Make `vcsh <repo>` a shortcut for `vcsh enter <repo>`

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index 3c8d0830af97c235dc1ca4cfd0f77968612cc229..1d38101861b3afd625cb683b50f4f44ab31f6044 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-[ -n "$VCSH_DEBUG" ]      && set -x
+[ -n "$VCSH_DEBUG" ]      && set -vx
 [ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config"
 [ -z "$VCSH_BASE" ]       && VCSH_BASE="$XDG_CONFIG_HOME/vcsh/repo.d"
 
@@ -16,6 +16,9 @@ help() {
    enter                Enter repository; spawn new $SHELL
    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
    rename <repo> \\
           <newname>     Rename repository
    run <repo> \\
@@ -110,6 +113,22 @@ list() {
        done
 }
 
+get_files() {
+       export GIT_DIR="$VCSH_BASE/$VCSH_REPO_NAME.git"
+       git ls-files
+}
+
+list_tracked() {
+       for VCSH_REPO_NAME in $(list); do
+               get_files
+       done | sort -u
+}
+
+list_tracked_by() {
+       use
+       git ls-files | sort -u
+}
+
 rename() {
        git_dir_exists
        [ -d "$GIT_DIR_NEW" ] && fatal "'$GIT_DIR_NEW' exists" 54
@@ -136,9 +155,9 @@ seed_gitignore() {
        echo '*' > "$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
+               [ -d "$gitignore" ] && { echo "$gitignore/*" | sed 's/^/!/' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; }
        done
-       if [ diff -N "$tempfile" "$HOME/.gitignore.d/$VCSH_REPO_NAME" > /dev/null ]; then
+       if diff -N "$tempfile" "$HOME/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then
                rm -f "$tempfile" || error "could not delete '$tempfile'"
                exit
        fi
@@ -156,8 +175,7 @@ setup() {
        git config core.worktree     "$GIT_WORK_TREE"
        git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME"
        git config vcsh.vcsh         'true'
-       touch   "$HOME/.gitignore.d/$VCSH_REPO_NAME" || error "could not touch '$HOME/.gitignore.d/$VCSH_REPO_NAME'"
-       git add "$HOME/.gitignore.d/$VCSH_REPO_NAME"
+       [ -e "$HOME/.gitignore.d/$VCSH_REPO_NAME" ] && git add -f "$HOME/.gitignore.d/$VCSH_REPO_NAME"
 }
 
 use() {
@@ -176,6 +194,7 @@ if [ "$1" = 'clone' ]; then
 elif [ "$1" = 'delete' ] ||
      [ "$1" = 'enter' ] ||
      [ "$1" = 'init' ] ||
+     [ "$1" = 'list-tracked-by' ] ||
      [ "$1" = 'rename' ] ||
      [ "$1" = 'run' ] ||
      [ "$1" = 'seed-gitignore' ] ||
@@ -187,22 +206,36 @@ elif [ "$1" = 'delete' ] ||
        export VCSH_REPO_NAME="$2"
        export GIT_DIR="$VCSH_BASE/$VCSH_REPO_NAME.git"
        [ "$VCSH_COMMAND" = 'rename' ]         && export GIT_DIR_NEW="$VCSH_BASE/$3.git"
-       [ "$VCSH_COMMAND" = 'run' ] && shift 2 && export VCSH_EXTERNAL_COMMAND="$@"
-       [ "$VCSH_COMMAND" = 'seed-gitignore' ] && export VCSH_COMMAND='seed_gitignore'
-elif [ "$1" = 'list' ]; then
+       [ "$VCSH_COMMAND" = 'run' ] && shift 2 && export VCSH_EXTERNAL_COMMAND="$*"
+       [ "$VCSH_COMMAND" = 'seed-gitignore' ]
+elif [ "$1" = 'list' ] ||
+     [ "$1" = 'list-tracked' ]; then
        export VCSH_COMMAND="$1"
-elif [ -n "$1" ]; then
-       export VCSH_COMMAND=run
+elif [ -n "$1" -a -n "$2" ]; then
+       export VCSH_COMMAND='run'
        export VCSH_REPO_NAME="$1"
        export GIT_DIR="$VCSH_BASE/$VCSH_REPO_NAME.git"
        [ -d $GIT_DIR ] || { help; exit 1; }
        shift 1
        export VCSH_EXTERNAL_COMMAND="git $*"
+elif [ -n "$1" ]; then
+       export VCSH_COMMAND='enter'
+       export VCSH_REPO_NAME="$1"
+       export GIT_DIR="$VCSH_BASE/$VCSH_REPO_NAME.git"
+       [ -d $GIT_DIR ] || { help; exit 1; }
 else
        # $1 is empty, or 'help'
        help && exit
 fi
 
+# Did we receive a directory instead of a name?
+# 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 $VCSH_REPO_NAME .git)
+fi
+
+
 for check_directory in "$VCSH_BASE" "$HOME/.gitignore.d"
 do
        if [ ! -d "$check_directory" ]; then
@@ -216,5 +249,6 @@ do
 done
 
 verbose "$VCSH_COMMAND begin"
+export VCSH_COMMAND=$(echo $VCSH_COMMAND | sed 's/-/_/g')
 $VCSH_COMMAND
 verbose "$VCSH_COMMAND end, exiting"