X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/8c55424b11edbe1fd3e6ff1e20ec85c1f3c6e593..e529c561f548fa2d277b8cb7c123c3a46a0427a4:/IkiWiki/Plugin/cvs.pm

diff --git a/IkiWiki/Plugin/cvs.pm b/IkiWiki/Plugin/cvs.pm
index 2c2445f39..f6db8bc98 100644
--- a/IkiWiki/Plugin/cvs.pm
+++ b/IkiWiki/Plugin/cvs.pm
@@ -1,11 +1,42 @@
-#!/usr/pkg/bin/perl
+#!/usr/bin/perl
 package IkiWiki::Plugin::cvs;
 
+# Copyright (c) 2009 Amitai Schlair
+# All rights reserved.
+#
+# This code is derived from software contributed to ikiwiki
+# by Amitai Schlair.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY IKIWIKI AND CONTRIBUTORS ``AS IS''
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION
+# OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+
 use warnings;
 use strict;
 use IkiWiki;
 
+use File::chdir;
+
 sub import {
+	hook(type => "genwrapper", id => "cvs", call => \&genwrapper);
 	hook(type => "checkconfig", id => "cvs", call => \&checkconfig);
 	hook(type => "getsetup", id => "cvs", call => \&getsetup);
 	hook(type => "rcs", id => "rcs_update", call => \&rcs_update);
@@ -20,6 +51,17 @@ sub import {
 	hook(type => "rcs", id => "rcs_getctime", call => \&rcs_getctime);
 }
 
+sub genwrapper () {
+	return <<EOF;
+	{
+		int j;
+		for (j = 1; j < argc; j++)
+			if (strstr(argv[j], "New directory") != NULL)
+				exit(0);
+	}
+EOF
+}
+
 sub checkconfig () {
 	if (! defined $config{cvspath}) {
 		$config{cvspath}="ikiwiki";
@@ -92,7 +134,7 @@ sub cvs_info ($$) {
 	my $field=shift;
 	my $file=shift;
 
-	chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+	local $CWD = $config{srcdir};
 
 	my $info=`cvs status $file`;
 	my ($ret)=$info=~/^\s*$field:\s*(\S+)/m;
@@ -103,7 +145,7 @@ sub cvs_runcvs(@) {
 	my @cmd = @_;
 	unshift @cmd, 'cvs', '-Q';
 
-	chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+	local $CWD = $config{srcdir};
 
 	open(my $savedout, ">&STDOUT");
 	open(STDOUT, ">", "/dev/null");
@@ -251,7 +293,7 @@ sub rcs_rename ($$) {
 
 	return unless cvs_is_controlling;
 
-	chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+	local $CWD = $config{srcdir};
 
 	if (system("mv", "$src", "$dest") != 0) {
 		warn("filesystem rename failed\n");
@@ -270,7 +312,7 @@ sub rcs_recentchanges($) {
 	eval q{use Date::Parse};
 	error($@) if $@;
 
-	chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+	local $CWD = $config{srcdir};
 
 	# There's no cvsps option to get the last N changesets.
 	# Write full output to a temp file and read backwards.
@@ -280,11 +322,12 @@ sub rcs_recentchanges($) {
 	eval q{use File::ReadBackwards};
 	error($@) if $@;
 
-	my (undef, $tmpfile) = tempfile(OPEN=>0);
+	my ($tmphandle, $tmpfile) = tempfile();
 	system("env TZ=UTC cvsps -q --cvs-direct -z 30 -x >$tmpfile");
 	if ($? == -1) {
 		error "couldn't run cvsps: $!\n";
-	} elsif (($? >> 8) != 0) {
+	}
+	elsif (($? >> 8) != 0) {
 		error "cvsps exited " . ($? >> 8) . ": $!\n";
 	}
 
@@ -394,7 +437,7 @@ sub rcs_recentchanges($) {
 sub rcs_diff ($) {
 	my $rev=IkiWiki::possibly_foolish_untaint(int(shift));
 
-	chdir $config{srcdir} || error("Cannot chdir to $config{srcdir}: $!");
+	local $CWD = $config{srcdir};
 
 	# diff output is unavoidably preceded by the cvsps PatchSet entry
 	my @cvsps = `env TZ=UTC cvsps -q --cvs-direct -z 30 -g -s $rev`;