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annotate src/main/beos/SDL_BeApp.cc @ 2247:93994f65c74c

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Removed hermes since it's LGPL and not compatible with a commercial license. Prepping for using MMX and SSE intrinsics instead of inline assembly. .. except for memcpy equivalents which only get faster if they can exploit the parallelism of loading into multiple SIMD registers. :)
author Sam Lantinga <slouken@libsdl.org>
date Wed, 15 Aug 2007 08:21:10 +0000
parents c121d94672cb
children e27bdcc80744
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /* Handle the BeApp specific portions of the application */
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25
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26 #include <AppKit.h>
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27 #include <storage/Path.h>
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28 #include <storage/Entry.h>
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29 #include <unistd.h>
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30
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31 #include "SDL_BeApp.h"
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32 #include "SDL_thread.h"
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33 #include "SDL_timer.h"
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34 #include "SDL_error.h"
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35
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36 /* Flag to tell whether or not the Be application is active or not */
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37 int SDL_BeAppActive = 0;
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38 static SDL_Thread *SDL_AppThread = NULL;
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39
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40 static int
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41 StartBeApp(void *unused)
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42 {
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43 BApplication *App;
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44
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45 App = new BApplication("application/x-SDL-executable");
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46
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47 App->Run();
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48 delete App;
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49 return (0);
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50 }
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51
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52 /* Initialize the Be Application, if it's not already started */
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53 int
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54 SDL_InitBeApp(void)
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55 {
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56 /* Create the BApplication that handles appserver interaction */
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57 if (SDL_BeAppActive <= 0) {
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58 SDL_AppThread = SDL_CreateThread(StartBeApp, NULL);
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59 if (SDL_AppThread == NULL) {
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60 SDL_SetError("Couldn't create BApplication thread");
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61 return (-1);
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62 }
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63
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64 /* Change working to directory to that of executable */
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65 app_info info;
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66 if (B_OK == be_app->GetAppInfo(&info)) {
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67 entry_ref ref = info.ref;
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68 BEntry entry;
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69 if (B_OK == entry.SetTo(&ref)) {
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70 BPath path;
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71 if (B_OK == path.SetTo(&entry)) {
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72 if (B_OK == path.GetParent(&path)) {
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73 chdir(path.Path());
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74 }
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75 }
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76 }
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77 }
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78
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79 do {
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80 SDL_Delay(10);
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81 }
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82 while ((be_app == NULL) || be_app->IsLaunching());
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83
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84 /* Mark the application active */
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85 SDL_BeAppActive = 0;
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86 }
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87
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88 /* Increment the application reference count */
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89 ++SDL_BeAppActive;
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90
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91 /* The app is running, and we're ready to go */
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92 return (0);
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93 }
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94
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95 /* Quit the Be Application, if there's nothing left to do */
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96 void
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97 SDL_QuitBeApp(void)
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98 {
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99 /* Decrement the application reference count */
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100 --SDL_BeAppActive;
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101
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102 /* If the reference count reached zero, clean up the app */
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103 if (SDL_BeAppActive == 0) {
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104 if (SDL_AppThread != NULL) {
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105 if (be_app != NULL) { /* Not tested */
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106 be_app->PostMessage(B_QUIT_REQUESTED);
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107 }
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108 SDL_WaitThread(SDL_AppThread, NULL);
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109 SDL_AppThread = NULL;
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110 }
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111 /* be_app should now be NULL since be_app has quit */
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112 }
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113 }
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114
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115 /* vi: set ts=4 sw=4 expandtab: */