projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| a15fc49a | 1 | /* groups.c 4.6 83/06/29 */ |
| 90aff665 BJ |
2 | |
| 3 | /* | |
| 4 | * groups | |
| 5 | */ | |
| 6 | ||
| 7 | #include <sys/param.h> | |
| 8 | #include <grp.h> | |
| 9 | #include <pwd.h> | |
| 10 | ||
| 933c83d0 | 11 | int groups[NGROUPS]; |
| 90aff665 BJ |
12 | |
| 13 | main(argc, argv) | |
| 14 | int argc; | |
| 15 | char *argv[]; | |
| 16 | { | |
| a15fc49a | 17 | int ngroups, i; |
| 90aff665 | 18 | char *sep = ""; |
| a15fc49a | 19 | struct group *gr; |
| 90aff665 | 20 | |
| a15fc49a SL |
21 | if (argc > 1) |
| 22 | showgroups(argv[1]); | |
| a43be079 SL |
23 | ngroups = getgroups(NGROUPS, groups); |
| 24 | for (i = 0; i < ngroups; i++) { | |
| 25 | gr = getgrgid(groups[i]); | |
| 26 | if (gr == NULL) | |
| 27 | printf("%s%d", sep, groups[i]); | |
| 28 | else | |
| 29 | printf("%s%s", sep, gr->gr_name); | |
| 30 | sep = " "; | |
| 31 | } | |
| 90aff665 BJ |
32 | printf("\n"); |
| 33 | exit(0); | |
| 34 | } | |
| a15fc49a SL |
35 | |
| 36 | showgroups(user) | |
| 37 | register char *user; | |
| 38 | { | |
| 39 | register struct group *gr; | |
| 40 | register char **cp; | |
| 41 | char *sep = ""; | |
| 42 | ||
| 43 | while (gr = getgrent()) | |
| 44 | for (cp = gr->gr_mem; cp && *cp; cp++) | |
| 45 | if (strcmp(*cp, user) == 0) { | |
| 46 | printf("%s%s", sep, gr->gr_name); | |
| 47 | sep = " "; | |
| 48 | break; | |
| 49 | } | |
| 50 | printf("\n"); | |
| 51 | exit(0); | |
| 52 | } |