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33ce920857
previously, the pthread_attr_t object was always initialized all-zero, and stack/guard size were represented as differences versus their defaults. this required lots of confusing offset arithmetic everywhere they were used. instead, have pthread_attr_init fill in the default values, and work with absolute sizes everywhere.
10 lines
234 B
C
10 lines
234 B
C
#include "pthread_impl.h"
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int pthread_attr_setstack(pthread_attr_t *a, void *addr, size_t size)
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{
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if (size-PTHREAD_STACK_MIN > SIZE_MAX/4) return EINVAL;
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a->_a_stackaddr = (size_t)addr + size;
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a->_a_stacksize = size;
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return 0;
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}
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