# HG changeset patch
# User Mike Becker <universe@uap-core.de>
# Date 1680541771 -7200
# Node ID 60fb6aec157dd01bb0074c8bb6cfa141aa93f5d0
# Parent  55d8fdd38ca4c01bde93ab196ca94cc7ed2bc8d1
make allocator in cxBufferInit optional

diff -r 55d8fdd38ca4 -r 60fb6aec157d src/buffer.c
--- a/src/buffer.c	Sat Apr 01 11:51:48 2023 +0200
+++ b/src/buffer.c	Mon Apr 03 19:09:31 2023 +0200
@@ -39,6 +39,7 @@
         CxAllocator const *allocator,
         int flags
 ) {
+    if (allocator == NULL) allocator = cxDefaultAllocator;
     buffer->allocator = allocator;
     buffer->flags = flags;
     if (!space) {
diff -r 55d8fdd38ca4 -r 60fb6aec157d src/cx/buffer.h
--- a/src/cx/buffer.h	Sat Apr 01 11:51:48 2023 +0200
+++ b/src/cx/buffer.h	Mon Apr 03 19:09:31 2023 +0200
@@ -149,11 +149,12 @@
  * @param space pointer to the memory area, or \c NULL to allocate
  * new memory
  * @param capacity the capacity of the buffer
- * @param allocator the allocator this buffer shall use for automatic memory management
+ * @param allocator the allocator this buffer shall use for automatic
+ * memory management. If \c NULL, the default heap allocator will be used.
  * @param flags buffer features (see cx_buffer_s.flags)
  * @return zero on success, non-zero if a required allocation failed
  */
-__attribute__((__nonnull__(1, 4)))
+__attribute__((__nonnull__(1)))
 int cxBufferInit(
         CxBuffer *buffer,
         void *space,