Allow for noarch packages.

---
 configure.in |    3 +++
 gap.shi      |    2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

Index: gap4r8/configure.in
===================================================================
--- gap4r8.orig/configure.in
+++ gap4r8/configure.in
@@ -169,6 +169,9 @@ AC_SUBST(MAKE_GMP)
 AC_SUBST(USE_GMP)
 AC_SUBST(GMP_VER)
 
+pkgdatadir="$datadir/$PACKAGE_NAME"
+AC_SUBST([pkgdatadir])
+
 mkdir -p bin
 AC_CONFIG_FILES([Makefile-${CONFIGNAME}:Makefile.in
                  sysinfo.gap-${CONFIGNAME}:sysinfo.in
Index: gap4r8/gap.shi
===================================================================
--- gap4r8.orig/gap.shi
+++ gap4r8/gap.shi
@@ -61,4 +61,4 @@ fi
 ##
 ##  You  probably should  not change  this line,  which  finally starts  GAP.
 ##
-exec "$GAP_DIR/bin/$GAP_PRG" $GAP_MEM -l "$GAP_DIR" "$@"
+exec "$GAP_DIR/bin/$GAP_PRG" $GAP_MEM -l "$GAP_DIR;@datadir@/gap" "$@"