diff options
Diffstat (limited to 'lib/tools')
| -rw-r--r-- | lib/tools/emacs/erlang.el | 154 |
1 files changed, 87 insertions, 67 deletions
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el index d14b028ae6..c31f76025e 100644 --- a/lib/tools/emacs/erlang.el +++ b/lib/tools/emacs/erlang.el @@ -885,15 +885,54 @@ files written in other languages than Erlang.") If nil, the inferior shell replaces the window. This is the traditional behaviour.") -(defvar erlang-mode-map nil +(defconst inferior-erlang-use-cmm (boundp 'minor-mode-overriding-map-alist) + "Non-nil means use `compilation-minor-mode' in Erlang shell.") + +(defvar erlang-mode-map + (let ((map (make-sparse-keymap))) + (unless (boundp 'indent-line-function) + (define-key map "\t" 'erlang-indent-command)) + (define-key map ";" 'erlang-electric-semicolon) + (define-key map "," 'erlang-electric-comma) + (define-key map "<" 'erlang-electric-lt) + (define-key map ">" 'erlang-electric-gt) + (define-key map "\C-m" 'erlang-electric-newline) + (if (not (boundp 'delete-key-deletes-forward)) + (define-key map "\177" 'backward-delete-char-untabify) + (define-key map [(backspace)] 'backward-delete-char-untabify)) + ;;(unless (boundp 'fill-paragraph-function) + (define-key map "\M-q" 'erlang-fill-paragraph) + (unless (boundp 'beginning-of-defun-function) + (define-key map "\M-\C-a" 'erlang-beginning-of-function) + (define-key map "\M-\C-e" 'erlang-end-of-function) + (define-key map '(meta control h) 'erlang-mark-function)) ; Xemacs + (define-key map "\M-\t" 'erlang-complete-tag) + (define-key map "\C-c\M-\t" 'tempo-complete-tag) + (define-key map "\M-+" 'erlang-find-next-tag) + (define-key map "\C-c\M-a" 'erlang-beginning-of-clause) + (define-key map "\C-c\M-b" 'tempo-backward-mark) + (define-key map "\C-c\M-e" 'erlang-end-of-clause) + (define-key map "\C-c\M-f" 'tempo-forward-mark) + (define-key map "\C-c\M-h" 'erlang-mark-clause) + (define-key map "\C-c\C-c" 'comment-region) + (define-key map "\C-c\C-j" 'erlang-generate-new-clause) + (define-key map "\C-c\C-k" 'erlang-compile) + (define-key map "\C-c\C-l" 'erlang-compile-display) + (define-key map "\C-c\C-s" 'erlang-show-syntactic-information) + (define-key map "\C-c\C-q" 'erlang-indent-function) + (define-key map "\C-c\C-u" 'erlang-uncomment-region) + (define-key map "\C-c\C-y" 'erlang-clone-arguments) + (define-key map "\C-c\C-a" 'erlang-align-arrows) + (define-key map "\C-c\C-z" 'erlang-shell-display) + (unless inferior-erlang-use-cmm + (define-key map "\C-x`" 'erlang-next-error)) + map) "*Keymap used in Erlang mode.") (defvar erlang-mode-abbrev-table nil "Abbrev table in use in Erlang-mode buffers.") (defvar erlang-mode-syntax-table nil "Syntax table in use in Erlang-mode buffers.") -(defconst inferior-erlang-use-cmm (boundp 'minor-mode-overriding-map-alist) - "Non-nil means use `compilation-minor-mode' in Erlang shell.") (defvar erlang-skel-file "erlang-skels" @@ -1247,7 +1286,7 @@ Other commands: (setq major-mode 'erlang-mode) (setq mode-name "Erlang") (erlang-syntax-table-init) - (erlang-keymap-init) + (use-local-map erlang-mode-map) (erlang-electric-init) (erlang-menu-init) (erlang-mode-variables) @@ -1302,53 +1341,6 @@ Other commands: (set-syntax-table erlang-mode-syntax-table)) -(defun erlang-keymap-init () - (if erlang-mode-map - nil - (setq erlang-mode-map (make-sparse-keymap)) - (erlang-mode-commands erlang-mode-map)) - (use-local-map erlang-mode-map)) - - -(defun erlang-mode-commands (map) - (unless (boundp 'indent-line-function) - (define-key map "\t" 'erlang-indent-command)) - (define-key map ";" 'erlang-electric-semicolon) - (define-key map "," 'erlang-electric-comma) - (define-key map "<" 'erlang-electric-lt) - (define-key map ">" 'erlang-electric-gt) - (define-key map "\C-m" 'erlang-electric-newline) - (if (not (boundp 'delete-key-deletes-forward)) - (define-key map "\177" 'backward-delete-char-untabify) - (define-key map [(backspace)] 'backward-delete-char-untabify)) - ;;(unless (boundp 'fill-paragraph-function) - (define-key map "\M-q" 'erlang-fill-paragraph) - (unless (boundp 'beginning-of-defun-function) - (define-key map "\M-\C-a" 'erlang-beginning-of-function) - (define-key map "\M-\C-e" 'erlang-end-of-function) - (define-key map '(meta control h) 'erlang-mark-function)) ; Xemacs - (define-key map "\M-\t" 'erlang-complete-tag) - (define-key map "\C-c\M-\t" 'tempo-complete-tag) - (define-key map "\M-+" 'erlang-find-next-tag) - (define-key map "\C-c\M-a" 'erlang-beginning-of-clause) - (define-key map "\C-c\M-b" 'tempo-backward-mark) - (define-key map "\C-c\M-e" 'erlang-end-of-clause) - (define-key map "\C-c\M-f" 'tempo-forward-mark) - (define-key map "\C-c\M-h" 'erlang-mark-clause) - (define-key map "\C-c\C-c" 'comment-region) - (define-key map "\C-c\C-j" 'erlang-generate-new-clause) - (define-key map "\C-c\C-k" 'erlang-compile) - (define-key map "\C-c\C-l" 'erlang-compile-display) - (define-key map "\C-c\C-s" 'erlang-show-syntactic-information) - (define-key map "\C-c\C-q" 'erlang-indent-function) - (define-key map "\C-c\C-u" 'erlang-uncomment-region) - (define-key map "\C-c\C-y" 'erlang-clone-arguments) - (define-key map "\C-c\C-a" 'erlang-align-arrows) - (define-key map "\C-c\C-z" 'erlang-shell-display) - (unless inferior-erlang-use-cmm - (define-key map "\C-x`" 'erlang-next-error))) - - (defun erlang-electric-init () ;; Set up electric character functions to work with ;; delsel/pending-del mode. Also, set up text properties for bit @@ -1402,7 +1394,7 @@ Other commands: (set (make-local-variable 'imenu-prev-index-position-function) 'erlang-beginning-of-function) (set (make-local-variable 'imenu-extract-index-name-function) - 'erlang-get-function-name) + 'erlang-get-function-name-and-arity) (set (make-local-variable 'tempo-match-finder) "[^-a-zA-Z0-9_]\\([-a-zA-Z0-9_]*\\)\\=") (set (make-local-variable 'beginning-of-defun-function) @@ -3511,6 +3503,13 @@ Normally used in conjunction with `erlang-beginning-of-clause', e.g.: res) (error nil))))) +(defun erlang-get-function-name-and-arity () + "Return the name and arity of the function at point, or nil. +The return value is a string of the form \"foo/1\"." + (let ((name (erlang-get-function-name)) + (arity (erlang-get-function-arity))) + (and name arity (format "%s/%d" name arity)))) + (defun erlang-get-function-arguments () "Return arguments of current function, or nil." (if (not (looking-at (eval-when-compile @@ -4907,9 +4906,14 @@ a prompt. When nil, we will wait forever, or until \\[keyboard-quit].") (defvar inferior-erlang-buffer nil "Buffer of last invoked inferior Erlang, or nil.") +;; Enable uniquifying Erlang shell buffers based on directory name. +(eval-after-load "uniquify" + '(add-to-list 'uniquify-list-buffers-directory-modes 'erlang-shell-mode)) + ;;;###autoload -(defun inferior-erlang () +(defun inferior-erlang (&optional command) "Run an inferior Erlang. +With prefix command, prompt for command to start Erlang with. This is just like running Erlang in a normal shell, except that an Emacs buffer is used for input and output. @@ -4923,17 +4927,37 @@ Entry to this mode calls the functions in the variables The following commands imitate the usual Unix interrupt and editing control characters: \\{erlang-shell-mode-map}" - (interactive) + (interactive + (when current-prefix-arg + (list (if (fboundp 'read-shell-command) + ;; `read-shell-command' is a new function in Emacs 23. + (read-shell-command "Erlang command: ") + (read-string "Erlang command: "))))) (require 'comint) - (let ((opts inferior-erlang-machine-options)) - (cond ((eq inferior-erlang-shell-type 'oldshell) - (setq opts (cons "-oldshell" opts))) - ((eq inferior-erlang-shell-type 'newshell) - (setq opts (append '("-newshell" "-env" "TERM" "vt100") opts)))) - (setq inferior-erlang-buffer - (apply 'make-comint - inferior-erlang-process-name inferior-erlang-machine - nil opts))) + (let (cmd opts) + (if command + (setq cmd "sh" + opts (list "-c" command)) + (setq cmd inferior-erlang-machine + opts inferior-erlang-machine-options) + (cond ((eq inferior-erlang-shell-type 'oldshell) + (setq opts (cons "-oldshell" opts))) + ((eq inferior-erlang-shell-type 'newshell) + (setq opts (append '("-newshell" "-env" "TERM" "vt100") opts))))) + + ;; Using create-file-buffer and list-buffers-directory in this way + ;; makes uniquify give each buffer a unique name based on the + ;; directory. + (let ((fake-file-name (expand-file-name inferior-erlang-buffer-name default-directory))) + (setq inferior-erlang-buffer (create-file-buffer fake-file-name)) + (apply 'make-comint-in-buffer + inferior-erlang-process-name + inferior-erlang-buffer + cmd + nil opts) + (with-current-buffer inferior-erlang-buffer + (setq list-buffers-directory fake-file-name)))) + (setq inferior-erlang-process (get-buffer-process inferior-erlang-buffer)) (if (> 21 erlang-emacs-major-version) ; funcalls to avoid compiler warnings @@ -4946,10 +4970,6 @@ editing control characters: (if (and (not (eq system-type 'windows-nt)) (eq inferior-erlang-shell-type 'newshell)) (setq comint-process-echoes t)) - ;; `rename-buffer' takes only one argument in Emacs 18. - (condition-case nil - (rename-buffer inferior-erlang-buffer-name t) - (error (rename-buffer inferior-erlang-buffer-name))) (erlang-shell-mode)) |