projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 476fcd16 SL |
1 | #ifndef lint |
| 2 | static char sccsid[] = "@(#)groups.c 4.7 (Berkeley) %G%"; | |
| 3 | #endif | |
| 90aff665 BJ |
4 | |
| 5 | /* | |
| 6 | * groups | |
| 7 | */ | |
| 8 | ||
| 9 | #include <sys/param.h> | |
| 10 | #include <grp.h> | |
| 11 | #include <pwd.h> | |
| 12 | ||
| 933c83d0 | 13 | int groups[NGROUPS]; |
| 90aff665 BJ |
14 | |
| 15 | main(argc, argv) | |
| 16 | int argc; | |
| 17 | char *argv[]; | |
| 18 | { | |
| a15fc49a | 19 | int ngroups, i; |
| 90aff665 | 20 | char *sep = ""; |
| a15fc49a | 21 | struct group *gr; |
| 90aff665 | 22 | |
| a15fc49a SL |
23 | if (argc > 1) |
| 24 | showgroups(argv[1]); | |
| a43be079 SL |
25 | ngroups = getgroups(NGROUPS, groups); |
| 26 | for (i = 0; i < ngroups; i++) { | |
| 27 | gr = getgrgid(groups[i]); | |
| 28 | if (gr == NULL) | |
| 29 | printf("%s%d", sep, groups[i]); | |
| 30 | else | |
| 31 | printf("%s%s", sep, gr->gr_name); | |
| 32 | sep = " "; | |
| 33 | } | |
| 90aff665 BJ |
34 | printf("\n"); |
| 35 | exit(0); | |
| 36 | } | |
| a15fc49a SL |
37 | |
| 38 | showgroups(user) | |
| 39 | register char *user; | |
| 40 | { | |
| 41 | register struct group *gr; | |
| 42 | register char **cp; | |
| 43 | char *sep = ""; | |
| 44 | ||
| 45 | while (gr = getgrent()) | |
| 46 | for (cp = gr->gr_mem; cp && *cp; cp++) | |
| 47 | if (strcmp(*cp, user) == 0) { | |
| 48 | printf("%s%s", sep, gr->gr_name); | |
| 49 | sep = " "; | |
| 50 | break; | |
| 51 | } | |
| 52 | printf("\n"); | |
| 53 | exit(0); | |
| 54 | } |