diff options
| -rwxr-xr-x | gitweb/gitweb.perl | 323 |
1 files changed, 175 insertions, 148 deletions
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl index 597d29f22f..44991b1538 100755 --- a/gitweb/gitweb.perl +++ b/gitweb/gitweb.perl @@ -106,7 +106,7 @@ our %feature = ( sub gitweb_check_feature { my ($name) = @_; - return undef unless exists $feature{$name}; + return unless exists $feature{$name}; my ($sub, $override, @defaults) = ( $feature{$name}{'sub'}, $feature{$name}{'override'}, @@ -155,6 +155,13 @@ sub feature_snapshot { return ($ctype, $suffix, $command); } +sub gitweb_have_snapshot { + my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot'); + my $have_snapshot = (defined $ctype && defined $suffix); + + return $have_snapshot; +} + # To enable system wide have in $GITWEB_CONFIG # $feature{'pickaxe'}{'default'} = [1]; # To have project specific config enable override in $GITWEB_CONFIG @@ -200,9 +207,10 @@ if (defined $action) { } } +# parameters which are pathnames our $project = $cgi->param('p'); if (defined $project) { - if (!validate_input($project) || + if (!validate_pathname($project) || !(-d "$projectroot/$project") || !(-e "$projectroot/$project/HEAD") || ($export_ok && !(-e "$projectroot/$project/$export_ok")) || @@ -212,38 +220,50 @@ if (defined $project) { } } -# We have to handle those containing any characters: our $file_name = $cgi->param('f'); +if (defined $file_name) { + if (!validate_pathname($file_name)) { + die_error(undef, "Invalid file parameter"); + } +} + our $file_parent = $cgi->param('fp'); +if (defined $file_parent) { + if (!validate_pathname($file_parent)) { + die_error(undef, "Invalid file parent parameter"); + } +} +# parameters which are refnames our $hash = $cgi->param('h'); if (defined $hash) { - if (!validate_input($hash)) { + if (!validate_refname($hash)) { die_error(undef, "Invalid hash parameter"); } } our $hash_parent = $cgi->param('hp'); if (defined $hash_parent) { - if (!validate_input($hash_parent)) { + if (!validate_refname($hash_parent)) { die_error(undef, "Invalid hash parent parameter"); } } our $hash_base = $cgi->param('hb'); if (defined $hash_base) { - if (!validate_input($hash_base)) { + if (!validate_refname($hash_base)) { die_error(undef, "Invalid hash base parameter"); } } our $hash_parent_base = $cgi->param('hpb'); if (defined $hash_parent_base) { - if (!validate_input($hash_parent_base)) { + if (!validate_refname($hash_parent_base)) { die_error(undef, "Invalid hash parent base parameter"); } } +# other parameters our $page = $cgi->param('pg'); if (defined $page) { if ($page =~ m/[^0-9]/) { @@ -273,7 +293,7 @@ sub evaluate_path_info { $project =~ s,/*[^/]*$,,; } # validate project - $project = validate_input($project); + $project = validate_pathname($project); if (!$project || ($export_ok && !-e "$projectroot/$project/$export_ok") || ($strict_export && !project_in_list($project))) { @@ -294,12 +314,12 @@ sub evaluate_path_info { } else { $action ||= "blob_plain"; } - $hash_base ||= validate_input($refname); - $file_name ||= $pathname; + $hash_base ||= validate_refname($refname); + $file_name ||= validate_pathname($pathname); } elsif (defined $refname) { # we got "project.git/branch" $action ||= "shortlog"; - $hash ||= validate_input($refname); + $hash ||= validate_refname($refname); } } evaluate_path_info(); @@ -387,16 +407,34 @@ sub href(%) { ## ====================================================================== ## validation, quoting/unquoting and escaping -sub validate_input { - my $input = shift; +sub validate_pathname { + my $input = shift || return undef; - if ($input =~ m/^[0-9a-fA-F]{40}$/) { - return $input; + # no '.' or '..' as elements of path, i.e. no '.' nor '..' + # at the beginning, at the end, and between slashes. + # also this catches doubled slashes + if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) { + return undef; } - if ($input =~ m/(^|\/)(|\.|\.\.)($|\/)/) { + # no null characters + if ($input =~ m!\0!) { return undef; } - if ($input =~ m/[^a-zA-Z0-9_\x80-\xff\ \t\.