glibc/sysdeps/mach/hurd/sysdep-cancel.h
2020-02-10 01:03:50 +00:00

25 lines
666 B
C

#include <sysdep.h>
int __pthread_enable_asynccancel (void);
void __pthread_disable_asynccancel (int oldtype);
#pragma weak __pthread_enable_asynccancel
#pragma weak __pthread_disable_asynccancel
/* Always multi-thread (since there's at least the sig handler), but no
handling enabled. */
#define SINGLE_THREAD_P (0)
#define RTLD_SINGLE_THREAD_P (0)
#define LIBC_CANCEL_ASYNC() ({ \
int __cancel_oldtype = 0; \
if (__pthread_enable_asynccancel) \
__cancel_oldtype = __pthread_enable_asynccancel(); \
__cancel_oldtype; \
})
#define LIBC_CANCEL_RESET(val) do { \
if (__pthread_disable_asynccancel) \
__pthread_disable_asynccancel (val); \
} while (0)