X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/65b97e13fe2638f587c13521e2970a037d09eab2..1a7ec512ee5ec4516662f5aaf3c23bded83cd6d9:/vcsh

diff --git a/vcsh b/vcsh
index 044bdf0..0f2c5af 100755
--- a/vcsh
+++ b/vcsh
@@ -19,11 +19,12 @@
 # If '.git-HEAD' is appended to the version, you are seeing an unreleased
 # version of vcsh; the master branch is supposed to be clean at all times
 # so you can most likely just use it nonetheless
-VERSION='1.20141009'
+VERSION='1.20141026'
 SELF=$(basename $0)
 
 fatal() {
 	echo "$SELF: fatal: $1" >&2
+	[ -z $2 ] && exit 1
 	exit $2
 }
 
@@ -75,6 +76,7 @@ fi
 # Read defaults
 : ${VCSH_REPO_D:="$XDG_CONFIG_HOME/vcsh/repo.d"}
 : ${VCSH_HOOK_D:="$XDG_CONFIG_HOME/vcsh/hooks-enabled"}
+: ${VCSH_OVERLAY_D:="$XDG_CONFIG_HOME/vcsh/overlays-enabled"}
 : ${VCSH_BASE:="$HOME"}
 : ${VCSH_GITIGNORE:=exact}
 : ${VCSH_GITATTRIBUTES:=none}
@@ -98,7 +100,8 @@ help() {
    -v                   Enable verbose mode
 
    commands:
-   clone <remote> \\
+   clone [-b <branch>] \\
+         <remote> \\
          [<repo>]       Clone from an existing repository
    commit               Commit in all repositories
    delete <repo>        Delete an existing repository
@@ -106,9 +109,8 @@ help() {
    help                 Display this help text
    init <repo>          Initialize a new repository
    list                 List all repositories
-   list-tracked         List all files tracked by vcsh
-   list-tracked-by \\
-        <repo>          List files tracked by a repository
+   list-tracked \\
+        [<repo>]        List all files tracked all or one repositories
    list-untracked \\
         [<-r>] [<repo>] List all files not tracked by all or one repositories
    pull                 Pull from all vcsh remotes
@@ -148,15 +150,17 @@ clone() {
 	hook pre-clone
 	init
 	git remote add origin "$GIT_REMOTE"
-	git config branch.master.remote origin
-	git config branch.master.merge  refs/heads/master
-	if [ $(git ls-remote origin master 2> /dev/null | wc -l ) -lt 1 ]; then
-		info "remote is empty, not merging anything"
+	git checkout -b "$VCSH_BRANCH" || return $?
+	git config branch."$VCSH_BRANCH".remote origin
+	git config branch."$VCSH_BRANCH".merge  refs/heads/"$VCSH_BRANCH"
+	if [ $(git ls-remote origin "$VCSH_BRANCH" 2> /dev/null | wc -l ) -lt 1 ]; then
+		info "remote is empty, not merging anything.
+  You should add files to your new repository."
 		exit
 	fi
-	git fetch
+	git fetch origin "$VCSH_BRANCH"
 	hook pre-merge
-	git ls-tree -r --name-only origin/master | (while read object; do
+	git ls-tree -r --name-only origin/"$VCSH_BRANCH" | (while read object; do
 		[ -e "$object" ] &&
 			error "'$object' exists." &&
 			VCSH_CONFLICT=1
@@ -164,7 +168,7 @@ clone() {
 	[ x"$VCSH_CONFLICT" = x'1' ]) &&
 		fatal "will stop after fetching and not try to merge!
   Once this situation has been resolved, run 'vcsh $VCSH_REPO_NAME pull' to finish cloning." 17
-	git merge origin/master
+	git merge origin/"$VCSH_BRANCH"
 	hook post-merge
 	hook post-clone
 	retire
@@ -244,46 +248,22 @@ get_files() {
 }
 
 list_tracked() {
-	for VCSH_REPO_NAME in $(list); do
-		get_files
-	done | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
-	    sed 's/[,\&]/\\&/g')," | sort -u
-}
-
-list_tracked_by() {
-	use
-	git ls-files | sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | \
-	    sed 's/[,\&]/\\&/g')," | sort -u
-}
-
-pull() {
-	hook pre-pull
-	for VCSH_REPO_NAME in $(list); do
-		printf '%s: ' "$VCSH_REPO_NAME"
-		GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
-		use
-		git pull
-		VCSH_COMMAND_RETURN_CODE=$?
-		echo
-	done
-	hook post-pull
+	VCSH_REPO_NAME=$2; export VCSH_REPO_NAME
+	if [ -n "$VCSH_REPO_NAME" ]; then
+		get_files | list_tracked_helper
+	else
+		for VCSH_REPO_NAME in $(list); do
+			get_files
+		done | list_tracked_helper
+	fi
 }
 
-push() {
-	hook pre-push
-	for VCSH_REPO_NAME in $(list); do
-		printf '%s: ' "$VCSH_REPO_NAME"
-		GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
-		use
-		git push
-		VCSH_COMMAND_RETURN_CODE=$?
-		echo
-	done
-	hook post-push
+list_tracked_helper() {
+	sed "s,^,$(printf '%s\n' "$VCSH_BASE/" | sed 's/[,\&]/\\&/g')," | sort -u
 }
 
