From 7dd7ec85411a92820ba524016be915c5db6dbb6c Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Tue, 25 Apr 2017 21:46:46 +0200
Subject: configure: --add-cflags to amend $CFLAGS without replacing existing
 value(s) #858

---
 configure | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'configure')

diff --git a/configure b/configure
index 08f631ee..a81c7eb9 100755
--- a/configure
+++ b/configure
@@ -297,6 +297,9 @@ do
    --cflags)
       CFLAGS="$value"
       ;;
+   --add-cflags)
+      CFLAGS="$CFLAGS $value"
+      ;;
    --ldflags)
       LDFLAGS="$value"
       ;;
-- 
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