Mercurial > projects > ldc
annotate lphobos/internal/critical.d @ 984:4c0df37d0421
Removing ldc.conf. (IMPORTANT: run 'cmake .' after pull)
Added it to .hgignore.
This gets rid of spurious differences caused by CMake regenerating it differently.
Just run 'cmake .' to get it back in your local checkout.
author | Frits van Bommel <fvbommel wxs.nl> |
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date | Thu, 19 Feb 2009 13:50:05 +0100 |
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1 module internal.critical; |
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2 extern(C): |
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3 |
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4 import std.c.linux.linux, std.c.stdlib:ccalloc=calloc, cmalloc=malloc, cfree=free; |
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5 |
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6 struct CritSec { |
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7 pthread_mutex_t* p; |
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8 } |
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9 |
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10 const PTHREAD_MUTEX_RECURSIVE = 1, PTHREAD_MUTEX_ERRORCHECK=2; |
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11 |
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12 extern(C) int pthread_self(); |
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13 |
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14 void _d_criticalenter(CritSec* cs) { |
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15 if (!cs.p) { |
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16 auto newp = cast(pthread_mutex_t*) cmalloc(pthread_mutex_t.sizeof); |
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17 auto cspp = &cs.p; |
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18 pthread_mutexattr_t mt; pthread_mutexattr_init(&mt); |
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19 pthread_mutexattr_settype(&mt, PTHREAD_MUTEX_RECURSIVE); |
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20 printf("Create -> %i\n", pthread_mutex_init(newp, &mt)); |
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21 asm { xor EAX, EAX; mov ECX, newp; mov EDX, cspp; lock; cmpxchg int ptr [EDX], ECX; } |
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22 if (cs.p != newp) pthread_mutex_destroy(newp); |
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23 } |
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24 auto count = (cast(uint*) cs.p)[1]; |
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25 // printf("%i ::%u\n", pthread_self(), count); |
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26 //printf("%i: Lock %p -> %i\n", pthread_self(), cs.p, |
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27 pthread_mutex_lock(cs.p);//); |
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28 } |
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29 |
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30 void _d_criticalexit(CritSec* cs) { |
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31 //printf("%i: Unlock %p -> %i\n", pthread_self(), cs.p, |
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32 pthread_mutex_unlock(cs.p);//); |
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33 } |
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34 |
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35 void _d_monitorenter(Object h) |
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36 { |
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37 _d_criticalenter(cast(CritSec*) &h.__monitor); |
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38 } |
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39 |
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40 void _d_monitorexit(Object h) |
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41 { |
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42 _d_criticalexit(cast(CritSec*) &h.__monitor); |
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43 } |
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44 |
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45 void _STI_monitor_staticctor() { } |
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46 void _STI_critical_init() { } |
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47 void _STI_critical_term() { } |
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48 void _STD_monitor_staticdtor() { } |
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49 void _STD_critical_term() { } |