X-Git-Url: https://git.madduck.net/code/myrepos.git/blobdiff_plain/c813041b45599cddd8127f2fa73f11facdcc38e6..36ce226caca56a82e8c56426c5bb9bfc47e9e642:/mr

diff --git a/mr b/mr
index 89f3281..b268027 100755
--- a/mr
+++ b/mr
@@ -30,9 +30,9 @@ 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 and
-bzr repositories, and support for other revision control systems can easily be
-added.
+respository. It supports any combination of subversion, git, cvs, mecurial,
+bzr and darcs repositories, and support for other revision control systems can
+easily be added.
 
 B<mr> cds into and operates on all registered repositories at or below your
 working directory. Or, if you are in a subdirectory of a repository that
@@ -231,6 +231,16 @@ been at least 12 hours since the last update.
   skip = test $(whoami) != joey
   skip = [ "$1" = update ] && ! hours_since "$1" 12
 
+=item order
+
+The "order" parameter can be used to override the default ordering of
+repositories. The default order value is 10. Use smaller values to make
+repositories be processed earlier, and larger values to make repositories
+be processed later.
+
+Note that if a repository is located in a subdirectory of another
+repository, ordering it to be processed earlier is not recommended.
+
 =item chain
 
 If the "chain" parameter is set and its command returns true, then B<mr>
@@ -276,7 +286,6 @@ $SIG{INT}=sub {
 
 $ENV{MR_CONFIG}="$ENV{HOME}/.mrconfig";
 my $config_overridden=0;
-my $directory=getcwd();
 my $verbose=0;
 my $stats=0;
 my $no_recurse=0;
@@ -285,6 +294,7 @@ my %config;
 my %configfiles;
 my %knownactions;
 my %alias;
+my $directory=getcwd();
 
 Getopt::Long::Configure("no_permute");
 my $result=GetOptions(
@@ -300,6 +310,9 @@ if (! $result || @ARGV < 1) {
 	    "(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
@@ -400,34 +413,55 @@ elsif ($action eq 'register') {
 	exec($command) || die "exec: $!";
 }
 
+# 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;
+
 # work out what repos to act on
 my @repos;
 my $nochdir=0;
-foreach my $topdir (sort keys %config) {
-	foreach my $subdir (sort keys %{$config{$topdir}}) {
+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 $d=~/\/$/;
-		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
-	LEAF: foreach my $topdir (reverse sort keys %config) {
-		foreach my $subdir (reverse sort keys %{$config{$topdir}}) {
-			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, $subdir];
-				last LEAF;
-			}
+		if ($d=~/^\Q$dir\E/) {
+			push @repos, [$dir, $topdir, $subdir];
+			last;
 		}
 	}
 	$nochdir=1;
@@ -441,7 +475,6 @@ if ($jobs > 1) {
 else {
 	foreach my $repo (@repos) {
 		record($repo, action($action, @$repo));
-		print "\n";
 	}
 }
 if (! @ok && ! @failed && ! @skipped) {
@@ -530,7 +563,9 @@ sub action { #{{{
 			print "mr $action: $topdir$subdir\n";
 		}
 		else {
-			print "mr $action: $topdir$subdir (in subdir $directory)\n";
+			my $s=$directory;
+			$s=~s/^\Q$topdir$subdir\E\/?//;
+			print "mr $action: $topdir$subdir (in subdir $s)\n";
 		}
 		my $command="set -e; ".$lib.
 			"my_action(){ $config{$topdir}{$subdir}{$action}\n }; my_action ".
@@ -619,7 +654,6 @@ sub mrs { #{{{
 						    	waitpid($active[$i][0], 0);
 							print STDOUT $out[$i][0];
 							print STDERR $out[$i][1];
-							print "\n";
 							record($active[$i][1], $? >> 8);
 						    	splice(@fhs, $i, 1);
 						    	splice(@active, $i, 1);
@@ -640,9 +674,11 @@ sub record { #{{{
 
 	if ($ret == OK) {
 		push @ok, $dir;
+		print "\n";
 	}
 	elsif ($ret == FAILED) {
 		push @failed, $dir;
+		print "\n";
 	}
 	elsif ($ret == SKIPPED) {
 		push @skipped, $dir;
@@ -893,6 +929,7 @@ ci = commit
 ls = list
 
