cosmopolitan/libc/assert.h
Justine Tunney 0e087143fd
Make greenbean web server better
- Remove misguided __assert_disabled variable
- Change EPROCLIM to be EAGAIN on BSD distros
- Improve quality of greenbean with cancellations
- Fix thread race condition crash with file descriptors
2023-09-07 03:44:50 -07:00

60 lines
1.5 KiB
C

#ifdef _ASSERT_H
#undef _ASSERT_H
#undef assert
#ifdef _COSMO_SOURCE
#undef unassert
#undef npassert
#ifndef NDEBUG
#undef __assert_macro
#endif /* NDEBUG */
#endif /* _COSMO_SOURCE */
#endif /* _ASSERT_H */
#ifndef _ASSERT_H
#define _ASSERT_H
COSMOPOLITAN_C_START_
void __assert_fail(const char *, const char *, int) wontreturn relegated;
#ifdef NDEBUG
#define assert(x) ((void)0)
#else
#define assert(x) ((void)((x) || (__assert_fail(#x, __FILE__, __LINE__), 0)))
#endif
#if __STDC_VERSION__ >= 201112L && !defined(__cplusplus)
#undef static_assert
#define static_assert _Static_assert
#endif
#ifdef _COSMO_SOURCE
#ifndef NDEBUG
#define unassert(x) __assert_macro(x, #x)
#define npassert(x) __assert_macro(x, #x)
#define __assert_macro(x, s) \
({ \
if (__builtin_expect(!(x), 0)) { \
__assert_fail(s, __FILE__, __LINE__); \
} \
(void)0; \
})
#else
#define npassert(x) \
({ \
if (__builtin_expect(!(x), 0)) { \
__builtin_trap(); \
} \
(void)0; \
})
#define unassert(x) \
({ \
if (__builtin_expect(!(x), 0)) { \
__builtin_unreachable(); \
} \
(void)0; \
})
#endif /* NDEBUG */
#endif /* _COSMO_SOURCE */
COSMOPOLITAN_C_END_
#endif /* _ASSERT_H */