT([Building fsck wrapper])
717 FSCK_PROG='' FSCK_MAN=''
718 AC_MSG_RESULT([Not building fsck wrapper by default])
721 FSCK_PROG=fsck FSCK_MAN=fsck.8
722 AC_MSG_RESULT([Building fsck wrapper by default])
728 dnl See whether to install the `e2initrd-helper' program
730 AC_ARG_ENABLE([e2initrd-helper],
731 AS_HELP_STRING([--enable-e2initrd-helper],[build e2initrd-helper program]),
732 [if test "$enableval" = "no"
734 E2INITRD_PROG='' E2INITRD_MAN=''
735 AC_MSG_RESULT([Not building e2initrd helper])
737 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
738 AC_MSG_RESULT([Building e2initrd helper])
741 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
742 AC_MSG_RESULT([Building e2initrd helper by default])
744 AC_SUBST(E2INITRD_PROG)
745 AC_SUBST(E2INITRD_MAN)
750 AS_HELP_STRING([--disable-tls],[disable use of thread local support]),
751 [if test "$enableval" = "no"
754 AC_MSG_RESULT([Disabling thread local support])
757 AC_MSG_RESULT([Enabling thread local support])
760 if test -n "$WITH_DIET_LIBC"
763 AC_MSG_RESULT([Diet libc does not support thread local support])
766 AC_MSG_RESULT([Try using thread local support by default])
769 if test "$try_tls" = "yes"
776 AC_ARG_WITH([pthread],
777 AS_HELP_STRING([--without-pthread],[disable use of pthread support]),
778 [if test "$withval" = "no"
781 AC_MSG_RESULT([Disabling pthread support])
784 AC_MSG_RESULT([Testing for pthread support])
788 AC_MSG_RESULT([Try testing for pthread support by default])
790 if test "$try_pthread" = "yes"
794 test -n "$PTHREAD_CC" || PTHREAD_CC="$CC"
795 AC_SUBST([PTHREAD_CC])
800 AH_TEMPLATE([USE_UUIDD], [Define to 1 to build uuidd])
801 AC_ARG_ENABLE([uuidd],
802 AS_HELP_STRING([--disable-uuidd],[disable building the uuid daemon]),
803 [if test "$enableval" = "no"
805 AC_MSG_RESULT([Not building uuidd])
808 AC_DEFINE(USE_UUIDD, 1)
810 AC_MSG_RESULT([Building uuidd])
813 AC_DEFINE(USE_UUIDD, 1)
814 if test -z "$UUID_CMT"
817 AC_MSG_RESULT([Building uuidd by default])
820 AC_MSG_RESULT([Disabling uuidd by default])
825 dnl handle --disable-mmp
827 AH_TEMPLATE([CONFIG_MMP], [Define to 1 to enable mmp support])
829 AS_HELP_STRING([--disable-mmp],[disable support mmp, Multi Mount Protection]),
830 if test "$enableval" = "no"
832 AC_MSG_RESULT([Disabling mmp support])
834 AC_MSG_RESULT([Enabling mmp support])
835 AC_DEFINE(CONFIG_MMP, 1)
838 AC_MSG_RESULT([Enabling mmp support by default])
839 AC_DEFINE(CONFIG_MMP, 1)
842 dnl handle --disable-tdb
844 AH_TEMPLATE([CONFIG_TDB], [Define to 1 to enable tdb support])
846 AS_HELP_STRING([--disable-tdb],[disable tdb support]),
847 if test "$enableval" = "no"
