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c0d5e63376
e2fsprogs/configure.ac
Theodore Ts'o 2fe97b2bd0 Merge branch 'old-maint' into maint
2019-03-07 16:18:10 -05:00

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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 "$BLKID_CMT"; then
AC_CHECK_LIB(blkid, blkid_probe_get_topology,
AC_DEFINE(HAVE_BLKID_PROBE_GET_TOPOLOGY, 1,
[Define to 1 if blkid has blkid_probe_get_topology]))
AC_CHECK_LIB(blkid, blkid_probe_enable_partitions,
AC_DEFINE(HAVE_BLKID_PROBE_ENABLE_PARTITIONS, 1,
[Define to 1 if blkid has blkid_probe_enable_partitions]))
fi
dnl
if test -n "$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${with_crond_dir}" = "xyes"],
[
AS_IF([test -d "/etc/cron.d"],
[with_crond_dir="/etc/cron.d"])
])
AC_MSG_CHECKING([for system crontab dir])
crond_dir="${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
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