1 /*****************************************************************************
2 * vlc.c: the vlc player
3 *****************************************************************************
4 * Copyright (C) 1998-2004 VideoLAN
5 * $Id: vlc.c,v 1.21 2004/01/25 17:16:05 zorglub 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 *****************************************************************************/
29 #include <stdio.h> /* fprintf() */
30 #include <stdlib.h> /* putenv(), strtol(), */
32 # include <signal.h> /* SIGHUP, SIGINT, SIGKILL */
35 # include <time.h> /* time() */
40 /*****************************************************************************
42 *****************************************************************************/
44 static void SigHandler ( int i_signal );
47 /*****************************************************************************
48 * main: parse command line, start interface and spawn threads
49 *****************************************************************************/
50 int main( int i_argc, char *ppsz_argv[] )
54 fprintf( stderr, "VLC media player %s\n", VLC_Version() );
58 /* Activate malloc checking routines to detect heap corruptions. */
59 putenv( "MALLOC_CHECK_=2" );
61 /* Disable the ugly Gnome crash dialog so that we properly segfault */
62 putenv( "GNOME_DISABLE_CRASH_DIALOG=1" );
65 /* If the user isn't using VLC_VERBOSE, set it to 0 by default */
66 if( getenv( "VLC_VERBOSE" ) == NULL )
68 putenv( "VLC_VERBOSE=0" );
72 /* Create a libvlc structure */
80 /* Set the signal handlers. SIGTERM is not intercepted, because we need at
81 * least one method to kill the program when all other methods failed, and
82 * when we don't want to use SIGKILL.
83 * Note that we set the signals after the vlc_create call. */
84 signal( SIGINT, SigHandler );
85 signal( SIGHUP, SigHandler );
86 signal( SIGQUIT, SigHandler );
89 signal( SIGALRM, SIG_IGN );
90 signal( SIGPIPE, SIG_IGN );
93 /* Initialize libvlc */
94 i_ret = VLC_Init( 0, i_argc, ppsz_argv );
101 /* Run libvlc, in non-blocking mode */
102 i_ret = VLC_Play( 0 );
104 /* Add a blocking interface and keep the return value */
105 i_ret = VLC_AddIntf( 0, NULL, VLC_TRUE );
107 /* Finish the threads */
110 /* Destroy the libvlc structure */
117 /*****************************************************************************
118 * SigHandler: system signal handler
119 *****************************************************************************
120 * This function is called when a fatal signal is received by the program.
121 * It tries to end the program in a clean way.
122 *****************************************************************************/
123 static void SigHandler( int i_signal )
125 static time_t abort_time = 0;
126 static volatile vlc_bool_t b_die = VLC_FALSE;
128 /* Once a signal has been trapped, the termination sequence will be
129 * armed and subsequent signals will be ignored to avoid sending signals
130 * to a libvlc structure having been destroyed */
135 abort_time = time( NULL );
137 fprintf( stderr, "signal %d received, terminating vlc - do it "
138 "again in case it gets stuck\n", i_signal );
140 /* Acknowledge the signal received */
143 else if( time( NULL ) > abort_time + 2 )
145 /* If user asks again 1 or 2 seconds later, die badly */
146 signal( SIGINT, SIG_DFL );
147 signal( SIGHUP, SIG_DFL );
148 signal( SIGQUIT, SIG_DFL );
149 signal( SIGALRM, SIG_DFL );
150 signal( SIGPIPE, SIG_DFL );
152 fprintf( stderr, "user insisted too much, dying badly\n" );