e2fsprogs/configure.ac
Jan Kara f4979dd566 mke2fs: Warn if fs block size is incompatible with DAX
If we are creating filesystem on DAX capable device, warn if set block
size is incompatible with DAX to give admin some hint why DAX might not
be available.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
2020-10-01 16:51:46 -04:00

1771 lines
44 KiB
Plaintext

AC_INIT(version.h)
AC_PREREQ(2.54)
AC_CONFIG_AUX_DIR(config)
AC_CONFIG_HEADERS([lib/config.h])
AH_BOTTOM([#include <dirpaths.h>])
MCONFIG=./MCONFIG
AC_SUBST_FILE(MCONFIG)
BINARY_TYPE=bin
dnl
dnl This is to figure out the version number and the date....
dnl
E2FSPROGS_VERSION=`grep E2FSPROGS_VERSION ${srcdir}/version.h \
| awk '{print $3}' | tr \" " " | awk '{print $1}'`
E2FSPROGS_DATE=`grep E2FSPROGS_DATE ${srcdir}/version.h | awk '{print $3}' \
| tr \" " " | awk '{print $1}'`
E2FSPROGS_DAY=$(echo $E2FSPROGS_DATE | awk -F- '{print $1}' | sed -e '/^[[1-9]]$/s/^/0/')
MONTH=`echo $E2FSPROGS_DATE | awk -F- '{print $2}'`
YEAR=`echo $E2FSPROGS_DATE | awk -F- '{print $3}'`
if expr $YEAR ">" 1900 > /dev/null ; then
E2FSPROGS_YEAR=$YEAR
elif expr $YEAR ">" 90 >/dev/null ; then
E2FSPROGS_YEAR=19$YEAR
else
E2FSPROGS_YEAR=20$YEAR
fi
case $MONTH in
Jan) MONTH_NUM=01; E2FSPROGS_MONTH="January" ;;
Feb) MONTH_NUM=02; E2FSPROGS_MONTH="February" ;;
Mar) MONTH_NUM=03; E2FSPROGS_MONTH="March" ;;
Apr) MONTH_NUM=04; E2FSPROGS_MONTH="April" ;;
May) MONTH_NUM=05; E2FSPROGS_MONTH="May" ;;
Jun) MONTH_NUM=06; E2FSPROGS_MONTH="June" ;;
Jul) MONTH_NUM=07; E2FSPROGS_MONTH="July" ;;
Aug) MONTH_NUM=08; E2FSPROGS_MONTH="August" ;;
Sep) MONTH_NUM=09; E2FSPROGS_MONTH="September" ;;
Oct) MONTH_NUM=10; E2FSPROGS_MONTH="October" ;;
Nov) MONTH_NUM=11; E2FSPROGS_MONTH="November" ;;
Dec) MONTH_NUM=12; E2FSPROGS_MONTH="December" ;;
*) AC_MSG_WARN([Unknown month $MONTH??]) ;;
esac
base_ver=`echo $E2FSPROGS_VERSION | \
sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
case $E2FSPROGS_VERSION in
*-WIP|pre-*)
E2FSPROGS_PKGVER="$base_ver~WIP.$date_spec"
;;
*)
E2FSPROGS_PKGVER="$base_ver"
;;
esac
unset DATE MONTH YEAR base_ver pre_vers date_spec
AC_MSG_RESULT([Generating configuration file for e2fsprogs version $E2FSPROGS_VERSION])
AC_MSG_RESULT([Release date is ${E2FSPROGS_MONTH}, ${E2FSPROGS_YEAR}])
AC_SUBST(E2FSPROGS_YEAR)
AC_SUBST(E2FSPROGS_MONTH)
AC_SUBST(E2FSPROGS_DAY)
AC_SUBST(E2FSPROGS_VERSION)
AC_SUBST(E2FSPROGS_PKGVER)
AC_SUBST(E2FSPROGS_DATE)
dnl
dnl Use diet libc
dnl
WITH_DIET_LIBC=
AC_ARG_WITH([diet-libc],
[ --with-diet-libc use diet libc],
CC="diet cc -nostdinc"
WITH_DIET_LIBC=yes
if test -z "$LIBS"
then
LIBS="-lcompat"
else
LIBS="$LIBS -lcompat"
fi
AC_MSG_RESULT(CC=$CC))dnl
dnl
AC_CANONICAL_HOST
dnl
dnl Check to see if libdl exists for the sake of dlopen
dnl
DLOPEN_LIB=''
AC_CHECK_LIB(dl, dlopen,DLOPEN_LIB=-ldl)
AC_SUBST(DLOPEN_LIB)
dnl
AC_ARG_WITH([cc],
AC_HELP_STRING([--with-cc],[no longer supported, use CC= instead]),
AC_MSG_ERROR([--with-cc no longer supported; use CC= instead]))
dnl
AC_ARG_WITH([ccopts],
AC_HELP_STRING([--with-ccopts],[no longer supported, use CFLAGS= instead]),
AC_MSG_ERROR([--with-ccopts no longer supported; use CFLAGS= instead]))
dnl
AC_ARG_WITH([ldopts],
AC_HELP_STRING([--with-ldopts],[no longer supported, use LDFLAGS= instead]),
AC_MSG_ERROR([--with-ldopts no longer supported; use LDFLAGS= instead]))
dnl
AC_PROG_CC
if test "$GCC" = yes; then
RDYNAMIC="-rdynamic"
AC_SUBST(RDYNAMIC)
fi
AC_PROG_CPP
dnl
dnl Alpha computers use fast and imprecise floating point code that may
dnl miss exceptions by default. Force sane options if we're using GCC.
