src/os2/specific.c

   1 /*****************************************************************************
   2  * specific.c: OS/2 specific features
   3  *****************************************************************************
   4  * Copyright (C) 2010 KO Myung-Hun
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 #ifdef HAVE_CONFIG_H
  22 # include "config.h"
  23 #endif
  24
  25 #include <vlc_common.h>
  26 #include "../libvlc.h"
  27
  28 #include <fcntl.h>
  29 #include <io.h>
  30
  31 extern int _fmode_bin;
  32
  33 void system_Init( void )
  34 {
  35     PPIB ppib;
  36     CHAR psz_path[ CCHMAXPATH ];
  37     PSZ  psz_dirsep;
  38
  39     DosGetInfoBlocks( NULL, &ppib );
  40
  41     DosQueryModuleName( ppib->pib_hmte, sizeof( psz_path ), psz_path );
  42
  43     /* remove the executable name */
  44     psz_dirsep = strrchr( psz_path, '\\');
  45     if( psz_dirsep )
  46         *psz_dirsep = '\0';
  47
  48     /* remove the last directory, i.e, \\bin */
  49     psz_dirsep = strrchr( psz_path, '\\' );
  50     if( psz_dirsep )
  51         *psz_dirsep = '\0';
  52
  53     DosEnterCritSec();
  54
  55     if( !psz_vlcpath )
  56         asprintf( &psz_vlcpath, "%s\\lib\\vlc", psz_path );
  57
  58     DosExitCritSec();
  59
  60     /* Set the default file-translation mode */
  61     _fmode_bin = 1;
  62     setmode( fileno( stdin ), O_BINARY ); /* Needed for pipes */
  63 }
  64
  65 void system_Configure( libvlc_int_t *p_this, int i_argc, const char *const ppsz_argv[] )
  66 {
  67     VLC_UNUSED( i_argc ); VLC_UNUSED( ppsz_argv );
  68     if( var_InheritBool( p_this, "high-priority" ) )
  69     {
  70         if( !DosSetPriority( PRTYS_PROCESS, PRTYC_REGULAR, PRTYD_MAXIMUM, 0 ) )
  71         {
  72             msg_Dbg( p_this, "raised process priority" );
  73         }
  74         else
  75         {
  76             msg_Dbg( p_this, "could not raise process priority" );
  77         }
  78     }
  79 }
  80
  81 void system_End( void )
  82 {
  83     free( psz_vlcpath );
  84     psz_vlcpath = NULL;
  85 }