]> git.madduck.net Git - code/myrepos.git/blobdiff - mr

madduck's git repository

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All patches and comments are welcome. Please squash your changes to logical commits before using git-format-patch and git-send-email to patches@git.madduck.net. If you'd read over the Git project's submission guidelines and adhered to them, I'd be especially grateful.

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[url "git://git.madduck.net/madduck/"]
  insteadOf = madduck:

add
[code/myrepos.git] / mr
diff --git a/mr b/mr
index 235c17518ad546c868086b8dcb73e931d7c95794..29e5fadfa2b3af82c39d0816574e9d765b2956a1 100755 (executable)
--- a/mr
+++ b/mr
@@ -18,19 +18,19 @@ B<mr> [options] diff
 
 B<mr> [options] log
 
 
 B<mr> [options] log
 
+B<mr> [options] register [repository]
+
 B<mr> [options] config section [parameter=[value] ...]
 
 B<mr> [options] action [params ...]
 
 =head1 DESCRIPTION
 
 B<mr> [options] config section [parameter=[value] ...]
 
 B<mr> [options] action [params ...]
 
 =head1 DESCRIPTION
 
-B<mr> is a Multiple Repository management tool. It allows you to register a
-set of repositories in a .mrconfig file, and then checkout, update, or
-perform other actions on the repositories as if they were one big
-respository.
-
-Any mix of revision control systems can be used with B<mr>, and you can
-define arbitrary actions for commands like "update", "checkout", or "commit".
+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 respository. It
+supports any combination of subversion, git, cvs, and bzr repositories, 
+and support for other revision control systems can easily be added.
 
 B<mr> cds into and operates on all registered repsitories at or below your
 working directory. Or, if you are in a subdirectory of a repository that
 
 B<mr> cds into and operates on all registered repsitories at or below your
 working directory. Or, if you are in a subdirectory of a repository that
@@ -76,14 +76,26 @@ Show the commit log.
 
 List the repositories that mr will act on.
 
 
 List the repositories that mr will act on.
 
+=item register
+
+Register an existing repository in the mrconfig file. By default, the
+epository in the current directory is registered, or you can specify a
+directory to register.
+
 =item config
 
 =item config
 
-Modifies the mrconfig file. The next parameter is the name of the section
-to add or modify, and it is followed by one or more instances of
-"parameter=value". Use "parameter=" to remove a parameter. For example,
-to register a new svn repository in src/foo:
+Adds, modifies, removes, or prints a value from the mrconfig file. The next
+parameter is the name of the section the value is in. To add or modify
+values, use one or more instances of "parameter=value". Use "parameter=" to
+remove a parameter. Use just "parameter" to get the value of a parameter.
+
+For example, to add (or edit) a repository in src/foo:
+
+  mr config src/foo checkout="svn co svn://example.com/foo/trunk foo"
 
 
-  mr config src/foo checkout="svn co svn://example.com/foo/trunk"
+To show the command that mr uses to update the repository in src/foo:
+
+  mr config src/foo update
 
 =item help
 
 
 =item help
 
@@ -95,10 +107,10 @@ Actions can be abbreviated to any unambiguous subsctring, so
 "mr st" is equivilant to "mr status", and "mr up" is equivilant to "mr
 update"
 
 "mr st" is equivilant to "mr status", and "mr up" is equivilant to "mr
 update"
 
-Additional parameters can be passed to other commands than "commit", they
-will be 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 system.
+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
+system.
 
 =head1 OPTIONS
 
 
 =head1 OPTIONS
 
@@ -133,10 +145,13 @@ Here is an example .mrconfig file:
   chain = true
 
   [src/linux-2.6]
   chain = true
 
   [src/linux-2.6]
-  checkout = git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
+  checkout = git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git &&
+       cd linux-2.6 &&
+       git checkout -b mybranch origin/master
 
 The .mrconfig file uses a variant of the INI file format. Lines starting with
 
 The .mrconfig file uses a variant of the INI file format. Lines starting with
-"#" are comments. Lines ending with "\" are continued on to the next line.
+"#" are comments. Values can be continued to the following line by
+indenting the line with whitespace.
 
