vlc.c
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上传日期:2009-03-27
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- /*****************************************************************************
- * vlc.c: the vlc player
- *****************************************************************************
- * Copyright (C) 1998-2004 VideoLAN
- * $Id: vlc.c 9292 2004-11-12 10:44:50Z gbazin $
- *
- * Authors: Vincent Seguin <seguin@via.ecp.fr>
- * Samuel Hocevar <sam@zoy.org>
- * Gildas Bazin <gbazin@videolan.org>
- * Derk-Jan Hartman <hartman at videolan dot org>
- * 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
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- #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.
- *****************************************************************************/
- #if !defined(WIN32) && !defined(UNDER_CE)
- 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 i_ret;
- #ifndef SYS_DARWIN
- /* This clutters OSX GUI error logs */
- fprintf( stderr, "VLC media player %sn", VLC_Version() );
- #endif
- #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
- /* If the user isn't using VLC_VERBOSE, set it to 0 by default */
- if( getenv( "VLC_VERBOSE" ) == NULL )
- {
- putenv( "VLC_VERBOSE=0" );
- }
- #endif
- /* Create a libvlc structure */
- i_ret = VLC_Create();
- if( i_ret < 0 )
- {
- return i_ret;
- }
- #if !defined(WIN32) && !defined(UNDER_CE)
- /* 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
- /* Initialize libvlc */
- i_ret = VLC_Init( 0, i_argc, ppsz_argv );
- if( i_ret < 0 )
- {
- VLC_Destroy( 0 );
- return i_ret;
- }
- i_ret = VLC_AddIntf( 0, NULL, VLC_TRUE, VLC_TRUE );
- /* Finish the threads */
- VLC_CleanUp( 0 );
- /* Destroy the libvlc structure */
- VLC_Destroy( 0 );
- return i_ret;
- }
- #if !defined(WIN32) && !defined(UNDER_CE)
- /*****************************************************************************
- * 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 stuckn", 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 badlyn" );
- abort();
- }
- }
- #endif
- #if defined(UNDER_CE)
- #include "vlc_common.h"
- /*****************************************************************************
- * WinMain: parse command line, start interface and spawn threads. (WinCE only)
- *****************************************************************************/
- int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance,
- LPTSTR lpCmdLine, int nCmdShow )
- {
- char **argv, psz_cmdline[MAX_PATH];
- int argc, i_ret;
- WideCharToMultiByte( CP_ACP, 0, lpCmdLine, -1,
- psz_cmdline, MAX_PATH, NULL, NULL );
- argv = vlc_parse_cmdline( psz_cmdline, &argc );
- argv = realloc( argv, (argc + 1) * sizeof(char *) );
- if( !argv ) return -1;
- if( argc ) memmove( argv + 1, argv, argc * sizeof(char *) );
- argv[0] = ""; /* Fake program path */
- i_ret = main( argc + 1, argv );
- /* No need to free the argv memory */
- return i_ret;
- }
- #endif