Be less restrictive and allow also `perl util/perlpath.pl /path/to/bin/perl'

in addition to `perl util/perlpath.pl /path/to/bin', because this way one can
also use an interpreter named `perl5' (which is usually the name of Perl 5.xxx
on platforms where an Perl 4.x is still installed as `perl').

Submitted by: Matthias Loepfe <Matthias.Loepfe@adnovum.ch>
Reviewed by: Ralf S. Engelschall

CHANGES

@@ -5,6 +5,13 @@
 
  Changes between 0.9.1c and 0.9.2
 
+  *) Be less restrictive and allow also `perl util/perlpath.pl
+     /path/to/bin/perl' in addition to `perl util/perlpath.pl /path/to/bin',
+     because this way one can also use an interpreter named `perl5' (which is
+     usually the name of Perl 5.xxx on platforms where an Perl 4.x is still
+     installed as `perl').
+     [Matthias Loepfe <Matthias.Loepfe@adnovum.ch>]
+
   *) Let util/clean-depend.pl work also with older Perl 5.00x versions.
      [Matthias Loepfe <Matthias.Loepfe@adnovum.ch>]
 

util/perlpath.pl

@@ -17,7 +17,12 @@ sub wanted
 	@a=<IN>;
 	close(IN);
 
-	$a[0]="#!$ARGV[0]/perl\n";
+	if (-d $ARGV[0]) {
+		$a[0]="#!$ARGV[0]/perl\n";
+	}
+	else {
+		$a[0]="#!$ARGV[0]\n";
+	}
 
 	# Playing it safe...
 	$new="$_.new";