Support building extensions in cpan/ as well as ext/

diff --git a/make_ext.pl b/make_ext.pl
index 61945c4..0e0bc9b 100644 (file)
--- a/make_ext.pl
+++ b/make_ext.pl
@@ -19,6 +19,8 @@ my @toolchain = qw(ext/constant/lib ext/Cwd ext/Cwd/lib ext/ExtUtils-Command/lib
                   ext/ExtUtils-Manifest/lib ext/Text-ParseWords/lib
        ext/File-Path/lib ext/AutoLoader/lib);
 
+my @ext_dirs = qw(ext cpan);
+
 # This script acts as a simple interface for building extensions.
 
 # It's actually a cut and shut of the Unix version ext/utils/makeext and the
@@ -232,7 +234,16 @@ foreach my $spec (@extspec)  {
        # New style ext/Data-Dumper/
        my $copy = $spec;
        $copy =~ tr!/!-!;
-       $ext_pathname = "ext/$copy";
+       foreach my $dir (@ext_dirs) {
+           if (-d "$dir/$copy") {
+               $ext_pathname = "$dir/$copy";
+               last;
+           }
+       }
+       if (!defined $ext_pathname) {
+           warn "Can't find extension $spec in any of @ext_dirs";
+           next;
+       }
     }
 
     if ($Config{osname} eq 'catamount') {