-<pre>
-Index: IkiWiki/Render.pm
-===================================================================
---- IkiWiki/Render.pm (revision 2700)
-+++ IkiWiki/Render.pm (working copy)
-@@ -32,8 +32,8 @@
- my @links;
- return unless $backlinks{$page};
- foreach my $p (keys %{$backlinks{$page}}) {
-- my $href=abs2rel(htmlpage($p), dirname($page));
--
-+ my $href=urlto($p, $page);
-+
- # Trim common dir prefixes from both pages.
- my $p_trimmed=$p;
- my $page_trimmed=$page;
-@@ -55,18 +55,14 @@
- my @ret;
- my $pagelink="";
- my $path="";
-- my $skip=1;
-+ my $title=$config{wikiname};
-+
- return if $page eq 'index'; # toplevel
-- foreach my $dir (reverse split("/", $page)) {
-- if (! $skip) {
-- $path.="../";
-- unshift @ret, { url => $path.htmlpage($dir), page => pagetitle($dir) };
-- }
-- else {
-- $skip=0;
-- }
-+ foreach my $dir (split("/", $page)) {
-+ push @ret, { url => urlto($path, $page), page => $title };
-+ $path.="/".$dir;
-+ $title=pagetitle($dir);
- }
-- unshift @ret, { url => length $path ? $path : ".", page => $config{wikiname} };
- return @ret;
- } #}}}
-
-Index: IkiWiki/Plugin/inline.pm
-===================================================================
---- IkiWiki/Plugin/inline.pm (revision 2700)
-+++ IkiWiki/Plugin/inline.pm (working copy)
-@@ -110,8 +110,8 @@
-
- add_depends($params{page}, $params{pages});
-
-- my $rssurl=rsspage(basename($params{page}));
-- my $atomurl=atompage(basename($params{page}));
-+ my $rssurl=basename(rsspage($params{page}));
-+ my $atomurl=basename(atompage($params{page}));
- my $ret="";
-
- if (exists $params{rootpage} && $config{cgiurl}) {
-@@ -151,8 +151,7 @@
- # title is separate and can be overridden by
- # other plugins.
- my $link=bestlink($params{page}, $page);
-- $link=htmlpage($link) if defined $type;
-- $link=abs2rel($link, dirname($params{destpage}));
-+ $link=urlto($link, $params{destpage});
- $template->param(pageurl => $link);
- $template->param(title => pagetitle(basename($page)));
- $template->param(ctime => displaytime($pagectime{$page}));
-@@ -205,15 +204,17 @@
- }
-
- if ($rss) {
-- will_render($params{page}, rsspage($params{page}));
-- writefile(rsspage($params{page}), $config{destdir},
-+ my $rssp=rsspage($params{page});
-+ will_render($params{page}, $rssp);
-+ writefile($rssp, $config{destdir},
- genfeed("rss", $rssurl, $desc, $params{page}, @list));
- $toping{$params{page}}=1 unless $config{rebuild};
- $feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/rss+xml" title="RSS" href="$rssurl" />};
- }
- if ($atom) {
-- will_render($params{page}, atompage($params{page}));
-- writefile(atompage($params{page}), $config{destdir},
-+ my $atomp=atompage($params{page});
-+ will_render($params{page}, $atomp);
-+ writefile($atomp, $config{destdir},
- genfeed("atom", $atomurl, $desc, $params{page}, @list));
- $toping{$params{page}}=1 unless $config{rebuild};
- $feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/atom+xml" title="Atom" href="$atomurl" />};
-@@ -288,16 +289,25 @@
- return $content;
- } #}}}
-
-+sub basepage ($) { #{{{
-+ my $page=shift;
-+
-+ $page=htmlpage($page);
-+ $page =~ s/\.html$//;
-+
-+ return $page;
-+} #}}}
-+
- sub rsspage ($) { #{{{
- my $page=shift;
-
-- return $page.".rss";
-+ return basepage($page).".rss";
- } #}}}
-
- sub atompage ($) { #{{{
- my $page=shift;
-
-- return $page.".atom";
-+ return basepage($page).".atom";
- } #}}}
-
- sub genfeed ($$$$@) { #{{{
-Index: ikiwiki.in
-===================================================================
---- ikiwiki.in (revision 2700)
-+++ ikiwiki.in (working copy)
-@@ -46,6 +46,7 @@
- "sslcookie!" => \$config{sslcookie},
- "httpauth!" => \$config{httpauth},
- "userdir=s" => \$config{userdir},
-+ "usedirs!" => \$config{usedirs},
- "exclude=s@" => sub {
- push @{$config{wiki_file_prune_regexps}}, $_[1];
- },
-Index: doc/usage.mdwn
-===================================================================
---- doc/usage.mdwn (revision 2700)
-+++ doc/usage.mdwn (working copy)
-@@ -244,6 +244,10 @@
-
- Log to syslog(3).
