25 #include "SDL_config.h"
33 #ifndef SDL_ASSERT_LEVEL
34 #ifdef SDL_DEFAULT_ASSERT_LEVEL
35 #define SDL_ASSERT_LEVEL SDL_DEFAULT_ASSERT_LEVEL
36 #elif defined(_DEBUG) || defined(DEBUG) || \
37 (defined(__GNUC__) && !defined(__OPTIMIZE__))
38 #define SDL_ASSERT_LEVEL 2
40 #define SDL_ASSERT_LEVEL 1
52 extern void __cdecl __debugbreak(
void);
53 #define SDL_TriggerBreakpoint() __debugbreak()
54 #elif (defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)))
55 #define SDL_TriggerBreakpoint() __asm__ __volatile__ ( "int $3\n\t" )
56 #elif defined(HAVE_SIGNAL_H)
58 #define SDL_TriggerBreakpoint() raise(SIGTRAP)
61 #define SDL_TriggerBreakpoint()
64 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
65 # define SDL_FUNCTION __func__
66 #elif ((__GNUC__ >= 2) || defined(_MSC_VER))
67 # define SDL_FUNCTION __FUNCTION__
69 # define SDL_FUNCTION "???"
71 #define SDL_FILE __FILE__
72 #define SDL_LINE __LINE__
90 #define SDL_NULL_WHILE_LOOP_CONDITION (-1 == __LINE__)
92 #define SDL_NULL_WHILE_LOOP_CONDITION (0)
95 #define SDL_disabled_assert(condition) \
96 do { (void) sizeof ((condition)); } while (SDL_NULL_WHILE_LOOP_CONDITION)
103 SDL_ASSERTION_IGNORE,
104 SDL_ASSERTION_ALWAYS_IGNORE
110 unsigned int trigger_count;
111 const char *condition;
112 const char *filename;
114 const char *
function;
118 #if (SDL_ASSERT_LEVEL > 0)
121 extern DECLSPEC SDL_assert_state SDLCALL SDL_ReportAssertion(
SDL_assert_data *,
124 #if defined(__clang__)
125 #if __has_feature(attribute_analyzer_noreturn)
129 __attribute__((analyzer_noreturn))
141 #define SDL_enabled_assert(condition) \
143 while ( !(condition) ) { \
144 static struct SDL_assert_data assert_data = { \
145 0, 0, #condition, 0, 0, 0, 0 \
147 const SDL_assert_state state = SDL_ReportAssertion(&assert_data, \
151 if (state == SDL_ASSERTION_RETRY) { \
153 } else if (state == SDL_ASSERTION_BREAK) { \
154 SDL_TriggerBreakpoint(); \
158 } while (SDL_NULL_WHILE_LOOP_CONDITION)
163 #if SDL_ASSERT_LEVEL == 0
164 # define SDL_assert(condition) SDL_disabled_assert(condition)
165 # define SDL_assert_release(condition) SDL_disabled_assert(condition)
166 # define SDL_assert_paranoid(condition) SDL_disabled_assert(condition)
167 #elif SDL_ASSERT_LEVEL == 1
168 # define SDL_assert(condition) SDL_disabled_assert(condition)
169 # define SDL_assert_release(condition) SDL_enabled_assert(condition)
170 # define SDL_assert_paranoid(condition) SDL_disabled_assert(condition)
171 #elif SDL_ASSERT_LEVEL == 2
172 # define SDL_assert(condition) SDL_enabled_assert(condition)
173 # define SDL_assert_release(condition) SDL_enabled_assert(condition)
174 # define SDL_assert_paranoid(condition) SDL_disabled_assert(condition)
175 #elif SDL_ASSERT_LEVEL == 3
176 # define SDL_assert(condition) SDL_enabled_assert(condition)
177 # define SDL_assert_release(condition) SDL_enabled_assert(condition)
178 # define SDL_assert_paranoid(condition) SDL_enabled_assert(condition)
180 # error Unknown assertion level.
184 #define SDL_assert_always(condition) SDL_enabled_assert(condition)
187 typedef SDL_assert_state (SDLCALL *SDL_AssertionHandler)(
210 extern DECLSPEC
void SDLCALL SDL_SetAssertionHandler(
211 SDL_AssertionHandler handler,
224 extern DECLSPEC SDL_AssertionHandler SDLCALL SDL_GetDefaultAssertionHandler(
void);
241 extern DECLSPEC SDL_AssertionHandler SDLCALL SDL_GetAssertionHandler(
void **puserdata);
265 extern DECLSPEC
const SDL_assert_data * SDLCALL SDL_GetAssertionReport(
void);
274 extern DECLSPEC
void SDLCALL SDL_ResetAssertionReport(
void);
Definition: SDL_assert.h:107