AC_MSG_CHECKING(for additional special compiler flags)
if test "$GCC" = yes
then
case "$host_cpu" in
alpha) addcflags="-mieee" ;;
esac
fi
if test "x$addcflags" != x
then
AC_MSG_RESULT($addcflags)
CFLAGS="$addcflags $CFLAGS"
else
AC_MSG_RESULT([[(none)]])
fi
AC_USE_SYSTEM_EXTENSIONS
dnl
dnl Set default values for library extensions. Will be dealt with after
dnl parsing configuration options, which may modify these
dnl
LIB_EXT=.a
STATIC_LIB_EXT=.a
PROFILED_LIB_EXT=.a
dnl
dnl Allow separate `root_prefix' to be specified
dnl
AC_ARG_WITH([root-prefix],
[ --with-root-prefix=PREFIX override prefix variable for files to be placed in the root],
root_prefix=$withval,
root_prefix=NONE)dnl
dnl
dnl handle --enable-maintainer-mode
dnl
AC_ARG_ENABLE([maintainer-mode],
[ --enable-maintainer-mode enable makefile rules useful for maintainers],
if test "$enableval" = "no"
then
MAINTAINER_CMT=#
AC_MSG_RESULT([Disabling maintainer mode])
else
MAINTAINER_CMT=
AC_MSG_RESULT([Enabling maintainer mode])
fi
,
MAINTAINER_CMT=#
AC_MSG_RESULT([Disabling maintainer mode by default])
)
AC_SUBST(MAINTAINER_CMT)
dnl
dnl handle --enable-symlink-install
dnl
AC_ARG_ENABLE([symlink-install],
[ --enable-symlink-install use symlinks when installing instead of hard links],
if test "$enableval" = "no"
then
LINK_INSTALL_FLAGS=-f
AC_MSG_RESULT([Disabling symlinks for install])
else
LINK_INSTALL_FLAGS=-sf
AC_MSG_RESULT([Enabling symlinks for install])
fi
,
LINK_INSTALL_FLAGS=-f
AC_MSG_RESULT([Disabling symlinks for install by default])
)
AC_SUBST(LINK_INSTALL_FLAGS)
dnl
dnl handle --enable-relative-symlinks
dnl
relative_symlink_defined=
AC_ARG_ENABLE([relative-symlinks],
[ --enable-relative-symlinks use relative symlinks when installing],
if test "$enableval" = "no"
then
SYMLINK_RELATIVE=
relative_symlink_defined=yes
AC_MSG_RESULT([Disabling relative symlinks for install])
else
SYMLINK_RELATIVE=--relative
relative_symlink_defined=yes
AC_MSG_RESULT([Enabling relative symlinks for install])
fi)
AC_ARG_ENABLE([symlink-relative-symlinks],,
if test "$enableval" = "no"
then
SYMLINK_RELATIVE=yes
AC_MSG_RESULT([Disabling relative symlinks for install])
else
SYMLINK_RELATIVE=--relative
AC_MSG_RESULT([Enabling relative symlinks for install])
fi
,
if test -z "$relative_symlink_defined"
then
SYMLINK_RELATIVE=
AC_MSG_RESULT([Disabling relative symlinks for install by default])
fi
)
AC_SUBST(SYMLINK_RELATIVE)
dnl
dnl handle --enable-symlink-build
dnl
AC_ARG_ENABLE([symlink-build],
[ --enable-symlink-build use symlinks while building instead of hard links],
if test "$enableval" = "no"
then
LINK_BUILD_FLAGS=
AC_MSG_RESULT([Disabling symlinks for build])
else
LINK_BUILD_FLAGS=-s
AC_MSG_RESULT([Enabling symlinks for build])
fi
,
LINK_BUILD_FLAGS=
AC_MSG_RESULT([Disabling symlinks for build by default])
)
AC_SUBST(LINK_BUILD_FLAGS)
dnl
dnl handle --enable-verbose-makecmds
dnl
AC_ARG_ENABLE([verbose-makecmds],
[ --enable-verbose-makecmds enable verbose make command output],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling verbose make commands])
E=@echo
ES=echo
Q=@
else
AC_MSG_RESULT([Enabling verbose make commands])
E=@\\#
ES=\\#
Q=
fi
,
AC_MSG_RESULT([Disabling verbose make commands])
E=@echo
ES=echo
Q=@
)
AC_SUBST(E)
AC_SUBST(ES)
AC_SUBST(Q)
dnl
dnl This needs to be before all of the --enable-*-shlibs options
dnl
E2_PKG_CONFIG_STATIC=--static
LDFLAG_DYNAMIC=
PRIVATE_LIBS_CMT=
dnl
dnl handle --enable-elf-shlibs
dnl
AC_ARG_ENABLE([elf-shlibs],
[ --enable-elf-shlibs select ELF shared libraries],
if test "$enableval" = "no"
then
ELF_CMT=#
MAKEFILE_ELF=/dev/null
AC_MSG_RESULT([Disabling ELF shared libraries])
else
E2_PKG_CONFIG_STATIC=
ELF_CMT=
MAKEFILE_ELF=$srcdir/lib/Makefile.elf-lib
[case "$host_os" in
solaris2.*)
MAKEFILE_ELF=$srcdir/lib/Makefile.solaris-lib
;;
esac]
BINARY_TYPE=elfbin
LIB_EXT=.so
PRIVATE_LIBS_CMT=#
LDFLAG_DYNAMIC=['-Wl,-rpath-link,$(top_builddir)/lib']
AC_MSG_RESULT([Enabling ELF shared libraries])
fi
,
MAKEFILE_ELF=/dev/null
ELF_CMT=#
AC_MSG_RESULT([Disabling ELF shared libraries by default])
)
AC_SUBST(ELF_CMT)
AC_SUBST_FILE(MAKEFILE_ELF)
dnl
dnl handle --enable-bsd-shlibs
dnl
AC_ARG_ENABLE([bsd-shlibs],
[ --enable-bsd-shlibs select BSD shared libraries],
if test "$enableval" = "no"
then
BSDLIB_CMT=#
MAKEFILE_BSDLIB=/dev/null
AC_MSG_RESULT([Disabling BSD shared libraries])
else
E2_PKG_CONFIG_STATIC=
BSDLIB_CMT=
MAKEFILE_BSDLIB=$srcdir/lib/Makefile.bsd-lib
LIB_EXT=.so
[case "$host_os" in
darwin*)
MAKEFILE_BSDLIB=$srcdir/lib/Makefile.darwin-lib
LIB_EXT=.dylib
;;
esac]
AC_MSG_RESULT([Enabling BSD shared libraries])
fi
,
MAKEFILE_BSDLIB=/dev/null
BSDLIB_CMT=#
AC_MSG_RESULT([Disabling BSD shared libraries by default])
)
AC_SUBST(BSDLIB_CMT)
AC_SUBST_FILE(MAKEFILE_BSDLIB)
dnl
dnl handle --enable-profile
dnl
AC_ARG_ENABLE([profile],
[ --enable-profile build profiling libraries],
if test "$enableval" = "no"
then
PROFILE_CMT=#
MAKEFILE_PROFILE=/dev/null
AC_MSG_RESULT([Disabling profiling libraries])
else
PROFILE_CMT=
MAKEFILE_PROFILE=$srcdir/lib/Makefile.profile
PROFILED_LIB_EXT=_p.a
AC_MSG_RESULT([Building profiling libraries])
fi
,
PROFILE_CMT=#
MAKEFILE_PROFILE=/dev/null
AC_MSG_RESULT([Disabling profiling libraries by default])
)
AC_SUBST(PROFILE_CMT)
AC_SUBST_FILE(MAKEFILE_PROFILE)
dnl
dnl handle --enable-gcov
dnl
AC_ARG_ENABLE([gcov],
[ --enable-gcov build for coverage testing using gcov],
if test "$enableval" = "yes"
then
CFLAGS="-g -fprofile-arcs -ftest-coverage"
LDFLAGS="-fprofile-arcs -ftest-coverage"
AC_MSG_RESULT([Enabling gcov support])
fi
)
dnl
dnl handle --enable-hardening
dnl
CFLAGS_SHLIB="${CFLAGS_SHLIB:-$CFLAGS}"
CFLAGS_STLIB="${CFLAGS_STLIB:-$CFLAGS}"
LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
