unity_fixture_malloc_overrides.h

00001 //- Copyright (c) 2010 James Grenning and Contributed to Unity Project
00002 /* ==========================================
00003     Unity Project - A Test Framework for C
00004     Copyright (c) 2007 Mike Karlesky, Mark VanderVoord, Greg Williams
00005     [Released under MIT License. Please refer to license.txt for details]
00006 ========================================== */
00007 
00008 #ifndef UNITY_FIXTURE_MALLOC_OVERRIDES_H_
00009 #define UNITY_FIXTURE_MALLOC_OVERRIDES_H_
00010 
00011 #include <stddef.h>
00012 
00013 #ifdef UNITY_EXCLUDE_STDLIB_MALLOC
00014 // Define this macro to remove the use of stdlib.h, malloc, and free.
00015 // Many embedded systems do not have a heap or malloc/free by default.
00016 // This internal unity_malloc() provides allocated memory deterministically from
00017 // the end of an array only, unity_free() only releases from end-of-array,
00018 // blocks are not coalesced, and memory not freed in LIFO order is stranded.
00019     #ifndef UNITY_INTERNAL_HEAP_SIZE_BYTES
00020     #define UNITY_INTERNAL_HEAP_SIZE_BYTES 256
00021     #endif
00022 #endif
00023 
00024 // These functions are used by the Unity Fixture to allocate and release memory
00025 // on the heap and can be overridden with platform-specific implementations.
00026 // For example, when using FreeRTOS UNITY_FIXTURE_MALLOC becomes pvPortMalloc()
00027 // and UNITY_FIXTURE_FREE becomes vPortFree().
00028 #if !defined(UNITY_FIXTURE_MALLOC) || !defined(UNITY_FIXTURE_FREE)
00029     #define UNITY_FIXTURE_MALLOC(size) malloc(size)
00030     #define UNITY_FIXTURE_FREE(ptr)    free(ptr)
00031 #else
00032     extern void* UNITY_FIXTURE_MALLOC(size_t size);
00033     extern void UNITY_FIXTURE_FREE(void* ptr);
00034 #endif
00035 
00036 #define malloc  unity_malloc
00037 #define calloc  unity_calloc
00038 #define realloc unity_realloc
00039 #define free    unity_free
00040 
00041 void* unity_malloc(size_t size);
00042 void* unity_calloc(size_t num, size_t size);
00043 void* unity_realloc(void * oldMem, size_t size);
00044 void unity_free(void * mem);
00045 
00046 #endif /* UNITY_FIXTURE_MALLOC_OVERRIDES_H_ */