X-Git-Url: https://git.madduck.net/code/myrepos.git/blobdiff_plain/85ce2a20f76df1553adcda83897083f457761f61..c20b454a225407e5c6b918cbb6e739b888b252ab:/mr

diff --git a/mr b/mr
index 357b2d2..c646a3b 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
@@ -563,7 +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 ".
@@ -937,7 +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
@@ -954,29 +956,56 @@ lib =
 			exit 1
 		fi
 	}
+	get_git_repo_type()
+	{
+		if [ -d "$1"/.git ] && [ -d "$1"/.git/refs/heads ] &&
+			[ -d "$1"/.git/objects ] && [ -f "$1"/.git/config ];
+			then
+			echo non-bare
+		elif [ -d "$1"/refs/heads ] && [ -d "$1"/refs/tags ] &&
+			[ -d "$1"/objects ] && [ -f "$1"/config ]; then
+			local bare
+			bare="$(GIT_CONFIG="$1"/config git-config --get core.bare)"
+			case "$bare" in
+				true) echo bare;;
+				false) echo fake-bare;;
+				*) return 255;;
+			esac
+		else
+			return 1
+		fi
+	}
+	is_git_repo() {
+		get_git_repo_type "$1" >/dev/null
+	}
 
 update =
 	if [ -d "$MR_REPO"/.svn ]; then
 		svn update "$@"
-	elif [ -d "$MR_REPO"/.git ]; then
-		if [ -z "$@" ]; then
-			git pull -t origin master
-		else
-			git pull "$@"
-		fi
+	elif is_git_repo "$MR_REPO"; then
+		# 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 "$args"
 	elif [ -d "$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 "$MR_REPO"/.git ]; then
+	elif is_git_repo "$MR_REPO"; then
 		git status "$@" || true
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr status "$@"
@@ -984,13 +1013,19 @@ status =
 		cvs status "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg status "$@"
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs whatsnew -ls "$@"
 	else
 		error "unknown repo type"
 	fi
 commit =
 	if [ -d "$MR_REPO"/.svn ]; then
 		svn commit "$@"
-	elif [ -d "$MR_REPO"/.git ]; then
+	elif is_git_repo "$MR_REPO"; then
+		case "$(get_git_repo_type "$MR_REPO")" in
+			bare) error "cannot commit to bare git repositories";;
+			fake-bare) error "commit does not work for fake bare git repositories (yet).";;
+		esac
 		git commit -a "$@" && git push --all
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr commit "$@" && bzr push
@@ -998,13 +1033,19 @@ commit =
 		cvs commit "$@"
 	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
 diff =
 	if [ -d "$MR_REPO"/.svn ]; then
 		svn diff "$@"
-	elif [ -d "$MR_REPO"/.git ]; then
+	elif is_git_repo "$MR_REPO"; then
+		case "$(get_git_repo_type "$MR_REPO")" in
+			bare) error "cannot diff in bare git repositories";;
+			fake-bare) error "diff does not work for fake bare git repositories (yet).";;
+		esac
 		git diff "$@"
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr diff "$@"
@@ -1012,13 +1053,15 @@ diff =
 		cvs diff "$@"
 	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 "$MR_REPO"/.git ]; then
+	elif is_git_repo "$MR_REPO"; then
 		git log "$@"
 	elif [ -d "$MR_REPO"/.bzr ]; then
 		bzr log "$@"
@@ -1026,6 +1069,8 @@ log =
 		cvs log "$@"
 	elif [ -d "$MR_REPO"/.hg ]; then
 		hg log "$@"
+	elif [ -d "$MR_REPO"/_darcs ]; then
+		darcs changes "$@"
 	else
 		error "unknown repo type"
 	fi
@@ -1041,12 +1086,33 @@ 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 is_git_repo .; then
+		local repo_type; repo_type="$(get_git_repo_type .)"
+		local config;
+		case "$repo_type" in
+			non-bare) config=.git/config;;
+			bare|fake-bare) config=config;;
+			*) error "unknown git repository type: $repo_type"
+		esac
+		url="$(LANG=C GIT_CONFIG="$config" git-config --get remote.origin.url)"
 		if [ -z "$url" ]; then
 			error "cannot determine git url"
 		fi
-		echo "Registering git url: $url in $MR_CONFIG"
+		case "$repo_type" in
+			bare|fake-bare)
+				# this seems like a bare repo as it has no
+				# worktree.
+				local work_tree
+				work_tree="$(git-config --get core.worktree)" || :
+				if [ ! -d "$work_tree" ]; then
+					error "git worktree $work_tree does not exist"
+				fi
+				suffix=" (with worktree $work_tree)"
+				mr -c "$MR_CONFIG" config "$(pwd)" \
+					lib="GIT_WORK_TREE=$work_tree; export GIT_WORK_TREE"
+				;;
+		esac
+		echo "Registering git url: $url in $MR_CONFIG${suffix:-}"
 		mr -c "$MR_CONFIG" config "$(pwd)" checkout="git clone $url $basedir"
 	elif [ -d .bzr ]; then
 		url=$(cat .bzr/branch/parent)
@@ -1069,6 +1135,11 @@ 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
@@ -1084,3 +1155,5 @@ 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