LDFLAGS_STATIC=${LDFLAGS_STATIC:-$LDFLAGS}
AC_ARG_ENABLE([hardening],
[ --enable-hardening build for coverage testing using gcov],
if test "$enableval" = "yes"
then
HARDEN_CFLAGS="-D_FORTIFY_SOURCE=2 -fstack-protector-strong"
HARDEN_LDFLAGS=["-Wl,-z,relro -Wl,-z,now"]
CFLAGS="$CFLAGS $HARDEN_CFLAGS -fPIE"
CFLAGS_SHLIB="$CFLAGS_SHLIB $HARDEN_CFLAGS"
CFLAGS_STLIB="$CFLAGS_STLIB $HARDEN_CFLAGS -fPIE"
LDFLAGS="$LDFLAGS $HARDEN_LDFLAGS -fPIE -pie"
LDFLAGS_STATIC="$LDFLAGS_STATIC $HARDEN_LDFLAGS"
LDFLAGS_SHLIB="$LDFLAGS_SHLIB $HARDEN_LDFLAGS"
AC_MSG_RESULT([Enabling hardening support])
fi
)
dnl
dnl Substitute library extensions
dnl
AC_SUBST(LIB_EXT)
AC_SUBST(STATIC_LIB_EXT)
AC_SUBST(PROFILED_LIB_EXT)
AC_SUBST(LDFLAG_DYNAMIC)
AC_SUBST(PRIVATE_LIBS_CMT)
dnl
dnl handle --enable-jbd-debug
dnl
AC_ARG_ENABLE([jbd-debug],
[ --enable-jbd-debug enable journal debugging],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling journal debugging])
else
AC_DEFINE(CONFIG_JBD_DEBUG, 1,
[Define to 1 if debugging ext3/4 journal code])
AC_MSG_RESULT([Enabling journal debugging])
fi
,
AC_MSG_RESULT([Disabling journal debugging by default])
)
dnl
dnl handle --enable-blkid-debug
dnl
AC_ARG_ENABLE([blkid-debug],
[ --enable-blkid-debug enable blkid debugging],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling blkid debugging])
else
AC_DEFINE(CONFIG_BLKID_DEBUG, 1,
[Define to 1 if debugging the blkid library])
AC_MSG_RESULT([Enabling blkid debugging])
fi
,
AC_MSG_RESULT([Disabling blkid debugging by default])
)
dnl
dnl handle --enable-testio-debug
dnl
AC_ARG_ENABLE([testio-debug],
[ --disable-testio-debug disable the use of the test I/O manager for debugging],
AH_TEMPLATE([CONFIG_TESTIO_DEBUG],
[Define to 1 if the testio I/O manager should be enabled])
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling testio debugging])
TEST_IO_CMT="#"
else
TEST_IO_CMT=
AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
AC_MSG_RESULT([Enabling testio debugging])
fi
,
AC_MSG_RESULT([Enabling testio debugging by default])
AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
TEST_IO_CMT=
)
AC_SUBST(TEST_IO_CMT)
dnl
dnl handle --disable-libuuid
dnl
PKG_PROG_PKG_CONFIG
LIBUUID=
DEPLIBUUID=
STATIC_LIBUUID=
DEPSTATIC_LIBUUID=
PROFILED_LIBUUID=
DEPPROFILED_LIBUUID=
UUID_CMT=
AC_ARG_ENABLE([libuuid],
[ --enable-libuuid build and use private uuid library],
if test "$enableval" = "no"
then
if test -z "$PKG_CONFIG"; then
AC_MSG_ERROR([pkg-config not installed; please install it.])
fi
AC_CHECK_LIB(uuid, uuid_generate,
[LIBUUID=`$PKG_CONFIG --libs uuid`;
STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`],
[AC_MSG_ERROR([external uuid library not found])])
PROFILED_LIBUUID=$LIBUUID
UUID_CMT=#
AC_MSG_RESULT([Disabling private uuid library])
else
LIBUUID='$(LIB)/libuuid'$LIB_EXT
DEPLIBUUID=$LIBUUID
STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
DEPSTATIC_LIBUUID=$STATIC_LIBUUID
PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
AC_MSG_RESULT([Enabling private uuid library])
fi
,
if test -n "$PKG_CONFIG"; then
AC_CHECK_LIB(uuid, uuid_generate,
[LIBUUID=`$PKG_CONFIG --libs uuid`;
STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`])
fi
if test -n "$LIBUUID"; then
PROFILED_LIBUUID=$LIBUUID
UUID_CMT=#
AC_MSG_RESULT([Using system uuid by default])
else
LIBUUID='$(LIB)/libuuid'$LIB_EXT
DEPLIBUUID=$LIBUUID
STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
DEPSTATIC_LIBUUID=$STATIC_LIBUUID
PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
AC_MSG_RESULT([Enabling private uuid library by default])
fi
)
AC_SUBST(LIBUUID)
AC_SUBST(DEPLIBUUID)
AC_SUBST(STATIC_LIBUUID)
AC_SUBST(DEPSTATIC_LIBUUID)
AC_SUBST(PROFILED_LIBUUID)
AC_SUBST(DEPPROFILED_LIBUUID)
AC_SUBST(UUID_CMT)
dnl
dnl handle --disable-libblkid
dnl
PKG_PROG_PKG_CONFIG
LIBBLKID=
DEPLIBBLKID=
STATIC_LIBBLKID=
DEPSTATIC_LIBBLKID=
PROFILED_LIBBLKID=
DEPPROFILED_LIBBLKID=
BLKID_CMT=
AH_TEMPLATE([CONFIG_BUILD_FINDFS], [Define to 1 to compile findfs])
AC_ARG_ENABLE([libblkid],
[ --enable-libblkid build and use private blkid library],
if test "$enableval" = "no"
then
if test -z "$PKG_CONFIG"; then
AC_MSG_ERROR([pkg-config not installed; please install it.])
fi
AC_CHECK_LIB(blkid, blkid_get_cache,
[LIBBLKID=`$PKG_CONFIG --libs blkid`;
STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`],
[AC_MSG_ERROR([external blkid library not found])], -luuid)
BLKID_CMT=#
PROFILED_LIBBLKID=$LIBBLKID
AC_MSG_RESULT([Disabling private blkid library])
else
LIBBLKID='$(LIB)/libblkid'$LIB_EXT
DEPLIBBLKID=$LIBBLKID
STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
AC_MSG_RESULT([Enabling private blkid library])
fi
,
if test -n "$PKG_CONFIG"; then
AC_CHECK_LIB(blkid, blkid_get_cache,
[LIBBLKID=`$PKG_CONFIG --libs blkid`;
STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`])
fi
if test -n "$LIBBLKID"; then
BLKID_CMT=#
PROFILED_LIBBLKID=$LIBBLKID
AC_MSG_RESULT([Using system blkid library by default])
else
LIBBLKID='$(LIB)/libblkid'$LIB_EXT
DEPLIBBLKID=$LIBBLKID
STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
AC_MSG_RESULT([Enabling private blkid library by default])
fi
)
AC_SUBST(LIBBLKID)
AC_SUBST(DEPLIBBLKID)
AC_SUBST(STATIC_LIBBLKID)
AC_SUBST(DEPSTATIC_LIBBLKID)
AC_SUBST(PROFILED_LIBBLKID)
AC_SUBST(DEPPROFILED_LIBBLKID)
AC_SUBST(BLKID_CMT)
dnl
dnl handle --enable-subset
dnl
ALL_CMT=
SUBSET_CMT=
AC_ARG_ENABLE([subset],
[ --enable-subset enable subset-only build],
if test "$enableval" = "no"
then
SUBSET_CMT=#
AC_MSG_RESULT([Disabling subset-only build])
else
ALL_CMT=#
AC_MSG_RESULT([Enabling subset-only-build])
fi
,)
AC_SUBST(ALL_CMT)
AC_SUBST(SUBSET_CMT)
dnl
dnl handle --disable-backtrace
dnl
AH_TEMPLATE([DISABLE_BACKTRACE], [Define to 1 to disable use of backtrace])
