From e96bb77ee5da15a17880860b5b203f03f67777e5 Mon Sep 17 00:00:00 2001
From: Tatsuya Kinoshita <tats@vega.ocn.ne.jp>
Date: Wed, 4 May 2011 16:18:58 +0900
Subject: Releasing debian version 0.5.1-3

---
 debian/postinst | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

(limited to 'debian/postinst')

diff --git a/debian/postinst b/debian/postinst
index 74caddf..1ba8910 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -11,12 +11,27 @@ case "$1" in
            /usr/bin/w3m 25 \
 	   --slave /usr/share/man/man1/www-browser.1.gz www-browser.1.gz \
 	   /usr/share/man/man1/w3m.1.gz
-	# Remove the conffile with the wrong location (the binary never used
-	# it) that may be present from an older version.
-	# (In our preinst, we've already ensured the sysadmin had a chance
-	# of preserving any configuration made in it)
-	rm -f /etc/w3m/w3mconfig
-	;;
+       # upgrade old config file to new config file
+       if test -e /etc/w3m/w3mconfig; then
+	   mv -f /etc/w3m/w3mconfig /etc/w3m/w3mconfig.dpkg-tmp
+	   tmp=$(tempfile -p w3m.subst.)
+	   trap "rm -f $tmp" 0 1 2 15
+	   while read opt val
+	   do
+	      val0=$(sed -ne 's/^'$opt'[[:space:]]*//p' /etc/w3m/w3mconfig.dpkg-tmp)
+	      if [ "$val0" != "" ] && [ "$val" != "$val0" ]; then
+		  echo 's/^'$opt'[[:space:]]*.*/'$opt' '$val0'/' >> $tmp
+	      fi
+	   done < /etc/w3m/config
+	   if test -s $tmp; then
+	       mv -f /etc/w3m/config /etc/w3m/config.dpkg-tmp
+	       sed -f $tmp /etc/w3m/config.dpkg-tmp > /etc/w3m/config
+	       rm -f $tmp
+	       rm -f /etc/w3m/config.dpkg-tmp
+	   fi
+	   rm -f /etc/w3m/w3mconfig /etc/w3m/w3mconfig.dpkg-tmp
+       fi
+       ;;
   *)
 esac
 
-- 
cgit v1.2.3