 The "DEFAULT" section allows setting default values for the sections that
 come after it.
 
 The "DEFAULT" section allows setting default values for the sections that
 come after it.
@@ -169,7 +184,16 @@ A few parameters have special meanings:
 =item skip
 
 If the "skip" parameter is set and its command returns nonzero, then B<mr>
 =item skip
 
 If the "skip" parameter is set and its command returns nonzero, then B<mr>
-will skip acting on that repository.
+will skip acting on that repository. The command is passed the action
+name in $1.
+
+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.
+
+  skip = test $(whoami) != joey
+  skip = [ "$1" = update ] && [ $(hours_since "$1") -lt 12 ]
 
 =item chain
 
 
 =item chain
 
@@ -259,25 +283,49 @@ if (! exists $knownactions{$action}) {
 }
 
 if ($action eq 'help') {
 }
 
 if ($action eq 'help') {
-       exec($config{''}{DEFAULT}{help});
+       exec($config{''}{DEFAULT}{$action}) || die "exec: $!";
 }
 elsif ($action eq 'config') {
        if (@ARGV < 2) {
                die "mr config: not enough parameters\n";
        }
        my $section=shift;
 }
 elsif ($action eq 'config') {
        if (@ARGV < 2) {
                die "mr config: not enough parameters\n";
        }
        my $section=shift;
-       my %fields;
+       if ($section=~/^\//) {
+               # try to convert to a path relative to $config's dir
+               my ($dir)=$config=~/^(.*\/)[^\/]+$/;
+               if ($section=~/^\Q$dir\E(.*)/) {
+                       $section=$1;
+               }
+       }
+       my %changefields;
        foreach (@ARGV) {
                if (/^([^=]+)=(.*)$/) {
        foreach (@ARGV) {
                if (/^([^=]+)=(.*)$/) {
-                       $fields{$1}=$2;
+                       $changefields{$1}=$2;
                }
                else {
                }
                else {
-                       die "mr config: expected parameter=value, not \"$_\"\n";
+                       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;
+                               }
+                       }
+                       if (! $found) {
+                               die "mr $action: $section $_ not set\n";
+                       }
                }
        }
                }
        }
-       modifyconfig($config, $section, %fields);
+       modifyconfig($config, $section, %changefields) if %changefields;
        exit 0;
 }
        exit 0;
 }
+elsif ($action eq 'register') {
+       my $command="set -e; ".$config{''}{DEFAULT}{lib}."\n".
+               "my_action(){ $config{''}{DEFAULT}{$action}\n }; my_action ".
+               join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV);
+       print STDERR "mr $action: running >>$command<<\n" if $verbose;
+       exec($command) || die "exec: $!";
+}
 
 # work out what repos to act on
 my @repos;
 
 # work out what repos to act on
 my @repos;
@@ -311,7 +359,7 @@ if (! @repos) {
        $nochdir=1;
 }
 
        $nochdir=1;
 }
 
-my (@failed, @successful, @skipped);
+my (@failed, @ok, @skipped);
 foreach my $repo (@repos) {
        action($action, @$repo);
 }
 foreach my $repo (@repos) {
        action($action, @$repo);
 }
@@ -324,7 +372,7 @@ sub action {
 
        if (exists $config{$topdir}{$subdir}{deleted}) {
                if (! -d $dir) {
 
        if (exists $config{$topdir}{$subdir}{deleted}) {
                if (! -d $dir) {
-                       next;
+                       return;
                }
                else {
                        my $test="set -e;".$lib.$config{$topdir}{$subdir}{deleted};
                }
                else {
                        my $test="set -e;".$lib.$config{$topdir}{$subdir}{deleted};
@@ -355,7 +403,8 @@ sub action {
        $ENV{MR_REPO}=$dir;
 
        if (exists $config{$topdir}{$subdir}{skip}) {
        $ENV{MR_REPO}=$dir;
 
