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Check setmntent() for failures

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This commit is contained in:
sin 2014-02-15 18:26:01 +00:00
parent 005e90a7ff
commit 3bb0f0fbdd
2 changed files with 4 additions and 0 deletions
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2
swapoff.c
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@ -36,6 +36,8 @@ main(int argc, char *argv[])
FILE *fp; FILE *fp;
fp = setmntent("/etc/fstab", "r"); fp = setmntent("/etc/fstab", "r");
if (!fp)
eprintf("setmntent %s:", "/etc/fstab");
while ((me = getmntent(fp)) != NULL) { while ((me = getmntent(fp)) != NULL) {
if (strcmp(me->mnt_type, MNTTYPE_SWAP) == 0) { if (strcmp(me->mnt_type, MNTTYPE_SWAP) == 0) {
if (swapoff(me->mnt_fsname) < 0) { if (swapoff(me->mnt_fsname) < 0) {

2
swapon.c
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@ -43,6 +43,8 @@ main(int argc, char *argv[])
FILE *fp; FILE *fp;
fp = setmntent("/etc/fstab", "r"); fp = setmntent("/etc/fstab", "r");
if (!fp)
eprintf("setmntent %s:", "/etc/fstab");
while ((me = getmntent(fp)) != NULL) { while ((me = getmntent(fp)) != NULL) {
if (strcmp(me->mnt_type, MNTTYPE_SWAP) == 0 if (strcmp(me->mnt_type, MNTTYPE_SWAP) == 0
&& (hasmntopt(me, MNTOPT_NOAUTO) == NULL)) { && (hasmntopt(me, MNTOPT_NOAUTO) == NULL)) {