1 files changed, 55 insertions, 0 deletions

diff --git a/openbsd-compat/bsd-malloc.c b/openbsd-compat/bsd-malloc.c
new file mode 100644
index 000000000..6402ab588
--- /dev/null
+++ b/openbsd-compat/bsd-malloc.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2017 Darren Tucker (dtucker at zip com au).
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "config.h"
+#undef malloc
+#undef calloc
+#undef realloc
+
+#include <sys/types.h>
+#include <stdlib.h>
+
+#if defined(HAVE_MALLOC) && HAVE_MALLOC == 0
+void *
+rpl_malloc(size_t size)
+{
+        if (size == 0)
+                size = 1;
+        return malloc(size);
+}
+#endif
+
+#if defined(HAVE_CALLOC) && HAVE_CALLOC == 0
+void *
+rpl_calloc(size_t nmemb, size_t size)
+{
+        if (nmemb == 0)
+                nmemb = 1;
+        if (size == 0)
+                size = 1;
+        return calloc(nmemb, size);
+}
+#endif
+
+#if defined (HAVE_REALLOC) && HAVE_REALLOC == 0
+void *
+rpl_realloc(void *ptr, size_t size)
+{
+        if (size == 0)
+                size = 1;
+        return realloc(ptr, size);
+}
+#endif