        if (exists $config{$topdir}{$subdir}{skip}) {
-               my $test="set -e;".$lib.$config{$topdir}{$subdir}{skip};
+               my $test="set -e;".$lib.
+                       "my_action(){ $config{$topdir}{$subdir}{skip}\n }; my_action '$action'";
                print "mr $action: running skip test >>$test<<\n" if $verbose;
                my $ret=system($test);
                if ($ret >> 8 == 0) {
                print "mr $action: running skip test >>$test<<\n" if $verbose;
                my $ret=system($test);
                if ($ret >> 8 == 0) {
@@ -396,7 +445,7 @@ sub action {
                        }
                }
                else {
                        }
                }
                else {
-                       push @successful, $dir;
+                       push @ok, $dir;
                }
 
                print "\n";
                }
 
                print "\n";
@@ -412,18 +461,18 @@ sub showstat {
        }
        return;
 }
        }
        return;
 }
-if (! @successful && ! @failed && ! @skipped) {
+if (! @ok && ! @failed && ! @skipped) {
        die "mr $action: no repositories found to work on\n";
 }
 print "mr $action: finished (".join("; ",
        die "mr $action: no repositories found to work on\n";
 }
 print "mr $action: finished (".join("; ",
-       showstat($#successful+1, "successful", "successful"),
+       showstat($#ok+1, "ok", "ok"),
        showstat($#failed+1, "failed", "failed"),
        showstat($#skipped+1, "skipped", "skipped"),
 ).")\n";
 if (@failed) {
        exit 1;
 }
        showstat($#failed+1, "failed", "failed"),
        showstat($#skipped+1, "skipped", "skipped"),
 ).")\n";
 if (@failed) {
        exit 1;
 }
-elsif (! @successful && @skipped) {
+elsif (! @ok && @skipped) {
        exit 1;
 }
 exit 0;
        exit 1;
 }
 exit 0;
@@ -437,19 +486,20 @@ sub loadconfig {
        my $in;
        my $dir;
        if (ref $f eq 'GLOB') {
        my $in;
        my $dir;
        if (ref $f eq 'GLOB') {
-               $in=$f; 
                $dir="";
                $dir="";
+               $in=$f; 
        }
        else {
        }
        else {
-               # $f might be a symlink
+               if (! -e $f) {
+                       return;
+               }
+
                my $absf=abs_path($f);
                if ($loaded{$absf}) {
                        return;
                }
                $loaded{$absf}=1;
 
                my $absf=abs_path($f);
                if ($loaded{$absf}) {
                        return;
                }
                $loaded{$absf}=1;
 
-               print "mr: loading config $f\n" if $verbose;
-               open($in, "<", $f) || die "mr: open $f: $!\n";
                ($dir)=$f=~/^(.*\/)[^\/]+$/;
                if (! defined $dir) {
                        $dir=".";
                ($dir)=$f=~/^(.*\/)[^\/]+$/;
                if (! defined $dir) {
                        $dir=".";
@@ -465,22 +515,29 @@ sub loadconfig {
                                last;
                        }
                }
                                last;
                        }
                }
+               
+               print "mr: loading config $f\n" if $verbose;
+               open($in, "<", $f) || die "mr: open $f: $!\n";
        }
        }
+       my @lines=<$in>;
+       close $in;
 
        my $section;
 
        my $section;
-       while (<$in>) {
+       while (@lines) {
+               $_=shift @lines;
                chomp;
                next if /^\s*\#/ || /^\s*$/;
                chomp;
                next if /^\s*\#/ || /^\s*$/;
-               if (/^\s*\[([^\]]*)\]\s*$/) {
+               if (/^\[([^\]]*)\]\s*$/) {
                        $section=$1;
                }
                        $section=$1;
                }
-               elsif (/^\s*(\w+)\s*=\s*(.*)/) {
+               elsif (/^(\w+)\s*=\s*(.*)/) {
                        my $parameter=$1;
                        my $value=$2;
 
                        my $parameter=$1;
                        my $value=$2;
 
