From c9d7c3ed3c4ff37f6b527760a434ed22ae680f81 Mon Sep 17 00:00:00 2001
From: David Morgan <davee@x-fusion.co.uk>
Date: Sat, 5 Nov 2016 06:59:47 +0000
Subject: [PATCH] add options to explicitly use internal ctype or string
 functions

---
 CMakeLists.txt     | 2 ++
 src/CMakeLists.txt | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ee14261..12cce5a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,8 @@ cmake_minimum_required(VERSION 3.1.0)
 project(taihen-parser)
 
 option(TEST "build and perform tests" OFF)
+option(USE_INBUILT_CTYPE "use internal ctype over system" OFF)
+option(USE_INBUILT_STRING "use internal string over system" OFF)
 
 include_directories(include)
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1fb12b9..af1e2dd 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -7,11 +7,11 @@ endif()
 check_include_file(ctype.h HAVE_CTYPE)
 check_include_file(string.h HAVE_STRING)
 
-if (NOT ${HAVE_CTYPE})
+if ((NOT ${HAVE_CTYPE}) OR ${USE_INBUILT_CTYPE})
     add_definitions(-DNO_CTYPE)
 endif()
 
-if (NOT ${HAVE_STRING})
+if ((NOT ${HAVE_STRING}) OR ${USE_INBUILT_STRING})
     add_definitions(-DNO_STRING)
 endif()
 
-- 
2.39.5