Change vec_append signature to ensure ptr is constant

2 files changed, 2 insertions, 2 deletions

diff --git a/lib.c b/lib.c
index 0c32c3b..3be6e0a 100644
--- a/lib.c
+++ b/lib.c
@@ -67,7 +67,7 @@ char *fread_all(FILE *fp)
   return buffer.data;
 }
 
-void vec_append(vec_t *vec, void *ptr, u64 size)
+void vec_append(vec_t *vec, const void *const ptr, u64 size)
 {
   vec_ensure_free(vec, size);
   memcpy(vec->data + vec->size, ptr, size);
diff --git a/lib.h b/lib.h
index 4fb390e..c58d425 100644
--- a/lib.h
+++ b/lib.h
@@ -41,7 +41,7 @@ typedef struct
   u8 *data;
 } vec_t;
 
-void vec_append(vec_t *vec, void *ptr, u64 size);
+void vec_append(vec_t *vec, const void *const ptr, u64 size);
 void vec_ensure(vec_t *vec, u64 abs_size);
 void vec_ensure_free(vec_t *vec, u64 rel_size);
 void vec_free(vec_t *vec);