releasing version 0.33

[code/myrepos.git] / mr

diff --git a/mr b/mr
index f4ef871c0be0918bf91e3bc726b24da8c797bfad..e76887ee60eb5bc9a1a30433d9a87497cd9c4136 100755 (executable)
--- a/mr
+++ b/mr
@@ -7,7 +7,7 @@
 mr - a Multiple Repository management tool
 
 =head1 SYNOPSIS
 mr - a Multiple Repository management tool
 
 =head1 SYNOPSIS

-
+/

 B<mr> [options] checkout
 
 B<mr> [options] update
 B<mr> [options] checkout
 
 B<mr> [options] update


@@ -16,6 +16,8 @@ B<mr> [options] status
 
 B<mr> [options] commit [-m "message"]
 
 
 B<mr> [options] commit [-m "message"]
 

+B<mr> [options] record [-m "message"]
+

 B<mr> [options] diff
 
 B<mr> [options] log
 B<mr> [options] diff
 
 B<mr> [options] log


@@ -26,6 +28,10 @@ B<mr> [options] config section ["parameter=[value]" ...]
 
 B<mr> [options] action [params ...]
 
 
 B<mr> [options] action [params ...]
 

+B<mr> [options] [online|offline]
+
+B<mr> [options] remember action [params ...]
+

 =head1 DESCRIPTION
 
 B<mr> is a Multiple Repository management tool. It can checkout, update, or
 =head1 DESCRIPTION
 
 B<mr> is a Multiple Repository management tool. It can checkout, update, or


@@ -62,10 +68,24 @@ uncommitted changes are present in the repository.
 =item commit (or ci)
 
 Commits changes to each repository. (By default, changes are pushed to the
 =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.
 
 
 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.
 =item diff
 
 Show a diff of uncommitted changes.


@@ -115,6 +135,24 @@ 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.
 
 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.
 =item help
 
 Displays this help.


@@ -156,6 +194,12 @@ Be quiet.
 Expand the statistics line displayed at the end to include information
 about exactly which repositories failed and were skipped, if any.
 
 Expand the statistics line displayed at the end to include information
 about exactly which repositories failed and were skipped, if any.
 

+=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
 =item -n [number]
 
 If no number if specified, just operate on the repository for the current


@@ -179,6 +223,11 @@ a good speedup in updates without loading the machine too much.
 
 =head1 FILES
 
 
 =head1 FILES
 

+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.
+

 B<mr> is configured by .mrconfig files. It starts by reading the .mrconfig
 file in your home directory, and this can in turn chain load .mrconfig files
 from repositories.
 B<mr> is configured by .mrconfig files. It starts by reading the .mrconfig
 file in your home directory, and this can in turn chain load .mrconfig files
 from repositories.


@@ -207,7 +256,9 @@ 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
 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",
 
 Within a section, each parameter defines a shell command to run to handle a
 given action. mr contains default handlers for "update", "status",


@@ -322,6 +373,7 @@ my $config_overridden=0;
 my $verbose=0;
 my $quiet=0;
 my $stats=0;
 my $verbose=0;
 my $quiet=0;
 my $stats=0;

+my $interactive=0;

 my $max_depth;
 my $no_chdir=0;
 my $jobs=1;
 my $max_depth;
 my $no_chdir=0;
 my $jobs=1;


@@ -405,6 +457,8 @@ sub action { #{{{
                       $config{$topdir}{$subdir}{lib}."\n" : "";
        my $is_checkout=($action eq 'checkout');
 
                       $config{$topdir}{$subdir}{lib}."\n" : "";
        my $is_checkout=($action eq 'checkout');
 

+       $ENV{MR_REPO}=$dir;
+

        if ($is_checkout) {
                if (-d $dir) {
                        print "mr $action: $dir already exists, skipping checkout\n" if $verbose;
        if ($is_checkout) {
                if (-d $dir) {
                        print "mr $action: $dir already exists, skipping checkout\n" if $verbose;


