research.m1stereo.tv/gitweb/ - melted/blob - src/albino/albino.c

   1 /*
   2  * albino.c -- Local dv1394d Test Util
   3  * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 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 General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 /* System header files */
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #include <sched.h>
  26
  27 /* Application header files */
  28 #include <miracle/miracle_local.h>
  29 #include <valerie/valerie_remote.h>
  30 #include <valerie/valerie_util.h>
  31
  32 char *prompt( char *command, int length )
  33 {
  34         printf( "> " );
  35         return fgets( command, length, stdin );
  36 }
  37
  38 void report( valerie_response response )
  39 {
  40         int index = 0;
  41         if ( response != NULL )
  42                 for ( index = 0; index < valerie_response_count( response ); index ++ )
  43                         printf( "%4d: %s\n", index, valerie_response_get_line( response, index ) );
  44 }
  45
  46 int main( int argc, char **argv  )
  47 {
  48         valerie_parser parser = NULL;
  49         valerie_response response = NULL;
  50         char temp[ 1024 ];
  51         int index = 1;
  52
  53         if ( argc > 2 && !strcmp( argv[ 1 ], "-s" ) )
  54         {
  55                 printf( "Miracle Client Instance\n" );
  56                 parser = valerie_parser_init_remote( argv[ 2 ], 5250 );
  57                 response = valerie_parser_connect( parser );
  58                 index = 3;
  59         }
  60         else
  61         {
  62                 struct sched_param scp;
  63
  64                 // Use realtime scheduling if possible
  65                 memset( &scp, '\0', sizeof( scp ) );
  66                 scp.sched_priority = sched_get_priority_max( SCHED_FIFO ) - 1;
  67                 sched_setscheduler( 0, SCHED_FIFO, &scp );
  68
  69                 printf( "Miracle Standalone Instance\n" );
  70                 parser = miracle_parser_init_local( );
  71                 response = valerie_parser_connect( parser );
  72         }
  73
  74         if ( response != NULL )
  75         {
  76                 /* process files on command lines before going into console mode */
  77                 for ( ; index < argc; index ++ )
  78                 {
  79                         valerie_response_close( response );
  80                         response = valerie_parser_run( parser, argv[ index ] );
  81                         report( response );
  82                 }
  83
  84                 while ( response != NULL && prompt( temp, 1024 ) )
  85                 {
  86                         valerie_util_trim( valerie_util_chomp( temp ) );
  87                         if ( !strcasecmp( temp, "BYE" ) )
  88                         {
  89                                 break;
  90                         }
  91                         else if ( strcmp( temp, "" ) )
  92                         {
  93                                 valerie_response_close( response );
  94                                 response = valerie_parser_execute( parser, temp );
  95                                 report( response );
  96                         }
  97                 }
  98         }
  99         else
 100         {
 101                 fprintf( stderr, "Unable to connect to a Miracle instance.\n" );
 102         }
 103
 104         printf( "\n" );
 105         valerie_parser_close( parser );
 106
 107         return 0;
 108 }