Remove `use` and `exit`

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index 4ba30e53e7e3635406782fdbdd6677c1636e4ac0..a38e55f695a78b7cd0f36fa2bfc2c470755961d4 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -5,14 +5,6 @@
 [ -z "$VCSH_BASE" ]       && VCSH_BASE="$XDG_CONFIG_HOME/vcsh/repo.d"
 
 SELF=$(basename $0)
-if [ "$SELF" = 'bash' ] ||
-   [ "$SELF" = 'dash' ] ||
-   [ "$SELF" = 'sh' ] ||
-   [ "$SELF" = 'zsh' ]; then
-       SELF='vcsh'
-       VCSH_SOURCED=1
-fi
-
 
 help() {
        echo "usage: $SELF <args>
@@ -21,7 +13,7 @@ help() {
          [<repo>]       Clone from an existing repository
    help                 Display this help text
    delete               Delete an existing repository
-   exit                 Exit repository; unset ENV
+   enter                Enter repository; spawn new $SHELL
    init <repo>          Initialize a new repository
    list                 List all repositories
    run <repo> \\
@@ -29,7 +21,7 @@ help() {
 
    seed-gitignore \\
    <repo>               Seed .gitignore.d/<repo> from git ls-files
-   use <repo>           Use repository; set ENV
+   setup                Set up repository with recommended settings
 
    <repo> <git command> Special command that allows you to run git commands
                         directly without having to type so much ;)" >&2
@@ -43,16 +35,12 @@ verbose() {
        if [ -n "$VCSH_DEBUG" ] || [ -n "$VCSH_VERBOSE" ]; then echo "$SELF: verbose: $@"; fi
 }
 
-use() {
-       verbose "use() begin"
-       if [ ! -d "$GIT_DIR" ]; then
-               echo E: no repository found for "$VCSH_REPO_NAME" >&2
-               return 1
-       fi
-       export GIT_DIR
-       export GIT_WORK_TREE="$(git config --get core.worktree)"
-       export VCSH_DIRECTORY="$VCSH_REPO_NAME"
-       verbose "use() end"
+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"
+       git add "$HOME/.gitignore.d/$VCSH_REPO_NAME"
 }
 
 init() {
@@ -67,21 +55,25 @@ init() {
                 return 1) || return $?
        cd "$GIT_WORK_TREE"
        git init
-       git config core.worktree     "$GIT_WORK_TREE"
-       git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME"
-       touch   "$HOME/.gitignore.d/$VCSH_REPO_NAME"
-       git add "$HOME/.gitignore.d/$VCSH_REPO_NAME"
+       setup
        verbose "init() end"
 }
 
-leave() {
-       unset GIT_DIR
-       unset GIT_WORK_TREE
-       unset VCSH_DIRECTORY
+use() {
+       verbose "use() begin"
+       if [ ! -d "$GIT_DIR" ]; then
+               echo E: no repository found for "$VCSH_REPO_NAME" >&2
+               return 1
+       fi
+       export GIT_DIR
+       export GIT_WORK_TREE="$(git config --get core.worktree)"
+       export VCSH_DIRECTORY="$VCSH_REPO_NAME"
+       verbose "use() end"
 }
 
 
 if [ "$1" = 'clone' ]; then
+       export VCSH_COMMAND="$1"
        GIT_REMOTE="$2"
        export GIT_REMOTE
        VCSH_REPO_NAME="$3"
@@ -89,10 +81,11 @@ if [ "$1" = 'clone' ]; then
        export VCSH_REPO_NAME
        export GIT_DIR="$VCSH_BASE/$VCSH_REPO_NAME.git"
 elif [ "$1" = 'delete' ] ||
+     [ "$1" = 'enter' ] ||
      [ "$1" = 'init' ] ||
      [ "$1" = 'run' ] ||
      [ "$1" = 'seed-gitignore' ] ||
-     [ "$1" = 'use' ]; then
+     [ "$1" = 'setup' ]; then
        [ -z $2 ] && echo "$SELF $1: error: please specify repository to work on" && return 1
        export VCSH_COMMAND="$1"
        export VCSH_REPO_NAME="$2"
@@ -102,8 +95,7 @@ elif [ "$1" = 'delete' ] ||
        if [ "$VCSH_COMMAND" = 'run' ]; then
                [ -z "$VCSH_EXTERNAL_COMMAND" ] && echo "$SELF $1 $2: error: please specify a command" && return 1
        fi
-elif [ "$1" = 'exit' ] ||
-     [ "$1" = 'help' ] ||
+elif [ "$1" = 'help' ] ||
      [ "$1" = 'list' ]; then
        export VCSH_COMMAND="$1"
 else
@@ -148,7 +140,6 @@ if [ "$VCSH_COMMAND" = 'clone' ]; then
                echo "  Once this situation has been resolved, run 'vcsh run <foo> git pull' to finish cloning.\n" &&
                return 3
        git merge origin/master
-#      use || return $?
        verbose "clone end"
 
