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-rw-r--r--meta/packages/makedevs/makedevs-1.0.0/makedevs.c360
1 files changed, 0 insertions, 360 deletions
diff --git a/meta/packages/makedevs/makedevs-1.0.0/makedevs.c b/meta/packages/makedevs/makedevs-1.0.0/makedevs.c
deleted file mode 100644
index c7ad722f2..000000000
--- a/meta/packages/makedevs/makedevs-1.0.0/makedevs.c
+++ /dev/null
@@ -1,360 +0,0 @@
-#define _GNU_SOURCE
-#include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <fcntl.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <time.h>
-#include <getopt.h>
-#include <libgen.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#define MINORBITS 8
-#define MKDEV(ma,mi) (((ma) << MINORBITS) | (mi))
-
-/* These are all stolen from busybox's libbb to make
- * error handling simpler (and since I maintain busybox,
- * I'm rather partial to these for error handling).
- * -Erik
- */
-static const char *const app_name = "makedevs";
-static const char *const memory_exhausted = "memory exhausted";
-static char default_rootdir[]=".";
-static char *rootdir = default_rootdir;
-
-static void verror_msg(const char *s, va_list p)
-{
- fflush(stdout);
- fprintf(stderr, "%s: ", app_name);
- vfprintf(stderr, s, p);
-}
-
-static void error_msg_and_die(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- verror_msg(s, p);
- va_end(p);
- putc('\n', stderr);
- exit(EXIT_FAILURE);
-}
-
-static void vperror_msg(const char *s, va_list p)
-{
- int err = errno;
-
- if (s == 0)
- s = "";
- verror_msg(s, p);
- if (*s)
- s = ": ";
- fprintf(stderr, "%s%s\n", s, strerror(err));
-}
-
-#if 0
-static void perror_msg(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- vperror_msg(s, p);
- va_end(p);
-}
-#endif
-
-static void perror_msg_and_die(const char *s, ...)
-{
- va_list p;
-
- va_start(p, s);
- vperror_msg(s, p);
- va_end(p);
- exit(EXIT_FAILURE);
-}
-
-static FILE *xfopen(const char *path, const char *mode)
-{
- FILE *fp;
-
- if ((fp = fopen(path, mode)) == NULL)
- perror_msg_and_die("%s", path);
- return fp;
-}
-
-static char *xstrdup(const char *s)
-{
- char *t;
-
- if (s == NULL)
- return NULL;
-
- t = strdup(s);
-
- if (t == NULL)
- error_msg_and_die(memory_exhausted);
-
- return t;
-}
-
-
-static void add_new_directory(char *name, char *path,
- unsigned long uid, unsigned long gid, unsigned long mode)
-{
- mkdir(path, mode);
- chown(path, uid, gid);
-// printf("Directory: %s %s UID: %ld GID %ld MODE: %ld\n", path, name, uid, gid, mode);
-}
-
-static void add_new_device(char *name, char *path, unsigned long uid,
- unsigned long gid, unsigned long mode, dev_t rdev)
-{
- int status;
- struct stat sb;
- time_t timestamp = time(NULL);
-
- memset(&sb, 0, sizeof(struct stat));
- status = lstat(path, &sb);
-
- if (status >= 0) {
- /* It is ok for some types of files to not exit on disk (such as
- * device nodes), but if they _do_ exist the specified mode had
- * better match the actual file or strange things will happen.... */
- if ((mode & S_IFMT) != (sb.st_mode & S_IFMT))
- error_msg_and_die("%s: file type does not match specified type!", path);
- timestamp = sb.st_mtime;
- }
-
- mknod(name, mode, rdev);
- chown(path, uid, gid);
-// printf("Device: %s %s UID: %ld GID: %ld MODE: %ld MAJOR: %d MINOR: %d\n",
-// path, name, uid, gid, mode, (short)(rdev >> 8), (short)(rdev & 0xff));
-}
-
-static void add_new_file(char *name, char *path, unsigned long uid,
- unsigned long gid, unsigned long mode)
-{
- int fd = open(path,O_CREAT | O_WRONLY, mode);
- if (fd < 0) {
- error_msg_and_die("%s: file can not be created!", path);
- } else {
- close(fd);
- }
- chmod(path, mode);
- chown(path, uid, gid);
-// printf("File: %s %s UID: %ld GID: %ld MODE: %ld\n",
-// path, name, gid, uid, mode);
-}
-
-
-static void add_new_fifo(char *name, char *path, unsigned long uid,
- unsigned long gid, unsigned long mode)
-{
- if (mknod(path, mode, 0))
- error_msg_and_die("%s: file can not be created with mknod!", path);
- chown(path, uid, gid);
-// printf("File: %s %s UID: %ld GID: %ld MODE: %ld\n",
-// path, name, gid, uid, mode);
-}
-
-
-/* device table entries take the form of:
- <path> <type> <mode> <uid> <gid> <major> <minor> <start> <inc> <count>
- /dev/mem c 640 0 0 1 1 0 0 -
-
- type can be one of:
- f A regular file
- d Directory
- c Character special device file
- b Block special device file
- p Fifo (named pipe)
-
- I don't bother with symlinks (permissions are irrelevant), hard
- links (special cases of regular files), or sockets (why bother).
-
- Regular files must exist in the target root directory. If a char,
- block, fifo, or directory does not exist, it will be created.
-*/
-static int interpret_table_entry(char *line)
-{
- char *name;
- char path[4096], type;
- unsigned long mode = 0755, uid = 0, gid = 0, major = 0, minor = 0;
- unsigned long start = 0, increment = 1, count = 0;
-
- if (0 > sscanf(line, "%40s %c %lo %lu %lu %lu %lu %lu %lu %lu", path,
- &type, &mode, &uid, &gid, &major, &minor, &start,
- &increment, &count))
- {
- return 1;
- }
-
- if (!strcmp(path, "/")) {
- error_msg_and_die("Device table entries require absolute paths");
- }
- name = xstrdup(path + 1);
- sprintf(path, "%s/%s\0", rootdir, name);
-
- switch (type) {
- case 'd':
- mode |= S_IFDIR;
- add_new_directory(name, path, uid, gid, mode);
- break;
- case 'f':
- mode |= S_IFREG;
- add_new_file(name, path, uid, gid, mode);
- break;
- case 'p':
- mode |= S_IFIFO;
- add_new_fifo(name, path, uid, gid, mode);
- break;
- case 'c':
- case 'b':
- mode |= (type == 'c') ? S_IFCHR : S_IFBLK;
- if (count > 0) {
- int i;
- dev_t rdev;
- char buf[80];
-
- for (i = start; i < count; i++) {
- sprintf(buf, "%s%d", name, i);
- /* FIXME: MKDEV uses illicit insider knowledge of kernel
- * major/minor representation... */
- rdev = MKDEV(major, minor + (i * increment - start));
- add_new_device(buf, path, uid, gid, mode, rdev);
- }
- } else {
- /* FIXME: MKDEV uses illicit insider knowledge of kernel
- * major/minor representation... */
- dev_t rdev = MKDEV(major, minor);
-
- add_new_device(name, path, uid, gid, mode, rdev);
- }
- break;
- default:
- error_msg_and_die("Unsupported file type");
- }
- if (name) free(name);
- return 0;
-}
-
-
-static void parse_device_table(FILE * file)
-{
- char *line;
- size_t length = 256;
- int len = 0;
-
- /* Looks ok so far. The general plan now is to read in one
- * line at a time, check for leading comment delimiters ('#'),
- * then try and parse the line as a device table. If we fail
- * to parse things, try and help the poor fool to fix their
- * device table with a useful error msg... */
-
- if((line = (char *)malloc(length)) == NULL) {
- fclose(file);
- return;
- }
-
- while ((len = getline(&line, &length, file)) != -1) {
- /* First trim off any whitespace */
-
- /* trim trailing whitespace */
- while (len > 0 && isspace(line[len - 1]))
- line[--len] = '\0';
-
- /* trim leading whitespace */
- memmove(line, &line[strspn(line, " \n\r\t\v")], len + 1);
-
- /* If this is NOT a comment line, try to interpret it */
- if (*line != '#') interpret_table_entry(line);
- }
- if (line) free(line);
-
- fclose(file);
-}
-
-static int go(char *dname, FILE * devtable)
-{
- struct stat sb;
-
- if (lstat(dname, &sb)) {
- perror_msg_and_die("%s", dname);
- }
- if (chdir(dname))
- perror_msg_and_die("%s", dname);
-
- if (devtable)
- parse_device_table(devtable);
-
- return 0;
-}
-
-
-static struct option long_options[] = {
- {"root", 1, NULL, 'r'},
- {"help", 0, NULL, 'h'},
- {"squash", 0, NULL, 'q'},
- {"version", 0, NULL, 'v'},
- {"devtable", 1, NULL, 'D'},
- {NULL, 0, NULL, 0}
-};
-
-static char *helptext =
- "Usage: makedevs [OPTIONS]\n"
- "Build entries based upon device_table.txt\n\n"
- "Options:\n"
- " -r, -d, --root=DIR Build filesystem from directory DIR (default: cwd)\n"
- " -D, --devtable=FILE Use the named FILE as a device table file\n"
- " -q, --squash Squash permissions and owners making all files be owned by root\n"
- " -h, --help Display this help text\n"
- " -v, --version Display version information\n\n";
-
-
-static char *revtext = "$Revision: 0.1 $";
-
-int main(int argc, char **argv)
-{
- int c, opt;
- extern char *optarg;
- struct stat statbuf;
- FILE *devtable = NULL;
-
- umask (0);
-
- while ((opt = getopt_long(argc, argv, "D:d:r:qhv",
- long_options, &c)) >= 0) {
- switch (opt) {
- case 'D':
- devtable = xfopen(optarg, "r");
- if (fstat(fileno(devtable), &statbuf) < 0)
- perror_msg_and_die(optarg);
- if (statbuf.st_size < 10)
- error_msg_and_die("%s: not a proper device table file", optarg);
- break;
- case 'h':
- fprintf(stderr, helptext);
- exit(1);
- case 'r':
- case 'd': /* for compatibility with mkfs.jffs, genext2fs, etc... */
- if (rootdir != default_rootdir) {
- error_msg_and_die("root directory specified more than once");
- }
- rootdir = xstrdup(optarg);
- break;
-
- case 'v':
- fprintf(stderr, "makedevs revision %.*s\n",
- (int) strlen(revtext) - 13, revtext + 11);
- exit(1);
- }
- }
-
- go(rootdir, devtable);
- return 0;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-01 15:54:56 +0000