From 70f48f1f44bf419aac77de8664816a17122c8b29 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
Date: Tue, 5 Jan 2021 14:47:49 +0100
Subject: Add wrapper function for free and strdup

Reduces code in callers and helps avoiding memory leaks.
---
 XUtils.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'XUtils.c')

diff --git a/XUtils.c b/XUtils.c
index fe2d8b9a..9ad8c224 100644
--- a/XUtils.c
+++ b/XUtils.c
@@ -239,6 +239,14 @@ char* xStrdup(const char* str) {
    return data;
 }
 
+void free_and_xStrdup(char** ptr, const char* str) {
+   if (*ptr && String_eq(*ptr, str))
+      return;
+
+   free(*ptr);
+   *ptr = xStrdup(str);
+}
+
 char* xStrndup(const char* str, size_t len) {
    char* data = strndup(str, len);
    if (!data) {
-- 
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