AC_ARG_ENABLE([backtrace],
[ --disable-backtrace disable use backtrace],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling use of backtrace])
AC_DEFINE(DISABLE_BACKTRACE, 1)
else
AC_MSG_RESULT([Enabling use of backtrace])
fi
,
AC_MSG_RESULT([Enabling use of backtrace by default])
)
dnl
dnl handle --enable-debugfs
dnl
AC_ARG_ENABLE([debugfs],
[ --disable-debugfs disable support of debugfs program],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling debugfs support])
DEBUGFS_CMT="#"
else
DEBUGFS_CMT=
AC_MSG_RESULT([Enabling debugfs support])
fi
,
AC_MSG_RESULT([Enabling debugfs support by default])
DEBUGFS_CMT=
)
AC_SUBST(DEBUGFS_CMT)
dnl
dnl handle --enable-imager
dnl
AC_ARG_ENABLE([imager],
[ --disable-imager disable support of e2image program],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling e2image support])
IMAGER_CMT="#"
else
IMAGER_CMT=
AC_MSG_RESULT([Enabling e2image support])
fi
,
AC_MSG_RESULT([Enabling e2image support by default])
IMAGER_CMT=
)
AC_SUBST(IMAGER_CMT)
dnl
dnl handle --enable-resizer
dnl
AC_ARG_ENABLE([resizer],
[ --disable-resizer disable support of e2resize program],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling e2resize support])
RESIZER_CMT="#"
else
RESIZER_CMT=
AC_MSG_RESULT([Enabling e2resize support])
fi
,
AC_MSG_RESULT([Enabling e2resize support by default])
RESIZER_CMT=
)
AC_SUBST(RESIZER_CMT)
dnl
dnl handle --enable-defrag
dnl
AC_ARG_ENABLE([defrag],
[ --disable-defrag disable support of e4defrag program],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling e4defrag support])
DEFRAG_CMT="#"
else
DEFRAG_CMT=
AC_MSG_RESULT([Enabling e4defrag support])
fi
,
if test -z "$WITH_DIET_LIBC"
then
AC_MSG_RESULT([Enabling e4defrag support by default])
DEFRAG_CMT=
else
AC_MSG_RESULT([Disabling e4defrag support by default])
DEFRAG_CMT="#"
fi
)
AC_SUBST(DEFRAG_CMT)
dnl
dnl See whether to install the `fsck' wrapper program (that calls e2fsck)
dnl
AC_ARG_ENABLE([fsck],
[ --enable-fsck build fsck wrapper program],
[if test "$enableval" = "no"
then
FSCK_PROG='' FSCK_MAN=''
AC_MSG_RESULT([Not building fsck wrapper])
else
FSCK_PROG=fsck FSCK_MAN=fsck.8
AC_MSG_RESULT([Building fsck wrapper])
fi]
,
[case "$host_os" in
gnu*)
FSCK_PROG='' FSCK_MAN=''
AC_MSG_RESULT([Not building fsck wrapper by default])
;;
*)
FSCK_PROG=fsck FSCK_MAN=fsck.8
AC_MSG_RESULT([Building fsck wrapper by default])
esac]
)
AC_SUBST(FSCK_PROG)
AC_SUBST(FSCK_MAN)
dnl
dnl See whether to install the `e2initrd-helper' program
dnl
AC_ARG_ENABLE([e2initrd-helper],
[ --enable-e2initrd-helper build e2initrd-helper program],
[if test "$enableval" = "no"
then
E2INITRD_PROG='' E2INITRD_MAN=''
AC_MSG_RESULT([Not building e2initrd helper])
else
E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
AC_MSG_RESULT([Building e2initrd helper])
fi]
,
E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
AC_MSG_RESULT([Building e2initrd helper by default])
)
AC_SUBST(E2INITRD_PROG)
AC_SUBST(E2INITRD_MAN)
dnl
dnl
dnl
AC_ARG_ENABLE([tls],
[ --disable-tls disable use of thread local support],
[if test "$enableval" = "no"
then
try_tls=""
AC_MSG_RESULT([Disabling thread local support])
else
try_tls="yes"
AC_MSG_RESULT([Enabling thread local support])
fi]
,
if test -n "$WITH_DIET_LIBC"
then
try_tls=""
AC_MSG_RESULT([Diet libc does not support thread local support])
else
try_tls="yes"
AC_MSG_RESULT([Try using thread local support by default])
fi
)
if test "$try_tls" = "yes"
then
AX_TLS
fi
dnl
dnl
dnl
AH_TEMPLATE([USE_UUIDD], [Define to 1 to build uuidd])
AC_ARG_ENABLE([uuidd],
[ --disable-uuidd disable building the uuid daemon],
[if test "$enableval" = "no"
then
AC_MSG_RESULT([Not building uuidd])
UUIDD_CMT="#"
else
AC_DEFINE(USE_UUIDD, 1)
UUIDD_CMT=""
AC_MSG_RESULT([Building uuidd])
fi]
,
AC_DEFINE(USE_UUIDD, 1)
if test -z "$UUID_CMT"
then
UUIDD_CMT=""
AC_MSG_RESULT([Building uuidd by default])
else
UUIDD_CMT="#"
AC_MSG_RESULT([Disabling uuidd by default])
fi
)
AC_SUBST(UUIDD_CMT)
dnl
dnl handle --disable-mmp
dnl
AH_TEMPLATE([CONFIG_MMP], [Define to 1 to enable mmp support])
AC_ARG_ENABLE([mmp],
[ --disable-mmp disable support mmp, Multi Mount Protection],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling mmp support])
else
AC_MSG_RESULT([Enabling mmp support])
AC_DEFINE(CONFIG_MMP, 1)
fi
,
AC_MSG_RESULT([Enabling mmp support by default])
AC_DEFINE(CONFIG_MMP, 1)
)
dnl
dnl handle --disable-tdb
dnl
AH_TEMPLATE([CONFIG_TDB], [Define to 1 to enable tdb support])
AC_ARG_ENABLE([tdb],
[ --disable-tdb disable tdb support],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling tdb support])
TDB_CMT="#"
TDB_MAN_COMMENT='.\"'
else
AC_MSG_RESULT([Enabling tdb support])
AC_DEFINE(CONFIG_TDB, 1)
TDB_CMT=""
TDB_MAN_COMMENT=""
fi
,
AC_MSG_RESULT([Enabling mmp support by default])
AC_DEFINE(CONFIG_TDB, 1)
TDB_CMT=""
TDB_MAN_COMMENT=""
)
AC_SUBST(TDB_CMT)
AC_SUBST(TDB_MAN_COMMENT)
dnl
dnl handle --disable-bmap-stats
dnl
AH_TEMPLATE([ENABLE_BMAP_STATS], [Define to 1 to enable bitmap stats.])
AC_ARG_ENABLE([bmap-stats],
[ --disable-bmap-stats disable collection of bitmap stats.],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling bitmap statistics support])
else
AC_MSG_RESULT([Enabling bitmap statistics support])
AC_DEFINE(ENABLE_BMAP_STATS, 1)
fi
,
AC_MSG_RESULT([Enabling bitmap statistics support by default])
AC_DEFINE(ENABLE_BMAP_STATS, 1)
)
dnl
dnl handle --enable-bmap-stats-ops
dnl
AH_TEMPLATE([ENABLE_BMAP_STATS_OPS], [Define to 1 to enable bitmap stats.])
AC_ARG_ENABLE([bmap-stats-ops],
[ --enable-bmap-stats-ops enable collection of additional bitmap stats],
if test "$enableval" = "no"
then
AC_MSG_RESULT([Disabling additional bitmap statistics])
else
dnl There has to be a better way!
