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SDL_test: disable memory tracking if SDL does not count allocations

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This commit is contained in:
Anonymous Maarten
2024-12-21 19:30:02 +01:00
committed by Sam Lantinga
parent 2e4dc9c109
commit a33144fbc9
1 changed files with 22 additions and 1 deletions
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23
src/test/SDL_test_memory.c
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@@ -71,7 +71,11 @@ static SDL_malloc_func SDL_malloc_orig = NULL;
static SDL_calloc_func SDL_calloc_orig = NULL; static SDL_calloc_func SDL_calloc_orig = NULL;
static SDL_realloc_func SDL_realloc_orig = NULL; static SDL_realloc_func SDL_realloc_orig = NULL;
static SDL_free_func SDL_free_orig = NULL; static SDL_free_func SDL_free_orig = NULL;
#ifdef TRACK_ALLOCATION_COUNT
static int s_previous_allocations = 0; static int s_previous_allocations = 0;
#else
static int s_unknown_frees = 0;
#endif
static SDL_tracked_allocation *s_tracked_allocations[256]; static SDL_tracked_allocation *s_tracked_allocations[256];
static bool s_randfill_allocations = false; static bool s_randfill_allocations = false;
static SDL_AtomicInt s_lock; static SDL_AtomicInt s_lock;
@@ -211,6 +215,9 @@ static void SDL_UntrackAllocation(void *mem)
} }
prev = entry; prev = entry;
} }
#ifndef TRACK_ALLOCATION_COUNT
s_unknown_frees += 1;
#endif
UNLOCK_ALLOCATOR(); UNLOCK_ALLOCATOR();
} }
@@ -277,9 +284,11 @@ static void SDLCALL SDLTest_TrackedFree(void *ptr)
return; return;
} }
#ifdef TRACK_ALLOCATION_COUNT
if (!s_previous_allocations) { if (!s_previous_allocations) {
SDL_assert(SDL_IsAllocationTracked(ptr)); SDL_assert(SDL_IsAllocationTracked(ptr));
} }
#endif
SDL_UntrackAllocation(ptr); SDL_UntrackAllocation(ptr);
SDL_free_orig(ptr); SDL_free_orig(ptr);
} }
@@ -292,10 +301,14 @@ void SDLTest_TrackAllocations(void)
SDLTest_Crc32Init(&s_crc32_context); SDLTest_Crc32Init(&s_crc32_context);
#ifdef TRACK_ALLOCATION_COUNT
s_previous_allocations = SDL_GetNumAllocations(); s_previous_allocations = SDL_GetNumAllocations();
if (s_previous_allocations != 0) { if (s_previous_allocations != 0) {
SDL_Log("SDLTest_TrackAllocations(): There are %d previous allocations, disabling free() validation", s_previous_allocations); SDL_Log("SDLTest_TrackAllocations(): There are %d previous allocations, disabling free() validation", s_previous_allocations);
} }
#else
SDL_Log("SDL was built without allocation count support, disabling free() validation");
#endif
#ifdef SDLTEST_UNWIND_NO_PROC_NAME_BY_IP #ifdef SDLTEST_UNWIND_NO_PROC_NAME_BY_IP
do { do {
/* Don't use SDL_GetHint: SDL_malloc is off limits. */ /* Don't use SDL_GetHint: SDL_malloc is off limits. */
@@ -439,7 +452,15 @@ void SDLTest_LogAllocations(void)
++count; ++count;
} }
} }
(void)SDL_snprintf(line, sizeof(line), "Total: %.2f Kb in %d allocations\n", total_allocated / 1024.0, count); (void)SDL_snprintf(line, sizeof(line), "Total: %.2f Kb in %d allocations", total_allocated / 1024.0, count);
ADD_LINE();
#ifndef TRACK_ALLOCATION_COUNT
if (s_unknown_frees != 0) {
(void)SDL_snprintf(line, sizeof(line), ", %d unknown frees", s_unknown_frees);
ADD_LINE();
}
#endif
(void)SDL_snprintf(line, sizeof(line), "\n");
ADD_LINE(); ADD_LINE();
#undef ADD_LINE #undef ADD_LINE