Replace temporary repository with copy based method

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index e8513edbac9ce3bf7fea283e84185a7940ee5920..3642ad5ec8b5ec15c7583a67b62a5b8e54537e8c 100755 (executable)
--- 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() {
@@ -30,7 +30,7 @@ fatal() {
 # We need to run getops as soon as possible so we catch -d and other
 # options that will modify our behaviour.
 # Commands are handled at the end of this script.
-while getopts "c:dv" flag; do
+while getopts "c:dvr" flag; do
        if [ x"$1" = x'-d' ] || [ x"$1" = x'--debug' ]; then
                set -vx
                VCSH_DEBUG=1
@@ -40,6 +40,8 @@ while getopts "c:dv" flag; do
                VCSH_VERBOSE=1
                echo "verbose mode on"
                echo "$SELF $VERSION"
+       elif [ x"$1" = x'-r' ]; then
+               VCSH_OPTION_RECURSIVE=1
        elif [ x"$1" = x'-c' ]; then
                VCSH_OPTION_CONFIG=$OPTARG
        fi
@@ -284,6 +286,41 @@ retire() {
        unset VCSH_DIRECTORY
 }
 
+command_exists() {
+       command -v "$1" >/dev/null 2>&1 || fatal "Could not find '$1' command"
+}
+
+list_untracked() {
+       command_exists comm
+
+       temp_file_others=$(mktemp) || fatal 'Could not create temp file'
+       temp_file_untracked=$(mktemp) || fatal 'Could not create temp file'
+       temp_file_untracked_copy=$(mktemp) || fatal 'Could not create temp file'
+
+       [ -z "$VCSH_OPTION_RECURSIVE" ] && directory_opt="--directory"
+
+       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 "$line"
+                               directory_component="$(echo "$line" | cut -d'/' -f1)"
+                               [ -d "$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 "'$GIT_DIR_NEW' exists" 54
@@ -463,6 +500,7 @@ elif [ x"$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
        :