diff options
Diffstat (limited to 'util-linux')
| -rw-r--r-- | util-linux/mount.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c index fa298d9..89eb099 100644 --- a/util-linux/mount.c +++ b/util-linux/mount.c @@ -43,6 +43,7 @@ * */ +#include <limits.h> #include <stdlib.h> #include <unistd.h> #include <errno.h> @@ -338,8 +339,7 @@ extern int mount_main(int argc, char **argv) char *extra_opts = string_flags_buf; int flags = 0; char *filesystemType = "auto"; - char *device = NULL; - char *directory = NULL; + char device[PATH_MAX], directory[PATH_MAX]; int all = FALSE; int fakeIt = FALSE; int useMtab = TRUE; @@ -378,15 +378,18 @@ extern int mount_main(int argc, char **argv) } } - if (argv[optind] != NULL) { - device = argv[optind]; - directory = argv[optind + 1]; - } - - if (device == NULL && !all) + if (!all && optind == argc) show_mounts(); - if (all == TRUE || directory == NULL) { + if (optind < argc) + if (realpath(argv[optind], device) == NULL) + perror_msg_and_die("%s", device); + + if (optind + 1 < argc) + if (realpath(argv[optind + 1], directory) == NULL) + perror_msg_and_die("%s", directory); + + if (all == TRUE || optind + 1 == argc) { struct mntent *m; FILE *f = setmntent("/etc/fstab", "r"); fstabmount = TRUE; @@ -395,7 +398,7 @@ extern int mount_main(int argc, char **argv) perror_msg_and_die( "\nCannot read /etc/fstab"); while ((m = getmntent(f)) != NULL) { - if (all == FALSE && directory == NULL && ( + if (all == FALSE && optind + 1 == argc && ( (strcmp(device, m->mnt_fsname) != 0) && (strcmp(device, m->mnt_dir) != 0) ) ) { continue; @@ -414,8 +417,8 @@ extern int mount_main(int argc, char **argv) parse_mount_options(m->mnt_opts, &flags, string_flags); } - device = strdup(m->mnt_fsname); - directory = strdup(m->mnt_dir); + strcpy(device, m->mnt_fsname); + strcpy(directory, m->mnt_dir); filesystemType = strdup(m->mnt_type); singlemount: string_flags = strdup(string_flags); @@ -441,7 +444,7 @@ singlemount: if (fstabmount == TRUE) endmntent(f); - if (all == FALSE && fstabmount == TRUE && directory == NULL) + if (all == FALSE && fstabmount == TRUE && optind + 1 == argc) fprintf(stderr, "Can't find %s in /etc/fstab\n", device); return rc; |