@@ -419,8 +473,6 @@ sub action { #{{{
                }
        }
 
                }
        }
 

-       $ENV{MR_REPO}=$dir;
-

        my $skiptest=findcommand("skip", $dir, $topdir, $subdir, $is_checkout);
        my $command=findcommand($action, $dir, $topdir, $subdir, $is_checkout);
 
        my $skiptest=findcommand("skip", $dir, $topdir, $subdir, $is_checkout);
        my $command=findcommand($action, $dir, $topdir, $subdir, $is_checkout);
 


@@ -491,6 +543,12 @@ sub action { #{{{
                        print STDERR "mr $action: failed ($ret)\n" if $verbose;
                        if ($ret >> 8 != 0) {
                                print STDERR "mr $action: command failed\n";
                        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
+                                       @ARGV=('-n', $action, @ARGV);
+                                       action("remember", $dir, $topdir, $subdir);
+                               }

                        }
                        elsif ($ret != 0) {
                                print STDERR "mr $action: command died ($ret)\n";
                        }
                        elsif ($ret != 0) {
                                print STDERR "mr $action: command died ($ret)\n";


@@ -587,6 +645,11 @@ sub record { #{{{
                print "\n";
        }
        elsif ($ret == FAILED) {
                print "\n";
        }
        elsif ($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";
        }
                push @failed, $dir;
                print "\n";
        }


@@ -694,6 +757,18 @@ sub selectrepos { #{{{
        return @repos;
 } #}}}
 
        return @repos;
 } #}}}
 

+sub expandenv { #{{{
+       my $val=shift;
+       
+
+       if ($val=~/\$/) {
+               $val=`echo "$val"`;
+               chomp $val;
+       }
+       
+       return $val;
+} #}}}
+

 my %loaded;
 sub loadconfig { #{{{
        my $f=shift;
 my %loaded;
 sub loadconfig { #{{{
        my $f=shift;


@@ -754,7 +829,7 @@ sub loadconfig { #{{{
                chomp;
                next if /^\s*\#/ || /^\s*$/;
                if (/^\[([^\]]*)\]\s*$/) {
                chomp;
                next if /^\s*\#/ || /^\s*$/;
                if (/^\[([^\]]*)\]\s*$/) {

-                       $section=$1;
+                       $section=expandenv($1);

                }
                elsif (/^(\w+)\s*=\s*(.*)/) {
                        my $parameter=$1;
                }
                elsif (/^(\w+)\s*=\s*(.*)/) {
                        my $parameter=$1;


@@ -877,7 +952,7 @@ sub modifyconfig { #{{{
                                $addfields->();
                        }
 
                                $addfields->();
                        }
 

-                       $section=$1;
+                       $section=expandenv($1);

 
                        push @out, $_;
                }
 
                        push @out, $_;
                }


@@ -936,6 +1011,13 @@ sub dispatch { #{{{
        elsif ($action eq 'register') {
                register(@ARGV);
        }
        elsif ($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());
 
        if (!$jobs || $jobs > 1) {
                mrs($action, selectrepos());


@@ -950,7 +1032,7 @@ sub dispatch { #{{{
 sub help { #{{{
        exec($config{''}{DEFAULT}{help}) || die "exec: $!";
 } #}}}
 sub help { #{{{
        exec($config{''}{DEFAULT}{help}) || die "exec: $!";
 } #}}}

-       
+

 sub config { #{{{
        if (@_ < 2) {
                die "mr config: not enough parameters\n";
 sub config { #{{{
        if (@_ < 2) {
                die "mr config: not enough parameters\n";


@@ -990,7 +1072,12 @@ sub config { #{{{
 } #}}}
 
 sub register { #{{{
 } #}}}
 
 sub register { #{{{

-       if (! $config_overridden) {
+       if ($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 $directory=~/\/$/;
                # Find the closest known mrconfig file to the current
                # directory.
                $directory.="/" unless $directory=~/\/$/;


@@ -1054,6 +1141,7 @@ sub expandaction { #{{{
 } #}}}
 
 sub getopts { #{{{
 } #}}}
 
 sub getopts { #{{{

+       my @saved=@ARGV;

        Getopt::Long::Configure("bundling", "no_permute");
        my $result=GetOptions(
                "d|directory=s" => sub { $directory=abs_path($_[1]) },
        Getopt::Long::Configure("bundling", "no_permute");
        my $result=GetOptions(
                "d|directory=s" => sub { $directory=abs_path($_[1]) },


