B<mr> [options] log
-B<mr> [options] bootstrap url
+B<mr> [options] bootstrap url [directory]
B<mr> [options] register [repository]
B<mr> is a Multiple Repository management tool. It can checkout, update, or
perform other actions on a set of repositories as if they were one combined
-repository. It supports any combination of subversion, git, cvs, mecurial,
+repository. It supports any combination of subversion, git, cvs, mercurial,
bzr and darcs repositories, and support for other revision control systems can
easily be added.
=over 4
-=item bootstrap url
+=item bootstrap url [directory]
-Causes mr to download the url, save it to a .mrconfig file in the
-current directory, and then check out all repositories listed in it.
+Causes mr to download the url, and use it as a .mrconfig file
+to checkout the repositories listed in it, into the specified directory.
+
+The directory will be created if it does not exist. If no directory is
+specified, the current directory will be used.
+
+If the .mrconfig file includes a repository named ".", that
+is checked out into the top of the specified directory.
=item list (or ls)
or even to add other commands for 'mr online' to run. If the file is
present, mr assumes it is in offline mode.
-=head "UNTRUSTED MRCONFIG FILES"
+=head1 "UNTRUSTED MRCONFIG FILES"
Since mrconfig files can contain arbitrary shell commands, they can do
anything. This flexability is good, but it also allows a malicious mrconfig
}
sub action {
- my ($action, $dir, $topdir, $subdir) = @_;
+ my ($action, $dir, $topdir, $subdir, $force_checkout) = @_;
$ENV{MR_CONFIG}=$configfiles{$topdir};
my $lib=exists $config{$topdir}{$subdir}{lib} ?
$ENV{MR_REPO}=$dir;
if ($is_checkout) {
- if (-d $dir) {
- print "mr $action: $dir already exists, skipping checkout\n" if $verbose;
- return SKIPPED;
+ if (! $force_checkout) {
+ if (-d $dir) {
+ print "mr $action: $dir already exists, skipping checkout\n" if $verbose;
+ return SKIPPED;
+ }
+
+ $dir=~s/^(.*)\/[^\/]+\/?$/$1/;
}
-
- $dir=~s/^(.*)\/[^\/]+\/?$/$1/;
}
elsif ($action =~ /update/) {
if (! -d $dir) {
if ($ret == OK) {
push @ok, $dir;
- print "\n";
+ print "\n" unless $quiet;
}
elsif ($ret == FAILED) {
if ($interactive) {
chdir($dir) unless $no_chdir;
print STDERR "mr: Starting interactive shell. Exit shell to continue.\n";
- system((getpwuid($<))[8]);
+ system((getpwuid($<))[8], "-i");
}
push @failed, $dir;
- print "\n";
+ print "\n" unless $quiet;
}
elsif ($ret == SKIPPED) {
push @skipped, $dir;
my %loaded;
sub loadconfig {
my $f=shift;
+ my $dir=shift;
my @toload;
my $in;
- my $dir;
my $trusted;
if (ref $f eq 'GLOB') {
$dir="";
$trusted=is_trusted_config($absf);
- ($dir)=$f=~/^(.*\/)[^\/]+$/;
if (! defined $dir) {
- $dir=".";
+ ($dir)=$f=~/^(.*\/)[^\/]+$/;
+ if (! defined $dir) {
+ $dir=".";
+ }
}
+
$dir=abs_path($dir)."/";
if (! exists $configfiles{$dir}) {
open($in, "<", $f) || die "mr: open $f: $!\n";
}
my @lines=<$in>;
- close $in;
+ close $in unless ref $f eq 'GLOB';
my $section;
my $line=0;
}
}
+sub startingconfig {
+ %alias=%config=%configfiles=%knownactions=%loaded=();
+ my $datapos=tell(DATA);
+ loadconfig(\*DATA);
+ seek(DATA,$datapos,0); # rewind
+}
+
sub modifyconfig {
my $f=shift;
# the section to modify or add
sub bootstrap {
my $url=shift @ARGV;
-
+ my $dir=shift @ARGV || ".";
+
if (! defined $url || ! length $url) {
die "mr: bootstrap requires url\n";
}
-
- if (-e ".mrconfig") {
- die "mr: .mrconfig file already exists, not overwriting with $url\n";
+
+ # Download the config file to a temporary location.
+ eval q{use File::Temp};
+ die $@ if $@;
+ my $tmpconfig=File::Temp->new();
+ if (system("curl", "-A", "mr", "-s", $url, "-o", $tmpconfig) != 0) {
+ die "mr bootstrap: download of $url failed\n";
}
- if (system("curl", "-A", "mr", "-s", $url, "-o", ".mrconfig") != 0) {
- die "mr: download of $url failed\n";
+ if (! -e $dir) {
+ system("mkdir", "-p", $dir);
}
+ chdir($dir) || die "chdir $dir: $!";
- exec("mr $ENV{MR_SWITCHES} -c .mrconfig checkout");
- die "failed to run mr checkout";
+ # Special case to handle checkout of the "." repo, which
+ # would normally be skipped.
+ my $topdir=abs_path(".")."/";
+ my @repo=($topdir, $topdir, ".");
+ loadconfig($tmpconfig, $topdir);
+ record(\@repo, action("checkout", @repo, 1))
+ if exists $config{$topdir}{"."}{"checkout"};
+
+ if (-e ".mrconfig") {
+ print STDERR "mr bootstrap: .mrconfig file already exists, not overwriting with $url\n";
+ }
+ else {
+ eval q{use File::Copy};
+ die $@ if $@;
+ move($tmpconfig, ".mrconfig") || die "rename: $!";
+ }
+
+ # Reload the config file (in case we got a different version)
+ # and checkout everything else.
+ startingconfig();
+ loadconfig(".mrconfig");
+ dispatch("checkout");
+ @skipped=grep { abs_path($_) ne abs_path($topdir) } @skipped;
+ showstats("bootstrap");
+ exitstats();
}
# alias expansion and command stemming
$ENV{MR_PATH}=$Bin."/".$Script;
};
}
+
+sub exitstats {
+ if (@failed) {
+ exit 1;
+ }
+ elsif (! @ok && @skipped) {
+ exit 1;
+ }
+ else {
+ exit 0;
+ }
+}
sub main {
getopts();
init();
- loadconfig(\*DATA);
+ startingconfig();
loadconfig($ENV{MR_CONFIG});
#use Data::Dumper; print Dumper(\%config);
my $action=expandaction(shift @ARGV);
dispatch($action);
- showstats($action);
- if (@failed) {
- exit 1;
- }
- elsif (! @ok && @skipped) {
- exit 1;
- }
- else {
- exit 0;
- }
+ showstats($action);
+ exitstats();
}
# Finally, some useful actions that mr knows about by default.
darcs_trusted_checkout = darcs get $url $repo
git_bare_trusted_checkout = git clone --bare $url $repo
+
help =
+ case `uname -s` in
+ SunOS)
+ SHOWMANFILE="man -f"
+ ;;
+ Darwin)
+ SHOWMANFILE="man"
+ ;;
+ *)
+ SHOWMANFILE="man -l"
+ ;;
+ esac
if [ ! -e "$MR_PATH" ]; then
error "cannot find program path"
fi
tmp=$(mktemp -t mr.XXXXXXXXXX) || error "mktemp failed"
trap "rm -f $tmp" exit
pod2man -c mr "$MR_PATH" > "$tmp" || error "pod2man failed"
- man -l "$tmp" || error "man failed"
+ $SHOWMANFILE "$tmp" || error "man failed"
list = true
config =
bootstrap =