849 AC_MSG_RESULT([Disabling tdb support])
851 TDB_MAN_COMMENT='.\"'
853 AC_MSG_RESULT([Enabling tdb support])
854 AC_DEFINE(CONFIG_TDB, 1)
859 AC_MSG_RESULT([Enabling mmp support by default])
860 AC_DEFINE(CONFIG_TDB, 1)
865 AC_SUBST(TDB_MAN_COMMENT)
867 dnl handle --disable-bmap-stats
869 AH_TEMPLATE([ENABLE_BMAP_STATS], [Define to 1 to enable bitmap stats.])
870 AC_ARG_ENABLE([bmap-stats],
871 AS_HELP_STRING([--disable-bmap-stats],[disable collection of bitmap stats]),
872 if test "$enableval" = "no"
874 AC_MSG_RESULT([Disabling bitmap statistics support])
876 AC_MSG_RESULT([Enabling bitmap statistics support])
877 AC_DEFINE(ENABLE_BMAP_STATS, 1)
880 AC_MSG_RESULT([Enabling bitmap statistics support by default])
881 AC_DEFINE(ENABLE_BMAP_STATS, 1)
884 dnl handle --enable-bmap-stats-ops
886 AH_TEMPLATE([ENABLE_BMAP_STATS_OPS], [Define to 1 to enable bitmap stats.])
887 AC_ARG_ENABLE([bmap-stats-ops],
888 AS_HELP_STRING([--enable-bmap-stats-ops],[enable collection of additional bitmap stats]),
889 if test "$enableval" = "no"
891 AC_MSG_RESULT([Disabling additional bitmap statistics])
893 dnl There has to be a better way!
894 AS_IF([test "x${enable_bmap_stats}" = "xno"],
895 AC_MSG_FAILURE([Error --enable-bmap-stats-ops requires bmap-stats]))
897 AC_MSG_RESULT([Enabling additional bitmap statistics])
898 AC_DEFINE(ENABLE_BMAP_STATS_OPS, 1)
901 AC_MSG_RESULT([Disabling additional bitmap statistics by default])
906 MAKEFILE_LIBRARY=$srcdir/lib/Makefile.library
907 AC_SUBST_FILE(MAKEFILE_LIBRARY)
909 dnl Add internationalization support, using gettext.
911 GETTEXT_PACKAGE=e2fsprogs
913 VERSION="$E2FSPROGS_VERSION"
915 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [package name for gettext])
916 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [version for gettext])
917 AC_SUBST(GETTEXT_PACKAGE)
921 AM_GNU_GETTEXT([external])
923 dnl End of configuration options
925 AC_SUBST(BINARY_TYPE)
928 AC_PATH_PROG(LN, ln, ln)
931 dnl @mkdir_p@ is used by po's Makefile.in
936 AC_PATH_PROG(MV, mv, mv)
937 AC_PATH_PROG(CP, cp, cp)
938 AC_PATH_PROG(RM, rm, rm)
939 AC_PATH_PROG(CHMOD, chmod, :)
942 AC_PATH_PROG(SED, sed, sed)
943 AC_PATH_PROG(PERL, perl, perl)
944 AC_PATH_PROG(LDCONFIG, ldconfig, :)
945 AC_CHECK_TOOL(AR, ar, ar)
946 AC_CHECK_TOOL(RANLIB, ranlib, :)
947 AC_CHECK_TOOL(STRIP, strip, :)
948 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
949 if test "_$MAKEINFO" = "_"; then
950 MAKEINFO="echo Makeinfo is missing. Info documentation will not be built."
955 *** Makeinfo is missing. Info documentation will not be built.])
963 # See if we need a separate native compiler.
964 if test $cross_compiling = no; then
968 AC_CHECK_PROGS(BUILD_CC, gcc cc)
970 AC_CHECK_HEADERS(m4_flatten([
1022 dnl Check where to find a dd(1) that supports iflag=fullblock
1023 dnl and oflag=append
1024 AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
1026 for i in dd gdd ; do
1027 if "$i" if=/dev/null of=/dev/null count=1 bs=10k 2>/dev/null iflag=fullblock oflag=append ; then
1032 if test -n "$DD" ; then
1033 AC_MSG_RESULT([$DD])
1035 AC_MSG_RESULT([not found, using dd])
1037 AC_MSG_WARN([No GNU-compatible dd(1) program found, expect some self-test failures.])
1041 AC_CHECK_HEADERS(net/if.h,,,
1043 #if HAVE_SYS_TYPES_H
1044 #include <sys/types.h>
1047 #include <sys/socket.h>
1051 dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
1052 dnl is not declared.
1053 AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT, 1,
1054 [Define to 1 if dirent has d_reclen])],,
1055 [#include <dirent.h>])
1056 AC_CHECK_MEMBERS([struct stat.st_atim])
1057 dnl Check to see if ssize_t was declared
1058 AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T, 1,
1059 [Define to 1 if ssize_t declared])],,
1060 [#include <sys/types.h>])
1062 dnl Check to see if llseek() is declared in unistd.h. On some libc's
1063 dnl it is, and on others it isn't..... Thank you glibc developers....
