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lxdream.org :: lxdream/src/main.c
lxdream 0.9.1
released Jun 29
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filename src/main.c
changeset 772:c0b5928dd600
prev759:f16975739abc
next866:86cd01c2b2d3
author nkeynes
date Wed Jul 30 03:00:40 2008 +0000 (11 years ago)
permissions -rw-r--r--
last change Add debian changelog file
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     1 /**
     2  * $Id$
     3  *
     4  * Main program, initializes dreamcast and gui, then passes control off to
     5  * the main loop. 
     6  *
     7  * Copyright (c) 2005 Nathan Keynes.
     8  *
     9  * This program is free software; you can redistribute it and/or modify
    10  * it under the terms of the GNU General Public License as published by
    11  * the Free Software Foundation; either version 2 of the License, or
    12  * (at your option) any later version.
    13  *
    14  * This program is distributed in the hope that it will be useful,
    15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    17  * GNU General Public License for more details.
    18  */
    20 #include <stdlib.h>
    21 #include <unistd.h>
    22 #include <getopt.h>
    23 #include "lxdream.h"
    24 #include "gettext.h"
    25 #include "mem.h"
    26 #include "dreamcast.h"
    27 #include "dream.h"
    28 #include "display.h"
    29 #include "gui.h"
    30 #include "gdlist.h"
    31 #include "syscall.h"
    32 #include "loader.h"
    33 #include "aica/audio.h"
    34 #include "gdrom/gdrom.h"
    35 #include "maple/maple.h"
    36 #include "sh4/sh4.h"
    38 #ifdef APPLE_BUILD
    39 #include <AppKit/AppKit.h>
    40 #endif
    42 char *option_list = "a:A:c:dhHl:m:npt:T:uvV:x?";
    43 struct option longopts[] = {
    44         { "aica", required_argument, NULL, 'a' },
    45         { "audio", required_argument, NULL, 'A' },
    46         { "config", required_argument, NULL, 'c' },
    47         { "debugger", no_argument, NULL, 'D' },
    48         { "help", no_argument, NULL, 'h' },
    49         { "headless", no_argument, NULL, 'H' },
    50         { "log", required_argument, NULL,'l' }, 
    51         { "multiplier", required_argument, NULL, 'm' },
    52         { "run-time", required_argument, NULL, 't' },
    53         { "trace", required_argument, NULL, 'T' },
    54         { "unsafe", no_argument, NULL, 'u' },
    55         { "video", no_argument, NULL, 'V' },
    56         { "version", no_argument, NULL, 'v' }, 
    57         { NULL, 0, 0, 0 } };
    58 char *aica_program = NULL;
    59 char *display_driver_name = NULL;
    60 char *audio_driver_name = NULL;
    61 char *trace_regions = NULL;
    62 gboolean start_immediately = FALSE;
    63 gboolean no_start = FALSE;
    64 gboolean headless = FALSE;
    65 gboolean use_xlat = TRUE;
    66 gboolean show_debugger = FALSE;
    67 extern uint32_t sh4_cpu_multiplier;
    69 void print_version()
    70 {
    71     printf( "lxdream %s\n", lxdream_full_version );
    72 }
    74 void print_usage()
    75 {
    76     print_version();
    77     printf( "Usage: lxdream %s [options] [disc-file] [program-file]\n\n", lxdream_full_version );
    79     printf( "Options:\n" );
    80     printf( "   -a, --aica=PROGFILE    %s\n", _("Run the AICA SPU only, with the supplied program") );
    81     printf( "   -A, --audio=DRIVER     %s\n", _("Use the specified audio driver (? to list)") );
    82     printf( "   -c, --config=CONFFILE  %s\n", _("Load configuration from CONFFILE") );
    83     printf( "   -d, --debugger         %s\n", _("Start in debugger mode") );
    84     printf( "   -h, --help             %s\n", _("Display this usage information") );
    85     printf( "   -H, --headless         %s\n", _("Run in headless (no video) mode") );
    86     printf( "   -l, --log=LEVEL        %s\n", _("Set the output log level") );
    87     printf( "   -m, --multiplier=SCALE %s\n", _("Set the SH4 multiplier (1.0 = fullspeed)") );
    88     printf( "   -n                     %s\n", _("Don't start running immediately") );
    89     printf( "   -p                     %s\n", _("Start running immediately on startup") );
    90     printf( "   -t, --run-time=SECONDS %s\n", _("Run for the specified number of seconds") );
    91     printf( "   -T, --trace=REGIONS    %s\n", _("Output trace information for the named regions") );
    92     printf( "   -u, --unsafe           %s\n", _("Allow unsafe dcload syscalls") );
    93     printf( "   -v, --version          %s\n", _("Print the lxdream version string") );
    94     printf( "   -V, --video=DRIVER     %s\n", _("Use the specified video driver (? to list)") );
    95     printf( "   -x                     %s\n", _("Disable the SH4 translator") );
    96 }
    98 void bind_gettext_domain()
    99 {
   100 #ifdef ENABLE_NLS
   101 #ifdef APPLE_BUILD
   102     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
   103     NSString *resourcePath = [[NSBundle mainBundle] resourcePath];
   104     bindtextdomain( PACKAGE, [resourcePath UTF8String] );
   105 #ifdef HAVE_BIND_TEXTDOMAIN_CODESET
   106     bind_textdomain_codeset( PACKAGE, "UTF-8" );
   107 #endif
   108     [pool release];    
   109 #else    
   110     bindtextdomain (PACKAGE, PACKAGE_LOCALE_DIR);
   111 #endif
   112     textdomain(PACKAGE);
   114 #endif
   115 }
   117 int main (int argc, char *argv[])
   118 {
   119     int opt;
   120     double t;
   121     gboolean display_ok;
   122     uint32_t time_secs, time_nanos;
