diff options
| -rw-r--r-- | procps/pidof.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/procps/pidof.c b/procps/pidof.c index c75571a..d0d65e0 100644 --- a/procps/pidof.c +++ b/procps/pidof.c @@ -36,26 +36,20 @@ extern int pidof_main(int argc, char **argv) { int opt, n = 0; - + int single_flag = 0; + int fail = 1; /* do normal option parsing */ - while ((opt = getopt(argc, argv, "ne:f:")) > 0) { + while ((opt = getopt(argc, argv, "s")) > 0) { switch (opt) { -#if 0 - case 'g': - break; - case 'e': + case 's': + single_flag = 1; break; -#endif default: show_usage(); } } - /* if we didn't get a process name, then we need to choke and die here */ - if (argv[optind] == NULL) - show_usage(); - /* Looks like everything is set to go. */ while(optind < argc) { long* pidList; @@ -67,6 +61,9 @@ extern int pidof_main(int argc, char **argv) for(; pidList && *pidList!=0; pidList++) { printf("%s%ld", (n++ ? " " : ""), (long)*pidList); + fail = 0; + if (single_flag) + break; } /* Note that we don't bother to free the memory * allocated in find_pid_by_name(). It will be freed @@ -75,5 +72,5 @@ extern int pidof_main(int argc, char **argv) } printf("\n"); - return EXIT_SUCCESS; + return fail ? EXIT_FAILURE : EXIT_SUCCESS; } |