LDFLAGS= -s
LIBRARIES=-lc
-OBJECTS=$(shell ./busybox.sh) utility.o
+OBJECTS=$(shell ./busybox.sh)
CFLAGS+= -DBB_VER='"$(VERSION)"'
CFLAGS+= -DBB_BT='"$(BUILDTIME)"'
{"mt", mt_main},
#endif
#ifdef BB_MV //bin
- {"mv", dyadic_main},
+ {"mv", mv_main},
#endif
#ifdef BB_PRINTF //usr/bin
{"printf", printf_main},
{"sync", sync_main},
#endif
#ifdef BB_TOUCH //usr/bin
- {"touch", monadic_main},
+ {"touch", touch_main},
#endif
#ifdef BB_TRUE //bin
{"true", true_main},
const struct Applet *a = applets;
fprintf(stderr, "BusyBox v%s (%s) multi-call binary -- GPL2\n",
BB_VER, BB_BT);
- fprintf(stderr, "Usage: busybox [function] [arguments]...\n");
- fprintf(stderr, "or\nUsage: [function] [arguments]...\n");
+ fprintf(stderr, "\nUsage:\t[function] [arguments]...\n");
+ fprintf(stderr, "\tbusybox [function] [arguments]...\n");
fprintf(stderr,
"\n\tMost people will create a symlink to busybox for each\n"
"\tfunction name, and busybox will act like whatever you invoke it as.\n");
{"mt", mt_main},
#endif
#ifdef BB_MV //bin
- {"mv", dyadic_main},
+ {"mv", mv_main},
#endif
#ifdef BB_PRINTF //usr/bin
{"printf", printf_main},
{"sync", sync_main},
#endif
#ifdef BB_TOUCH //usr/bin
- {"touch", monadic_main},
+ {"touch", touch_main},
#endif
#ifdef BB_TRUE //bin
{"true", true_main},
const struct Applet *a = applets;
fprintf(stderr, "BusyBox v%s (%s) multi-call binary -- GPL2\n",
BB_VER, BB_BT);
- fprintf(stderr, "Usage: busybox [function] [arguments]...\n");
- fprintf(stderr, "or\nUsage: [function] [arguments]...\n");
+ fprintf(stderr, "\nUsage:\t[function] [arguments]...\n");
+ fprintf(stderr, "\tbusybox [function] [arguments]...\n");
fprintf(stderr,
"\n\tMost people will create a symlink to busybox for each\n"
"\tfunction name, and busybox will act like whatever you invoke it as.\n");
//#define BB_LOADKMAP
////#define BB_LOSETUP
#define BB_LS
-//#define BB_MAIN
//#define BB_MAKEDEVS
////#define BB_MATH
//#define BB_MKDIR
//#define BB_MNC
//#define BB_MONADIC
#define BB_MORE
-//#define BB_MOUNT
+#define BB_MOUNT
////#define BB_MT
-//#define BB_MV
+#define BB_MV
//#define BB_POSTPROCESS
//#define BB_PRINTF
//#define BB_PWD
//#define BB_SWAPON
//#define BB_SYNC
#define BB_TAR
-//#define BB_TOUCH
+#define BB_TOUCH
#define BB_TRUE
//#define BB_UMOUNT
//#define BB_UPDATE
-//#define BB_UTILITY
+#define BB_UTILITY
#define BB_ZCAT
#define BB_GZIP
#include <mntent.h>
#include <sys/stat.h>
#include <sys/vfs.h>
+#include <fstab.h>
const char df_usage[] = "df [filesystem ...]\n"
"\n"
static int
-df(const char * device, const char * mountPoint)
+df(char* device, const char * mountPoint)
{
struct statfs s;
long blocks_used;
blocks_used = s.f_blocks - s.f_bfree;
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
+ if ( strcmp(device, "/dev/root")==0)
+ device=(getfsfile ("/"))->fs_spec;
printf(
"%-20s %9ld %9ld %9ld %3ld%% %s\n",
}
while ( (mountEntry = getmntent (mountTable))) {
- int status=df(mountEntry->mnt_fsname ,mountEntry->mnt_dir);
+ int status=df(mountEntry->mnt_fsname, mountEntry->mnt_dir);
if (status)
return status;
}
endmntent(mountTable);
return mountEntry;
}
+
+
+/*
+ * Mini mv implementation for busybox
+ *
+ * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
#include "internal.h"
#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <utime.h>
#include <errno.h>
-const char mv_usage[] = "mv source-file destination-file\n"
-"\t\tmv source-file [source-file ...] destination-directory\n"
-"\n"
-"\tMove the source files to the destination.\n"
-"\n";
+const char mv_usage[] = "source-file [source-file ...] destination-file\n"
+ "\n" "\tMove the source files to the destination.\n" "\n";
+
-extern int
-mv_fn(const struct FileInfo * i)
+
+extern int mv_main (int argc, char **argv)
{
- struct stat destination_stat;
- char d[1024];
- struct FileInfo n;
-
- if ( stat(i->destination, &destination_stat) == 0 ) {
- if ( i->stat.st_ino == destination_stat.st_ino
- && i->stat.st_dev == destination_stat.st_dev )
- return 0; /* Move file to itself. */
- }
- if ( (destination_stat.st_mode & S_IFMT) == S_IFDIR ) {
- n = *i;
- n.destination = join_paths(d, i->destination, basename(i->source));
- i = &n;
+ const char *srcName;
+ const char *destName;
+ const char *lastArg;
+ BOOL dirFlag;
+
+ if (argc < 3) {
+ fprintf (stderr, "Usage: %s %s", *argv, mv_usage);
+ return (FALSE);
+ }
+ lastArg = argv[argc - 1];
+
+ dirFlag = isDirectory (lastArg);
+
+ if ((argc > 3) && !dirFlag) {
+ fprintf (stderr, "%s: not a directory\n", lastArg);
+
+ return (FALSE);
+ }
+
+ while (argc-- > 2) {
+ srcName = *(++argv);
+
+ if (access (srcName, 0) < 0) {
+ perror (srcName);
+ continue;
}
- if ( rename(i->source, i->destination) == 0 )
- return 0;
- else if ( errno == EXDEV && is_a_directory(i->source) ) {
- fprintf(stderr
- ,"%s: Can't move directory across filesystems.\n"
- ,i->source);
- return 1;
+
+ destName = lastArg;
+
+ if (dirFlag)
+ destName = buildName (destName, srcName);
+
+ if (rename (srcName, destName) >= 0)
+ continue;
+
+ if (errno != EXDEV) {
+ perror (destName);
+ continue;
}
- else
- return cp_fn(i);
+
+ if (!copyFile (srcName, destName, TRUE))
+ continue;
+
+ if (unlink (srcName) < 0)
+ perror (srcName);
+ }
+ return (TRUE);
}
+/*
+ * Mini touch implementation for busybox
+ *
+ * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
#include "internal.h"
-#include <sys/types.h>
#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
#include <utime.h>
+#include <errno.h>
+
-const char touch_usage[] = "touch [-c] file [file ...]\n"
-"\n"
+const char touch_usage[] = "touch [-c] file [file ...]\n\n"
"\tUpdate the last-modified date on the given file[s].\n";
-extern int
