X-Git-Url: https://git.madduck.net/code/myrepos.git/blobdiff_plain/bfaeb2cbab57f052a4d4ce25b48e6fcf132ecc03..2e4bf95d860da463a6b5f86e46a34462ef5449dd:/mr diff --git a/mr b/mr index dc1e2ac..a897a5f 100755 --- a/mr +++ b/mr @@ -1,7 +1,5 @@ #!/usr/bin/perl -#man{{{ - =head1 NAME mr - a Multiple Repository management tool @@ -16,6 +14,8 @@ B [options] status B [options] commit [-m "message"] +B [options] record [-m "message"] + B [options] diff B [options] log @@ -26,11 +26,15 @@ B [options] config section ["parameter=[value]" ...] B [options] action [params ...] +B [options] [online|offline] + +B [options] remember action [params ...] + =head1 DESCRIPTION B 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 -respository. It supports any combination of subversion, git, cvs, mecurial, +repository. It supports any combination of subversion, git, cvs, mecurial, bzr and darcs repositories, and support for other revision control systems can easily be added. @@ -62,10 +66,24 @@ uncommitted changes are present in the repository. =item commit (or ci) Commits changes to each repository. (By default, changes are pushed to the -remote repository too, when using distributed systems like git.) +remote repository too, when using distributed systems like git. If you +don't like this default, you can change it in your .mrconfig, or use record +instead.) The optional -m parameter allows specifying a commit message. +=item record + +Records changes to the local repository, but does not push them to the +remote repository. Only supported for distributed revision 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. + =item diff Show a diff of uncommitted changes. @@ -115,14 +133,32 @@ To see the built-in library of shell functions contained in mr: The ~/.mrconfig file is used by default. To use a different config file, use the -c option. +=item offline + +Advises mr that it is in offline mode. Any commands that fail in +offline mode will be remembered, and retried when mr is told it's online. + +=item online + +Advices mr that it is in online mode again. Commands that failed while in +offline mode will be re-run. + +=item remember + +Remember a command, to be run later when mr re-enters online mode. This +implicitly puts mr into offline mode. The command can be any regular mr +command. This is useful when you know that a command will fail due to being +offline, and so don't want to run it right now at all, but just remember +to run it when you go back online. + =item help Displays this help. =back -Actions can be abbreviated to any unambiguous subsctring, so -"mr st" is equivilant to "mr status", and "mr up" is equivilant to "mr +Actions can be abbreviated to any unambiguous substring, so +"mr st" is equivalent to "mr status", and "mr up" is equivalent to "mr update" Additional parameters can be passed to most commands, and are passed on @@ -147,21 +183,39 @@ Use the specified mrconfig file. The default is B<~/.mrconfig> Be verbose. +=item -q + +Be quiet. + =item -s Expand the statistics line displayed at the end to include information about exactly which repositories failed and were skipped, if any. -=item -n +=item -i + +Interactive mode. If a repository fails to be processed, a subshell will be +started which you can use to resolve or investigate the problem. Exit the +subshell to continue the mr run. + +=item -n [number] + +If no number if specified, just operate on the repository for the current +directory, do not recurse into deeper repositories. + +If a number is specified, will recurse into repositories at most that many +subdirectories deep. For example, with -n 2 it would recurse into ./src/foo, +but not ./src/packages/bar. -Just operate on the repository for the current directory, do not -recurse into deeper repositories. +=item -j [number] -=item -j number +Run the specified number of jobs in parallel, or an unlimited number of jobs +with no number specified. This can greatly speed up operations such as updates. +It is not recommended for interactive operations. -Run the specified number of jobs in parallel. This can greatly speed up -operations such as updates. It is not recommended for interactive -operations. +Note that running more than 10 jobs at a time is likely to run afoul of +ssh connection limits. Running between 3 and 5 jobs at a time will yield +a good speedup in updates without loading the machine too much. =back @@ -195,7 +249,9 @@ is an alias, and its value is the action to use. All other sections add repositories. The section header specifies the directory where the repository is located. This is relative to the directory that contains the mrconfig file, but you can also choose to use absolute -paths. +paths. (Note that you can use environment variables in section names; they +will be passed through the shell for expansion. For example, +"[$HOSTNAME]", or "[${HOSTNAME}foo]") Within a section, each parameter defines a shell command to run to handle a given action. mr contains default handlers for "update", "status", @@ -232,7 +288,7 @@ 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. - skip = test $(whoami) != joey + skip = test `whoami` != joey skip = [ "$1" = update ] && ! hours_since "$1" 12 =item order @@ -251,6 +307,15 @@ If the "chain" parameter is set and its command returns true, then B will try to load a .mrconfig file from the root of the repository. (You should avoid chaining from repositories with untrusted committers.) +=item include + +If the "include" parameter is set, its command is ran, and should output +additional mrconfig file content. The content is included as if it were +part of the including file. + +Unlike all other parameters, this parameter does not need to be placed +within a section. + =item lib The "lib" parameter can specify some shell code that will be run before each @@ -271,6 +336,17 @@ the action that is performed for a given revision control system, you can override these rcs specific actions. To add a new revision control system, you can just add rcs specific actions for it. +The ~/.mrlog file contains commands that mr has remembered to run later, +due to being offline. You can delete or edit this file to remove commands, +or even to add other commands for 'mr online' to run. If the file is +present, mr assumes it is in offline mode. + +=head1 EXTENSIONS + +mr can be extended to support things such as unison and git-svn. Some +files providing such extensions are available in /usr/share/mr/. See +the documentation in the files for details about using them. + =head1 AUTHOR Copyright 2007 Joey Hess @@ -281,13 +357,12 @@ http://kitenet.net/~joey/code/mr/ =cut -#}}} - use warnings; use strict; use Getopt::Long; use Cwd qw(getcwd abs_path); -use POSIX "WNOHANG"; + +# things that can happen when mr runs a command use constant { OK => 0, FAILED => 1, @@ -295,244 +370,34 @@ use constant { ABORT => 3, }; -$SIG{INT}=sub { - print STDERR "mr: interrupted\n"; - exit 2; -}; - -$ENV{MR_CONFIG}="$ENV{HOME}/.mrconfig"; +# configurables my $config_overridden=0; my $verbose=0; +my $quiet=0; my $stats=0; -my $no_recurse=0; +my $interactive=0; +my $max_depth; +my $no_chdir=0; my $jobs=1; +my $directory=getcwd(); +$ENV{MR_CONFIG}="$ENV{HOME}/.mrconfig"; + +# globals :-( my %config; my %configfiles; my %knownactions; my %alias; -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 STDERR "mr $action: running >>$command<<\n" if $verbose; - exec($command) || die "exec: $!"; -} +my (@ok, @failed, @skipped); -# 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; +main(); -# 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; - } - } - $nochdir=1; -} +my %rcs; +sub rcs_test { + my ($action, $dir, $topdir, $subdir) = @_; -# run the action on each repository and print stats -my (@ok, @failed, @skipped); -if ($jobs > 1) { - mrs(@repos); -} -else { - foreach my $repo (@repos) { - record($repo, action($action, @$repo)); - } -} -if (! @ok && ! @failed && ! @skipped) { - die "mr $action: no repositories found to work on\n"; -} -print "mr $action: finished (".join("; ", - showstat($#ok+1, "ok", "ok"), - showstat($#failed+1, "failed", "failed"), - showstat($#skipped+1, "skipped", "skipped"), -).")\n"; -if ($stats) { - if (@skipped) { - print "mr $action: (skipped: ".join(" ", @skipped).")\n"; - } - if (@failed) { - print STDERR "mr $action: (failed: ".join(" ", @failed).")\n"; + if (exists $rcs{$dir}) { + return $rcs{$dir}; } -} -if (@failed) { - exit 1; -} -elsif (! @ok && @skipped) { - exit 1; -} -exit 0; - -sub rcs_test { #{{{ - my ($action, $dir, $topdir, $subdir) = @_; my $test="set -e\n"; foreach my $rcs_test ( @@ -540,7 +405,7 @@ sub rcs_test { #{{{ length $a <=> length $b || $a cmp $b - } grep { /_test/ } keys %{$config{$topdir}{$subdir}}) { + } 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"; @@ -551,16 +416,29 @@ sub rcs_test { #{{{ print "mr $action: running rcs test >>$test<<\n" if $verbose; my $rcs=`$test`; chomp $rcs; - if (! length $rcs) { + if ($rcs=~/\n/s) { + $rcs=~s/\n/, /g; + print STDERR "mr $action: found multiple possible repository types ($rcs) for $topdir$subdir\n"; return undef; } + if (! length $rcs) { + return $rcs{$dir}=undef; + } else { - return $rcs; + return $rcs{$dir}=$rcs; } -} #}}} +} -sub findcommand { #{{{ - my ($action, $dir, $topdir, $subdir) = @_; +sub findcommand { + my ($action, $dir, $topdir, $subdir, $is_checkout) = @_; + + if (exists $config{$topdir}{$subdir}{$action}) { + return $config{$topdir}{$subdir}{$action}; + } + + if ($is_checkout) { + return undef; + } my $rcs=rcs_test(@_); @@ -568,33 +446,28 @@ sub findcommand { #{{{ exists $config{$topdir}{$subdir}{$rcs."_".$action}) { return $config{$topdir}{$subdir}{$rcs."_".$action}; } - elsif (exists $config{$topdir}{$subdir}{$action}) { - return $config{$topdir}{$subdir}{$action}; - } else { return undef; } -} #}}} +} -sub action { #{{{ +sub action { my ($action, $dir, $topdir, $subdir) = @_; - + $ENV{MR_CONFIG}=$configfiles{$topdir}; my $lib=exists $config{$topdir}{$subdir}{lib} ? $config{$topdir}{$subdir}{lib}."\n" : ""; + my $is_checkout=($action eq 'checkout'); - if ($action eq 'checkout') { + $ENV{MR_REPO}=$dir; + + if ($is_checkout) { if (-d $dir) { print "mr $action: $dir already exists, skipping checkout\n" if $verbose; return SKIPPED; } $dir=~s/^(.*)\/[^\/]+\/?