diff options
Diffstat (limited to 'util-linux/mount.c')
| -rw-r--r-- | util-linux/mount.c | 740 |
1 files changed, 360 insertions, 380 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c index 4660b27..5219842 100644 --- a/util-linux/mount.c +++ b/util-linux/mount.c @@ -25,6 +25,16 @@ #include "busybox.h" #include <mntent.h> +/* Needed for nfs support only... */ +#include <syslog.h> +#include <sys/utsname.h> +#undef TRUE +#undef FALSE +#include <rpc/rpc.h> +#include <rpc/pmap_prot.h> +#include <rpc/pmap_clnt.h> + + // Not real flags, but we want to be able to check for this. #define MOUNT_NOAUTO (1<<29) #define MOUNT_SWAP (1<<30) @@ -86,7 +96,7 @@ struct { {"remount", MS_REMOUNT}, // action flag }; -static int nfsmount(struct mntent *mp, int vfsflags, char *filteropts); + /* Append mount options to string */ static void append_mount_options(char **oldopts, char *newopts) @@ -272,349 +282,6 @@ static int mount_it_now(struct mntent *mp, int vfsflags, char *filteropts) return rc; } -// Mount one directory. Handles CIFS, NFS, loopback, autobind, and filesystem -// type detection. Returns 0 for success, nonzero for failure. - -static int singlemount(struct mntent *mp, int ignore_busy) -{ - int rc = -1, vfsflags; - char *loopFile = 0, *filteropts = 0; - llist_t *fl = 0; - struct stat st; - - vfsflags = parse_mount_options(mp->mnt_opts, &filteropts); - - // Treat fstype "auto" as unspecified. - - if (mp->mnt_type && !strcmp(mp->mnt_type,"auto")) mp->mnt_type = 0; - - // Might this be an CIFS filesystem? - - if(ENABLE_FEATURE_MOUNT_CIFS && - (!mp->mnt_type || !strcmp(mp->mnt_type,"cifs")) && - (mp->mnt_fsname[0]==mp->mnt_fsname[1] && (mp->mnt_fsname[0]=='/' || mp->mnt_fsname[0]=='\\'))) - { - struct hostent *he; - char ip[32], *s; - - rc = 1; - // Replace '/' with '\' and verify that unc points to "//server/share". - - for (s = mp->mnt_fsname; *s; ++s) - if (*s == '/') *s = '\\'; - - // get server IP - - s = strrchr(mp->mnt_fsname, '\\'); - if (s == mp->mnt_fsname+1) goto report_error; - *s = 0; - he = gethostbyname(mp->mnt_fsname+2); - *s = '\\'; - if (!he) goto report_error; - - // Insert ip=... option into string flags. (NOTE: Add IPv6 support.) - - sprintf(ip, "ip=%d.%d.%d.%d", he->h_addr[0], he->h_addr[1], - he->h_addr[2], he->h_addr[3]); - parse_mount_options(ip, &filteropts); - - // compose new unc '\\server-ip\share' - - s = xasprintf("\\\\%s%s",ip+3,strchr(mp->mnt_fsname+2,'\\')); - if (ENABLE_FEATURE_CLEAN_UP) free(mp->mnt_fsname); - mp->mnt_fsname = s; - - // lock is required - vfsflags |= MS_MANDLOCK; - - mp->mnt_type = "cifs"; - rc = mount_it_now(mp, vfsflags, filteropts); - goto report_error; - } - - // Might this be an NFS filesystem? - - if (ENABLE_FEATURE_MOUNT_NFS && - (!mp->mnt_type || !strcmp(mp->mnt_type,"nfs")) && - strchr(mp->mnt_fsname, ':') != NULL) - { - rc = nfsmount(mp, vfsflags, filteropts); - goto report_error; - } - - // 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))) - { - // Do we need to allocate a loopback device for it? - - if (ENABLE_FEATURE_MOUNT_LOOP && S_ISREG(st.st_mode)) { - loopFile = bb_simplify_path(mp->mnt_fsname); - mp->mnt_fsname = 0; - switch(set_loop(&(mp->mnt_fsname), loopFile, 0)) { - case 0: - case 1: - break; - default: - bb_error_msg( errno == EPERM || errno == EACCES - ? bb_msg_perm_denied_are_you_root - : "cannot setup loop device"); - return errno; - } - - // Autodetect bind mounts - - } else if (S_ISDIR(st.st_mode) && !mp->mnt_type) - vfsflags |= MS_BIND; - } - - /* If we know the fstype (or don't need to), jump straight - * to the actual mount. */ - - if (mp->mnt_type || (vfsflags & (MS_REMOUNT | MS_BIND | MS_MOVE))) - rc = mount_it_now(mp, vfsflags, filteropts); - - // Loop through filesystem types until mount succeeds or we run out - - else { - - /* Initialize list of block backed filesystems. This has to be - * done here so that during "mount -a", mounts after /proc shows up - * can autodetect. */ - - if (!fslist) { - fslist = get_block_backed_filesystems(); - if (ENABLE_FEATURE_CLEAN_UP && fslist) - atexit(delete_block_backed_filesystems); - } - - for (fl = fslist; fl; fl = fl->link) { - mp->mnt_type = fl->data; - - if (!(rc = mount_it_now(mp,vfsflags, filteropts))) break; - - mp->mnt_type = 0; - } - } - - // If mount failed, clean up loop file (if any). - - if (ENABLE_FEATURE_MOUNT_LOOP && rc && loopFile) { - del_loop(mp->mnt_fsname); - if (ENABLE_FEATURE_CLEAN_UP) { - free(loopFile); - free(mp->mnt_fsname); - } - } - -report_error: - if (ENABLE_FEATURE_CLEAN_UP) free(filteropts); - - if (rc && errno == EBUSY && ignore_busy) rc = 0; - if (rc < 0) - /* perror here sometimes says "mounting ... on ... failed: Success" */ - bb_error_msg("mounting %s on %s failed", mp->mnt_fsname, mp->mnt_dir); - - return rc; -} - -// Parse options, if necessary parse fstab/mtab, and call singlemount for -// each directory to be mounted. - -int mount_main(int argc, char **argv) -{ - char *cmdopts = xstrdup(""), *fstabname, *fstype=0, *storage_path=0; - FILE *fstab; - int i, opt, all = FALSE, rc = 0; - struct mntent mtpair[2], *mtcur = mtpair; - - /* parse long options, like --bind and --move. Note that -o option - * and --option are synonymous. Yes, this means --remount,rw works. */ - - for (i = opt = 0; i < argc; i++) { - if (argv[i][0] == '-' && argv[i][1] == '-') { - append_mount_options(&cmdopts,argv[i]+2); - } else argv[opt++] = argv[i]; - } - argc = opt; - - // Parse remaining options - - while ((opt = getopt(argc, argv, "o:t:rwavnf")) > 0) { - switch (opt) { - case 'o': - append_mount_options(&cmdopts, optarg); - break; - case 't': - fstype = optarg; - break; - case 'r': - append_mount_options(&cmdopts, "ro"); - break; - case 'w': - append_mount_options(&cmdopts, "rw"); - break; - case 'a': - all = TRUE; - break; - case 'n': - USE_FEATURE_MTAB_SUPPORT(useMtab = FALSE;) - break; - case 'f': - USE_FEATURE_MTAB_SUPPORT(fakeIt = FALSE;) - break; - case 'v': - break; // ignore -v - default: - bb_show_usage(); - } - } - - // Three or more non-option arguments? Die with a usage message. - - if (optind-argc>2) bb_show_usage(); - - // If we have no arguments, show currently mounted filesystems - - if (optind == argc) { - if (!all) { - FILE *mountTable = setmntent(bb_path_mtab_file, "r"); - - if(!mountTable) bb_error_msg_and_die("no %s",bb_path_mtab_file); - - while (getmntent_r(mountTable,mtpair,bb_common_bufsiz1, - sizeof(bb_common_bufsiz1))) - { - // Don't show rootfs. - if (!strcmp(mtpair->mnt_fsname, "rootfs")) continue; - - if (!fstype || !strcmp(mtpair->mnt_type, fstype)) - printf("%s on %s type %s (%s)\n", mtpair->mnt_fsname, - mtpair->mnt_dir, mtpair->mnt_type, - mtpair->mnt_opts); - } - if (ENABLE_FEATURE_CLEAN_UP) endmntent(mountTable); - return EXIT_SUCCESS; - } - } else storage_path = bb_simplify_path(argv[optind]); - - // When we have two arguments, the second is the directory and we can - // skip looking at fstab entirely. We can always abspath() the directory - // argument when we get it. - - if (optind+2 == argc) { - mtpair->mnt_fsname = argv[optind]; - mtpair->mnt_dir = argv[optind+1]; - mtpair->mnt_type = fstype; - mtpair->mnt_opts = cmdopts; - rc = singlemount(mtpair, 0); - goto clean_up; - } - - // 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"; - - if (!(fstab=setmntent(fstabname,"r"))) - bb_perror_msg_and_die("cannot read %s",fstabname); - - // Loop through entries until we find what we're looking for. - - memset(mtpair,0,sizeof(mtpair)); - for (;;) { - struct mntent *mtnext = mtpair + (mtcur==mtpair ? 1 : 0); - - // Get next fstab entry - - if (!getmntent_r(fstab, mtcur, bb_common_bufsiz1 - + (mtcur==mtpair ? sizeof(bb_common_bufsiz1)/2 : 0), - sizeof(bb_common_bufsiz1)/2)) - { - // Were we looking for something specific? - - if (optind != argc) { - - // If we didn't find anything, complain. - - if (!mtnext->mnt_fsname) - bb_error_msg_and_die("can't find %s in %s", - argv[optind], fstabname); - - // Mount the last thing we found. - - mtcur = mtnext; - mtcur->mnt_opts = xstrdup(mtcur->mnt_opts); - append_mount_options(&(mtcur->mnt_opts),cmdopts); - rc = singlemount(mtcur, 0); - free(mtcur->mnt_opts); - } - goto clean_up; - } - - /* If we're trying to mount something specific and this isn't it, - * skip it. Note we must match both the exact text in fstab (ala - * "proc") or a full path from root */ - - if (optind != argc) { - - // Is this what we're looking for? - - if(strcmp(argv[optind],mtcur->mnt_fsname) && - strcmp(storage_path,mtcur->mnt_fsname) && - strcmp(argv[optind],mtcur->mnt_dir) && - strcmp(storage_path,mtcur->mnt_dir)) continue; - - // Remember this entry. Something later may have overmounted - // it, and we want the _last_ match. - - mtcur = mtnext; - - // If we're mounting all. - - } else { - - // Do we need to match a filesystem type? - if (fstype && strcmp(mtcur->mnt_type,fstype)) continue; - - // Skip noauto and swap anyway. - - if (parse_mount_options(mtcur->mnt_opts,0) - & (MOUNT_NOAUTO | MOUNT_SWAP)) continue; - - // Mount this thing. - - if (singlemount(mtcur, 1)) { - /* Count number of failed mounts */ - rc++; - } - } - } - if (ENABLE_FEATURE_CLEAN_UP) endmntent(fstab); - -clean_up: - - if (ENABLE_FEATURE_CLEAN_UP) { - free(storage_path); - free(cmdopts); - } - - return rc; -} - - #if ENABLE_FEATURE_MOUNT_NFS /* @@ -639,17 +306,9 @@ clean_up: * plus NFSv3 stuff. */ -#include <syslog.h> -#include <sys/utsname.h> -#undef TRUE -#undef FALSE -#include <rpc/rpc.h> -#include <rpc/pmap_prot.h> -#include <rpc/pmap_clnt.h> - /* This is just a warning of a common mistake. Possibly this should be a * uclibc faq entry rather than in busybox... */ -#if ENABLE_FEATURE_MOUNT_NFS && defined(__UCLIBC__) && ! defined(__UCLIBC_HAS_RPC__) +#if defined(__UCLIBC__) && ! defined(__UCLIBC_HAS_RPC__) #error "You need to build uClibc with UCLIBC_HAS_RPC for NFS support." #endif @@ -1314,25 +973,6 @@ static int nfsmount(struct mntent *mp, int vfsflags, char *filteropts) if (!data.timeo) data.timeo = tcp ? 