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-rw-r--r--lib/tools/doc/src/erlang_mode.xml9
-rw-r--r--lib/tools/doc/src/notes.xml34
-rw-r--r--lib/tools/doc/src/xref_chapter.xml6
-rw-r--r--lib/tools/emacs/erlang-skels.el153
-rw-r--r--lib/tools/emacs/erlang-test.el184
-rw-r--r--lib/tools/emacs/erlang.el547
-rw-r--r--lib/tools/emacs/test.erl.indented13
-rw-r--r--lib/tools/emacs/test.erl.orig13
-rw-r--r--lib/tools/src/cover.erl155
-rw-r--r--lib/tools/src/eprof.erl16
-rw-r--r--lib/tools/src/fprof.erl35
-rw-r--r--lib/tools/src/lcnt.erl107
-rw-r--r--lib/tools/src/make.erl2
-rw-r--r--lib/tools/src/tags.erl4
-rw-r--r--lib/tools/src/tools.app.src2
-rw-r--r--lib/tools/src/xref_base.erl217
-rw-r--r--lib/tools/src/xref_utils.erl8
-rw-r--r--lib/tools/test/cover_SUITE.erl33
-rw-r--r--lib/tools/test/cover_SUITE_data/otp_6115/f1.erl15
-rw-r--r--lib/tools/test/cover_SUITE_data/otp_6115/f2.erl14
-rw-r--r--lib/tools/test/make_SUITE_data/test1.erl2
-rw-r--r--lib/tools/test/xref_SUITE.erl17
-rw-r--r--lib/tools/vsn.mk2
23 files changed, 1069 insertions, 519 deletions
diff --git a/lib/tools/doc/src/erlang_mode.xml b/lib/tools/doc/src/erlang_mode.xml
index 00cf5196b4..7fef74813b 100644
--- a/lib/tools/doc/src/erlang_mode.xml
+++ b/lib/tools/doc/src/erlang_mode.xml
@@ -252,7 +252,14 @@
behavior</item>
<item>gen_event - skeleton for the OTP gen_event behavior</item>
<item>gen_fsm - skeleton for the OTP gen_fsm behavior</item>
- <item>gen_statem - skeleton for the OTP gen_statem behavior</item>
+ <item>
+ gen_statem (StateName/3) - skeleton for the OTP gen_statem behavior
+ using state name functions
+ </item>
+ <item>
+ gen_statem (handle_event/4) - skeleton for the OTP gen_statem behavior
+ using one state function
+ </item>
<item>Library module - skeleton for a module that does not
implement a process.</item>
<item>Corba callback - skeleton for a Corba callback module.</item>
diff --git a/lib/tools/doc/src/notes.xml b/lib/tools/doc/src/notes.xml
index 979fa5e0ab..a0a817c0f2 100644
--- a/lib/tools/doc/src/notes.xml
+++ b/lib/tools/doc/src/notes.xml
@@ -31,6 +31,21 @@
</header>
<p>This document describes the changes made to the Tools application.</p>
+<section><title>Tools 2.8.5</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>Correct a bug when adding multiple modules to an Xref
+ server. The bug was introduced in OTP-19.0. </p>
+ <p>
+ Own Id: OTP-13708 Aux Id: ERL-173 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Tools 2.8.4</title>
<section><title>Fixed Bugs and Malfunctions</title>
@@ -45,6 +60,25 @@
</list>
</section>
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>Optimize adding multiple modules to an Xref server.
+ </p>
+ <p>
+ Own Id: OTP-13593</p>
+ </item>
+ <item>
+ <p>
+ Various emacs mode improvements, such as better tags
+ support.</p>
+ <p>
+ Own Id: OTP-13610</p>
+ </item>
+ </list>
+ </section>
+
</section>
<section><title>Tools 2.8.3</title>
diff --git a/lib/tools/doc/src/xref_chapter.xml b/lib/tools/doc/src/xref_chapter.xml
index 8b14e03064..872793bdcb 100644
--- a/lib/tools/doc/src/xref_chapter.xml
+++ b/lib/tools/doc/src/xref_chapter.xml
@@ -234,7 +234,7 @@
operand of the intersection operator <c>*</c> is implicitly
converted to the more special type of the second operand.</item>
<tag><c>xref:q(s, "(Mod) tools").</c></tag>
- <item>All modules of the <c>tools</c> application.</item>
+ <item>All modules of the Tools application.</item>
<tag><c>xref:q(s, '"xref_.*" : Mod').</c></tag>
<item>All modules with a name beginning with <c>xref_</c>.</item>
<tag><c>xref:q(s, "# E&nbsp;|&nbsp;X&nbsp;").</c></tag>
@@ -252,9 +252,9 @@
<tag><c>xref:q(s, "XC * (ME - strict ME)").</c></tag>
<item>External calls within some module.</item>
<tag><c>xref:q(s, "E&nbsp;|||&nbsp;kernel").</c></tag>
- <item>All calls within the <c>kernel</c> application. </item>
+ <item>All calls within the Kernel application. </item>
<tag><c>xref:q(s, "closure&nbsp;E&nbsp;|&nbsp;kernel&nbsp;||&nbsp;kernel").</c></tag>
- <item>All direct and indirect calls within the <c>kernel</c>
+ <item>All direct and indirect calls within the Kernel
application. Both the calling and the used functions of
indirect calls are defined in modules of the kernel
application, but it is possible that some functions outside
diff --git a/lib/tools/emacs/erlang-skels.el b/lib/tools/emacs/erlang-skels.el
index ce26c83295..0284c9d686 100644
--- a/lib/tools/emacs/erlang-skels.el
+++ b/lib/tools/emacs/erlang-skels.el
@@ -56,8 +56,10 @@
erlang-skel-gen-event erlang-skel-header)
("gen_fsm" "gen-fsm"
erlang-skel-gen-fsm erlang-skel-header)
- ("gen_statem" "gen-statem"
- erlang-skel-gen-statem erlang-skel-header)
+ ("gen_statem (StateName/3)" "gen-statem-StateName"
+ erlang-skel-gen-statem-StateName erlang-skel-header)
+ ("gen_statem (handle_event/4)" "gen-statem-handle-event"
+ erlang-skel-gen-statem-handle-event erlang-skel-header)
("wx_object" "wx-object"
erlang-skel-wx-object erlang-skel-header)
("Library module" "gen-lib"
@@ -497,6 +499,7 @@ Please see the function `tempo-define-template'.")