-touch_fn(const struct FileInfo * i)
+
+
+extern int
+touch_main(int argc, char **argv)
{
- if ( (utime(i->source, 0) != 0) && (i->create != 1) ) {
- if ( fopen(i->source, "w") == NULL ) {
- name_and_error(i->source);
- return 1;
- }
+ int fd;
+ int create=TRUE;
+
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv, touch_usage);
+ exit( FALSE);
+ }
+ argc--;
+ argv++;
+
+ /* Parse options */
+ while (**argv == '-') {
+ while (*++(*argv)) switch (**argv) {
+ case 'c':
+ create = FALSE;
+ break;
+ default:
+ fprintf(stderr, "Unknown option: %c\n", **argv);
+ exit( FALSE);
}
- return 0;
+ argc--;
+ argv++;
+ }
+
+ fd = open (*argv, (create==FALSE)? O_RDWR : O_RDWR | O_CREAT, 0644);
+ if (fd < 0 ) {
+ if (create==FALSE && errno == ENOENT)
+ exit( TRUE);
+ else {
+ perror("touch");
+ exit( FALSE);
+ }
+ }
+ close( fd);
+ if (utime (*argv, NULL)) {
+ perror("touch");
+ exit( FALSE);
+ }
+ else
+ exit( TRUE);
}
+
+
+
+
+
+
#include <mntent.h>
#include <sys/stat.h>
#include <sys/vfs.h>
+#include <fstab.h>
const char df_usage[] = "df [filesystem ...]\n"
"\n"
static int
-df(const char * device, const char * mountPoint)
+df(char* device, const char * mountPoint)
{
struct statfs s;
long blocks_used;
blocks_used = s.f_blocks - s.f_bfree;
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
+ if ( strcmp(device, "/dev/root")==0)
+ device=(getfsfile ("/"))->fs_spec;
printf(
"%-20s %9ld %9ld %9ld %3ld%% %s\n",
}
while ( (mountEntry = getmntent (mountTable))) {
- int status=df(mountEntry->mnt_fsname ,mountEntry->mnt_dir);
+ int status=df(mountEntry->mnt_fsname, mountEntry->mnt_dir);
if (status)
return status;
}
endmntent(mountTable);
return mountEntry;
}
+
+
const char grep_usage[] =
-"Search the input file(s) for lines matching the given pattern.\n"
-"\tI search stdin if no files are given.\n"
-"\tI can't grok full regular expressions.\n"
-"usage: grep [in] PATTERN [FILES]...\n"
-"\ti=ignore case, n=list line numbers\n";
+ "Search the input file(s) for lines matching the given pattern.\n"
+ "\tI search stdin if no files are given.\n"
+ "\tI can't grok full regular expressions.\n"
+ "usage: grep [in] PATTERN [FILES]...\n"
+ "\ti=ignore case, n=list line numbers\n";
-static BOOL search
- (const char * string, const char * word, BOOL ignoreCase);
+static BOOL search (const char *string, const char *word, BOOL ignoreCase);
-extern int
-grep_main(int argc, char ** argv)
+extern int grep_main (int argc, char **argv)
{
- FILE * fp;
- const char * word;
- const char * name;
- const char * cp;
- BOOL tellName;
- BOOL ignoreCase;
- BOOL tellLine;
- long line;
- char buf[BUF_SIZE];
-
- ignoreCase = FALSE;
- tellLine = FALSE;
-
+ FILE *fp;
+ const char *word;
+ const char *name;
+ const char *cp;
+ BOOL tellName;
+ BOOL ignoreCase;
+ BOOL tellLine;
+ long line;
+ char buf[BUF_SIZE];
+
+ ignoreCase = FALSE;
+ tellLine = FALSE;
+
+ argc--;
+ argv++;
+ if (argc < 1) {
+ fprintf (stderr, "%s", grep_usage);
+ return 1;
+ }
+
+ if (**argv == '-') {
argc--;
- argv++;
- if (argc < 1)
- {
- fprintf(stderr, "%s", grep_usage);
- return 1;
- }
+ cp = *argv++;
- if (**argv == '-')
- {
- argc--;
- cp = *argv++;
-
- while (*++cp) switch (*cp)
- {
- case 'i':
- ignoreCase = TRUE;
- break;
-
- case 'n':
- tellLine = TRUE;
- break;
-
- default:
- fprintf(stderr, "Unknown option\n");
- return 1;
- }
- }
+ while (*++cp)
+ switch (*cp) {
+ case 'i':
+ ignoreCase = TRUE;
+ break;
- word = *argv++;
- argc--;
+ case 'n':
+ tellLine = TRUE;
+ break;
- tellName = (argc > 1);
+ default:
+ fprintf (stderr, "Unknown option\n");
+ return 1;
+ }
+ }
- while (argc-- > 0)
- {
- name = *argv++;
+ word = *argv++;
+ argc--;
- fp = fopen(name, "r");
+ tellName = (argc > 1);
- if (fp == NULL)
- {
- perror(name);
+ while (argc-- > 0) {
+ name = *argv++;
- continue;
- }
+ fp = fopen (name, "r");
- line = 0;
+ if (fp == NULL) {
+ perror (name);
- while (fgets(buf, sizeof(buf), fp))
- {
- line++;
+ continue;
+ }
- cp = &buf[strlen(buf) - 1];
+ line = 0;
- if (*cp != '\n')
- fprintf(stderr, "%s: Line too long\n", name);
+ while (fgets (buf, sizeof (buf), fp)) {
+ line++;
- if (search(buf, word, ignoreCase))
- {
- if (tellName)
- printf("%s: ", name);
+ cp = &buf[strlen (buf) - 1];
- if (tellLine)
- printf("%ld: ", line);
+ if (*cp != '\n')
+ fprintf (stderr, "%s: Line too long\n", name);
- fputs(buf, stdout);
- }
- }
+ if (search (buf, word, ignoreCase)) {
+ if (tellName)
+ printf ("%s: ", name);
- if (ferror(fp))
- perror(name);
+ if (tellLine)
+ printf ("%ld: ", line);
- fclose(fp);
+ fputs (buf, stdout);
+ }
}
- return 0;
+
+ if (ferror (fp))
+ perror (name);
+
+ fclose (fp);
+ }
+ return 0;
}
/*
* See if the specified word is found in the specified string.
*/
-static BOOL
-search(const char * string, const char * word, BOOL ignoreCase)
+static BOOL search (const char *string, const char *word, BOOL ignoreCase)
{
- const char * cp1;
- const char * cp2;
- int len;
- int lowFirst;
- int ch1;
- int ch2;
+ const char *cp1;
+ const char *cp2;
+ int len;
+ int lowFirst;
+ int ch1;
+ int ch2;
- len = strlen(word);
+ len = strlen (word);
- if (!ignoreCase)
- {
- while (TRUE)
- {
- string = strchr(string, word[0]);
+ if (!ignoreCase) {
+ while (TRUE) {
+ string = strchr (string, word[0]);
- if (string == NULL)
- return FALSE;
+ if (string == NULL)
+ return FALSE;
- if (memcmp(string, word, len) == 0)
- return TRUE;
+ if (memcmp (string, word, len) == 0)
+ return TRUE;
- string++;
- }
+ string++;
}
+ }
- /*
- * Here if we need to check case independence.
- * Do the search by lower casing both strings.
- */
- lowFirst = *word;
+ /*
+ * Here if we need to check case independence.
+ * Do the search by lower casing both strings.
