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we really should use this way to comment. 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4423 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Brian West 2007-03-02 05:53:45 +00:00
parent 9b43057b29
commit 49e689b3b5
1 changed files with 54 additions and 53 deletions
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107
src/switch.c
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@ -35,18 +35,18 @@
#include <switch.h>
//pid filename: Stores the process id of the freeswitch process
/* pid filename: Stores the process id of the freeswitch process */
#define PIDFILE "freeswitch.pid"
static char *pfile = PIDFILE;
//log filename: Filename of the freeswitch log file to be used if we are in background mode
/* log filename: Filename of the freeswitch log file to be used if we are in background mode */
#define LOGFILE "freeswitch.log"
static char *lfile = LOGFILE;
//If we are a windows service, what should we be called
/* If we are a windows service, what should we be called */
#define SERVICENAME "Freeswitch"
//Picky compiler
/* Picky compiler */
#ifdef __ICC
#pragma warning (disable:167)
#endif
@ -55,73 +55,74 @@ static char *lfile = LOGFILE;
#include <winsock2.h>
#include <windows.h>
//event to signal shutdown (for you unix people, this is like a pthread_cond)
/* event to signal shutdown (for you unix people, this is like a pthread_cond) */
static HANDLE shutdown_event;
#endif
//signal handler for when freeswitch is running in background mode.
//signal triggers the shutdown of freeswitch
/* signal handler for when freeswitch is running in background mode.
* signal triggers the shutdown of freeswitch
*/
static void handle_SIGHUP(int sig)
{
uint32_t arg = 0;
if(sig);
//send shutdown signal to the freeswitch core
/* send shutdown signal to the freeswitch core */
switch_core_session_ctl(SCSC_SHUTDOWN, &arg);
return;
}
//kill a freeswitch process running in background mode
/* kill a freeswitch process running in background mode */
static int freeswitch_kill_background()
{
FILE *f; //FILE handle to open the pid file
char path[256] = ""; //full path of the PID file
pid_t pid = 0; //pid from the pid file
FILE *f; /* FILE handle to open the pid file */
char path[256] = ""; /* full path of the PID file */
pid_t pid = 0; /* pid from the pid file */
//set the globals so we can use the global paths.
/* set the globals so we can use the global paths. */
switch_core_set_globals();
//get the full path of the pid file.
/* get the full path of the pid file. */
snprintf(path, sizeof(path), "%s%s%s", SWITCH_GLOBAL_dirs.log_dir, SWITCH_PATH_SEPARATOR, pfile);
//open the pid file
/* open the pid file */
if ((f = fopen(path, "r")) == 0) {
//pid file does not exist
/* pid file does not exist */
fprintf(stderr, "Cannot open pid file %s.\n", path);
return 255;
}
//pull the pid from the file
/* pull the pid from the file */
fscanf(f, "%d", &pid);
//if we have a valid pid
/* if we have a valid pid */
if (pid > 0) {
//kill the freeswitch running at the pid we found
/* kill the freeswitch running at the pid we found */
fprintf(stderr, "Killing: %d\n", (int) pid);
#ifdef WIN32
//for windows we need the event to signal for shutting down a background freewitc
/* for windows we need the event to signal for shutting down a background freewitch */
snprintf(path, sizeof(path), "Global\\Freeswitch.%d", pid);
//open the event so we can signal it
/* open the event so we can signal it */
shutdown_event = OpenEvent(EVENT_MODIFY_STATE, FALSE, path);
//did we sucessfully open the event
/* did we sucessfully open the event */
if (!shutdown_event) {
/* we can't get the event, so we can't signal the process to shutdown */
fprintf(stderr, "ERROR: Can't Shutdown: %d\n", (int) pid);
} else {
//signal the event to shutdown
/* signal the event to shutdown */
SetEvent(shutdown_event);
}
//cleanup
/* cleanup */
CloseHandle(shutdown_event);
#else
//for unix, send the signal to kill.