AS_IF([test "x${enable_bmap_stats}" = "xno"],
AC_MSG_FAILURE([Error --enable-bmap-stats-ops requires bmap-stats]))
AC_MSG_RESULT([Enabling additional bitmap statistics])
AC_DEFINE(ENABLE_BMAP_STATS_OPS, 1)
fi
,
AC_MSG_RESULT([Disabling additional bitmap statistics by default])
)
dnl
dnl
dnl
MAKEFILE_LIBRARY=$srcdir/lib/Makefile.library
AC_SUBST_FILE(MAKEFILE_LIBRARY)
dnl
dnl Add internationalization support, using gettext.
dnl
GETTEXT_PACKAGE=e2fsprogs
PACKAGE=e2fsprogs
VERSION="$E2FSPROGS_VERSION"
VERSION=0.14.1
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [package name for gettext])
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [version for gettext])
AC_SUBST(GETTEXT_PACKAGE)
AC_SUBST(PACKAGE)
AC_SUBST(VERSION)
AM_GNU_GETTEXT
dnl
dnl End of configuration options
dnl
AC_SUBST(BINARY_TYPE)
AC_PROG_MAKE_SET
CHECK_GNU_MAKE
AC_PATH_PROG(LN, ln, ln)
AC_PROG_MKDIR_P
AC_PROG_LN_S
AC_PATH_PROG(MV, mv, mv)
AC_PATH_PROG(CP, cp, cp)
AC_PATH_PROG(RM, rm, rm)
AC_PATH_PROG(CHMOD, chmod, :)
AC_PROG_AWK
AC_PROG_EGREP
AC_PATH_PROG(SED, sed, sed)
AC_PATH_PROG(PERL, perl, perl)
AC_PATH_PROG(LDCONFIG, ldconfig, :)
AC_CHECK_TOOL(AR, ar, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(STRIP, strip, :)
AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
if test "_$MAKEINFO" = "_"; then
MAKEINFO="echo Makeinfo is missing. Info documentation will not be built."
else
case "$MAKEINFO" in
*/missing.*)
AC_MSG_WARN([
*** Makeinfo is missing. Info documentation will not be built.])
;;
*)
;;
esac
fi
AC_SUBST(MAKEINFO)
AC_PROG_INSTALL
# See if we need a separate native compiler.
if test $cross_compiling = no; then
BUILD_CC="$CC"
AC_SUBST(BUILD_CC)
else
AC_CHECK_PROGS(BUILD_CC, gcc cc)
fi
AC_CHECK_HEADERS(m4_flatten([
dirent.h
errno.h
execinfo.h
getopt.h
malloc.h
mntent.h
paths.h
semaphore.h
setjmp.h
signal.h
stdarg.h
stdint.h
stdlib.h
termios.h
termio.h
unistd.h
utime.h
attr/xattr.h
linux/falloc.h
linux/fd.h
linux/fsmap.h
linux/major.h
linux/loop.h
linux/types.h
net/if_dl.h
netinet/in.h
sys/acl.h
sys/disklabel.h
sys/disk.h
sys/file.h
sys/ioctl.h
sys/key.h
sys/mkdev.h
sys/mman.h
sys/mount.h
sys/prctl.h
sys/resource.h
sys/select.h
sys/socket.h
sys/sockio.h
sys/stat.h
sys/syscall.h
sys/sysctl.h
sys/sysmacros.h
sys/time.h
sys/types.h
sys/un.h
sys/wait.h
sys/xattr.h
]))
dnl Check where to find a dd(1) that supports iflag=fullblock
dnl and oflag=append
AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
DD=
for i in dd gdd ; do
if "$i" if=/dev/null of=/dev/null count=1 bs=10k 2>/dev/null iflag=fullblock oflag=append ; then
DD=$i
break
fi
done
if test -n "$DD" ; then
AC_MSG_RESULT([$DD])
else
AC_MSG_RESULT([not found, using dd])
DD=dd
AC_MSG_WARN([No GNU-compatible dd(1) program found, expect some self-test failures.])
fi
AC_SUBST([DD])
AC_CHECK_HEADERS(net/if.h,,,
[[
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_SYS_SOCKET
#include <sys/socket.h>
#endif
]])
AC_FUNC_VPRINTF
dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
dnl is not declared.
AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT, 1,
[Define to 1 if dirent has d_reclen])],,
[#include <dirent.h>])
AC_CHECK_MEMBERS([struct stat.st_atim])
dnl Check to see if ssize_t was declared
AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T, 1,
[Define to 1 if ssize_t declared])],,
[#include <sys/types.h>])
dnl
dnl Check to see if llseek() is declared in unistd.h. On some libc's
dnl it is, and on others it isn't..... Thank you glibc developers....
dnl
AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE, 1,
[Define to 1 if llseek declared in unistd.h])],,
[#include <unistd.h>])
dnl
dnl Check to see if lseek64() is declared in unistd.h. Glibc's header files
dnl are so convoluted that I can't tell whether it will always be defined,
dnl and if it isn't defined while lseek64 is defined in the library,
dnl disaster will strike.
dnl
dnl Warning! Use of --enable-gcc-wall may throw off this test.
dnl
dnl
AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
[Define to 1 if lseek64 declared in unistd.h])],,
[#define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE
#include <unistd.h>])
dnl
dnl Word sizes...
dnl
AC_CHECK_SIZEOF(short)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(long long)
AC_CHECK_SIZEOF(off_t)
AC_CHECK_SIZEOF(time_t)
SIZEOF_SHORT=$ac_cv_sizeof_short
SIZEOF_INT=$ac_cv_sizeof_int
SIZEOF_LONG=$ac_cv_sizeof_long
SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
SIZEOF_OFF_T=$ac_cv_sizeof_off_t
SIZEOF_TIME_T=$ac_cv_sizeof_time_t
AC_SUBST(SIZEOF_SHORT)
AC_SUBST(SIZEOF_INT)
AC_SUBST(SIZEOF_LONG)
AC_SUBST(SIZEOF_LONG_LONG)
AC_SUBST(SIZEOF_OFF_T)
AC_SUBST(SIZEOF_TIME_T)
AC_C_BIGENDIAN
if test $cross_compiling = no; then
BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
else
CROSS_COMPILE="1" BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
fi
ASM_TYPES_HEADER=./asm_types.h
AC_SUBST_FILE(ASM_TYPES_HEADER)
dnl
dnl Save the configuration #defines needed for the public ext2fs.h
dnl header file
dnl
echo "/* These defines are needed for the public ext2fs.h header file */" \
> public_config.h
if grep HAVE_SYS_TYPES_H confdefs.h > tmp_config.$$; then
uniq tmp_config.$$ >> public_config.h
else
echo "#undef HAVE_SYS_TYPES_H" >> public_config.h
fi
if grep WORDS_BIGENDIAN confdefs.h > tmp_config.$$; then
uniq tmp_config.$$ >> public_config.h
else
echo "#undef WORDS_BIGENDIAN" >> public_config.h
fi
rm -f tmp_config.$$
PUBLIC_CONFIG_HEADER=./public_config.h
AC_SUBST_FILE(PUBLIC_CONFIG_HEADER)
dnl
dnl See if we have inttypes.h and if intptr_t is defined
dnl
AC_CHECK_HEADERS([inttypes.h])
AC_CHECK_TYPES(intptr_t)
dnl
dnl See if struct stat has a st_flags field, in which case we can get file
dnl flags somewhat portably. Also check for the analogous setter, chflags().