+ */
+ lowFirst = *word;
- if (isupper(lowFirst))
- lowFirst = tolower(lowFirst);
+ if (isupper (lowFirst))
+ lowFirst = tolower (lowFirst);
- while (TRUE)
- {
- while (*string && (*string != lowFirst) &&
- (!isupper(*string) || (tolower(*string) != lowFirst)))
- {
- string++;
- }
-
- if (*string == '\0')
- return FALSE;
+ while (TRUE) {
+ while (*string && (*string != lowFirst) &&
+ (!isupper (*string) || (tolower (*string) != lowFirst))) {
+ string++;
+ }
- cp1 = string;
- cp2 = word;
+ if (*string == '\0')
+ return FALSE;
- do
- {
- if (*cp2 == '\0')
- return TRUE;
+ cp1 = string;
+ cp2 = word;
- ch1 = *cp1++;
+ do {
+ if (*cp2 == '\0')
+ return TRUE;
- if (isupper(ch1))
- ch1 = tolower(ch1);
+ ch1 = *cp1++;
- ch2 = *cp2++;
+ if (isupper (ch1))
+ ch1 = tolower (ch1);
- if (isupper(ch2))
- ch2 = tolower(ch2);
+ ch2 = *cp2++;
- }
- while (ch1 == ch2);
+ if (isupper (ch2))
+ ch2 = tolower (ch2);
- string++;
}
+ while (ch1 == ch2);
+
+ string++;
+ }
+ return (TRUE);
}
#endif
const char grep_usage[] =
-"Search the input file(s) for lines matching the given pattern.\n"
-"\tI search stdin if no files are given.\n"
-"\tI can't grok full regular expressions.\n"
-"usage: grep [in] PATTERN [FILES]...\n"
-"\ti=ignore case, n=list line numbers\n";
+ "Search the input file(s) for lines matching the given pattern.\n"
+ "\tI search stdin if no files are given.\n"
+ "\tI can't grok full regular expressions.\n"
+ "usage: grep [in] PATTERN [FILES]...\n"
+ "\ti=ignore case, n=list line numbers\n";
-static BOOL search
- (const char * string, const char * word, BOOL ignoreCase);
+static BOOL search (const char *string, const char *word, BOOL ignoreCase);
-extern int
-grep_main(int argc, char ** argv)
+extern int grep_main (int argc, char **argv)
{
- FILE * fp;
- const char * word;
- const char * name;
- const char * cp;
- BOOL tellName;
- BOOL ignoreCase;
- BOOL tellLine;
- long line;
- char buf[BUF_SIZE];
-
- ignoreCase = FALSE;
- tellLine = FALSE;
-
+ FILE *fp;
+ const char *word;
+ const char *name;
+ const char *cp;
+ BOOL tellName;
+ BOOL ignoreCase;
+ BOOL tellLine;
+ long line;
+ char buf[BUF_SIZE];
+
+ ignoreCase = FALSE;
+ tellLine = FALSE;
+
+ argc--;
+ argv++;
+ if (argc < 1) {
+ fprintf (stderr, "%s", grep_usage);
+ return 1;
+ }
+
+ if (**argv == '-') {
argc--;
- argv++;
- if (argc < 1)
- {
- fprintf(stderr, "%s", grep_usage);
- return 1;
- }
+ cp = *argv++;
- if (**argv == '-')
- {
- argc--;
- cp = *argv++;
-
- while (*++cp) switch (*cp)
- {
- case 'i':
- ignoreCase = TRUE;
- break;
-
- case 'n':
- tellLine = TRUE;
- break;
-
- default:
- fprintf(stderr, "Unknown option\n");
- return 1;
- }
- }
+ while (*++cp)
+ switch (*cp) {
+ case 'i':
+ ignoreCase = TRUE;
+ break;
- word = *argv++;
- argc--;
+ case 'n':
+ tellLine = TRUE;
+ break;
- tellName = (argc > 1);
+ default:
+ fprintf (stderr, "Unknown option\n");
+ return 1;
+ }
+ }
- while (argc-- > 0)
- {
- name = *argv++;
+ word = *argv++;
+ argc--;
- fp = fopen(name, "r");
+ tellName = (argc > 1);
- if (fp == NULL)
- {
- perror(name);
+ while (argc-- > 0) {
+ name = *argv++;
- continue;
- }
+ fp = fopen (name, "r");
- line = 0;
+ if (fp == NULL) {
+ perror (name);
- while (fgets(buf, sizeof(buf), fp))
- {
- line++;
+ continue;
+ }
- cp = &buf[strlen(buf) - 1];
+ line = 0;
- if (*cp != '\n')
- fprintf(stderr, "%s: Line too long\n", name);
+ while (fgets (buf, sizeof (buf), fp)) {
+ line++;
- if (search(buf, word, ignoreCase))
- {
- if (tellName)
- printf("%s: ", name);
+ cp = &buf[strlen (buf) - 1];
- if (tellLine)
- printf("%ld: ", line);
+ if (*cp != '\n')
+ fprintf (stderr, "%s: Line too long\n", name);
- fputs(buf, stdout);
- }
- }
+ if (search (buf, word, ignoreCase)) {
+ if (tellName)
+ printf ("%s: ", name);
- if (ferror(fp))
- perror(name);
+ if (tellLine)
+ printf ("%ld: ", line);
- fclose(fp);
+ fputs (buf, stdout);
+ }
}
- return 0;
+
+ if (ferror (fp))
+ perror (name);
+
+ fclose (fp);
+ }
+ return 0;
}
/*
* See if the specified word is found in the specified string.
*/
-static BOOL
-search(const char * string, const char * word, BOOL ignoreCase)
+static BOOL search (const char *string, const char *word, BOOL ignoreCase)
{
- const char * cp1;
- const char * cp2;
- int len;
- int lowFirst;
- int ch1;
- int ch2;
+ const char *cp1;
+ const char *cp2;
+ int len;
+ int lowFirst;
+ int ch1;
+ int ch2;
- len = strlen(word);
+ len = strlen (word);
- if (!ignoreCase)
- {
- while (TRUE)
- {
- string = strchr(string, word[0]);
+ if (!ignoreCase) {
+ while (TRUE) {
+ string = strchr (string, word[0]);
- if (string == NULL)
- return FALSE;
+ if (string == NULL)
+ return FALSE;
- if (memcmp(string, word, len) == 0)
- return TRUE;
+ if (memcmp (string, word, len) == 0)
+ return TRUE;
- string++;
- }
+ string++;
}
+ }
- /*
- * Here if we need to check case independence.
- * Do the search by lower casing both strings.
- */
- lowFirst = *word;
+ /*
+ * Here if we need to check case independence.
+ * Do the search by lower casing both strings.
+ */
+ lowFirst = *word;
- if (isupper(lowFirst))
- lowFirst = tolower(lowFirst);
+ if (isupper (lowFirst))
+ lowFirst = tolower (lowFirst);
- while (TRUE)
- {
- while (*string && (*string != lowFirst) &&
- (!isupper(*string) || (tolower(*string) != lowFirst)))
- {
- string++;
- }
-
- if (*string == '\0')
- return FALSE;
+ while (TRUE) {
+ while (*string && (*string != lowFirst) &&
+ (!isupper (*string) || (tolower (*string) != lowFirst))) {
+ string++;
+ }
- cp1 = string;
- cp2 = word;
+ if (*string == '\0')
+ return FALSE;
- do
- {
- if (*cp2 == '\0')
- return TRUE;
+ cp1 = string;
+ cp2 = word;
- ch1 = *cp1++;
+ do {
+ if (*cp2 == '\0')
+ return TRUE;
- if (isupper(ch1))
- ch1 = tolower(ch1);
+ ch1 = *cp1++;
- ch2 = *cp2++;
+ if (isupper (ch1))
+ ch1 = tolower (ch1);
- if (isupper(ch2))
- ch2 = tolower(ch2);
+ ch2 = *cp2++;
- }
- while (ch1 == ch2);
+ if (isupper (ch2))
+ ch2 = tolower (ch2);
- string++;
}
+ while (ch1 == ch2);
+
+ string++;
+ }
+ return (TRUE);
}
#endif
extern int monadic_main(int argc, char** argv);
extern int mount_main(int argc, char** argv);
extern int mt_main(int argc, char** argv);
+extern int mv_main(int argc, char** argv);
extern int printf_main(int argc, char** argv);
extern int pwd_main(int argc, char** argv);
extern int reboot_main(int argc, char** argv);
extern int sh_main(int argc, char** argv);
extern int sleep_main(int argc, char** argv);
extern int tar_main(int argc, char** argv);
+extern int touch_main(int argc, char** argv);
extern int sync_main(int argc, char** argv);
extern int tput_main(int argc, char** argv);
extern int true_main(int argc, char** argv);
/*
- 3/21/1999 Charles P. Wright <cpwright@cpwright.com>
- searches through fstab when -a is passed
- will try mounting stuff with all fses when passed -t auto
-
- 1999-04-17 Dave Cinege...Rewrote -t auto. Fixed ro mtab.