$/$1/; - - if (! -d $dir) { - print "mr $action: creating parent directory $dir\n" if $verbose; - system("mkdir", "-p", $dir); - } } elsif ($action =~ /update/) { if (! -d $dir) { @@ -602,10 +475,8 @@ sub action { #{{{ } } - $ENV{MR_REPO}=$dir; - - my $skiptest=findcommand("skip", $dir, $topdir, $subdir); - my $command=findcommand($action, $dir, $topdir, $subdir); + my $skiptest=findcommand("skip", $dir, $topdir, $subdir, $is_checkout); + my $command=findcommand($action, $dir, $topdir, $subdir, $is_checkout); if (defined $skiptest) { my $test="set -e;".$lib. @@ -627,8 +498,13 @@ sub action { #{{{ return SKIPPED; } } - - if (! $nochdir && ! chdir($dir)) { + + if ($is_checkout && ! -d $dir) { + print "mr $action: creating parent directory $dir\n" if $verbose; + system("mkdir", "-p", $dir); + } + + if (! $no_chdir && ! chdir($dir)) { print STDERR "mr $action: failed to chdir to $dir: $!\n"; return FAILED; } @@ -639,23 +515,23 @@ sub action { #{{{ return FAILED; } else { - print STDERR "mr $action: no defined $action command for $rcs repository $topdir$subdir, skipping\n"; + print STDERR "mr $action: no defined action for $rcs repository $topdir$subdir, skipping\n"; return SKIPPED; } } else { - if (! $nochdir) { - print "mr $action: $topdir$subdir\n"; + if (! $no_chdir) { + print "mr $action: $topdir$subdir\n" unless $quiet; } else { my $s=$directory; $s=~s/^\Q$topdir$subdir\E\/?//; - print "mr $action: $topdir$subdir (in subdir $s)\n"; + print "mr $action: $topdir$subdir (in subdir $s)\n" unless $quiet; } $command="set -e; ".$lib. "my_action(){ $command\n }; my_action ". join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV); - print STDERR "mr $action: running >>$command<<\n" if $verbose; + print "mr $action: running >>$command<<\n" if $verbose; my $ret=system($command); if ($ret != 0) { if (($? & 127) == 2) { @@ -669,6 +545,14 @@ sub action { #{{{ print STDERR "mr $action: failed ($ret)\n" if $verbose; if ($ret >> 8 != 0) { print STDERR "mr $action: command failed\n"; + if (-e "$ENV{HOME}/.mrlog" && $action ne 'remember') { + # recreate original command line to + # remember, and avoid recursing + my @orig=@ARGV; + @ARGV=('-n', $action, @orig); + action("remember", $dir, $topdir, $subdir); + @ARGV=@orig; + } } elsif ($ret != 0) { print STDERR "mr $action: command died ($ret)\n"; @@ -684,17 +568,20 @@ sub action { #{{{ return OK; } } -} #}}} +} # run actions on multiple repos, in parallel -sub mrs { #{{{ +sub mrs { + my $action=shift; + my @repos=@_; + $| = 1; my @active; my @fhs; my @out; my $running=0; while (@fhs or @repos) { - while ($running < $jobs && @repos) { + while ((!$jobs || $running < $jobs) && @repos) { $running++; my $repo = shift @repos; pipe(my $outfh, CHILD_STDOUT); @@ -751,9 +638,9 @@ sub mrs { #{{{ } } } -} #}}} +} -sub record { #{{{ +sub record { my $dir=shift()->[0]; my $ret=shift; @@ -762,6 +649,11 @@ sub record { #{{{ print "\n"; } elsif ($ret == FAILED) { + if ($interactive) { + chdir($dir) unless $no_chdir; + print STDERR "mr: Starting interactive shell. Exit shell to continue.\n"; + system((getpwuid($<))[8]); + } push @failed, $dir; print "\n"; } @@ -774,9 +666,29 @@ sub record { #{{{ else { die "unknown exit status $ret"; } -} #}}} +} + +sub showstats { + my $action=shift; + if (! @ok && ! @failed && ! @skipped) { + die "mr $action: no repositories found to work on\n"; + } + print "mr $action: finished (".join("; ", + showstat($#ok+1, "ok", "ok"), + showstat($#failed+1, "failed", "failed"), + showstat($#skipped+1, "skipped", "skipped"), + ).")