dnl
AC_MSG_CHECKING(whether struct stat has a st_flags field)
AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
AC_TRY_COMPILE([#include <sys/stat.h>],
[struct stat stat; stat.st_flags = 0;],
[e2fsprogs_cv_struct_st_flags=yes],
[e2fsprogs_cv_struct_st_flags=no]))
AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
if test "$e2fsprogs_cv_struct_st_flags" = yes; then
AC_MSG_CHECKING(whether st_flags field is useful)
AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
AC_TRY_COMPILE([#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]))
AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
AC_DEFINE(HAVE_STAT_FLAGS, 1,
[Define to 1 if struct stat has st_flags])
fi
fi
dnl
dnl Check for the presence of SA_LEN
dnl
AC_CHECK_MEMBER(struct sockaddr.sa_len,
AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,
[Define to 1 if if struct sockaddr contains sa_len]),,
[#include <sys/types.h>
#include <sys/socket.h>])
dnl
dnl If we are using the system-provided blkid library, check for
dnl the functions added after migrating that library to util-linux
dnl
if test -n "$BLKID_CMT"; then
AC_CHECK_LIB(blkid, blkid_probe_get_topology,
AC_DEFINE(HAVE_BLKID_PROBE_GET_TOPOLOGY, 1,
[Define to 1 if blkid has blkid_probe_get_topology]))
AC_CHECK_LIB(blkid, blkid_topology_get_dax,
AC_DEFINE(HAVE_BLKID_TOPOLOGY_GET_DAX, 1,
[Define to 1 if blkid has blkid_topology_get_dax]))
AC_CHECK_LIB(blkid, blkid_probe_enable_partitions,
AC_DEFINE(HAVE_BLKID_PROBE_ENABLE_PARTITIONS, 1,
[Define to 1 if blkid has blkid_probe_enable_partitions]))
fi
dnl
if test -n "$DLOPEN_LIB" ; then
ac_cv_func_dlopen=yes
fi
AC_CHECK_FUNCS(m4_flatten([
__secure_getenv
add_key
backtrace
chflags
dlopen
fadvise64
fallocate
fallocate64
fchown
fcntl
fdatasync
fstat64
fsync
ftruncate64
futimes
getcwd
getdtablesize
gethostname
getmntinfo
getpwuid_r
getrlimit
getrusage
jrand48
keyctl
llistxattr
llseek
lseek64
mallinfo
mbstowcs
memalign
mempcpy
mmap
msync
nanosleep
open64
pathconf
posix_fadvise
posix_fadvise64
posix_memalign
prctl
pread
pwrite
pread64
pwrite64
secure_getenv
setmntent
setresgid
setresuid
snprintf
srandom
stpcpy
strcasecmp
strdup
strnlen
strptime
strtoull
sync_file_range
sysconf
usleep
utime
utimes
valloc
]))
dnl
dnl Check to see if -lsocket is required (solaris) to make something
dnl that uses socket() to compile; this is needed for the UUID library
dnl
SOCKET_LIB=''
AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
AC_SUBST(SOCKET_LIB)
dnl
dnl See if libmagic exists
dnl
AC_CHECK_LIB(magic, magic_file, [MAGIC_LIB=-lmagic
AC_CHECK_HEADERS([magic.h])])
if test "$ac_cv_func_dlopen" = yes ; then
MAGIC_LIB=$DLOPEN_LIB
fi
AC_SUBST(MAGIC_LIB)
dnl
dnl Check to see if librt is required for clock_gettime() (glibc < 2.17)
dnl
AC_CHECK_LIB(rt, clock_gettime, [CLOCK_GETTIME_LIB=-lrt])
AC_SUBST(CLOCK_GETTIME_LIB)
dnl
dnl Check to see if the FUSE library is -lfuse or -losxfuse
dnl
FUSE_CMT=
FUSE_LIB=
dnl osxfuse.dylib supersedes fuselib.dylib
AC_ARG_ENABLE([fuse2fs],
[ --disable-fuse2fs do not build fuse2fs],
if test "$enableval" = "no"
then
FUSE_CMT="#"
AC_MSG_RESULT([Disabling fuse2fs])
else
AC_CHECK_HEADERS([pthread.h fuse.h], [],
[AC_MSG_FAILURE([Cannot find fuse2fs headers.])],
[#define _FILE_OFFSET_BITS 64
#define FUSE_USE_VERSION 29])
AC_PREPROC_IFELSE(
[AC_LANG_PROGRAM([[#define FUSE_USE_VERSION 29
#ifdef __linux__
#include <linux/fs.h>
#include <linux/falloc.h>
#include <linux/xattr.h>
#endif
]], [])], [], [AC_MSG_FAILURE([Cannot find fuse2fs Linux headers.])])
AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
[AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse],
[AC_MSG_FAILURE([Cannot find fuse library.])])])
AC_MSG_RESULT([Enabling fuse2fs])
fi
,
AC_CHECK_HEADERS([pthread.h fuse.h], [], [FUSE_CMT="#"],
[#define _FILE_OFFSET_BITS 64
#define FUSE_USE_VERSION 29
#ifdef __linux__
# include <linux/fs.h>
# include <linux/falloc.h>
# include <linux/xattr.h>
#endif])
if test -z "$FUSE_CMT"
then
AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
[AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse], [FUSE_CMT="#"])])
fi
if test -z "$FUSE_CMT"
then
AC_MSG_RESULT([Enabling fuse2fs by default.])
fi
)
AC_SUBST(FUSE_LIB)
AC_SUBST(FUSE_CMT)
dnl
dnl See if optreset exists
dnl
AC_MSG_CHECKING(for optreset)
AC_CACHE_VAL(ac_cv_have_optreset,
[AC_EGREP_HEADER(optreset, unistd.h,
ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
AC_MSG_RESULT($ac_cv_have_optreset)
if test $ac_cv_have_optreset = yes; then
AC_DEFINE(HAVE_OPTRESET, 1, [Define to 1 if optreset for getopt is present])
fi
dnl
dnl Test for sem_init, and which library it might require:
dnl
AH_TEMPLATE([HAVE_SEM_INIT], [Define to 1 if sem_init() exists])
SEM_INIT_LIB=''
echo GL_THREADS_API: ${gl_threads_api}
if test "${gl_threads_api}" != none
then
AC_CHECK_FUNC(sem_init, ,
AC_CHECK_LIB(pthread, sem_init,
AC_DEFINE(HAVE_SEM_INIT, 1)
SEM_INIT_LIB=-lpthread,
AC_CHECK_LIB(rt, sem_init,
AC_DEFINE(HAVE_SEM_INIT, 1)
SEM_INIT_LIB=-lrt,
AC_CHECK_LIB(posix4, sem_init,
AC_DEFINE(HAVE_SEM_INIT, 1)
SEM_INIT_LIB=-lposix4))))dnl
fi
AC_SUBST(SEM_INIT_LIB)
dnl
dnl Check for unified diff
dnl
AC_MSG_CHECKING(for unified diff option)
if diff -u $0 $0 > /dev/null 2>&1 ; then
UNI_DIFF_OPTS=-u
else
UNI_DIFF_OPTS=-c
fi
AC_MSG_RESULT($UNI_DIFF_OPTS)
AC_SUBST(UNI_DIFF_OPTS)
dnl
dnl We use the EXT2 ioctls only under Linux
dnl
case "$host_os" in
linux*)
AC_DEFINE(HAVE_EXT2_IOCTLS, 1, [Define to 1 if Ext2 ioctls present])
;;
esac
dnl
dnl Check the available mount options
dnl
AX_CHECK_MOUNT_OPT(nosuid)
AX_CHECK_MOUNT_OPT(nodev)
dnl Enable LTO for all packages
dnl
AC_ARG_ENABLE([lto],
[ --enable-lto enable link time optimization],,
enable_lto=no)
if test "$enable_lto" = "yes" || test "$enable_lto" = "probe"; then
AC_MSG_CHECKING([if C compiler supports LTO])
OLD_CFLAGS="$CFLAGS"
OLD_LDFLAGS="$LDFLAGS"
LTO_FLAGS="-g -flto -ffat-lto-objects"
CFLAGS="$CFLAGS $LTO_FLAGS"
LDFLAGS="$LDFLAGS $LTO_FLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
[AC_MSG_RESULT([yes])]
[lto_cflags=$LTO_FLAGS]
[lto_ldflags=$LTO_FLAGS]
[AC_PATH_PROG(gcc_ar, gcc-ar,,)]
[AC_PATH_PROG(gcc_ranlib, gcc-ranlib,,)],
[AC_MSG_RESULT([no])])
if test -x "$gcc_ar" && test -x "$gcc_ranlib"; then
have_lto=yes
AR="${gcc_ar}"
RANLIB="${gcc_ranlib}"
fi
CFLAGS="${OLD_CFLAGS}"
LDFLAGS="${OLD_LDFLAGS}"
AC_SUBST(have_lto)
AC_SUBST(lto_cflags)
AC_SUBST(lto_ldflags)
fi
if test "$enable_lto" = "yes" && test "$have_lto" != "yes"; then
AC_MSG_ERROR([LTO not supported by compiler.])