"%% {stop, Reason}" n
(erlang-skel-separator-end 2)
"init([]) ->" n>
+ "process_flag(trap_exit, true)," n>
"{ok, #state{}}." n
n
(erlang-skel-separator-start 2)
@@ -740,6 +743,7 @@ Please see the function `tempo-define-template'.")
"%% {stop, StopReason}" n
(erlang-skel-separator-end 2)
"init([]) ->" n>
+ "process_flag(trap_exit, true)," n>
"{ok, state_name, #state{}}." n
n
(erlang-skel-separator-start 2)
@@ -860,7 +864,7 @@ Please see the function `tempo-define-template'.")
"*The template of a gen_fsm.
Please see the function `tempo-define-template'.")
-(defvar erlang-skel-gen-statem
+(defvar erlang-skel-gen-statem-StateName
'((erlang-skel-include erlang-skel-large-header)
"-behaviour(gen_statem)." n n
@@ -868,9 +872,8 @@ Please see the function `tempo-define-template'.")
"-export([start_link/0])." n
n
"%% gen_statem callbacks" n
- "-export([init/1, terminate/3, code_change/4])." n
+ "-export([callback_mode/0, init/1, terminate/3, code_change/4])." n
"-export([state_name/3])." n
- "-export([handle_event/4])." n
n
"-define(SERVER, ?MODULE)." n
n
@@ -899,48 +902,151 @@ Please see the function `tempo-define-template'.")
(erlang-skel-separator-start 2)
"%% @private" n
"%% @doc" n
+ "%% Define the callback_mode() for this callback module." n
+ (erlang-skel-separator-end 2)
+ "-spec callback_mode() -> gen_statem:callback_mode()." n
+ "callback_mode() -> state_functions." n
+ n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
"%% Whenever a gen_statem is started using gen_statem:start/[3,4] or" n
"%% gen_statem:start_link/[3,4], this function is called by the new" n
"%% process to initialize." n
(erlang-skel-separator-end 2)
- "-spec init(Args :: term()) -> " n>
- "{gen_statem:callback_mode()," n>
- "State :: term(), Data :: term()} |" n>
- "{gen_statem:callback_mode()," n>
- "State :: term(), Data :: term()," n>
+ "-spec init(Args :: term()) ->" n>
+ "{ok, State :: term(), Data :: term()} |" n>
+ "{ok, State :: term(), Data :: term()," n>
"[gen_statem:action()] | gen_statem:action()} |" n>
"ignore |" n>
"{stop, Reason :: term()}." n
"init([]) ->" n>
- "{state_functions, state_name, #data{}}." n
+ "process_flag(trap_exit, true)," n>
+ "{ok, state_name, #data{}}." n
n
(erlang-skel-separator-start 2)
"%% @private" n
"%% @doc" n
- "%% If the gen_statem runs with CallbackMode =:= state_functions" n
- "%% there should be one instance of this function for each possible" n
- "%% state name. Whenever a gen_statem receives an event," n
- "%% the instance of this function with the same name" n
- "%% as the current state name StateName is called to" n
- "%% handle the event." n
+ "%% There should be one function like this for each state name." n
+ "%% Whenever a gen_statem receives an event, the function " n
+ "%% with the name of the current state (StateName) " n
+ "%% is called to handle the event." n
+ "%%" n
+ "%% NOTE: If there is an exported function handle_event/4, it is called" n
+ "%% instead of StateName/3 functions like this!" n
(erlang-skel-separator-end 2)
"-spec state_name(" n>
"gen_statem:event_type(), Msg :: term()," n>
"Data :: term()) ->" n>
- "gen_statem:state_function_result(). " n
+ "gen_statem:state_function_result()." n
"state_name({call,Caller}, _Msg, Data) ->" n>
"{next_state, state_name, Data, [{reply,Caller,ok}]}." n
n
(erlang-skel-separator-start 2)
"%% @private" n
"%% @doc" n
- "%% If the gen_statem runs with CallbackMode =:= handle_event_function" n
- "%% this function is called for every event a gen_statem receives." n
+ "%% This function is called by a gen_statem when it is about to" n
+ "%% terminate. It should be the opposite of Module:init/1 and do any" n
+ "%% necessary cleaning up. When it returns, the gen_statem terminates with" n
+ "%% Reason. The return value is ignored." n
+ (erlang-skel-separator-end 2)
+ "-spec terminate(Reason :: term(), State :: term(), Data :: term()) ->" n>
+ "any()." n
+ "terminate(_Reason, _State, _Data) ->" n>
+ "void." n
+ n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% Convert process state when code is changed" n
+ (erlang-skel-separator-end 2)
+ "-spec code_change(" n>
+ "OldVsn :: term() | {down,term()}," n>
+ "State :: term(), Data :: term(), Extra :: term()) ->" n>
+ "{ok, NewState :: term(), NewData :: term()} |" n>
+ "(Reason :: term())." n
+ "code_change(_OldVsn, State, Data, _Extra) ->" n>
+ "{ok, State, Data}." n
+ n
+ (erlang-skel-double-separator-start 3)
+ "%%% Internal functions" n
+ (erlang-skel-double-separator-end 3)
+ )
+ "*The template of a gen_statem (StateName/3).
+Please see the function `tempo-define-template'.")