1065 AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE, 1,
1066 [Define to 1 if llseek declared in unistd.h])],,
1067 [#include <unistd.h>])
1069 dnl Check to see if lseek64() is declared in unistd.h. Glibc's header files
1070 dnl are so convoluted that I can't tell whether it will always be defined,
1071 dnl and if it isn't defined while lseek64 is defined in the library,
1072 dnl disaster will strike.
1074 dnl Warning! Use of --enable-gcc-wall may throw off this test.
1077 AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
1078 [Define to 1 if lseek64 declared in unistd.h])],,
1079 [#define _LARGEFILE_SOURCE
1080 #define _LARGEFILE64_SOURCE
1081 #include <unistd.h>])
1085 AC_CHECK_SIZEOF(short)
1086 AC_CHECK_SIZEOF(int)
1087 AC_CHECK_SIZEOF(long)
1088 AC_CHECK_SIZEOF(long long)
1089 AC_CHECK_SIZEOF(off_t)
1090 AC_CHECK_SIZEOF(time_t)
1091 SIZEOF_SHORT=$ac_cv_sizeof_short
1092 SIZEOF_INT=$ac_cv_sizeof_int
1093 SIZEOF_LONG=$ac_cv_sizeof_long
1094 SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
1095 SIZEOF_OFF_T=$ac_cv_sizeof_off_t
1096 SIZEOF_TIME_T=$ac_cv_sizeof_time_t
1097 AC_SUBST(SIZEOF_SHORT)
1098 AC_SUBST(SIZEOF_INT)
1099 AC_SUBST(SIZEOF_LONG)
1100 AC_SUBST(SIZEOF_LONG_LONG)
1101 AC_SUBST(SIZEOF_OFF_T)
1102 AC_SUBST(SIZEOF_TIME_T)
1104 if test $cross_compiling = no; then
1105 BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1107 CROSS_COMPILE="1" BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1109 ASM_TYPES_HEADER=./asm_types.h
1110 AC_SUBST_FILE(ASM_TYPES_HEADER)
1112 dnl Save the configuration #defines needed for the public ext2fs.h
1115 echo "/* These defines are needed for the public ext2fs.h header file */" \
1117 if grep HAVE_SYS_TYPES_H confdefs.h > tmp_config.$$; then
1118 uniq tmp_config.$$ >> public_config.h
1120 echo "#undef HAVE_SYS_TYPES_H" >> public_config.h
1122 if grep WORDS_BIGENDIAN confdefs.h > tmp_config.$$; then
1123 uniq tmp_config.$$ >> public_config.h
1125 echo "#undef WORDS_BIGENDIAN" >> public_config.h
1128 PUBLIC_CONFIG_HEADER=./public_config.h
1129 AC_SUBST_FILE(PUBLIC_CONFIG_HEADER)
1131 dnl See if we have inttypes.h and if intptr_t is defined
1133 AC_CHECK_HEADERS([inttypes.h])
1134 AC_CHECK_TYPES(intptr_t)
1136 dnl See if struct stat has a st_flags field, in which case we can get file
1137 dnl flags somewhat portably. Also check for the analogous setter, chflags().
