From ceef092839b88b388a77190ba3bd0a331e5ff9e7 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Wed, 19 Feb 2014 19:26:58 -0500
Subject: Refactor update-alternatives stuff into loops.

---
(limited to 'busybox.pkg')

diff --git a/busybox.pkg/postinst b/busybox.pkg/postinst
index 29c3d31..2120eeb 100755
--- a/busybox.pkg/postinst
+++ b/busybox.pkg/postinst
@@ -1,14 +1,17 @@
 #!/bin/sh
 
 if [ "x${1}" = 'xconfigure' ]; then
-	update-alternatives --install /usr/bin/awk awk /usr/bin/awk.busybox 10
-	update-alternatives --install /usr/bin/ar ar /usr/bin/ar.busybox 10
-	update-alternatives --install /usr/bin/strings strings \
-		/usr/bin/strings.busybox 10
-	update-alternatives --install /usr/bin/clear clear \
-		/usr/bin/clear.busybox 10
-	update-alternatives --install /usr/bin/reset reset \
-		/usr/bin/reset.busybox 10
-	update-alternatives --install /usr/bin/mkpasswd mkpasswd \
-		/usr/bin/mkpasswd.busybox 10
+	while read link name prio; do
+		if [ -e "${link}.busybox" ]; then
+			update-alternatives --install "${link}" "${name}" \
+				"${link}.busybox" "${prio}"
+		fi
+	done <<-EOF
+		/usr/bin/awk awk 10
+		/usr/bin/ar ar 10
+		/usr/bin/strings strings 10
+		/usr/bin/clear clear 10
+		/usr/bin/reset reset 10
+		/usr/bin/mkpasswd mkpasswd 10
+		EOF
 fi
diff --git a/busybox.pkg/prerm b/busybox.pkg/prerm
index 63b465e..5e7cf79 100755
--- a/busybox.pkg/prerm
+++ b/busybox.pkg/prerm
@@ -1,10 +1,16 @@
 #!/bin/sh
 
 if [ "${1}" = remove ]; then
-	update-alternatives --remove awk /usr/bin/awk.busybox
-	update-alternatives --remove ar /usr/bin/ar.busybox
-	update-alternatives --remove strings /usr/bin/strings.busybox
-	update-alternatives --remove clear /usr/bin/clear.busybox
-	update-alternatives --remove reset /usr/bin/reset.busybox
-	update-alternatives --remove mkpasswd /usr/bin/mkpasswd.busybox
+	while read link name prio; do
+		if [ -e "${link}.busybox" ]; then
+			update-alternatives --remove "${name}" "${link}.busybox"
+		fi
+	done <<-EOF
+		/usr/bin/awk awk 10
+		/usr/bin/ar ar 10
+		/usr/bin/strings strings 10
+		/usr/bin/clear clear 10
+		/usr/bin/reset reset 10
+		/usr/bin/mkpasswd mkpasswd 10
+		EOF
 fi
--
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