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authorErik Andersen2000-03-07 07:41:42 +0000
committerErik Andersen2000-03-07 07:41:42 +0000
commit246cc6dddd3df2164e8a925ebd8e9a7bba379253 (patch)
tree0b9f317c6b6fdebad4f90fbfde5565e195076ea4 /kill.c
parente916d24805b4a191bc08d2ee31c9247a30f9bc1e (diff)
downloadbusybox-246cc6dddd3df2164e8a925ebd8e9a7bba379253.zip
busybox-246cc6dddd3df2164e8a925ebd8e9a7bba379253.tar.gz
Wrote killall.
Adjusted mount, ps, utility.c, etc to handle my nifty new kernel patches the allow busybox to run perfectly without /proc. -Erik
Diffstat (limited to 'kill.c')
-rw-r--r--kill.c63
1 files changed, 40 insertions, 23 deletions
diff --git a/kill.c b/kill.c
index 5166212..8a99e0f 100644
--- a/kill.c
+++ b/kill.c
@@ -24,6 +24,7 @@
#include "internal.h"
#include <stdio.h>
#include <stdlib.h>
+#include <errno.h>
#include <unistd.h>
#include <signal.h>
#include <ctype.h>
@@ -35,6 +36,14 @@ static const char *kill_usage =
"Send a signal (default is SIGTERM) to the specified process(es).\n\n"
"Options:\n" "\t-l\tList all signal names and numbers.\n\n";
+static const char *killall_usage =
+ "killall [-signal] process-name [process-name ...]\n\n"
+ "Send a signal (default is SIGTERM) to the specified process(es).\n\n"
+ "Options:\n" "\t-l\tList all signal names and numbers.\n\n";
+
+
+#define KILL 0
+#define KILLALL 1
struct signal_name {
const char *name;
@@ -120,13 +129,19 @@ const struct signal_name signames[] = {
extern int kill_main(int argc, char **argv)
{
- int sig = SIGTERM;
+ int whichApp, sig = SIGTERM;
+ const char *appUsage;
+
+ /* Figure out what we are trying to do here */
+ whichApp = (strcmp(*argv, "killall") == 0)?
+ KILLALL : KILL;
+ appUsage = (whichApp == KILLALL)? killall_usage : kill_usage;
argc--;
argv++;
/* Parse any options */
if (argc < 1)
- usage(kill_usage);
+ usage(appUsage);
while (argc > 0 && **argv == '-') {
while (*++(*argv)) {
@@ -150,7 +165,7 @@ extern int kill_main(int argc, char **argv)
}
break;
case '-':
- usage(kill_usage);
+ usage(appUsage);
default:
{
if (isdigit(**argv)) {
@@ -186,32 +201,34 @@ extern int kill_main(int argc, char **argv)
do_it_now:
- while (--argc >= 0) {
- int pid;
- struct stat statbuf;
- char pidpath[20] = "/proc/";
+ if (whichApp == KILL) {
+ /* Looks like they want to do a kill. Do that */
+ while (--argc >= 0) {
+ int pid;
- if (!isdigit(**argv)) {
- fprintf(stderr, "bad PID: %s\n", *argv);
- exit(FALSE);
- }
- pid = atoi(*argv);
- snprintf(pidpath, 20, "/proc/%s/stat", *argv);
- if (stat(pidpath, &statbuf) != 0) {
- fprintf(stderr, "kill: (%d) - No such pid\n", pid);
- exit(FALSE);
+ if (!isdigit(**argv))
+ fatalError( "Bad PID: %s\n", strerror(errno));
+ pid = strtol(*argv, NULL, 0);
+ if (kill(pid, sig) != 0)
+ fatalError( "Could not kill pid '%d': %s\n", pid, strerror(errno));
+ argv++;
}
- fprintf(stderr, "sig = %d\n", sig);
- if (kill(pid, sig) != 0) {
- perror(*argv);
- exit(FALSE);
+ } else {
+ /* Looks like they want to do a killall. Do that */
+ while (--argc >= 0) {
+ int pid;
+
+ while((pid = findPidByName( *argv))) {
+ if (kill(pid, sig) != 0)
+ fatalError( "Could not kill pid '%d': %s\n", pid, strerror(errno));
+ }
+ argv++;
}
- argv++;
}
+
exit(TRUE);
end:
- fprintf(stderr, "bad signal name: %s\n", *argv);
- exit(TRUE);
+ fatalError( "bad signal name: %s\n", *argv);
}