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, mercurial,
-bzr, darcs and fossil repositories, and support for other revision
+bzr, darcs and fossil repositories, and support for other version
control systems can easily be added.
B<mr> cds into and operates on all registered repositories at or below your
looks for a .mrconfig file in the current directory, or in one of its
parent directories.
-These predefined commands should be fairly familiar to users of any revision
+These predefined commands should be fairly familiar to users of any version
control system:
=over 4
=item record
Records changes to the local repository, but does not push them to the
-remote repository. Only supported for distributed revision control systems.
+remote repository. Only supported for distributed version control systems.
The optional -m parameter allows specifying a commit message.
=item push
Pushes committed local changes to the remote repository. A no-op for
-centralized revision control systems.
+centralized version control systems.
=item diff
update"
Additional parameters can be passed to most commands, and are passed on
-unchanged to the underlying revision control system. This is mostly useful
-if the repositories mr will act on all use the same revision control
+unchanged to the underlying version control system. This is mostly useful
+if the repositories mr will act on all use the same version control
system.
=head1 OPTIONS
will skip acting on that repository. The command is passed the action
name in $1.
-Here are three examples. The first skips the repo unless
+Here are two examples. The first skips the repo unless
mr is run by joey. The second uses the hours_since function
(included in mr's built-in library) to skip updating the repo unless it's
-been at least 12 hours since the last update. The third skips operating
-on the repo unless it already exists (use mr checkout to enable the repo).
+been at least 12 hours since the last update.
+ [mystuff]
+ checkout = ...
skip = test `whoami` != joey
+
+ [linux]
+ checkout = ...
skip = [ "$1" = update ] && ! hours_since "$1" 12
+
+Another way to use skip is for a lazy checkout. This makes mr skip
+operating on a repo unless it already exists. To enable the
+repo, you have to explicitly check it out (using "mr -d foo checkout").
+
+ [foo]
+ checkout = ...
skip = lazy
=item order
Unlike all other parameters, this parameter does not need to be placed
within a section.
+B<mr> ships several libraries that can be included to add support for
+additional version control type things (unison, git-svn, vcsh, git-fake-bare,
+git-subtree). To include them all, you could use:
+
+ include = cat /usr/share/mr/*
+
+See the individual files for details.
+
=item deleted
If the "deleted" parameter is set and its command returns true, then
When looking for a command to run for a given action, mr first looks for
a parameter with the same name as the action. If that is not found, it
-looks for a parameter named "rcs_action" (substituting in the name of the
-revision control system and the action). The name of the revision control
-system is itself determined by running each defined "rcs_test" action,
+looks for a parameter named "VCS_action" (substituting in the name of the
+version control system and the action). The name of the version control
+system is itself determined by running each defined "VCS_test" action,
until one succeeds.
Internally, mr has settings for "git_update", "svn_update", etc. To change
-the action that is performed for a given revision control system, you can
-override these rcs specific actions. To add a new revision control system,
-you can just add rcs specific actions for it.
+the action that is performed for a given version control system, you can
+override these VCS specific actions. To add a new version control system,
+you can just add VCS specific actions for it.
=head1 UNTRUSTED MRCONFIG FILES
main();
-my %rcs;
-sub rcs_test {
+my %vcs;
+sub vcs_test {
my ($action, $dir, $topdir, $subdir) = @_;
- if (exists $rcs{$dir}) {
- return $rcs{$dir};
+ if (exists $vcs{$dir}) {
+ return $vcs{$dir};
}
my $test="set -e\n";
- foreach my $rcs_test (
+ foreach my $vcs_test (
sort {
length $a <=> length $b
||
$a cmp $b
} grep { /_test$/ } keys %{$config{$topdir}{$subdir}}) {
- my ($rcs)=$rcs_test=~/(.*)_test/;
- $test="my_$rcs_test() {\n$config{$topdir}{$subdir}{$rcs_test}\n}\n".$test;
- $test.="if my_$rcs_test; then echo $rcs; fi\n";
+ my ($vcs)=$vcs_test=~/(.*)_test/;
+ $test="my_$vcs_test() {\n$config{$topdir}{$subdir}{$vcs_test}\n}\n".$test;
+ $test.="if my_$vcs_test; then echo $vcs; fi\n";
}
$test=$config{$topdir}{$subdir}{lib}."\n".$test
if exists $config{$topdir}{$subdir}{lib};
- print "mr $action: running rcs test >>$test<<\n" if $verbose;
- my $rcs=`$test`;
- chomp $rcs;
- if ($rcs=~/\n/s) {
- $rcs=~s/\n/, /g;
- print STDERR "mr $action: found multiple possible repository types ($rcs) for ".fulldir($topdir, $subdir)."\n";
+ print "mr $action: running vcs test >>$test<<\n" if $verbose;
+ my $vcs=`$test`;
+ chomp $vcs;
+ if ($vcs=~/\n/s) {
+ $vcs=~s/\n/, /g;
+ print STDERR "mr $action: found multiple possible repository types ($vcs) for ".fulldir($topdir, $subdir)."\n";
return undef;
}
- if (! length $rcs) {
- return $rcs{$dir}=undef;
+ if (! length $vcs) {
+ return $vcs{$dir}=undef;
}
else {
- return $rcs{$dir}=$rcs;
+ return $vcs{$dir}=$vcs;
}
}
return undef;
}
- my $rcs=rcs_test(@_);
+ my $vcs=vcs_test(@_);
- if (defined $rcs &&
- exists $config{$topdir}{$subdir}{$rcs."_".$action}) {
- return $config{$topdir}{$subdir}{$rcs."_".$action};
+ if (defined $vcs &&
+ exists $config{$topdir}{$subdir}{$vcs."_".$action}) {
+ return $config{$topdir}{$subdir}{$vcs."_".$action};
}
else {
return undef;
return FAILED;
}
elsif (! defined $command) {
- my $rcs=rcs_test(@_);
- if (! defined $rcs) {
+ my $vcs=vcs_test(@_);
+ if (! defined $vcs) {
print STDERR "mr $action: unknown repository type and no defined $action command for $fulldir\n";
return FAILED;
}
else {
- print STDERR "mr $action: no defined action for $rcs repository $fulldir, skipping\n";
+ print STDERR "mr $action: no defined action for $vcs repository $fulldir, skipping\n";
return SKIPPED;
}
}