int
main(int argc, char **argv)
{
const char *mntfromname, **vfslist, *vfstype;
struct fstab *fs;
struct statfs *mntbuf;
FILE *mountdfp;
pid_t pid;
int all, ch, i, init_flags, mntsize, rval, have_fstab;
char *options;
all = init_flags = 0;
options = NULL;
vfslist = NULL;
vfstype = "ufs";
while ((ch = getopt(argc, argv, "adF:fo:prwt:uv")) != -1) {
switch (ch) {
case 'a':
all = 1;
break;
case 'd':
debug = 1;
break;
case 'F':
setfstab(optarg);
break;
case 'f':
init_flags |= MNT_FORCE;
break;
case 'o':
if (*optarg)
options = catopt(options, optarg);
break;
case 'p':
fstab_style = 1;
verbose = 1;
break;
case 'r':
options = catopt(options, "ro");
break;
case 't':
if (vfslist != NULL)
errx(1, "only one -t option may be specified");
vfslist = makevfslist(optarg);
vfstype = optarg;
break;
case 'u':
init_flags |= MNT_UPDATE;
break;
case 'v':
verbose = 1;
break;
case 'w':
options = catopt(options, "noro");
break;
case '?':
default:
usage();
/* NOTREACHED */
}
}
argc -= optind;
argv += optind;
#define BADTYPE(type) \
(strcmp(type, FSTAB_RO) && \
strcmp(type, FSTAB_RW) && strcmp(type, FSTAB_RQ))
rval = 0;
switch (argc) {
case 0:
if ((mntsize = getmntinfo(&mntbuf, MNT_NOWAIT)) == 0)
err(1, "getmntinfo");
if (all) {
while ((fs = getfsent()) != NULL) {
if (BADTYPE(fs->fs_type))
continue;
if (checkvfsname(fs->fs_vfstype, vfslist))
continue;
if (hasopt(fs->fs_mntops, "noauto"))
continue;
if (!(init_flags & MNT_UPDATE) &&
ismounted(fs, mntbuf, mntsize))
continue;
options = update_options(options,
fs->fs_mntops, mntbuf->f_flags);
if (mountfs(fs->fs_vfstype, fs->fs_spec,
fs->fs_file, init_flags, options,
fs->fs_mntops))
rval = 1;
}
} else if (fstab_style) {
for (i = 0; i < mntsize; i++) {
if (checkvfsname(mntbuf[i].f_fstypename, vfslist))
continue;
putfsent(&mntbuf[i]);
}
} else {
for (i = 0; i < mntsize; i++) {
if (checkvfsname(mntbuf[i].f_fstypename,
vfslist))
continue;
prmount(&mntbuf[i]);
}
}
exit(rval);
case 1:
if (vfslist != NULL)
usage();
rmslashes(*argv, *argv);
if (init_flags & MNT_UPDATE) {
mntfromname = NULL;
have_fstab = 0;
if ((mntbuf = getmntpt(*argv)) == NULL)
errx(1, "not currently mounted %s", *argv);
/*
* Only get the mntflags from fstab if both mntpoint
* and mntspec are identical. Also handle the special
* case where just '/' is mounted and 'spec' is not
* identical with the one from fstab ('/dev' is missing
* in the spec-string at boot-time).
*/
if ((fs = getfsfile(mntbuf->f_mntonname)) != NULL) {
if (strcmp(fs->fs_spec,
mntbuf->f_mntfromname) == 0 &&
strcmp(fs->fs_file,
mntbuf->f_mntonname) == 0) {
have_fstab = 1;
mntfromname = mntbuf->f_mntfromname;
} else if (argv[0][0] == '/' &&
argv[0][1] == '\0') {
fs = getfsfile("/");
have_fstab = 1;
mntfromname = fs->fs_spec;
}
}
if (have_fstab) {
options = update_options(options, fs->fs_mntops,
mntbuf->f_flags);
} else {
mntfromname = mntbuf->f_mntfromname;
options = update_options(options, NULL,
mntbuf->f_flags);
}
rval = mountfs(mntbuf->f_fstypename, mntfromname,
mntbuf->f_mntonname, init_flags, options, 0);
break;
}
if ((fs = getfsfile(*argv)) == NULL &&
(fs = getfsspec(*argv)) == NULL)
errx(1, "%s: unknown special file or file system",
*argv);
if (BADTYPE(fs->fs_type))
errx(1, "%s has unknown file system type",
*argv);
rval = mountfs(fs->fs_vfstype, fs->fs_spec, fs->fs_file,
init_flags, options, fs->fs_mntops);
break;
case 2:
/*
* If -t flag has not been specified, the path cannot be
* found.
*
* If the spec is not a file and contains a ':' then assume
* NFS.
*
* If the spec is a cdev attempt to extract the fstype from
* the label.
*
* When all else fails ufs is assumed.
*/
if (vfslist == NULL) {
if (strpbrk(argv[0], ":") != NULL &&
access(argv[0], 0) == -1) {
vfstype = "nfs";
} else {
checkdisklabel(argv[0], &vfstype);
}
}
rval = mountfs(vfstype, getdevpath(argv[0], 0), argv[1],
init_flags, options, NULL);
break;
default:
usage();
/* NOTREACHED */
}
/*
* If the mount was successfully, and done by root, tell mountd the
* good news. Pid checks are probably unnecessary, but don't hurt.
*/
if (rval == 0 && getuid() == 0 &&
(mountdfp = fopen(_PATH_MOUNTDPID, "r")) != NULL) {
if (fscanf(mountdfp, "%d", &pid) == 1 &&
pid > 0 && kill(pid, SIGHUP) == -1 && errno != ESRCH)
err(1, "signal mountd");
fclose(mountdfp);
}
exit(rval);
}
int
main(int argc, char *argv[])
{
int all, errs, ch, mntsize, error;
char **typelist = NULL;
struct statfs *mntbuf, *sfs;
struct addrinfo hints;
all = errs = 0;
while ((ch = getopt(argc, argv, "AaF:fh:t:v")) != -1)
switch (ch) {
case 'A':
all = 2;
break;
case 'a':
all = 1;
break;
case 'F':
setfstab(optarg);
break;
case 'f':
fflag = MNT_FORCE;
break;
case 'h': /* -h implies -A. */
all = 2;
nfshost = optarg;
break;
case 't':
if (typelist != NULL)
err(1, "only one -t option may be specified");
typelist = makevfslist(optarg);
break;
case 'v':
vflag = 1;
break;
default:
usage();
/* NOTREACHED */
}
argc -= optind;
argv += optind;
/* Start disks transferring immediately. */
if ((fflag & MNT_FORCE) == 0)
sync();
if ((argc == 0 && !all) || (argc != 0 && all))
usage();
/* -h implies "-t nfs" if no -t flag. */
if ((nfshost != NULL) && (typelist == NULL))
typelist = makevfslist("nfs");
if (nfshost != NULL) {
memset(&hints, 0, sizeof hints);
error = getaddrinfo(nfshost, NULL, &hints, &nfshost_ai);
if (error)
errx(1, "%s: %s", nfshost, gai_strerror(error));
}
switch (all) {
case 2:
if ((mntsize = mntinfo(&mntbuf)) <= 0)
break;
/*
* We unmount the nfs-mounts in the reverse order
* that they were mounted.
*/
for (errs = 0, mntsize--; mntsize > 0; mntsize--) {
sfs = &mntbuf[mntsize];
if (checkvfsname(sfs->f_fstypename, typelist))
continue;
if (strcmp(sfs->f_mntonname, "/dev") == 0)
continue;
if (umountfs(sfs) != 0)
errs = 1;
}
free(mntbuf);
break;
case 1:
if (setfsent() == 0)
err(1, "%s", getfstab());
errs = umountall(typelist);
break;
case 0:
for (errs = 0; *argv != NULL; ++argv)
if (checkname(*argv, typelist) != 0)
errs = 1;
break;
}
exit(errs);
}
int
main(int argc, char *argv[])
{
struct stat stbuf;
struct statfs statfsbuf, totalbuf;
struct maxwidths maxwidths;
struct statfs *mntbuf;
const char *fstype;
char *mntpath, *mntpt;
const char **vfslist;
int i, mntsize;
int ch, rv;
fstype = "ufs";
(void)setlocale(LC_ALL, "");
memset(&totalbuf, 0, sizeof(totalbuf));
totalbuf.f_bsize = DEV_BSIZE;
strlcpy(totalbuf.f_mntfromname, "total", MNAMELEN);
vfslist = NULL;
while ((ch = getopt(argc, argv, "abcgHhiklmnPt:T,")) != -1)
switch (ch) {
case 'a':
aflag = 1;
break;
case 'b':
/* FALLTHROUGH */
case 'P':
/*
* POSIX specifically discusses the behavior of
* both -k and -P. It states that the blocksize should
* be set to 1024. Thus, if this occurs, simply break
* rather than clobbering the old blocksize.