 [DEFAULT]
+order = 10
 lib =
 	error() {
 		echo "mr: $@" >&2
@@ -902,7 +939,7 @@ lib =
 		if [ -z "$1" ] || [ -z "$2" ]; then
 			error "mr: usage: hours_since action num"
 		fi
-		for dir in .git .svn .bzr CVS .hg; do
+		for dir in .git .svn .bzr CVS .hg _darcs; do
 			if [ -e "$MR_REPO/$dir" ]; then
 				flagfile="$MR_REPO/$dir/.mr_last$1"
 				break
@@ -923,25 +960,30 @@ lib =
 update =
 	if [ -d "$MR_REPO"/.svn ]; then
 		svn update "$@"
-	elif [ -d "$MR_REPO"/.git ]; then
+	elif [ -d "$MR_REPO"/.git ] || [ "${MR_REPO%.git/}" != "$MR_REPO" ]; then
+		# this is a bug in git-fetch, which requires GIT_DIR set
+		[ "${MR_REPO%.git/}" != "$MR_REPO" ] && GIT_DIR="$MR_REPO" && export GIT_DIR
 		if [ -z "$@" ]; then
 			git pull -t origin master
 		else
 			git pull "$@"
 		fi
+		unset GIT_DIR
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr merge "$@"
 	elif [ -d "$MR_REPO"/CVS ]; then
 		cvs update "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg pull "$@" && hg update "$@"
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs pull -a "$@"
 	else
 		error "unknown repo type"
 	fi
 status =
 	if [ -d "$MR_REPO"/.svn ]; then
 		svn status "$@"
-	elif [ -d "$MR_REPO"/.git ]; then
+	elif [ -d "$MR_REPO"/.git ] || [ "${MR_REPO%.git/}" != "$MR_REPO" ]; then
 		git status "$@" || true
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr status "$@"
@@ -949,6 +991,8 @@ status =
 		cvs status "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg status "$@"
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs whatsnew -ls "$@"
 	else
 		error "unknown repo type"
 	fi
@@ -957,12 +1001,16 @@ commit =
 		svn commit "$@"
 	elif [ -d "$MR_REPO"/.git ]; then
 		git commit -a "$@" && git push --all
+	elif [ "${MR_REPO%.git/}" != "$MR_REPO" ]; then
+		error "commit does not work for fake bare git repositories (yet)."
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr commit "$@" && bzr push
 	elif [ -d "$MR_REPO"/CVS ]; then
 		cvs commit "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg commit -m "$@" && hg push
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs commit -a -m "$@" && darcs push -a
 	else
 		error "unknown repo type"
 	fi
@@ -971,19 +1019,23 @@ diff =
 		svn diff "$@"
 	elif [ -d "$MR_REPO"/.git ]; then
 		git diff "$@"
+	elif [ "${MR_REPO%.git/}" != "$MR_REPO" ]; then
+		error "commit does not work for fake bare git repositories (yet)."
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr diff "$@"
 	elif [ -d "$MR_REPO"/CVS ]; then
 		cvs diff "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg diff "$@"
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs diff "$@"
 	else
 		error "unknown repo type"
 	fi
 log =
 	if [ -d "$MR_REPO"/.svn ]; then
 		svn log"$@"
-	elif [ -d "$MR_REPO"/.git ]; then
+	elif [ -d "$MR_REPO"/.git ] || [ "${MR_REPO%.git/}" != "$MR_REPO" ]; then
 		git log "$@"
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr log "$@"
@@ -991,6 +1043,8 @@ log =
 		cvs log "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg log "$@"
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs changes "$@"
 	else
 		error "unknown repo type"
 	fi
@@ -1006,12 +1060,37 @@ register =
 		fi
 		echo "Registering svn url: $url in $MR_CONFIG"
 		mr -c "$MR_CONFIG" config "$(pwd)" checkout="svn co $url $basedir"
-	elif [ -d .git ]; then
-		url=$(LANG=C git-config --get remote.origin.url)
+	elif [ -d .git ] || [ "${basedir%.git}" != "$basedir" ]; then
+		GIT_CONFIG=.git/config
+		[ ! -f $GIT_CONFIG ] && GIT_CONFIG=config
+		export GIT_CONFIG
+		url="$(LANG=C git-config --get remote.origin.url)"
 		if [ -z "$url" ]; then
 			error "cannot determine git url"
 		fi
-		echo "Registering git url: $url in $MR_CONFIG"
+		if [ $GIT_CONFIG = config ]; then
+			# this seems like a bare repo as it has no worktree.
+			# mr needs a worktree and cannot work with bare
+			# repositories, so ensure that it's "fake bare" and
+			# has a worktree configured.
+			case "$(git-config --get core.bare)" in
+				true) error "cannot register a bare git repository";;
+			esac
+			GIT_WORK_TREE="$(git-config --get core.worktree)" || :
+			case "$GIT_WORK_TREE" in
+				'') error "cannot register a fake bare git repository without core.worktree";;
+				*)
+					if [ ! -d "$GIT_WORK_TREE" ]; then
+						error "git worktree $GIT_WORK_TREE does not exist"
+					fi;;
+			esac
+			suffix=" (with worktree $GIT_WORK_TREE)"
+			mr -c "$MR_CONFIG" config "$(pwd)" \
+				lib="GIT_WORK_TREE=$GIT_WORK_TREE; export GIT_WORK_TREE"
+			unset GIT_WORK_TREE
+		fi
+		echo "Registering git url: $url in $MR_CONFIG${suffix:-}"
+		unset GIT_CONFIG
 		mr -c "$MR_CONFIG" config "$(pwd)" checkout="git clone $url $basedir"
 	elif [ -d .bzr ]; then
 		url=$(cat .bzr/branch/parent)
@@ -1034,6 +1113,11 @@ register =
 		echo "Registering mercurial repo url: $url in $MR_CONFIG"
 		mr -c "$MR_CONFIG" config "$(pwd)" \
 			checkout="hg clone $url $basedir"
+	elif [ -d _darcs ]; then
+		url=$(cat _darcs/prefs/defaultrepo)
+		echo "Registering darcs repository $url in $MR_CONFIG"
+		mr -c "$MR_CONFIG" config "$(pwd)" \
+			checkout="darcs get $url $basedir"
 	else
 		error "unable to register this repo type"
 	fi
@@ -1049,3 +1133,5 @@ 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