fi
dnl
dnl Enable UBSAN for all packages
dnl
AC_ARG_ENABLE([ubsan],
[ --enable-ubsan enable undefined behavior sanitizer],,
enable_ubsan=no)
if test "$enable_ubsan" = "yes" || test "$enable_ubsan" = "probe"; then
AC_MSG_CHECKING([if C compiler supports UBSAN])
OLD_CFLAGS="$CFLAGS"
OLD_LDFLAGS="$LDFLAGS"
UBSAN_FLAGS="-fsanitize=undefined"
CFLAGS="$CFLAGS $UBSAN_FLAGS"
LDFLAGS="$LDFLAGS $UBSAN_FLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
[AC_MSG_RESULT([yes])]
[ubsan_cflags=$UBSAN_FLAGS]
[ubsan_ldflags=$UBSAN_FLAGS]
[have_ubsan=yes],
[AC_MSG_RESULT([no])])
CFLAGS="${OLD_CFLAGS}"
LDFLAGS="${OLD_LDFLAGS}"
AC_SUBST(have_ubsan)
AC_SUBST(ubsan_cflags)
AC_SUBST(ubsan_ldflags)
fi
if test "$enable_ubsan" = "yes" && test "$have_ubsan" != "yes"; then
AC_MSG_ERROR([UBSAN not supported by compiler.])
fi
dnl
dnl Enable ADDRSAN for all packages
dnl
AC_ARG_ENABLE([addrsan],
[ --enable-addrsan enable address sanitizer],,
enable_addrsan=no)
if test "$enable_addrsan" = "yes" || test "$enable_addrsan" = "probe"; then
AC_MSG_CHECKING([if C compiler supports ADDRSAN])
OLD_CFLAGS="$CFLAGS"
OLD_LDFLAGS="$LDFLAGS"
ADDRSAN_FLAGS="-fsanitize=address"
CFLAGS="$CFLAGS $ADDRSAN_FLAGS"
LDFLAGS="$LDFLAGS $ADDRSAN_FLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
[AC_MSG_RESULT([yes])]
[addrsan_cflags=$ADDRSAN_FLAGS]
[addrsan_ldflags=$ADDRSAN_FLAGS]
[have_addrsan=yes],
[AC_MSG_RESULT([no])])
CFLAGS="${OLD_CFLAGS}"
LDFLAGS="${OLD_LDFLAGS}"
AC_SUBST(have_addrsan)
AC_SUBST(addrsan_cflags)
AC_SUBST(addrsan_ldflags)
fi
if test "$enable_addrsan" = "yes" && test "$have_addrsan" != "yes"; then
AC_MSG_ERROR([ADDRSAN not supported by compiler.])
fi
dnl
dnl Enable THREADSAN for all packages
dnl
AC_ARG_ENABLE([threadsan],
[ --enable-threadsan enable thread sanitizer],,
enable_threadsan=no)
if test "$enable_threadsan" = "yes" || test "$enable_threadsan" = "probe"; then
AC_MSG_CHECKING([if C compiler supports THREADSAN])
OLD_CFLAGS="$CFLAGS"
OLD_LDFLAGS="$LDFLAGS"
THREADSAN_FLAGS="-fsanitize=thread"
CFLAGS="$CFLAGS $THREADSAN_FLAGS"
LDFLAGS="$LDFLAGS $THREADSAN_FLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
[AC_MSG_RESULT([yes])]
[threadsan_cflags=$THREADSAN_FLAGS]
[threadsan_ldflags=$THREADSAN_FLAGS]
[have_threadsan=yes],
[AC_MSG_RESULT([no])])
CFLAGS="${OLD_CFLAGS}"
LDFLAGS="${OLD_LDFLAGS}"
AC_SUBST(have_threadsan)
AC_SUBST(threadsan_cflags)
AC_SUBST(threadsan_ldflags)
fi
if test "$enable_threadsan" = "yes" && test "$have_threadsan" != "yes"; then
AC_MSG_ERROR([THREADSAN not supported by compiler.])
fi
if test "$have_threadsan" = "yes" && test "$have_addrsan" = "yes"; then
AC_MSG_WARN([ADDRSAN and THREADSAN are not known to work together.])
fi
dnl
dnl OS-specific uncomment control
dnl
LINUX_CMT="#"
CYGWIN_CMT="#"
UNIX_CMT=
case "$host_os" in
linux*)
LINUX_CMT=
;;
cygwin)
CYGWIN_CMT=
UNIX_CMT="#"
;;
esac
AC_SUBST(LINUX_CMT)
AC_SUBST(CYGWIN_CMT)
AC_SUBST(UNIX_CMT)
dnl
dnl e2scrub only builds on linux
dnl
E2SCRUB_CMT="$LINUX_CMT"
AC_SUBST(E2SCRUB_CMT)
dnl
dnl Linux and Hurd places root files in the / by default
dnl
case "$host_os" in
linux* | gnu* | k*bsd*-gnu)
if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
root_prefix="";
AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
fi
;;
esac
dnl
dnl On Linux/hurd, force the prefix to be /usr
dnl
case "$host_os" in
linux* | gnu* | k*bsd*-gnu)
if test "$prefix" = NONE ; then
prefix="/usr";
AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
if test "$mandir" = '${prefix}/man' ; then
AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
mandir=/usr/share/man
fi
fi
;;
esac
if test "$root_prefix" = NONE ; then
if test "$prefix" = NONE ; then
root_prefix="$ac_default_prefix"
else
root_prefix="$prefix"
fi
root_bindir=$bindir
root_sbindir=$sbindir
root_libdir=$libdir
root_sysconfdir=$sysconfdir
else
root_bindir='${root_prefix}/bin'
root_sbindir='${root_prefix}/sbin'
root_libdir='${root_prefix}/lib'
root_sysconfdir='${root_prefix}/etc'
fi
if test "$bindir" != '${exec_prefix}/bin'; then
root_bindir=$bindir
AC_MSG_RESULT([Setting root_bindir to $root_bindir])
fi
if test "$sbindir" != '${exec_prefix}/sbin'; then
root_sbindir=$sbindir
AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
fi
if test "$libdir" != '${exec_prefix}/lib'; then
root_libdir=$libdir
AC_MSG_RESULT([Setting root_libdir to $root_libdir])
fi
if test "$sysconfdir" != '${prefix}/etc'; then
root_sysconfdir=$sysconfdir
AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
fi
AC_SUBST(root_prefix)
AC_SUBST(root_bindir)
AC_SUBST(root_sbindir)
AC_SUBST(root_libdir)
AC_SUBST(root_sysconfdir)
dnl
dnl Allow specification of the multiarch arch
dnl
AC_ARG_WITH([multiarch],
[ --with-multiarch=ARCH specify the multiarch triplet],
if test "$withval" = "lib64"; then
libdir=/usr/lib64
root_libdir=/lib64
else
libdir=$libdir/$withval
root_libdir=$root_libdir/$withval
fi
)
dnl
dnl
dnl See if -static works. This could fail if the linker does not
dnl support -static, or if required external libraries are not available
dnl in static form.