*/
if (kflag)
break;
setenv("BLOCKSIZE", "512", 1);
hflag = 0;
break;
case 'c':
cflag = 1;
break;
case 'g':
setenv("BLOCKSIZE", "1g", 1);
hflag = 0;
break;
case 'H':
hflag = UNITS_SI;
break;
case 'h':
hflag = UNITS_2;
break;
case 'i':
iflag = 1;
break;
case 'k':
kflag++;
setenv("BLOCKSIZE", "1024", 1);
hflag = 0;
break;
case 'l':
if (vfslist != NULL)
errx(1, "-l and -t are mutually exclusive.");
vfslist = makevfslist(makenetvfslist());
lflag = 1;
break;
case 'm':
setenv("BLOCKSIZE", "1m", 1);
hflag = 0;
break;
case 'n':
nflag = 1;
break;
case 't':
if (lflag)
errx(1, "-l and -t are mutually exclusive.");
if (vfslist != NULL)
errx(1, "only one -t option may be specified");
fstype = optarg;
vfslist = makevfslist(optarg);
break;
case 'T':
Tflag = 1;
break;
case ',':
thousands = 1;
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
rv = 0;
if (!*argv) {
/* everything (modulo -t) */
mntsize = getmntinfo(&mntbuf, MNT_NOWAIT);
mntsize = regetmntinfo(&mntbuf, mntsize, vfslist);
} else {
/* just the filesystems specified on the command line */
mntbuf = malloc(argc * sizeof(*mntbuf));
if (mntbuf == 0)
err(1, "malloc()");
mntsize = 0;
/* continued in for loop below */
}
/* iterate through specified filesystems */
for (; *argv; argv++) {
if (stat(*argv, &stbuf) < 0) {
if ((mntpt = getmntpt(*argv)) == 0) {
warn("%s", *argv);
rv = 1;
continue;
}
} else if (S_ISCHR(stbuf.st_mode)) {
if ((mntpt = getmntpt(*argv)) == 0) {
mdev.fspec = *argv;
mntpath = strdup("/tmp/df.XXXXXX");
if (mntpath == NULL) {
warn("strdup failed");
rv = 1;
continue;
}
mntpt = mkdtemp(mntpath);
if (mntpt == NULL) {
warn("mkdtemp(\"%s\") failed", mntpath);
rv = 1;
free(mntpath);
continue;
}
if (mount(fstype, mntpt, MNT_RDONLY,
&mdev) != 0) {
warn("%s", *argv);
rv = 1;
(void)rmdir(mntpt);
free(mntpath);
continue;
} else if (statfs(mntpt, &statfsbuf) == 0) {
statfsbuf.f_mntonname[0] = '\0';
prtstat(&statfsbuf, &maxwidths);
if (cflag)
addstat(&totalbuf, &statfsbuf);
} else {
warn("%s", *argv);
rv = 1;
}
(void)unmount(mntpt, 0);
(void)rmdir(mntpt);
free(mntpath);
continue;
}
} else
mntpt = *argv;
/*
* Statfs does not take a `wait' flag, so we cannot
* implement nflag here.
*/
if (statfs(mntpt, &statfsbuf) < 0) {
warn("%s", mntpt);
rv = 1;
continue;
}
/*
* Check to make sure the arguments we've been given are
* satisfied. Return an error if we have been asked to
* list a mount point that does not match the other args
* we've been given (-l, -t, etc.).
