Mercurial > sdl-ios-xcode

annotate src/thread/os2/SDL_systhread.c @ 1713:3e66ed1690e4 SDL-1.3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Whoops, forgot to indent
author Sam Lantinga <slouken@libsdl.org>
date Mon, 26 Jun 2006 14:29:50 +0000
parents 4da1ee79c9af
children
rev   line source
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
1 /*
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
3 Copyright (C) 1997-2006 Sam Lantinga
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
4
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
6 modify it under the terms of the GNU Lesser General Public
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
9
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
13 Lesser General Public License for more details.
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
14
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
15 You should have received a copy of the GNU Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
16 License along with this library; if not, write to the Free Software
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1190
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
18
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
19 Sam Lantinga
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
20 slouken@libsdl.org
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
21 */
1402
d910939febfa Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
22 #include "SDL_config.h"
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
23
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
24 /* OS/2 thread management routines for SDL */
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
25
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
26 #include <process.h>
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
27 #define INCL_DOSERRORS
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
28 #define INCL_DOSPROCESS
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
29 #include <os2.h>
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
30
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
31 #include "SDL_thread.h"
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
32 #include "../SDL_systhread.h"
1442
e3242177fe4a Updated OS/2 build, yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
33 #include "../SDL_thread_c.h"
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
34
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
35 typedef struct ThreadStartParms
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
36 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
37 void *args;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
38 pfnSDL_CurrentEndThread pfnCurrentEndThread;
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
39 } tThreadStartParms, *pThreadStartParms;
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
40
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
41 static void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
42 threadfunc(void *pparm)
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
43 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
44 pThreadStartParms pThreadParms = pparm;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
45 pfnSDL_CurrentEndThread pfnCurrentEndThread = NULL;
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
46
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
47 // Call the thread function!
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
48 SDL_RunThread(pThreadParms->args);
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
49
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
50 // Get the current endthread we have to use!
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
51 if (pThreadParms) {
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
52 pfnCurrentEndThread = pThreadParms->pfnCurrentEndThread;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
53 SDL_free(pThreadParms);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
54 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
55 // Call endthread!
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
56 if (pfnCurrentEndThread)
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
57 (*pfnCurrentEndThread) ();
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
58 }
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
59
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
60 int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
61 SDL_SYS_CreateThread(SDL_Thread * thread, void *args,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
62 pfnSDL_CurrentBeginThread pfnBeginThread,
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
63 pfnSDL_CurrentEndThread pfnEndThread)
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
64 {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
65 pThreadStartParms pThreadParms = SDL_malloc(sizeof(tThreadStartParms));
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
66 if (!pThreadParms) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
67 SDL_SetError("Not enough memory to create thread");
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
68 return (-1);
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
69 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
70 // Save the function which we will have to call to clear the RTL of calling app!
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
71 pThreadParms->pfnCurrentEndThread = pfnEndThread;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
72 // Also save the real parameters we have to pass to thread function
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
73 pThreadParms->args = args;
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
74 // Start the thread using the runtime library of calling app!
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
75 thread->threadid = thread->handle =
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
76 (*pfnBeginThread) (threadfunc, NULL, 512 * 1024, pThreadParms);
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
77 if ((int) thread->threadid <= 0) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
78 SDL_SetError("Not enough resources to create thread");
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
79 return (-1);
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
80 }
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
81 return (0);
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
82 }
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
83
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
84 void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
85 SDL_SYS_SetupThread(void)
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
86 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
87 return;
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
88 }
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
89
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
90 DECLSPEC Uint32 SDLCALL
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
91 SDL_ThreadID(void)
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
92 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
93 PTIB tib;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
94 DosGetInfoBlocks(&tib, NULL);
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
95 return ((Uint32) (tib->tib_ptib2->tib2_ultid));
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
96 }
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
97
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
98 void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
99 SDL_SYS_WaitThread(SDL_Thread * thread)
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
100 {
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
101 TID tid = thread->handle;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
102 DosWaitThread(&tid, DCWW_WAIT);
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
103 }
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
104
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
105 /* WARNING: This function is really a last resort.
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
106 * Threads should be signaled and then exit by themselves.
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
107 * TerminateThread() doesn't perform stack and DLL cleanup.
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
108 */
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
109 void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
110 SDL_SYS_KillThread(SDL_Thread * thread)
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
111 {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1662
diff changeset
112 DosKillThread(thread->handle);
1190
173c063d4f55 OS/2 port!
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
113 }
1662
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
114
782fd950bd46 Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
115 /* vi: set ts=4 sw=4 expandtab: */