From edd74056ba2a5f2dabf9b28352967d27e7c0ab49 Mon Sep 17 00:00:00 2001
From: Turo Lamminen <turotl@gmail.com>
Date: Sat, 6 Jan 2018 14:55:32 +0200
Subject: [PATCH] configure.ac: Add configure option to treat warnings as
 errors

---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/configure.ac b/configure.ac
index 2190a32b..e0f869a6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,6 +105,12 @@ esac
 AC_CHECK_TOOL(OBJDUMP, objdump, )
 AC_CHECK_TOOL(STRIP, strip, )
 
+AC_ARG_ENABLE([werror], AS_HELP_STRING([--enable-werror], [Treat warnings as errors]))
+
+AS_IF([test "x$enable_werror" = "xyes"], [
+        CFLAGS="$CFLAGS -Werror"
+])
+
 AM_CONDITIONAL(HAVE_WINDRES, test "$WINDRES" != "")
 AM_CONDITIONAL(HAVE_PYTHON, $HAVE_PYTHON)