X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/3ebab88c40bfdddeea16756542ec579daf1f1b5a..de2e3faecec576c00b028088a47f04b70d75f6f7:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 9e2eb0b1a..7afd57993 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -5,6 +5,7 @@ package IkiWiki;
 use warnings;
 use strict;
 use Encode;
+use Fcntl q{:flock};
 use URI::Escape q{uri_escape_utf8};
 use POSIX ();
 use Storable;
@@ -274,7 +275,7 @@ sub getsetup () {
 	html5 => {
 		type => "boolean",
 		default => 0,
-		description => "generate HTML5?",
+		description => "use elements new in HTML5 like <section>?",
 		advanced => 0,
 		safe => 1,
 		rebuild => 1,
@@ -357,11 +358,20 @@ sub getsetup () {
 		safe => 0, # paranoia
 		rebuild => 0,
 	},
+	libdirs => {
+		type => "string",
+		default => [],
+		example => ["$ENV{HOME}/.local/share/ikiwiki"],
+		description => "extra library and plugin directories",
+		advanced => 1,
+		safe => 0, # directory
+		rebuild => 0,
+	},
 	libdir => {
 		type => "string",
 		default => "",
 		example => "$ENV{HOME}/.ikiwiki/",
-		description => "extra library and plugin directorys. Can be either a string (for backward compatibility) or a list of strings.",
+		description => "extra library and plugin directory (searched after libdirs)",
 		advanced => 1,
 		safe => 0, # directory
 		rebuild => 0,
@@ -549,20 +559,24 @@ sub getsetup () {
 		safe => 0,
 		rebuild => 0,
 	},
+	responsive_layout => {
+		type => "boolean",
+		default => 1,
+		description => "theme has a responsive layout? (mobile-optimized)",
+		safe => 1,
+		rebuild => 1,
+	},
 }
 
 sub getlibdirs () {
-	my $libdirs;
-	if (! ref $config{libdir}) {
-		if (length $config{libdir}) {
-			$libdirs = [$config{libdir}];
-		} else {
-			$libdirs = [];
-		}
-	} else {
-		$libdirs = $config{libdir};
+	my @libdirs;
+	if ($config{libdirs}) {
+		@libdirs = @{$config{libdirs}};
 	}
-	return @{$libdirs};
+	if (length $config{libdir}) {
+		push @libdirs, $config{libdir};
+	}
+	return @libdirs;
 }
 
 sub defaultconfig () {
@@ -725,10 +739,8 @@ sub listplugins () {
 }
 
 sub loadplugins () {
-	if (defined $config{libdir} && length $config{libdir}) {
-		foreach my $dir (getlibdirs()) {
-			unshift @INC, possibly_foolish_untaint($dir);
-		}
+	foreach my $dir (getlibdirs()) {
+		unshift @INC, possibly_foolish_untaint($dir);
 	}
 
 	foreach my $plugin (@{$config{default_plugins}}, @{$config{add_plugins}}) {
@@ -762,7 +774,7 @@ sub loadplugin ($;$) {
 	return if ! $force && grep { $_ eq $plugin} @{$config{disable_plugins}};
 
 	foreach my $possiblytainteddir (getlibdirs(), "$installdir/lib/ikiwiki") {
-		my $dir = defined $possiblytainteddir ? possibly_foolish_untaint($possiblytainteddir) : undef;
+		my $dir = possibly_foolish_untaint($possiblytainteddir);
 		if (defined $dir && -x "$dir/plugins/$plugin") {
 			eval { require IkiWiki::Plugin::external };
 			if ($@) {
@@ -1822,8 +1834,11 @@ sub lockwiki () {
 	}
 	open($wikilock, '>', "$config{wikistatedir}/lockfile") ||
 		error ("cannot write to $config{wikistatedir}/lockfile: $!");
-	if (! flock($wikilock, 2)) { # LOCK_EX
-		error("failed to get lock");
+	if (! flock($wikilock, LOCK_EX | LOCK_NB)) {
+		debug("failed to get lock; waiting...");
+		if (! flock($wikilock, LOCK_EX)) {
+			error("failed to get lock");
+		}
 	}
 	return 1;
 }