First commit of the now pretty stable code.

kernelwatch.sh

+#!/bin/bash
+
+cd /home/ceder/src/kernelwatch
+
+PATH=/bin:/usr/bin:/usr/local/bin:/opt/bin:/usr/i686-pc-linux-gnu/gcc-bin/3.3.5:/opt/Acrobat5:/usr/X11R6/bin:/opt/blackdown-jdk-1.4.2.01/bin:/opt/blackdown-jdk-1.4.2.01/jre/bin:/usr/qt/3/bin:/usr/kde/3.3/bin:/usr/kde/3.2/bin:/usr/kde/3.1/bin:/usr/qt/2/bin:/usr/games/bin:/sbin:/usr/sbin:/sbin:/usr/sbin:/sbin:/usr/sbin
+export PATH
+
+wget -O - http://www.kernel.org/kdist/finger_banner > finger_banner | exit 1
+
+# Process the filtered versions first.
+
+cat finger_banner \
+| grep -v -e '-rc[0-9]*$' \
+| grep -v -e '-ac[0-9]*$' \
+| grep -v -e '-mm[0-9]*$' \
+| grep -v -e '-bk[0-9]*$' \
+| grep -v -e '-git[0-9]*$' \
+| grep -v -e '-pre[0-9]*$' \
+> kw-filter.current
+awk '{print $NF}' < kw-filter.current > version-filter.current
+
+if [ `wc -l < version-filter.current` -lt 3 ]
+then
+    echo Got no sane data from web server >&2
+    exit 1
+fi
+
+if [ `wc -l < version-filter.current` -gt 8 ]
+then
+    echo Got insanely much data from web server >&2
+    exit 1
+fi
+
+diff -U 5 kw-filter.prev kw-filter.current > kw-filter.diff
+status=$?
+diff -U 0 version-filter.prev version-filter.current \
+| sed 1,2d \
+| sed -n -e 's/^\+//p' \
+> version-filter.diff
+
+if [ $status -eq 1 ]
+then
+    data=`pwd`
+    (sed 1,3d kw-filter.diff
+     echo
+     echo Previous status change: `stat -c %y kw-filter.prev | sed 's/\..*//'`) \
+    | (cd ~/rcvs/anon/python-lyskom && \
+	 ./komsend --to="Filtrerad finger @kernel.org" \
+	   --subject="`echo -n New kernels:' '; fmt $data/version-filter.diff`" \
+	   2> $data/komsend-filter.out ) \
+    || exit 1
+    mv kw-filter.current kw-filter.prev
+    mv version-filter.current version-filter.prev
+fi
+
+# Process the unfiltered versions.
+
+cat finger_banner \
+> kw.current
+awk '{print $NF}' < kw.current > version.current
+
+# Don't duplicate the sanity checks here.
+
+diff -U 5 kw.prev kw.current > kw.diff
+status=$?
+diff -U 0 version.prev version.current \
+| sed 1,2d \
+| sed -n -e 's/^\+//p' \
+> version.diff
+
+if [ $status -eq 1 ]
+then
+    data=`pwd`
+    (sed 1,3d kw.diff
+     echo
+     echo Previous status change: `stat -c %y kw.prev | sed 's/\..*//'`) \
+    | (cd ~/rcvs/anon/python-lyskom && \
+	 ./komsend --to="Finger @kernel.org" \
+	   --subject="`echo -n New kernels:' '; fmt $data/version.diff`" \
+	   2> $data/komsend.out ) \
+    || exit 1
+    mv kw.current kw.prev
+    mv version.current version.prev
+fi