-                       # continuation line
-                       while ($value=~/(.*)\\$/s) {
-                               $value=$1."\n".<$in>;
+                       # continued value
+                       while (@lines && $lines[0]=~/^\s(.+)/) {
+                               shift(@lines);
+                               $value.="\n$1";
                                chomp $value;
                        }
 
                                chomp $value;
                        }
 
@@ -514,7 +571,6 @@ sub loadconfig {
                        die "$f line $.: parse error\n";
                }
        }
                        die "$f line $.: parse error\n";
                }
        }
-       close $in;
 
        foreach (@toload) {
                loadconfig($_);
 
        foreach (@toload) {
                loadconfig($_);
@@ -530,46 +586,60 @@ sub modifyconfig {
        my %changefields=@_;
 
        my @lines;
        my %changefields=@_;
 
        my @lines;
+       my @out;
+
        if (-e $f) {
                open(my $in, "<", $f) || die "mr: open $f: $!\n";
                @lines=<$in>;
                close $in;
        }
 
        if (-e $f) {
                open(my $in, "<", $f) || die "mr: open $f: $!\n";
                @lines=<$in>;
                close $in;
        }
 
+       my $formatfield=sub {
+               my $field=shift;
+               my @value=split(/\n/, shift);
+
+               return "$field = ".shift(@value)."\n".
+                       join("", map { "\t$_\n" } @value);
+       };
+       my $addfields=sub {
+               my @blanks;
+               while ($out[$#out] =~ /^\s*$/) {
+                       unshift @blanks, pop @out;
+               }
+               foreach my $field (sort keys %changefields) {
+                       if (length $changefields{$field}) {
+                               push @out, "$field = $changefields{$field}\n";
+                               delete $changefields{$field};
+                       }
+               }
+               push @out, @blanks;
+       };
+
        my $section;
        my $section;
-       my @out;
        while (@lines) {
                $_=shift(@lines);
 
                if (/^\s*\#/ || /^\s*$/) {
                        push @out, $_;
                }
        while (@lines) {
                $_=shift(@lines);
 
                if (/^\s*\#/ || /^\s*$/) {
                        push @out, $_;
                }
-               elsif (/^\s*\[([^\]]*)\]\s*$/) {
+               elsif (/^\[([^\]]*)\]\s*$/) {
                        if (defined $section && 
                            $section eq $targetsection) {
                        if (defined $section && 
                            $section eq $targetsection) {
-                               my @blanks;
-                               while ($out[$#out] =~ /^\s*$/) {
-                                       unshift @blanks, pop @out;
-                               }
-                               foreach my $field (sort keys %changefields) {
-                                       if (length $changefields{$field}) {
-                                               push @out, "$field = $changefields{$field}\n";
-                                       }
-                               }
-                               push @out, @blanks;
+                               $addfields->();
                        }
 
                        $section=$1;
 
                        push @out, $_;
                }
                        }
 
                        $section=$1;
 
                        push @out, $_;
                }
-               elsif (/^\s*(\w+)\s*=\s(.*)/) {
+               elsif (/^(\w+)\s*=\s(.*)/) {
                        my $parameter=$1;
                        my $value=$2;
 
                        my $parameter=$1;
                        my $value=$2;
 
-                       # continuation line
-                       while ($value=~/(.*\\)$/s) {
-                               $value=$1."\n".shift(@lines);
+                       # continued value
+                       while (@lines && $lines[0]=~/^\s(.+)/) {
+                               shift(@lines);
+                               $value.="\n$1";
                                chomp $value;
                        }
 
                                chomp $value;
                        }
 
@@ -582,15 +652,19 @@ sub modifyconfig {
                                }
                        }
 
                                }
                        }
 
-                       push @out, "$parameter = $value\n";
+                       push @out, $formatfield->($parameter, $value);
                }
        }
 
