diff options
Diffstat (limited to 'gitweb.cgi')
| -rwxr-xr-x | gitweb.cgi | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/gitweb.cgi b/gitweb.cgi index 986d7dacd6..cb033733b9 100755 --- a/gitweb.cgi +++ b/gitweb.cgi @@ -404,12 +404,13 @@ sub git_read_head { if (open my $fd, "-|", "$gitbin/git-rev-parse", "--verify", "HEAD") { my $head = <$fd>; close $fd; - chomp $head; - if ($head =~ m/^[0-9a-fA-F]{40}$/) { - $retval = $head; + if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) { + $retval = $1; } } - $ENV{'GIT_DIR'} = $oENV; + if (defined $oENV) { + $ENV{'GIT_DIR'} = $oENV; + } return $retval; } |