diff options
| -rw-r--r-- | core/alloc.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/core/alloc.c b/core/alloc.c index 88ebb8f..a9f335c 100644 --- a/core/alloc.c +++ b/core/alloc.c @@ -1,6 +1,7 @@ #include <rune/core/alloc.h> #include <rune/core/logging.h> #include <stdlib.h> +#include <string.h> // TODO: implement block coalescing so we can reuse freed blocks @@ -69,12 +70,13 @@ void* rune_calloc(size_t nmemb, size_t sz) { void* rune_realloc(void *ptr, size_t sz) { if (ptr == NULL || sz == 0) - return NULL; + return rune_alloc(sz); struct mem_block *block = _find_block(ptr); - if (block == NULL) - return rune_alloc(sz); - return block->ptr; + void *new_ptr = rune_alloc(sz); + memcpy(new_ptr, ptr, block->sz); + block->free = 1; + return new_ptr; } void rune_free(void *ptr) { |