Item13897: Debug printing added.

core/lib/Foswiki/Aux/Dependencies.pm

@@ -111,6 +111,7 @@ use File::Spec ();
 use File::Path qw(make_path);
 
 our ( $rootDir, @messages, $OK );
+my $DEBUG = $ENV{FOSWIKI_ASSERTS};
 
 sub import {
     my $target = shift;
@@ -187,6 +188,11 @@ sub _msg {
     push @messages, @_;
 }
 
+sub _dbg {
+    return unless $DEBUG;
+    print STDERR @_;
+}
+
 sub _say {
     my $profile = shift;
     if ( $profile->{verbose} ) {
@@ -754,6 +760,8 @@ sub installDependencies {
         my $optional    = ( $depEntry->{fromExt} && $extOptional )
           || $depEntry->{description} !~ /^required/i;
 
+        _dbg("Checking for $depEntry->{module} from $depEntry->{source}\n");
+
         # NOTE Only dependencies of the core or those defined by depFileList
         # profile key are considered really required. If a dependency was picked
         # from an extension then it could ignored if failed verification.