\n" unless $quiet; + if ($stats) { + if (@skipped) { + print "mr $action: (skipped: ".join(" ", @skipped).")\n" unless $quiet; + } + if (@failed) { + print STDERR "mr $action: (failed: ".join(" ", @failed).")\n"; + } + } +} -sub showstat { #{{{ +sub showstat { my $count=shift; my $singular=shift; my $plural=shift; @@ -784,10 +696,85 @@ sub showstat { #{{{ return "$count ".($count > 1 ? $plural : $singular); } return; -} #}}} +} + +# an ordered list of repos +sub repolist { + 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}, + }; + } + } + return sort { + $a->{order} <=> $b->{order} + || + $a->{topdir} cmp $b->{topdir} + || + $a->{subdir} cmp $b->{subdir} + } @list; +} + +# figure out which repos to act on +sub selectrepos { + my @repos; + foreach my $repo (repolist()) { + 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 $dir ne $d && $dir !~ /^\Q$d\E/; + if (defined $max_depth) { + my @a=split('/', $dir); + my @b=split('/', $d); + do { } while (@a && @b && shift(@a) eq shift(@b)); + next if @a > $max_depth || @b > $max_depth; + } + push @repos, [$dir, $topdir, $subdir]; + } + if (! @repos) { + # fallback to find a leaf repo + foreach my $repo (reverse repolist()) { + 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; + } + } + $no_chdir=1; + } + return @repos; +} + +sub expandenv { + my $val=shift; + + + if ($val=~/\$/) { + $val=`echo "$val"`; + chomp $val; + } + + return $val; +} my %loaded; -sub loadconfig { #{{{ +sub loadconfig { my $f=shift; my @toload; @@ -846,7 +833,7 @@ sub loadconfig { #{{{ chomp; next if /^\s*\#/ || /^\s*$/; if (/^\[([^\]]*)\]\s*$/) { - $section=$1; + $section=expandenv($1); } elsif (/^(\w+)\s*=\s*(.*)/) { my $parameter=$1; @@ -860,6 +847,15 @@ sub loadconfig { #{{{ chomp $value; } + if ($parameter eq "include") { + print "mr: including output of \"$value\"\n" if $verbose; + unshift @lines, `$value`; + if ($?) { + print STDERR "mr: include command exited nonzero ($?)\n"; + } + next; + } + if (! defined $section) { die "$f line $.: parameter ($parameter) not in section\n"; } @@ -889,11 +885,11 @@ sub loadconfig { #{{{ my $ret=system($value); if ($ret != 0) { if (($? & 127) == 2) { - print STDERR "mr $action: chain test interrupted\n"; + print STDERR "mr: chain test interrupted\n"; exit 2; } elsif ($? & 127) { - print STDERR "mr $action: chain test received signal ".($? & 127)."\n"; + print STDERR "mr: chain test received signal ".($? & 127)."\n"; } } else { @@ -910,9 +906,9 @@ sub loadconfig { #{{{ foreach (@toload) { loadconfig($_); } -} #}}} +} -sub modifyconfig { #{{{ +sub modifyconfig { my $f=shift; # the section to modify or add my $targetsection=shift; @@ -963,7 +959,7 @@ sub modifyconfig { #{{{ $addfields->(); } - $section=$1; + $section=expandenv($1); push @out, $_; } @@ -1007,11 +1003,224 @@ sub modifyconfig { #{{{ open(my $out, ">", $f) || die "mr: write $f: $!\n"; print $out @out; close $out; -} #}}} +} + +sub dispatch { + my $action=shift; + + # actions that do not operate on all repos + if ($action eq 'help') { + help(@ARGV); + } + elsif ($action eq 'config') { + config(@ARGV); + } + elsif ($action eq 'register') { + register(@ARGV); + } + elsif ($action eq 'remember' || + $action eq 'offline' || + $action eq 'online') { + my @repos=selectrepos; + action($action, @{$repos[0]}) if @repos; + exit 0; + } + + if (!