1139 AC_MSG_CHECKING(whether struct stat has a st_flags field)
1140 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
1141 AC_TRY_COMPILE([#include <sys/stat.h>],
1142 [struct stat stat; stat.st_flags = 0;],
1143 [e2fsprogs_cv_struct_st_flags=yes],
1144 [e2fsprogs_cv_struct_st_flags=no]))
1145 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
1146 if test "$e2fsprogs_cv_struct_st_flags" = yes; then
1147 AC_MSG_CHECKING(whether st_flags field is useful)
1148 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
1149 AC_TRY_COMPILE([#include <sys/stat.h>],
1150 [struct stat stat; stat.st_flags |= UF_IMMUTABLE;],
1151 [e2fsprogs_cv_struct_st_flags_immut=yes],
1152 [e2fsprogs_cv_struct_st_flags_immut=no]))
1153 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
1154 if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
1155 AC_DEFINE(HAVE_STAT_FLAGS, 1,
1156 [Define to 1 if struct stat has st_flags])
1160 dnl Check for the presence of SA_LEN
1162 AC_CHECK_MEMBER(struct sockaddr.sa_len,
1163 AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,
1164 [Define to 1 if if struct sockaddr contains sa_len]),,
1165 [#include <sys/types.h>
1166 #include <sys/socket.h>])
1168 dnl If we are using the system-provided blkid library, check for
1169 dnl the functions added after migrating that library to util-linux
1171 if test -n "$BLKID_CMT"; then
1172 AC_CHECK_LIB(blkid, blkid_probe_get_topology,
1173 AC_DEFINE(HAVE_BLKID_PROBE_GET_TOPOLOGY, 1,
1174 [Define to 1 if blkid has blkid_probe_get_topology]))
1175 AC_CHECK_LIB(blkid, blkid_topology_get_dax,
1176 AC_DEFINE(HAVE_BLKID_TOPOLOGY_GET_DAX, 1,
1177 [Define to 1 if blkid has blkid_topology_get_dax]))
1178 AC_CHECK_LIB(blkid, blkid_probe_enable_partitions,
1179 AC_DEFINE(HAVE_BLKID_PROBE_ENABLE_PARTITIONS, 1,
1180 [Define to 1 if blkid has blkid_probe_enable_partitions]))
1183 if test -n "$DLOPEN_LIB" ; then
1184 ac_cv_func_dlopen=yes
1186 AC_CHECK_FUNCS(m4_flatten([
1253 dnl Check to see if -lsocket is required (solaris) to make something
1254 dnl that uses socket() to compile; this is needed for the UUID library
1257 AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
1258 AC_SUBST(SOCKET_LIB)
1260 dnl See if libmagic exists
1262 AC_CHECK_LIB(magic, magic_file, [MAGIC_LIB=-lmagic
1263 AC_CHECK_HEADERS([magic.h])])
1264 if test "$ac_cv_func_dlopen" = yes ; then
1265 MAGIC_LIB=$DLOPEN_LIB
1269 dnl Check to see if librt is required for clock_gettime() (glibc < 2.17)
1271 AC_CHECK_LIB(rt, clock_gettime, [CLOCK_GETTIME_LIB=-lrt])
1272 AC_SUBST(CLOCK_GETTIME_LIB)
1274 dnl Check to see if the FUSE library is -lfuse or -losxfuse
1278 dnl osxfuse.dylib supersedes fuselib.dylib
1279 AC_ARG_ENABLE([fuse2fs],
1280 AS_HELP_STRING([--disable-fuse2fs],[do not build fuse2fs]),
1281 if test "$enableval" = "no"
1284 AC_MSG_RESULT([Disabling fuse2fs])
1286 AC_CHECK_HEADERS([pthread.h fuse.h], [],
1287 [AC_MSG_FAILURE([Cannot find fuse2fs headers.])],
1288 [#define _FILE_OFFSET_BITS 64
1289 #define FUSE_USE_VERSION 29])
1292 [AC_LANG_PROGRAM([[#define FUSE_USE_VERSION 29
1294 #include <linux/fs.h>
1295 #include <linux/falloc.h>
1296 #include <linux/xattr.h>
1298 ]], [])], [], [AC_MSG_FAILURE([Cannot find fuse2fs Linux headers.])])
1300 AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1301 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse],
1302 [AC_MSG_FAILURE([Cannot find fuse library.])])])
1303 AC_MSG_RESULT([Enabling fuse2fs])
1306 AC_CHECK_HEADERS([pthread.h fuse.h], [], [FUSE_CMT="#"],
1307 [#define _FILE_OFFSET_BITS 64
1308 #define FUSE_USE_VERSION 29
1310 # include <linux/fs.h>
1311 # include <linux/falloc.h>
1312 # include <linux/xattr.h>
1314 if test -z "$FUSE_CMT"
1316 AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1317 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse], [FUSE_CMT="#"])])
1319 if test -z "$FUSE_CMT"