+ * Mini mount implementation for busybox
+ *
+ * Copyright (C) 1999 by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * 3/21/1999 Charles P. Wright <cpwright@cpwright.com>
+ * searches through fstab when -a is passed
+ * 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.
*/
#include "internal.h"
#include <mntent.h>
#include <sys/mount.h>
#include <ctype.h>
-
-const char mount_usage[] = "mount\n"
-"\t\tmount [flags] special-device directory\n"
-"\n"
-"Flags:\n"
-"\t-a:\tMount all file systems in fstab.\n"
-"\t-f:\t\"Fake\" mount. Add entry to mount table but don't mount it.\n"
-"\t-n:\tDon't write a mount table entry.\n"
-"\t-o option:\tOne of many filesystem options, listed below.\n"
-"\t-r:\tMount the filesystem read-only.\n"
-"\t-t filesystem-type:\tSpecify the filesystem type.\n"
-"\t-w:\tMount for reading and writing (default).\n"
-"\n"
-"Options for use with the \"-o\" flag:\n"
-"\tasync / sync:\tWrites are asynchronous / synchronous.\n"
-"\tdev / nodev:\tAllow use of special device files / disallow them.\n"
-"\texec / noexec:\tAllow use of executable files / disallow them.\n"
-"\tsuid / nosuid:\tAllow set-user-id-root programs / disallow them.\n"
-"\tremount: Re-mount a currently-mounted filesystem, changing its flags.\n"
-"\tro / rw: Mount for read-only / read-write.\n"
-"\t"
-"There are EVEN MORE flags that are specific to each filesystem.\n"
-"You'll have to see the written documentation for those.\n";
+#include <fstab.h>
+
+const char mount_usage[] = "Usage:\tmount [flags]\n"
+ "\tmount [flags] device directory [-o options,more-options]\n"
+ "\n"
+ "Flags:\n"
+ "\t-a:\tMount all file systems in fstab.\n"
+ "\t-o option:\tOne of many filesystem options, listed below.\n"
+ "\t-r:\tMount the filesystem read-only.\n"
+ "\t-t filesystem-type:\tSpecify the filesystem type.\n"
+ "\t-w:\tMount for reading and writing (default).\n"
+ "\n"
+ "Options for use with the \"-o\" flag:\n"
+ "\tasync / sync:\tWrites are asynchronous / synchronous.\n"
+ "\tdev / nodev:\tAllow use of special device files / disallow them.\n"
+ "\texec / noexec:\tAllow use of executable files / disallow them.\n"
+ "\tsuid / nosuid:\tAllow set-user-id-root programs / disallow them.\n"
+ "\tremount: Re-mount a currently-mounted filesystem, changing its flags.\n"
+ "\tro / rw: Mount for read-only / read-write.\n"
+ "\t"
+ "There are EVEN MORE flags that are specific to each filesystem.\n"
+ "You'll have to see the written documentation for those.\n";
struct mount_options {
- const char * name;
- unsigned long and;
- unsigned long or;
+ const char *name;
+ unsigned long and;
+ unsigned long or;
};
-static const struct mount_options mount_options[] = {
- { "async", ~MS_SYNCHRONOUS,0 },
- { "defaults", ~0, 0 },
- { "dev", ~MS_NODEV, 0 },
- { "exec", ~MS_NOEXEC, 0 },
- { "nodev", ~0, MS_NODEV },
- { "noexec", ~0, MS_NOEXEC },
- { "nosuid", ~0, MS_NOSUID },
- { "remount", ~0, MS_REMOUNT },
- { "ro", ~0, MS_RDONLY },
- { "rw", ~MS_RDONLY, 0 },
- { "suid", ~MS_NOSUID, 0 },
- { "sync", ~0, MS_SYNCHRONOUS },
- { 0, 0, 0 }
+static const struct mount_options mount_options[] = {
+ {"async", ~MS_SYNCHRONOUS, 0},
+ {"defaults", ~0, 0},
+ {"dev", ~MS_NODEV, 0},
+ {"exec", ~MS_NOEXEC, 0},
+ {"nodev", ~0, MS_NODEV},
+ {"noexec", ~0, MS_NOEXEC},
+ {"nosuid", ~0, MS_NOSUID},
+ {"remount", ~0, MS_REMOUNT},
+ {"ro", ~0, MS_RDONLY},
+ {"rw", ~MS_RDONLY, 0},
+ {"suid", ~MS_NOSUID, 0},
+ {"sync", ~0, MS_SYNCHRONOUS},
+ {0, 0, 0}
};
-static void
-show_flags(unsigned long flags, char * buffer)
-{
- const struct mount_options * f = mount_options;
- while ( f->name ) {
- if ( flags & f->and ) {
- int length = strlen(f->name);
- memcpy(buffer, f->name, length);
- buffer += length;
- *buffer++ = ',';
- *buffer = '\0';
- }
- f++;
- }
-}
static void
-one_option(
- char * option
-,unsigned long * flags
-,char * data)
+parse_mount_options ( char *options, unsigned long *flags, char *data)
{
- const struct mount_options * f = mount_options;
-
- while ( f->name != 0 ) {
- if ( strcasecmp(f->name, option) == 0 ) {
- *flags &= f->and;
- *flags |= f->or;
- return;
- }
- f++;
+ printf("option=%s\n", options);
+ while (*options) {
+ 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;
+ }
+ f++;
}
- if ( *data ) {
- data += strlen(data);
- *data++ = ',';
- }
- strcpy(data, option);
-}
-
-static void
-parse_mount_options(
- char * options
-,unsigned long * flags
-,char * data)
-{
- while ( *options ) {
- char * comma = strchr(options, ',');
- if ( comma )
- *comma = '\0';
- one_option(options, flags, data);
- if ( comma ) {
- *comma = ',';
- options = ++comma;
- }
- else
- break;
+ if (*data) {
+ data += strlen (data);
+ *data++ = ',';
}
+ strcpy (data, options);
+ if (comma) {
+ *comma = ',';
+ options = ++comma;
+ } else
+ break;
+ }
}
int
-mount_one(
- char * blockDevice
-,char * directory
-,char * filesystemType
-,unsigned long flags
-,char * string_flags
-,int noMtab
-,int fake)
+mount_one (
+ char *blockDevice, char *directory, char *filesystemType,
+ unsigned long flags, char *string_flags)
{
- int error = 0;
- int status = 0;
-
- char buf[255];
-
- if (!fake) {
- if (*filesystemType == 'a') { //Will fail on real FS starting with 'a'
-
- FILE *f = fopen("/proc/filesystems", "r");
-
- if (f == NULL) return 1;
-
- while (fgets(buf, sizeof(buf), f) != NULL) {
- filesystemType = buf;
- if (*filesystemType == '\t') { // Not a nodev filesystem
-
- while (*filesystemType && *filesystemType != '\n') filesystemType++;
- *filesystemType = '\0';
-
- filesystemType = buf;
- filesystemType++; //hop past tab
-
- status = mount(blockDevice, directory, filesystemType,
- flags|MS_MGC_VAL ,string_flags);
- error = errno;
-
- if (status == 0) break;
- }
- }
- fclose(f);
- } else {
-
- status = mount( blockDevice, directory, filesystemType,
- flags|MS_MGC_VAL ,string_flags);
- error = errno;
- }
- }
-
- if ( status == 0 ) {
- char * s = &string_flags[strlen(string_flags)];
- FILE * mountTable;
- if ( s != string_flags ) {
- *s++ = ',';
- show_flags(flags, s);
- }
- if ( !noMtab && (mountTable = setmntent("/etc/mtab", "a+")) ) {
- int length = strlen(directory);
- struct mntent m;
+ int status = 0;
- if ( length > 1 && directory[length - 1] == '/' )
- directory[length - 1] = '\0';
+ char buf[255];
- if ( filesystemType == 0 ) {
- struct mntent * p
- = findMountPoint(blockDevice, "/proc/mounts");
+ if (strcmp(filesystemType, "auto") == 0) {
+ FILE *f = fopen ("/proc/filesystems", "r");
- if ( p && p->mnt_type )
- filesystemType = p->mnt_type;
- }
- m.mnt_fsname = blockDevice;
- m.mnt_dir = directory;
- m.mnt_type = filesystemType ? filesystemType : "default";
-
- if (*string_flags) {
- m.mnt_opts = string_flags;
- } else {
- if ( (flags | MS_RDONLY) == flags )
- m.mnt_opts = "ro";
- else
- m.mnt_opts = "rw";
- }
-
- m.mnt_freq = 0;
- m.mnt_passno = 0;
- addmntent(mountTable, &m);
- endmntent(mountTable);
- }
- return 0;
- } else {
- fprintf(stderr, "Mount %s", blockDevice);
- if ( filesystemType && *filesystemType )
- fprintf(stderr, " (type %s)", filesystemType);
+ if (f == NULL)
+ return( FALSE);
- fprintf(
- stderr
- ," on %s: "
- ,directory);
+ while (fgets (buf, sizeof (buf), f) != NULL) {
+ filesystemType = buf;
+ if (*filesystemType == '\t') { // Not a nodev filesystem
- switch ( error ) {
- case EPERM:
- if (geteuid() == 0)
- fprintf(
- stderr
- ,"mount point %s is not a directory"
- ,blockDevice);
- else
- fprintf(
- stderr
- ,"must be superuser to use mount");
- break;
- case EBUSY:
- fprintf(
- stderr
- ,"%s already mounted or %s busy"
- ,blockDevice
- ,directory);
- break;
- case ENOENT:
- {
- struct stat statbuf;
- if ( stat(directory, &statbuf) != 0 )
- fprintf(
- stderr
- ,"directory %s does not exist"
- ,directory);
- else if ( stat(blockDevice, &statbuf) != 0 )
- fprintf(
- stderr
- ,"block device %s does not exist"
- ,blockDevice);
- else
- fprintf(
- stderr
- ,"%s is not mounted on %s, but the mount table says it is."