$jobs || $jobs > 1) { + mrs($action, selectrepos()); + } + else { + foreach my $repo (selectrepos()) { + record($repo, action($action, @$repo)); + } + } +} + +sub help { + exec($config{''}{DEFAULT}{help}) || die "exec: $!"; +} + +sub config { + if (@_ < 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=$1; + } + } + my %changefields; + foreach (@_) { + if (/^([^=]+)=(.*)$/) { + $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 config: $section $_ not set\n"; + } + } + } + modifyconfig($ENV{MR_CONFIG}, $section, %changefields) if %changefields; + exit 0; +} + +sub register { + if ($config_overridden) { + # Find the directory that the specified config file is + # located in. + ($directory)=abs_path($ENV{MR_CONFIG})=~/^(.*\/)[^\/]+$/; + } + else { + # Find the closest known mrconfig file to the current + # directory. + $directory.="/" unless $directory=~/\/$/; + my $foundconfig=0; + foreach my $topdir (reverse sort keys %config) { + next unless length $topdir; + if ($directory=~/^\Q$topdir\E/) { + $ENV{MR_CONFIG}=$configfiles{$topdir}; + $directory=$topdir; + $foundconfig=1; + last; + } + } + if (! $foundconfig) { + $directory=""; # no config file, use builtin + } + } + if (@ARGV) { + my $subdir=shift @ARGV; + if (! chdir($subdir)) { + print STDERR "mr register: failed to chdir to $subdir: $!\n"; + } + } + + $ENV{MR_REPO}=getcwd(); + my $command=findcommand("register", $ENV{MR_REPO}, $directory, 'DEFAULT', 0); + if (! defined $command) { + die "mr register: unknown repository type\n"; + } + + $ENV{MR_REPO}=~s/.*\/(.*)/$1/; + $command="set -e; ".$config{$directory}{DEFAULT}{lib}."\n". + "my_action(){ $command\n }; my_action ". + join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV); + print "mr register: running >>$command<<\n" if $verbose; + exec($command) || die "exec: $!"; +} + +# alias expansion and command stemming +sub expandaction { + my $action=shift; + 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"; + } + } + return $action; +} + +sub getopts { + my @saved=@ARGV; + Getopt::Long::Configure("bundling", "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, + "q|quiet" => \$quiet, + "s|stats" => \$stats, + "i|interactive" => \$interactive, + "n|no-recurse:i" => \$max_depth, + "j|jobs:i" => \$jobs, + ); + if (! $result || @ARGV < 1) { + die("Usage: mr [-d directory] action [params ...]\n". + "(Use mr help for man page.)\n"); + } + + $ENV{MR_SWITCHES}=""; + foreach my $option (@saved) { + last if $option eq $ARGV[0]; + $ENV{MR_SWITCHES}.="$option "; + } +} + +sub init { + $SIG{INT}=sub { + print STDERR "mr: interrupted\n"; + exit 2; + }; + + # This can happen if it's run in a directory that was removed + # or other strangeness. + 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."/".$Script; + }; +} + +sub main { + getopts(); + init(); + + loadconfig(\*DATA); + loadconfig($ENV{MR_CONFIG}); + #use Data::Dumper; print Dumper(\%config); + + my $action=expandaction(shift @ARGV); + dispatch($action); + showstats($action); + + if (@failed) { + exit 1; + } + elsif (! @ok && @skipped) { + exit 1; + } + else { + exit 0; + } +} # Finally, some useful actions that mr knows about by default. # These can be overridden in ~/.mrconfig. -#DATA{{{ __DATA__ [ALIAS] co = checkout @@ -1044,7 +1253,7 @@ lib = if [ -z "$flagfile" ]; then error "cannot determine flag filename" fi - delta=$(perl -wle 'print -f shift() ? int((-M _) * 24) : 9999' "$flagfile") + delta=`perl -wle 'print -f shift() ? int((-M _) * 24) : 9999' "$flagfile"` if [ "$delta" -lt "$2" ]; then exit 0 else @@ -1062,51 +1271,47 @@ darcs_test = test -d "$MR_REPO"/_darcs git_bare_test = test -d "$MR_REPO"/refs/heads && test -d "$MR_REPO"/refs/tags && test -d "$MR_REPO"/objects && test -f "$MR_REPO"/config && - test "$(GIT_CONFIG="$MR_REPO"/config git-config --get core.bare)" = true -git_fake_bare_test = - test -d "$MR_REPO"/refs/heads && test -d "$MR_REPO"/refs/tags && - test -d "$MR_REPO"/objects && test -f "$MR_REPO"/config && - test "$(GIT_CONFIG="$MR_REPO"/config git-config --get core.bare)" = false + test "`GIT_CONFIG="$MR_REPO"/config git config --get core.bare`" = true svn_update = svn update "$@" -git_update = if [ "$@" ]; then git pull "$@"; else git pull -t origin master; fi -bzr_update = bzr merge "$@" +git_update = git pull "$@" +bzr_update = bzr merge --pull "$@" cvs_update = cvs update "$@" hg_update = hg pull "$@" && hg update "$@" darcs_update = darcs pull -a "$@" -git_fake_bare_update = - # all this is because of a bug in git-fetch, which requires GIT_DIR set - local git_dir_override; git_dir_override=.git - case "$(get_git_repo_type "$MR_REPO")" in - fake-bare) git_dir_override="$MR_REPO";; - esac - args="$@" - [ -z "$args" ] && args="-t origin master" - eval GIT_DIR="$git_dir_override" git pull "$args" svn_status = svn status "$@" git_status = git status "$@" || true bzr_status = bzr status "$@" cvs_status = cvs status "$@" hg_status = hg status "$@" -darcs_status = darcs whatsnew -ls "$@" -git_fake_bare_status = git status "$@" || true +darcs_status = darcs whatsnew -ls "$@" || true svn_commit = svn commit "$@" git_commit = git commit -a "$@" && git push --all bzr_commit = bzr commit "$@" && bzr push cvs_commit = cvs commit "$@" hg_commit = hg commit -m "$@" && hg push -darcs_commit = darcs commit -a -m "$@" && darcs push -a -git_fake_bare_commit = error "commit does not work for fake bare git repositories (yet)." +darcs_commit = darcs record -a -m "$@" && darcs push -a + +git_record = git commit -a "$@" +bzr_record = bzr commit "$@" +hg_record = hg commit -m "$@" +darcs_record = darcs record -a -m "$@" + +svn_push = : +git_push = git push "$@" +bzr_push = bzr push "$@" +cvs_push = : +hg_push = hg push "$@" +darcs_push = darcs push -a "$@" svn_diff = svn diff "$@" git_diff = git diff "$@" bzr_diff = bzr diff "$@" cvs_diff = cvs diff "$@" hg_diff = hg diff "$@" -darcs_diff = darcs diff "$@" -git_fake_bare_diff = error "diff does not work for fake bare git repositories (yet)." +darcs_diff = darcs diff -u "$@" svn_log = svn log "$@" git_log = git log "$@" @@ -1115,79 +1320,90 @@ cvs_log = cvs log "$@" hg_log = hg log "$@" darcs_log = darcs changes "$@" git_bare_log = git log "$@" -git_fake_bare_log = git log "$@" svn_register = - url=$(LANG=C svn info . | grep -i ^URL: | cut -d ' ' -f 2) + url=`LC_ALL=C svn info . | grep -i '^URL:' | cut -d ' ' -f 2` if [ -z "$url" ]; then error "cannot determine svn url" fi echo "Registering svn url: $url in $MR_CONFIG" - mr -c "$MR_CONFIG" config "`pwd`" checkout="svn co $url $MR_REPO" + mr -c "$MR_CONFIG" config "`pwd`" checkout="svn co '$url' '$MR_REPO'" git_register = - url="$(LANG=C git-config --get remote.origin.url)" || true + url="`LC_ALL=C git config --get remote.origin.url`" || true if [ -z "$url" ]; then error "cannot determine git url" fi echo "Registering git url: $url in $MR_CONFIG" - mr -c "$MR_CONFIG" config "`pwd`" checkout="git clone $url $MR_REPO" + mr -c "$MR_CONFIG" config "`pwd`" checkout="git clone '$url' '$MR_REPO'" bzr_register = - url=$(cat .bzr/branch/parent) + url="`LC_ALL=C bzr info . | egrep -i 'checkout of branch|parent branch' | awk '{print $NF}'`" if [ -z "$url" ]; then error "cannot determine bzr url" fi echo "Registering bzr url: $url in $MR_CONFIG" - mr -c "$MR_CONFIG" config "`pwd`" checkout="bzr clone $url $MR_REPO" + mr -c "$MR_CONFIG" config "`pwd`" checkout="bzr clone '$url' '$MR_REPO'" cvs_register = - repo=$(cat CVS/Repository) - root=$(cat CVS/Root) + repo=`cat CVS/Repository` + root=`cat CVS/Root` if [ -z "$root" ]; then error "cannot determine cvs root" fi echo "Registering cvs repository $repo at root $root" - mr -c "$MR_CONFIG" config "`pwd`" checkout="cvs -d '$root' co -d $MR_REPO $repo" + mr -c "$MR_CONFIG" config "`pwd`" checkout="cvs -d '$root' co -d '$MR_REPO' '$repo'" hg_register = - url=$(hg showconfig paths.default) + url=`hg showconfig paths.default` echo "Registering mercurial repo url: $url in $MR_CONFIG" - mr -c "$MR_CONFIG" config "`pwd`" checkout="hg clone $url $MR_REPO" + mr -c "$MR_CONFIG" config "`pwd`" checkout="hg clone '$url' '$MR_REPO'" darcs_register = - url=$(cat _darcs/prefs/defaultrepo) + url=`cat _darcs/prefs/defaultrepo` echo "Registering darcs repository $url in $MR_CONFIG" - mr -c "$MR_CONFIG" config "`pwd`" checkout="darcs get $url $MR_REPO" + mr -c "$MR_CONFIG" config "`pwd`" checkout="darcs get '$url' '$MR_REPO'" git_bare_register = - url="$(LANG=C GIT_CONFIG=config git-config --get remote.origin.url)" || true + url="`LC_ALL=C GIT_CONFIG=config git config --get remote.origin.url`" || true if [ -z "$url" ]; then error "cannot determine git url" fi - mr -c "$MR_CONFIG" config "`pwd`" \ - lib="GIT_WORK_TREE=$work_tree; export GIT_WORK_TREE" echo "Registering git url: $url in $MR_CONFIG" - mr -c "$MR_CONFIG" config "`pwd`" checkout="git clone $url $MR_REPO" -git_fake_bare_register = - url="$(LANG=C GIT_CONFIG=config git-config --get remote.origin.url)" || true - if [ -z "$url" ]; then - error "cannot determine git url" - fi - worktree="$(git-config --get core.worktree)" || true - if [ ! -d "$worktree" ]; then - error "git worktree $worktree does not exist" - fi - mr -c "$MR_CONFIG" config "`pwd`" \ - lib="GIT_WORK_TREE=$work_tree; export GIT_WORK_TREE" - echo "Registering git url: $url in $MR_CONFIG (with worktree $worktree)" - mr -c "$MR_CONFIG" config "`pwd`" checkout="git clone $url $MR_REPO" + mr -c "$MR_CONFIG" config "`pwd`" checkout="git clone --bare '$url' '$MR_REPO'" help = if [ ! -e "$MR_PATH" ]; then error "cannot find program path" fi - (pod2man -c mr "$MR_PATH" | man -l -) || error "pod2man or man failed" + 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" list = true config = +online = + if [ -s ~/.mrlog ]; then + info "running offline commands" + mv -f ~/.mrlog ~/.mrlog.old + if ! sh -e ~/.mrlog.old; then + error "offline command failed; left in ~/.mrlog.old" + fi + rm -f ~/.mrlog.old + else + info "no offline commands to run" + fi +offline = + umask 077 + touch ~/.mrlog + info "offline mode enabled" +remember = + info "remembering command: 'mr $@'" + command="mr -d '$(pwd)' $MR_SWITCHES" + for w in "$@"; do + command="$command '$w'" + done + if [ ! -e ~/.mrlog ] || ! grep -q -F "$command" ~/.mrlog; then + echo "$command" >> ~/.mrlog + fi + ed = echo "A horse is a horse, of course, of course.." T = echo "I pity the fool." right = echo "Not found." -#}}} # vim:sw=8:sts=0:ts=8:noet