From e84ff1fa31e7c43c6887469a1c09dc3c5faea56f Mon Sep 17 00:00:00 2001
From: Philip Balister <philip@opensdr.com>
Date: Wed, 16 Sep 2009 18:59:19 -0400
Subject: [PATCH] configure.gnu needs to unset more vars from the environment.

This solves a problem running the usrp2/firmware configure script
when the USB_* vars are set in the environment. Long term fix is
to have the configure.gnu wrapper make sure the quoting is OK for vars
passed on.
---
 usrp2/firmware/configure.gnu | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/usrp2/firmware/configure.gnu b/usrp2/firmware/configure.gnu
index 60d6d2a7..53ca9b51 100755
--- a/usrp2/firmware/configure.gnu
+++ b/usrp2/firmware/configure.gnu
@@ -3,7 +3,7 @@
 # wrapper to setup cross-compilation of firmware
 #
 
-for v in CC CPP CXX AS AR NM RANLIB STRIP F77 CFLAGS CXXFLAGS CPPFLAGS LDFLAGS 
+for v in CC CPP CXX AS AR NM RANLIB STRIP F77 CFLAGS CXXFLAGS CPPFLAGS LDFLAGS CCAS CCASFLAGS USB_LIBS USB_CFLAGS
 do
   unset $v
 done
@@ -26,6 +26,10 @@ do
       (CXXFLAGS=*) ;;
       (CPPFLAGS=*) ;;
       (LDFLAGS=*)  ;;
+      (CCAS=*)     ;;
+      (CCASFLAGS=*)  ;;
+      (USB_CFLAGS=*) ;;
+      (USB_LIBS=*) ;;
       (*)  args="$args $t" ;;
   esac
 done
-- 
2.39.5