1321 AC_MSG_RESULT([Enabling fuse2fs by default.])
1327 dnl See if optreset exists
1329 AC_MSG_CHECKING(for optreset)
1330 AC_CACHE_VAL(ac_cv_have_optreset,
1331 [AC_EGREP_HEADER(optreset, unistd.h,
1332 ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
1333 AC_MSG_RESULT($ac_cv_have_optreset)
1334 if test $ac_cv_have_optreset = yes; then
1335 AC_DEFINE(HAVE_OPTRESET, 1, [Define to 1 if optreset for getopt is present])
1338 dnl Test for sem_init, and which library it might require:
1340 AH_TEMPLATE([HAVE_SEM_INIT], [Define to 1 if sem_init() exists])
1342 echo GL_THREADS_API: ${gl_threads_api}
1343 if test "${gl_threads_api}" != none
1345 AC_CHECK_FUNC(sem_init, ,
1346 AC_CHECK_LIB(pthread, sem_init,
1347 AC_DEFINE(HAVE_SEM_INIT, 1)
1348 SEM_INIT_LIB=-lpthread,
1349 AC_CHECK_LIB(rt, sem_init,
1350 AC_DEFINE(HAVE_SEM_INIT, 1)
1352 AC_CHECK_LIB(posix4, sem_init,
1353 AC_DEFINE(HAVE_SEM_INIT, 1)
1354 SEM_INIT_LIB=-lposix4))))dnl
1356 AC_SUBST(SEM_INIT_LIB)
1358 dnl Check for unified diff
1360 AC_MSG_CHECKING(for unified diff option)
1361 if diff -u $0 $0 > /dev/null 2>&1 ; then
1366 AC_MSG_RESULT($UNI_DIFF_OPTS)
1367 AC_SUBST(UNI_DIFF_OPTS)
1369 dnl We use the EXT2 ioctls only under Linux
1373 AC_DEFINE(HAVE_EXT2_IOCTLS, 1, [Define to 1 if Ext2 ioctls present])
1377 dnl Check the available mount options
1379 AX_CHECK_MOUNT_OPT(nosuid)
1380 AX_CHECK_MOUNT_OPT(nodev)
1381 dnl Enable LTO for all packages
1383 AC_ARG_ENABLE([lto],
1384 AS_HELP_STRING([--enable-lto],[enable link time optimization]),,
1386 if test "$enable_lto" = "yes" || test "$enable_lto" = "probe"; then
1387 AC_MSG_CHECKING([if C compiler supports LTO])
1388 OLD_CFLAGS="$CFLAGS"
1389 OLD_LDFLAGS="$LDFLAGS"
1390 LTO_FLAGS="-g -flto -ffat-lto-objects"
1391 CFLAGS="$CFLAGS $LTO_FLAGS"
1392 LDFLAGS="$LDFLAGS $LTO_FLAGS"
1393 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1394 [AC_MSG_RESULT([yes])]
1395 [lto_cflags=$LTO_FLAGS]
1396 [lto_ldflags=$LTO_FLAGS]
1397 [AC_PATH_PROG(gcc_ar, gcc-ar,,)]
1398 [AC_PATH_PROG(gcc_ranlib, gcc-ranlib,,)],
1399 [AC_MSG_RESULT([no])])
1400 if test -x "$gcc_ar" && test -x "$gcc_ranlib"; then
1403 RANLIB="${gcc_ranlib}"
1405 CFLAGS="${OLD_CFLAGS}"
1406 LDFLAGS="${OLD_LDFLAGS}"
1408 AC_SUBST(lto_cflags)
1409 AC_SUBST(lto_ldflags)
1411 if test "$enable_lto" = "yes" && test "$have_lto" != "yes"; then
1412 AC_MSG_ERROR([LTO not supported by compiler.])
1415 dnl Enable UBSAN for all packages
1417 AC_ARG_ENABLE([ubsan],
1418 AS_HELP_STRING([--enable-ubsan],[enable undefined behavior sanitizer]),,
1420 if test "$enable_ubsan" = "yes" || test "$enable_ubsan" = "probe"; then
1421 AC_MSG_CHECKING([if C compiler supports UBSAN])
1422 OLD_CFLAGS="$CFLAGS"
1423 OLD_LDFLAGS="$LDFLAGS"
1424 UBSAN_FLAGS="-fsanitize=undefined"
1425 CFLAGS="$CFLAGS $UBSAN_FLAGS"
1426 LDFLAGS="$LDFLAGS $UBSAN_FLAGS"
1427 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1428 [AC_MSG_RESULT([yes])]
1429 [ubsan_cflags=$UBSAN_FLAGS]
1430 [ubsan_ldflags=$UBSAN_FLAGS]
1432 [AC_MSG_RESULT([no])])
