mirror of
https://github.com/sheumann/hush.git
synced 2024-11-03 08:05:23 +00:00
154 lines
3.3 KiB
C
154 lines
3.3 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini kill/killall implementation for busybox
|
|
*
|
|
* Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>.
|
|
* Copyright (C) 1999-2002 by Erik Andersen <andersee@debian.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*
|
|
*/
|
|
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
#include <signal.h>
|
|
#include <ctype.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include "busybox.h"
|
|
|
|
static const int KILL = 0;
|
|
static const int KILLALL = 1;
|
|
|
|
|
|
extern int kill_main(int argc, char **argv)
|
|
{
|
|
int whichApp, sig = SIGTERM, quiet;
|
|
const char *name;
|
|
int errors = 0;
|
|
|
|
#ifdef CONFIG_KILLALL
|
|
/* Figure out what we are trying to do here */
|
|
whichApp = (strcmp(applet_name, "killall") == 0)? KILLALL : KILL;
|
|
#else
|
|
whichApp = KILL;
|
|
#endif
|
|
|
|
quiet=0;
|
|
argc--;
|
|
argv++;
|
|
/* Parse any options */
|
|
if (argc < 1)
|
|
show_usage();
|
|
|
|
while (argc > 0 && **argv == '-') {
|
|
while (*++(*argv)) {
|
|
switch (**argv) {
|
|
#ifdef CONFIG_KILLALL
|
|
case 'q':
|
|
quiet++;
|
|
break;
|
|
#endif
|
|
case 'l':
|
|
if(argc>1) {
|
|
for(argv++; *argv; argv++) {
|
|
name = u_signal_names(*argv, &sig, -1);
|
|
if(name!=NULL)
|
|
printf("%s\n", name);
|
|
}
|
|
} else {
|
|
int col = 0;
|
|
for(sig=1; sig < NSIG; sig++) {
|
|
name = u_signal_names(0, &sig, 1);
|
|
if(name==NULL) /* unnamed */
|
|
continue;
|
|
col += printf("%2d) %-16s", sig, name);
|
|
if (col > 60) {
|
|
printf("\n");
|
|
col = 0;
|
|
}
|
|
}
|
|
printf("\n");
|
|
}
|
|
return EXIT_SUCCESS;
|
|
case '-':
|
|
show_usage();
|
|
default:
|
|
name = u_signal_names(*argv, &sig, 0);
|
|
if(name==NULL)
|
|
error_msg_and_die( "bad signal name: %s", *argv);
|
|
argc--;
|
|
argv++;
|
|
goto do_it_now;
|
|
}
|
|
argc--;
|
|
argv++;
|
|
}
|
|
}
|
|
|
|
do_it_now:
|
|
|
|
if (whichApp == KILL) {
|
|
/* Looks like they want to do a kill. Do that */
|
|
while (--argc >= 0) {
|
|
int pid;
|
|
|
|
if (!isdigit(**argv))
|
|
perror_msg_and_die( "Bad PID");
|
|
pid = strtol(*argv, NULL, 0);
|
|
if (kill(pid, sig) != 0) {
|
|
perror_msg( "Could not kill pid '%d'", pid);
|
|
errors++;
|
|
}
|
|
argv++;
|
|
}
|
|
|
|
}
|
|
#ifdef CONFIG_KILLALL
|
|
else {
|
|
pid_t myPid=getpid();
|
|
/* Looks like they want to do a killall. Do that */
|
|
while (--argc >= 0) {
|
|
long* pidList;
|
|
|
|
pidList = find_pid_by_name(*argv);
|
|
if (*pidList <= 0) {
|
|
errors++;
|
|
if (quiet==0)
|
|
error_msg( "%s: no process killed", *argv);
|
|
} else {
|
|
long *pl;
|
|
|
|
for(pl = pidList; *pl !=0 ; pl++) {
|
|
if (*pl==myPid)
|
|
continue;
|
|
if (kill(*pl, sig) != 0) {
|
|
errors++;
|
|
if (quiet==0)
|
|
perror_msg( "Could not kill pid '%d'", *pl);
|
|
}
|
|
}
|
|
}
|
|
free(pidList);
|
|
argv++;
|
|
}
|
|
}
|
|
#endif
|
|
return errors;
|
|
}
|