confsubst.in: Allow empty right-hand side in substitutions.

[cfd] / maninst

diff --git a/maninst b/maninst
index 8ef9dc0..cb238c5 100755 (executable)
--- a/maninst
+++ b/maninst
@@ -39,12 +39,14 @@ for i; do
   for l in `sed 's:^\.\\\"  *@::p; d' "$srcdir/$i"`; do
     case $op in
       install)
-        echo -n "."
-       echo ".so man$sec/$base$ext" >"$mandir/man$sec/$l.$sec$ext"
-       chmod $mode "$mandir/man$sec/$l.$sec$ext"
+       if [ "$l.$sec" != "$base" ]; then
+         echo -n "."
+         echo ".so man$sec/$base$ext" >"$mandir/man$sec/$l.$sec$ext"
+         chmod $mode "$mandir/man$sec/$l.$sec$ext"
+       fi
        ;;
       uninstall)
-        rm -f "$mandir/man$sec/$l.$sec$ext"
+       rm -f "$mandir/man$sec/$l.$sec$ext"
        ;;
     esac
   done