src/osapi/os_unix.cpp

   1 /*
   2  * Copyright (C) Volition, Inc. 1999.  All rights reserved.
   3  *
   4  * All source code herein is the property of Volition, Inc. You may not sell
   5  * or otherwise commercially exploit the source or things you created based on
   6  * the source.
   7  */
   8
   9 /*
  10  * $Logfile: /Freespace2/code/OsApi/OsApi.cpp $
  11  * $Revision$
  12  * $Date$
  13  * $Author$
  14  *
  15  * Low level Windows code
  16  *
  17  * $Log$
  18  * Revision 1.17  2004/12/15 04:10:45  taylor
  19  * outwnd_unix.cpp from fs2_open for logging to file in debug mode
  20  * fixes for default function values
  21  * always use vm_* functions for sanity sake
  22  * make cfilearchiver 64-bit compatible
  23  * fix crash on exit from double free()
  24  * fix crash on startup from extra long GL extension string in debug
  25  *
  26  * Revision 1.16  2003/12/15 06:24:51  theoddone33
  27  * Bumpy ride... hang on.
  28  *
  29  * Revision 1.15  2003/08/03 15:56:59  taylor
  30  * simpler mouse usage; default ini settings in os_init(); cleanup
  31  *
  32  * Revision 1.14  2003/05/09 05:04:15  taylor
  33  * better window min/max/focus support
  34  *
  35  * Revision 1.13  2003/05/04 04:56:53  taylor
  36  * move SDL_Quit to os_deinit to fix fonttool segfault
  37  *
  38  * Revision 1.12  2003/02/20 17:41:07  theoddone33
  39  * Userdir patch from Taylor Richards
  40  *
  41  * Revision 1.11  2002/07/28 21:45:30  theoddone33
  42  * Add ctrl-z to iconify window
  43  *
  44  * Revision 1.10  2002/07/28 21:39:44  theoddone33
  45  * Add alt-enter to toggle fullscreen and ctrl-g to toggle mouse grabbing
  46  *
  47  * Revision 1.9  2002/06/16 23:59:31  relnev
  48  * untested joystick code
  49  *
  50  * Revision 1.8  2002/06/09 04:41:25  relnev
  51  * added copyright header
  52  *
  53  * Revision 1.7  2002/06/05 04:03:32  relnev
  54  * finished cfilesystem.
  55  *
  56  * removed some old code.
  57  *
  58  * fixed mouse save off-by-one.
  59  *
  60  * sound cleanups.
  61  *
  62  * Revision 1.6  2002/05/31 03:34:02  theoddone33
  63  * Fix Keyboard
  64  * Add titlebar
  65  *
  66  * Revision 1.5  2002/05/30 23:46:29  theoddone33
  67  * some minor key changes (not necessarily fixes)
  68  *
  69  * Revision 1.4  2002/05/30 16:50:24  theoddone33
  70  * Keyboard partially fixed
  71  *
  72  * Revision 1.3  2002/05/29 06:25:13  theoddone33
  73  * Keyboard input, mouse tracking now work
  74  *
  75  * Revision 1.2  2002/05/07 03:16:48  theoddone33
  76  * The Great Newline Fix
  77  *
  78  * Revision 1.1.1.1  2002/05/03 03:28:10  root
  79  * Initial import.
  80  *
  81  *
  82  * 7     6/30/99 5:53p Dave
  83  * Put in new anti-camper code.
  84  *
  85  * 6     6/03/99 6:37p Dave
  86  * More TNT fun. Made perspective bitmaps more flexible.
  87  *
  88  * 5     6/02/99 6:18p Dave
  89  * Fixed TNT lockup problems! Wheeeee!
  90  *
  91  * 4     12/18/98 1:13a Dave
  92  * Rough 1024x768 support for Direct3D. Proper detection and usage through
  93  * the launcher.
  94  *
  95  * 3     10/09/98 2:57p Dave
  96  * Starting splitting up OS stuff.
  97  *
  98  * 2     10/08/98 2:38p Dave
  99  * Cleanup up OsAPI code significantly. Removed old functions, centralized
 100  * registry functions.
 101  *
 102  * 118   7/10/98 5:04p Dave
 103  * Fix connection speed bug on standalone server.
 104  *
 105  * 117   5/24/98 2:28p Hoffoss
 106  * Because we never really care about if the left or the right shift or
 107  * alt key was used, but rather than either shift or alt was used, made
 108  * both map to the left one.  Solves some problems, causes none.
 109  *
 110  * 116   5/18/98 9:22p John
 111  * Took out the annoying tab check.