- ,blockDevice
- ,directory);
- break;
- }
- case ENOTDIR:
- fprintf(
- stderr
- ,"%s is not a directory"
- ,directory);
- break;
- case EINVAL:
- fprintf(
- stderr
- ,"wrong filesystem type, or bad superblock on %s"
- ,blockDevice);
- break;
- case EMFILE:
- fprintf(stderr, "mount table full");
- break;
- case EIO:
- fprintf(
- stderr
- ,"I/O error reading %s"
- ,blockDevice);
- break;
- case ENODEV:
- {
- FILE * f = fopen("/proc/filesystems", "r");
+ // Add NULL termination to each line
+ while (*filesystemType && *filesystemType != '\n')
+ filesystemType++;
+ *filesystemType = '\0';
- fprintf(
- stderr
- ,"filesystem type %s not in kernel.\n"
- ,filesystemType);
- fprintf(stderr, "Do you need to load a module?\n");
- if ( f ) {
- char buf[100];
+ filesystemType = buf;
+ filesystemType++; // hop past tab
- fprintf(
- stderr
- ,"Here are the filesystem types the kernel"
- " can mount:\n");
- while ( fgets(buf, sizeof(buf), f) != 0 )
- fprintf(stderr, "\t%s", buf);
- fclose(f);
- }
- break;
- }
- case ENOTBLK:
- fprintf(
- stderr
- ,"%s is not a block device"
- ,blockDevice);
- break;
- case ENXIO:
- fprintf(
- stderr
- ,"%s is not a valid block device"
- ,blockDevice);
- break;
- default:
- fputs(strerror(errno), stderr);
- }
- putc('\n', stderr);
- return -1;
+ status = mount (blockDevice, directory, filesystemType,
+ flags | MS_MGC_VAL, string_flags);
+ if (status == 0)
+ break;
+ }
}
+ fclose (f);
+ } else {
+ status = mount (blockDevice, directory, filesystemType,
+ flags | MS_MGC_VAL, string_flags);
+ }
+
+ if (status) {
+ fprintf (stderr, "Mounting %s on %s failed: %s\n",
+ blockDevice, directory, strerror(errno));
+ return (FALSE);
+ }
+ return (TRUE);
}
-extern int
-mount_main(struct FileInfo * i, int argc, char * * argv)
+extern int mount_main (int argc, char **argv)
{
- char string_flags[1024];
- unsigned long flags = 0;
- char * filesystemType = "auto";
- int fake = 0;
- int noMtab = 0;
- int all = 0;
-
- *string_flags = '\0';
-
- if ( argc == 1 ) {
- FILE * mountTable;
- if ( (mountTable = setmntent("/etc/mtab", "r")) ) {
- struct mntent * m;
- while ( (m = getmntent(mountTable)) != 0 ) {
- printf(
- "%s on %s type %s (%s)\n"
- ,m->mnt_fsname
- ,m->mnt_dir
- ,m->mnt_type
- ,m->mnt_opts);
- }
- endmntent(mountTable);
- }
- return 0;
+ char string_flags[1024]="\0";
+ unsigned long flags = 0;
+ char *filesystemType = "auto";
+ int all = 0;
+ int i = argc;
+
+ if (argc == 1) {
+ FILE *mountTable;
+ if ((mountTable = setmntent ("/proc/mounts", "r"))) {
+ struct mntent *m;
+ while ((m = getmntent (mountTable)) != 0) {
+ char *blockDevice = m->mnt_fsname;
+ if (strcmp (blockDevice, "/dev/root") == 0)
+ blockDevice = (getfsfile ("/"))->fs_spec;
+ printf ("%s on %s type %s (%s)\n", blockDevice, m->mnt_dir,
+ m->mnt_type, m->mnt_opts);
+ }
+ endmntent (mountTable);
}
-
- while ( argc >= 2 && argv[1][0] == '-' ) {
- switch ( argv[1][1] ) {
- case 'f':
- fake = 1;
- break;
- case 'n':
- noMtab = 1;
- break;
- case 'o':
- if ( argc < 3 ) {
- usage(mount_usage);
- return 1;
- }
- parse_mount_options(argv[2], &flags, string_flags);
- argc--;
- argv++;
- break;
- case 'r':
- flags |= MS_RDONLY;
- break;
- case 't':
- if ( argc < 3 ) {
- usage(mount_usage);
- return 1;
- }
- filesystemType = argv[2];
- argc--;
- argv++;
- break;
- case 'v':
- break;
- case 'w':
- flags &= ~MS_RDONLY;
- break;
- case 'a':
- all = 1;
- break;
- default:
- usage(mount_usage);
- return 1;
+ return( TRUE);
+ }
+
+
+ /* Parse options */
+ while (**argv) {
+ if (**argv == '-') {
+ switch (**argv) {
+ case 'o':
+ if (++argv == 0) {
+ fprintf (stderr, "%s\n", mount_usage);
+ return( FALSE);
}
+ parse_mount_options (*argv, &flags, string_flags);
argc--;
argv++;
- }
-
- if (all == 1) {
- struct mntent *m;
- FILE *f = setmntent("/etc/fstab", "r");
-
- if (f == NULL) {
- return 1;
+ break;
+ case 'r':
+ flags |= MS_RDONLY;
+ break;
+ case 't':
+ if (++argv == 0) {
+ fprintf (stderr, "%s\n", mount_usage);
+ return( FALSE);
}
+ filesystemType = *argv;
+ argc--;
+ argv++;
+ break;
+ case 'w':
+ flags &= ~MS_RDONLY;
+ break;
+ case 'a':
+ all = 1;
+ break;
+ case 'v':
+ case 'h':
+ case '-':
+ fprintf (stderr, "%s\n", mount_usage);
+ return( TRUE);
+ }
+ }
+ i--;
+ argv++;
+ }
- // FIXME: Combine read routine (make new function) with unmount_all to save space.