   124     install_crash_handler();
   125     bind_gettext_domain();
   126     display_ok = gui_parse_cmdline(&argc, &argv);
   128     while( (opt = getopt_long( argc, argv, option_list, longopts, NULL )) != -1 ) {
   129         switch( opt ) {
   130         case 'a': /* AICA only mode - argument is an AICA program */
   131             aica_program = optarg;
   132             break;
   133         case 'A': /* Audio driver */
   134             audio_driver_name = optarg;
   135             if( strcmp(audio_driver_name, "?") == 0 ) {
   136                 print_version();
   137                 print_audio_drivers(stdout);
   138                 exit(0);
   139             }
   140             break;
   141         case 'c': /* Config file */
   142             lxdream_set_config_filename(optarg);
   143             break;
   144         case 'd': /* Launch w/ debugger */
   145             show_debugger = TRUE;
   146             break;
   147         case 'h': /* help */
   148         case '?':
   149             print_usage();
   150             exit(0);
   151             break;
   152         case 'H': /* Headless - shorthand for -V null */
   153             display_driver_name = "null";
   154             break;
   155         case 'l': /* Log verbosity */
   156             if( !set_global_log_level(optarg) ) {
   157                 ERROR( "Unrecognized log level '%s'", optarg );
   158             }
   159             break;
   160         case 'm': /* Set SH4 CPU clock multiplier (default 0.5) */
   161             t = strtod(optarg, NULL);
   162             sh4_cpu_multiplier = (int)(1000.0/t);
   163             break;
   164         case 'n': /* Don't start immediately */
   165             no_start = TRUE;
   166             start_immediately = FALSE;
   167             break;
   168         case 'p': /* Start immediately */
   169             start_immediately = TRUE;
   170             no_start = FALSE;
   171             break;
   172         case 't': /* Time limit + auto quit */
   173             t = strtod(optarg, NULL);
   174             time_secs = (uint32_t)t;
   175             time_nanos = (int)((t - time_secs) * 1000000000);
   176             dreamcast_set_run_time( time_secs, time_nanos );
   177             dreamcast_set_exit_on_stop( TRUE );
   178             break;
   179         case 'T': /* trace regions */
   180             trace_regions = optarg;
   181             set_global_log_level("trace");
   182             break;
   183         case 'u': /* Allow unsafe dcload syscalls */
   184             dcload_set_allow_unsafe(TRUE);
   185             break;
   186         case 'v': 
   187             print_version();
   188             exit(0);
   189             break;
   190         case 'V': /* Video driver */
   191             display_driver_name = optarg;
   192             if( strcmp(display_driver_name,"?") == 0 ) {
   193                 print_version();
   194                 print_display_drivers(stdout);
   195                 exit(0);
   196             }
   197             break;
   198         case 'x': /* Disable translator */
   199             use_xlat = FALSE;
   200             break;
   201         }
   202     }
   204     lxdream_load_config( );
   205     gdrom_list_init();
   207     if( aica_program == NULL ) {
   208         dreamcast_init();
   209     } else {
   210         dreamcast_configure_aica_only();
   211         mem_load_block( aica_program, 0x00800000, 2048*1024 );
   212     }
   213     mem_set_trace( trace_regions, TRUE );
   215     audio_init_driver( audio_driver_name );
   217     headless = display_driver_name != NULL && strcasecmp( display_driver_name, "null" ) == 0;
   218     if( headless ) {
   219         display_set_driver( &display_null_driver );
   220     } else {
   221         gui_init(show_debugger);
   223         display_driver_t display_driver = get_display_driver_by_name(display_driver_name);
   224         if( display_driver == NULL ) {
   225             ERROR( "Video driver '%s' not found, aborting.", display_driver_name );
   226             exit(2);
   227         } else if( display_set_driver( display_driver ) == FALSE ) {
   228             ERROR( "Video driver '%s' failed to initialize (could not connect to display?)", 
   229                     display_driver->name );
   230             exit(2);
   231         }
   232     }
   234     maple_reattach_all();
   235     INFO( "%s! ready...", APP_NAME );
   237     for( ; optind < argc; optind++ ) {
   238         gboolean ok = gdrom_mount_image(argv[optind]);
   239         if( !ok ) {
   240             ok = file_load_magic( argv[optind] );
   241         }
   242         if( !ok ) {
   243             ERROR( "Unrecognized file '%s'", argv[optind] );
   244         }
   245         if( !no_start ) {
   246             start_immediately = ok;
   247         }
   248     }
   250     if( gdrom_get_current_disc() == NULL ) {
   251         const gchar *disc_file = lxdream_get_config_value( CONFIG_GDROM );
   252         if( disc_file != NULL ) {
   253             gdrom_mount_image( disc_file );
   254         }
   255     }
   257     sh4_translate_set_enabled( use_xlat );
   259     if( headless ) {
   260         dreamcast_run();
   261     } else {
   262         gui_main_loop( start_immediately && dreamcast_can_run() );
   263     }
   264     dreamcast_shutdown();
   265     return 0;
   266 }
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