svn commit: trunk/busybox: include procps
vda at busybox.net
vda at busybox.net
Sat Feb 7 22:30:40 UTC 2009
Author: vda
Date: 2009-02-07 22:30:39 +0000 (Sat, 07 Feb 2009)
New Revision: 25261
Log:
function old new delta
kill_main 706 884 +178
Modified:
trunk/busybox/include/usage.h
trunk/busybox/procps/kill.c
Changeset:
Modified: trunk/busybox/include/usage.h
===================================================================
--- trunk/busybox/include/usage.h 2009-02-07 06:57:37 UTC (rev 25260)
+++ trunk/busybox/include/usage.h 2009-02-07 22:30:39 UTC (rev 25261)
@@ -2123,11 +2123,12 @@
"$ killall apache\n"
#define killall5_trivial_usage \
- "[-l] [-SIG]"
+ "[-l] [-SIG] [-o PID]..."
#define killall5_full_usage "\n\n" \
"Send a signal (default is TERM) to all processes outside current session\n" \
"\nOptions:" \
"\n -l List all signal names and numbers" \
+ "\n -o PID Do not signal this PID" \
/* "\n -s SIG Yet another way of specifying SIG" */ \
#define klogd_trivial_usage \
Modified: trunk/busybox/procps/kill.c
===================================================================
--- trunk/busybox/procps/kill.c 2009-02-07 06:57:37 UTC (rev 25260)
+++ trunk/busybox/procps/kill.c 2009-02-07 22:30:39 UTC (rev 25261)
@@ -92,11 +92,18 @@
quiet = 1;
arg = *++argv;
argc--;
- if (argc < 1) bb_show_usage();
- if (arg[0] != '-') goto do_it_now;
+ if (argc < 1)
+ bb_show_usage();
+ if (arg[0] != '-')
+ goto do_it_now;
}
arg++; /* skip '-' */
+
+ /* -o PID? (if present, it always is at the end of command line) */
+ if (killall5 && arg[0] == 'o')
+ goto do_it_now;
+
if (argc > 1 && arg[0] == 's' && arg[1] == '\0') { /* -s SIG? */
argc--;
arg = *++argv;
@@ -109,25 +116,57 @@
arg = *++argv;
argc--;
-do_it_now:
+ do_it_now:
pid = getpid();
if (killall5) {
pid_t sid;
procps_status_t* p = NULL;
+ int ret = 0;
- /* Find out our own session id */
+ /* Find out our session id */
sid = getsid(pid);
- /* Now stop all processes */
+ /* Stop all processes */
kill(-1, SIGSTOP);
- /* Now kill all processes except our session */
+ /* Signal all processes except those in our session */
while ((p = procps_scan(p, PSSCAN_PID|PSSCAN_SID))) {
- if (p->sid != (unsigned)sid && p->pid != (unsigned)pid && p->pid != 1)
- kill(p->pid, signo);
+ int i;
+
+ if (p->sid == (unsigned)sid
+ || p->pid == (unsigned)pid
+ || p->pid == 1)
+ continue;
+
+ /* All remaining args must be -o PID options.
+ * Check p->pid against them. */
+ for (i = 0; i < argc; i++) {
+ pid_t omit;
+
+ arg = argv[i];
+ if (arg[0] != '-' || arg[1] != 'o') {
+ bb_error_msg("bad option '%s'", arg);
+ ret = 1;
+ goto resume;
+ }
+ arg += 2;
+ if (!arg[0] && argv[++i])
+ arg = argv[i];
+ omit = bb_strtoi(arg, NULL, 10);
+ if (errno) {
+ bb_error_msg("bad pid '%s'", arg);
+ ret = 1;
+ goto resume;
+ }
+ if (p->pid == omit)
+ goto dont_kill;
+ }
+ kill(p->pid, signo);
+ dont_kill: ;
}
+ resume:
/* And let them continue */
kill(-1, SIGCONT);
- return 0;
+ return ret;
}
/* Pid or name is required for kill/killall */
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