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33 lines
977 B
C
33 lines
977 B
C
#ifndef _GNU_SOURCE /* pull in the nonposix static mutex initializers */
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#define _GNU_SOURCE
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#define __USE_GNU /* just to be sure */
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#endif
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#include <pthread.h>
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#ifndef CURRENT_STACK_FRAME
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#define CURRENT_STACK_FRAME ({ char __csf; &__csf; })
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#endif /* CURRENT_STACK_FRAME */
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#define STACK_SIZE 0x200000
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/* this function is only really necessary to get the main thread's
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* pthread_descr, as the other threads store the pthread_descr (actually the
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* first member of struct _pthread_descr_struct, which points to itself for the
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* default non-indirected case) at the top of the stack. */
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static inline _pthread_descr __linuxthreads_self()
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{
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pthread_mutex_t mutex = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
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_pthread_descr self;
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pthread_mutex_lock (&mutex);
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self = mutex.__m_owner;
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pthread_mutex_unlock (&mutex);
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printf ("pthread_self: %d\n", pthread_self());
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printf ("descr: %p\n", self);
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printf ("*descr: %p\n", *(int*)self);
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return self;
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}
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