*/
if (checkvfsname(statfsbuf.f_fstypename, vfslist)) {
rv = 1;
continue;
}
/* the user asked for it, so ignore the ignore flag */
statfsbuf.f_flags &= ~MNT_IGNORE;
/* add to list */
mntbuf[mntsize++] = statfsbuf;
}
bzero(&maxwidths, sizeof(maxwidths));
for (i = 0; i < mntsize; i++) {
if (aflag || (mntbuf[i].f_flags & MNT_IGNORE) == 0) {
update_maxwidths(&maxwidths, &mntbuf[i]);
if (cflag)
addstat(&totalbuf, &mntbuf[i]);
}
}
for (i = 0; i < mntsize; i++)
if (aflag || (mntbuf[i].f_flags & MNT_IGNORE) == 0)
prtstat(&mntbuf[i], &maxwidths);
if (cflag)
prtstat(&totalbuf, &maxwidths);
return (rv);
}
int
main(int argc, char **argv)
{
struct stat stbuf;
struct statfs statfsbuf, *mntbuf;
struct statvfs statvfsbuf, *mntvbuf;
struct maxwidths maxwidths;
const char *fstype;
char *mntpath, *mntpt, **vfslist;
long mntsize;
int ch, i, rv;
fstype = "ufs";
vfslist = NULL;
while ((ch = getopt(argc, argv, "abgHhiklmnPt:")) != -1)
switch (ch) {
case 'a':
aflag = 1;
break;
case 'b':
/* FALLTHROUGH */
case 'P':
if (setenv("BLOCKSIZE", "512", 1) != 0)
warn("setenv: cannot set BLOCKSIZE=512");
hflag = 0;
break;
case 'g':
if (setenv("BLOCKSIZE", "1g", 1) != 0)
warn("setenv: cannot set BLOCKSIZE=1g");
hflag = 0;
break;
case 'H':
hflag = UNITS_SI;
break;
case 'h':
hflag = UNITS_2;
break;
case 'i':
iflag = 1;
break;
case 'k':
if (setenv("BLOCKSIZE", "1k", 1) != 0)
warn("setenv: cannot set BLOCKSIZE=1k");
hflag = 0;
break;
case 'l':
if (vfslist != NULL)
errx(1, "-l and -t are mutually exclusive.");
vfslist = makevfslist(makenetvfslist());
break;
case 'm':
if (setenv("BLOCKSIZE", "1m", 1) != 0)
warn("setenv: cannot set BLOCKSIZE=1m");
hflag = 0;
break;
case 'n':
nflag = 1;
break;
case 't':
if (vfslist != NULL)
errx(1, "only one -t option may be specified");
fstype = optarg;
vfslist = makevfslist(optarg);
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
mntsize = getmntvinfo(&mntbuf, &mntvbuf, MNT_NOWAIT);
bzero(&maxwidths, sizeof(maxwidths));
for (i = 0; i < mntsize; i++)
update_maxwidths(&maxwidths, &mntbuf[i], &mntvbuf[i]);
rv = 0;
if (!*argv) {
mntsize = regetmntinfo(&mntbuf, &mntvbuf, mntsize, vfslist);
bzero(&maxwidths, sizeof(maxwidths));
for (i = 0; i < mntsize; i++)
update_maxwidths(&maxwidths, &mntbuf[i], &mntvbuf[i]);
for (i = 0; i < mntsize; i++) {
if (aflag || (mntbuf[i].f_flags & MNT_IGNORE) == 0)
prtstat(&mntbuf[i], &mntvbuf[i], &maxwidths);
}
exit(rv);
}
for (; *argv; argv++) {
if (stat(*argv, &stbuf) < 0) {
if ((mntpt = getmntpt(*argv)) == NULL) {
warn("%s", *argv);
rv = 1;
continue;
}
} else if (S_ISCHR(stbuf.st_mode)) {
if ((mntpt = getmntpt(*argv)) == NULL) {
mdev.fspec = *argv;
mntpath = strdup("/tmp/df.XXXXXX");
if (mntpath == NULL) {
warn("strdup failed");
rv = 1;
continue;
}
mntpt = mkdtemp(mntpath);
if (mntpt == NULL) {
warn("mkdtemp(\"%s\") failed", mntpath);
rv = 1;
free(mntpath);
continue;
}
if (mount(fstype, mntpt, MNT_RDONLY,
&mdev) != 0) {
rv = ufs_df(*argv, &maxwidths) || rv;
rmdir(mntpt);
free(mntpath);
continue;
} else if (statfs(mntpt, &statfsbuf) == 0 &&
statvfs(mntpt, &statvfsbuf) == 0) {
statfsbuf.f_mntonname[0] = '\0';
prtstat(&statfsbuf, &statvfsbuf, &maxwidths);
} else {
warn("%s", *argv);
rv = 1;
}
unmount(mntpt, 0);
rmdir(mntpt);
free(mntpath);
continue;
}
} else
mntpt = *argv;
/*
* Statfs does not take a `wait' flag, so we cannot
* implement nflag here.
*/
if (statfs(mntpt, &statfsbuf) < 0) {
warn("%s", mntpt);
rv = 1;
continue;
}
if (statvfs(mntpt, &statvfsbuf) < 0) {
warn("%s", mntpt);
rv = 1;
continue;
}
/*
* Check to make sure the arguments we've been given are
* satisfied. Return an error if we have been asked to
* list a mount point that does not match the other args
* we've been given (-l, -t, etc.).
