Contents of /tags/multiarch-wrapper-1_0/multiarch-wrapper.c
Parent Directory | Revision Log
Revision 1149 -
(show annotations)
(download)
Fri Aug 20 16:15:18 2010 UTC (14 years, 1 month ago) by niro
File MIME type: text/plain
File size: 886 byte(s)
Fri Aug 20 16:15:18 2010 UTC (14 years, 1 month ago) by niro
File MIME type: text/plain
File size: 886 byte(s)
tagged 'multiarch-wrapper-1_0'
1 | #define _GNU_SOURCE |
2 | |
3 | #include <errno.h> |
4 | #include <stdio.h> |
5 | #include <stdlib.h> |
6 | #include <sys/types.h> |
7 | #include <sys/wait.h> |
8 | #include <unistd.h> |
9 | |
10 | #ifndef DEF_SUFFIX |
11 | # define DEF_SUFFIX "64" |
12 | #endif |
13 | |
14 | int main(int argc, char **argv) |
15 | { |
16 | char *filename; |
17 | char *suffix; |
18 | |
19 | if(!(suffix = getenv("USE_ARCH"))) |
20 | if(!(suffix = getenv("BUILDENV"))) |
21 | suffix = DEF_SUFFIX; |
22 | |
23 | if (asprintf(&filename, "%s-%s", argv[0], suffix) < 0) { |
24 | perror(argv[0]); |
25 | return -1; |
26 | } |
27 | |
28 | int status = EXIT_FAILURE; |
29 | pid_t pid = fork(); |
30 | |
31 | if (pid == 0) { |
32 | execvp(filename, argv); |
33 | perror(filename); |
34 | goto end; |
35 | } else if (pid < 0) { |
36 | goto end_error; |
37 | } else { |
38 | if (waitpid(pid, &status, 0) != pid) { |
39 | status = EXIT_FAILURE; |
40 | goto end_error; |
41 | } |
42 | status = WEXITSTATUS(status); |
43 | } |
44 | goto end; |
45 | |
46 | end_error: |
47 | perror(argv[0]); |
48 | end: |
49 | free(filename); |
50 | |
51 | return status; |
52 | } |
53 | |
54 |