/*****************************************************************************
* vlc.c: the vlc player
*****************************************************************************
- * Copyright (C) 1998-2001 VideoLAN
- * $Id: vlc.c,v 1.8 2002/08/08 00:35:11 sam Exp $
+ * Copyright (C) 1998-2004 VideoLAN
+ * $Id$
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
* Samuel Hocevar <sam@zoy.org>
* Gildas Bazin <gbazin@netcourrier.com>
+ * Lots of other people, see the libvlc AUTHORS file
*
* 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
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
-#include <signal.h> /* SIGHUP, SIGINT, SIGKILL */
+
+#include "config.h"
+
#include <stdio.h> /* fprintf() */
#include <stdlib.h> /* putenv(), strtol(), */
+#ifdef HAVE_SIGNAL_H
+# include <signal.h> /* SIGHUP, SIGINT, SIGKILL */
+#endif
+#ifdef HAVE_TIME_H
+# include <time.h> /* time() */
+#endif
#include <vlc/vlc.h>
+/*****************************************************************************
+ * Local prototypes.
+ *****************************************************************************/
+#ifndef WIN32
+static void SigHandler ( int i_signal );
+#endif
+
/*****************************************************************************
* main: parse command line, start interface and spawn threads
*****************************************************************************/
-int main(int i_argc, char *ppsz_argv[])
+int main( int i_argc, char *ppsz_argv[] )
{
- vlc_error_t err;
+ int i_ret;
-#ifdef SYS_LINUX
+ fprintf( stderr, "VLC media player %s\n", VLC_Version() );
+
+#ifdef HAVE_PUTENV
# ifdef DEBUG
/* Activate malloc checking routines to detect heap corruptions. */
putenv( "MALLOC_CHECK_=2" );
/* Disable the ugly Gnome crash dialog so that we properly segfault */
putenv( "GNOME_DISABLE_CRASH_DIALOG=1" );
# endif
-#endif
- /* Create the vlc structure */
- err = vlc_create();
- if( err != VLC_SUCCESS )
+ /* If the user isn't using VLC_VERBOSE, set it to 0 by default */
+ if( getenv( "VLC_VERBOSE" ) == NULL )
{
- return err;
+ putenv( "VLC_VERBOSE=0" );
}
+#endif
- /* Initialize vlc */
- err = vlc_init( i_argc, ppsz_argv );
- if( err != VLC_SUCCESS )
+ /* Create a libvlc structure */
+ i_ret = VLC_Create();
+ if( i_ret < 0 )
{
- vlc_destroy();
- return err;
+ return i_ret;
}
- /* Run vlc, in non-blocking mode */
- err = vlc_run();
-
- /* Add background interfaces */
-#if 0
- { int i; for( i=10; i--; ) vlc_add_intf( NULL, "dummy", 0 ); }
- vlc_add_intf( NULL, "dummy", VLC_FALSE );
- vlc_add_intf( NULL, "logger", VLC_FALSE );
- vlc_add_intf( NULL, "xosd", VLC_FALSE );
- vlc_add_intf( NULL, "gtk", VLC_FALSE );
- vlc_add_intf( NULL, "kde", VLC_FALSE );
- vlc_add_intf( "rc", VLC_FALSE );
+#ifndef WIN32
+ /* Set the signal handlers. SIGTERM is not intercepted, because we need at
+ * least one method to kill the program when all other methods failed, and
+ * when we don't want to use SIGKILL.
+ * Note that we set the signals after the vlc_create call. */
+ signal( SIGINT, SigHandler );
+ signal( SIGHUP, SigHandler );
+ signal( SIGQUIT, SigHandler );
+
+ /* Other signals */
+ signal( SIGALRM, SIG_IGN );
+ signal( SIGPIPE, SIG_IGN );
#endif
- /* Add a blocking interface and keep the return value */
- err = vlc_add_intf( NULL, VLC_TRUE );
+ /* Initialize libvlc */
+ i_ret = VLC_Init( 0, i_argc, ppsz_argv );
+ if( i_ret < 0 )
+ {
+ VLC_Destroy( 0 );
+ return i_ret;
+ }
- /* Finish the interface */
- vlc_stop();
+ /* Add a blocking interface, start playing, and keep the return value */
+ i_ret = VLC_AddIntf( 0, NULL, VLC_TRUE, VLC_TRUE );
- /* Finish all threads */
- vlc_end();
+ /* Finish the threads */
+ VLC_Stop( 0 );
- /* Destroy the vlc structure */
- vlc_destroy();
+ /* Destroy the libvlc structure */
+ VLC_Destroy( 0 );
- return err;
+ return i_ret;
}
+#ifndef WIN32
+/*****************************************************************************
+ * SigHandler: 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 SigHandler( int i_signal )
+{
+ static time_t abort_time = 0;
+ static volatile vlc_bool_t b_die = VLC_FALSE;
+
+ /* Once a signal has been trapped, the termination sequence will be
+ * armed and subsequent signals will be ignored to avoid sending signals
+ * to a libvlc structure having been destroyed */
+
+ if( !b_die )
+ {
+ b_die = VLC_TRUE;
+ abort_time = time( NULL );
+
+ fprintf( stderr, "signal %d received, terminating vlc - do it "
+ "again in case it gets stuck\n", i_signal );
+
+ /* Acknowledge the signal received */
+ VLC_Die( 0 );
+ }
+ else if( time( NULL ) > abort_time + 2 )
+ {
+ /* If user asks again 1 or 2 seconds later, die badly */
+ signal( SIGINT, SIG_DFL );
+ signal( SIGHUP, SIG_DFL );
+ signal( SIGQUIT, SIG_DFL );
+ signal( SIGALRM, SIG_DFL );
+ signal( SIGPIPE, SIG_DFL );
+
+ fprintf( stderr, "user insisted too much, dying badly\n" );
+
+ abort();
+ }
+}
+#endif
+