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gitweb: simplify git_get_hash_by_path

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Simplify git_get_hash_by_path by using git-ls-tree to do path
limiting, instead of finding correct ttree and parsing unconstrained
git-ls-tree output.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Jakub Narebski 2006-07-29 22:55:01 +02:00 committed by Junio C Hamano
parent b9182987a8
commit dda754f7d4
1 changed files with 9 additions and 23 deletions
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32
gitweb/gitweb.cgi
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@ -1525,29 +1525,15 @@ sub git_get_hash_by_path {
my $path = shift || return undef;
my $tree = $base;
my @parts = split '/', $path;
while (my $part = shift @parts) {
open my $fd, "-|", $GIT, "ls-tree", $tree or die_error(undef, "Open git-ls-tree failed.");
my (@entries) = map { chomp; $_ } <$fd>;
close $fd or return undef;
foreach my $line (@entries) {
#'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
$line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/;
my $t_mode = $1;
my $t_type = $2;
my $t_hash = $3;
my $t_name = validate_input(unquote($4));
if ($t_name eq $part) {
if (!(@parts)) {
return $t_hash;
}
if ($t_type eq "tree") {
$tree = $t_hash;
}
last;
}
}
}
open my $fd, "-|", $GIT, "ls-tree", $base, "--", $path
or die_error(undef, "Open git-ls-tree failed.");
my $line = <$fd>;
close $fd or return undef;
#'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
$line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/;
return $3;
}
sub mimetype_guess_file {