diff options
Diffstat (limited to 'perl/Git.pm')
-rw-r--r-- | perl/Git.pm | 82 |
1 files changed, 71 insertions, 11 deletions
diff --git a/perl/Git.pm b/perl/Git.pm index 7d7f2b1d36..c279bfb244 100644 --- a/perl/Git.pm +++ b/perl/Git.pm @@ -7,6 +7,7 @@ Git - Perl interface to the Git version control system package Git; +use 5.008; use strict; @@ -56,7 +57,7 @@ require Exporter; @EXPORT_OK = qw(command command_oneline command_noisy command_output_pipe command_input_pipe command_close_pipe command_bidi_pipe command_close_bidi_pipe - version exec_path hash_object git_cmd_try + version exec_path html_path hash_object git_cmd_try remote_refs temp_acquire temp_release temp_reset temp_path); @@ -98,7 +99,7 @@ increase notwithstanding). use Carp qw(carp croak); # but croak is bad - throw instead use Error qw(:try); -use Cwd qw(abs_path); +use Cwd qw(abs_path cwd); use IPC::Open2 qw(open2); use Fcntl qw(SEEK_SET SEEK_CUR); } @@ -172,7 +173,7 @@ sub repository { } if (defined $opts{Directory}) { - -d $opts{Directory} or throw Error::Simple("Directory not found: $!"); + -d $opts{Directory} or throw Error::Simple("Directory not found: $opts{Directory} $!"); my $search = Git->repository(WorkingCopy => $opts{Directory}); my $dir; @@ -185,7 +186,7 @@ sub repository { if ($dir) { $dir =~ m#^/# or $dir = $opts{Directory} . '/' . $dir; - $opts{Repository} = $dir; + $opts{Repository} = abs_path($dir); # If --git-dir went ok, this shouldn't die either. my $prefix = $search->command_oneline('rev-parse', '--show-prefix'); @@ -204,14 +205,14 @@ sub repository { $dir = $opts{Directory}; unless (-d "$dir/refs" and -d "$dir/objects" and -e "$dir/HEAD") { - # Mimick git-rev-parse --git-dir error message: + # Mimic git-rev-parse --git-dir error message: throw Error::Simple("fatal: Not a git repository: $dir"); } my $search = Git->repository(Repository => $dir); try { $search->command('symbolic-ref', 'HEAD'); } catch Git::Error::Command with { - # Mimick git-rev-parse --git-dir error message: + # Mimic git-rev-parse --git-dir error message: throw Error::Simple("fatal: Not a git repository: $dir"); } @@ -395,7 +396,16 @@ See C<command_close_bidi_pipe()> for details. sub command_bidi_pipe { my ($pid, $in, $out); + my ($self) = _maybe_self(@_); + local %ENV = %ENV; + my $cwd_save = undef; + if ($self) { + shift; + $cwd_save = cwd(); + _setup_git_cmd_env($self); + } $pid = open2($in, $out, 'git', @_); + chdir($cwd_save) if $cwd_save; return ($pid, $in, $out, join(' ', @_)); } @@ -492,6 +502,16 @@ C<git --exec-path>). Useful mostly only internally. sub exec_path { command_oneline('--exec-path') } +=item html_path () + +Return path to the Git html documentation (the same as +C<git --html-path>). Useful mostly only internally. + +=cut + +sub html_path { command_oneline('--html-path') } + + =item repo_path () Return path to the git repository. Must be called on a repository instance. @@ -535,7 +555,7 @@ sub wc_chdir { or throw Error::Simple("bare repository"); -d $self->wc_path().'/'.$subdir - or throw Error::Simple("subdir not found: $!"); + or throw Error::Simple("subdir not found: $subdir $!"); # Of course we will not "hold" the subdirectory so anyone # can delete it now and we will never know. But at least we tried. @@ -607,6 +627,38 @@ sub config_bool { }; } + +=item config_path ( VARIABLE ) + +Retrieve the path configuration C<VARIABLE>. The return value +is an expanded path or C<undef> if it's not defined. + +This currently wraps command('config') so it is not so fast. + +=cut + +sub config_path { + my ($self, $var) = _maybe_self(@_); + + try { + my @cmd = ('config', '--path'); + unshift @cmd, $self if $self; + if (wantarray) { + return command(@cmd, '--get-all', $var); + } else { + return command_oneline(@cmd, '--get', $var); + } + } catch Git::Error::Command with { + my $E = shift; + if ($E->value() == 1) { + # Key not found. + return undef; + } else { + throw $E; + } + }; +} + =item config_int ( VARIABLE ) Retrieve the integer configuration C<VARIABLE>. The return value @@ -832,7 +884,7 @@ sub _open_hash_and_insert_object_if_needed { ($self->{hash_object_pid}, $self->{hash_object_in}, $self->{hash_object_out}, $self->{hash_object_ctx}) = - command_bidi_pipe(qw(hash-object -w --stdin-paths)); + $self->command_bidi_pipe(qw(hash-object -w --stdin-paths --no-filters)); } sub _close_hash_and_insert_object { @@ -921,7 +973,7 @@ sub _open_cat_blob_if_needed { ($self->{cat_blob_pid}, $self->{cat_blob_in}, $self->{cat_blob_out}, $self->{cat_blob_ctx}) = - command_bidi_pipe(qw(cat-file --batch)); + $self->command_bidi_pipe(qw(cat-file --batch)); } sub _close_cat_blob { @@ -1268,13 +1320,21 @@ sub _command_common_pipe { # for the given repository and execute the git command. sub _cmd_exec { my ($self, @args) = @_; + _setup_git_cmd_env($self); + _execv_git_cmd(@args); + die qq[exec "@args" failed: $!]; +} + +# set up the appropriate state for git command +sub _setup_git_cmd_env { + my $self = shift; if ($self) { $self->repo_path() and $ENV{'GIT_DIR'} = $self->repo_path(); + $self->repo_path() and $self->wc_path() + and $ENV{'GIT_WORK_TREE'} = $self->wc_path(); $self->wc_path() and chdir($self->wc_path()); $self->wc_subdir() and chdir($self->wc_subdir()); } - _execv_git_cmd(@args); - die qq[exec "@args" failed: $!]; } # Execute the given Git command ($_[0]) with arguments ($_[1..]) |