15 lines
460 B
C
15 lines
460 B
C
#ifndef _ERRNO_DECL
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#define _ERRNO_DECL
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/* Returns the address of the errno variable for this thread. */
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extern int* get_errno_location(void);
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/* get_errno_location will forward the request to a user-specified function if
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specified, or if NULL, will return the global thread-shared errno value. */
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typedef int* (*errno_location_func_t)(void);
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extern void set_errno_location_func(errno_location_func_t func);
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#define errno (*get_errno_location())
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#endif
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