\/\-\+\#\~\%]/) { + return $input; +} + +sub validate_refname { + my $input = shift || return undef; + + # textual hashes are O.K. + if ($input =~ m/^[0-9a-fA-F]{40}$/) { + return $input; + } + # it must be correct pathname + $input = validate_pathname($input) + or return undef; + # restrictions on ref name according to git-check-ref-format + if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) { return undef; } return $input; @@ -412,6 +450,15 @@ sub esc_param { return $str; } +# quote unsafe chars in whole URL, so some charactrs cannot be quoted +sub esc_url { + my $str = shift; + $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg; + $str =~ s/\+/%2B/g; + $str =~ s/ /\+/g; + return $str; +} + # replace invalid utf8 character with SUBSTITUTION sequence sub esc_html { my $str = shift; @@ -710,7 +757,7 @@ sub git_get_hash_by_path { my $path = shift || return undef; my $type = shift; - my $tree = $base; + $path =~ s,/+$,,; open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path or die_error(undef, "Open git-ls-tree failed"); @@ -781,7 +828,7 @@ sub git_get_projects_list { # 'git%2Fgit.git Linus+Torvalds' # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' - open my ($fd), $projects_list or return undef; + open my ($fd), $projects_list or return; while (my $line = <$fd>) { chomp $line; my ($path, $owner) = split ' ', $line; @@ -1328,7 +1375,7 @@ EOF "<a href=\"http://www.kernel.org/pub/software/scm/git/docs/\" title=\"git documentation\">" . "<img src=\"$logo\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/>" . "</a>\n"; - print $cgi->a({-href => esc_param($home_link)}, $home_link_str) . " / "; + print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / "; if (defined $project) { print $cgi->a({-href => href(action=>"summary")}, esc_html($project)); if (defined $action) { @@ -1600,48 +1647,45 @@ sub git_print_tree_entry { my %base_key = (); $base_key{hash_base} = $hash_base if defined $hash_base; + # The format of a table row is: mode list link. Where mode is + # the mode of the entry, list is the name of the entry, an href, + # and link is the action links of the entry. + print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n"; if ($t->{'type'} eq "blob") { print "<td class=\"list\">" . - $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, - file_name=>"$basedir$t->{'name'}", %base_key), - -class => "list"}, esc_html($t->{'name'})) . - "</td>\n" . - "<td class=\"link\">" . - $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, - file_name=>"$basedir$t->{'name'}", %base_key)}, - "blob"); + $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, + file_name=>"$basedir$t->{'name'}", %base_key), + -class => "list"}, esc_html($t->{'name'})) . "</td>\n"; + print "<td class=\"link\">"; if ($have_blame) { - print " | " . - $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'}, - file_name=>"$basedir$t->{'name'}", %base_key)}, - "blame"); + print $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'}, + file_name=>"$basedir$t->{'name'}", %base_key)}, + "blame"); } if (defined $hash_base) { - print " | " . - $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, + if ($have_blame) { + print " | "; + } + print $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")}, "history"); } print " | " . - $cgi->a({-href => href(action=>"blob_plain", - hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")}, - "raw") . - "</td>\n"; + $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base, + file_name=>"$basedir$t->{'name'}")}, + "raw"); + print "</td>\n"; } elsif ($t->{'type'} eq "tree") { - print "<td class=\"list\">" . - $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, + print "<td class=\"list\">"; + print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}", %base_key)}, - esc_html($t->{'name'})) . - "</td>\n" . - "<td class=\"link\">" . - $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, - file_name=>"$basedir$t->{'name'}", %base_key)}, - "tree"); + esc_html($t->{'name'})); + print "</td>\n"; + print "<td class=\"link\">"; if (defined $hash_base) { - print " | " . - $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, + print $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, file_name=>"$basedir$t->{'name'}")}, "history"); } @@ -1662,7 +1706,7 @@ sub git_difftree_body { print "</div>\n"; print "<table class=\"diff_tree\">\n"; - my $alternate = 0; + my $alternate = 1; my $patchno = 0; foreach my $line (@{$difftree}) { my %diff = parse_difftree_raw_line($line); @@ -1695,47 +1739,42 @@ sub git_difftree_body { my $mode_chng = "<span class=\"file_status new\">[new $to_file_type"; $mode_chng .