+ if (all == 1) {
+ struct mntent *m;
+ FILE *f = setmntent ("/etc/fstab", "r");
- while ((m = getmntent(f)) != NULL) {
- // If the file system isn't noauto, and isn't mounted on /, mount it
- if ((!strstr(m->mnt_opts, "noauto")) && (m->mnt_dir[1] != '\0')
- && !((m->mnt_type[0] == 's') && (m->mnt_type[1] == 'w'))
- && !((m->mnt_type[0] == 'n') && (m->mnt_type[1] == 'f'))) {
- mount_one(m->mnt_fsname, m->mnt_dir, m->mnt_type, flags, m->mnt_opts, noMtab, fake);
- }
- }
+ if (f == NULL) {
+ 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
+ if ((!strstr (m->mnt_opts, "noauto"))
+ && (m->mnt_dir[1] != '\0') && !((m->mnt_type[0] == 's')
+ && (m->mnt_type[1] == 'w'))
+ && !((m->mnt_type[0] == 'n') && (m->mnt_type[1] == 'f'))) {
+ mount_one (m->mnt_fsname, m->mnt_dir, m->mnt_type, flags,
+ m->mnt_opts);
+ }
+ }
- endmntent(f);
+ 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);
} else {
- if ( argc >= 3 ) {
- if ( mount_one( argv[1], argv[2], filesystemType, flags, string_flags, noMtab, fake) == 0 )
- return 0;
- else
- return 1;
- } else {
- usage(mount_usage);
- return 1;
- }
+ fprintf (stderr, "%s\n", mount_usage);
+ return( FALSE);
}
- return 0;
+ }
+ return( TRUE);
}
+/*
+ * Mini mv implementation for busybox
+ *
+ * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
#include "internal.h"
#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <utime.h>
#include <errno.h>
-const char mv_usage[] = "mv source-file destination-file\n"
-"\t\tmv source-file [source-file ...] destination-directory\n"
-"\n"
-"\tMove the source files to the destination.\n"
-"\n";
+const char mv_usage[] = "source-file [source-file ...] destination-file\n"
+ "\n" "\tMove the source files to the destination.\n" "\n";
+
-extern int
-mv_fn(const struct FileInfo * i)
+
+extern int mv_main (int argc, char **argv)
{
- struct stat destination_stat;
- char d[1024];
- struct FileInfo n;
-
- if ( stat(i->destination, &destination_stat) == 0 ) {
- if ( i->stat.st_ino == destination_stat.st_ino
- && i->stat.st_dev == destination_stat.st_dev )
- return 0; /* Move file to itself. */
- }
- if ( (destination_stat.st_mode & S_IFMT) == S_IFDIR ) {
- n = *i;
- n.destination = join_paths(d, i->destination, basename(i->source));
- i = &n;
+ const char *srcName;
+ const char *destName;
+ const char *lastArg;
+ BOOL dirFlag;
+
+ if (argc < 3) {
+ fprintf (stderr, "Usage: %s %s", *argv, mv_usage);
+ return (FALSE);
+ }
+ lastArg = argv[argc - 1];
+
+ dirFlag = isDirectory (lastArg);
+
+ if ((argc > 3) && !dirFlag) {
+ fprintf (stderr, "%s: not a directory\n", lastArg);
+
+ return (FALSE);
+ }
+
+ while (argc-- > 2) {
+ srcName = *(++argv);
+
+ if (access (srcName, 0) < 0) {
+ perror (srcName);
+ continue;
}
- if ( rename(i->source, i->destination) == 0 )
- return 0;
- else if ( errno == EXDEV && is_a_directory(i->source) ) {
- fprintf(stderr
- ,"%s: Can't move directory across filesystems.\n"
- ,i->source);
- return 1;
+
+ destName = lastArg;
+
+ if (dirFlag)
+ destName = buildName (destName, srcName);
+
+ if (rename (srcName, destName) >= 0)
+ continue;
+
+ if (errno != EXDEV) {
+ perror (destName);
+ continue;
}
- else
- return cp_fn(i);
+
+ if (!copyFile (srcName, destName, TRUE))
+ continue;
+
+ if (unlink (srcName) < 0)
+ perror (srcName);
+ }
+ return (TRUE);
}
+/*
+ * Mini touch implementation for busybox
+ *
+ * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
#include "internal.h"
-#include <sys/types.h>
#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
#include <utime.h>
+#include <errno.h>
+
-const char touch_usage[] = "touch [-c] file [file ...]\n"
-"\n"
+const char touch_usage[] = "touch [-c] file [file ...]\n\n"
"\tUpdate the last-modified date on the given file[s].\n";
-extern int
-touch_fn(const struct FileInfo * i)
+
+
+extern int
+touch_main(int argc, char **argv)
{
- if ( (utime(i->source, 0) != 0) && (i->create != 1) ) {
- if ( fopen(i->source, "w") == NULL ) {
- name_and_error(i->source);
- return 1;
- }
+ int fd;
+ int create=TRUE;
+
+ if (argc < 2) {
+ fprintf(stderr, "Usage: %s %s", *argv, touch_usage);
+ exit( FALSE);
+ }
+ argc--;
+ argv++;
+
+ /* Parse options */
+ while (**argv == '-') {
+ while (*++(*argv)) switch (**argv) {
+ case 'c':
+ create = FALSE;
+ break;
+ default:
+ fprintf(stderr, "Unknown option: %c\n", **argv);
+ exit( FALSE);
}
- return 0;
+ argc--;
+ argv++;
+ }
+
+ fd = open (*argv, (create==FALSE)? O_RDWR : O_RDWR | O_CREAT, 0644);
+ if (fd < 0 ) {
+ if (create==FALSE && errno == ENOENT)
+ exit( TRUE);
+ else {
+ perror("touch");
+ exit( FALSE);
+ }
+ }
+ close( fd);
+ if (utime (*argv, NULL)) {
+ perror("touch");
+ exit( FALSE);
+ }
+ else
+ exit( TRUE);
}
+
+
+
+
+
+
/*
- 3/21/1999 Charles P. Wright <cpwright@cpwright.com>
- searches through fstab when -a is passed
- will try mounting stuff with all fses when passed -t auto
-
- 1999-04-17 Dave Cinege...Rewrote -t auto. Fixed ro mtab.
+ * Mini mount implementation for busybox
+ *
+ * Copyright (C) 1999 by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * 3/21/1999 Charles P. Wright <cpwright@cpwright.com>
+ * searches through fstab when -a is passed
+ * 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.
*/
#include "internal.h"
#include <mntent.h>
#include <sys/mount.h>
#include <ctype.h>
-
-const char mount_usage[] = "mount\n"
-"\t\tmount [flags] special-device directory\n"
-"\n"
-"Flags:\n"
-"\t-a:\tMount all file systems in fstab.\n"
-"\t-f:\t\"Fake\" mount. Add entry to mount table but don't mount it.\n"
-"\t-n:\tDon't write a mount table entry.\n"
-"\t-o option:\tOne of many filesystem options, listed below.\n"
-"\t-r:\tMount the filesystem read-only.\n"
-"\t-t filesystem-type:\tSpecify the filesystem type.\n"
-"\t-w:\tMount for reading and writing (default).\n"
-"\n"
-"Options for use with the \"-o\" flag:\n"
-"\tasync / sync:\tWrites are asynchronous / synchronous.\n"
-"\tdev / nodev:\tAllow use of special device files / disallow them.\n"
-"\texec / noexec:\tAllow use of executable files / disallow them.\n"
-"\tsuid / nosuid:\tAllow set-user-id-root programs / disallow them.\n"
-"\tremount: Re-mount a currently-mounted filesystem, changing its flags.\n"
-"\tro / rw: Mount for read-only / read-write.\n"
-"\t"
-"There are EVEN MORE flags that are specific to each filesystem.\n"
-"You'll have to see the written documentation for those.\n";
+#include <fstab.h>
+
+const char mount_usage[] = "Usage:\tmount [flags]\n"
+ "\tmount [flags] device directory [-o options,more-options]\n"
+ "\n"
+ "Flags:\n"
+ "\t-a:\tMount all file systems in fstab.\n"
+ "\t-o option:\tOne of many filesystem options, listed below.\n"
+ "\t-r:\tMount the filesystem read-only.\n"
+ "\t-t filesystem-type:\tSpecify the filesystem type.\n"
+ "\t-w:\tMount for reading and writing (default).\n"
+ "\n"
+ "Options for use with the \"-o\" flag:\n"
+ "\tasync / sync:\tWrites are asynchronous / synchronous.\n"
+ "\tdev / nodev:\tAllow use of special device files / disallow them.\n"
+ "\texec / noexec:\tAllow use of executable files / disallow them.\n"
+ "\tsuid / nosuid:\tAllow set-user-id-root programs / disallow them.\n"
+ "\tremount: Re-mount a currently-mounted filesystem, changing its flags.\n"
+ "\tro / rw: Mount for read-only / read-write.\n"
+ "\t"
+ "There are EVEN MORE flags that are specific to each filesystem.\n"
+ "You'll have to see the written documentation for those.\n";
struct mount_options {
- const char * name;
- unsigned long and;
- unsigned long or;
+ const char *name;
+ unsigned long and;
+ unsigned long or;
};
-static const struct mount_options mount_options[] = {
- { "async", ~MS_SYNCHRONOUS,0 },
- { "defaults", ~0, 0 },
- { "dev", ~MS_NODEV, 0 },
- { "exec", ~MS_NOEXEC, 0 },
- { "nodev", ~0, MS_NODEV },
- { "noexec", ~0, MS_NOEXEC },
- { "nosuid", ~0, MS_NOSUID },
- { "remount", ~0, MS_REMOUNT },
- { "ro", ~0, MS_RDONLY },
- { "rw", ~MS_RDONLY, 0 },
- { "suid", ~MS_NOSUID, 0 },
- { "sync", ~0, MS_SYNCHRONOUS },
- { 0, 0, 0 }
+static const struct mount_options mount_options[] = {
+ {"async", ~MS_SYNCHRONOUS, 0},
+ {"defaults", ~0, 0},
+ {"dev", ~MS_NODEV, 0},
+ {"exec", ~MS_NOEXEC, 0},
+ {"nodev", ~0, MS_NODEV},
+ {"noexec", ~0, MS_NOEXEC},
+ {"nosuid", ~0, MS_NOSUID},
+ {"remount", ~0, MS_REMOUNT},
+ {"ro", ~0, MS_RDONLY},
+ {"rw", ~MS_RDONLY, 0},
+ {"suid", ~MS_NOSUID, 0},
+ {"sync", ~0, MS_SYNCHRONOUS},
+ {0, 0, 0}
};
-static void
-show_flags(unsigned long flags, char * buffer)
-{
- const struct mount_options * f = mount_options;
- while ( f->name ) {
- if ( flags & f->and ) {
- int length = strlen(f->name);
- memcpy(buffer, f->name, length);
- buffer += length;
- *buffer++ = ',';
- *buffer = '\0';
- }
- f++;
- }
-}
static void
-one_option(
- char * option
-,unsigned long * flags
-,char * data)
+parse_mount_options ( char *options, unsigned long *flags, char *data)
{
- const struct mount_options * f = mount_options;
-
- while ( f->name != 0 ) {
- if ( strcasecmp(f->name, option) == 0 ) {
- *flags &= f->and;
- *flags |= f->or;
- return;
- }
- f++;
+ printf("option=%s\n", options);
+ while (*options) {
+ 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;
+ }
+ f++;
}
- if ( *data ) {
- data += strlen(data);
- *data++ = ',';
- }
- strcpy(data, option);
-}
-
-static void
-parse_mount_options(
- char * options
-,unsigned long * flags
-,char * data)
-{
- while ( *options ) {
- char * comma = strchr(options, ',');
- if ( comma )
- *comma = '\0';
- one_option(options, flags, data);
- if ( comma ) {
- *comma = ',';
- options = ++comma;
- }
- else
- break;
+ if (*data) {
+ data += strlen (data);
+ *data++ = ',';
}
+ strcpy (data, options);
+ if (comma) {
+ *comma = ',';
+ options = ++comma;
+ } else
+ break;
+ }
}
int
-mount_one(
- char * blockDevice
-,char * directory
-,char * filesystemType
-,unsigned long flags
-,char * string_flags
-,int noMtab
-,int fake)
+mount_one (
+ char *blockDevice, char *directory, char *filesystemType,
+ unsigned long flags, char *string_flags)
{
- int error = 0;
- int status = 0;
-
- char buf[255];
-
- if (!fake) {
- if (*filesystemType == 'a') { //Will fail on real FS starting with 'a'
-
- FILE *f = fopen("/proc/filesystems", "r");
-
- if (f == NULL) return 1;
-
- while (fgets(buf, sizeof(buf), f) != NULL) {
- filesystemType = buf;
- if (*filesystemType == '\t') { // Not a nodev filesystem
-
- while (*filesystemType && *filesystemType != '\n') filesystemType++;
- *filesystemType = '\0';
-
- filesystemType = buf;
- filesystemType++; //hop past tab
-
- status = mount(blockDevice, directory, filesystemType,
- flags|MS_MGC_VAL ,string_flags);
- error = errno;
-
- if (status == 0) break;
- }
- }
- fclose(f);
- } else {
-
- status = mount( blockDevice, directory, filesystemType,
- flags|MS_MGC_VAL ,string_flags);
- error = errno;
- }
- }
-
- if ( status == 0 ) {
- char * s = &string_flags[strlen(string_flags)];
- FILE * mountTable;
- if ( s != string_flags ) {
- *s++ = ',';
- show_flags(flags, s);
- }
- if ( !noMtab && (mountTable = setmntent("/etc/mtab", "a+")) ) {
- int length = strlen(directory);
- struct mntent m;
+ int status = 0;
- if ( length > 1 && directory[length - 1] == '/' )
- directory[length - 1] = '\0';
+ char buf[255];
- if ( filesystemType == 0 ) {
- struct mntent * p
- = findMountPoint(blockDevice, "/proc/mounts");
+ if (strcmp(filesystemType, "auto") == 0) {
+ FILE *f = fopen ("/proc/filesystems", "r");
- if ( p && p->mnt_type )
- filesystemType = p->mnt_type;
- }
- m.mnt_fsname = blockDevice;
- m.mnt_dir = directory;
- m.mnt_type = filesystemType ? filesystemType : "default";
-
- if (*string_flags) {
- m.mnt_opts = string_flags;
- } else {
- if ( (flags | MS_RDONLY) == flags )
- m.mnt_opts = "ro";
- else
- m.mnt_opts = "rw";
- }
-
- m.mnt_freq = 0;
- m.mnt_passno = 0;
- addmntent(mountTable, &m);
- endmntent(mountTable);
- }
- return 0;
- } else {
- fprintf(stderr, "Mount %s", blockDevice);
- if ( filesystemType && *filesystemType )
- fprintf(stderr, " (type %s)", filesystemType);
+ if (f == NULL)
+ return( FALSE);
- fprintf(
- stderr
- ," on %s: "
- ,directory);
+ while (fgets (buf, sizeof (buf), f) != NULL) {
+ filesystemType = buf;
+ if (*filesystemType == '\t') { // Not a nodev filesystem
- switch ( error ) {
- case EPERM:
- if (geteuid() == 0)
- fprintf(
- stderr
- ,"mount point %s is not a directory"
- ,blockDevice);
- else
- fprintf(
- stderr
- ,"must be superuser to use mount");
- break;
- case EBUSY:
- fprintf(
- stderr
- ,"%s already mounted or %s busy"
- ,blockDevice
- ,directory);
- break;
- case ENOENT:
- {
- struct stat statbuf;
- if ( stat(directory, &statbuf) != 0 )
- fprintf(
- stderr
- ,"directory %s does not exist"
- ,directory);
- else if ( stat(blockDevice, &statbuf) != 0 )
- fprintf(
- stderr
- ,"block device %s does not exist"
- ,blockDevice);
- else
- fprintf(
- stderr
- ,"%s is not mounted on %s, but the mount table says it is."