1433 CFLAGS="${OLD_CFLAGS}"
1434 LDFLAGS="${OLD_LDFLAGS}"
1435 AC_SUBST(have_ubsan)
1436 AC_SUBST(ubsan_cflags)
1437 AC_SUBST(ubsan_ldflags)
1439 if test "$enable_ubsan" = "yes" && test "$have_ubsan" != "yes"; then
1440 AC_MSG_ERROR([UBSAN not supported by compiler.])
1443 dnl Enable ADDRSAN for all packages
1445 AC_ARG_ENABLE([addrsan],
1446 AS_HELP_STRING([--enable-addrsan],[enable address sanitizer]),,
1448 if test "$enable_addrsan" = "yes" || test "$enable_addrsan" = "probe"; then
1449 AC_MSG_CHECKING([if C compiler supports ADDRSAN])
1450 OLD_CFLAGS="$CFLAGS"
1451 OLD_LDFLAGS="$LDFLAGS"
1452 ADDRSAN_FLAGS="-fsanitize=address"
1453 CFLAGS="$CFLAGS $ADDRSAN_FLAGS"
1454 LDFLAGS="$LDFLAGS $ADDRSAN_FLAGS"
1455 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1456 [AC_MSG_RESULT([yes])]
1457 [addrsan_cflags=$ADDRSAN_FLAGS]
1458 [addrsan_ldflags=$ADDRSAN_FLAGS]
1460 [AC_MSG_RESULT([no])])
1461 CFLAGS="${OLD_CFLAGS}"
1462 LDFLAGS="${OLD_LDFLAGS}"
1463 AC_SUBST(have_addrsan)
1464 AC_SUBST(addrsan_cflags)
1465 AC_SUBST(addrsan_ldflags)
1467 if test "$enable_addrsan" = "yes" && test "$have_addrsan" != "yes"; then
1468 AC_MSG_ERROR([ADDRSAN not supported by compiler.])
1471 dnl Enable THREADSAN for all packages
1473 AC_ARG_ENABLE([threadsan],
1474 AS_HELP_STRING([--enable-threadsan],[enable thread sanitizer]),,
1475 enable_threadsan=no)
1476 if test "$enable_threadsan" = "yes" || test "$enable_threadsan" = "probe"; then
1477 AC_MSG_CHECKING([if C compiler supports THREADSAN])
1478 OLD_CFLAGS="$CFLAGS"
1479 OLD_LDFLAGS="$LDFLAGS"
1480 THREADSAN_FLAGS="-fsanitize=thread"
1481 CFLAGS="$CFLAGS $THREADSAN_FLAGS"
1482 LDFLAGS="$LDFLAGS $THREADSAN_FLAGS"
1483 AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1484 [AC_MSG_RESULT([yes])]
1485 [threadsan_cflags=$THREADSAN_FLAGS]
1486 [threadsan_ldflags=$THREADSAN_FLAGS]
1487 [have_threadsan=yes],
1488 [AC_MSG_RESULT([no])])
1489 CFLAGS="${OLD_CFLAGS}"
1490 LDFLAGS="${OLD_LDFLAGS}"
1491 AC_SUBST(have_threadsan)
1492 AC_SUBST(threadsan_cflags)
1493 AC_SUBST(threadsan_ldflags)
1495 if test "$enable_threadsan" = "yes" && test "$have_threadsan" != "yes"; then