70 : 7; -#ifdef NFS_MOUNT_DEBUG - printf("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n", - data.rsize, data.wsize, data.timeo, data.retrans); - printf("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n", - data.acregmin, data.acregmax, data.acdirmin, data.acdirmax); - printf("port = %d, bg = %d, retry = %d, flags = %.8x\n", - port, bg, retry, data.flags); - printf("mountprog = %d, mountvers = %d, nfsprog = %d, nfsvers = %d\n", - mountprog, mountvers, nfsprog, nfsvers); - printf("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d\n", - (data.flags & NFS_MOUNT_SOFT) != 0, - (data.flags & NFS_MOUNT_INTR) != 0, - (data.flags & NFS_MOUNT_POSIX) != 0, - (data.flags & NFS_MOUNT_NOCTO) != 0, - (data.flags & NFS_MOUNT_NOAC) != 0); - printf("tcp = %d\n", - (data.flags & NFS_MOUNT_TCP) != 0); -#endif - data.version = nfs_mount_version; if (vfsflags & MS_REMOUNT) @@ -1559,14 +1199,7 @@ prepare_kernel_data: tcp ? IPPROTO_TCP : IPPROTO_UDP); if (port == 0) port = NFS_PORT; -#ifdef NFS_MOUNT_DEBUG - else - printf("used portmapper to find NFS port\n"); -#endif } -#ifdef NFS_MOUNT_DEBUG - printf("using port %d for nfs daemon\n", port); -#endif server_addr.sin_port = htons(port); /* prepare data structure for kernel */ @@ -1625,4 +1258,351 @@ ret: return retval; } -#endif /* ENABLE_FEATURE_MOUNT_NFS */ +#else /* !ENABLE_FEATURE_MOUNT_NFS */ + +/* Never called. Call should be optimized out. */ +int nfsmount(struct mntent *mp, int vfsflags, char *filteropts); + +#endif /* !ENABLE_FEATURE_MOUNT_NFS */ + +// Mount one directory. Handles CIFS, NFS, loopback, autobind, and filesystem +// type detection. Returns 0 for success, nonzero for failure. + +static int singlemount(struct mntent *mp, int ignore_busy) +{ + int rc = -1, vfsflags; + char *loopFile = 0, *filteropts = 0; + llist_t *fl = 0; + struct stat st; + + vfsflags = parse_mount_options(mp->mnt_opts, &filteropts); + + // Treat fstype "auto" as unspecified. + + if (mp->mnt_type && !strcmp(mp->mnt_type,"auto")) mp->mnt_type = 0; + + // Might this be an CIFS filesystem? + + if(ENABLE_FEATURE_MOUNT_CIFS && + (!mp->mnt_type || !strcmp(mp->mnt_type,"cifs")) && + (mp->mnt_fsname[0]==mp->mnt_fsname[1] && (mp->mnt_fsname[0]=='/' || mp->mnt_fsname[0]=='\\'))) + { + struct hostent *he; + char ip[32], *s; + + rc = 1; + // Replace '/' with '\' and verify that unc points to "//server/share". + + for (s = mp->mnt_fsname; *s; ++s) + if (*s == '/') *s = '\\'; + + // get server IP + + s = strrchr(mp->mnt_fsname, '\\'); + if (s == mp->mnt_fsname+1) goto report_error; + *s = 0; + he = gethostbyname(mp->mnt_fsname+2); + *s = '\\'; + if (!he) goto report_error; + + // Insert ip=... option into string flags. (NOTE: Add IPv6 support.) + + sprintf(ip, "ip=%d.%d.%d.