move package cache file for doc cronjob to /var (#664850)

Also cache long listing to notice library rebuilds.

ghc-doc-index.cron

@@ -12,28 +12,30 @@ fi
 LOCKFILE=/var/lock/ghc-doc-index.lock
 
 # the lockfile is not meant to be perfect, it's just in case the
-# two man-db cron scripts get run close to each other to keep
-# them from stepping on each other's toes.  The worst that will
-# happen is that they will temporarily corrupt the database
+# two cron scripts get run close to each other to keep
+# them from stepping on each other's toes.
 [ -f $LOCKFILE ] && exit 0
 
 trap "{ rm -f $LOCKFILE ; exit 255; }" EXIT
 touch $LOCKFILE
 
+PKGDIRCACHE=/var/lib/ghc/pkg-dir.cache
+LISTING="env LANG=C ls -dl"
+
 # only re-index ghc docs when there are changes
 cd /usr/share/doc/ghc/html/libraries
-if [ -r .pkg-dir.cache ]; then
-  ls -d */ > .pkg-dir.cache.new
-  DIR_DIFF=$(diff .pkg-dir.cache .pkg-dir.cache.new)
+if [ -r "$PKGDIRCACHE" ]; then
+  $LISTING */ > $PKGDIRCACHE.new
+  DIR_DIFF=$(diff $PKGDIRCACHE $PKGDIRCACHE.new)
 else
-  ls -d */ > .pkg-dir.cache
+  $LISTING */ > $PKGDIRCACHE
 fi
-if [ -x "gen_contents_index" -a ! -r ".pkg-dir.cache.new" -o -n "$DIR_DIFF" ]; then
+if [ -x "gen_contents_index" -a ! -r "$PKGDIRCACHE.new" -o -n "$DIR_DIFF" ]; then
   ./gen_contents_index --batch
 fi
 
-if [ -f .pkg-dir.cache.new ]; then
-  mv -f .pkg-dir.cache{.new,}
+if [ -f $PKGDIRCACHE.new ]; then
+  mv -f $PKGDIRCACHE{.new,}
 fi
 
 exit 0

ghc.spec

@@ -26,9 +26,9 @@
 %global debug_package %{nil}
 
 Name: ghc
-# breaks haskell-platform-2010.2.0.0
+# haskell-platform-2011.1.0.0
 Version: 7.0.1
-Release: 2%{?dist}
+Release: 3%{?dist}
 Summary: Glasgow Haskell Compilation system
 # fedora ghc has only been bootstrapped on the following archs:
 ExclusiveArch: %{ix86} x86_64 ppc alpha
@@ -211,6 +211,7 @@ done
 %if %{with doc}
 mkdir -p ${RPM_BUILD_ROOT}%{_sysconfdir}/cron.hourly
 install -p --mode=755 %SOURCE3 ${RPM_BUILD_ROOT}%{_sysconfdir}/cron.hourly/ghc-doc-index
+mkdir -p ${RPM_BUILD_ROOT}%{_localstatedir}/lib/ghc
 %endif
 
 %check
@@ -291,6 +292,7 @@ fi
 %ghost %{ghcdocbasedir}/libraries/minus.gif
 %ghost %{ghcdocbasedir}/libraries/plus.gif
 %{_sysconfdir}/cron.hourly/ghc-doc-index
+%{_localstatedir}/lib/ghc
 %endif
 
 %if %{with shared}
@@ -304,6 +306,9 @@ fi
 %endif
 
 %changelog
+* Thu Dec 30 2010 Jens Petersen <petersen@redhat.com> - 7.0.1-3
+- store doc cronjob package cache file under /var (#664850)
+
 * Wed Nov 24 2010 Jens Petersen <petersen@redhat.com> - 7.0.1-2
 - require libffi-devel