*/
if (checkvfsname(statfsbuf.f_fstypename, vfslist)) {
rv = 1;
continue;
}
if (argc == 1) {
bzero(&maxwidths, sizeof(maxwidths));
update_maxwidths(&maxwidths, &statfsbuf, &statvfsbuf);
}
prtstat(&statfsbuf, &statvfsbuf, &maxwidths);
}
return (rv);
}
int
main(int argc, char *argv[])
{
int all, errs, ch, mntsize, error, nfsforce, ret;
char **typelist = NULL;
struct statfs *mntbuf, *sfs;
struct addrinfo hints;
nfsforce = all = errs = 0;
while ((ch = getopt(argc, argv, "AaF:fh:Nnt:v")) != -1)
switch (ch) {
case 'A':
all = 2;
break;
case 'a':
all = 1;
break;
case 'F':
setfstab(optarg);
break;
case 'f':
fflag |= MNT_FORCE;
break;
case 'h': /* -h implies -A. */
all = 2;
nfshost = optarg;
break;
case 'N':
nfsforce = 1;
break;
case 'n':
fflag |= MNT_NONBUSY;
break;
case 't':
if (typelist != NULL)
err(1, "only one -t option may be specified");
typelist = makevfslist(optarg);
break;
case 'v':
vflag = 1;
break;
default:
usage();
/* NOTREACHED */
}
argc -= optind;
argv += optind;
if ((fflag & MNT_FORCE) != 0 && (fflag & MNT_NONBUSY) != 0)
err(1, "-f and -n are mutually exclusive");
/* Start disks transferring immediately. */
if ((fflag & (MNT_FORCE | MNT_NONBUSY)) == 0 && nfsforce == 0)
sync();
if ((argc == 0 && !all) || (argc != 0 && all))
usage();
if (nfsforce != 0 && (argc == 0 || nfshost != NULL || typelist != NULL))
usage();
/* -h implies "-t nfs" if no -t flag. */
if ((nfshost != NULL) && (typelist == NULL))
typelist = makevfslist("nfs");
if (nfshost != NULL) {
memset(&hints, 0, sizeof hints);
error = getaddrinfo(nfshost, NULL, &hints, &nfshost_ai);
if (error)
errx(1, "%s: %s", nfshost, gai_strerror(error));
}
switch (all) {
case 2:
if ((mntsize = mntinfo(&mntbuf)) <= 0)
break;
/*
* We unmount the nfs-mounts in the reverse order
* that they were mounted.
*/
for (errs = 0, mntsize--; mntsize > 0; mntsize--) {
sfs = &mntbuf[mntsize];
if (checkvfsname(sfs->f_fstypename, typelist))
continue;
if (strcmp(sfs->f_mntonname, "/dev") == 0)
continue;
if (umountfs(sfs) != 0)
errs = 1;
}
free(mntbuf);
break;
case 1:
if (setfsent() == 0)
err(1, "%s", getfstab());
errs = umountall(typelist);
break;
case 0:
for (errs = 0; *argv != NULL; ++argv)
if (nfsforce != 0) {
/*
* First do the nfssvc() syscall to shut down
* the mount point and then do the forced
* dismount.
*/
ret = nfssvc(NFSSVC_FORCEDISM, *argv);
if (ret >= 0)
ret = unmount(*argv, MNT_FORCE);
if (ret < 0) {
warn("%s", *argv);
errs = 1;
}
} else if (checkname(*argv, typelist) != 0)
errs = 1;
break;
}
exit(errs);
}
int
main(int argc, char *argv[])
{
const char *mntfromname, **vfslist, *vfstype;
struct fstab *fs;
struct statfs *mntbuf;
int all, ch, i, init_flags, late, failok, mntsize, rval, have_fstab, ro;
int onlylate;
char *cp, *ep, *options;
all = init_flags = late = onlylate = 0;
ro = 0;
options = NULL;
vfslist = NULL;
vfstype = "ufs";
while ((ch = getopt(argc, argv, "adF:fLlno:prt:uvw")) != -1)
switch (ch) {
case 'a':
all = 1;
break;
case 'd':
debug = 1;
break;
case 'F':
setfstab(optarg);
break;
case 'f':
init_flags |= MNT_FORCE;
break;
case 'L':
onlylate = 1;
late = 1;
break;
case 'l':
late = 1;
break;
case 'n':
/* For compatibility with the Linux version of mount. */
break;
case 'o':
if (*optarg) {
options = catopt(options, optarg);
if (specified_ro(optarg))
ro = 1;
}
break;
case 'p':
fstab_style = 1;
verbose = 1;
break;
case 'r':
options = catopt(options, "ro");
ro = 1;
break;
case 't':
