panic.h File Reference

#include <assert.h>
#include <derive-c/core/placeholder.h>
#include <derive-c/core/compiler.h>
#include <stdio.h>
#include <stdlib.h>

Go to the source code of this file.

Macros
#define	DC_STATIC_ASSERT   static_assert
#define	DC_PANIC(str, ...)
#define	DC_ASSERT(expr, ...)
#define	DC_UNREACHABLE(...)
#define	DC_LIKELY(x)
#define	DC_WHEN(cond, expr)
#define	DC_ASSUME(expr, ...)
#define	DC_DEBUG_ASSERT   DC_ASSERT

Macro Definition Documentation

DC_ASSERT

#define DC_ASSERT	(		expr,
			... )

Value:

        if (!(expr)) {                                                                             \
            DC_PANIC("assertion " #expr " failed: " __VA_ARGS__);                                  \
        }

Examples

complex/employees.c, complex/prime_sieve.c, container/map.c, container/set.c, container/vector.c, utils/option.c, and utils/result.c.

Definition at line 37 of file panic.h.

    #define DC_ASSERT(expr, ...)                                                                   \
        if (!(expr)) {                                                                             \
            DC_PANIC("assertion " #expr " failed: " __VA_ARGS__);                                  \
        }

DC_ASSUME

#define DC_ASSUME	(		expr,
			... )

Value:

DC_ASSERT(expr, __VA_ARGS__)

Definition at line 57 of file panic.h.

DC_DEBUG_ASSERT

#define DC_DEBUG_ASSERT   DC_ASSERT

Definition at line 78 of file panic.h.

DC_LIKELY

#define DC_LIKELY

(

x

)

Value:

__builtin_expect(!!(x), 1)

Definition at line 48 of file panic.h.

DC_PANIC

#define DC_PANIC	(		str,
			... )

Value:

        do {                                                                                       \
            fprintf(stderr, "[%s:%d] " str, __FILE__, __LINE__ __VA_OPT__(, ) __VA_ARGS__);        \
            abort();                                                                               \
        } while (0);

Definition at line 29 of file panic.h.

    #define DC_PANIC(str, ...)                                                                     \
        do {                                                                                       \
            fprintf(stderr, "[%s:%d] " str, __FILE__, __LINE__ __VA_OPT__(, ) __VA_ARGS__);        \
            abort();                                                                               \
        } while (0);

DC_STATIC_ASSERT

#define DC_STATIC_ASSERT   static_assert

Examples

container/arena.c.

Definition at line 22 of file panic.h.

DC_UNREACHABLE

#define DC_UNREACHABLE

(

...

)

Value:

DC_PANIC("unreachable: " __VA_ARGS__ "\n");

Definition at line 44 of file panic.h.

DC_WHEN

#define DC_WHEN	(		cond,
			expr )

Value:

((cond) ? (expr) : true)

Definition at line 52 of file panic.h.