From 4b791845885b729cf0a0ed349e9a9ba3d867b949 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Thu, 01 Aug 2019 19:36:56 -0400
Subject: build: Save user CFLAGS

---
diff --git a/configure.ac b/configure.ac
index 0af4123..e8183de 100644
--- a/configure.ac
+++ b/configure.ac
@@ -29,9 +29,10 @@ AM_SILENT_RULES([yes])
 AM_CONDITIONAL([IN_GIT],
 	[test -d "${srcdir}/.git" && command -v git >/dev/null 2>&1])
 
+save_CFLAGS="${CFLAGS-}"
 AC_PROG_CC()
 AM_PROG_CC_C_O()
-test -d "${srcdir}/.git" || CFLAGS=''
+test -d "${srcdir}/.git" || CFLAGS="${save_CFLAGS}"
 
 AX_CFLAGS_WARN_ALL()  dnl Adds -Wall or equivalent
 AX_CHECK_COMPILE_FLAG([-Wpedantic], [AX_APPEND_FLAG([-Wpedantic])])
--
cgit v0.9.1