BLT/include/blt/std/assert.h

48 lines
1.5 KiB
C
Raw Normal View History

/*
* Created by Brett on 23/08/23.
* Licensed under GNU General Public License V3.0
* See LICENSE file for license detail
*/
#ifndef BLT_ASSERT_H
#define BLT_ASSERT_H
#ifdef __GNUC__
#include <execinfo.h>
#include <cstdlib>
#endif
#ifdef __GNUC__
#define BLT_STACK_TRACE(number) void* ptrs[number]; \
int size = backtrace(ptrs, number); \
char** messages = backtrace_symbols(ptrs, size);
#define BLT_FREE_STACK_TRACE() free(messages);
#else
#define BLT_STACK_TRACE(number) void();
#define BLT_FREE_STACK_TRACE() void();
#endif
namespace blt
{
void printStacktrace(char** messages, int size, const char* path, int line);
void b_assert_failed(const char* expression, const char* path, int line);
void b_throw(const char* what, const char* path, int line);
}
// prints error with stack trace if assertion fails. Does not stop execution.
#define blt_assert(expr) static_cast<bool>(expr) ? void(0) : blt::b_assert_failed(#expr, __FILE__, __LINE__)
// prints error with stack trace then exits with failure.
#define BLT_ASSERT(expr) {static_cast<bool>(expr) ? void(0) : blt::b_assert_failed(#expr, __FILE__, __LINE__); std::exit(EXIT_FAILURE); }
// prints as error but does not throw the exception.
#define blt_throw(throwable) {blt::b_throw(throwable.what(), __FILE__, __LINE__);}
// prints as error with stack trace and throws the exception.
#define BLT_THROW(throwable) {blt::b_throw(throwable.what(), __FILE__, __LINE__); throw throwable;}
#endif //BLT_ASSERT_H