From: Nathan Wagner <nw@hydaspes.if.org>
Date: Tue, 28 May 2013 05:40:03 +0000 (+0000)
Subject: fix shell errors with IFS
X-Git-Url: https://pd.if.org/git/?p=startuptools;a=commitdiff_plain;h=4fe655b1905363af2df163a5ee9ab89ca7790c49

fix shell errors with IFS
---

diff --git a/scripts/ifdown b/scripts/ifdown
index 784b1e2..fa92831 100755
--- a/scripts/ifdown
+++ b/scripts/ifdown
@@ -2,10 +2,10 @@
 
 net=$1
 
+saveifs="$IFS"
 IFS=';'
 
-# TODO allow for /etc/sysconfig/$net also
-test -f /etc/sysconfig/$net.net || echo "unknown network configuration '$net'" >&2 && exit 1
+test -f /etc/networks/$net || (echo "unknown network configuration '$net'" >&2 && exit 1)
  
 ifdown_post() {
 	return 0
@@ -15,20 +15,25 @@ ifdown_pre() {
 	return 0
 }
 
-. /etc/sysconfig/$net.net
+. /etc/networks/$net
 
-#if [ $enable = 'no' || $enable -eq 0 ]; then; exit 0; fi
+if [ $enable = 'no' ]; then exit 0; fi
+#if [ $enable -eq 0 ]; then exit 0; fi
 
 ifdown_pre
 
 #ip link set dev $dev up
 
 for r in $route; do
+	IFS="$saveifs"
 	ip route del $r
+	IFS=';'
 done
 
 for address in $addr do
+	IFS="$saveifs"
 	ip addr del $address dev $dev
+	IFS=';'
 done
 
 # how do we determine if we should bring the link down?
diff --git a/scripts/ifup b/scripts/ifup
index 98b5c59..d9f2df4 100755
--- a/scripts/ifup
+++ b/scripts/ifup
@@ -2,10 +2,10 @@
 
 net=$1
 
+saveifs="$IFS"
 IFS=';'
 
-# TODO allow for /etc/sysconfig/$net also
-test -f /etc/sysconfig/$net.net || echo "unknown network configuration '$net'" >&2 && exit 1
+test -f /etc/networks/$net || (echo "unknown network configuration '$net'" >&2 && exit 1)
  
 ifup_post() {
 	return 0
@@ -15,20 +15,25 @@ ifup_pre() {
 	return 0
 }
 
-. /etc/sysconfig/$net.net
+. /etc/networks/$net
 
-if [ $enable = 'no' || $enable -eq 0 ]; then; exit 0; fi
+if [ "$enable" = 'no' ]; then exit 0; fi
+#if [ "$enable" -eq 0 ]; then exit 0; fi
 
 ifup_pre
 
 ip link set dev $dev up
 
 for address in $addr do
+	IFS="$saveifs"
 	ip addr add $address dev $dev
+	IFS=';'
 done
 
 for r in $route; do
+	IFS="$saveifs"
 	ip route add $r
+	IFS=';'
 done
 
 ifup_post
diff --git a/scripts/localhost.net b/scripts/localhost.net
new file mode 100644
index 0000000..b295a28
--- /dev/null
+++ b/scripts/localhost.net
@@ -0,0 +1,4 @@
+dev=lo
+#addr=127.0.0.1
+addr=
+route=