1496 AC_MSG_ERROR([THREADSAN not supported by compiler.])
1498 if test "$have_threadsan" = "yes" && test "$have_addrsan" = "yes"; then
1499 AC_MSG_WARN([ADDRSAN and THREADSAN are not known to work together.])
1502 dnl OS-specific uncomment control
1517 AC_SUBST(CYGWIN_CMT)
1520 dnl e2scrub only builds on linux
1522 E2SCRUB_CMT="$LINUX_CMT"
1523 AC_SUBST(E2SCRUB_CMT)
1525 dnl Linux and Hurd places root files in the / by default
1528 linux* | gnu* | k*bsd*-gnu)
1529 if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
1531 AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
1536 dnl On Linux/hurd, force the prefix to be /usr
1539 linux* | gnu* | k*bsd*-gnu)
1540 if test "$prefix" = NONE ; then
1542 AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
1543 if test "$mandir" = '${prefix}/man' ; then
1544 AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
1545 mandir=/usr/share/man
1550 if test "$root_prefix" = NONE ; then
1551 if test "$prefix" = NONE ; then
1552 root_prefix="$ac_default_prefix"
1554 root_prefix="$prefix"
1557 root_sbindir=$sbindir
1559 root_sysconfdir=$sysconfdir
1561 root_bindir='${root_prefix}/bin'
1562 root_sbindir='${root_prefix}/sbin'
1563 root_libdir='${root_prefix}/lib'
1564 root_sysconfdir='${root_prefix}/etc'
1566 if test "$bindir" != '${exec_prefix}/bin'; then
1568 AC_MSG_RESULT([Setting root_bindir to $root_bindir])
1570 if test "$sbindir" != '${exec_prefix}/sbin'; then
1571 root_sbindir=$sbindir
1572 AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
1574 if test "$libdir" != '${exec_prefix}/lib'; then
1576 AC_MSG_RESULT([Setting root_libdir to $root_libdir])
1578 if test "$sysconfdir" != '${prefix}/etc'; then
1579 root_sysconfdir=$sysconfdir
1580 AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
1582 AC_SUBST(root_prefix)
1583 AC_SUBST(root_bindir)
1584 AC_SUBST(root_sbindir)
1585 AC_SUBST(root_libdir)
1586 AC_SUBST(root_sysconfdir)
1588 dnl Allow specification of the multiarch arch
1590 AC_ARG_WITH([multiarch],
1591 AS_HELP_STRING([--with-multiarch=ARCH],[specify the multiarch triplet]),
1592 if test "$withval" = "lib64"; then
1596 libdir=$libdir/$withval
1597 root_libdir=$root_libdir/$withval
1602 dnl See if -static works. This could fail if the linker does not
1603 dnl support -static, or if required external libraries are not available
1606 AC_MSG_CHECKING([whether we can link with -static])
1607 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
1608 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
1609 AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
1610 ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
1611 LDFLAGS=$SAVE_LDFLAGS])
1613 dnl Regardless of how the test turns out, Solaris doesn't handle -static
1614 dnl This is caused by the socket library requiring the nsl library, which
1615 dnl requires the -dl library, which only works for dynamically linked
1616 dnl programs. It basically means you can't have statically linked programs
1617 dnl which use the network under Solaris.
1621 ac_cv_e2fsprogs_use_static=no
1624 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
1625 if test $ac_cv_e2fsprogs_use_static = yes; then
1626 LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
1628 AC_SUBST(LDFLAGS_STATIC)
1630 dnl Work around mysterious Darwin / GNU libintl problem
1631 dnl (__asm__ redirection doesn't work for some mysterious reason. Looks like
1632 dnl Apple hacked gcc somehow?)
1636 AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
1637 AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
1638 [Define to 1 if Apple Darwin libintl workaround is needed])
1642 dnl Only try to run the test suite if we're not cross compiling.
1644 if test "$cross_compiling" = yes ; then
1649 AC_SUBST(DO_TEST_SUITE)
1651 dnl Only include the intl include files if we're building with them
1653 INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
1654 if test -n "$CPPFLAGS" ; then
1655 INCLUDES="$INCLUDES $CPPFLAGS"
1657 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
1658 INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
1660 if test -n "$WITH_DIET_LIBC" ; then
1661 INCLUDES="$INCLUDES -D_REENTRANT"
1667 if test $cross_compiling = no; then
1668 BUILD_CFLAGS="$CFLAGS $CPPFLAGS $INCLUDES -DHAVE_CONFIG_H"
1669 BUILD_LDFLAGS="$LDFLAGS"
1671 AC_SUBST(BUILD_CFLAGS)
1672 AC_SUBST(BUILD_LDFLAGS)
1674 dnl Define CFLAGS and LDFLAGS for shared libraries
1676 CFLAGS_SHLIB=${CFLAGS_SHLIB:-$CFLAGS}
1677 CFLAGS_STLIB=${CFLAGS_STLIB:-$CFLAGS}
1678 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
1679 AC_SUBST(CFLAGS_SHLIB)
1680 AC_SUBST(CFLAGS_STLIB)
1681 AC_SUBST(LDFLAGS_SHLIB)
1684 dnl Where do udev rules go?