 112  *
 113  * 115   5/18/98 11:17a John
 114  * Fixed some bugs with software window and output window.
 115  *
 116  * 114   5/16/98 2:20p John
 117  * Changed the os_suspend and resume to use a critical section to prevent
 118  * threads from executing rather than just suspending the thread.  Had to
 119  * make sure gr_close was called before os_close.
 120  *
 121  * 113   5/15/98 4:49p John
 122  *
 123  * 112   5/15/98 3:36p John
 124  * Fixed bug with new graphics window code and standalone server.  Made
 125  * hwndApp not be a global anymore.
 126  *
 127  * 111   5/14/98 5:42p John
 128  * Revamped the whole window position/mouse code for the graphics windows.
 129  *
 130  * 110   5/04/98 11:08p Hoffoss
 131  * Expanded on Force Feedback code, and moved it all into Joy_ff.cpp.
 132  * Updated references everywhere to it.
 133  *
 134  * $NoKeywords: $
 135  */
 136
 137 #include "pstypes.h"
 138 #include "osapi.h"
 139 #include "key.h"
 140 #include "palman.h"
 141 #include "mouse.h"
 142 #include "outwnd.h"
 143 #include "2d.h"
 144 #include "cfile.h"
 145 #include "sound.h"
 146 #include "freespaceresource.h"
 147 #include "managepilot.h"
 148 #include "joy.h"
 149 #include "joy_ff.h"
 150 #include "gamesequence.h"
 151 #include "freespace.h"
 152 #include "osregistry.h"
 153 #include "cmdline.h"
 154
 155 // ----------------------------------------------------------------------------------------------------
 156 // OSAPI DEFINES/VARS
 157 //
 158
 159 // os-wide globals
 160 static int                      fAppActive = 1;
 161 //static int            main_window_inited = 0;         // not used (here)
 162 //static char           szWinTitle[128];                        // not used (here)
 163 //static char           szWinClass[128];                        // not used (here)
 164 //static int            WinX, WinY, WinW, WinH;         // not used (grsoft.cpp) in UNIX build
 165 static int                      Os_inited = 0;
 166
 167 static CRITICAL_SECTION Os_lock;
 168
 169 int Os_debugger_running = 0;
 170
 171 // ----------------------------------------------------------------------------------------------------
 172 // OSAPI FORWARD DECLARATIONS
 173 //
 174
 175 #ifdef THREADED
 176         // thread handler for the main message thread
 177         DWORD win32_process(DWORD lparam);
 178 #else
 179         DWORD win32_process1(DWORD lparam);
 180         DWORD win32_process1(DWORD lparam);
 181 #endif
 182
 183 // Fills in the Os_debugger_running with non-zero if debugger detected.
 184 void os_check_debugger();
 185
 186 // called at shutdown. Makes sure all thread processing terminates.
 187 void os_deinit();
 188
 189
 190 // ----------------------------------------------------------------------------------------------------
 191 // OSAPI FUNCTIONS
 192 //
 193
 194 // initialization/shutdown functions -----------------------------------------------
 195
 196 // detect users home directory
 197 const char *detect_home(void)
 198 {
 199         return (getenv("HOME"));
 200 }
 201
 202 // If app_name is NULL or ommited, then TITLE is used
 203 // for the app name, which is where registry keys are stored.
 204 void os_init(char * wclass, char * title, char *app_name, char *version_string )
 205 {
 206 #ifndef NDEBUG
 207         outwnd_init(1);
 208 #endif
 209
 210         /* set some sane defaults since we don't have a laucher... */
 211         if (os_config_read_string(NULL, NOX("Videocard"), NULL) == NULL)
 212                 os_config_write_string(NULL, NOX("Videocard"), NOX("OpenGL (640x480)"));
 213
 214         if (os_config_read_string(NULL, NOX("NetworkConnection"), NULL) == NULL)
 215                 os_config_write_string(NULL, NOX("NetworkConnection"), NOX("lan"));
 216
 217         if (os_config_read_string(NULL, NOX("ConnectionSpeed"), NULL) == NULL)
 218                 os_config_write_string(NULL, NOX("ConnectionSpeed"), NOX("Slow"));
 219
 220         Os_inited = 1;
 221
 222         Os_lock = SDL_CreateMutex();
 223
 224         // check to see if we're running under msdev
 225         os_check_debugger();
 226
 227         atexit(os_deinit);
 228 }
 229
 230 // set the main window title
 231 void os_set_title( char * title )
 232 {
 233         // the title is already set by SDL in gropengl.cpp
 234 }
 235
 236 // call at program end
 237 void os_cleanup()
 238 {
 239         STUB_FUNCTION;
 240
 241 #ifndef NDEBUG
 242                 outwnd_close();
 243 #endif
 244 }
 245
 246
 247 // window management -----------------------------------------------------------------
 248
 249 // Returns 0 if app is not the foreground app.
