Mercurial > sdl-ios-xcode
comparison src/thread/riscos/SDL_syssem.c @ 1851:536b0704b7d8
Make sure sem_wait didn't return early with EINTR. Fixes Bugzilla #231.
author | Ryan C. Gordon <icculus@icculus.org> |
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date | Wed, 17 May 2006 23:42:48 +0000 |
parents | d910939febfa |
children | c121d94672cb a1b03ba2fcd0 |
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1850:d5d3a6fe05a1 | 1851:536b0704b7d8 |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | 18 |
19 Sam Lantinga | 19 Sam Lantinga |
20 slouken@libsdl.org | 20 slouken@libsdl.org |
21 */ | 21 */ |
22 | |
23 #include <errno.h> | |
24 | |
22 #include "SDL_config.h" | 25 #include "SDL_config.h" |
23 | 26 |
24 /* RISC OS semiphores based on linux code */ | 27 /* RISC OS semiphores based on linux code */ |
25 | 28 |
26 | 29 |
130 if ( ! sem ) { | 133 if ( ! sem ) { |
131 SDL_SetError("Passed a NULL semaphore"); | 134 SDL_SetError("Passed a NULL semaphore"); |
132 return -1; | 135 return -1; |
133 } | 136 } |
134 | 137 |
135 retval = sem_wait(sem->sem); | 138 while ( ((retval = sem_wait(sem->sem)) == -1) && (errno == EINTR) ) {} |
136 if ( retval < 0 ) { | 139 if ( retval < 0 ) { |
137 SDL_SetError("sem_wait() failed"); | 140 SDL_SetError("sem_wait() failed"); |
138 } | 141 } |
139 return retval; | 142 return retval; |
140 } | 143 } |