 #elif [ "$VCSH_COMMAND" = 'help' ] || [ "$#" -eq 0 ]; then
@@ -177,22 +168,15 @@ To continue, type \"Yes, do as I say\""
        cd "$old_dir"
        verbose "delete end"
 
-elif [ "$VCSH_COMMAND" = 'exit' ]; then
-       verbose "exit begin"
-#      if [ -n "$ZSH_VERSION" ] && [ "$VCSH_NO_IGNORE_EOF" = '1' ]; then
-#              unset VCSH_NO_IGNORE_EOF
-#              setopt NO_IGNORE_EOF
-#      fi
-       [ -z "$VCSH_SOURCED" ] && echo "$SELF $VCSH_COMMAND: You need to source vcsh if you want to run in this mode" && return 10
-       leave
-#      [ -n "$ZSH_VERSION" ] && [ "$USER" = richih ] && buildPS1
-       verbose "exit end"
-       return 0
+elif [ "$VCSH_COMMAND" = 'enter' ]; then
+       verbose "enter begin"
+       use || return $?
+       $SHELL
+       verbose "enter end"
 
 elif [ "$VCSH_COMMAND" = 'init' ]; then
        verbose "init begin"
        init
-#      use || return $?
        verbose "init end"
 
 elif [ "$VCSH_COMMAND" = 'list' ]; then
@@ -206,7 +190,6 @@ elif [ "$VCSH_COMMAND" = 'run' ]; then
        verbose "run begin"
        use || return $?
        $VCSH_EXTERNAL_COMMAND
-       leave
        verbose "run end"
 
 elif [ "$VCSH_COMMAND" = 'seed-gitignore' ]; then
@@ -216,7 +199,6 @@ elif [ "$VCSH_COMMAND" = 'seed-gitignore' ]; then
        # Going back into old directory at the end in case `vcsh use` is reactivated.
        old_dir="$PWD"
        cd "$HOME"
-       git config core.excludesfile ".gitignore.d/$VCSH_REPO_NAME"
        gitignores=$(for file in $(git ls-files); do
                while true; do
                        echo $file; new="${file%/*}"
@@ -245,24 +227,11 @@ elif [ "$VCSH_COMMAND" = 'seed-gitignore' ]; then
        cd "$old_dir"
        verbose "seed-gitignore end"
 
-elif [ "$VCSH_COMMAND" = 'use' ]; then
-       verbose "use begin"
-#      if [ -n "$ZSH_VERSION" ]; then
-#              if [ -o NO_IGNORE_EOF ]; then
-#                      export VCSH_NO_IGNORE_EOF=1
-#                      setopt IGNORE_EOF
-#              fi
-#              vcsh_exit() {
-#                      vcsh exit;
-#                      zle reset-prompt;
-#              }
-#              zle -N vcsh_exit
-#              bindkey '^d' 'vcsh_exit'
-#      fi
-       [ -z "$VCSH_SOURCED" ] && echo "$SELF $VCSH_COMMAND: You need to source vcsh if you want to run in this mode" && return 10
-       use || return $?
-#      [ -n "$ZSH_VERSION" ] && [ "$USER" = richih ] && buildPS1
-       verbose "use end"
+elif [ "$VCSH_COMMAND" = 'setup' ]; then
+       verbose "seed-gitignore begin"
+       use   || return $?
+       setup || return $?
+       verbose "seed-gitignore end"
 
 else
        verbose "defaulting to calling help()"