--- /dev/null
+/* vi: set sw=4 ts=4: */
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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 Library 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.
+ *
+ */
+
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <getopt.h>
+#include <time.h>
+#include <pwd.h>
+#include <grp.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <errno.h>
+#include <libgen.h>
+#include <stdarg.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#ifndef __APPLE__
+#include <sys/sysmacros.h> /* major() and minor() */
+#endif
+
+const char *bb_applet_name;
+
+void bb_verror_msg(const char *s, va_list p)
+{
+ fflush(stdout);
+ fprintf(stderr, "%s: ", bb_applet_name);
+ vfprintf(stderr, s, p);
+}
+
+void bb_error_msg(const char *s, ...)
+{
+ va_list p;
+
+ va_start(p, s);
+ bb_verror_msg(s, p);
+ va_end(p);
+ putc('\n', stderr);
+}
+
+void bb_error_msg_and_die(const char *s, ...)
+{
+ va_list p;
+
+ va_start(p, s);
+ bb_verror_msg(s, p);
+ va_end(p);
+ putc('\n', stderr);
+ exit(1);
+}
+
+void bb_vperror_msg(const char *s, va_list p)
+{
+ int err=errno;
+ if(s == 0) s = "";
+ bb_verror_msg(s, p);
+ if (*s) s = ": ";
+ fprintf(stderr, "%s%s\n", s, strerror(err));
+}
+
+void bb_perror_msg(const char *s, ...)
+{
+ va_list p;
+
+ va_start(p, s);
+ bb_vperror_msg(s, p);
+ va_end(p);
+}
+
+void bb_perror_msg_and_die(const char *s, ...)
+{
+ va_list p;
+
+ va_start(p, s);
+ bb_vperror_msg(s, p);
+ va_end(p);
+ exit(1);
+}
+
+FILE *bb_xfopen(const char *path, const char *mode)
+{
+ FILE *fp;
+ if ((fp = fopen(path, mode)) == NULL)
+ bb_perror_msg_and_die("%s", path);
+ return fp;
+}
+
+enum {
+ FILEUTILS_PRESERVE_STATUS = 1,
+ FILEUTILS_DEREFERENCE = 2,
+ FILEUTILS_RECUR = 4,
+ FILEUTILS_FORCE = 8,
+ FILEUTILS_INTERACTIVE = 16
+};
+int bb_make_directory (char *path, long mode, int flags)
+{
+ mode_t mask;
+ const char *fail_msg;
+ char *s = path;
+ char c;
+ struct stat st;
+
+ mask = umask(0);
+ if (mode == -1) {
+ umask(mask);
+ mode = (S_IXUSR | S_IXGRP | S_IXOTH |
+ S_IWUSR | S_IWGRP | S_IWOTH |
+ S_IRUSR | S_IRGRP | S_IROTH) & ~mask;
+ } else {
+ umask(mask & ~0300);
+ }
+
+ do {
+ c = 0;
+
+ if (flags & FILEUTILS_RECUR) { /* Get the parent. */
+ /* Bypass leading non-'/'s and then subsequent '/'s. */
+ while (*s) {
+ if (*s == '/') {
+ do {
+ ++s;
+ } while (*s == '/');
+ c = *s; /* Save the current char */
+ *s = 0; /* and replace it with nul. */
+ break;
+ }
+ ++s;
+ }
+ }
+
+ if (mkdir(path, 0777) < 0) {
+ /* If we failed for any other reason than the directory
+ * already exists, output a diagnostic and return -1.*/
+ if ((errno != EEXIST && errno != EISDIR)
+ || !(flags & FILEUTILS_RECUR)
+ || (stat(path, &st) < 0 || !S_ISDIR(st.st_mode))) {
+ fail_msg = "create";
+ umask(mask);
+ break;
+ }
+ /* Since the directory exists, don't attempt to change
+ * permissions if it was the full target. Note that
+ * this is not an error conditon. */
+ if (!c) {
+ umask(mask);
+ return 0;
+ }
+ }
+
+ if (!c) {
+ /* Done. If necessary, updated perms on the newly
+ * created directory. Failure to update here _is_
+ * an error.*/
+ umask(mask);
+ if ((mode != -1) && (chmod(path, mode) < 0)){
+ fail_msg = "set permissions of";
+ break;
+ }
+ return 0;
+ }
+
+ /* Remove any inserted nul from the path (recursive mode). */
+ *s = c;
+
+ } while (1);
+
+ bb_perror_msg ("Cannot %s directory `%s'", fail_msg, path);
+ return -1;
+}
+
+const char * const bb_msg_memory_exhausted = "memory exhausted";
+
+void *xmalloc(size_t size)
+{
+ void *ptr = malloc(size);
+ if (ptr == NULL && size != 0)
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
+ return ptr;
+}
+
+void *xcalloc(size_t nmemb, size_t size)
+{
+ void *ptr = calloc(nmemb, size);
+ if (ptr == NULL && nmemb != 0 && size != 0)
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
+ return ptr;
+}
+
+void *xrealloc(void *ptr, size_t size)
+{
+ ptr = realloc(ptr, size);
+ if (ptr == NULL && size != 0)
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
+ return ptr;
+}
+
+char *private_get_line_from_file(FILE *file, int c)
+{
+#define GROWBY (80) /* how large we will grow strings by */
+
+ int ch;
+ int idx = 0;
+ char *linebuf = NULL;
+ int linebufsz = 0;
+
+ while ((ch = getc(file)) != EOF) {
+ /* grow the line buffer as necessary */
+ if (idx > linebufsz - 2) {
+ linebuf = xrealloc(linebuf, linebufsz += GROWBY);
+ }
+ linebuf[idx++] = (char)ch;
+ if (!ch) return linebuf;
+ if (c<2 && ch == '\n') {
+ if (c) {
+ --idx;
+ }
+ break;
+ }
+ }
+ if (linebuf) {
+ if (ferror(file)) {
+ free(linebuf);
+ return NULL;
+ }
+ linebuf[idx] = 0;
+ }
+ return linebuf;
+}
+
+char *bb_get_chomped_line_from_file(FILE *file)
+{
+ return private_get_line_from_file(file, 1);
+}
+
+long my_getpwnam(const char *name)
+{
+ struct passwd *myuser;
+
+ myuser = getpwnam(name);
+ if (myuser==NULL)
+ bb_error_msg_and_die("unknown user name: %s", name);
+
+ return myuser->pw_uid;
+}
+
+long my_getgrnam(const char *name)
+{
+ struct group *mygroup;
+
+ mygroup = getgrnam(name);
+ if (mygroup==NULL)
+ bb_error_msg_and_die("unknown group name: %s", name);
+
+ return (mygroup->gr_gid);
+}
+
+unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *))
+{
+ unsigned long r;
+ char *p;
+
+ r = strtoul(s, &p, 10);
+ if (*p || (s == p)) {
+ r = my_getxxnam(s);
+ }
+
+ return r;
+}
+
+char * last_char_is(const char *s, int c)
+{
+ char *sret = (char *)s;
+ if (sret) {
+ sret = strrchr(sret, c);
+ if(sret != NULL && *(sret+1) != 0)
+ sret = NULL;
+ }
+ return sret;
+}
+
+void bb_xasprintf(char **string_ptr, const char *format, ...)
+{
+ va_list p;
+ int r;
+
+ va_start(p, format);
+ r = vasprintf(string_ptr, format, p);
+ va_end(p);
+
+ if (r < 0) {
+ bb_perror_msg_and_die("bb_xasprintf");
+ }
+}
+
+char *concat_path_file(const char *path, const char *filename)
+{
+ char *outbuf;
+ char *lc;
+
+ if (!path)
+ path = "";
+ lc = last_char_is(path, '/');
+ while (*filename == '/')
+ filename++;
+ bb_xasprintf(&outbuf, "%s%s%s", path, (lc==NULL ? "/" : ""), filename);
+
+ return outbuf;
+}
+
+void bb_show_usage(void)
+{
+ fprintf(stderr, "%s: [-d device_table] rootdir\n\n", bb_applet_name);
+ fprintf(stderr, "Creates a batch of special files as specified in a device table.\n");
+ fprintf(stderr, "Device table entries take the form of:\n");
+ fprintf(stderr, "type mode user group major minor start increment count\n\n");
+ fprintf(stderr, "Where name is the file name, type can be one of:\n");
+ fprintf(stderr, " f A regular file\n");
+ fprintf(stderr, " d Directory\n");
+ fprintf(stderr, " c Character special device file\n");
+ fprintf(stderr, " b Block special device file\n");
+ fprintf(stderr, " p Fifo (named pipe)\n");
+ fprintf(stderr, "uid is the user id for the target file, gid is the group id for the\n");
+ fprintf(stderr, "target file. The rest of the entries (major, minor, etc) apply to\n");
+ fprintf(stderr, "to device special files. A '-' may be used for blank entries.\n\n");
+ fprintf(stderr, "For example:\n");
+ fprintf(stderr, "<name> <type> <mode> <uid> <gid> <major> <minor> <start> <inc> <count>\n");
+ fprintf(stderr, "/dev d 755 0 0 - - - - -\n");
+ fprintf(stderr, "/dev/console c 666 0 0 5 1 - - -\n");
+ fprintf(stderr, "/dev/null c 666 0 0 1 3 0 0 -\n");
+ fprintf(stderr, "/dev/zero c 666 0 0 1 5 0 0 -\n");
+ fprintf(stderr, "/dev/hda b 640 0 0 3 0 0 0 -\n");
+ fprintf(stderr, "/dev/hda b 640 0 0 3 1 1 1 15\n\n");
+ fprintf(stderr, "Will Produce:\n");
+ fprintf(stderr, "/dev\n");
+ fprintf(stderr, "/dev/console\n");
+ fprintf(stderr, "/dev/null\n");
+ fprintf(stderr, "/dev/zero\n");
+ fprintf(stderr, "/dev/hda\n");
+ fprintf(stderr, "/dev/hda[0-15]\n");
+ exit(1);
+}
+
+int main(int argc, char **argv)
+{
+ int opt;
+ FILE *table = stdin;
+ char *rootdir = NULL;
+ char *line = NULL;
+ int linenum = 0;
+ int ret = EXIT_SUCCESS;
+
+ bb_applet_name = basename(argv[0]);
+
+ while ((opt = getopt(argc, argv, "d:")) != -1) {
+ switch(opt) {
+ case 'd':
+ table = bb_xfopen((line=optarg), "r");
+ break;
+ default:
+ bb_show_usage();
+ }
+ }
+
+ if (optind >= argc || (rootdir=argv[optind])==NULL) {
+ bb_error_msg_and_die("root directory not speficied");
+ }
+
+ if (chdir(rootdir) != 0) {
+ bb_perror_msg_and_die("Couldnt chdir to %s", rootdir);
+ }
+
+ umask(0);
+
+ printf("rootdir=%s\n", rootdir);
+ if (line) {
+ printf("table='%s'\n", line);
+ } else {
+ printf("table=<stdin>\n");
+ }
+
+ while ((line = bb_get_chomped_line_from_file(table))) {
+ 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;
+
+ linenum++;
+
+ if ((2 > sscanf(line, "%40s %c %o %40s %40s %u %u %u %u %u", name,
+ &type, &mode, user, group, &major,
+ &minor, &start, &increment, &count)) ||
+ ((major | minor | start | count | increment) > 255))
+ {
+ if (*line=='\0' || *line=='#' || isspace(*line))
+ continue;
+ bb_error_msg("line %d invalid: '%s'\n", linenum, line);
+ ret = EXIT_FAILURE;
+ continue;
+ }
+ if (name[0] == '#') {
+ continue;
+ }
+ if (*group) {
+ gid = get_ug_id(group, my_getgrnam);
+ } else {
+ gid = getgid();
+ }
+ if (*user) {
+ uid = get_ug_id(user, my_getpwnam);
+ } else {
+ uid = getuid();
+ }
+ full_name = concat_path_file(rootdir, name);
+
+ if (type == 'd') {
+ bb_make_directory(full_name, mode | S_IFDIR, FILEUTILS_RECUR);
+ 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;
+ }
+ } 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;
+ }
+ } else
+ {
+ dev_t rdev;
+
+ if (type == 'p') {
+ mode |= S_IFIFO;
+ }
+ else if (type == 'c') {
+ mode |= S_IFCHR;
+ }
+ else if (type == 'b') {
+ mode |= S_IFBLK;
+ } else {
+ bb_error_msg("line %d: Unsupported file type %c", linenum, type);
+ 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);
+ rdev = makedev(major, minor + (i * increment - start));
+ if (mknod(full_name_inc, mode, rdev) == -1) {
+ bb_perror_msg("line %d: Couldnt create node %s", linenum, full_name_inc);
+ ret = EXIT_FAILURE;
+ }
+ else if (chown(full_name_inc, uid, gid) == -1) {
+ bb_perror_msg("line %d: chown failed for %s", linenum, full_name_inc);
+ ret = EXIT_FAILURE;
+ }
+ 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;
+ }
+ }
+ free(full_name_inc);
+ } else {
+ rdev = makedev(major, minor);
+ if (mknod(full_name, mode, rdev) == -1) {
+ bb_perror_msg("line %d: Couldnt create node %s", linenum, full_name);
+ ret = EXIT_FAILURE;
+ }
+ else if (chown(full_name, uid, gid) == -1) {
+ bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
+ ret = EXIT_FAILURE;
+ }
+ if ((mode != -1) && (chmod(full_name, mode) < 0)){
+ bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
+ ret = EXIT_FAILURE;
+ }
+ }
+ }
+loop:
+ free(line);
+ free(full_name);
+ }
+ fclose(table);
+
+ if (system("/bin/sync"))
+ bb_error_msg("sync failed, continuing anyway");
+
+ return 0;
+}
--- /dev/null
+#############################################################
+#
+# build makedevs to run on the build system, in order to create
+# device nodes and whatnot for the target device, in conjunction
+# with fakeroot.
+#
+#############################################################
+MAKEDEVS_DIR=$(BUILD_DIR)/makedevs-host
+
+$(MAKEDEVS_DIR)/makedevs.c: target/makedevs/makedevs.c
+ rm -rf $(MAKEDEVS_DIR)
+ mkdir $(MAKEDEVS_DIR)
+ cp target/makedevs/makedevs.c $(MAKEDEVS_DIR)
+
+$(MAKEDEVS_DIR)/makedevs: $(MAKEDEVS_DIR)/makedevs.c
+ $(HOSTCC) -Wall -Werror -O2 $(MAKEDEVS_DIR)/makedevs.c -o $@
+
+$(HOST_DIR)/usr/bin/makedevs: $(MAKEDEVS_DIR)/makedevs
+ $(INSTALL) -m 755 $^ $@
+
+makedevs: $(HOST_DIR)/usr/bin/makedevs
+
+makedevs-source:
+
+makedevs-clean:
+ rm -rf $(MAKEDEVS_DIR)/makedevs
+
+makedevs-dirclean:
+ rm -rf $(MAKEDEVS_DIR)
+
+++ /dev/null
-/* vi: set sw=4 ts=4: */
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * 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 Library 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.
- *
- */
-
-#define _GNU_SOURCE
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <time.h>
-#include <pwd.h>
-#include <grp.h>
-#include <unistd.h>
-#include <ctype.h>
-#include <errno.h>
-#include <libgen.h>
-#include <stdarg.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#ifndef __APPLE__
-#include <sys/sysmacros.h> /* major() and minor() */
-#endif
-
-const char *bb_applet_name;
-
-void bb_verror_msg(const char *s, va_list p)
-{
- fflush(stdout);
- fprintf(stderr, "%s: ", bb_applet_name);
- vfprintf(stderr, s, p);
-}
-
-void bb_error_msg(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- bb_verror_msg(s, p);
- va_end(p);
- putc('\n', stderr);
-}
-
-void bb_error_msg_and_die(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- bb_verror_msg(s, p);
- va_end(p);
- putc('\n', stderr);
- exit(1);
-}
-
-void bb_vperror_msg(const char *s, va_list p)
-{
- int err=errno;
- if(s == 0) s = "";
- bb_verror_msg(s, p);
- if (*s) s = ": ";
- fprintf(stderr, "%s%s\n", s, strerror(err));
-}
-
-void bb_perror_msg(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- bb_vperror_msg(s, p);
- va_end(p);
-}
-
-void bb_perror_msg_and_die(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- bb_vperror_msg(s, p);
- va_end(p);
- exit(1);
-}
-
-FILE *bb_xfopen(const char *path, const char *mode)
-{
- FILE *fp;
- if ((fp = fopen(path, mode)) == NULL)
- bb_perror_msg_and_die("%s", path);
- return fp;
-}
-
-enum {
- FILEUTILS_PRESERVE_STATUS = 1,
- FILEUTILS_DEREFERENCE = 2,
- FILEUTILS_RECUR = 4,
- FILEUTILS_FORCE = 8,
- FILEUTILS_INTERACTIVE = 16
-};
-int bb_make_directory (char *path, long mode, int flags)
-{
- mode_t mask;
- const char *fail_msg;
- char *s = path;
- char c;
- struct stat st;
-
- mask = umask(0);
- if (mode == -1) {
- umask(mask);
- mode = (S_IXUSR | S_IXGRP | S_IXOTH |
- S_IWUSR | S_IWGRP | S_IWOTH |
- S_IRUSR | S_IRGRP | S_IROTH) & ~mask;
- } else {
- umask(mask & ~0300);
- }
-
- do {
- c = 0;
-
- if (flags & FILEUTILS_RECUR) { /* Get the parent. */
- /* Bypass leading non-'/'s and then subsequent '/'s. */
- while (*s) {
- if (*s == '/') {
- do {
- ++s;
- } while (*s == '/');
- c = *s; /* Save the current char */
- *s = 0; /* and replace it with nul. */
- break;
- }
- ++s;
- }
- }
-
- if (mkdir(path, 0777) < 0) {
- /* If we failed for any other reason than the directory
- * already exists, output a diagnostic and return -1.*/
- if ((errno != EEXIST && errno != EISDIR)
- || !(flags & FILEUTILS_RECUR)
- || (stat(path, &st) < 0 || !S_ISDIR(st.st_mode))) {
- fail_msg = "create";
- umask(mask);
- break;
- }
- /* Since the directory exists, don't attempt to change
- * permissions if it was the full target. Note that
- * this is not an error conditon. */
- if (!c) {
- umask(mask);
- return 0;
- }
- }
-
- if (!c) {
- /* Done. If necessary, updated perms on the newly
- * created directory. Failure to update here _is_
- * an error.*/
- umask(mask);
- if ((mode != -1) && (chmod(path, mode) < 0)){
- fail_msg = "set permissions of";
- break;
- }
- return 0;
- }
-
- /* Remove any inserted nul from the path (recursive mode). */
- *s = c;
-
- } while (1);
-
- bb_perror_msg ("Cannot %s directory `%s'", fail_msg, path);
- return -1;
-}
-
-const char * const bb_msg_memory_exhausted = "memory exhausted";
-
-void *xmalloc(size_t size)
-{
- void *ptr = malloc(size);
- if (ptr == NULL && size != 0)
- bb_error_msg_and_die(bb_msg_memory_exhausted);
- return ptr;
-}
-
-void *xcalloc(size_t nmemb, size_t size)
-{
- void *ptr = calloc(nmemb, size);
- if (ptr == NULL && nmemb != 0 && size != 0)
- bb_error_msg_and_die(bb_msg_memory_exhausted);
- return ptr;
-}
-
-void *xrealloc(void *ptr, size_t size)
-{
- ptr = realloc(ptr, size);
- if (ptr == NULL && size != 0)
- bb_error_msg_and_die(bb_msg_memory_exhausted);
- return ptr;
-}
-
-char *private_get_line_from_file(FILE *file, int c)
-{
-#define GROWBY (80) /* how large we will grow strings by */
-
- int ch;
- int idx = 0;
- char *linebuf = NULL;
- int linebufsz = 0;
-
- while ((ch = getc(file)) != EOF) {
- /* grow the line buffer as necessary */
- if (idx > linebufsz - 2) {
- linebuf = xrealloc(linebuf, linebufsz += GROWBY);
- }
- linebuf[idx++] = (char)ch;
- if (!ch) return linebuf;
- if (c<2 && ch == '\n') {
- if (c) {
- --idx;
- }
- break;
- }
- }
- if (linebuf) {
- if (ferror(file)) {
- free(linebuf);
- return NULL;
- }
- linebuf[idx] = 0;
- }
- return linebuf;
-}
-
-char *bb_get_chomped_line_from_file(FILE *file)
-{
- return private_get_line_from_file(file, 1);
-}
-
-long my_getpwnam(const char *name)
-{
- struct passwd *myuser;
-
- myuser = getpwnam(name);
- if (myuser==NULL)
- bb_error_msg_and_die("unknown user name: %s", name);
-
- return myuser->pw_uid;
-}
-
-long my_getgrnam(const char *name)
-{
- struct group *mygroup;
-
- mygroup = getgrnam(name);
- if (mygroup==NULL)
- bb_error_msg_and_die("unknown group name: %s", name);
-
- return (mygroup->gr_gid);
-}
-
-unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *))
-{
- unsigned long r;
- char *p;
-
- r = strtoul(s, &p, 10);
- if (*p || (s == p)) {
- r = my_getxxnam(s);
- }
-
- return r;
-}
-
-char * last_char_is(const char *s, int c)
-{
- char *sret = (char *)s;
- if (sret) {
- sret = strrchr(sret, c);
- if(sret != NULL && *(sret+1) != 0)
- sret = NULL;
- }
- return sret;
-}
-
-void bb_xasprintf(char **string_ptr, const char *format, ...)
-{
- va_list p;
- int r;
-
- va_start(p, format);
- r = vasprintf(string_ptr, format, p);
- va_end(p);
-
- if (r < 0) {
- bb_perror_msg_and_die("bb_xasprintf");
- }
-}
-
-char *concat_path_file(const char *path, const char *filename)
-{
- char *outbuf;
- char *lc;
-
- if (!path)
- path = "";
- lc = last_char_is(path, '/');
- while (*filename == '/')
- filename++;
- bb_xasprintf(&outbuf, "%s%s%s", path, (lc==NULL ? "/" : ""), filename);
-
- return outbuf;
-}
-
-void bb_show_usage(void)
-{
- fprintf(stderr, "%s: [-d device_table] rootdir\n\n", bb_applet_name);
- fprintf(stderr, "Creates a batch of special files as specified in a device table.\n");
- fprintf(stderr, "Device table entries take the form of:\n");
- fprintf(stderr, "type mode user group major minor start increment count\n\n");
- fprintf(stderr, "Where name is the file name, type can be one of:\n");
- fprintf(stderr, " f A regular file\n");
- fprintf(stderr, " d Directory\n");
- fprintf(stderr, " c Character special device file\n");
- fprintf(stderr, " b Block special device file\n");
- fprintf(stderr, " p Fifo (named pipe)\n");
- fprintf(stderr, "uid is the user id for the target file, gid is the group id for the\n");
- fprintf(stderr, "target file. The rest of the entries (major, minor, etc) apply to\n");
- fprintf(stderr, "to device special files. A '-' may be used for blank entries.\n\n");
- fprintf(stderr, "For example:\n");
- fprintf(stderr, "<name> <type> <mode> <uid> <gid> <major> <minor> <start> <inc> <count>\n");
- fprintf(stderr, "/dev d 755 0 0 - - - - -\n");
- fprintf(stderr, "/dev/console c 666 0 0 5 1 - - -\n");
- fprintf(stderr, "/dev/null c 666 0 0 1 3 0 0 -\n");
- fprintf(stderr, "/dev/zero c 666 0 0 1 5 0 0 -\n");
- fprintf(stderr, "/dev/hda b 640 0 0 3 0 0 0 -\n");
- fprintf(stderr, "/dev/hda b 640 0 0 3 1 1 1 15\n\n");
- fprintf(stderr, "Will Produce:\n");
- fprintf(stderr, "/dev\n");
- fprintf(stderr, "/dev/console\n");
- fprintf(stderr, "/dev/null\n");
- fprintf(stderr, "/dev/zero\n");
- fprintf(stderr, "/dev/hda\n");
- fprintf(stderr, "/dev/hda[0-15]\n");
- exit(1);
-}
-
-int main(int argc, char **argv)
-{
- int opt;
- FILE *table = stdin;
- char *rootdir = NULL;
- char *line = NULL;
- int linenum = 0;
- int ret = EXIT_SUCCESS;
-
- bb_applet_name = basename(argv[0]);
-
- while ((opt = getopt(argc, argv, "d:")) != -1) {
- switch(opt) {
- case 'd':
- table = bb_xfopen((line=optarg), "r");
- break;
- default:
- bb_show_usage();
- }
- }
-
- if (optind >= argc || (rootdir=argv[optind])==NULL) {
- bb_error_msg_and_die("root directory not speficied");
- }
-
- if (chdir(rootdir) != 0) {
- bb_perror_msg_and_die("Couldnt chdir to %s", rootdir);
- }
-
- umask(0);
-
- printf("rootdir=%s\n", rootdir);
- if (line) {
- printf("table='%s'\n", line);
- } else {
- printf("table=<stdin>\n");
- }
-
- while ((line = bb_get_chomped_line_from_file(table))) {
- 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;
-
- linenum++;
-
- if ((2 > sscanf(line, "%40s %c %o %40s %40s %u %u %u %u %u", name,
- &type, &mode, user, group, &major,
- &minor, &start, &increment, &count)) ||
- ((major | minor | start | count | increment) > 255))
- {
- if (*line=='\0' || *line=='#' || isspace(*line))
- continue;
- bb_error_msg("line %d invalid: '%s'\n", linenum, line);
- ret = EXIT_FAILURE;
- continue;
- }
- if (name[0] == '#') {
- continue;
- }
- if (*group) {
- gid = get_ug_id(group, my_getgrnam);
- } else {
- gid = getgid();
- }
- if (*user) {
- uid = get_ug_id(user, my_getpwnam);
- } else {
- uid = getuid();
- }
- full_name = concat_path_file(rootdir, name);
-
- if (type == 'd') {
- bb_make_directory(full_name, mode | S_IFDIR, FILEUTILS_RECUR);
- 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;
- }
- } 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;
- }
- } else
- {
- dev_t rdev;
-
- if (type == 'p') {
- mode |= S_IFIFO;
- }
- else if (type == 'c') {
- mode |= S_IFCHR;
- }
- else if (type == 'b') {
- mode |= S_IFBLK;
- } else {
- bb_error_msg("line %d: Unsupported file type %c", linenum, type);
- 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);
- rdev = makedev(major, minor + (i * increment - start));
- if (mknod(full_name_inc, mode, rdev) == -1) {
- bb_perror_msg("line %d: Couldnt create node %s", linenum, full_name_inc);
- ret = EXIT_FAILURE;
- }
- else if (chown(full_name_inc, uid, gid) == -1) {
- bb_perror_msg("line %d: chown failed for %s", linenum, full_name_inc);
- ret = EXIT_FAILURE;
- }
- 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;
- }
- }
- free(full_name_inc);
- } else {
- rdev = makedev(major, minor);
- if (mknod(full_name, mode, rdev) == -1) {
- bb_perror_msg("line %d: Couldnt create node %s", linenum, full_name);
- ret = EXIT_FAILURE;
- }
- else if (chown(full_name, uid, gid) == -1) {
- bb_perror_msg("line %d: chown failed for %s", linenum, full_name);
- ret = EXIT_FAILURE;
- }
- if ((mode != -1) && (chmod(full_name, mode) < 0)){
- bb_perror_msg("line %d: chmod failed for %s", linenum, full_name);
- ret = EXIT_FAILURE;
- }
- }
- }
-loop:
- free(line);
- free(full_name);
- }
- fclose(table);
-
- if (system("/bin/sync"))
- bb_error_msg("sync failed, continuing anyway");
-
- return 0;
-}
+++ /dev/null
-#############################################################
-#
-# build makedevs to run on the build system, in order to create
-# device nodes and whatnot for the target device, in conjunction
-# with fakeroot.
-#
-#############################################################
-MAKEDEVS_DIR=$(BUILD_DIR)/makedevs-host
-
-$(MAKEDEVS_DIR)/makedevs.c: target/makedevs/makedevs.c
- rm -rf $(MAKEDEVS_DIR)
- mkdir $(MAKEDEVS_DIR)
- cp target/makedevs/makedevs.c $(MAKEDEVS_DIR)
-
-$(MAKEDEVS_DIR)/makedevs: $(MAKEDEVS_DIR)/makedevs.c
- $(HOSTCC) -Wall -Werror -O2 $(MAKEDEVS_DIR)/makedevs.c -o $@
-
-$(HOST_DIR)/usr/bin/makedevs: $(MAKEDEVS_DIR)/makedevs
- $(INSTALL) -m 755 $^ $@
-
-makedevs: $(HOST_DIR)/usr/bin/makedevs
-
-makedevs-source:
-
-makedevs-clean:
- rm -rf $(MAKEDEVS_DIR)/makedevs
-
-makedevs-dirclean:
- rm -rf $(MAKEDEVS_DIR)
-
projects / buildroot.git / commitdiff