 250 int os_foreground()
 251 {
 252         return fAppActive;
 253 }
 254
 255 // Returns the handle to the main window
 256 uint os_get_window()
 257 {
 258 //      STUB_FUNCTION;  // not used/needed with UNIX builds?
 259         return 0;
 260 }
 261
 262
 263 // process management -----------------------------------------------------------------
 264
 265 // Sleeps for n milliseconds or until app becomes active.
 266 void os_sleep(int ms)
 267 {
 268         usleep(ms*1000);
 269 }
 270
 271 // Used to stop message processing
 272 void os_suspend()
 273 {
 274         ENTER_CRITICAL_SECTION(&Os_lock);
 275 }
 276
 277 // resume message processing
 278 void os_resume()
 279 {
 280         LEAVE_CRITICAL_SECTION(&Os_lock);
 281 }
 282
 283
 284 // ----------------------------------------------------------------------------------------------------
 285 // OSAPI FORWARD DECLARATIONS
 286 //
 287
 288 // Fills in the Os_debugger_running with non-zero if debugger detected.
 289 void os_check_debugger()
 290 {
 291 }
 292
 293 // called at shutdown. Makes sure all thread processing terminates.
 294 void os_deinit()
 295 {
 296         SDL_DestroyMutex(Os_lock);
 297
 298         SDL_Quit();
 299 }
 300
 301 extern int SDLtoFS2[SDLK_LAST];
 302 void os_poll()
 303 {
 304         SDL_Event e;
 305
 306         while (SDL_PollEvent (&e)) {
 307                 switch (e.type) {
 308                         case SDL_MOUSEBUTTONDOWN:
 309                         case SDL_MOUSEBUTTONUP:
 310                                 if (e.button.button <= HIGHEST_MOUSE_BUTTON)
 311                                         mouse_mark_button(e.button.button, e.button.state);
 312                                 break;
 313                         case SDL_KEYDOWN:
 314                                 if ((e.key.keysym.mod & KMOD_ALT) &&
 315                                     (e.key.keysym.sym == SDLK_RETURN))
 316                                 {
 317                                         if (!Cmdline_no_grab && !(SDL_GetVideoSurface()->flags & SDL_FULLSCREEN))
 318                                                 SDL_WM_GrabInput (SDL_GRAB_ON);
 319                                         SDL_WM_ToggleFullScreen (SDL_GetVideoSurface());
 320                                         break;
 321                                 }
 322                                 if ((e.key.keysym.mod & KMOD_CTRL) &&
 323                                     (e.key.keysym.sym == SDLK_g))
 324                                 {
 325                                         /* DDOI - ignore grab changes when fullscreen */
 326                                         if (!(SDL_GetVideoSurface()->flags & SDL_FULLSCREEN))
 327                                         {
 328                                                 if (SDL_WM_GrabInput(SDL_GRAB_QUERY)==SDL_GRAB_ON)
 329                                                         SDL_WM_GrabInput (SDL_GRAB_OFF);
 330                                                 else
 331                                                         SDL_WM_GrabInput (SDL_GRAB_ON);
 332                                         }
 333                                         break;
 334                                 }
 335                                 if ((e.key.keysym.mod & KMOD_CTRL) &&
 336                                     (e.key.keysym.sym == SDLK_z))
 337                                 {
 338                                         SDL_WM_IconifyWindow();
 339                                         break;
 340                                 }
 341
 342                                 if (SDLtoFS2[e.key.keysym.sym])
 343                                         key_mark (SDLtoFS2[e.key.keysym.sym], 1, 0);
 344                                 break;
 345                         case SDL_KEYUP:
 346                                 if (SDLtoFS2[e.key.keysym.sym])
 347                                         key_mark (SDLtoFS2[e.key.keysym.sym], 0, 0);
 348                                 break;
 349                         case SDL_ACTIVEEVENT:
 350                                 if (e.active.state & SDL_APPACTIVE) {
 351                                         fAppActive = e.active.gain;
 352                                         gr_activate(fAppActive);
 353                                 }
 354                                 if (e.active.state & SDL_APPINPUTFOCUS) {
 355                                         gr_activate(e.active.gain);
 356                                 }
 357                                 break;
 358                         default:
 359                                 break;
 360                 }
 361         }
 362
 363     extern void joy_read();
 364     joy_read();
 365 }
 366
 367 void debug_int3()
 368 {
 369         STUB_FUNCTION;
 370 }