@@ -1061,6 +1149,7 @@ sub getopts { #{{{
                "v|verbose" => \$verbose,
                "q|quiet" => \$quiet,
                "s|stats" => \$stats,
                "v|verbose" => \$verbose,
                "q|quiet" => \$quiet,
                "s|stats" => \$stats,

+               "i|interactive" => \$interactive,

                "n|no-recurse:i" => \$max_depth,
                "j|jobs:i" => \$jobs,
        );
                "n|no-recurse:i" => \$max_depth,
                "j|jobs:i" => \$jobs,
        );


@@ -1068,6 +1157,12 @@ sub getopts { #{{{
                die("Usage: mr [-d directory] action [params ...]\n".
                    "(Use mr help for man page.)\n");
        }
                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 { #{{{
 } #}}}
 
 sub init { #{{{


@@ -1097,10 +1192,11 @@ sub init { #{{{
 sub main { #{{{
        getopts();
        init();
 sub main { #{{{
        getopts();
        init();

+

        loadconfig(\*DATA);
        loadconfig($ENV{MR_CONFIG});
        #use Data::Dumper; print Dumper(\%config);
        loadconfig(\*DATA);
        loadconfig($ENV{MR_CONFIG});
        #use Data::Dumper; print Dumper(\%config);

-
+       

        my $action=expandaction(shift @ARGV);
        dispatch($action);
        showstats($action);
        my $action=expandaction(shift @ARGV);
        dispatch($action);
        showstats($action);


@@ -1172,12 +1268,7 @@ git_bare_test =
        test "`GIT_CONFIG="$MR_REPO"/config git config --get core.bare`" = true
 
 svn_update = svn update "$@"
        test "`GIT_CONFIG="$MR_REPO"/config git config --get core.bare`" = true
 
 svn_update = svn update "$@"

-git_update =
-       if [ "$@" ]; then
-               git pull "$@"
-       else
-               git pull
-       fi
+git_update = git pull "$@"

 bzr_update = bzr merge "$@"
 cvs_update = cvs update "$@"
 hg_update  = hg pull "$@" && hg update "$@"
 bzr_update = bzr merge "$@"
 cvs_update = cvs update "$@"
 hg_update  = hg pull "$@" && hg update "$@"


@@ -1188,7 +1279,7 @@ git_status = git status "$@" || true
 bzr_status = bzr status "$@"
 cvs_status = cvs status "$@"
 hg_status  = hg status "$@"
 bzr_status = bzr status "$@"
 cvs_status = cvs status "$@"
 hg_status  = hg status "$@"

-darcs_status = darcs whatsnew -ls "$@"
+darcs_status = darcs whatsnew -ls "$@" || true

 
 svn_commit = svn commit "$@"
 git_commit = git commit -a "$@" && git push --all
 
 svn_commit = svn commit "$@"
 git_commit = git commit -a "$@" && git push --all


@@ -1197,6 +1288,18 @@ cvs_commit = cvs commit "$@"
 hg_commit  = hg commit -m "$@" && hg push
 darcs_commit = darcs record -a -m "$@" && darcs push -a
 
 hg_commit  = hg commit -m "$@" && hg push
 darcs_commit = darcs record -a -m "$@" && 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 "$@"
 svn_diff = svn diff "$@"
 git_diff = git diff "$@"
 bzr_diff = bzr diff "$@"


@@ -1227,7 +1330,7 @@ git_register =
        echo "Registering git url: $url in $MR_CONFIG"
        mr -c "$MR_CONFIG" config "`pwd`" checkout="git clone '$url' '$MR_REPO'"
 bzr_register =
        echo "Registering git url: $url in $MR_CONFIG"
        mr -c "$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 "$url" ]; then
                error "cannot determine bzr url"
        fi
        if [ -z "$url" ]; then
                error "cannot determine bzr url"
        fi


@@ -1268,6 +1371,30 @@ help =
 list = true
 config = 
 
 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 =
+       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."
 ed = echo "A horse is a horse, of course, of course.."
 T = echo "I pity the fool."
 right = echo "Not found."