source: branches/3.2/mindi-busybox/miscutils/bbconfig.c @ 3232

Last change on this file since 3232 was 3232, checked in by bruno, 5 years ago
  • Update mindi-busybox to 1.21.1
File size: 1.1 KB
Line 
1/* vi: set sw=4 ts=4: */
2/* This file was released into the public domain by Paul Fox.
3 */
4
5//usage:#define bbconfig_trivial_usage
6//usage:       ""
7//usage:#define bbconfig_full_usage "\n\n"
8//usage:       "Print the config file used by busybox build"
9
10#include "libbb.h"
11#include "bbconfigopts.h"
12#if ENABLE_FEATURE_COMPRESS_BBCONFIG
13# include "bb_archive.h"
14# include "bbconfigopts_bz2.h"
15#endif
16
17int bbconfig_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
18int bbconfig_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
19{
20#if ENABLE_FEATURE_COMPRESS_BBCONFIG
21    bunzip_data *bd;
22    int i = start_bunzip(&bd,
23            /* src_fd: */ -1,
24            /* inbuf:  */ bbconfig_config_bz2,
25            /* len:    */ sizeof(bbconfig_config_bz2));
26    /* read_bunzip can longjmp to start_bunzip, and ultimately
27     * end up here with i != 0 on read data errors! Not trivial */
28    if (!i) {
29        /* Cannot use xmalloc: will leak bd in NOFORK case! */
30        char *outbuf = malloc_or_warn(sizeof(bbconfig_config));
31        if (outbuf) {
32            read_bunzip(bd, outbuf, sizeof(bbconfig_config));
33            full_write1_str(outbuf);
34        }
35    }
36#else
37    full_write1_str(bbconfig_config);
38#endif
39    return 0;
40}
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