vcsh: Allow `vcsh list-untracked <repo>`

diff --git a/doc/vcsh.1.ronn b/doc/vcsh.1.ronn
index 2d0a7abf93b57b4e7b95c31e7428b690447f6b6e..f82a8776940167d6d13073906a7d743035c0f02c 100644 (file)
--- a/doc/vcsh.1.ronn
+++ b/doc/vcsh.1.ronn
@@ -21,7 +21,7 @@ vcsh(1) - Version Control System for $HOME - multiple Git repositories in $HOME
 
 `vcsh` list-tracked-by <repo>
 
-`vcsh` list-untracked
+`vcsh` list-untracked [<-r>] [<repo>]
 
 `vcsh` pull
 
@@ -119,6 +119,9 @@ an interactive user.
   possible. If you prefer to get a list of all files, append `-r` for
   recursive mode.
 
+  If you want to list files not tracked by a specific repository, simply
+  append the repository's name last.
+
 * pull:
   Pull from all vcsh remotes.
 

diff --git a/vcsh b/vcsh
index a19aceb331129c27dba263558cb00bc8d3935a5d..044bdf08a038ce103b4912169277078124e81fac 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -109,7 +109,8 @@ 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
+   list-untracked \\
+        [<-r>] [<repo>] List all files not tracked by all or one repositories
    pull                 Pull from all vcsh remotes
    push                 Push to vcsh remotes
    rename <repo> \\
@@ -292,7 +293,7 @@ list_untracked() {
        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`
+       # Hack in support for `vcsh list-untracked -r`...
        directory_opt="--directory"
        shift 1
        while getopts "r" flag; do
@@ -301,29 +302,39 @@ list_untracked() {
                fi
                shift 1
        done
+       # ...and parse for a potential parameter afterwards. As we shifted things out of $* in during getops, we need to look at $1
+       VCSH_REPO_NAME=$1; export VCSH_REPO_NAME
 
-       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 > $temp_file_untracked
-       done
+       if [ -n "$VCSH_REPO_NAME" ]; then
+               list_untracked_helper $VCSH_REPO_NAME
+       else
+               for VCSH_REPO_NAME in $(list); do
+                       list_untracked_helper $VCSH_REPO_NAME
+               done
+       fi
        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'
 }
 
+list_untracked_helper() {
+       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 > $temp_file_untracked
+}
+
 rename() {
        git_dir_exists
        [ -d "$GIT_DIR_NEW" ] && fatal "'$GIT_DIR_NEW' exists" 54