dnl
AC_MSG_CHECKING([whether we can link with -static])
AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
[SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
LDFLAGS=$SAVE_LDFLAGS])
dnl
dnl Regardless of how the test turns out, Solaris doesn't handle -static
dnl This is caused by the socket library requiring the nsl library, which
dnl requires the -dl library, which only works for dynamically linked
dnl programs. It basically means you can't have statically linked programs
dnl which use the network under Solaris.
dnl
case "$host_os" in
solaris2.*)
ac_cv_e2fsprogs_use_static=no
;;
esac
AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
if test $ac_cv_e2fsprogs_use_static = yes; then
LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
fi
AC_SUBST(LDFLAGS_STATIC)
dnl
dnl Work around mysterious Darwin / GNU libintl problem
dnl (__asm__ redirection doesn't work for some mysterious reason. Looks like
dnl Apple hacked gcc somehow?)
dnl
case "$host_os" in
darwin*)
AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
[Define to 1 if Apple Darwin libintl workaround is needed])
;;
esac
dnl
dnl Only try to run the test suite if we're not cross compiling.
dnl
if test "$cross_compiling" = yes ; then
DO_TEST_SUITE=
else
DO_TEST_SUITE=check
fi
AC_SUBST(DO_TEST_SUITE)
dnl
dnl Only include the intl include files if we're building with them
dnl
INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
if test -n "$CPPFLAGS" ; then
INCLUDES="$INCLUDES $CPPFLAGS"
fi
if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
fi
if test -n "$WITH_DIET_LIBC" ; then
INCLUDES="$INCLUDES -D_REENTRANT"
fi
AC_SUBST(INCLUDES)
dnl
dnl Build CFLAGS
dnl
if test $cross_compiling = no; then
BUILD_CFLAGS="$CFLAGS $CPPFLAGS $INCLUDES -DHAVE_CONFIG_H"
BUILD_LDFLAGS="$LDFLAGS"
fi
AC_SUBST(BUILD_CFLAGS)
AC_SUBST(BUILD_LDFLAGS)
dnl
dnl Define CFLAGS and LDFLAGS for shared libraries
dnl
CFLAGS_SHLIB=${CFLAGS_SHLIB:-$CFLAGS}
CFLAGS_STLIB=${CFLAGS_STLIB:-$CFLAGS}
LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
AC_SUBST(CFLAGS_SHLIB)
AC_SUBST(CFLAGS_STLIB)
AC_SUBST(LDFLAGS_SHLIB)
dnl
dnl Where do udev rules go?
dnl
AC_ARG_WITH([udev_rules_dir],
[AS_HELP_STRING([--with-udev-rules-dir@<:@=DIR@:>@],
[Install udev rules into DIR.])],
[],
[with_udev_rules_dir=yes])
AS_IF([test "x${with_udev_rules_dir}" != "xno"],
[
AS_IF([test "x${with_udev_rules_dir}" = "xyes"],
[
PKG_CHECK_MODULES([udev], [udev],
[
with_udev_rules_dir="$($PKG_CONFIG --variable=udevdir udev)/rules.d"
], [
with_udev_rules_dir=""
])
])
AC_MSG_CHECKING([for udev rules dir])
pkg_udev_rules_dir="${with_udev_rules_dir}"
AS_IF([test -n "${pkg_udev_rules_dir}"],
[
AC_MSG_RESULT(${pkg_udev_rules_dir})
have_udev="yes"
],
[
AC_MSG_RESULT(no)
have_udev="no"
])
],
[
have_udev="disabled"
])
AC_SUBST(have_udev)
AC_SUBST(pkg_udev_rules_dir)
dnl
dnl Where do cron jobs go?
dnl
AC_ARG_WITH([crond_dir],
[AS_HELP_STRING([--with-crond-dir@<:@=DIR@:>@],
[Install system crontabs into DIR.])],
[],
[with_crond_dir=yes])
AS_IF([test "x${with_crond_dir}" != "xno"],
[
AS_IF([test "x${with_crond_dir}" = "xyes"],
[
AS_IF([test -d "/etc/cron.d"],
[with_crond_dir="/etc/cron.d"],
[have_crond="no"; with_crond_dir=""])
])
AC_MSG_CHECKING([for system crontab dir])
crond_dir="${with_crond_dir}"
AS_IF([test -n "${crond_dir}"],
[
AC_MSG_RESULT(${crond_dir})
have_crond="yes"
],
[
AC_MSG_RESULT(no)
have_crond="no"
])
],
[
have_crond="disabled"
])
AC_SUBST(have_crond)
AC_SUBST(crond_dir)
dnl
dnl Where do systemd services go?
dnl
AC_ARG_WITH([systemd_unit_dir],
[AS_HELP_STRING([--with-systemd-unit-dir@<:@=DIR@:>@],
[Install systemd system units into DIR.])],
[],
[with_systemd_unit_dir=yes])
AS_IF([test "x${with_systemd_unit_dir}" != "xno"],
[
AS_IF([test "x${with_systemd_unit_dir}" = "xyes"],
[
PKG_CHECK_MODULES([systemd], [systemd],
[
with_systemd_unit_dir="$($PKG_CONFIG --variable=systemdsystemunitdir systemd)"
], [
with_systemd_unit_dir=""
])
m4_pattern_allow([^PKG_(MAJOR|MINOR|BUILD|REVISION)$])
])
AC_MSG_CHECKING([for systemd system unit dir])
systemd_system_unit_dir="${with_systemd_unit_dir}"
AS_IF([test -n "${systemd_system_unit_dir}"],
[
AC_MSG_RESULT(${systemd_system_unit_dir})
have_systemd="yes"
],
[
AC_MSG_RESULT(no)
have_systemd="no"
])
],
[
have_systemd="disabled"
])
AC_SUBST(have_systemd)
AC_SUBST(systemd_system_unit_dir)
dnl
dnl Make our output files, being sure that we create the some miscellaneous
dnl directories
dnl
test -d lib || mkdir lib
test -d include || mkdir include
test -d include/linux || mkdir include/linux
test -d include/asm || mkdir include/asm
if test -z "$UUID_CMT" ; then
uuid_out_list="lib/uuid/Makefile lib/uuid/uuid.pc \
lib/uuid/uuid_types.h"
fi
if test -z "$BLKID_CMT" ; then
blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
lib/blkid/blkid_types.h"
fi
for i in MCONFIG Makefile \
util/Makefile util/subst.conf util/gen-tarball util/install-symlink \
lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
$uuid_out_list $blkid_out_list lib/support/Makefile \
lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
misc/Makefile ext2ed/Makefile e2fsck/Makefile \
debugfs/Makefile tests/Makefile tests/progs/Makefile \
resize/Makefile doc/Makefile intl/Makefile \
intl/libgnuintl.h po/Makefile.in scrub/Makefile; do
if test -d `dirname ${srcdir}/$i` ; then
outlist="$outlist $i"
fi
done
AC_OUTPUT($outlist)
if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi