mirror of
https://github.com/godotengine/buildroot.git
synced 2026-01-05 14:09:53 +03:00
makedevs: move to package/
Since target/ doesn't contain any .mk file in subdirectories, also remove the include in target/Makefile.in.
This commit is contained in:
Thomas Petazzoni
@@ -1,535 +0,0 @@
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/* vi: set sw=4 ts=4: */
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include <time.h>
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#include <pwd.h>
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#include <grp.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <errno.h>
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#include <libgen.h>
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#include <stdarg.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#ifndef __APPLE__
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#include <sys/sysmacros.h> /* major() and minor() */
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#endif
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const char *bb_applet_name;
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void bb_verror_msg(const char *s, va_list p)
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{
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fflush(stdout);
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fprintf(stderr, "%s: ", bb_applet_name);
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vfprintf(stderr, s, p);
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}
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void bb_error_msg(const char *s, ...)
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{
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va_list p;
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va_start(p, s);
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bb_verror_msg(s, p);
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va_end(p);
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putc('\n', stderr);
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}
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void bb_error_msg_and_die(const char *s, ...)
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{
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va_list p;
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va_start(p, s);
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bb_verror_msg(s, p);
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va_end(p);
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putc('\n', stderr);
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exit(1);
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}
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void bb_vperror_msg(const char *s, va_list p)
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{
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int err=errno;
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if(s == 0) s = "";
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bb_verror_msg(s, p);
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if (*s) s = ": ";
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fprintf(stderr, "%s%s\n", s, strerror(err));
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}
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void bb_perror_msg(const char *s, ...)
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{
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va_list p;
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va_start(p, s);
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bb_vperror_msg(s, p);
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va_end(p);
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}
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void bb_perror_msg_and_die(const char *s, ...)
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{
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va_list p;
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va_start(p, s);
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bb_vperror_msg(s, p);
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va_end(p);
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exit(1);
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}
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FILE *bb_xfopen(const char *path, const char *mode)
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{
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FILE *fp;
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if ((fp = fopen(path, mode)) == NULL)
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bb_perror_msg_and_die("%s", path);
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return fp;
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}
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enum {
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FILEUTILS_PRESERVE_STATUS = 1,
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FILEUTILS_DEREFERENCE = 2,
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FILEUTILS_RECUR = 4,
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FILEUTILS_FORCE = 8,
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FILEUTILS_INTERACTIVE = 16
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};
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int bb_make_directory (char *path, long mode, int flags)
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{
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mode_t mask;
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const char *fail_msg;
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char *s = path;
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char c;
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struct stat st;
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mask = umask(0);
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if (mode == -1) {
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umask(mask);
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mode = (S_IXUSR | S_IXGRP | S_IXOTH |
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S_IWUSR | S_IWGRP | S_IWOTH |
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S_IRUSR | S_IRGRP | S_IROTH) & ~mask;
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} else {
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umask(mask & ~0300);
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}
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do {
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c = 0;
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if (flags & FILEUTILS_RECUR) { /* Get the parent. */
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/* Bypass leading non-'/'s and then subsequent '/'s. */
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while (*s) {
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if (*s == '/') {
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do {
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++s;
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} while (*s == '/');
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c = *s; /* Save the current char */
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*s = 0; /* and replace it with nul. */
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break;
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}
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++s;
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}
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}
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if (mkdir(path, 0777) < 0) {
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/* If we failed for any other reason than the directory
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* already exists, output a diagnostic and return -1.*/
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if ((errno != EEXIST && errno != EISDIR)
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|| !(flags & FILEUTILS_RECUR)
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|| (stat(path, &st) < 0 || !S_ISDIR(st.st_mode))) {
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fail_msg = "create";
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umask(mask);
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break;
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}
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/* Since the directory exists, don't attempt to change
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* permissions if it was the full target. Note that
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* this is not an error conditon. */
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if (!c) {
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umask(mask);
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return 0;
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}
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}
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if (!c) {
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/* Done. If necessary, updated perms on the newly
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* created directory. Failure to update here _is_
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* an error.*/
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umask(mask);
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if ((mode != -1) && (chmod(path, mode) < 0)){
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fail_msg = "set permissions of";
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break;
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}
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return 0;
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}
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/* Remove any inserted nul from the path (recursive mode). */
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*s = c;
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} while (1);
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bb_perror_msg ("Cannot %s directory `%s'", fail_msg, path);
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return -1;
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}
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const char * const bb_msg_memory_exhausted = "memory exhausted";
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void *xmalloc(size_t size)
