X-Git-Url: https://git.madduck.net/code/vcsh.git/blobdiff_plain/ff1bb4c698df9e4fdfda4a08fac99d596a0c2911..09eef208e8d62408b0b7a1fd5d4cb04715b49358:/vcsh

diff --git a/vcsh b/vcsh
index e8513ed..a19aceb 100755
--- a/vcsh
+++ b/vcsh
@@ -19,7 +19,7 @@
 # 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='1.20140508'
+VERSION='1.20141009'
 SELF=$(basename $0)
 
 fatal() {
@@ -109,6 +109,7 @@ help() {
    list-tracked         List all files tracked by vcsh
    list-tracked-by \\
         <repo>          List files tracked by a repository
+   list-untracked       List all files not tracked by vcsh
    pull                 Pull from all vcsh remotes
    push                 Push to vcsh remotes
    rename <repo> \\
@@ -284,6 +285,45 @@ retire() {
 	unset VCSH_DIRECTORY
 }
 
+list_untracked() {
+	command -v 'comm' >/dev/null 2>&1 || fatal "Could not find 'comm'"
+
+	temp_file_others=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+	temp_file_untracked=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+	temp_file_untracked_copy=$(mktemp "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") || fatal 'Could not create temp file'
+
+	# Hack in support for `vcsh list-untracked -r`
+	directory_opt="--directory"
+	shift 1
+	while getopts "r" flag; do
+		if [ x"$1" = x'-r' ]; then
+			unset directory_opt
+		fi
+		shift 1
+	done
+
+	for VCSH_REPO_NAME in $(list); do
+		export GIT_DIR="$VCSH_REPO_D/$VCSH_REPO_NAME.git"
+		git ls-files --others "$directory_opt" | (
+			while read line; do
+				echo "$line"
+				directory_component=${line%%/*}
+				[ -d "$directory_component" ] && printf '%s/\n' "$directory_component"
+			done
+			) | sort -u > $temp_file_others
+		if [ -z "$ran_once" ]; then
+			ran_once=1
+			cp $temp_file_others $temp_file_untracked || fatal 'Could not copy temp file'
+		fi
+		cp $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not copy temp file'
+		comm -12 --nocheck-order $temp_file_others $temp_file_untracked_copy > $temp_file_untracked
+	done
+	cat $temp_file_untracked
+
+	unset directory_opt directory_component
+	rm -f $temp_file_others $temp_file_untracked $temp_file_untracked_copy || fatal 'Could not delete temp files'
+}
+
 rename() {
 	git_dir_exists
 	[ -d "$GIT_DIR_NEW" ] && fatal "'$GIT_DIR_NEW' exists" 54
@@ -463,6 +503,7 @@ elif [ x"$VCSH_COMMAND" = x'delete' ]           ||
 elif [ x"$VCSH_COMMAND" = x'commit' ] ||
      [ x"$VCSH_COMMAND" = x'list'   ] ||
      [ x"$VCSH_COMMAND" = x'list-tracked' ] ||
+     [ x"$VCSH_COMMAND" = x'list-untracked' ] ||
      [ x"$VCSH_COMMAND" = x'pull'   ] ||
      [ x"$VCSH_COMMAND" = x'push'   ]; then
 	: