From 820c74012c4e9f7700efe0767e491e2b98c339e6 Mon Sep 17 00:00:00 2001
From: dyb <dyb@scheme.com>
Date: Thu, 12 Oct 2017 22:51:39 -0400
Subject: [PATCH] updated to handle the case when a submodule directory is
 missing.   configure

original commit: ebef2e8fea60ca9b5130b6f1ffe3371c02ac32c8
---
 configure | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 4f035e38bc..fb42a4d8a8 100755
--- a/configure
+++ b/configure
@@ -314,15 +314,18 @@ if [ -d '.git' ] && command -v git >/dev/null 2>&1 ; then
   git submodule init && git submodule update || exit 1
 else
   if [ ! -f 'nanopass/nanopass.ss' ] ; then
-    rmdir nanopass && (curl  -L -o v1.9.tar.gz https://github.com/nanopass/nanopass-framework-scheme/archive/v1.9.tar.gz && tar -zxf v1.9.tar.gz && mv nanopass-framework-scheme-1.9 nanopass && rm v1.9.tar.gz) || exit 1
+    rmdir nanopass > /dev/null 2>&1
+    (curl  -L -o v1.9.tar.gz https://github.com/nanopass/nanopass-framework-scheme/archive/v1.9.tar.gz && tar -zxf v1.9.tar.gz && mv nanopass-framework-scheme-1.9 nanopass && rm v1.9.tar.gz) || exit 1
   fi
 
   if [ ! -f 'zlib/configure' ] ; then
-    rmdir zlib && (curl -L -o v1.2.11.tar.gz https://github.com/madler/zlib/archive/v1.2.11.tar.gz && tar -xzf v1.2.11.tar.gz && mv zlib-1.2.11 zlib && rm v1.2.11.tar.gz) || exit 1
+    rmdir zlib > /dev/null 2>&1
+    (curl -L -o v1.2.11.tar.gz https://github.com/madler/zlib/archive/v1.2.11.tar.gz && tar -xzf v1.2.11.tar.gz && mv zlib-1.2.11 zlib && rm v1.2.11.tar.gz) || exit 1
   fi
 
   if [ ! -f 'stex/Mf-stex' ] ; then
-    rmdir stex && (curl -L -o v1.2.1.tar.gz https://github.com/dybvig/stex/archive/v1.2.1.tar.gz && tar -zxf v1.2.1.tar.gz && mv stex-1.2.1 stex && rm v1.2.1.tar.gz) || exit 1
+    rmdir stex > /dev/null 2>&1
+    (curl -L -o v1.2.1.tar.gz https://github.com/dybvig/stex/archive/v1.2.1.tar.gz && tar -zxf v1.2.1.tar.gz && mv stex-1.2.1 stex && rm v1.2.1.tar.gz) || exit 1
   fi
 fi