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{
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void *ptr = malloc(size);
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if (ptr == NULL && size != 0)
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bb_error_msg_and_die(bb_msg_memory_exhausted);
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return ptr;
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}
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void *xcalloc(size_t nmemb, size_t size)
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{
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void *ptr = calloc(nmemb, size);
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if (ptr == NULL && nmemb != 0 && size != 0)
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bb_error_msg_and_die(bb_msg_memory_exhausted);
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return ptr;
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}
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void *xrealloc(void *ptr, size_t size)
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{
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ptr = realloc(ptr, size);
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if (ptr == NULL && size != 0)
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bb_error_msg_and_die(bb_msg_memory_exhausted);
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return ptr;
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}
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char *private_get_line_from_file(FILE *file, int c)
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{
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#define GROWBY (80) /* how large we will grow strings by */
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int ch;
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int idx = 0;
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char *linebuf = NULL;
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int linebufsz = 0;
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while ((ch = getc(file)) != EOF) {
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/* grow the line buffer as necessary */
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if (idx > linebufsz - 2) {
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linebuf = xrealloc(linebuf, linebufsz += GROWBY);
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}
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linebuf[idx++] = (char)ch;
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if (!ch) return linebuf;
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if (c<2 && ch == '\n') {
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if (c) {
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--idx;
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}
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break;
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}
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}
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if (linebuf) {
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if (ferror(file)) {
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free(linebuf);
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return NULL;
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}
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linebuf[idx] = 0;
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}
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return linebuf;
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}
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char *bb_get_chomped_line_from_file(FILE *file)
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{
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return private_get_line_from_file(file, 1);
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}
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long my_getpwnam(const char *name)
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{
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struct passwd *myuser;
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myuser = getpwnam(name);
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if (myuser==NULL)
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bb_error_msg_and_die("unknown user name: %s", name);
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return myuser->pw_uid;
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}
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long my_getgrnam(const char *name)
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{
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struct group *mygroup;
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mygroup = getgrnam(name);
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if (mygroup==NULL)
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bb_error_msg_and_die("unknown group name: %s", name);
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return (mygroup->gr_gid);
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}
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unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *))
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{
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unsigned long r;
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char *p;
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r = strtoul(s, &p, 10);
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if (*p || (s == p)) {
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r = my_getxxnam(s);
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}
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return r;
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}
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char * last_char_is(const char *s, int c)
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{
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char *sret = (char *)s;
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if (sret) {
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sret = strrchr(sret, c);
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if(sret != NULL && *(sret+1) != 0)
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sret = NULL;
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}
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return sret;
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}
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void bb_xasprintf(char **string_ptr, const char *format, ...)
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{
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va_list p;
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int r;
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va_start(p, format);
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r = vasprintf(string_ptr, format, p);
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va_end(p);
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if (r < 0) {
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bb_perror_msg_and_die("bb_xasprintf");
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}
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}
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char *concat_path_file(const char *path, const char *filename)
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{
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char *outbuf;
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char *lc;
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if (!path)
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path = "";
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lc = last_char_is(path, '/');
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while (*filename == '/')
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filename++;
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bb_xasprintf(&outbuf, "%s%s%s", path, (lc==NULL ? "/" : ""), filename);
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return outbuf;
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}
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void bb_show_usage(void)
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{
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fprintf(stderr, "%s: [-d device_table] rootdir\n\n", bb_applet_name);
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fprintf(stderr, "Creates a batch of special files as specified in a device table.\n");
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fprintf(stderr, "Device table entries take the form of:\n");
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fprintf(stderr, "type mode user group major minor start increment count\n\n");
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fprintf(stderr, "Where name is the file name, type can be one of:\n");
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fprintf(stderr, " f A regular file\n");
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fprintf(stderr, " d Directory\n");
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fprintf(stderr, " c Character special device file\n");
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fprintf(stderr, " b Block special device file\n");
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fprintf(stderr, " p Fifo (named pipe)\n");
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fprintf(stderr, "uid is the user id for the target file, gid is the group id for the\n");
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fprintf(stderr, "target file. The rest of the entries (major, minor, etc) apply to\n");
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fprintf(stderr, "to device special files. A '-' may be used for blank entries.\n\n");
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fprintf(stderr, "For example:\n");
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fprintf(stderr, "<name> <type> <mode> <uid> <gid> <major> <minor> <start> <inc> <count>\n");
|
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fprintf(stderr, "/dev d 755 0 0 - - - - -\n");
|
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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;
|
||||
}
|
||||
@@ -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)
|
||||
|
||||
Reference in New Issue
Block a user