lorax/rewrite/utils/mapshdr.c

60 lines
1.5 KiB
C

/*
* mapshdr.c
*
* Copyright (C) 2007 Red Hat, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>
#include "../isys/lang.h"
int main(int argc, char ** argv) {
struct kmapHeader h;
struct kmapInfo info;
int i, x;
struct stat sb;
char * chptr;
h.magic = KMAP_MAGIC;
h.numEntries = argc - 1;
x = write(1, &h, sizeof(h));
for (i = 1; i < argc; i++) {
if (stat(argv[i], &sb)) {
fprintf(stderr, "stat error for %s: %s\n", argv[i],
strerror(errno));
exit(1);
}
memset(info.name, 0, KMAP_NAMELEN);
strncpy(info.name, argv[i], KMAP_NAMELEN - 1);
chptr = info.name + strlen(info.name) - 1;
while (*chptr != '.') *chptr-- = '\0';
*chptr = '\0';
info.size = sb.st_size;
x = write(1, &info, sizeof(info));
}
return 0;
}