-
-+* --usedirs
-+
-+ Create output files named page/index.html instead of page.html.
-+
- * --w3mmode, --no-w3mmode
-
- Enable [[w3mmode]], which allows w3m to use ikiwiki as a local CGI script,
-Index: doc/plugins/write.mdwn
-===================================================================
---- doc/plugins/write.mdwn (revision 2700)
-+++ doc/plugins/write.mdwn (working copy)
-@@ -412,6 +412,10 @@
-
- This is the standard gettext function, although slightly optimised.
-
-+#### `urlto($$)`
-+
-+Construct a relative url to the first parameter from the second.
-+
- ## RCS plugins
-
- ikiwiki's support for revision control systems also uses pluggable perl
-Index: doc/ikiwiki.setup
-===================================================================
---- doc/ikiwiki.setup (revision 2700)
-+++ doc/ikiwiki.setup (working copy)
-@@ -94,6 +94,8 @@
- syslog => 0,
- # To link to user pages in a subdirectory of the wiki.
- #userdir => "users",
-+ # To enable alternate output filenames.
-+ #usedirs => 1,
-
- # To add plugins, list them here.
- #add_plugins => [qw{goodstuff openid search wikitext camelcase
-Index: IkiWiki.pm
-===================================================================
---- IkiWiki.pm (revision 2700)
-+++ IkiWiki.pm (working copy)
-@@ -14,7 +14,7 @@
- use Exporter q{import};
- our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match
- bestlink htmllink readfile writefile pagetype srcfile pagename
-- displaytime will_render gettext
-+ displaytime will_render gettext urlto
- %config %links %renderedfiles %pagesources);
- our $VERSION = 1.02; # plugin interface version, next is ikiwiki version
- our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE
-@@ -72,6 +72,7 @@
- sslcookie => 0,
- httpauth => 0,
- userdir => "",
-+ usedirs => 0
- } #}}}
-
- sub checkconfig () { #{{{
-@@ -226,7 +227,11 @@
- sub htmlpage ($) { #{{{
- my $page=shift;
-
-- return $page.".html";
-+ if (! $config{usedirs} || $page =~ /^index$/ || $page =~ /\/index$/) {
-+ return $page.".html";
-+ } else {
-+ return $page."/index.html";
-+ }
- } #}}}
-
- sub srcfile ($) { #{{{
-@@ -390,6 +395,7 @@
-
- return "$config{url}/" if ! defined $page;
-
-+ $page=htmlpage($page);
- $page=~s/[^\/]+$//;
- $page=~s/[^\/]+\//..\//g;
- return $page;
-@@ -419,6 +425,29 @@
- $config{timeformat}, localtime($time)));
- } #}}}
-
-+sub beautify_url ($) { #{{{
-+ my $url=shift;
-+
-+ $url =~ s!/index.html$!/!;
-+ $url =~ s!^$!./!; # Browsers don't like empty links...
-+
-+ return $url;
-+} #}}}
-+
-+sub urlto ($$) { #{{{
-+ my $to=shift;
-+ my $from=shift;
-+
-+ if (length $to &&
-+ ! grep { $_ eq $to } map { @{$_} } values %renderedfiles) {
-+ $to=htmlpage($to);
-+ }
-+
-+ my $link = abs2rel($to, dirname(htmlpage($from)));
-+
-+ return beautify_url($link);
-+} #}}}
-+
- sub htmllink ($$$;@) { #{{{
- my $lpage=shift; # the page doing the linking
- my $page=shift; # the page that will contain the link (different for inline)
-@@ -454,7 +483,8 @@
- "\">?</a>$linktext</span>"
- }
-
-- $bestlink=abs2rel($bestlink, dirname($page));
-+ $bestlink=abs2rel($bestlink, dirname(htmlpage($page)));
-+ $bestlink=beautify_url($bestlink);
-
- if (! $opts{noimageinline} && isinlinableimage($bestlink)) {
- return "<img src=\"$bestlink\" alt=\"$linktext\" />";
-</pre>