diff options
| -rw-r--r-- | util-linux/mount.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c index 5798a8b..93a94bc 100644 --- a/util-linux/mount.c +++ b/util-linux/mount.c @@ -28,6 +28,7 @@ // Not real flags, but we want to be able to check for this. #define MOUNT_NOAUTO (1<<29) #define MOUNT_SWAP (1<<30) + /* Standard mount options (from -o options or --options), with corresponding * flags */ @@ -291,7 +292,7 @@ static int singlemount(struct mntent *mp, int ignore_busy) // Look at the file. (Not found isn't a failure for remount, or for // a synthetic filesystem like proc or sysfs.) - if (!lstat(mp->mnt_fsname, &st) && !(vfsflags & (MS_REMOUNT | MS_BIND | MS_MOVE | MS_SHARED | MS_PRIVATE | MS_SLAVE | MS_UNBINDABLE))) + if (!lstat(mp->mnt_fsname, &st) && !(vfsflags & (MS_REMOUNT | MS_BIND | MS_MOVE))) { // Do we need to allocate a loopback device for it? @@ -455,16 +456,24 @@ int mount_main(int argc, char **argv) goto clean_up; } - // If we have at least one argument, it's the storage location - - if (optind < argc) storage_path = bb_simplify_path(argv[optind]); - + // If we have a shared subtree flag, don't worry about fstab or mtab. + i = parse_mount_options(cmdopts,0); + if (ENABLE_FEATURE_MOUNT_FLAGS && + (i & (MS_SHARED | MS_PRIVATE | MS_SLAVE | MS_UNBINDABLE ))) + { + rc = mount("", argv[optind], "", i, ""); + if (rc) bb_perror_msg_and_die("%s", argv[optind]); + goto clean_up; + } + // Open either fstab or mtab if (parse_mount_options(cmdopts,0) & MS_REMOUNT) fstabname = bb_path_mtab_file; else fstabname="/etc/fstab"; + storage_path = bb_simplify_path(argv[optind]); + if (!(fstab=setmntent(fstabname,"r"))) bb_perror_msg_and_die("Cannot read %s",fstabname); |