01cd9570c
Denis Vlasenko
2007-11-16
Subject
who: add -a (by Tito)
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Commit Diff GitHub →
coreutils/who.c+4 -4
| @@ -46,15 +46,15 @@ int who_main(int argc, char **argv) | |
| struct utmp *ut; | |
| struct stat st; | |
| char *name; | |
| + | unsigned opt; |
| - | if (argc > 1) { |
| - | bb_show_usage(); |
| - | } |
| + | opt_complementary = "=0"; |
| + | opt = getopt32(argv, "a"); |
| setutent(); | |
| printf("USER TTY IDLE TIME HOST\n"); | |
| while ((ut = getutent()) != NULL) { | |
| - | if (ut->ut_user[0] && ut->ut_type == USER_PROCESS) { |
| + | if (ut->ut_user[0] && (opt || ut->ut_type == USER_PROCESS)) { |
| /* ut->ut_line is device name of tty - "/dev/" */ | |
| name = concat_path_file("/dev", ut->ut_line); | |
| str6[0] = '?'; | |
include/usage.h+4 -2
| @@ -4112,9 +4112,11 @@ USE_FEATURE_RUN_PARTS_FANCY("\n -l Prints names of all matching files even when | |
| "/bin/login\n" | |
| #define who_trivial_usage \ | |
| - | " " |
| + | "[-a]" |
| #define who_full_usage \ | |
| - | "Print the current user names and related information" |
| + | "Show who is logged on" \ |
| + | "\n\nOptions:\n" \ |
| + | " -a show all" |
| #define whoami_trivial_usage \ | |
| "" | |