-my $directory=getcwd();
-
-Getopt::Long::Configure("no_permute");
-my $result=GetOptions(
- "d|directory=s" => sub { $directory=abs_path($_[1]) },
- "c|config=s" => sub { $ENV{MR_CONFIG}=$_[1]; $config_overridden=1 },
- "v|verbose" => \$verbose,
- "s|stats" => \$stats,
- "n|no-recurse" => \$no_recurse,
- "j|jobs=i" => \$jobs,
-);
-if (! $result || @ARGV < 1) {
- die("Usage: mr [-d directory] action [params ...]\n".
- "(Use mr help for man page.)\n");
-
-}
-if (! defined $directory) {
- die("mr: failed to determine working directory\n");
-}
-
-# Make sure MR_CONFIG is an absolute path, but don't use abs_path since
-# the config file might be a symlink to elsewhere, and the directory it's
-# in is significant.
-if ($ENV{MR_CONFIG} !~ /^\//) {
- $ENV{MR_CONFIG}=getcwd()."/".$ENV{MR_CONFIG};
-}
-# Try to set MR_PATH to the path to the program.
-eval {
- use FindBin qw($Bin $Script);
- $ENV{MR_PATH}=$Bin."/".$Script;
-};
-
-loadconfig(\*DATA);
-loadconfig($ENV{MR_CONFIG});
-#use Data::Dumper;
-#print Dumper(\%config);
-
-# alias expansion and command stemming
-my $action=shift @ARGV;
-if (exists $alias{$action}) {
- $action=$alias{$action};
-}
-if (! exists $knownactions{$action}) {
- my @matches = grep { /^\Q$action\E/ }
- keys %knownactions, keys %alias;
- if (@matches == 1) {
- $action=$matches[0];
- }
- elsif (@matches == 0) {
- die "mr: unknown action \"$action\" (known actions: ".
- join(", ", sort keys %knownactions).")\n";
- }
- else {
- die "mr: ambiguous action \"$action\" (matches: ".
- join(", ", @matches).")\n";
- }
-}
-
-# commands that do not operate on all repos
-if ($action eq 'help') {
- exec($config{''}{DEFAULT}{$action}) || die "exec: $!";
-}
-elsif ($action eq 'config') {
- if (@ARGV < 2) {
- die "mr config: not enough parameters\n";
- }
- my $section=shift;
- if ($section=~/^\//) {
- # try to convert to a path relative to the config file
- my ($dir)=$ENV{MR_CONFIG}=~/^(.*\/)[^\/]+$/;
- $dir=abs_path($dir);
- $dir.="/" unless $dir=~/\/$/;
- if ($section=~/^\Q$dir\E(.*)/) {
- $section=$1;
- }
- }
- my %changefields;
- foreach (@ARGV) {
- if (/^([^=]+)=(.*)$/) {
- $changefields{$1}=$2;
- }
- else {
- my $found=0;
- foreach my $topdir (sort keys %config) {
- if (exists $config{$topdir}{$section} &&
- exists $config{$topdir}{$section}{$_}) {
- print $config{$topdir}{$section}{$_}."\n";
- $found=1;
- last if $section eq 'DEFAULT';
- }
- }
- if (! $found) {
- die "mr $action: $section $_ not set\n";
- }
- }
- }
- modifyconfig($ENV{MR_CONFIG}, $section, %changefields) if %changefields;
- exit 0;
-}
-elsif ($action eq 'register') {
- if (! $config_overridden) {
- # Find the closest known mrconfig file to the current
- # directory.
- $directory.="/" unless $directory=~/\/$/;
- foreach my $topdir (reverse sort keys %config) {
- next unless length $topdir;
- if ($directory=~/^\Q$topdir\E/) {
- $ENV{MR_CONFIG}=$configfiles{$topdir};
- last;
- }
- }
- }
- if (@ARGV) {
- my $subdir=shift @ARGV;
- if (! chdir($subdir)) {
- print STDERR "mr $action: failed to chdir to $subdir: $!\n";
- }
- }
-
- $ENV{MR_REPO}=getcwd();
- my $command=findcommand("register", '', '', 'DEFAULT');
- if (! defined $command) {
- die "mr $action: unknown repository type\n";
- }
-
- $ENV{MR_REPO}=~s/.*\/(.*)/$1/;
- $command="set -e; ".$config{''}{DEFAULT}{lib}."\n".
- "my_action(){ $command\n }; my_action ".
- join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV);
- print "mr $action: running >>$command<<\n" if $verbose;
- exec($command) || die "exec: $!";
-}
-
-# an ordered list of repos
-my @list;
-foreach my $topdir (sort keys %config) {
- foreach my $subdir (sort keys %{$config{$topdir}}) {
- push @list, {
- topdir => $topdir,
- subdir => $subdir,
- order => $config{$topdir}{$subdir}{order},
- };
- }
-}
-@list = sort {
- $a->{order} <=> $b->{order}
- ||
- $a->{topdir} cmp $b->{topdir}
- ||
- $a->{subdir} cmp $b->{subdir}
- } @list;
-
-# work out what repos to act on
-my @repos;
-my $nochdir=0;
-foreach my $repo (@list) {
- my $topdir=$repo->{topdir};
- my $subdir=$repo->{subdir};
-
- next if $subdir eq 'DEFAULT';
- my $dir=($subdir =~/^\//) ? $subdir : $topdir.$subdir;
- my $d=$directory;
- $dir.="/" unless $dir=~/\/$/;
- $d.="/" unless $d=~/\/$/;
- next if $no_recurse && $d ne $dir;
- next if $dir ne $d && $dir !~ /^\Q$d\E/;
- push @repos, [$dir, $topdir, $subdir];
-}
-if (! @repos) {
- # fallback to find a leaf repo
- foreach my $repo (reverse @list) {
- my $topdir=$repo->{topdir};
- my $subdir=$repo->{subdir};
-
- next if $subdir eq 'DEFAULT';
- my $dir=($subdir =~/^\//) ? $subdir : $topdir.$subdir;
- my $d=$directory;
- $dir.="/" unless $dir=~/\/$/;
- $d.="/" unless $d=~/\/$/;
- if ($d=~/^\Q$dir\E/) {
- push @repos, [$dir, $topdir, $subdir];
- last;
- }
- }
- $nochdir=1;
-}
-
-# run the action on each repository and print stats