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Fixe la gestion des signaux

This commit is contained in:
Benoit Steiner 2000-12-10 09:21:58 +00:00
parent 53c2e3acf7
commit 39eb576831
1 changed files with 33 additions and 11 deletions
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44
src/interface/main.c
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@ -39,6 +39,7 @@
#include <string.h> /* strerror() */
#include "config.h"
#include "debug.h"
#include "common.h"
#include "threads.h"
#include "mtime.h"
@ -159,7 +160,8 @@ static void Usage ( int i_fashion );
static void Version ( void );
static void InitSignalHandler ( void );
static void SignalHandler ( int i_signal );
static void SimpleSignalHandler ( int i_signal );
static void FatalSignalHandler ( int i_signal );
#ifdef HAVE_MMX
int TestMMX ( void );
#endif
@ -210,6 +212,11 @@ int main( int i_argc, char *ppsz_argv[], char *ppsz_env[] )
return( errno );
}
/*
* Set signal handling policy up for all the threads that will be created
*/
InitSignalHandler(); /* prepare signals for interception */
/*
* Read configuration
*/
@ -278,8 +285,6 @@ int main( int i_argc, char *ppsz_argv[], char *ppsz_env[] )
p_main->p_intf = intf_Create();
if( p_main->p_intf != NULL )
{
InitSignalHandler(); /* prepare signals for interception */
/*
* This is the main loop
*/
@ -721,18 +726,35 @@ static void Version( void )
static void InitSignalHandler( void )
{
/* Termination signals */
signal( SIGHUP, SignalHandler );
signal( SIGINT, SignalHandler );
signal( SIGQUIT, SignalHandler );
signal( SIGHUP, FatalSignalHandler );
signal( SIGINT, FatalSignalHandler );
signal( SIGQUIT, FatalSignalHandler );
/* Other signals */
signal( SIGALRM, SimpleSignalHandler );
signal( SIGPIPE, SimpleSignalHandler );
}
/*****************************************************************************
* SignalHandler: system signal handler
* SimpleSignalHandler: system signal handler
*****************************************************************************
* This function is called when a signal is received by the program. It tries to
* end the program in a clean way.
* This function is called when a non fatal signal is received by the program.
*****************************************************************************/
static void SignalHandler( int i_signal )
static void SimpleSignalHandler( int i_signal )
{
/* Acknowledge the signal received */
intf_WarnMsg(0, "intf: ignoring signal %d\n", i_signal );
}
/*****************************************************************************
* FatalSignalHandler: system signal handler
*****************************************************************************
* This function is called when a fatal signal is received by the program.
* It tries to end the program in a clean way.
*****************************************************************************/
static void FatalSignalHandler( int i_signal )
{
/* Once a signal has been trapped, the termination sequence will be armed and
* following signals will be ignored to avoid sending messages to an interface
@ -742,7 +764,7 @@ static void SignalHandler( int i_signal )
signal( SIGQUIT, SIG_IGN );
/* Acknowledge the signal received */
intf_ErrMsgImm("intf: signal %d received\n", i_signal );
intf_ErrMsgImm("intf: signal %d received, exiting\n", i_signal );
/* Try to terminate everything - this is done by requesting the end of the
* interface thread */