- ,blockDevice
- ,directory);
- break;
- }
- case ENOTDIR:
- fprintf(
- stderr
- ,"%s is not a directory"
- ,directory);
- break;
- case EINVAL:
- fprintf(
- stderr
- ,"wrong filesystem type, or bad superblock on %s"
- ,blockDevice);
- break;
- case EMFILE:
- fprintf(stderr, "mount table full");
- break;
- case EIO:
- fprintf(
- stderr
- ,"I/O error reading %s"
- ,blockDevice);
- break;
- case ENODEV:
- {
- FILE * f = fopen("/proc/filesystems", "r");
+ // Add NULL termination to each line
+ while (*filesystemType && *filesystemType != '\n')
+ filesystemType++;
+ *filesystemType = '\0';
- fprintf(
- stderr
- ,"filesystem type %s not in kernel.\n"
- ,filesystemType);
- fprintf(stderr, "Do you need to load a module?\n");
- if ( f ) {
- char buf[100];
+ filesystemType = buf;
+ filesystemType++; // hop past tab
- fprintf(
- stderr
- ,"Here are the filesystem types the kernel"
- " can mount:\n");
- while ( fgets(buf, sizeof(buf), f) != 0 )
- fprintf(stderr, "\t%s", buf);
- fclose(f);
- }
- break;
- }
- case ENOTBLK:
- fprintf(
- stderr
- ,"%s is not a block device"
- ,blockDevice);
- break;
- case ENXIO:
- fprintf(
- stderr
- ,"%s is not a valid block device"
- ,blockDevice);
- break;
- default:
- fputs(strerror(errno), stderr);
- }
- putc('\n', stderr);
- return -1;
+ status = mount (blockDevice, directory, filesystemType,
+ flags | MS_MGC_VAL, string_flags);
+ if (status == 0)
+ break;
+ }
}
+ fclose (f);
+ } else {
+ status = mount (blockDevice, directory, filesystemType,
+ flags | MS_MGC_VAL, string_flags);
+ }
+
+ if (status) {
+ fprintf (stderr, "Mounting %s on %s failed: %s\n",
+ blockDevice, directory, strerror(errno));
+ return (FALSE);
+ }
+ return (TRUE);
}
-extern int
-mount_main(struct FileInfo * i, int argc, char * * argv)
+extern int mount_main (int argc, char **argv)
{
- char string_flags[1024];
- unsigned long flags = 0;
- char * filesystemType = "auto";
- int fake = 0;
- int noMtab = 0;
- int all = 0;
-
- *string_flags = '\0';
-
- if ( argc == 1 ) {
- FILE * mountTable;
- if ( (mountTable = setmntent("/etc/mtab", "r")) ) {
- struct mntent * m;
- while ( (m = getmntent(mountTable)) != 0 ) {
- printf(
- "%s on %s type %s (%s)\n"
- ,m->mnt_fsname
- ,m->mnt_dir
- ,m->mnt_type
- ,m->mnt_opts);
- }
- endmntent(mountTable);
- }
- return 0;
+ char string_flags[1024]="\0";
+ unsigned long flags = 0;
+ char *filesystemType = "auto";
+ int all = 0;
+ int i = argc;
+
+ if (argc == 1) {
+ FILE *mountTable;
+ if ((mountTable = setmntent ("/proc/mounts", "r"))) {
+ struct mntent *m;
+ while ((m = getmntent (mountTable)) != 0) {
+ char *blockDevice = m->mnt_fsname;
+ if (strcmp (blockDevice, "/dev/root") == 0)
+ blockDevice = (getfsfile ("/"))->fs_spec;
+ printf ("%s on %s type %s (%s)\n", blockDevice, m->mnt_dir,
+ m->mnt_type, m->mnt_opts);
+ }
+ endmntent (mountTable);
}
-
- while ( argc >= 2 && argv[1][0] == '-' ) {
- switch ( argv[1][1] ) {
- case 'f':
- fake = 1;
- break;
- case 'n':
- noMtab = 1;
- break;
- case 'o':
- if ( argc < 3 ) {
- usage(mount_usage);
- return 1;
- }
- parse_mount_options(argv[2], &flags, string_flags);
- argc--;
- argv++;
- break;
- case 'r':
- flags |= MS_RDONLY;
- break;
- case 't':
- if ( argc < 3 ) {
- usage(mount_usage);
- return 1;
- }
- filesystemType = argv[2];
- argc--;
- argv++;
- break;
- case 'v':
- break;
- case 'w':
- flags &= ~MS_RDONLY;
- break;
- case 'a':
- all = 1;
- break;
- default:
- usage(mount_usage);
- return 1;
+ return( TRUE);
+ }
+
+
+ /* Parse options */
+ while (**argv) {
+ if (**argv == '-') {
+ switch (**argv) {
+ case 'o':
+ if (++argv == 0) {
+ fprintf (stderr, "%s\n", mount_usage);
+ return( FALSE);
}
+ parse_mount_options (*argv, &flags, string_flags);
argc--;
argv++;
- }
-
- if (all == 1) {
- struct mntent *m;
- FILE *f = setmntent("/etc/fstab", "r");
-
- if (f == NULL) {
- return 1;
+ break;
+ case 'r':
+ flags |= MS_RDONLY;
+ break;
+ case 't':
+ if (++argv == 0) {
+ fprintf (stderr, "%s\n", mount_usage);
+ return( FALSE);
}
+ filesystemType = *argv;
+ argc--;
+ argv++;
+ break;
+ case 'w':
+ flags &= ~MS_RDONLY;
+ break;
+ case 'a':
+ all = 1;
+ break;
+ case 'v':
+ case 'h':
+ case '-':
+ fprintf (stderr, "%s\n", mount_usage);
+ return( TRUE);
+ }
+ }
+ i--;
+ argv++;
+ }
- // FIXME: Combine read routine (make new function) with unmount_all to save space.
+ if (all == 1) {
+ struct mntent *m;
+ FILE *f = setmntent ("/etc/fstab", "r");
- while ((m = getmntent(f)) != NULL) {
- // If the file system isn't noauto, and isn't mounted on /, mount it
- if ((!strstr(m->mnt_opts, "noauto")) && (m->mnt_dir[1] != '\0')
- && !((m->mnt_type[0] == 's') && (m->mnt_type[1] == 'w'))
- && !((m->mnt_type[0] == 'n') && (m->mnt_type[1] == 'f'))) {
- mount_one(m->mnt_fsname, m->mnt_dir, m->mnt_type, flags, m->mnt_opts, noMtab, fake);
- }
- }
+ if (f == NULL) {
+ 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
+ if ((!strstr (m->mnt_opts, "noauto"))
+ && (m->mnt_dir[1] != '\0') && !((m->mnt_type[0] == 's')
+ && (m->mnt_type[1] == 'w'))
+ && !((m->mnt_type[0] == 'n') && (m->mnt_type[1] == 'f'))) {
+ mount_one (m->mnt_fsname, m->mnt_dir, m->mnt_type, flags,
+ m->mnt_opts);
+ }
+ }
- endmntent(f);
+ 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);
} else {
- if ( argc >= 3 ) {
- if ( mount_one( argv[1], argv[2], filesystemType, flags, string_flags, noMtab, fake) == 0 )
- return 0;
- else
- return 1;
- } else {
- usage(mount_usage);
- return 1;
- }
+ fprintf (stderr, "%s\n", mount_usage);
+ return( FALSE);
}
- return 0;
+ }
+ return( TRUE);
}
projects / oweals / busybox.git / commitdiff