/* for unix, send the signal to kill. */
kill(pid, SIGTERM);
#endif
}
//be nice and close the file handle to the pid file
/* be nice and close the file handle to the pid file */
fclose(f);
return 0;
@ -129,81 +130,81 @@ static int freeswitch_kill_background()
#ifdef WIN32
//we need these vars to handle the service
/* we need these vars to handle the service */
SERVICE_STATUS_HANDLE hStatus;
SERVICE_STATUS status;
//Handler function for service start/stop from the service
/* Handler function for service start/stop from the service */
void WINAPI ServiceCtrlHandler( DWORD control )
{
switch( control )
{
case SERVICE_CONTROL_SHUTDOWN:
case SERVICE_CONTROL_STOP:
//Shutdown freeswitch
/* Shutdown freeswitch */
switch_core_destroy(0);
//set service status valuse
/* set service status valuse */
status.dwCurrentState = SERVICE_STOPPED;
status.dwWin32ExitCode = 0;
status.dwCheckPoint = 0;
status.dwWaitHint = 0;
break;
case SERVICE_CONTROL_INTERROGATE:
// we already set the service status every time it changes.
// if there are other times we change it and don't update, we should do so here
/* we already set the service status every time it changes. */
/* if there are other times we change it and don't update, we should do so here */
break;
}
SetServiceStatus( hStatus, &status );
}
//the main service entry point
/* the main service entry point */
void WINAPI service_main( DWORD numArgs, char **args )
{
const char *err = NULL; //error value for return from freeswitch initialization
// we have to initialize the service-specific stuff
const char *err = NULL; /* error value for return from freeswitch initialization */
/* we have to initialize the service-specific stuff */
memset( &status, 0, sizeof(SERVICE_STATUS) );
status.dwServiceType = SERVICE_WIN32;
status.dwCurrentState = SERVICE_START_PENDING;
status.dwControlsAccepted = SERVICE_ACCEPT_STOP;
//register our handler for service control messages
/* register our handler for service control messages */
hStatus = RegisterServiceCtrlHandler( SERVICENAME, &ServiceCtrlHandler );
//update the service status
/* update the service status */
SetServiceStatus( hStatus, &status );
//run freeswitch with elevated priority
/* run freeswitch with elevated priority */
set_high_priority();
//attempt to initialize freeswitch and load modules
/* attempt to initialize freeswitch and load modules */
if (switch_core_init_and_modload(lfile, &err) != SWITCH_STATUS_SUCCESS) {
//freeswitch did not start sucessfully
/* freeswitch did not start sucessfully */
status.dwCurrentState = SERVICE_STOPPED;
} else {
//freeswitch started
/* freeswitch started */
status.dwCurrentState = SERVICE_RUNNING;
}
//update the service status
/* update the service status */
SetServiceStatus( hStatus, &status );
}
#endif
//the main application entry point
/* the main application entry point */
int main(int argc, char *argv[])
{
char pid_path[256] = ""; // full path to the pid file
const char *err = NULL; // error value for return from freeswitch initialization
char pid_path[256] = ""; /* full path to the pid file */
const char *err = NULL; /* error value for return from freeswitch initialization */
#ifndef WIN32
int nf = 0; // TRUE if we are running in nofork mode
int nf = 0; /* TRUE if we are running in nofork mode */
#endif
int nc = 0; // TRUE if we are running in noconsole mode
FILE *f; // file handle to the pid file
pid_t pid = 0; //
int x; //
int die = 0; //
int nc = 0; /* TRUE if we are running in noconsole mode */
FILE *f; /* file handle to the pid file */
pid_t pid = 0;
int x;
int die = 0;
char *usageDesc;
int alt_dirs = 0;
@ -245,7 +246,7 @@ int main(int argc, char *argv[])
if (x == 1) {
if (argv[x] && !strcmp(argv[x], "-service")) {
if(StartServiceCtrlDispatcher( dispatchTable ) == 0 ) {
//Not loaded as a service
/* Not loaded as a service */
fprintf(stderr, "Error Freeswitch loaded as a console app with -service option\n");
fprintf(stderr, "To install the service load freeswitch with -install\n");
}
@ -279,7 +280,7 @@ int main(int argc, char *argv[])
SC_HANDLE handle = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS );
SC_HANDLE service = OpenService( handle, SERVICENAME, DELETE );
if( service != NULL ) {
// remove the service!
/* remove the service! */
DeleteService( service );
}
exit(0);