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authorEric Andersen1999-10-08 17:14:14 +0000
committerEric Andersen1999-10-08 17:14:14 +0000
commit8341a1565306a54e685455d19efb0516ad3328a1 (patch)
tree61b2bca05cc536fc83979be4ef23604754eb1a19 /util-linux/mount.c
parent596e5469d00fa4a74d8a3b1ebfaae20ce8dc3afe (diff)
downloadbusybox-8341a1565306a54e685455d19efb0516ad3328a1.zip
busybox-8341a1565306a54e685455d19efb0516ad3328a1.tar.gz
Finally mount works properly. Made debugging work (no more -s ld flag
when debugging is on).
Diffstat (limited to 'util-linux/mount.c')
-rw-r--r--util-linux/mount.c87
1 files changed, 48 insertions, 39 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c
index 9a1accc..4e5c074 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -22,8 +22,8 @@
* will try mounting stuff with all fses when passed -t auto
*
* 1999-04-17 Dave Cinege...Rewrote -t auto. Fixed ro mtab.
- * 1999-10-07 Erik Andersen. Removed mtab usage, major adjustments,
- * and some serious dieting all around.
+ * 1999-10-07 Erik Andersen. Rewrote of a lot of code. Removed mtab
+ * usage, major adjustments, and some serious dieting all around.
*/
#include "internal.h"
@@ -81,36 +81,42 @@ static const struct mount_options mount_options[] = {
};
+/* Seperate standard mount options from the nonstandard string options */
static void
-parse_mount_options ( char *options, unsigned long *flags, char *data)
+parse_mount_options ( char *options, unsigned long *flags, char *strflags)
{
- printf("option=%s\n", options);
- while (*options) {
+ while (options) {
+ int gotone=FALSE;
char *comma = strchr (options, ',');
const struct mount_options* f = mount_options;
if (comma)
*comma = '\0';
- printf("checking option=%s vs %s\n", options, f->name);
while (f->name != 0) {
- printf("checking option=%s vs %s\n", options, f->name);
if (strcasecmp (f->name, options) == 0) {
*flags &= f->and;
*flags |= f->or;
- return;
+ gotone=TRUE;
+ break;
}
f++;
}
- if (*data) {
- data += strlen (data);
- *data++ = ',';
+ if (*strflags && strflags!= '\0' && gotone==FALSE) {
+ char *temp=strflags;
+ temp += strlen (strflags);
+ *temp++ = ',';
+ *temp++ = '\0';
+ }
+ if (gotone==FALSE) {
+ strcat (strflags, options);
+ gotone=FALSE;
}
- strcpy (data, options);
if (comma) {
*comma = ',';
options = ++comma;
- } else
+ } else {
break;
+ }
}
}
@@ -163,11 +169,13 @@ mount_one (
extern int mount_main (int argc, char **argv)
{
- char string_flags[1024]="\0";
+ char string_flags[1024]="";
unsigned long flags = 0;
char *filesystemType = "auto";
+ char *device = NULL;
+ char *directory = NULL;
int all = 0;
- int i = argc;
+ int i;
if (argc == 1) {
FILE *mountTable;
@@ -187,29 +195,31 @@ extern int mount_main (int argc, char **argv)
/* Parse options */
- while (**argv) {
+ i = --argc;
+ argv++;
+ while (i > 0 && **argv) {
if (**argv == '-') {
- switch (**argv) {
+ while (i>0 && *++(*argv)) switch (**argv) {
case 'o':
- if (++argv == 0) {
+ if (--i == 0) {
fprintf (stderr, "%s\n", mount_usage);
return( FALSE);
}
- parse_mount_options (*argv, &flags, string_flags);
- argc--;
- argv++;
+ parse_mount_options (*(++argv), &flags, string_flags);
+ --i;
+ ++argv;
break;
case 'r':
flags |= MS_RDONLY;
break;
case 't':
- if (++argv == 0) {
+ if (--i == 0) {
fprintf (stderr, "%s\n", mount_usage);
return( FALSE);
}
- filesystemType = *argv;
- argc--;
- argv++;
+ filesystemType = *(++argv);
+ --i;
+ ++argv;
break;
case 'w':
flags &= ~MS_RDONLY;
@@ -222,6 +232,16 @@ extern int mount_main (int argc, char **argv)
case '-':
fprintf (stderr, "%s\n", mount_usage);
return( TRUE);
+ break;
+ }
+ } else {
+ if (device == NULL)
+ device=*argv;
+ else if (directory == NULL)
+ directory=*argv;
+ else {
+ fprintf (stderr, "%s\n", mount_usage);
+ return( TRUE);
}
}
i--;
@@ -236,9 +256,6 @@ extern int mount_main (int argc, char **argv)
perror("/etc/fstab");
return( FALSE);
}
- // FIXME: Combine read routine (make new function) with unmount_all
- // to save space.
-
while ((m = getmntent (f)) != NULL) {
// If the file system isn't noauto, and isn't mounted on /, mount
// it
@@ -250,19 +267,11 @@ extern int mount_main (int argc, char **argv)
m->mnt_opts);
}
}
-
endmntent (f);
} else {
- if (argc >= 3) {
- while (i < argc)
- argv--;
- while (**argv == '-')
- argv++;
- if (mount_one
- (*argv, *(argv+1), filesystemType, flags,
- string_flags) == 0) return 0;
- else
- return( FALSE);
+ if (device && directory) {
+ return (mount_one (device, directory, filesystemType,
+ flags, string_flags));
} else {
fprintf (stderr, "%s\n", mount_usage);
return( FALSE);