if (vfslist != NULL)
errx(1, "only one -t option may be specified");
vfslist = makevfslist(optarg);
vfstype = optarg;
break;
case 'u':
init_flags |= MNT_UPDATE;
break;
case 'v':
verbose = 1;
break;
case 'w':
options = catopt(options, "noro");
break;
case '?':
default:
usage();
/* NOTREACHED */
}
argc -= optind;
argv += optind;
#define BADTYPE(type) \
(strcmp(type, FSTAB_RO) && \
strcmp(type, FSTAB_RW) && strcmp(type, FSTAB_RQ))
if ((init_flags & MNT_UPDATE) && (ro == 0))
options = catopt(options, "noro");
rval = 0;
switch (argc) {
case 0:
if ((mntsize = getmntinfo(&mntbuf, MNT_NOWAIT)) == 0)
err(1, "getmntinfo");
if (all) {
while ((fs = getfsent()) != NULL) {
if (BADTYPE(fs->fs_type))
continue;
if (checkvfsname(fs->fs_vfstype, vfslist))
continue;
if (hasopt(fs->fs_mntops, "noauto"))
continue;
if (!hasopt(fs->fs_mntops, "late") && onlylate)
continue;
if (hasopt(fs->fs_mntops, "late") && !late)
continue;
if (hasopt(fs->fs_mntops, "failok"))
failok = 1;
else
failok = 0;
if (!(init_flags & MNT_UPDATE) &&
ismounted(fs, mntbuf, mntsize))
continue;
options = update_options(options, fs->fs_mntops,
mntbuf->f_flags);
if (mountfs(fs->fs_vfstype, fs->fs_spec,
fs->fs_file, init_flags, options,
fs->fs_mntops) && !failok)
rval = 1;
}
} else if (fstab_style) {
for (i = 0; i < mntsize; i++) {
if (checkvfsname(mntbuf[i].f_fstypename, vfslist))
continue;
putfsent(&mntbuf[i]);
}
} else {
for (i = 0; i < mntsize; i++) {
if (checkvfsname(mntbuf[i].f_fstypename,
vfslist))
continue;
if (!verbose &&
(mntbuf[i].f_flags & MNT_IGNORE) != 0)
continue;
prmount(&mntbuf[i]);
}
}
exit(rval);
case 1:
if (vfslist != NULL)
usage();
rmslashes(*argv, *argv);
if (init_flags & MNT_UPDATE) {
mntfromname = NULL;
have_fstab = 0;
if ((mntbuf = getmntpt(*argv)) == NULL)
errx(1, "not currently mounted %s", *argv);
/*
* Only get the mntflags from fstab if both mntpoint
* and mntspec are identical. Also handle the special
* case where just '/' is mounted and 'spec' is not
* identical with the one from fstab ('/dev' is missing
* in the spec-string at boot-time).
*/
if ((fs = getfsfile(mntbuf->f_mntonname)) != NULL) {
if (strcmp(fs->fs_spec,
mntbuf->f_mntfromname) == 0 &&
strcmp(fs->fs_file,
mntbuf->f_mntonname) == 0) {
have_fstab = 1;
mntfromname = mntbuf->f_mntfromname;
} else if (argv[0][0] == '/' &&
argv[0][1] == '\0') {
fs = getfsfile("/");
have_fstab = 1;
mntfromname = fs->fs_spec;
}
}
if (have_fstab) {
options = update_options(options, fs->fs_mntops,
mntbuf->f_flags);
} else {
mntfromname = mntbuf->f_mntfromname;
options = update_options(options, NULL,
mntbuf->f_flags);
}
rval = mountfs(mntbuf->f_fstypename, mntfromname,
mntbuf->f_mntonname, init_flags, options, 0);
break;
}
if ((fs = getfsfile(*argv)) == NULL &&
(fs = getfsspec(*argv)) == NULL)
errx(1, "%s: unknown special file or file system",
*argv);
if (BADTYPE(fs->fs_type))
errx(1, "%s has unknown file system type",
*argv);
rval = mountfs(fs->fs_vfstype, fs->fs_spec, fs->fs_file,
init_flags, options, fs->fs_mntops);
break;
case 2:
/*
* If -t flag has not been specified, the path cannot be
* found, spec contains either a ':' or a '@', then assume
* that an NFS file system is being specified ala Sun.
* Check if the hostname contains only allowed characters
* to reduce false positives. IPv6 addresses containing
* ':' will be correctly parsed only if the separator is '@'.
* The definition of a valid hostname is taken from RFC 1034.