+
+(defvar erlang-skel-gen-statem-handle-event
+ '((erlang-skel-include erlang-skel-large-header)
+ "-behaviour(gen_statem)." n n
+
+ "%% API" n
+ "-export([start_link/0])." n
+ n
+ "%% gen_statem callbacks" n
+ "-export([callback_mode/0, init/1, terminate/3, code_change/4])." n
+ "-export([handle_event/4])." n
+ n
+ "-define(SERVER, ?MODULE)." n
+ n
+ "-record(data, {})." n
+ n
+ (erlang-skel-double-separator-start 3)
+ "%%% API" n
+ (erlang-skel-double-separator-end 3) n
+ (erlang-skel-separator-start 2)
+ "%% @doc" n
+ "%% Creates a gen_statem process which calls Module:init/1 to" n
+ "%% initialize. To ensure a synchronized start-up procedure, this" n
+ "%% function does not return until Module:init/1 has returned." n
+ "%%" n
+ (erlang-skel-separator-end 2)
+ "-spec start_link() ->" n>
+ "{ok, Pid :: pid()} |" n>
+ "ignore |" n>
+ "{error, Error :: term()}." n
+ "start_link() ->" n>
+ "gen_statem:start_link({local, ?SERVER}, ?MODULE, [], [])." n
+ n
+ (erlang-skel-double-separator-start 3)
+ "%%% gen_statem callbacks" n
+ (erlang-skel-double-separator-end 3) n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% Define the callback_mode() for this callback module." n
+ (erlang-skel-separator-end 2)
+ "-spec callback_mode() -> gen_statem:callback_mode()." n
+ "callback_mode() -> handle_event_function." n
+ n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% Whenever a gen_statem is started using gen_statem:start/[3,4] or" n
+ "%% gen_statem:start_link/[3,4], this function is called by the new" n
+ "%% process to initialize." n
+ (erlang-skel-separator-end 2)
+ "-spec init(Args :: term()) ->" n>
+ "{ok, State :: term(), Data :: term()} |" n>
+ "{ok, State :: term(), Data :: term()," n>
+ "[gen_statem:action()] | gen_statem:action()} |" n>
+ "ignore |" n>
+ "{stop, Reason :: term()}." n
+ "init([]) ->" n>
+ "process_flag(trap_exit, true)," n>
+ "{ok, state_name, #data{}}." n
+ n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% This function is called for every event a gen_statem receives." n
+ "%%" n
+ "%% NOTE: If there is no exported function handle_event/4," n
+ "%% StateName/3 functions are called instead!" n
(erlang-skel-separator-end 2)
"-spec handle_event(" n>
"gen_statem:event_type(), Msg :: term()," n>
"State :: term(), Data :: term()) ->" n>
- "gen_statem:handle_event_result(). " n
+ "gen_statem:handle_event_result()." n
"handle_event({call,From}, _Msg, State, Data) ->" n>
"{next_state, State, Data, [{reply,From,ok}]}." n
n
@@ -965,7 +1071,8 @@ Please see the function `tempo-define-template'.")
"-spec code_change(" n>
"OldVsn :: term() | {down,term()}," n>
"State :: term(), Data :: term(), Extra :: term()) ->" n>
- "{ok, NewState :: term(), NewData :: term()}." n
+ "{ok, NewState :: term(), NewData :: term()} |" n>
+ "(Reason :: term())." n
"code_change(_OldVsn, State, Data, _Extra) ->" n>
"{ok, State, Data}." n
n
@@ -973,7 +1080,7 @@ Please see the function `tempo-define-template'.")
"%%% Internal functions" n
(erlang-skel-double-separator-end 3)
)
- "*The template of a gen_statem.
+ "*The template of a gen_statem (handle_event/4).
Please see the function `tempo-define-template'.")
(defvar erlang-skel-wx-object
diff --git a/lib/tools/emacs/erlang-test.el b/lib/tools/emacs/erlang-test.el
new file mode 100644
index 0000000000..ba6190d194
--- /dev/null
+++ b/lib/tools/emacs/erlang-test.el
@@ -0,0 +1,184 @@
+;;; erlang-test.el -*- lexical-binding: t; coding: utf-8-unix -*-
+
+;;; Unit tests for erlang.el.
+
+;; Author: Johan Claesson
+;; Created: 2016-05-07
+;; Keywords: erlang, languages
+
+;; %CopyrightBegin%
+;;
+;; Copyright Ericsson AB 2016. All Rights Reserved.
+;;
+;; Licensed under the Apache License, Version 2.0 (the "License");
+;; you may not use this file except in compliance with the License.
+;; You may obtain a copy of the License at
+;;
+;; http://www.apache.org/licenses/LICENSE-2.0
+;;
+;; Unless required by applicable law or agreed to in writing, software
+;; distributed under the License is distributed on an "AS IS" BASIS,
+;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+;; See the License for the specific language governing permissions and
+;; limitations under the License.
+;;
+;; %CopyrightEnd%
+
+
+;;; Commentary:
+
+;; This library require GNU Emacs 25 or later.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+(require 'erlang)
+
+(defvar erlang-test-code
+ '((nil . "-module(erlang_test).")
+ (nil . "-import(lists, [map/2]).")
+ (nil . "-compile(export_all).")
+ ("SYMBOL" . "-define(SYMBOL, value).")
+ ("MACRO" . "-define(MACRO(X), X + X).")
+ ("struct" . "-record(struct, {until,maps,are,everywhere}).")
+ ("function". "function() -> #struct{}."))
+ "Alist of erlang test code.
+Each entry have the format (TAGNAME . ERLANG_CODE). If TAGNAME
+is nil there is no definitions in the ERLANG_CODE. The
+ERLANG_CODE is a single line of erlang code. These lines will be
+concatenated to form an erlang file to test on.")
+
+
+(ert-deftest erlang-test-tags ()
+ (let* ((dir (make-temp-file "erlang-test" t))
+ (erlang-file (expand-file-name "erlang_test.erl" dir))
+ (tags-file (expand-file-name "TAGS" dir))
+ (old-tags-file-name (default-value 'tags-file-name))
+ (old-tags-table-list (default-value 'tags-table-list))
+ tags-file-name
+ tags-table-list
+ tags-table-set-list
+ erlang-buffer
+ erlang-mode-hook
+ prog-mode-hook
+ erlang-shell-mode-hook
+ tags-add-tables)
+ (unwind-protect
+ (progn
+ (setq-default tags-file-name nil)
+ (setq-default tags-table-list nil)
+ (erlang-test-create-erlang-file erlang-file)
+ (erlang-test-compile-tags erlang-file tags-file)
+ (setq erlang-buffer (find-file-noselect erlang-file))
+ (with-current-buffer erlang-buffer
+ (setq-local tags-file-name tags-file))
+ ;; Setting global tags-file-name is a workaround for
+ ;; GNU Emacs bug#23164.
+ (setq tags-file-name tags-file)
+ (erlang-test-complete-at-point tags-file)
+ (erlang-test-completion-table)
+ (erlang-test-xref-find-definitions erlang-file erlang-buffer))
+ (when (buffer-live-p erlang-buffer)
+ (kill-buffer erlang-buffer))
+ (let ((tags-buffer (find-buffer-visiting tags-file)))
+ (when (buffer-live-p tags-buffer)
+ (kill-buffer tags-buffer)))
+ (when (file-exists-p dir)
+ (delete-directory dir t))
+ (setq-default tags-file-name old-tags-file-name)
+ (setq-default tags-table-list old-tags-table-list))))
+
+(defun erlang-test-create-erlang-file (erlang-file)
+ (with-temp-file erlang-file
+ (cl-loop for (_ . code) in erlang-test-code
+ do (insert code "\n"))))
+
+(defun erlang-test-compile-tags (erlang-file tags-file)
+ (should (zerop (call-process "etags" nil nil nil
+ "-o" tags-file
+ erlang-file))))
+
+(defun erlang-test-completion-table ()
+ (let ((erlang-replace-etags-tags-completion-table t))
+ (setq tags-completion-table nil)
+ (tags-completion-table))
+ (should (equal (sort tags-completion-table #'string-lessp)
+ (sort (erlang-expected-completion-table) #'string-lessp))))
+
+(defun erlang-expected-completion-table ()
+ (append (cl-loop for (symbol . _) in erlang-test-code
+ when (stringp symbol)
+ append (list symbol (concat "erlang_test:" symbol)))
+ (list "erlang_test:" "erlang_test:module_info")))
+
+(defun erlang-test-xref-find-definitions (erlang-file erlang-buffer)
+ (cl-loop for (tagname . code) in erlang-test-code
+ for line = 1 then (1+ line)
+ do (when tagname
+ (switch-to-buffer erlang-buffer)
+ (xref-find-definitions tagname)
+ (erlang-test-verify-pos erlang-file line)
+ (xref-find-definitions (concat "erlang_test:" tagname))
+ (erlang-test-verify-pos erlang-file line)))
+ (xref-find-definitions "erlang_test:")
+ (erlang-test-verify-pos erlang-file 1))
+
+(defun erlang-test-verify-pos (expected-file expected-line)
+ (should (string-equal (file-truename expected-file)
+ (file-truename (buffer-file-name))))
+ (should (eq expected-line (line-number-at-pos)))
+ (should (= (point-at-bol) (point))))
+
+(defun erlang-test-complete-at-point (tags-file)
+ (with-temp-buffer
+ (erlang-mode)
+ (setq-local tags-file-name tags-file)
+ (insert "\nerlang_test:fun")
+ (erlang-complete-tag)
+ (should (looking-back "erlang_test:function"))
+ (insert "\nfun")
+ (erlang-complete-tag)
+ (should (looking-back "function"))
+ (insert "\nerlang_")
+ (erlang-complete-tag)
+ (should (looking-back "erlang_test:"))))
+
+
+(ert-deftest erlang-test-compile-options ()
+ (erlang-test-format-opt t
+ "t")
+ (erlang-test-format-opt nil
+ "nil")
+ (erlang-test-format-opt (cons 1 2)
+ "{1, 2}")
+ (erlang-test-format-opt (list 1)
+ "[1]")
+ (erlang-test-format-opt (list 1 2)
+ "[1, 2]")
+ (erlang-test-format-opt (list 1 2 3)
+ "[1, 2, 3]")
+ (erlang-test-format-opt 'symbol
+ "symbol")
+ (erlang-test-format-opt "string"
+ "\"string\"")
+ (erlang-test-format-opt []
+ "{}")
+ (erlang-test-format-opt [1]
+ "{1}")
+ (erlang-test-format-opt [1 2]
+ "{1, 2}")
+ (erlang-test-format-opt [1 2 (3 [4 5 6] 7)]
+ "{1, 2, [3, {4, 5, 6}, 7]}"))
+
+(defun erlang-test-format-opt (elisp &optional expected-erlang)
+ (let ((erlang (inferior-erlang-format-opt elisp)))
+ (message "%s -> %s" elisp erlang)
+ (when expected-erlang
+ (should (equal erlang expected-erlang)))
+ erlang))
+
+
+(provide 'erlang-test)
+
+;;; erlang-test.el ends here
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el
index 0a3fc0ddff..73c6b8d768 100644
--- a/lib/tools/emacs/erlang.el
+++ b/lib/tools/emacs/erlang.el
@@ -70,8 +70,8 @@
;; `debug-on-error' to `t'. Repeat the error and enclose the debug
;; information in your bug-report.
;;
-;; To set the variable you can use the following command:
-;; M-x set-variable RET debug-on-error RET t RET
+;; To toggle the variable you can use the following command:
+;; M-x toggle-debug-on-error RET
;;; Code:
(eval-when-compile (require 'cl))
@@ -971,7 +971,7 @@ resulting regexp is surrounded by \\_< and \\_>."
(defvar erlang-defun-prompt-regexp (concat "^" erlang-atom-regexp "\\s *(")
"Regexp which should match beginning of a clause.")
-(defvar erlang-file-name-extension-regexp "\\.[eh]rl$"
+(defvar erlang-file-name-extension-regexp "\\.erl$"
"*Regexp which should match an Erlang file name.
This regexp is used when an Erlang module name is extracted from the
@@ -1068,8 +1068,14 @@ behaviour.")
"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.")
+ (if (featurep 'xemacs)
+ (progn
+ (require 'font-lock)
+ `((t (:foreground ,(face-foreground 'font-lock-function-name-face))
+ (:background ,(face-background 'font-lock-function-name-face)))))
+ '((default (:inherit font-lock-function-name-face))))
+ "Face used for highlighting exported functions."
+ :group 'erlang)
(defvar erlang-font-lock-exported-function-name-face
'erlang-font-lock-exported-function-name-face)
@@ -1285,6 +1291,11 @@ Unfortunately, XEmacs hasn't got support for a special Font
Lock syntax table. The effect is that `apply' in the atom
`foo_apply' will be highlighted as a bif.")
+(defvar erlang-replace-etags-tags-completion-table nil
+ "Internal flag used by advice `erlang-replace-tags-table'.
+This is non-nil when `etags-tags-completion-table' should be
+replaced by `erlang-etags-tags-completion-table'.")
+
;;; Avoid errors while compiling this file.
@@ -1338,11 +1349,19 @@ Lock syntax table. The effect is that `apply' in the atom
(defun erlang-version ()
"Return the current version of Erlang mode."
(interactive)
- (if (interactive-p)
+ (if (erlang-interactive-p)
(message "Erlang mode version %s, written by Anders Lindgren"
erlang-version))
erlang-version)
+(defun erlang-interactive-p ()
+ (if (fboundp 'called-interactively-p)
+ (called-interactively-p 'interactive)
+ (funcall (symbol-function 'interactive-p))))
+
+(unless (fboundp 'prog-mode)
+ (defun prog-mode ()
+ (use-local-map (make-keymap))))
;;;###autoload
(define-derived-mode erlang-mode prog-mode "Erlang"
@@ -1415,7 +1434,9 @@ Other commands:
(erlang-tags-init)
(erlang-font-lock-init)
(erlang-skel-init)
- (tempo-use-tag-list 'erlang-tempo-tags)
+ (when (fboundp 'tempo-use-tag-list)
+ (tempo-use-tag-list 'erlang-tempo-tags))
+ (run-hooks 'erlang-mode-hook)
(if (zerop (buffer-size))
(run-hooks 'erlang-new-file-hook)))
@@ -1536,7 +1557,9 @@ Other commands:
table)))
(set (make-local-variable 'font-lock-syntax-table)
erlang-font-lock-syntax-table)
- (set (make-local-variable 'font-lock-beginning-of-syntax-function)
+ (set (make-local-variable (if (boundp 'syntax-begin-function)
+ 'syntax-begin-function
+ 'font-lock-beginning-of-syntax-function))
'erlang-beginning-of-clause)
(make-local-variable 'font-lock-keywords)
(let ((level (cond ((boundp 'font-lock-maximum-decoration)
@@ -2244,6 +2267,7 @@ mode with the command `M-x erlang-mode RET'.")))
;; This code is based on the package `tempo' which is part of modern
;; Emacsen. (GNU Emacs 19.25 (?) and XEmacs 19.14.)
+(defvar erlang-skel)
(defun erlang-skel-init ()
"Generate the skeleton functions and menu items.
The variable `erlang-skel' contains the name and descriptions of
@@ -2970,8 +2994,9 @@ Return nil if inside string, t if in a comment."
(current-column)))
;; Type and Spec indentation
((eq (car stack-top) '::)
- (if (looking-at "}")
- ;; Closing record definition with types
+ (if (looking-at "[},)]")
+ ;; Closing function spec, record definition with types,
+ ;; or a comma at the start of the line
;; pop stack and recurse
(erlang-calculate-stack-indent indent-point
(cons (erlang-pop stack) (cdr state)))
@@ -3204,18 +3229,16 @@ With argument, do this that many times."
(interactive "p")
(or arg (setq arg 1))
(while (and (looking-at "[ \t]*[%\n]")
- (zerop (forward-line 1))))
+ (zerop (forward-line 1))))
;; Move to the next clause.
(erlang-beginning-of-clause (- arg))
(beginning-of-line);; Just to be sure...
(let ((continue t))
(while (and (not (bobp)) continue)
(forward-line -1)
- (skip-chars-forward " \t")
- (if (looking-at "[%\n]")
- nil
- (end-of-line)
- (setq continue nil)))))
+ (unless (looking-at "[ \t]*[%\n]")
+ (end-of-line)
+ (setq continue nil)))))
(defun erlang-mark-clause ()
"Put mark at end of clause, point at beginning."
@@ -3742,6 +3765,12 @@ In the future the list may contain more elements."
(if (assoc fk (cdr (car imports)))
(setq mod (car (car imports)))
(setq imports (cdr imports))))
+ (cond ((eq (preceding-char) ?#)
+ (setq fk (concat "-record(" fk)))
+ ((eq (preceding-char) ??)
+ (setq fk (concat "-define(" fk)))
+ ((and (null mod) (not (member fk erlang-int-bifs)))
+ (setq mod (erlang-get-module))))
(setq res (list mod fk)))))
(store-match-data md)
res)))
@@ -3812,20 +3841,19 @@ exported function."
(defun erlang-check-module-name-init ()
"Initialize the functionality to compare file and module names.
-Unless we have `before-save-hook', we redefine the function
+Unless we have `before-save-hook', we advice the function
`set-visited-file-name' since it clears the variable
-`local-write-file-hooks'. The original function definition is
-stored in `erlang-orig-set-visited-file-name'."
+`local-write-file-hooks'."
(if (boundp 'before-save-hook)
- ;; If we have that, `make-local-hook' is obsolete.
(add-hook 'before-save-hook 'erlang-check-module-name nil t)
(require 'advice)
- (unless (ad-advised-definition-p 'set-visited-file-name)
- (defadvice set-visited-file-name (after erlang-set-visited-file-name
- activate)
- (if (eq major-mode 'erlang-mode)
- (add-hook 'local-write-file-hooks 'erlang-check-module-name))))
- (add-hook 'local-write-file-hooks 'erlang-check-module-name)))
+ (when (fboundp 'ad-advised-definition-p)
+ (unless (ad-advised-definition-p 'set-visited-file-name)
+ (defadvice set-visited-file-name (after erlang-set-visited-file-name
+ activate)
+ (if (eq major-mode 'erlang-mode)
+ (add-hook 'local-write-file-hooks 'erlang-check-module-name))))
+ (add-hook 'local-write-file-hooks 'erlang-check-module-name))))
(defun erlang-check-module-name ()
@@ -3902,7 +3930,7 @@ non-whitespace characters following the point on the current line."
(newline)
(if (condition-case nil
(progn (erlang-indent-line) t)
- (error (if (bolp) (delete-backward-char 1))))
+ (error (if (bolp) (delete-char -1))))
(if (not (bolp))
(save-excursion
(insert " ->"))
@@ -3914,7 +3942,7 @@ non-whitespace characters following the point on the current line."
(beginning-of-line)
(newline
erlang-electric-semicolon-insert-blank-lines))))
- (error (if (bolp) (delete-backward-char 1))))))))
+ (error (if (bolp) (delete-char -1))))))))
(defun erlang-electric-comma (&optional arg)
@@ -3944,7 +3972,7 @@ non-whitespace characters following the point on the current line."
(newline)
(condition-case nil
(erlang-indent-line)
- (error (if (bolp) (delete-backward-char 1))))))
+ (error (if (bolp) (delete-char -1))))))
(defun erlang-electric-lt (&optional arg)
"Insert a less-than sign, and optionally mark it as an open paren."
