Lumenarium/src_v2/platform/lumenarium_assert.h

35 lines
1.1 KiB
C

/* date = March 26th 2022 3:42 pm */
#ifndef LUMENARIUM_ASSERT_H
#define LUMENARIUM_ASSERT_H
#if !defined(PLATFORM_wasm)
// this assert works by simply trying to write to an invalid address
// (in this case, 0x0), which will crash in most debuggers
# define assert_always (*((volatile s32*)0) = 0xFFFF)
#else
WASM_EXTERN void wasm_assert_always(char* file, u32 file_len, u32 line);
# define assert_always wasm_assert_always(__FILE__, sizeof(__FILE__), __LINE__)
#endif // defined(PLATFORM_WASM)
#ifdef USE_ASSERTS
# define assert(c) if (!(c)) { assert_always; }
// useful for catching cases that you aren't sure you'll hit, but
// want to be alerted when they happen
# define invalid_code_path assert_always
// useful for switch statements on enums that might grow. You'll
// break in the debugger the first time the default case is hit
// with a new enum value
# define invalid_default_case default: { assert_always; } break;
#else
# define assert(c)
# define invalid_code_path
# define invalid_default_case default: { } break;
#endif
#endif //LUMENARIUM_ASSERT_H