X-Git-Url: https://git.madduck.net/code/myrepos.git/blobdiff_plain/311c6efa8e64a24f406955373eff67e4a35ad0c0..bf887b1478ba87747825f96ab267da8eddd6af31:/mr?ds=inline

diff --git a/mr b/mr
index 62c6be8..55dbdee 100755
--- a/mr
+++ b/mr
@@ -16,6 +16,8 @@ B<mr> [options] status
 
 B<mr> [options] commit [-m "message"]
 
+B<mr> [options] record [-m "message"]
+
 B<mr> [options] diff
 
 B<mr> [options] log
@@ -30,7 +32,7 @@ B<mr> [options] action [params ...]
 
 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, 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.
 
@@ -62,7 +64,16 @@ 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.
 
@@ -121,8 +132,8 @@ 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 +158,39 @@ 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 yeild
+a good speedup in updates without loading the machine too much.
 
 =back
 
@@ -195,7 +224,9 @@ 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 +263,7 @@ 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
@@ -308,11 +339,14 @@ use constant {
 # 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;
@@ -323,9 +357,14 @@ my (@ok, @failed, @skipped);
 
 main();
 
+my %rcs;
 sub rcs_test { #{{{
 	my ($action, $dir, $topdir, $subdir) = @_;
 
+	if (exists $rcs{$dir}) {
+		return $rcs{$dir};
+	}
+
 	my $test="set -e\n";
 	foreach my $rcs_test (
 			sort {
@@ -349,20 +388,24 @@ sub rcs_test { #{{{
 		return undef;
 	}
 	if (! length $rcs) {
-		return undef;
+		return $rcs{$dir}=undef;
 	}
 	else {
-		return $rcs;
+		return $rcs{$dir}=$rcs;
 	}
 } #}}}
 	
 sub findcommand { #{{{
-	my ($action, $dir, $topdir, $subdir) = @_;
+	my ($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(@_);
 
 	if (defined $rcs && 
@@ -380,19 +423,17 @@ sub action { #{{{
 	$ENV{MR_CONFIG}=$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) {
@@ -400,10 +441,8 @@ 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.
@@ -425,7 +464,12 @@ sub action { #{{{
 			return SKIPPED;
 		}
 	}
-	
+
+	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;
@@ -437,18 +481,18 @@ 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 (! $no_chdir) {
-			print "mr $action: $topdir$subdir\n";
+			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 ".
@@ -495,7 +539,7 @@ sub mrs { #{{{
 	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 $outfh, CHILD_STDOUT);
@@ -563,6 +607,11 @@ sub record { #{{{
 		print "\n";
 	}
 	elsif ($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, $dir;
 		print "\n";
 	}
@@ -586,10 +635,10 @@ sub showstats { #{{{
 		showstat($#ok+1, "ok", "ok"),
 		showstat($#failed+1, "failed", "failed"),
 		showstat($#skipped+1, "skipped", "skipped"),
-	).")\n";
+	).")\n" unless $quiet;
 	if ($stats) {
 		if (@skipped) {
-			print "mr $action: (skipped: ".join(" ", @skipped).")\n";
+			print "mr $action: (skipped: ".join(" ", @skipped).")\n" unless $quiet;
 		}
 		if (@failed) {
 			print STDERR "mr $action: (failed: ".join(" ", @failed).")\n";
@@ -640,8 +689,13 @@ sub selectrepos { #{{{
 		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/;
+		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) {
@@ -665,6 +719,18 @@ sub selectrepos { #{{{
 	return @repos;
 } #}}}
 
+sub expandenv { #{{{
+	my $val=shift;
+	
+
+	if ($val=~/\$/) {
+		$val=`echo "$val"`;
+		chomp $val;
+	}
+	
+	return $val;
+} #}}}
+
 my %loaded;
 sub loadconfig { #{{{
 	my $f=shift;
@@ -725,7 +791,7 @@ sub loadconfig { #{{{
 		chomp;
 		next if /^\s*\#/ || /^\s*$/;
 		if (/^\[([^\]]*)\]\s*$/) {
-			$section=$1;
+			$section=expandenv($1);
 		}
 		elsif (/^(\w+)\s*=\s*(.*)/) {
 			my $parameter=$1;
@@ -848,7 +914,7 @@ sub modifyconfig { #{{{
 				$addfields->();
 			}
 
-			$section=$1;
+			$section=expandenv($1);
 
 			push @out, $_;
 		}
@@ -908,7 +974,7 @@ sub dispatch { #{{{
 		register(@ARGV);
 	}
 
-	if ($jobs > 1) {
+	if (!$jobs || $jobs > 1) {
 		mrs($action, selectrepos());
 	}
 	else {
@@ -987,7 +1053,7 @@ sub register { #{{{
 	}
 
 	$ENV{MR_REPO}=getcwd();
-	my $command=findcommand("register", $ENV{MR_REPO}, $directory, 'DEFAULT');
+	my $command=findcommand("register", $ENV{MR_REPO}, $directory, 'DEFAULT', 0);
 	if (! defined $command) {
 		die "mr register: unknown repository type\n";
 	}
@@ -1030,9 +1096,11 @@ sub getopts { #{{{
 		"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,
-		"n|no-recurse" => \$no_recurse,
-		"j|jobs=i" => \$jobs,
+		"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".
@@ -1046,8 +1114,6 @@ sub init { #{{{
 		exit 2;
 	};
 	
-	$ENV{MR_CONFIG}="$ENV{HOME}/.mrconfig";
-
 	# This can happen if it's run in a directory that was removed
 	# or other strangeness.
 	if (! defined $directory) {
@@ -1123,7 +1189,7 @@ lib =
 		if [ -z "$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 "$2" ]; then
 			exit 0
 		else
@@ -1141,10 +1207,10 @@ darcs_test = test -d "$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
+	test "`GIT_CONFIG="$MR_REPO"/config git config --get core.bare`" = true
 
 svn_update = svn update "$@"
-git_update = if [ "$@" ]; then git pull "$@"; else git pull -t origin master; fi
+git_update = git pull "$@"
 bzr_update = bzr merge "$@"
 cvs_update = cvs update "$@"
 hg_update  = hg pull "$@" && hg update "$@"
@@ -1155,21 +1221,26 @@ git_status = git status "$@" || true
 bzr_status = bzr status "$@"
 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
 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
+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_diff = svn diff "$@"
 git_diff = git diff "$@"
 bzr_diff = bzr diff "$@"
 cvs_diff = cvs diff "$@"
 hg_diff  = hg diff "$@"
-darcs_diff = darcs diff "$@"
+darcs_diff = darcs diff -u "$@"
 
 svn_log = svn log "$@"
 git_log = git log "$@"
@@ -1180,44 +1251,44 @@ darcs_log = darcs changes "$@"
 git_bare_log = git log "$@"
 
 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'"
 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'"
 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'"
 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' '$repo'"
 hg_register = 
-	url=$(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'"
 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 '$url'p '$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 "$url" ]; then
 		error "cannot determine git url"
 	fi
@@ -1228,7 +1299,10 @@ help =
 	if [ ! -e "$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 =