specify /usr/bin/gcc to help bootstrapping; drop redundant posttrans scriplet

ghc.spec

@@ -45,7 +45,7 @@ Version: 7.0.2
 # - release can only be reset if all library versions get bumped simultaneously
 #   (eg for a major release)
 # - minor release numbers should be incremented monotonically
-Release: 20%{?dist}
+Release: 21%{?dist}
 Summary: Glasgow Haskell Compilation system
 # fedora ghc has only been bootstrapped on the following archs:
 ExclusiveArch: %{ix86} x86_64 ppc alpha sparcv9 ppc64 
@@ -224,18 +224,17 @@ EOF
 autoreconf
 %endif
 export CFLAGS="${CFLAGS:-%optflags}"
+# specify gcc to avoid problems when bootstrapping with ccache
 ./configure --prefix=%{_prefix} --exec-prefix=%{_exec_prefix} \
   --bindir=%{_bindir} --sbindir=%{_sbindir} --sysconfdir=%{_sysconfdir} \
   --datadir=%{_datadir} --includedir=%{_includedir} --libdir=%{_libdir} \
   --libexecdir=%{_libexecdir} --localstatedir=%{_localstatedir} \
   --sharedstatedir=%{_sharedstatedir} --mandir=%{_mandir} \
-%ifarch ppc64
-  --with-gcc=/usr/bin/gcc
-%endif
+  --with-gcc=%{_bindir}/gcc \
   %{!?ghc_without_shared:--enable-shared}
 
 # >4 cpus tends to break build
-[ -z "$RPM_BUILD_NCPUS" ] && RPM_BUILD_NCPUS=$(/usr/bin/getconf _NPROCESSORS_ONLN)
+[ -z "$RPM_BUILD_NCPUS" ] && RPM_BUILD_NCPUS=$(%{_bindir}/getconf _NPROCESSORS_ONLN)
 [ "$RPM_BUILD_NCPUS" -gt 4 ] && RPM_BUILD_NCPUS=4
 make -j$RPM_BUILD_NCPUS
 
@@ -342,10 +341,6 @@ if [ "$1" = 0 ]; then
   update-alternatives --remove hsc2hs     %{_bindir}/hsc2hs-ghc
 fi
 
-%posttrans
-# (posttrans to make sure any old libs and docs have been removed first)
-%ghc_pkg_recache
-
 %files
 %defattr(-,root,root,-)
 %doc ANNOUNCE HACKING LICENSE README
@@ -406,6 +401,11 @@ fi
 %endif
 
 %changelog
+* Wed May 11 2011 Jens Petersen <petersen@redhat.com> - 7.0.2-21
+- configure with /usr/bin/gcc to help bootstrapping to new archs
+  (otherwise ccache tends to get hardcoded as gcc, which not in koji)
+- posttrans scriplet for ghc_pkg_recache is redundant
+
 * Mon May  9 2011 Jens Petersen <petersen@redhat.com> - 7.0.2-20
 - make devel and prof meta packages require libs with release
 - make ghc-*-devel subpackages require ghc with release