diff options
Diffstat (limited to 'config/user-libblkid.m4')
| -rw-r--r-- | config/user-libblkid.m4 | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/config/user-libblkid.m4 b/config/user-libblkid.m4 index 276587fd3..2dd26238c 100644 --- a/config/user-libblkid.m4 +++ b/config/user-libblkid.m4 @@ -22,26 +22,45 @@ AC_DEFUN([ZFS_AC_CONFIG_USER_LIBBLKID], [ [with_blkid=check]) LIBBLKID= - AS_IF([test "x$with_blkid" != xno], + AS_IF([test "x$with_blkid" = xyes], + [ + AC_SUBST([LIBBLKID], ["-lblkid"]) + AC_DEFINE([HAVE_LIBBLKID], 1, + [Define if you have libblkid]) + ]) + + AS_IF([test "x$with_blkid" = xcheck], [ AC_CHECK_LIB([blkid], [blkid_get_cache], [ AC_MSG_CHECKING([for blkid zfs support]) ZFS_DEV=`mktemp` - dd if=/dev/zero of=$ZFS_DEV bs=1024k count=8 \ + truncate -s 64M $ZFS_DEV + echo -en "\x0c\xb1\xba\0\0\0\0\0" | \ + dd of=$ZFS_DEV bs=1k count=8 \ + seek=128 conv=notrunc &>/dev/null \ >/dev/null 2>/dev/null echo -en "\x0c\xb1\xba\0\0\0\0\0" | \ dd of=$ZFS_DEV bs=1k count=8 \ seek=132 conv=notrunc &>/dev/null \ >/dev/null 2>/dev/null + echo -en "\x0c\xb1\xba\0\0\0\0\0" | \ + dd of=$ZFS_DEV bs=1k count=8 \ + seek=136 conv=notrunc &>/dev/null \ + >/dev/null 2>/dev/null + echo -en "\x0c\xb1\xba\0\0\0\0\0" | \ + dd of=$ZFS_DEV bs=1k count=8 \ + seek=140 conv=notrunc &>/dev/null \ + >/dev/null 2>/dev/null - saved_LDFLAGS="$LDFLAGS" - LDFLAGS="-lblkid" + saved_LIBS="$LIBS" + LIBS="-lblkid" AC_RUN_IFELSE([AC_LANG_PROGRAM( [ #include <stdio.h> + #include <stdlib.h> #include <blkid/blkid.h> ], [ @@ -58,10 +77,10 @@ AC_DEFUN([ZFS_AC_CONFIG_USER_LIBBLKID], [ return 2; } - if (strcmp(value, "zfs")) { + if (strcmp(value, "zfs_member")) { free(value); blkid_put_cache(cache); - return 3; + return 0; } free(value); @@ -82,7 +101,7 @@ AC_DEFUN([ZFS_AC_CONFIG_USER_LIBBLKID], [ [--with-blkid given but unavailable])]) ]) - LDFLAGS="$saved_LDFLAGS" + LIBS="$saved_LIBS" ], [ AS_IF([test "x$with_blkid" != xcheck], |