-retire() {
-	unset VCSH_DIRECTORY
+list_tracked_by() {
+	list_tracked $2
 }
 
 list_untracked() {
@@ -335,6 +315,36 @@ list_untracked_helper() {
 	comm -12 --nocheck-order $temp_file_others $temp_file_untracked_copy > $temp_file_untracked
 }
 
+pull() {
+	hook pre-pull
+	for VCSH_REPO_NAME in $(list); do
+		printf '%s: ' "$VCSH_REPO_NAME"
+		GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+		use
+		git pull
+		VCSH_COMMAND_RETURN_CODE=$?
+		echo
+	done
+	hook post-pull
+}
+
+push() {
+	hook pre-push
+	for VCSH_REPO_NAME in $(list); do
+		printf '%s: ' "$VCSH_REPO_NAME"
+		GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+		use
+		git push
+		VCSH_COMMAND_RETURN_CODE=$?
+		echo
+	done
+	hook post-push
+}
+
+retire() {
+	unset VCSH_DIRECTORY
+}
+
 rename() {
 	git_dir_exists
 	[ -d "$GIT_DIR_NEW" ] && fatal "'$GIT_DIR_NEW' exists" 54
@@ -358,22 +368,29 @@ run() {
 
 status() {
 	if [ -n "$VCSH_REPO_NAME" ]; then
-		GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
-		use
-		git status --short --untracked-files='no'
-		VCSH_COMMAND_RETURN_CODE=$?
+		status_helper $VCSH_REPO_NAME
 	else
 		for VCSH_REPO_NAME in $(list); do
 			echo "$VCSH_REPO_NAME:"
-			GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
-			use
-			git status --short --untracked-files='no'
-			VCSH_COMMAND_RETURN_CODE=$?
+			status_helper $VCSH_REPO_NAME
 			echo
 		done
 	fi
 }
 
+status_helper() {
+	GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
+	use
+	remote_tracking_branch=$(git rev-parse --abbrev-ref --symbolic-full-name @{u} 2> /dev/null) && {
+		commits_behind=$(git log ..${remote_tracking_branch} --oneline | wc -l)
+		commits_ahead=$(git log ${remote_tracking_branch}.. --oneline | wc -l)
+		[ ${commits_behind} -ne 0 ] && echo "Behind $remote_tracking_branch by $commits_behind commits"
+		[ ${commits_ahead} -ne 0 ] && echo "Ahead of $remote_tracking_branch by $commits_ahead commits"
+	}
+	git status --short --untracked-files='no'
+	VCSH_COMMAND_RETURN_CODE=$?
+}
+
 upgrade() {
 	hook pre-upgrade
 	# fake-bare repositories are not bare, actually. Set this to false
@@ -402,6 +419,7 @@ use() {
 }
 
 which() {
+	[ -e "$VCSH_COMMAND_PARAMETER" ] || fatal "'$VCSH_COMMAND_PARAMETER' does not exist" 1
 	for VCSH_REPO_NAME in $(list); do
 		for VCSH_FILE in $(get_files); do
 			echo "$VCSH_FILE" | grep -q "$VCSH_COMMAND_PARAMETER" && echo "$VCSH_REPO_NAME: $VCSH_FILE"
@@ -481,11 +499,28 @@ case $VCSH_COMMAND in
 esac    
 
 if [ x"$VCSH_COMMAND" = x'clone' ]; then
+	VCSH_BRANCH=
+	if [ "$2" = -b ]; then
+		VCSH_BRANCH=$3
+		shift
+		shift
+	fi
 	[ -z "$2" ] && fatal "$VCSH_COMMAND: please specify a remote" 1
 	GIT_REMOTE="$2"
-	[ -n "$3" ] && VCSH_REPO_NAME=$3 || VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git)
+	[ -n "$VCSH_BRANCH" ] || if [ "$3" = -b ]; then
+		VCSH_BRANCH=$4
+		shift
+		shift
+	fi
+	if [ -n "$3" ]; then
+		VCSH_REPO_NAME=$3
+		[ -z "$VCSH_BRANCH" ] && [ "$4" = -b ] && VCSH_BRANCH=$5
+	else
+		VCSH_REPO_NAME=$(basename "${GIT_REMOTE#*:}" .git)
+	fi
 	[ -z "$VCSH_REPO_NAME" ] && fatal "$VCSH_COMMAND: could not determine repository name" 1
 	export VCSH_REPO_NAME
+	[ -n "$VCSH_BRANCH" ] || VCSH_BRANCH=master
 	GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
 elif [ "$VCSH_COMMAND" = 'version' ]; then
 	echo "$SELF $VERSION"
@@ -562,6 +597,17 @@ check_dir "$VCSH_REPO_D"
 
 verbose "$VCSH_COMMAND begin"
 VCSH_COMMAND=$(echo "$VCSH_COMMAND" | sed 's/-/_/g'); export VCSH_COMMAND
+
+# Source repo-specific configuration file
+[ -r "$XDG_CONFIG_HOME/vcsh/config.d/$VCSH_REPO_NAME" ] && . "$XDG_CONFIG_HOME/vcsh/config.d/$VCSH_REPO_NAME"
+
+# source overlay functions
+for overlay in "$VCSH_OVERLAY_D/$VCSH_COMMAND"* "$VCSH_OVERLAY_D/$VCSH_REPO_NAME.$VCSH_COMMAND"*; do
+	[ -r "$overlay" ] || continue
+	info "sourcing '$overlay'"
+	. "$overlay"
+done
+
 hook pre-command
 $VCSH_COMMAND "$@"
 hook post-command