X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/6f91211dc0410339d678e5489eb6fd14b4251c87..20e1e3ecbaadad56c0ac8678f1c1e3cc257e6d57:/vcsh

diff --git a/vcsh b/vcsh
index 4979d71..3937d2b 100755
--- a/vcsh
+++ b/vcsh
@@ -1,15 +1,19 @@
 #!/bin/sh
 
 # This program is licensed under the GNU GPL version 2 or later.
-# (c) Richard "RichiH" Hartmann, 2011
+# (c) Richard "RichiH" Hartmann <richih.mailinglist@gmail.com>, 2011-2012
 # For details, see LICENSE. To submit patches, you have to agree to
 # license your code under the GNU GPL version 2 or later.
 
 
-[ -n "$VCSH_DEBUG" ]      && set -vx
-[ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config"
-[ -z "$VCSH_REPO_D" ]     && VCSH_REPO_D="$XDG_CONFIG_HOME/vcsh/repo.d"
-[ -z "$VCSH_BASE" ]       && VCSH_BASE="$HOME"
+[ -n "$VCSH_DEBUG" ]                  && set -vx
+[ -z "$XDG_CONFIG_HOME" ]             && XDG_CONFIG_HOME="$HOME/.config"
+[ -r "$XDG_CONFIG_HOME/vcsh/config" ] && . "$XDG_CONFIG_HOME/vcsh/config"
+[ -n "$VCSH_DEBUG" ]                  && set -vx
+[ -z "$VCSH_REPO_D" ]                 && VCSH_REPO_D="$XDG_CONFIG_HOME/vcsh/repo.d"
+[ -z "$VCSH_HOOK_D" ]                 && VCSH_HOOK_D="$XDG_CONFIG_HOME/vcsh/hooks-enabled"
+[ -z "$VCSH_BASE" ]                   && VCSH_BASE="$HOME"
+[ -z "$VCSH_GITIGNORE" ]              && VCSH_GITIGNORE='exact'
 
 SELF=$(basename $0)
 
@@ -18,9 +22,9 @@ help() {
 
    clone <remote> \\
          [<repo>]       Clone from an existing repository
-   help                 Display this help text
    delete               Delete an existing repository
    enter                Enter repository; spawn new instance of \$SHELL
+   help                 Display this help text
    init <repo>          Initialize a new repository
    list                 List all repositories
    list-tracked         List all files tracked by vcsh
@@ -31,6 +35,7 @@ help() {
    run <repo> \\
        <command>        Use this repository
    setup                Set up repository with recommended settings
+   which <substring>    Find substring in name of any tracked file
    write-gitignore \\
    <repo>               Write .gitignore.d/<repo> via git ls-files
 
@@ -64,7 +69,7 @@ clone() {
 	git remote add origin "$GIT_REMOTE"
 	git config branch.master.remote origin
 	git config branch.master.merge  refs/heads/master
-	if [ -z $(git ls-remote 2> /dev/null) ]; then
+	if [ $(git ls-remote origin master 2> /dev/null | wc -l ) -lt 1 ]; then
 		info "remote is empty, not merging anything"
 		exit
 	fi
@@ -90,24 +95,34 @@ delete() {
 $files
 
 AGAIN, THIS WILL DELETE YOUR DATA!
-To continue, type \"Yes, do as I say\""
+To continue, type 'Yes, do as I say'"
 	read answer
-	[ "x$answer" = "xYes, do as I say" ] || exit 16
+	[ "x$answer" = 'xYes, do as I say' ] || exit 16
 	for file in $files; do
 		rm -f $file || info "could not delete '$file', continuing with deletion"
 	done
-	rmdir "$GIT_DIR" || error "could not delete '$GIT_DIR'"
+	rm -r "$GIT_DIR" || error "could not delete '$GIT_DIR'"
 }
 
 enter() {
+	hook pre-enter
 	use
 	$SHELL
+	hook post-enter
 }
 
 git_dir_exists() {
 	[ -d "$GIT_DIR" ] || fatal "no repository found for '$VCSH_REPO_NAME'" 12
 }
 
+hook() {
+	for hook in $VCSH_HOOK_D/$1* $VCSH_HOOK_D/$VCSH_REPO_NAME.$1*; do
+		[ -x "$hook" ] || continue
+		info "executing '$hook'"
+		"$hook"
+	done
+}
+
 init() {
 	[ ! -e "$GIT_DIR" ] || fatal "'$GIT_DIR' exists" 10
 	export GIT_WORK_TREE="$VCSH_BASE"
@@ -147,16 +162,20 @@ rename() {
 }
 
 run() {
+	hook pre-run
 	use
 	$VCSH_EXTERNAL_COMMAND
+	hook post-run
 }
 
 setup() {
+	hook pre-setup
 	use
 	git config core.worktree     "$GIT_WORK_TREE"
 	git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME"
 	git config vcsh.vcsh         'true'
 	[ -e "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" ] && git add -f "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME"
+	hook post-setup
 }
 
 use() {
@@ -165,6 +184,14 @@ use() {
 	export VCSH_DIRECTORY="$VCSH_REPO_NAME"
 }
 
+which() {
+	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: $VCSH_FILE"
+		done
+	done | sort -u
+}
+
 write_gitignore() {
 	use
 	cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
@@ -179,7 +206,9 @@ write_gitignore() {
 	echo '*' > "$tempfile" || fatal "could not write to '$tempfile'" 57
 	for gitignore in $gitignores; do
 		echo "$gitignore" | sed 's/^/!/' >> "$tempfile" || fatal "could not write to '$tempfile'" 57
-		[ -d "$gitignore" ] && { echo "$gitignore/*" | sed 's/^/!/' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; }
+		if [ x$VCSH_GITIGNORE = x'recursive' ] && [ -d "$gitignore" ]; then
+			{ echo "$gitignore/*" | sed 's/^/!/' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; }
+		fi
 	done
 	if diff -N "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then
 		rm -f "$tempfile" || error "could not delete '$tempfile'"
@@ -194,20 +223,29 @@ write_gitignore() {
 		fatal "could not move '$tempfile' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME'" 53
 }
 
+if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then
+	fatal "'\$VCSH_GITIGNORE' must be either 'exact' or 'recursive'" 1
+fi
+
 if [ "$1" = 'clone' ]; then
-	[ -z $2 ] && fatal "$1: please specify a remote" 1
+	[ -z "$2" ] && fatal "$1: please specify a remote" 1
 	export VCSH_COMMAND="$1"
 	GIT_REMOTE="$2"
 	[ -n "$3" ] && VCSH_REPO_NAME="$3" || VCSH_REPO_NAME=$(basename "$GIT_REMOTE" .git)
 	export VCSH_REPO_NAME
 	export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
-elif [ "$1" = 'delete' ] ||
-     [ "$1" = 'enter' ] ||
-     [ "$1" = 'init' ] ||
-     [ "$1" = 'list-tracked-by' ] ||
-     [ "$1" = 'rename' ] ||
-     [ "$1" = 'run' ] ||
-     [ "$1" = 'setup' ] ||
+elif [ "$1" = 'which' ]; then
+	[ -z "$2" ] && fatal "$1: please specify a filename" 1
+	[ -n "$3" ] && fatal "$1: too many parameters" 1
+	export VCSH_COMMAND="$1"
+	export VCSH_COMMAND_PARAMETER="$2"
+elif [ "$1" = 'delete' ]           ||
+     [ "$1" = 'enter' ]            ||
+     [ "$1" = 'init' ]             ||
+     [ "$1" = 'list-tracked-by' ]  ||
+     [ "$1" = 'rename' ]           ||
+     [ "$1" = 'run' ]              ||
+     [ "$1" = 'setup' ]            ||
      [ "$1" = 'write-gitignore' ]; then
 	[ -z $2 ]                      && fatal "$1: please specify repository to work on" 1
 	[ "$1" = 'rename' -a -z "$3" ] && fatal "$1: please specify a target name" 1
@@ -242,7 +280,7 @@ fi
 # Mangle the input to fit normal operation.
 if echo $VCSH_REPO_NAME | grep -q '/'; then
 	export GIT_DIR=$VCSH_REPO_NAME
-	export VCSH_REPO_NAME=$(basename $VCSH_REPO_NAME .git)
+	export VCSH_REPO_NAME=$(basename "$VCSH_REPO_NAME" .git)
 fi
 
 
@@ -260,5 +298,7 @@ done
 
 verbose "$VCSH_COMMAND begin"
 export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g')
+hook pre-command
 $VCSH_COMMAND
+hook post-command
 verbose "$VCSH_COMMAND end, exiting"