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-rw-r--r--lib/tools/emacs/erlang-pkg.el3
-rw-r--r--lib/tools/emacs/erlang.el96
-rw-r--r--lib/tools/emacs/vsn.mk3
3 files changed, 63 insertions, 39 deletions
diff --git a/lib/tools/emacs/erlang-pkg.el b/lib/tools/emacs/erlang-pkg.el
new file mode 100644
index 0000000000..decc696e21
--- /dev/null
+++ b/lib/tools/emacs/erlang-pkg.el
@@ -0,0 +1,3 @@
+(define-package "erlang" "2.7.0"
+ "Erlang major mode"
+ '((flymake-mode "0.4.6")))
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el
index b5da9e79d8..2967acf310 100644
--- a/lib/tools/emacs/erlang.el
+++ b/lib/tools/emacs/erlang.el
@@ -1,4 +1,10 @@
-;; erlang.el --- Major modes for editing and running Erlang
+;;; erlang.el --- Major modes for editing and running Erlang
+
+;; Copyright (C) 2004 Free Software Foundation, Inc.
+;; Author: Anders Lindgren
+;; Keywords: erlang, languages, processes
+;; Date: 2011-12-11
+
;; %CopyrightBegin%
;;
;; Copyright Ericsson AB 1996-2012. All Rights Reserved.
@@ -15,10 +21,7 @@
;; under the License.
;;
;; %CopyrightEnd%
-;;
-;; Copyright (C) 2004 Free Software Foundation, Inc.
-;; Author: Anders Lindgren
-;; Keywords: erlang, languages, processes
+;;
;; Lars Thors�n's modifications of 2000-06-07 included.
;; The original version of this package was written by Robert Virding.
@@ -483,10 +486,6 @@ function.")
"*Non-nil means TAB in Erlang mode should always re-indent the current line,
regardless of where in the line point is when the TAB command is used.")
-(defvar erlang-error-regexp-alist
- '(("^\\([^:( \t\n]+\\)[:(][ \t]*\\([0-9]+\\)[:) \t]" . (1 2)))
- "*Patterns for matching Erlang errors.")
-
(defvar erlang-man-inhibit (eq system-type 'windows-nt)
"Inhibit the creation of the Erlang Manual Pages menu.
@@ -998,6 +997,22 @@ behaviour.")
1 'font-lock-function-name-face t))
"Font lock keyword highlighting a function header.")
+(defface erlang-font-lock-exported-function-name-face
+ '((default (:inherit font-lock-function-name-face)))
+ "Face used for highlighting exported functions.")
+
+(defvar erlang-font-lock-exported-function-name-face
+ 'erlang-font-lock-exported-function-name-face)
+
+(defvar erlang-inhibit-exported-function-name-face nil
+ "Inhibit separate face for exported functions")
+
+(defvar erlang-font-lock-keywords-exported-function-header
+ (list
+ (list #'erlang-match-next-exported-function
+ 1 'erlang-font-lock-exported-function-name-face t))
+ "Font lock keyword highlighting an exported function header.")
+
(defvar erlang-font-lock-keywords-int-bifs
(list
(list (concat erlang-int-bif-regexp "\\s-*(")
@@ -1133,7 +1148,8 @@ There exists three levels of Font Lock keywords for Erlang:
`erlang-font-lock-keywords-1' - Function headers and reserved keywords.
`erlang-font-lock-keywords-2' - Bifs, guards and `single quotes'.
`erlang-font-lock-keywords-3' - Variables, macros and records.
- `erlang-font-lock-keywords-4' - Function names, Funs, LCs (not Atoms)
+ `erlang-font-lock-keywords-4' - Exported functions, Function names,
+ Funs, LCs (not Atoms).
To use a specific level, please set the variable
`font-lock-maximum-decoration' to the appropriate level. Note that the
@@ -1175,6 +1191,7 @@ Example:
(defvar erlang-font-lock-keywords-4
(append erlang-font-lock-keywords-3
+ erlang-font-lock-keywords-exported-function-header
erlang-font-lock-keywords-int-function-calls
erlang-font-lock-keywords-ext-function-calls
erlang-font-lock-keywords-fun-n
@@ -1327,7 +1344,6 @@ Other commands:
(erlang-menu-init)
(erlang-mode-variables)
(erlang-check-module-name-init)
- (erlang-add-compilation-alist erlang-error-regexp-alist)
(erlang-man-init)
(erlang-tags-init)
(erlang-font-lock-init)
@@ -1443,31 +1459,6 @@ Other commands:
(set (make-local-variable 'outline-level) (lambda () 1))
(set (make-local-variable 'add-log-current-defun-function)
'erlang-current-defun))
-
-
-;; Compilation.
-;;
-;; The following code is compatible with the standard package `compilation',
-;; making it possible to go to errors using `erlang-next-error' (or just
-;; `next-error' in Emacs 21).
-;;
-;; The normal `compile' command works of course. For best result, please
-;; execute `make' with the `-w' flag.
-;;
-;; Please see the variables named `compiling-..' above.
-
-(defun erlang-add-compilation-alist (alist)
- (require 'compile)
- (cond ((boundp 'compilation-error-regexp-alist) ; Emacs 19
- (while alist
- (or (assoc (car (car alist)) compilation-error-regexp-alist)
- (setq compilation-error-regexp-alist
- (cons (car alist) compilation-error-regexp-alist)))
- (setq alist (cdr alist))))
- ((boundp 'compilation-error-regexp)
- ;; Emacs 18, Only one regexp is allowed.
- (funcall (symbol-function 'set)
- 'compilation-error-regexp (car (car alist))))))
(defun erlang-font-lock-init ()
"Initialize Font Lock for Erlang mode."
@@ -3689,6 +3680,38 @@ In the future the list may contain more elements."
str)
(store-match-data md))))
+(defun erlang-match-next-exported-function (max)
+ "Returns non-nil if there is an exported function in the current
+buffer between point and MAX."
+ (block nil
+ (while (and (not erlang-inhibit-exported-function-name-face)
+ (erlang-match-next-function max))
+ (when (erlang-last-match-exported-p)
+ (return (match-data))))))
+
+(defun erlang-match-next-function (max)
+ "Searches forward in current buffer for the next erlang function,
+bounded by position MAX."
+ (re-search-forward erlang-defun-prompt-regexp max 'move-point))
+
+(defun erlang-last-match-exported-p ()
+ "Returns non-nil if match-data describes the name and arity of an
+exported function."
+ (save-excursion
+ (save-match-data
+ (goto-char (match-beginning 1))
+ (erlang-function-exported-p
+ (erlang-remove-quotes (erlang-get-function-name))
+ (erlang-get-function-arity)))))
+
+(defun erlang-function-exported-p (name arity)
+ "Returns non-nil if function of name and arity is exported in current buffer."
+ (save-excursion
+ (let* ((old-match-data (match-data))
+ (exports (erlang-get-export)))
+ (store-match-data old-match-data)
+ (member (cons name arity) exports))))
+
;;; Check module name
@@ -4896,7 +4919,6 @@ The following special commands are available:
(set (make-local-variable 'compilation-old-error-list) nil))
;; Needed when compiling directly from the Erlang shell.
(setq compilation-last-buffer (current-buffer))
- (erlang-add-compilation-alist erlang-error-regexp-alist)
(setq comint-prompt-regexp "^[^>=]*> *")
(setq comint-eol-on-send t)
(setq comint-input-ignoredups t)
diff --git a/lib/tools/emacs/vsn.mk b/lib/tools/emacs/vsn.mk
index f33ea8b519..a495da3453 100644
--- a/lib/tools/emacs/vsn.mk
+++ b/lib/tools/emacs/vsn.mk
@@ -1,3 +1,2 @@
-EMACS_VSN = 2.4.13
-
+EMACS_VSN = 2.7.0