From eb0876b22f1ea035959416cb1780236df011222a Mon Sep 17 00:00:00 2001
From: Christopher Faylor <me@cgf.cx>
Date: Mon, 21 Jan 2013 03:55:55 +0000
Subject: [PATCH] * update-copyright: Silently skip nonexistent files.  Display
 filename on update.  Don't update non-Red Hat copyrights.

---
 winsup/cygwin/ChangeLog        |  5 +++++
 winsup/cygwin/update-copyright | 25 +++++++++++++++++--------
 2 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index e61c45108..5ababd9bc 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2013-01-20  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* update-copyright: Silently skip nonexistent files.  Display filename
+	on update.  Don't update non-Red Hat copyrights.
+
 2013-01-20  Christopher Faylor  <me.cygwin2013@cgf.cx>
 
 	* update-copyright: Update standard copyright information based on cvs
diff --git a/winsup/cygwin/update-copyright b/winsup/cygwin/update-copyright
index 1ea2a5376..47ab14f32 100755
--- a/winsup/cygwin/update-copyright
+++ b/winsup/cygwin/update-copyright
@@ -21,7 +21,8 @@ while (<$cvs>) {
     } elsif (/^date: (\d+)/o) {
 	$files{$file}{$1} = 1;
     } elsif (/^=+$/o) {
-	update_maybe($file, %{delete $files{$file}});
+	my $rec = delete $files{$file};
+	update_maybe($file, %{$rec}) if -e $file;
     }
 }
 close $cvs;
@@ -29,8 +30,9 @@ close $cvs;
 exit 0;
 
 sub addwrap($$) {
-    my $copyright = shift;
     my $indent = shift;
+    my $copyright = shift;
+    $copyright =~ s/Red Hat\n/Red Hat, Inc.\n/so;
     return $copyright if length($copyright) <= 80;
     my @lines;
     while (length($copyright) > 80) {
@@ -39,7 +41,7 @@ sub addwrap($$) {
 	substr($copyright, 0, $i + 1) = $indent;
     }
     push @lines, $copyright unless $copyright =~ /^\s*$/o;
-    return @lines;
+    return join('', @lines);
 }
 
 sub update_maybe($%) {
@@ -48,26 +50,33 @@ sub update_maybe($%) {
     my %dates = @_;
     my @file = ();
     my $copyright = '';
-    my $modified = 1;
+    my $modified = 0;
     while (<>) {
 	if ($copyright) {
 	    push @file, $_;
 	} elsif (/^\s*Copyright/o) {
 	    $copyright = $_;
 	    $copyright .= scalar <> while $copyright =~ /,\s*$/o;
+	    if ($copyright !~ /Red Hat, Inc\.\n/o) {
+		push @file, $copyright;
+		next;
+	    }
 	    for my $date ($copyright =~ /(\d+)/g) {
 		$dates{$date} = 1;
 	    }
 	    my $indent = ($copyright =~ /\A(\s*)/o)[0];
-	    $copyright = $indent . 'Copyright ' .
-			(join ', ', sort {$a <=> $b} sort keys %dates) .
-			" Red Hat\n";
-	    push @file, addwrap($copyright, $indent);
+	    my $newcopyright = addwrap $indent,
+				       $indent . 'Copyright ' .
+				       (join ', ', sort {$a <=> $b} sort keys %dates) .
+				       " Red Hat, Inc.\n";
+	    push @file, $newcopyright;
+	    $modified = $newcopyright ne $copyright;
 	} else {
 	    push @file, $_;
 	}
     }
     if ($modified) {
+	print "updating $f\n";
 	my $fcopy = "$f.copyright";
 	rename $f, $fcopy or die "$0: couldn't rename $f -> $fcopy - $!\n";
 	my $st = stat($fcopy);