@@ -4030,7 +4058,7 @@ non-whitespace characters following the point on the current line."
(newline)
(condition-case nil
(erlang-indent-line)
- (error (if (bolp) (delete-backward-char 1))))))
+ (error (if (bolp) (delete-char -1))))))
;; Then it's just a plain greater-than.
(t
@@ -4070,7 +4098,7 @@ After being split/merged into `erlang-after-arrow' and
(newline)
(condition-case nil
(erlang-indent-line)
- (error (if (bolp) (delete-backward-char 1)))))))
+ (error (if (bolp) (delete-char -1)))))))
(defun erlang-electric-newline (&optional arg)
@@ -4318,11 +4346,6 @@ as on the old form `tag'.
In the completion list, `module:tag' and `module:' shows up.
-Call this function from an appropriate init file, or add it to
-Erlang mode hook with the commands:
- (add-hook 'erlang-mode-hook 'erlang-tags-init)
- (add-hook 'erlang-shell-mode-hook 'erlang-tags-init)
-
This function only works under Emacs 18 and Emacs 19. Currently, It
is not implemented under XEmacs. (Hint: The Emacs 19 etags module
works under XEmacs.)"
@@ -4333,12 +4356,17 @@ works under XEmacs.)"
(setq erlang-tags-installed t))
(t
(require 'etags)
- ;; Test on a function available in the Emacs 19 version
- ;; of tags but not in the XEmacs version.
- (if (not (fboundp 'find-tag-noselect))
- ()
- (erlang-tags-define-keys (current-local-map))
- (setq erlang-tags-installed t)))))
+ (set (make-local-variable 'find-tag-default-function)
+ 'erlang-find-tag-for-completion)
+ (if (>= emacs-major-version 25)
+ (add-hook 'xref-backend-functions
+ #'erlang-etags--xref-backend nil t)
+ ;; Test on a function available in the Emacs 19 version
+ ;; of tags but not in the XEmacs version.
+ (when (fboundp 'find-tag-noselect)
+ (erlang-tags-define-keys (current-local-map))
+ (setq erlang-tags-installed t))))))
+
;; Set all keys bound to `find-tag' et.al. in the global map and the
@@ -4363,10 +4391,6 @@ works under XEmacs.)"
(erlang-menu-init))
-;; There exists a variable `find-tag-default-function'. It is not used
-;; since `complete-tag' uses it to get current word under point. In that
-;; situation we don't want the module to be prepended.
-
(defun erlang-find-tag-default ()
"Return the default tag.
Search `-import' list of imported functions.
@@ -4546,6 +4570,11 @@ Tags can be given on the forms `tag', `module:', `module:tag'."
(current-buffer))) ; Return the new buffer.
+
+
+
+
+
;; Process interactive arguments for erlang-find-tag-*.
;;
;; Negative arguments work only for `etags', not `tags'. This is not
@@ -4639,9 +4668,25 @@ Tags can be given on the forms `tag', `module:', `module:tag'."
(set (make-local-variable 'find-tag-regexp-search-function)
'erlang-tags-regexp-search-forward)
(set (make-local-variable 'find-tag-tag-order)
- '(erlang-tag-match-module-p))
+ (mapcar #'erlang-make-order-function-aware-of-modules
+ erlang-tags-orig-tag-order))
(set (make-local-variable 'find-tag-regexp-tag-order)
- '(erlang-tag-match-module-regexp-p))))
+ (mapcar #'erlang-make-order-function-aware-of-modules
+ erlang-tags-orig-regexp-tag-order))))
+
+(defun erlang-make-order-function-aware-of-modules (f)
+ `(lambda (tag)
+ (let (mod)
+ (when (string-match ":" tag)
+ (setq mod (substring tag 0 (match-beginning 0)))
+ (setq tag (substring tag (match-end 0) nil)))
+ (and (funcall ',f tag)
+ (or (null mod)
+ (erlang-tag-at-point-match-module-p mod))))))
+
+(defun erlang-tag-at-point-match-module-p (mod)
+ (string-equal mod (erlang-get-module-from-file-name
+ (funcall (symbol-function 'file-of-tag)))))
(defun erlang-tags-remove-module-check ()
@@ -4718,60 +4763,32 @@ for a tag on the form `module:tag'."
(funcall erlang-tags-orig-regexp-search-function
tag bound noerror count)))
-
-;; t if point is at a tag line that matches TAG, containing
-;; module information. Assumes that all other order functions
-;; are stored in `erlang-tags-orig-[regex]-tag-order'.
-
-(defun erlang-tag-match-module-p (tag)
- (erlang-tag-match-module-common-p tag erlang-tags-orig-tag-order))
-
-(defun erlang-tag-match-module-regexp-p (tag)
- (erlang-tag-match-module-common-p tag erlang-tags-orig-regexp-tag-order))
-
-(defun erlang-tag-match-module-common-p (tag order)
- (let ((mod nil)
- (found nil))
- (if (string-match ":" tag)
- (progn
- (setq mod (substring tag 0 (match-beginning 0)))
- (setq tag (substring tag (match-end 0) nil))))
- (while (and order (not found))
- (setq found
- (and (not (memq (car order)
- '(erlang-tag-match-module-p
- erlang-tag-match-module-regexp-p)))
- (funcall (car order) tag)))
- (setq order (cdr order)))
- (and found
- (or (null mod)
- (string= mod (erlang-get-module-from-file-name
- (file-of-tag)))))))
-
-
;;; Tags completion, Emacs 19 `etags' specific.
;;;
;;; The basic idea is to create a second completion table `erlang-tags-
;;; completion-table' containing all normal tags plus tags on the form
-;;; `module:tag'.
+;;; `module:tag' and `module:'.
-
-(when (and (fboundp 'etags-tags-completion-table)
+(when (and (locate-library "etags")
+ (require 'etags)
+ (fboundp 'etags-tags-completion-table)
(fboundp 'tags-lazy-completion-table)) ; Emacs 23.1+
(if (fboundp 'advice-add)
;; Emacs 24.4+
(advice-add 'etags-tags-completion-table :around
- (lambda (oldfun)
- (if (eq find-tag-default-function 'erlang-find-tag-for-completion)
- (erlang-etags-tags-completion-table)
- (funcall oldfun)))
- (list :name 'erlang-replace-tags-table))
+ #'erlang-etags-tags-completion-table-advice)
;; Emacs 23.1-24.3
- (defadvice etags-tags-completion-table (around erlang-replace-tags-table activate)
- (if (eq find-tag-default-function 'erlang-find-tag-for-completion)
+ (defadvice etags-tags-completion-table (around
+ erlang-replace-tags-table
+ activate)
+ (if erlang-replace-etags-tags-completion-table
(setq ad-return-value (erlang-etags-tags-completion-table))
ad-do-it))))
+(defun erlang-etags-tags-completion-table-advice (oldfun)
+ (if erlang-replace-etags-tags-completion-table
+ (erlang-etags-tags-completion-table)
+ (funcall oldfun)))
(defun erlang-complete-tag ()
"Perform tags completion on the text around point.
@@ -4783,26 +4800,21 @@ about Erlang modules."
(condition-case nil
(require 'etags)
(error nil))
- (cond ((and erlang-tags-installed
- (fboundp 'etags-tags-completion-table)
+ (cond ((and (fboundp 'etags-tags-completion-table)
(fboundp 'tags-lazy-completion-table)) ; Emacs 23.1+
- ;; This depends on the advice called erlang-replace-tags-table
- ;; above. It is not enough to let-bind
- ;; tags-completion-table-function since that will not override
- ;; the buffer-local value in the TAGS buffer.
- (let ((find-tag-default-function 'erlang-find-tag-for-completion))
+ (let ((erlang-replace-etags-tags-completion-table t))
(complete-tag)))
((and erlang-tags-installed
- (fboundp 'complete-tag)
- (fboundp 'tags-complete-tag)) ; Emacs 19
+ (fboundp 'complete-tag)
+ (fboundp 'tags-complete-tag)) ; Emacs 19-22
(let ((orig-tags-complete-tag (symbol-function 'tags-complete-tag)))
(fset 'tags-complete-tag
(symbol-function 'erlang-tags-complete-tag))
(unwind-protect
- (funcall (symbol-function 'complete-tag))
+ (complete-tag)
(fset 'tags-complete-tag orig-tags-complete-tag))))
((fboundp 'complete-tag) ; Emacs 19
- (funcall (symbol-function 'complete-tag)))
+ (complete-tag))
((fboundp 'tag-complete-symbol) ; XEmacs
(funcall (symbol-function 'tag-complete-symbol)))
(t
@@ -4817,19 +4829,22 @@ about Erlang modules."
(buffer-substring-no-properties start (point)))))
-
;; Based on `tags-complete-tag', but this one uses
;; `erlang-tags-completion-table' instead of `tags-completion-table'.
;;
;; This is the entry-point called by system function `completing-read'.
+;;
+;; Used for minibuffer completion in Emacs 19-24 and completion in
+;; erlang buffers in Emacs 19-22.
(defun erlang-tags-complete-tag (string predicate what)
- (save-excursion
- ;; If we need to ask for the tag table, allow that.
- (let ((enable-recursive-minibuffers t))
- (visit-tags-table-buffer))
+ (with-current-buffer (window-buffer (minibuffer-selected-window))
+ (save-excursion
+ ;; If we need to ask for the tag table, allow that.
+ (let ((enable-recursive-minibuffers t))
+ (visit-tags-table-buffer))
(if (eq what t)
(all-completions string (erlang-tags-completion-table) predicate)
- (try-completion string (erlang-tags-completion-table) predicate))))
+ (try-completion string (erlang-tags-completion-table) predicate)))))
;; `tags-completion-table' calls itself recursively, make it
@@ -4847,7 +4862,6 @@ about Erlang modules."
(fset 'tags-completion-table
erlang-tags-orig-completion-table)))
-
(defun erlang-tags-completion-table-1 ()
(make-local-variable 'erlang-tags-completion-table)
(or erlang-tags-completion-table
@@ -4858,59 +4872,190 @@ about Erlang modules."
(setq erlang-tags-completion-table tags-completion-table))))
+
+;; Emacs 25 expects this function to return a list (and it is ok for
+;; it to include duplicates). Older emacsen expects an obarray.
+(defun erlang-etags-tags-completion-table ()
+ (if (>= emacs-major-version 25)
+ (erlang-etags-tags-completion-table-list)
+ (let ((obarray (make-vector 511 0)))
+ (dolist (tag (erlang-etags-tags-completion-table-list))
+ (intern tag obarray))
+ obarray)))
+
;; Based on `etags-tags-completion-table'. The difference is that we
-;; add three symbols to the vector, the tag, module: and module:tag.
+;; add three strings to the list, the tag, module: and module:tag.
;; The module is extracted from the file name of a tag. (This one
;; only works if we are looking at an `etags' file. However, this is
;; the only format supported by Emacs, so far.)
-(defun erlang-etags-tags-completion-table ()
- (let ((table (make-vector 511 0))
- (file nil)
- (progress-reporter
- (when (fboundp 'make-progress-reporter)
- (make-progress-reporter
- (format "Making erlang tags completion table for %s..." buffer-file-name)
- (point-min) (point-max)))))
+(defun erlang-etags-tags-completion-table-list ()
+ (let ((progress-reporter
+ (make-progress-reporter
+ (format "Making tags completion table for %s..." buffer-file-name)
+ (point-min) (point-max)))
+ table module)
(save-excursion
(goto-char (point-min))
- ;; This monster regexp matches an etags tag line.
- ;; \1 is the string to match;
- ;; \2 is not interesting;
- ;; \3 is the guessed tag name; XXX guess should be better eg DEFUN
- ;; \4 is not interesting;
- ;; \5 is the explicitly-specified tag name.
- ;; \6 is the line to start searching at;
- ;; \7 is the char to start searching at.
(while (progn
- (while (and
- (eq (following-char) ?\f)
- (looking-at "\f\n\\([^,\n]*\\),.*\n"))
- (setq file (buffer-substring
- (match-beginning 1) (match-end 1)))
- (goto-char (match-end 0)))
+ (while (and (eq (following-char) ?\f)
+ (looking-at "\f\n\\([^,\n]*\\),.*\n"))
+ (let ((file (buffer-substring (match-beginning 1)
+ (match-end 1))))
+ (setq module (erlang-get-module-from-file-name file))
+ (when module
+ (push (concat module ":") table)
+ (push (concat module ":module_info") table))
+ (forward-line 2)))
+ ;; This regexp matches an explicit tag name or the
+ ;; place where it would start.
