/*=== alloc matches: 1 realloc matches: 1 free matches: 1 udata: 0x12345678 ===*/ int alloc_count = 0; int realloc_count = 0; int free_count = 0; void *my_alloc(void *udata, size_t size) { #if 0 printf("my_alloc: %d\n", (int) size); alloc_count++; #endif return malloc(size); } void *my_realloc(void *udata, void *ptr, size_t size) { #if 0 printf("my_realloc: %d\n", (int) size); realloc_count++; #endif return realloc(ptr, size); } void my_free(void *udata, void *ptr) { #if 0 printf("my_free\n"); free_count++; #endif free(ptr); } void test(duk_context *ctx) { duk_memory_functions funcs; duk_context *new_ctx; new_ctx = duk_create_heap(my_alloc, my_realloc, my_free, (void *) 0x12345678, NULL); duk_get_memory_functions(new_ctx, &funcs); printf("alloc matches: %d\n", my_alloc == funcs.alloc); printf("realloc matches: %d\n", my_realloc == funcs.realloc); printf("free matches: %d\n", my_free == funcs.free); printf("udata: %p\n", funcs.udata); duk_destroy_heap(new_ctx); #if 0 printf("counts: alloc=%d, realloc=%d, free=%d\n", alloc_count, realloc_count, free_count); #endif }