From ab4dd923d778048d5ba4a0bab7e730d0c157b322 Mon Sep 17 00:00:00 2001
From: Matthias Andree <matthias.andree@gmx.de>
Date: Sun, 11 Dec 2016 15:27:08 +0100
Subject: Fix portability to C90 and C++.

---
 xmalloc.h | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'xmalloc.h')

diff --git a/xmalloc.h b/xmalloc.h
index 81835828..70ed0a0b 100644
--- a/xmalloc.h
+++ b/xmalloc.h
@@ -4,9 +4,14 @@
 #define XMALLOC_H
 
 #include "config.h"
+#include <stdlib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 /* xmalloc.c */
-#if defined(HAVE_VOIDPOINTER)
+#if defined(HAVE_VOIDPOINTER) || defined(__cplusplus)
 #define XMALLOCTYPE void
 #else
 #define XMALLOCTYPE char
@@ -16,7 +21,7 @@
 XMALLOCTYPE *xmalloc(size_t n);
 
 /** Reallocate \a n characters of memory, abort program on failure. */
-XMALLOCTYPE *xrealloc(/*@null@*/ XMALLOCTYPE *, size_t n);
+XMALLOCTYPE *xrealloc(/*@null@*/ void *, size_t n);
 
 /** Free memory at position \a p and set pointer \a p to NULL afterwards. */
 #define xfree(p) { if (p) { free(p); } (p) = 0; }
@@ -31,4 +36,8 @@ char *xstrdup(const char *src);
  * length including NUL byte or n + 1. */
 char *xstrndup(const char *src, size_t n);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
-- 
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