1 /*****************************************************************************
2 * vlc.c: the vlc player
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
5 * $Id: vlc.c,v 1.15 2002/10/14 16:46:55 sam Exp $
7 * Authors: Vincent Seguin <seguin@via.ecp.fr>
8 * Samuel Hocevar <sam@zoy.org>
9 * Gildas Bazin <gbazin@netcourrier.com>
10 * Lots of other people, see the libvlc AUTHORS file
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
25 *****************************************************************************/
27 #include <signal.h> /* SIGHUP, SIGINT, SIGKILL */
28 #include <stdio.h> /* fprintf() */
29 #include <stdlib.h> /* putenv(), strtol(), */
30 #include <signal.h> /* SIGHUP, SIGINT, SIGKILL */
31 #include <time.h> /* time() */
35 /*****************************************************************************
37 *****************************************************************************/
39 static void SigHandler ( int i_signal );
42 /*****************************************************************************
43 * main: parse command line, start interface and spawn threads
44 *****************************************************************************/
45 int main( int i_argc, char *ppsz_argv[] )
49 fprintf( stderr, "VideoLAN Client %s\n", VLC_Version() );
53 /* Activate malloc checking routines to detect heap corruptions. */
54 putenv( "MALLOC_CHECK_=2" );
56 /* Disable the ugly Gnome crash dialog so that we properly segfault */
57 putenv( "GNOME_DISABLE_CRASH_DIALOG=1" );
60 /* If the user isn't using VLC_VERBOSE, set it to 0 by default */
61 if( getenv( "VLC_VERBOSE" ) == NULL )
63 putenv( "VLC_VERBOSE=0" );
67 /* Create a libvlc structure */
75 /* Set the signal handlers. SIGTERM is not intercepted, because we need at
76 * least one method to kill the program when all other methods failed, and
77 * when we don't want to use SIGKILL.
78 * Note that we set the signals after the vlc_create call. */
79 signal( SIGINT, SigHandler );
80 signal( SIGHUP, SigHandler );
81 signal( SIGQUIT, SigHandler );
84 signal( SIGALRM, SIG_IGN );
85 signal( SIGPIPE, SIG_IGN );
88 /* Initialize libvlc */
89 i_ret = VLC_Init( 0, i_argc, ppsz_argv );
96 /* Run libvlc, in non-blocking mode */
97 i_ret = VLC_Play( 0 );
99 /* Add a blocking interface and keep the return value */
100 i_ret = VLC_AddIntf( 0, NULL, VLC_TRUE );
102 /* Finish the threads */
105 /* Destroy the libvlc structure */
112 /*****************************************************************************
113 * SigHandler: system signal handler
114 *****************************************************************************
115 * This function is called when a fatal signal is received by the program.
116 * It tries to end the program in a clean way.
117 *****************************************************************************/
118 static void SigHandler( int i_signal )
120 static time_t abort_time = 0;
121 static volatile vlc_bool_t b_die = VLC_FALSE;
123 /* Once a signal has been trapped, the termination sequence will be
124 * armed and subsequent signals will be ignored to avoid sending signals
125 * to a libvlc structure having been destroyed */
130 abort_time = time( NULL );
132 fprintf( stderr, "signal %d received, terminating vlc - do it "
133 "again in case it gets stuck\n", i_signal );
135 /* Acknowledge the signal received */
138 else if( time( NULL ) > abort_time + 2 )
140 /* If user asks again 1 or 2 seconds later, die badly */
141 signal( SIGINT, SIG_DFL );
142 signal( SIGHUP, SIG_DFL );
143 signal( SIGQUIT, SIG_DFL );
144 signal( SIGALRM, SIG_DFL );
145 signal( SIGPIPE, SIG_DFL );
147 fprintf( stderr, "user insisted too much, dying badly\n" );