diff options
Diffstat (limited to 'procps/kill.c')
| -rw-r--r-- | procps/kill.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/procps/kill.c b/procps/kill.c index b51d44a70..39538016e 100644 --- a/procps/kill.c +++ b/procps/kill.c @@ -206,9 +206,27 @@ int kill_main(int argc, char **argv) /* Looks like they want to do a kill. Do that */ while (arg) { - /* Support shell 'space' trick */ - if (arg[0] == ' ') - arg++; +#if ENABLE_ASH || ENABLE_HUSH + /* + * We need to support shell's "hack formats" of + * " -PRGP_ID" (yes, with a leading space) + * and " PID1 PID2 PID3" (with degenerate case "") + */ + while (*arg != '\0') { + char *end; + if (*arg == ' ') + arg++; + pid = bb_strtoi(arg, &end, 10); + if (errno && (errno != EINVAL || *end != ' ')) { + bb_error_msg("invalid number '%s'", arg); + errors++; + } else if (kill(pid, signo) != 0) { + bb_perror_msg("can't kill pid %d", (int)pid); + errors++; + } + arg = end; /* can only point to ' ' or '\0' now */ + } +#else pid = bb_strtoi(arg, NULL, 10); if (errno) { bb_error_msg("invalid number '%s'", arg); @@ -217,6 +235,7 @@ int kill_main(int argc, char **argv) bb_perror_msg("can't kill pid %d", (int)pid); errors++; } +#endif arg = *++argv; } return errors; |