*/
if (vfslist == NULL && ((ep = strchr(argv[0], '@')) != NULL ||
(ep = strchr(argv[0], ':')) != NULL)) {
if (*ep == '@') {
cp = ep + 1;
ep = cp + strlen(cp);
} else
cp = argv[0];
while (cp != ep) {
if (!isdigit(*cp) && !isalpha(*cp) &&
*cp != '.' && *cp != '-' && *cp != ':')
break;
cp++;
}
if (cp == ep)
vfstype = "nfs";
}
rval = mountfs(vfstype,
argv[0], argv[1], init_flags, options, NULL);
break;
default:
usage();
/* NOTREACHED */
}
/*
* If the mount was successfully, and done by root, tell mountd the
* good news.
*/
if (rval == 0 && getuid() == 0)
restart_mountd();
exit(rval);
}
int
df_main(int argc, char *argv[])
{
struct stat stbuf;
struct statfs statfsbuf, *mntbuf;
struct maxwidths maxwidths;
char *mntpt, **vfslist;
long mntsize;
int ch, i, rv, tflag = 0, kludge_tflag = 0;
int kflag = 0;
// always init the flags:
aflag = hflag = iflag = nflag = 0;
headerlen = 0; timesthrough = 0;
optind = 1; opterr = 1; optreset = 1;
const char *options = "abgHhiklmnPt:T:";
if (COMPAT_MODE("bin/df", "unix2003")) {
/* Unix2003 requires -t be "include total capacity". which df
already does, but it conflicts with the old -t so we need to
*not* expect a string after -t (we provide -T in both cases
to cover the old use of -t) */
options = "abgHhiklmnPtT:";
// iflag = 1;
iflag = 0;
}
vfslist = NULL;
while ((ch = getopt(argc, argv, options)) != -1)
switch (ch) {
case 'a':
aflag = 1;
break;
case 'b':
/* FALLTHROUGH */
case 'P':
if (COMPAT_MODE("bin/df", "unix2003")) {
if (!kflag) {
/* -k overrides -P */
putenv("BLOCKSIZE=512");
}
iflag = 0;
} else {
putenv("BLOCKSIZE=512");
}
hflag = 0;
break;
case 'g':
putenv("BLOCKSIZE=1g");
hflag = 0;
break;
case 'H':
hflag = UNITS_SI;
valp = vals_si;
break;
case 'h':
hflag = UNITS_2;
valp = vals_base2;
break;
case 'i':
iflag = 1;
break;
case 'k':
if (COMPAT_MODE("bin/df", "unix2003")) {
putenv("BLOCKSIZE=1024");
} else {
putenv("BLOCKSIZE=1k");
}
kflag = 1;
hflag = 0;
break;
case 'l':
if (tflag) {
// errx(1, "-l and -T are mutually exclusive.");
fprintf(stderr, "df: -l and -T are mutually exclusive.\n");
pthread_exit(NULL);
}
if (vfslist != NULL)
break;
vfslist = makevfslist(makenetvfslist());
break;
case 'm':
putenv("BLOCKSIZE=1m");
hflag = 0;
break;
case 'n':
nflag = 1;
break;
case 't':
/* Unix2003 uses -t for something we do by default */
if (COMPAT_MODE("bin/df", "unix2003")) {
kludge_tflag = 1;
break;
}
case 'T':
if (vfslist != NULL) {
if (tflag) {
// errx(1, "only one -%c option may be specified", ch);
fprintf(stderr, "df: only one -%c option may be specified\n", ch);
pthread_exit(NULL);
}
else {
// errx(1, "-l and -%c are mutually exclusive.", ch);
fprintf(stderr, "df: -l and -%c are mutually exclusive.\n", ch);
pthread_exit(NULL);
}
}
tflag++;
vfslist = makevfslist(optarg);
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
/* If we are in unix2003 mode, have seen a -t but no -T and the first
non switch arg isn't a file, let's pretend they used -T on it.
