libext2fs: don't use O_DIRECT for files on tmpfs

[thirdparty/e2fsprogs.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index fe1cad11a39d6dbb8cb6f5e25a2b581c075bd5bf..cf03444d8f178fd28b08ed4aef69ce4e0cf5bbdb 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1114,11 +1114,16 @@ 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 "$BLKID_CMT"; then
-  AC_SEARCH_LIBS([blkid_probe_all], [blkid])
+  AC_CHECK_LIB(blkid, blkid_probe_get_topology,
+                     AC_DEFINE(HAVE_BLKID_PROBE_GET_TOPOLOGY, 1,
+                               [Define to 1 if blkid has blkid_probe_get_topology]))
+  AC_CHECK_LIB(blkid, blkid_probe_enable_partitions,
+                     AC_DEFINE(HAVE_BLKID_PROBE_ENABLE_PARTITIONS, 1,
+                               [Define to 1 if blkid has blkid_probe_enable_partitions]))
 fi
 dnl
 if test -n "$DLOPEN_LIB" ; then
@@ -1128,8 +1133,6 @@ AC_CHECK_FUNCS(m4_flatten([
        __secure_getenv
        add_key
        backtrace
-       blkid_probe_get_topology
-       blkid_probe_enable_partitions
        chflags
        dlopen
        fadvise64
@@ -1671,7 +1674,8 @@ 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"])
+                 [with_crond_dir="/etc/cron.d"],
+                 [have_crond="no"; with_crond_dir=""])
          ])
        AC_MSG_CHECKING([for system crontab dir])
        crond_dir="${with_crond_dir}"