Update release notes, etc., for the 1.45.0 release

[thirdparty/e2fsprogs.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 62581f6b0138e9ea3ceefa71b123d4f513f8b6e6..248b291dd0d2c928265fab428143c2a2a5e8d02b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -566,6 +566,24 @@ 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 "$enableval" = "no"
+then
+       SUBSET_CMT=#
+       AC_MSG_RESULT([Disabling subset-only build])
+else
+       ALL_CMT=#
+       AC_MSG_RESULT([Enabling subset-only-build])
+fi
+,)
+AC_SUBST(ALL_CMT)
+AC_SUBST(SUBSET_CMT)
+dnl
 dnl handle --disable-backtrace
 dnl
 AH_TEMPLATE([DISABLE_BACKTRACE], [Define to 1 to disable use of backtrace])
@@ -863,6 +881,7 @@ AC_SUBST(BINARY_TYPE)
 AC_PROG_MAKE_SET
 CHECK_GNU_MAKE
 AC_PATH_PROG(LN, ln, ln)
+AC_PROG_MKDIR_P
 AC_PROG_LN_S
 AC_PATH_PROG(MV, mv, mv)
 AC_PATH_PROG(CP, cp, cp)
@@ -1095,11 +1114,14 @@ AC_CHECK_MEMBER(struct sockaddr.sa_len,
        [#include <sys/types.h>
         #include <sys/socket.h>])
 dnl
-dnl This will add -lblkid to the AC_CHECK_FUNCS search if we are using
-dnl the system-provided blkid library
+dnl If we are using the system-provided blkid library, check for
+dnl the functions added after migrating that library to util-linux
 dnl
 if test -n "$BLKID_CMT"; then
-  AC_SEARCH_LIBS([blkid_probe_all], [blkid])
+  AC_CHECK_LIB(blkid, blkid_probe_get_topology,
+                     AC_DEFINE(HAVE_BLKID_PROBE_GET_TOPOLOGY, 1))
+  AC_CHECK_LIB(blkid, blkid_probe_enable_partitions,
+                     AC_DEFINE(HAVE_BLKID_PROBE_ENABLE_PARTITIONS, 1))
 fi
 dnl
 if test -n "$DLOPEN_LIB" ; then
@@ -1109,8 +1131,6 @@ AC_CHECK_FUNCS(m4_flatten([
        __secure_getenv
        add_key
        backtrace
-       blkid_probe_get_topology
-       blkid_probe_enable_partitions
        chflags
        dlopen
        fadvise64
@@ -1296,16 +1316,20 @@ linux*)
        ;;
 esac
 dnl
+dnl Check the available mount options
+dnl
+AX_CHECK_MOUNT_OPT(nosuid)
+AX_CHECK_MOUNT_OPT(nodev)
 dnl Enable LTO for all packages
 dnl
 AC_ARG_ENABLE([lto],
 [  --enable-lto                  enable link time optimization],,
-enable_lto=probe)
+enable_lto=no)
 if test "$enable_lto" = "yes" || test "$enable_lto" = "probe"; then
        AC_MSG_CHECKING([if C compiler supports LTO])
        OLD_CFLAGS="$CFLAGS"
        OLD_LDFLAGS="$LDFLAGS"
-       LTO_FLAGS="-flto -ffat-lto-objects"
+       LTO_FLAGS="-g -flto -ffat-lto-objects"
        CFLAGS="$CFLAGS $LTO_FLAGS"
        LDFLAGS="$LDFLAGS $LTO_FLAGS"
        AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
@@ -1386,6 +1410,37 @@ if test "$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 "$have_addrsan" = "yes"; then
+       AC_MSG_WARN([ADDRSAN and THREADSAN are not known to work together.])
+fi
+dnl
 dnl OS-specific uncomment control
 dnl
 LINUX_CMT="#"
@@ -1548,7 +1603,6 @@ if test -n "$WITH_DIET_LIBC" ; then
        INCLUDES="$INCLUDES -D_REENTRANT"
 fi
 AC_SUBST(INCLUDES)
-AM_MKINSTALLDIRS
 dnl
 dnl Build CFLAGS
 dnl
@@ -1692,7 +1746,7 @@ if test -z "$BLKID_CMT" ; then
        blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
                lib/blkid/blkid_types.h"
 fi
-for i in MCONFIG Makefile e2fsprogs.spec \
+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 \