1686 AC_ARG_WITH([udev_rules_dir],
1687 [AS_HELP_STRING([--with-udev-rules-dir@<:@=DIR@:>@],
1688 [Install udev rules into DIR.])],
1690 [with_udev_rules_dir=yes])
1691 AS_IF([test "x${with_udev_rules_dir}" != "xno"],
1693 AS_IF([test "x${with_udev_rules_dir}" = "xyes"],
1695 PKG_CHECK_MODULES([udev], [udev],
1697 with_udev_rules_dir="$($PKG_CONFIG --variable=udevdir udev)/rules.d"
1699 with_udev_rules_dir=""
1702 AC_MSG_CHECKING([for udev rules dir])
1703 pkg_udev_rules_dir="${with_udev_rules_dir}"
1704 AS_IF([test -n "${pkg_udev_rules_dir}"],
1706 AC_MSG_RESULT(${pkg_udev_rules_dir})
1715 have_udev="disabled"
1718 AC_SUBST(pkg_udev_rules_dir)
1721 dnl Where do cron jobs go?
1723 AC_ARG_WITH([crond_dir],
1724 [AS_HELP_STRING([--with-crond-dir@<:@=DIR@:>@],
1725 [Install system crontabs into DIR.])],
1727 [with_crond_dir=yes])
1728 AS_IF([test "x${with_crond_dir}" != "xno"],
1730 AS_IF([test "x${with_crond_dir}" = "xyes"],
1732 AS_IF([test -d "/etc/cron.d"],
1733 [with_crond_dir="/etc/cron.d"],
1734 [have_crond="no"; with_crond_dir=""])
1736 AC_MSG_CHECKING([for system crontab dir])
1737 crond_dir="${with_crond_dir}"
1738 AS_IF([test -n "${crond_dir}"],
1740 AC_MSG_RESULT(${crond_dir})
1749 have_crond="disabled"
1751 AC_SUBST(have_crond)
1755 dnl Where do systemd services go?
1757 AC_ARG_WITH([systemd_unit_dir],
1758 [AS_HELP_STRING([--with-systemd-unit-dir@<:@=DIR@:>@],
1759 [Install systemd system units into DIR.])],
1761 [with_systemd_unit_dir=yes])
1762 AS_IF([test "x${with_systemd_unit_dir}" != "xno"],
1764 AS_IF([test "x${with_systemd_unit_dir}" = "xyes"],
1766 PKG_CHECK_MODULES([systemd], [systemd],
1768 with_systemd_unit_dir="$($PKG_CONFIG --variable=systemdsystemunitdir systemd)"
1770 with_systemd_unit_dir=""
1772 m4_pattern_allow([^PKG_(MAJOR|MINOR|BUILD|REVISION)$])
1774 AC_MSG_CHECKING([for systemd system unit dir])
1775 systemd_system_unit_dir="${with_systemd_unit_dir}"
1776 AS_IF([test -n "${systemd_system_unit_dir}"],
1778 AC_MSG_RESULT(${systemd_system_unit_dir})
1787 have_systemd="disabled"
1789 AC_SUBST(have_systemd)
1790 AC_SUBST(systemd_system_unit_dir)
1791 dnl Adjust the compiled files if we are on windows vs everywhere else
1795 cigwin*|mingw*|msys*)
1796 OS_IO_FILE=windows_io
1802 AC_SUBST(OS_IO_FILE)
1804 dnl Make our output files, being sure that we create the some miscellaneous
1807 test -d lib || mkdir lib
1808 test -d include || mkdir include
1809 test -d include/linux || mkdir include/linux
1810 test -d include/asm || mkdir include/asm
1811 if test -z "$UUID_CMT" ; then
1812 uuid_out_list="lib/uuid/Makefile lib/uuid/uuid.pc \
1813 lib/uuid/uuid_types.h"
1815 if test -z "$BLKID_CMT" ; then
1816 blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
1817 lib/blkid/blkid_types.h"
1819 for i in MCONFIG Makefile \
1820 util/Makefile util/subst.conf util/gen-tarball util/install-symlink \
1821 lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
1822 lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
1823 $uuid_out_list $blkid_out_list lib/support/Makefile \
1824 lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
1825 misc/Makefile ext2ed/Makefile e2fsck/Makefile \
1826 debugfs/Makefile tests/Makefile tests/progs/Makefile \
1827 resize/Makefile doc/Makefile po/Makefile.in scrub/Makefile; do
1828 if test -d `dirname ${srcdir}/$i` ; then
1829 outlist="$outlist $i"
1833 if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi