diff options
author | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2010-03-24 22:43:12 +0100 |
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committer | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2010-04-19 22:46:37 +0200 |
commit | 5faae4869027d86cba895bf88b5b956c62310d30 (patch) | |
tree | 24ef9de24d6dc32f2ad58d28ad1a79d60895113f /target | |
parent | 7b3a6f0aab19c147ad28f74e3b410c4a8bb2f38f (diff) |
makedevs: move to package/
Since target/ doesn't contain any .mk file in subdirectories, also
remove the include in target/Makefile.in.
Diffstat (limited to 'target')
-rw-r--r-- | target/makedevs/makedevs.c | 535 | ||||
-rw-r--r-- | target/makedevs/makedevs.mk | 30 |
2 files changed, 0 insertions, 565 deletions
diff --git a/target/makedevs/makedevs.c b/target/makedevs/makedevs.c deleted file mode 100644 index 5ca45e9ae..000000000 --- a/target/makedevs/makedevs.c +++ /dev/null @@ -1,535 +0,0 @@ -/* 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; -} diff --git a/target/makedevs/makedevs.mk b/target/makedevs/makedevs.mk deleted file mode 100644 index fe426cafe..000000000 --- a/target/makedevs/makedevs.mk +++ /dev/null @@ -1,30 +0,0 @@ -############################################################# -# -# 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) - |