* lib/gen-classlist.sh.in: Skip 'sed' steps if no vm_omitlist

	found.

1 files changed, 4 insertions, 2 deletions

diff --git a/lib/gen-classlist.sh.in b/lib/gen-classlist.sh.in
index 159476907..fe5a5f882 100755
--- a/lib/gen-classlist.sh.in
+++ b/lib/gen-classlist.sh.in
@@ -119,8 +119,10 @@ for dir in $vm_dirlist; do
       vm_omitlist="$vm_omitlist $dir/$1.omit"
    fi
 done
-cat $vm_omitlist | sed "$sed_omit_hash" > tmp.awk
-cat $vm_omitlist | sed "$sed_omit_main_loop" >> tmp.awk
+if test -n "$vm_omitlist"; then
+   cat $vm_omitlist | sed "$sed_omit_hash" > tmp.awk
+   cat $vm_omitlist | sed "$sed_omit_main_loop" >> tmp.awk
+fi
 @AWK@ -f tmp.awk < vm.add >>${top_builddir}/lib/classes.1
 
 rm -f vm.omit vm.add tmp.omit tmp.awk