= " with mode: $to_mode_str" if $to_mode_str; $mode_chng .= "]</span>"; - print "<td>" . - $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'}, + print "<td>"; + print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'}, hash_base=>$hash, file_name=>$diff{'file'}), - -class => "list"}, esc_html($diff{'file'})) . - "</td>\n" . - "<td>$mode_chng</td>\n" . - "<td class=\"link\">" . - $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'}, - hash_base=>$hash, file_name=>$diff{'file'})}, - "blob"); + -class => "list"}, esc_html($diff{'file'})); + print "</td>\n"; + print "<td>$mode_chng</td>\n"; + print "<td class=\"link\">"; if ($action eq 'commitdiff') { # link to patch $patchno++; - print " | " . - $cgi->a({-href => "#patch$patchno"}, "patch"); + print $cgi->a({-href => "#patch$patchno"}, "patch"); } print "</td>\n"; } elsif ($diff{'status'} eq "D") { # deleted my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>"; - print "<td>" . - $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'}, + print "<td>"; + print $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'}, hash_base=>$parent, file_name=>$diff{'file'}), - -class => "list"}, esc_html($diff{'file'})) . - "</td>\n" . - "<td>$mode_chng</td>\n" . - "<td class=\"link\">" . - $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'}, - hash_base=>$parent, file_name=>$diff{'file'})}, - "blob") . - " | "; + -class => "list"}, esc_html($diff{'file'})); + print "</td>\n"; + print "<td>$mode_chng</td>\n"; + print "<td class=\"link\">"; if ($action eq 'commitdiff') { # link to patch $patchno++; - print " | " . - $cgi->a({-href => "#patch$patchno"}, "patch"); + print $cgi->a({-href => "#patch$patchno"}, "patch"); + print " | "; } + print $cgi->a({-href => href(action=>"blame", hash_base=>$parent, + file_name=>$diff{'file'})}, + "blame") . " | "; print $cgi->a({-href => href(action=>"history", hash_base=>$parent, - file_name=>$diff{'file'})}, - "history") . - "</td>\n"; + file_name=>$diff{'file'})}, + "history"); + print "</td>\n"; } elsif ($diff{'status'} eq "M" || $diff{'status'} eq "T") { # modified, or type changed my $mode_chnge = ""; @@ -1754,42 +1793,32 @@ sub git_difftree_body { $mode_chnge .= "]</span>\n"; } print "<td>"; - if ($diff{'to_id'} ne $diff{'from_id'}) { # modified - print $cgi->a({-href => href(action=>"blobdiff", - hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'}, - hash_base=>$hash, hash_parent_base=>$parent, - file_name=>$diff{'file'}), - -class => "list"}, esc_html($diff{'file'})); - } else { # only mode changed - print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'}, - hash_base=>$hash, file_name=>$diff{'file'}), - -class => "list"}, esc_html($diff{'file'})); - } - print "</td>\n" . - "<td>$mode_chnge</td>\n" . - "<td class=\"link\">" . - $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'}, - hash_base=>$hash, file_name=>$diff{'file'})}, - "blob"); + print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'}, + hash_base=>$hash, file_name=>$diff{'file'}), + -class => "list"}, esc_html($diff{'file'})); + print "</td>\n"; + print "<td>$mode_chnge</td>\n"; + print "<td class=\"link\">"; if ($diff{'to_id'} ne $diff{'from_id'}) { # modified if ($action eq 'commitdiff') { # link to patch $patchno++; - print " | " . - $cgi->a({-href => "#patch$patchno"}, "patch"); + print $cgi->a({-href => "#patch$patchno"}, "patch"); } else { - print " | " . - $cgi->a({-href => href(action=>"blobdiff", - hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'}, - hash_base=>$hash, hash_parent_base=>$parent, - file_name=>$diff{'file'})}, - "diff"); + print $cgi->a({-href => href(action=>"blobdiff", + hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'}, + hash_base=>$hash, hash_parent_base=>$parent, + file_name=>$diff{'file'})}, + "diff"); } + print " | "; } - print " | " . - $cgi->a({-href => href(action=>"history", - hash_base=>$hash, file_name=>$diff{'file'})}, - "history"); + print $cgi->a({-href => href(action=>"blame", hash_base=>$hash, + file_name=>$diff{'file'})}, + "blame") . " | "; + print $cgi->a({-href => href(action=>"history", hash_base=>$hash, + file_name=>$diff{'file'})}, + "history"); print "</td>\n"; } elsif ($diff{'status'} eq "R" || $diff{'status'} eq "C") { # renamed or copied @@ -1809,25 +1838,27 @@ sub git_difftree_body { hash=>$diff{'from_id'}, file_name=>$diff{'from_file'}), -class => "list"}, esc_html($diff{'from_file'})) . " with " . (int $diff{'similarity'}) . "% similarity$mode_chng]</span></td>\n" . - "<td class=\"link\">" . - $cgi->a({-href => href(action=>"blob", hash_base=>$hash, - hash=>$diff{'to_id'}, file_name=>$diff{'to_file'})}, - "blob"); + "<td class=\"link\">"; if ($diff{'to_id'} ne $diff{'from_id'}) { if ($action eq 'commitdiff') { # link to patch $patchno++; - print " | " . - $cgi->a({-href => "#patch$patchno"}, "patch"); + print $cgi->a({-href => "#patch$patchno"}, "patch"); } else { - print " | " . - $cgi->a({-href => href(action=>"blobdiff", - hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'}, - hash_base=>$hash, hash_parent_base=>$parent, - file_name=>$diff{'to_file'}, file_parent=>$diff{'from_file'})}, - "diff"); + print $cgi->a({-href => href(action=>"blobdiff", + hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'}, + hash_base=>$hash, hash_parent_base=>$parent, + file_name=>$diff{'to_file'}, file_parent=>$diff{'from_file'})}, + "diff"); } + print " | "; } + print $cgi->a({-href => href(action=>"blame", hash_base=>$parent, + file_name=>$diff{'from_file'})}, + "blame") . " | "; + print $cgi->a({-href => href(action=>"history", hash_base=>$parent, + file_name=>$diff{'from_file'})}, + "history"); print "</td>\n"; } # we should not encounter Unmerged (U) or Unknown (X) status @@ -1969,7 +2000,7 @@ sub git_shortlog_body { $to = $#{$revlist} if (!defined $to || $#{$revlist} < $to); print "<table class=\"shortlog\" cellspacing=\"0\">\n"; - my $alternate = 0; + my $alternate = 1; for (my $i = $from; $i <= $to; $i++) { my $commit = $revlist->[$i]; #my $ref = defined $refs ? format_ref_marker($refs, $commit) : ''; @@ -1989,9 +2020,9 @@ sub git_shortlog_body { href(action=>"commit", hash=>$commit), $ref); print "</td>\n" . "<td class=\"link\">" . - $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " . $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " . - $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree"); + $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") . " | " . + $cgi->a({-href => href(action=>"snapshot", hash=>$commit)}, "snapshot"); print "</td>\n" . "</tr>\n"; } @@ -2011,7 +2042,7 @@ sub git_history_body { $to = $#{$revlist} unless (defined $to && $to <= $#{$revlist}); print "<table class=\"history\" cellspacing=\"0\">\n"; - my $alternate = 0; + my $alternate = 1; for (my $i = $from; $i <= $to; $i++) { if ($revlist->[$i] !~ m/^([0-9a-fA-F]{40})/) { next; @@ -2040,9 +2071,8 @@ sub git_history_body { href(action=>"commit", hash=>$commit), $ref); print "</td>\n" . "<td class=\"link\">" . - $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " . - $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " . - $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype); + $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " . + $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff"); if ($ftype eq 'blob') { my $blob_current = git_get_hash_by_path($hash_base, $file_name); @@ -2075,7 +2105,7 @@ sub git_tags_body { $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to); print "<table class=\"tags\" cellspacing=\"0\">\n"; - my $alternate = 0; + my $alternate = 1; for (my $i = $from; $i <= $to; $i++) { my $entry = $taglist->[$i]; my %tag = %$entry; @@ -2135,7 +2165,7 @@ sub git_heads_body { $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to); print "<table class=\"heads\" cellspacing=\"0\">\n"; - my $alternate = 0; + my $alternate = 1; for (my $i = $from; $i <= $to; $i++) { my $entry = $headlist->[$i]; my %tag = %$entry; @@ -2251,7 +2281,7 @@ sub git_project_list { } print "<th></th>\n" . "</tr>\n"; - my $alternate = 0; + my $alternate = 1; foreach my $pr (@projects) { if ($alternate) { print "<tr class=\"dark\">\n"; @@ -2283,7 +2313,7 @@ sub git_project_index { print $cgi->header( -type => 'text/plain', -charset => 'utf-8', - -content_disposition => qq(inline; filename="index.aux")); + -content_disposition => 'inline; filename="index.aux"'); foreach my $pr (@projects) { if (!exists $pr->{'owner'}) { @@ -2629,7 +2659,7 @@ sub git_blob_plain { print $cgi->header( -type => "$type", -expires=>$expires, - -content_disposition => "inline; filename=\"$save_as\""); + -content_disposition => 'inline; filename="' . "$save_as" . '"'); undef $/; binmode STDOUT, ':raw'; print <$fd>; @@ -2713,17 +2743,16 @@ sub git_blob { } sub git_tree { - my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot'); - my $have_snapshot = (defined $ctype && defined $suffix); + my $have_snapshot = gitweb_have_snapshot(); + if (!defined $hash_base) { + $hash_base = "HEAD"; + } if (!defined $hash) { - $hash = git_get_head_hash($project); if (defined $file_name) { - my $base = $hash_base || $hash; - $hash = git_get_hash_by_path($base, $file_name, "tree"); - } - if (!defined $hash_base) { - $hash_base = $hash; + $hash = git_get_hash_by_path($hash_base, $file_name, "tree"); + } else { + $hash = $hash_base; } } $/ = "\0"; @@ -2769,7 +2798,7 @@ sub git_tree { git_print_page_path($file_name, 'tree', $hash_base); print "<div class=\"page_body\">\n"; print "<table cellspacing=\"0\">\n"; - my $alternate = 0; + my $alternate = 1; foreach my $line (@entries) { my %t = parse_ls_tree_line($line, -z => 1); @@ -2790,7 +2819,6 @@ sub git_tree { } sub git_snapshot { - my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot'); my $have_snapshot = (defined $ctype && defined $suffix); if (!$have_snapshot) { @@ -2803,10 +2831,11 @@ sub git_snapshot { my $filename = basename($project) . "-$hash.tar.$suffix"; - print $cgi->header(-type => 'application/x-tar', - -content_encoding => $ctype, - -content_disposition => "inline; filename=\"$filename\"", - -status => '200 OK'); + print $cgi->header( + -type => 'application/x-tar', + -content_encoding => $ctype, + -content_disposition => 'inline; filename="' . "$filename" . '"', + -status => '200 OK'); my $git_command = git_cmd_str(); open my $fd, "-|", "$git_command tar-tree $hash \'$project\' | $command" or @@ -2899,12 +2928,10 @@ sub git_commit { my $refs = git_get_references(); my $ref = format_ref_marker($refs, $co{'id'}); - my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot'); - my $have_snapshot = (defined $ctype && defined $suffix); + my $have_snapshot = gitweb_have_snapshot(); my @views_nav = (); if (defined $file_name && defined $co{'parent'}) { - my $parent = $co{'parent'}; push @views_nav, $cgi->a({-href => href(action=>"blame", hash_parent=>$parent, file_name=>$file_name)}, "blame"); @@ -3116,7 +3143,7 @@ sub git_blobdiff { -type => 'text/plain', -charset => 'utf-8', -expires => $expires, - -content_disposition => qq(inline; filename=") . quotemeta($file_name) . qq(.patch")); + -content_disposition => 'inline; filename="' . "$file_name" . '.patch"'); print "X-Git-Url: " . $cgi->self_url() . "\n\n"; @@ -3219,7 +3246,7 @@ sub git_commitdiff { -type => 'text/plain', -charset => 'utf-8', -expires => $expires, - -content_disposition => qq(inline; filename="$filename")); + -content_disposition => 'inline; filename="' . "$filename" . '"'); my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'}); print <<TEXT; From: $co{'author'} @@ -3364,7 +3391,7 @@ sub git_search { git_print_header_div('commit', esc_html($co{'title'}), $hash); print "<table cellspacing=\"0\">\n"; - my $alternate = 0; + my $alternate = 1; if ($commit_search) { $/ = "\0"; open my $fd, "-|", git_cmd(), "rev-list", "--header", "--parents", $hash or next; |