2000-02-08 19:58:47 +00:00
|
|
|
/* vi: set sw=4 ts=4: */
|
2006-04-12 18:39:58 +00:00
|
|
|
/*
|
|
|
|
* public domain -- Dave 'Kill a Cop' Cinege <dcinege@psychosis.com>
|
|
|
|
*
|
|
|
|
* makedevs
|
|
|
|
* Make ranges of device files quickly.
|
|
|
|
* known bugs: can't deal with alpha ranges
|
|
|
|
*/
|
2004-06-05 07:58:18 +00:00
|
|
|
|
2007-05-26 19:00:18 +00:00
|
|
|
#include "libbb.h"
|
2004-06-05 07:58:18 +00:00
|
|
|
|
2007-08-13 10:36:25 +00:00
|
|
|
#if ENABLE_FEATURE_MAKEDEVS_LEAF
|
2007-02-03 17:28:39 +00:00
|
|
|
int makedevs_main(int argc, char **argv);
|
2000-02-08 19:58:47 +00:00
|
|
|
int makedevs_main(int argc, char **argv)
|
1999-10-05 16:24:54 +00:00
|
|
|
{
|
2002-06-08 12:44:17 +00:00
|
|
|
mode_t mode;
|
|
|
|
char *basedev, *type, *nodname, buf[255];
|
2004-07-26 09:11:12 +00:00
|
|
|
int Smajor, Sminor, S, E;
|
1999-10-05 16:24:54 +00:00
|
|
|
|
2000-04-15 16:34:54 +00:00
|
|
|
if (argc < 7 || *argv[1]=='-')
|
2003-03-19 09:13:01 +00:00
|
|
|
bb_show_usage();
|
2000-04-15 16:34:54 +00:00
|
|
|
|
2002-04-13 14:26:44 +00:00
|
|
|
basedev = argv[1];
|
|
|
|
type = argv[2];
|
2006-10-08 12:49:22 +00:00
|
|
|
Smajor = xatoi_u(argv[3]);
|
|
|
|
Sminor = xatoi_u(argv[4]);
|
|
|
|
S = xatoi_u(argv[5]);
|
|
|
|
E = xatoi_u(argv[6]);
|
2002-06-08 12:44:17 +00:00
|
|
|
nodname = argc == 8 ? basedev : buf;
|
|
|
|
|
|
|
|
mode = 0660;
|
2002-04-13 14:26:44 +00:00
|
|
|
|
1999-10-05 16:24:54 +00:00
|
|
|
switch (type[0]) {
|
2000-02-08 19:58:47 +00:00
|
|
|
case 'c':
|
2002-06-08 12:44:17 +00:00
|
|
|
mode |= S_IFCHR;
|
2000-02-08 19:58:47 +00:00
|
|
|
break;
|
|
|
|
case 'b':
|
2002-06-08 12:44:17 +00:00
|
|
|
mode |= S_IFBLK;
|
2000-02-08 19:58:47 +00:00
|
|
|
break;
|
|
|
|
case 'f':
|
2002-06-08 12:44:17 +00:00
|
|
|
mode |= S_IFIFO;
|
2000-02-08 19:58:47 +00:00
|
|
|
break;
|
|
|
|
default:
|
2003-03-19 09:13:01 +00:00
|
|
|
bb_show_usage();
|
2000-02-08 19:58:47 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
while (S <= E) {
|
2002-06-08 12:44:17 +00:00
|
|
|
int sz;
|
2000-02-08 19:58:47 +00:00
|
|
|
|
2002-06-08 12:44:17 +00:00
|
|
|
sz = snprintf(buf, sizeof(buf), "%s%d", basedev, S);
|
2007-04-12 00:32:05 +00:00
|
|
|
if (sz < 0 || sz >= sizeof(buf)) /* libc different */
|
2003-03-19 09:13:01 +00:00
|
|
|
bb_error_msg_and_die("%s too large", basedev);
|
2000-02-08 19:58:47 +00:00
|
|
|
|
2002-06-08 12:44:17 +00:00
|
|
|
/* if mode != S_IFCHR and != S_IFBLK third param in mknod() ignored */
|
2000-02-08 19:58:47 +00:00
|
|
|
|
2004-07-30 14:36:37 +00:00
|
|
|
if (mknod(nodname, mode, makedev(Smajor, Sminor)))
|
2006-10-20 13:28:22 +00:00
|
|
|
bb_error_msg("failed to create: %s", nodname);
|
2000-02-08 19:58:47 +00:00
|
|
|
|
2002-06-08 12:44:17 +00:00
|
|
|
if (nodname == basedev) /* ex. /dev/hda - to /dev/hda1 ... */
|
|
|
|
nodname = buf;
|
2000-02-08 19:58:47 +00:00
|
|
|
S++;
|
|
|
|
Sminor++;
|
1999-10-05 16:24:54 +00:00
|
|
|
}
|
|
|
|
|
2000-02-08 19:58:47 +00:00
|
|
|
return 0;
|
1999-10-05 16:24:54 +00:00
|
|
|
}
|
|
|
|
|
2007-08-13 10:36:25 +00:00
|
|
|
#elif ENABLE_FEATURE_MAKEDEVS_TABLE
|
2005-06-09 10:16:02 +00:00
|
|
|
|
2005-10-28 09:24:33 +00:00
|
|
|
/* Licensed under the GPL v2 or later, see the file LICENSE in this tarball. */
|
2005-06-09 10:16:02 +00:00
|
|
|
|
2007-02-03 17:28:39 +00:00
|
|
|
int makedevs_main(int argc, char **argv);
|
2006-03-06 20:47:33 +00:00
|
|
|
int makedevs_main(int argc, char **argv)
|
2005-06-09 10:16:02 +00:00
|
|
|
{
|
2005-07-18 09:28:36 +00:00
|
|
|
FILE *table = stdin;
|
|
|
|
char *rootdir = NULL;
|
|
|
|
char *line = NULL;
|
|
|
|
int linenum = 0;
|
2005-06-09 10:16:02 +00:00
|
|
|
int ret = EXIT_SUCCESS;
|
|
|
|
|
2006-10-03 21:00:06 +00:00
|
|
|
getopt32(argc, argv, "d:", &line);
|
2005-10-28 09:24:33 +00:00
|
|
|
if (line)
|
2006-08-03 15:41:12 +00:00
|
|
|
table = xfopen(line, "r");
|
2005-06-09 10:16:02 +00:00
|
|
|
|
2005-07-18 09:28:36 +00:00
|
|
|
if (optind >= argc || (rootdir=argv[optind])==NULL) {
|
2005-07-18 09:45:35 +00:00
|
|
|
bb_error_msg_and_die("root directory not specified");
|
2005-06-09 10:16:02 +00:00
|
|
|
}
|
|
|
|
|
2006-08-03 15:41:12 +00:00
|
|
|
xchdir(rootdir);
|
2005-06-09 10:16:02 +00:00
|
|
|
|
|
|
|
umask(0);
|
|
|
|
|
2005-07-18 09:28:36 +00:00
|
|
|
printf("rootdir=%s\n", rootdir);
|
|
|
|
if (line) {
|
|
|
|
printf("table='%s'\n", line);
|
|
|
|
} else {
|
|
|
|
printf("table=<stdin>\n");
|
|
|
|
}
|
|
|
|
|
2006-10-12 22:43:20 +00:00
|
|
|
while ((line = xmalloc_getline(table))) {
|
2005-06-09 10:16:02 +00:00
|
|
|
char type;
|
|
|
|
unsigned int mode = 0755;
|
|
|
|
unsigned int major = 0;
|
|
|
|
unsigned int minor = 0;
|
|
|
|
unsigned int count = 0;
|
|
|
|
unsigned int increment = 0;
|
|
|
|
unsigned int start = 0;
|
|
|
|
char name[41];
|
|
|
|
char user[41];
|
|
|
|
char group[41];
|
|
|
|
char *full_name;
|
|
|
|
uid_t uid;
|
|
|
|
gid_t gid;
|
|
|
|
|
2005-07-18 09:28:36 +00:00
|
|
|
linenum++;
|
|
|
|
|
2005-06-09 10:16:02 +00:00
|
|
|
if ((2 > sscanf(line, "%40s %c %o %40s %40s %u %u %u %u %u", name,
|
2005-07-18 09:28:36 +00:00
|
|
|
&type, &mode, user, group, &major,
|
|
|
|
&minor, &start, &increment, &count)) ||
|
|
|
|
((major | minor | start | count | increment) > 255))
|
|
|
|
{
|
|
|
|
if (*line=='\0' || *line=='#' || isspace(*line))
|
|
|
|
continue;
|
2006-09-06 19:02:46 +00:00
|
|
|
bb_error_msg("line %d invalid: '%s'", linenum, line);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (name[0] == '#') {
|
|
|
|
continue;
|
|
|
|
}
|
2005-12-21 15:07:30 +00:00
|
|
|
|
2006-12-28 05:44:47 +00:00
|
|
|
gid = (*group) ? get_ug_id(group, xgroup2gid) : getgid();
|
|
|
|
uid = (*user) ? get_ug_id(user, xuname2uid) : getuid();
|
2005-06-09 10:16:02 +00:00
|
|
|
full_name = concat_path_file(rootdir, name);
|
|
|
|
|
|
|
|
if (type == 'd') {
|
2005-07-18 09:28:36 +00:00
|
|
|
bb_make_directory(full_name, mode | S_IFDIR, FILEUTILS_RECUR);
|
2005-06-09 10:16:02 +00:00
|
|
|
if (chown(full_name, uid, gid) == -1) {
|
2005-07-18 09:28:36 +00:00
|
|
|
bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
goto loop;
|
|
|
|
}
|
2005-07-18 22:40:59 +00:00
|
|
|
if ((mode != -1) && (chmod(full_name, mode) < 0)){
|
|
|
|
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
|
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
goto loop;
|
|
|
|
}
|
|
|
|
} else if (type == 'f') {
|
|
|
|
struct stat st;
|
|
|
|
if ((stat(full_name, &st) < 0 || !S_ISREG(st.st_mode))) {
|
|
|
|
bb_perror_msg("line %d: regular file '%s' does not exist", linenum, full_name);
|
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
goto loop;
|
|
|
|
}
|
|
|
|
if (chown(full_name, uid, gid) == -1) {
|
|
|
|
bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
|
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
goto loop;
|
|
|
|
}
|
|
|
|
if ((mode != -1) && (chmod(full_name, mode) < 0)){
|
|
|
|
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
|
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
goto loop;
|
|
|
|
}
|
2007-08-13 10:36:25 +00:00
|
|
|
} else {
|
2005-06-09 10:16:02 +00:00
|
|
|
dev_t rdev;
|
|
|
|
|
|
|
|
if (type == 'p') {
|
|
|
|
mode |= S_IFIFO;
|
|
|
|
}
|
|
|
|
else if (type == 'c') {
|
|
|
|
mode |= S_IFCHR;
|
|
|
|
}
|
|
|
|
else if (type == 'b') {
|
|
|
|
mode |= S_IFBLK;
|
|
|
|
} else {
|
2005-07-18 09:45:35 +00:00
|
|
|
bb_error_msg("line %d: unsupported file type %c", linenum, type);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
goto loop;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (count > 0) {
|
|
|
|
int i;
|
|
|
|
char *full_name_inc;
|
|
|
|
|
|
|
|
full_name_inc = xmalloc(strlen(full_name) + 4);
|
|
|
|
for (i = start; i < count; i++) {
|
|
|
|
sprintf(full_name_inc, "%s%d", full_name, i);
|
2007-01-21 11:20:01 +00:00
|
|
|
rdev = makedev(major, minor + (i * increment - start));
|
2005-06-09 10:16:02 +00:00
|
|
|
if (mknod(full_name_inc, mode, rdev) == -1) {
|
2006-10-14 02:23:43 +00:00
|
|
|
bb_perror_msg("line %d: cannot create node %s", linenum, full_name_inc);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
}
|
|
|
|
else if (chown(full_name_inc, uid, gid) == -1) {
|
2005-07-18 09:28:36 +00:00
|
|
|
bb_perror_msg("line %d: chown failed for %s", linenum, full_name_inc);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
}
|
2005-07-18 22:40:59 +00:00
|
|
|
if ((mode != -1) && (chmod(full_name_inc, mode) < 0)){
|
|
|
|
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name_inc);
|
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
}
|
2005-06-09 10:16:02 +00:00
|
|
|
}
|
|
|
|
free(full_name_inc);
|
|
|
|
} else {
|
2007-01-21 11:20:01 +00:00
|
|
|
rdev = makedev(major, minor);
|
2005-06-09 10:16:02 +00:00
|
|
|
if (mknod(full_name, mode, rdev) == -1) {
|
2006-10-14 02:23:43 +00:00
|
|
|
bb_perror_msg("line %d: cannot create node %s", linenum, full_name);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
}
|
|
|
|
else if (chown(full_name, uid, gid) == -1) {
|
2005-07-18 09:28:36 +00:00
|
|
|
bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
|
2005-06-09 10:16:02 +00:00
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
}
|
2005-07-18 22:40:59 +00:00
|
|
|
if ((mode != -1) && (chmod(full_name, mode) < 0)){
|
|
|
|
bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
|
|
|
|
ret = EXIT_FAILURE;
|
|
|
|
}
|
2005-06-09 10:16:02 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
loop:
|
|
|
|
free(line);
|
|
|
|
free(full_name);
|
|
|
|
}
|
|
|
|
fclose(table);
|
|
|
|
|
2006-04-24 17:41:29 +00:00
|
|
|
return ret;
|
1999-10-05 16:24:54 +00:00
|
|
|
}
|
2005-07-18 09:28:36 +00:00
|
|
|
|
2005-06-09 10:16:02 +00:00
|
|
|
#else
|
2006-03-24 14:30:05 +00:00
|
|
|
# error makedevs configuration error, either leaf or table must be selected
|
2005-06-09 10:16:02 +00:00
|
|
|
#endif
|