                }
        }
 
-       if (%changefields) {
+       if (defined $section && 
+           $section eq $targetsection) {
+               $addfields->();
+       }
+       elsif (%changefields) {
                push @out, "\n[$targetsection]\n";
                foreach my $field (sort keys %changefields) {
                        if (length $changefields{$field}) {
                push @out, "\n[$targetsection]\n";
                foreach my $field (sort keys %changefields) {
                        if (length $changefields{$field}) {
-                               push @out, "$field = $changefields{$field}\n";
+                               push @out, $formatfield->($field, $changefields{$field});
                        }
                }
        }
                        }
                }
        }
@@ -604,85 +678,126 @@ sub modifyconfig {
 # These can be overridden in ~/.mrconfig.
 __DATA__
 [ALIAS]
 # These can be overridden in ~/.mrconfig.
 __DATA__
 [ALIAS]
-       co = checkout
-       ci = commit
-       ls = list
+co = checkout
+ci = commit
+ls = list
 
 [DEFAULT]
 
 [DEFAULT]
-lib =                                                  \
-       error() {                                       \
-               echo "mr: $@" >&2                       \
-               exit 1                                  \
+lib =
+       error() {
+               echo "mr: $@" >&2
+               exit 1
+       }
+       hours_since() {
+               for dir in .git .svn .bzr CVS; do
+                       if [ -e "$MR_REPO/$dir" ]; then
+                               flagfile="$MR_REPO/$dir/.mr_last$1"
+                               break
+                       fi
+               done
+               if [ -z "$flagfile" ]; then
+                       error "cannot determine flag filename"
+               fi
+               perl -wle 'print -f shift() ? int((-M _) * 24) : 9999' "$flagfile"
+               touch "$flagfile"
        }
 
        }
 
-update =                                               \
-       if [ -d "$MR_REPO"/.svn ]; then                 \
-               svn update "$@"                         \
-       elif [ -d "$MR_REPO"/.git ]; then               \
-               git pull origin master "$@"             \
-       elif [ -d "$MR_REPO"/.bzr ]; then               \
-               bzr merge "$@"                          \
-       elif [ -d "$MR_REPO"/CVS ]; then                \
-               cvs update "$@"                         \
-       else                                            \
-               error "unknown repo type"               \
+update =
+       if [ -d "$MR_REPO"/.svn ]; then
+               svn update "$@"
+       elif [ -d "$MR_REPO"/.git ]; then
+               git pull origin master "$@"
+       elif [ -d "$MR_REPO"/.bzr ]; then
+               bzr merge "$@"
+       elif [ -d "$MR_REPO"/CVS ]; then
+               cvs update "$@"
+       else
+               error "unknown repo type"
+       fi
+status =
+       if [ -d "$MR_REPO"/.svn ]; then
+               svn status "$@"
+       elif [ -d "$MR_REPO"/.git ]; then
+               git status "$@" || true
+       elif [ -d "$MR_REPO"/.bzr ]; then
+               bzr status "$@"
+       elif [ -d "$MR_REPO"/CVS ]; then
+               cvs status "$@"
+       else
+               error "unknown repo type"
+       fi
+commit =
+       if [ -d "$MR_REPO"/.svn ]; then
+               svn commit "$@"
+       elif [ -d "$MR_REPO"/.git ]; then
+               git commit -a "$@" && git push --all
+       elif [ -d "$MR_REPO"/.bzr ]; then
+               bzr commit "$@" && bzr push
+       elif [ -d "$MR_REPO"/CVS ]; then
+               cvs commit "$@"
+       else
+               error "unknown repo type"
+       fi
+diff =
+       if [ -d "$MR_REPO"/.svn ]; then
+               svn diff "$@"
+       elif [ -d "$MR_REPO"/.git ]; then
+               git diff "$@"
+       elif [ -d "$MR_REPO"/.bzr ]; then
+               bzr diff "$@"
+       elif [ -d "$MR_REPO"/CVS ]; then
+               cvs diff "$@"
+       else
+               error "unknown repo type"
        fi
        fi
-status =                                               \
-       if [ -d "$MR_REPO"/.svn ]; then                 \
-               svn status "$@"                         \
-       elif [ -d "$MR_REPO"/.git ]; then               \
-               git status "$@" || true                 \
-       elif [ -d "$MR_REPO"/.bzr ]; then               \
-               bzr status "$@"                         \
-       elif [ -d "$MR_REPO"/CVS ]; then                \
-               cvs status "$@"                         \
-       else                                            \
-               error "unknown repo type"               \
+log =
+       if [ -d "$MR_REPO"/.svn ]; then
+               svn log"$@"
+       elif [ -d "$MR_REPO"/.git ]; then
+               git log "$@"
+       elif [ -d "$MR_REPO"/.bzr ]; then
+               bzr log "$@"
+       elif [ -d "$MR_REPO"/CVS ]; then
+               cvs log "$@"
+       else
+               error "unknown repo type"
        fi
        fi
-commit =                                               \
-       if [ -d "$MR_REPO"/.svn ]; then                 \
-               svn commit "$@"                         \
-       elif [ -d "$MR_REPO"/.git ]; then               \
-               git commit -a "$@" && git push --all    \
-       elif [ -d "$MR_REPO"/.bzr ]; then               \
-               bzr commit "$@" && bzr push             \
-       elif [ -d "$MR_REPO"/CVS ]; then                \
-               cvs commit "$@"                         \
-       else                                            \
-               error "unknown repo type"               \
+register =
+       if [ -n "$1" ]; then
+               cd "$1"
        fi
        fi
-diff =                                                 \
-       if [ -d "$MR_REPO"/.svn ]; then                 \
-               svn diff "$@"                           \
-       elif [ -d "$MR_REPO"/.git ]; then               \
-               git diff "$@"                           \
-       elif [ -d "$MR_REPO"/.bzr ]; then               \
-               bzr diff "$@"                           \
-       elif [ -d "$MR_REPO"/CVS ]; then                \
-               cvs diff "$@"                           \
-       else                                            \
-               error "unknown repo type"               \
+       basedir="$(basename $(pwd))"
+       if [ -d .svn ]; then
+               url=$(LANG=C svn info . | grep -i ^URL: | cut -d ' ' -f 2)
+               if [ -z "$url" ]; then
+                       error "cannot determine svn url"
+               fi
+               echo "Registering svn url: $url"
+               mr config "$(pwd)" checkout="svn co $url $basedir"
+       elif [ -d .git ]; then
+               url=$(LANG=C git-config --get remote.origin.url)
+               if [ -z "$url" ]; then
+                       error "cannot determine git url"
+               fi
+               echo "Registering git url: $url"
+               mr config "$(pwd)" checkout="git clone $url $basedir"
+       elif [ -d .bzr ]; then
+               url=$(cat .bzr/branch/parent)
+               if [ -z "$url" ]; then
+                       error "cannot determine bzr url"
+               fi
+               echo "Registering bzr url: $url"
+               mr config "$(pwd)" checkout="bzr clone $url $basedir"
+       else
+               error "unable to register this repo type"
        fi
        fi
-log =                                                  \
-       if [ -d "$MR_REPO"/.svn ]; then                 \
-               svn log"$@"                             \
-       elif [ -d "$MR_REPO"/.git ]; then               \
-               git log "$@"                            \
-       elif [ -d "$MR_REPO"/.bzr ]; then               \
-               bzr log "$@"                            \
-       elif [ -d "$MR_REPO"/CVS ]; then                \
-               cvs log "$@"                            \
-       else                                            \
-               error "unknown repo type"               \
+help =
+       if [ ! -e "$MR_PATH" ]; then
+               error "cannot find program path"
        fi
        fi
+       (pod2man -c mr "$MR_PATH" | man -l -) || error "pod2man or man failed"
 list = true
 config = 
 list = true
 config = 
-help =                                                 \
-       if [ ! -e "$MR_PATH" ]; then                    \
-               error "cannot find program path"        \
-       fi                                              \
-       (pod2man -c mr "$MR_PATH" | man -l -) ||        \
-               error "pod2man or man failed"
 
 ed = echo "A horse is a horse, of course, of course.."
 T = echo "I pity the fool."
 
 ed = echo "A horse is a horse, of course, of course.."
 T = echo "I pity the fool."