%d", he->h_addr[0], he->h_addr[1], + he->h_addr[2], he->h_addr[3]); + parse_mount_options(ip, &filteropts); + + // compose new unc '\\server-ip\share' + + s = xasprintf("\\\\%s%s",ip+3,strchr(mp->mnt_fsname+2,'\\')); + if (ENABLE_FEATURE_CLEAN_UP) free(mp->mnt_fsname); + mp->mnt_fsname = s; + + // lock is required + vfsflags |= MS_MANDLOCK; + + mp->mnt_type = "cifs"; + rc = mount_it_now(mp, vfsflags, filteropts); + goto report_error; + } + + // Might this be an NFS filesystem? + + if (ENABLE_FEATURE_MOUNT_NFS && + (!mp->mnt_type || !strcmp(mp->mnt_type,"nfs")) && + strchr(mp->mnt_fsname, ':') != NULL) + { + rc = nfsmount(mp, vfsflags, filteropts); + goto report_error; + } + + // 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))) + { + // Do we need to allocate a loopback device for it? + + if (ENABLE_FEATURE_MOUNT_LOOP && S_ISREG(st.st_mode)) { + loopFile = bb_simplify_path(mp->mnt_fsname); + mp->mnt_fsname = 0; + switch(set_loop(&(mp->mnt_fsname), loopFile, 0)) { + case 0: + case 1: + break; + default: + bb_error_msg( errno == EPERM || errno == EACCES + ? bb_msg_perm_denied_are_you_root + : "cannot setup loop device"); + return errno; + } + + // Autodetect bind mounts + + } else if (S_ISDIR(st.st_mode) && !mp->mnt_type) + vfsflags |= MS_BIND; + } + + /* If we know the fstype (or don't need to), jump straight + * to the actual mount. */ + + if (mp->mnt_type || (vfsflags & (MS_REMOUNT | MS_BIND | MS_MOVE))) + rc = mount_it_now(mp, vfsflags, filteropts); + + // Loop through filesystem types until mount succeeds or we run out + + else { + + /* Initialize list of block backed filesystems. This has to be + * done here so that during "mount -a", mounts after /proc shows up + * can autodetect. */ + + if (!fslist) { + fslist = get_block_backed_filesystems(); + if (ENABLE_FEATURE_CLEAN_UP && fslist) + atexit(delete_block_backed_filesystems); + } + + for (fl = fslist; fl; fl = fl->link) { + mp->mnt_type = fl->data; + + if (!(rc = mount_it_now(mp,vfsflags, filteropts))) break; + + mp->mnt_type = 0; + } + } + + // If mount failed, clean up loop file (if any). + + if (ENABLE_FEATURE_MOUNT_LOOP && rc && loopFile) { + del_loop(mp->mnt_fsname); + if (ENABLE_FEATURE_CLEAN_UP) { + free(loopFile); + free(mp->mnt_fsname); + } + } + +report_error: + if (ENABLE_FEATURE_CLEAN_UP) free(filteropts); + + if (rc && errno == EBUSY && ignore_busy) rc = 0; + if (rc < 0) + /* perror here sometimes says "mounting ... on ... failed: Success" */ + bb_error_msg("mounting %s on %s failed", mp->mnt_fsname, mp->mnt_dir); + + return rc; +} + +// Parse options, if necessary parse fstab/mtab, and call singlemount for +// each directory to be mounted. + +int mount_main(int argc, char **argv) +{ + char *cmdopts = xstrdup(""), *fstabname, *fstype=0, *storage_path=0; + FILE *fstab; + int i, opt, all = FALSE, rc = 0; + struct mntent mtpair[2], *mtcur = mtpair; + + /* parse long options, like --bind and --move. Note that -o option + * and --option are synonymous. Yes, this means --remount,rw works. */ + + for (i = opt = 0; i < argc; i++) { + if (argv[i][0] == '-' && argv[i][1] == '-') { + append_mount_options(&cmdopts,argv[i]+2); + } else argv[opt++] = argv[i]; + } + argc = opt; + + // Parse remaining options + + while ((opt = getopt(argc, argv, "o:t:rwavnf")) > 0) { + switch (opt) { + case 'o': + append_mount_options(&cmdopts, optarg); + break; + case 't': + fstype = optarg; + break; + case 'r': + append_mount_options(&cmdopts, "ro"); + break; + case 'w': + append_mount_options(&cmdopts, "rw"); + break; + case 'a': + all = TRUE; + break; + case 'n': + USE_FEATURE_MTAB_SUPPORT(useMtab = FALSE;) + break; + case 'f': + USE_FEATURE_MTAB_SUPPORT(fakeIt = FALSE;) + break; + case 'v': + break; // ignore -v + default: + bb_show_usage(); + } + } + + // Three or more non-option arguments? Die with a usage message. + + if (optind-argc>2) bb_show_usage(); + + // If we have no arguments, show currently mounted filesystems + + if (optind == argc) { + if (!all) { + FILE *mountTable = setmntent(bb_path_mtab_file, "r"); + + if(!mountTable) bb_error_msg_and_die("no %s",bb_path_mtab_file); + + while (getmntent_r(mountTable,mtpair,bb_common_bufsiz1, + sizeof(bb_common_bufsiz1))) + { + // Don't show rootfs. + if (!strcmp(mtpair->mnt_fsname, "rootfs")) continue; + + if (!fstype || !strcmp(mtpair->mnt_type, fstype)) + printf("%s on %s type %s (%s)\n", mtpair->mnt_fsname, + mtpair->mnt_dir, mtpair->mnt_type, + mtpair->mnt_opts); + } + if (ENABLE_FEATURE_CLEAN_UP) endmntent(mountTable); + return EXIT_SUCCESS; + } + } else storage_path = bb_simplify_path(argv[optind]); + + // When we have two arguments, the second is the directory and we can + // skip looking at fstab entirely. We can always abspath() the directory + // argument when we get it. + + if (optind+2 == argc) { + mtpair->mnt_fsname = argv[optind]; + mtpair->mnt_dir = argv[optind+1]; + mtpair->mnt_type = fstype; + mtpair->mnt_opts = cmdopts; + rc = singlemount(mtpair, 0); + goto clean_up; + } + + // 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"; + + if (!(fstab=setmntent(fstabname,"r"))) + bb_perror_msg_and_die("cannot read %s",fstabname); + + // Loop through entries until we find what we're looking for. + + memset(mtpair,0,sizeof(mtpair)); + for (;;) { + struct mntent *mtnext = mtpair + (mtcur==mtpair ? 1 : 0); + + // Get next fstab entry + + if (!getmntent_r(fstab, mtcur, bb_common_bufsiz1 + + (mtcur==mtpair ? sizeof(bb_common_bufsiz1)/2 : 0), + sizeof(bb_common_bufsiz1)/2)) + { + // Were we looking for something specific? + + if (optind != argc) { + + // If we didn't find anything, complain. + + if (!mtnext->mnt_fsname) + bb_error_msg_and_die("can't find %s in %s", + argv[optind], fstabname); + + // Mount the last thing we found. + + mtcur = mtnext; + mtcur->mnt_opts = xstrdup(mtcur->mnt_opts); + append_mount_options(&(mtcur->mnt_opts),cmdopts); + rc = singlemount(mtcur, 0); + free(mtcur->mnt_opts); + } + goto clean_up; + } + + /* If we're trying to mount something specific and this isn't it, + * skip it. Note we must match both the exact text in fstab (ala + * "proc") or a full path from root */ + + if (optind != argc) { + + // Is this what we're looking for? + + if(strcmp(argv[optind],mtcur->mnt_fsname) && + strcmp(storage_path,mtcur->mnt_fsname) && + strcmp(argv[optind],mtcur->mnt_dir) && + strcmp(storage_path,mtcur->mnt_dir)) continue; + + // Remember this entry. Something later may have overmounted + // it, and we want the _last_ match. + + mtcur = mtnext; + + // If we're mounting all. + + } else { + + // Do we need to match a filesystem type? + if (fstype && strcmp(mtcur->mnt_type,fstype)) continue; + + // Skip noauto and swap anyway. + + if (parse_mount_options(mtcur->mnt_opts,0) + & (MOUNT_NOAUTO | MOUNT_SWAP)) continue; + + // Mount this thing. + + if (singlemount(mtcur, 1)) { + /* Count number of failed mounts */ + rc++; + } + } + } + if (ENABLE_FEATURE_CLEAN_UP) endmntent(fstab); + +clean_up: + + if (ENABLE_FEATURE_CLEAN_UP) { + free(storage_path); + free(cmdopts); + } + + return rc; +} |