X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/bd7221ae5450e14e9641e01e0c2890a8f018ddb4..bb6e77562e2f4eaec44ae952c590a27ae37c736c:/IkiWiki/Plugin/darcs.pm

diff --git a/IkiWiki/Plugin/darcs.pm b/IkiWiki/Plugin/darcs.pm
index 0f63b8807..1313041e7 100644
--- a/IkiWiki/Plugin/darcs.pm
+++ b/IkiWiki/Plugin/darcs.pm
@@ -373,11 +373,14 @@ sub rcs_recentchanges ($) {
 	return @ret;
 }
 
-sub rcs_diff ($) {
+sub rcs_diff ($;$) {
 	my $rev=shift;
+	my $maxlines=shift;
 	my @lines;
-	foreach my $line (silentsystem("darcs", "diff", "--match", "hash ".$rev)) {
+	my $repodir=$config{srcdir};
+	foreach my $line (`darcs diff --repodir  $repodir --match 'hash $rev'`) {
 		if (@lines || $line=~/^diff/) {
+			last if defined $maxlines && @lines == $maxlines;
 			push @lines, $line."\n";
 		}
 	}