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autofs-5.1.5 - use local getmntent_r in table_is_mounted()

From: Ian Kent <raven@themaw.net>

Use the local_getmntent_r() funtion copied from glibc in the function
table_is_mounted() so that if glibc is changed to support the autofs
"ignore" hint automount(8) won't be affected.

Signed-off-by: Ian Kent <raven@themaw.net>
---
 CHANGELOG    |    1 +
 lib/mounts.c |    8 ++++----
 2 files changed, 5 insertions(+), 4 deletions(-)

--- autofs-5.0.7.orig/CHANGELOG
+++ autofs-5.0.7/CHANGELOG
@@ -341,6 +341,7 @@
 - use mp instead of path in mnt_list entries.
 - always use PROC_MOUNTS to make mount lists.
 - add glibc getmntent_r().
+- use local getmntent_r in table_is_mounted().
 
 25/07/2012 autofs-5.0.7
 =======================
--- autofs-5.0.7.orig/lib/mounts.c
+++ autofs-5.0.7/lib/mounts.c
@@ -1000,14 +1000,14 @@ static int table_is_mounted(const char *
 	if (!mp || !mp_len || mp_len >= PATH_MAX)
 		return 0;
 
-	tab = open_setmntent_r(_PROC_MOUNTS);
+	tab = open_fopen_r(_PROC_MOUNTS);
 	if (!tab) {
 		char *estr = strerror_r(errno, buf, PATH_MAX - 1);
-		logerr("setmntent: %s", estr);
+		logerr("fopen: %s", estr);
 		return 0;
 	}
 
-	while ((mnt = getmntent_r(tab, &mnt_wrk, buf, PATH_MAX * 3))) {
+	while ((mnt = local_getmntent_r(tab, &mnt_wrk, buf, PATH_MAX * 3))) {
 		size_t len = strlen(mnt->mnt_dir);
 
 		if (type) {
@@ -1029,7 +1029,7 @@ static int table_is_mounted(const char *
 			break;
 		}
 	}
-	endmntent(tab);
+	fclose(tab);
 
 	return ret;
 }