From 3376ac1da6df672d82f3d089ecc5484b19705373 Mon Sep 17 00:00:00 2001
From: Marc <mmarc471@gmail.com>
Date: Wed, 5 Oct 2022 14:02:01 +0200
Subject: [PATCH] fixed some pointer arithmetic issue on non GNU compilers.

---
 CMakeLists.txt      | 2 +-
 src/fomod/xmlUtil.c | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8deda90..8b2e40b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ if(NOT CMAKE_BUILD_TYPE)
 	set(CMAKE_BUILD_TYPE Release)
 endif()
 
-set(CMAKE_C_FLAGS "-Wall -Wextra -pedantic -fsanitize=address -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wno-pointer-arith")
+set(CMAKE_C_FLAGS "-Wall -Wextra -pedantic -fsanitize=address -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations")
 set(CMAKE_C_FLAGS_DEBUG "-g -Werror")
 set(CMAKE_C_FLAGS_RELEASE "-O2")
 
diff --git a/src/fomod/xmlUtil.c b/src/fomod/xmlUtil.c
index b7c0d3d..9e25d8a 100644
--- a/src/fomod/xmlUtil.c
+++ b/src/fomod/xmlUtil.c
@@ -1,6 +1,7 @@
 #include "xmlUtil.h"
 
 #include <string.h>
+#include <sys/types.h>
 
 char * freeAndDup(xmlChar * line) {
 	char * free = strdup((const char *) line);
@@ -29,8 +30,9 @@ void fixPath(char * path) {
 
 int countUntilNull(void * pointers, size_t typeSize) {
 	int i = 0;
-	while(pointers != NULL) {
-		pointers += typeSize;
+	char * arithmetic = (char *)pointers;
+	while(arithmetic != NULL) {
+		arithmetic += typeSize;
 		i++;
 	}
 	return i;