This makes the Lexmark printer installer happy (PR-3918471) */
if (tflag == 0 && kludge_tflag && *argv && stat(*argv, &stbuf) < 0
&& errno == ENOENT) {
vfslist = makevfslist(*argv++);
}
mntsize = getmntinfo(&mntbuf, MNT_NOWAIT);
bzero(&maxwidths, sizeof(maxwidths));
for (i = 0; i < mntsize; i++)
update_maxwidths(&maxwidths, &mntbuf[i]);
rv = 0;
if (!*argv) {
mntsize = regetmntinfo(&mntbuf, mntsize, vfslist);
bzero(&maxwidths, sizeof(maxwidths));
for (i = 0; i < mntsize; i++)
update_maxwidths(&maxwidths, &mntbuf[i]);
for (i = 0; i < mntsize; i++) {
if (aflag || (mntbuf[i].f_flags & MNT_IGNORE) == 0)
prtstat(&mntbuf[i], &maxwidths);
}
exit(rv);
}
for (; *argv; argv++) {
if (stat(*argv, &stbuf) < 0) {
if ((mntpt = getmntpt(*argv)) == 0) {
fprintf(stderr, "df: %s: %s\n", *argv, strerror(errno));
// warn("%s", *argv);
rv = 1;
continue;
}
} else if (S_ISCHR(stbuf.st_mode) || S_ISBLK(stbuf.st_mode)) {
fprintf(stderr, "df: %s: Raw devices not supported: %s\n", *argv, strerror(errno));
// warnx("%s: Raw devices not supported", *argv);
rv = 1;
continue;
} else
mntpt = *argv;
/*
* Statfs does not take a `wait' flag, so we cannot
* implement nflag here.
*/
if (statfs(mntpt, &statfsbuf) < 0) {
fprintf(stderr, "df: %s: %s\n", mntpt, strerror(errno));
// warn("%s", mntpt);
rv = 1;
continue;
}
/* Check to make sure the arguments we've been
* given are satisfied. Return an error if we
* have been asked to list a mount point that does
* not match the other args we've been given (-l, -t, etc.)
*/
if (checkvfsname(statfsbuf.f_fstypename, vfslist)) {
rv++;
continue;
}
if (argc == 1) {
bzero(&maxwidths, sizeof(maxwidths));
update_maxwidths(&maxwidths, &statfsbuf);
}
prtstat(&statfsbuf, &maxwidths);
}
return (rv);
}
int
main(int argc, char *argv[])
{
int all, errs, ch, mntsize;
char **typelist = NULL, *mntonname, *mntfromname;
char *type, *mntfromnamerev, *mntonnamerev;
struct statfs *mntbuf;
/* Start disks transferring immediately. */
sync();
all = errs = 0;
while ((ch = getopt(argc, argv, "Aafh:t:v")) != -1)
switch (ch) {
case 'A':
all = 2;
break;
case 'a':
all = 1;
break;
case 'f':
fflag = MNT_FORCE;
break;
case 'h': /* -h implies -A. */
all = 2;
nfshost = optarg;
break;
case 't':
if (typelist != NULL)
err(1, "only one -t option may be specified");
typelist = makevfslist(optarg);
break;
case 'v':
vflag = 1;
break;
default:
usage();
/* NOTREACHED */
}
argc -= optind;
argv += optind;
if ((argc == 0 && !all) || (argc != 0 && all))
usage();
/* -h implies "-t nfs" if no -t flag. */
if ((nfshost != NULL) && (typelist == NULL))
typelist = makevfslist("nfs");
switch (all) {
case 2:
if ((mntsize = mntinfo(&mntbuf)) <= 0)
break;
/*
* We unmount the nfs-mounts in the reverse order
* that they were mounted.
*/
for (errs = 0, mntsize--; mntsize > 0; mntsize--) {
if (checkvfsname(mntbuf[mntsize].f_fstypename,
typelist))
continue;
/*
* Check if a mountpoint is laid over by another mount.
* A warning will be printed to stderr if this is
* the case. The laid over mount remains unmounted.
*/
mntonname = mntbuf[mntsize].f_mntonname;
mntfromname = mntbuf[mntsize].f_mntfromname;
mntonnamerev = getmntname(getmntname(mntonname,
NULL, MNTFROM, &type, NAME), NULL,
MNTON, &type, NAME);
mntfromnamerev = getmntname(mntonnamerev,
NULL, MNTFROM, &type, NAME);
if (strcmp(mntonnamerev, mntonname) == 0 &&
strcmp(mntfromnamerev, mntfromname ) != 0)
warnx("cannot umount %s, %s\n "
"is mounted there, umount it first",
mntonname, mntfromnamerev);
if (umountfs(mntbuf[mntsize].f_mntonname,
typelist) != 0)
errs = 1;
}
free(mntbuf);
break;
case 1:
if (setfsent() == 0)
err(1, "%s", _PATH_FSTAB);
errs = umountall(typelist);
break;
case 0:
for (errs = 0; *argv != NULL; ++argv)
if (umountfs(*argv, typelist) != 0)
errs = 1;
break;
}
(void)getmntname(NULL, NULL, NOTHING, NULL, FREE);
exit(errs);
}
