Mercurial > sdl-ios-xcode
annotate src/thread/irix/SDL_systhread.c @ 4109:cd2ab40f1219 SDL-1.2
Made the mprotect() fix for SDL_SoftStretch() more general for hardened linux, etc.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 29 Dec 2007 05:18:33 +0000 |
| parents | d910939febfa |
| children | 782fd950bd46 c121d94672cb a1b03ba2fcd0 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 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:
769
diff
changeset
|
3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
| 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:
769
diff
changeset
|
6 modify it under the terms of the GNU Lesser General Public |
| 0 | 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:
769
diff
changeset
|
8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 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:
769
diff
changeset
|
13 Lesser General Public License for more details. |
| 0 | 14 |
|
1312
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
769
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:
769
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:
769
diff
changeset
|
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
|
252
e8157fcb3114
Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
parents:
0
diff
changeset
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20 slouken@libsdl.org |
| 0 | 21 */ |
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1402
d910939febfa
Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* IRIX thread management routines for SDL */ | |
| 25 | |
| 26 #include <errno.h> | |
| 27 #include <signal.h> | |
| 28 #include <sys/types.h> | |
| 29 #include <sys/wait.h> | |
| 30 #include <sys/prctl.h> | |
| 31 | |
| 32 #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
|
33 #include "../SDL_systhread.h" |
| 0 | 34 |
| 35 | |
| 36 static int sig_list[] = { | |
| 37 SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCLD, SIGWINCH, | |
| 38 SIGVTALRM, SIGPROF, 0 | |
| 39 }; | |
| 40 | |
| 41 | |
| 42 int SDL_SYS_CreateThread(SDL_Thread *thread, void *args) | |
| 43 { | |
| 44 /* Create the thread and go! */ | |
| 45 if ( sproc(SDL_RunThread, PR_SALL, args) < 0 ) { | |
| 46 SDL_SetError("Not enough resources to create thread"); | |
| 47 return(-1); | |
| 48 } | |
| 49 return(0); | |
| 50 } | |
| 51 | |
| 52 void SDL_SYS_SetupThread(void) | |
| 53 { | |
| 54 int i; | |
| 55 sigset_t mask; | |
| 56 | |
| 57 /* Mask asynchronous signals for this thread */ | |
| 58 sigemptyset(&mask); | |
| 59 for ( i=0; sig_list[i]; ++i ) { | |
| 60 sigaddset(&mask, sig_list[i]); | |
| 61 } | |
| 62 sigprocmask(SIG_BLOCK, &mask, NULL); | |
| 63 } | |
| 64 | |
| 65 /* WARNING: This may not work for systems with 64-bit pid_t */ | |
| 66 Uint32 SDL_ThreadID(void) | |
| 67 { | |
| 68 return((Uint32)getpid()); | |
| 69 } | |
| 70 | |
| 71 /* WARNING: This may not work for systems with 64-bit pid_t */ | |
| 72 void SDL_WaitThread(SDL_Thread *thread, int *status) | |
| 73 { | |
| 74 errno = 0; | |
| 75 while ( errno != ECHILD ) { | |
| 76 waitpid(thread->handle, NULL, 0); | |
| 77 } | |
| 78 } | |
| 79 | |
| 80 /* WARNING: This may not work for systems with 64-bit pid_t */ | |
| 81 void SDL_KillThread(SDL_Thread *thread) | |
| 82 { | |
| 83 kill(thread->handle, SIGKILL); | |
| 84 } | |
| 85 |