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20760f83da
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1637 65c4cc65-6c06-0410-ace0-fbb531ad65f3
98 lines
2.1 KiB
C
Executable File
98 lines
2.1 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Execute arbitrary system commands
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#include <asterisk/lock.h>
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#include <asterisk/file.h>
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#include <asterisk/logger.h>
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#include <asterisk/channel.h>
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#include <asterisk/pbx.h>
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#include <asterisk/module.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include <pthread.h>
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static char *tdesc = "Generic System() application";
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static char *app = "System";
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static char *synopsis = "Execute a system command";
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static char *descrip =
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" System(command): Executes a command by using system(). Returns -1 on\n"
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"failure to execute the specified command. If the command itself executes\n"
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"but is in error, and if there exists a priority n + 101, where 'n' is the\n"
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"priority of the current instance, then the channel will be setup to\n"
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"continue at that priority level. Otherwise, System returns 0.\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int system_exec(struct ast_channel *chan, void *data)
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{
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int res=0;
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struct localuser *u;
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if (!data) {
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ast_log(LOG_WARNING, "System requires an argument(command)\n");
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return -1;
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}
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LOCAL_USER_ADD(u);
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/* Do our thing here */
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res = system((char *)data);
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if (res < 0) {
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ast_log(LOG_WARNING, "Unable to execute '%s'\n", (char *)data);
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res = -1;
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} else if (res == 127) {
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ast_log(LOG_WARNING, "Unable to execute '%s'\n", (char *)data);
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res = -1;
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} else {
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if (res && ast_exists_extension(chan, chan->context, chan->exten, chan->priority + 101, chan->callerid))
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chan->priority+=100;
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res = 0;
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}
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LOCAL_USER_REMOVE(u);
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return res;
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}
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int unload_module(void)
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{
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STANDARD_HANGUP_LOCALUSERS;
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return ast_unregister_application(app);
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}
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int load_module(void)
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{
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return ast_register_application(app, system_exec, synopsis, descrip);
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}
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char *description(void)
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{
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return tdesc;
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}
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int usecount(void)
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{
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int res;
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STANDARD_USECOUNT(res);
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return res;
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}
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char *key()
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{
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return ASTERISK_GPL_KEY;
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}
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