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annotate lphobos/internal/critical.d @ 837:331a176c1f4f

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Removed error on naked, not fully complete, but I'll be doing more work on it during this Christmas, and some things do work. Fixed taking delegate of final class method. see mini/delegate3.d.
author Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
date Tue, 09 Dec 2008 14:07:30 +0100
parents 373489eeaf90
children
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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() { }