(re-search-forward
- "\
-^\\(\\([^\177]+[^-a-zA-Z0-9_$\177]+\\)?\\([-a-zA-Z0-9_$?:]+\\)\
-\[^-a-zA-Z0-9_$?:\177]*\\)\177\\(\\([^\n\001]+\\)\001\\)?\
-\\([0-9]+\\)?,\\([0-9]+\\)?\n"
+ "[\f\t\n\r()=,; ]?\177\\\(?:\\([^\n\001]+\\)\001\\)?"
nil t))
- (let ((tag (if (match-beginning 5)
+ (let ((tag (if (match-beginning 1)
;; There is an explicit tag name.
- (buffer-substring (match-beginning 5) (match-end 5))
- ;; No explicit tag name. Best guess.
- (buffer-substring (match-beginning 3) (match-end 3))))
- (module (and file
- (erlang-get-module-from-file-name file))))
- (intern tag table)
+ (buffer-substring (match-beginning 1) (match-end 1))
+ ;; No explicit tag name. Backtrack a little,
+ ;; and look for the implicit one.
+ (goto-char (match-beginning 0))
+ (skip-chars-backward "^\f\t\n\r()=,; ")
+ (buffer-substring (point) (match-beginning 0)))))
+ (forward-line 1)
+ (push tag table)
(when (stringp module)
- (intern (concat module ":" tag) table)
- ;; Only the first ones will be stored in the table.
- (intern (concat module ":") table)
- (intern (concat module ":module_info") table))
- (when progress-reporter
- (progress-reporter-update progress-reporter (point))))))
+ (push (concat module ":" tag) table))
+ (progress-reporter-update progress-reporter (point)))))
table))
+
+
+
+;;; Xref backend erlang-etags
+
+;; In GNU Emacs 25 xref was introduced. It is a framework for cross
+;; referencing commands, in particular commands for finding
+;; definitions. It does not replace etags. It rather resides on top
+;; of it and provides user-friendly commands. The idea is that the
+;; user commands should be the same regardless of what backend does
+;; the actual finding of definitions.
+
+;; The backend below is a wrapper around the built-in etags backend.
+;; It adds awareness of the module:tag syntax in a similar way that is
+;; done above for the old etags commands.
+
+
+(defun erlang-etags--xref-backend () 'erlang-etags)
+
+(defun erlang-soft-require (feature)
+ (when (locate-library (symbol-name feature))
+ (require feature)))
+
+(and (erlang-soft-require 'xref)
+ (erlang-soft-require 'cl-generic)
+ ;; The purpose of using eval here is to avoid compilation
+ ;; warnings in emacsen without cl-defmethod.
+ (eval
+ '(progn
+ (cl-defmethod xref-backend-identifier-at-point
+ ((_backend (eql erlang-etags)))
+ (erlang-find-tag-default))
+
+ (cl-defmethod xref-backend-definitions
+ ((_backend (eql erlang-etags)) identifier)
+ (erlang-xref-find-definitions identifier))
+
+ (cl-defmethod xref-backend-apropos
+ ((_backend (eql erlang-etags)) identifier)
+ (erlang-xref-find-definitions identifier t))
+
+ (cl-defmethod xref-backend-identifier-completion-table
+ ((_backend (eql erlang-etags)))
+ (let ((erlang-replace-etags-tags-completion-table t))
+ (tags-completion-table))))))
+
+
+
+
+(defun erlang-xref-find-definitions (identifier &optional is-regexp)
+ (let ((id-list (split-string identifier ":")))
+ (cond
+ ;; Handle "tag"
+ ((null (cdr id-list))
+ (erlang-xref-find-definitions-tag identifier is-regexp))
+ ;; Handle "module:"
+ ((string-equal (cadr id-list) "")
+ (erlang-xref-find-definitions-module (car id-list)))
+ ;; Handle "module:tag"
+ (t
+ (erlang-xref-find-definitions-module-tag (car id-list)
+ (cadr id-list)
+ is-regexp)))))
+
+(defun erlang-xref-find-definitions-tag (tag is-regexp)
+ "Find all definitions of TAG and reorder them so that
+definitions in the currently visited file comes first."
+ (when (fboundp 'etags--xref-find-definitions)
+ (let* ((current-file (and (buffer-file-name)
+ (file-truename (buffer-file-name))))
+ (xrefs (etags--xref-find-definitions tag is-regexp))
+ local-xrefs non-local-xrefs)
+ (while xrefs
+ (if (string-equal (erlang-xref-truename-file (car xrefs))
+ current-file)
+ (push (car xrefs) local-xrefs)
+ (push (car xrefs) non-local-xrefs))
+ (setq xrefs (cdr xrefs)))
+ (append (reverse local-xrefs)
+ (reverse non-local-xrefs)))))
+
+(defun erlang-xref-find-definitions-module (module)
+ (and (fboundp 'xref-make)
+ (fboundp 'xref-make-file-location)
+ (let* ((first-time t)
+ xrefs matching-files)
+ (save-excursion
+ (while (visit-tags-table-buffer (not first-time))
+ (setq first-time nil)
+ (let ((files (tags-table-files)))
+ (while files
+ (let* ((file (car files))
+ (m (erlang-get-module-from-file-name file)))
+ (when (and m (string-equal m module))
+ (unless (member file matching-files)
+ (push file
+ matching-files)
+ (push (xref-make file
+ (xref-make-file-location file 1 0))
+ xrefs))))
+ (setq files (cdr files))))))
+ (nreverse xrefs))))
+
+(defun erlang-xref-find-definitions-module-tag (module tag is-regexp)
+ "Find all definitions of TAG and filter away definitions
+outside of MODULE."
+ (when (fboundp 'etags--xref-find-definitions)
+ (let ((xrefs (etags--xref-find-definitions tag is-regexp))
+ xrefs-in-module)
+ (while xrefs
+ (when (string-equal module (erlang-xref-module (car xrefs)))
+ (push (car xrefs) xrefs-in-module))
+ (setq xrefs (cdr xrefs)))
+ xrefs-in-module)))
+
+(defun erlang-xref-module (xref)
+ (erlang-get-module-from-file-name (erlang-xref-file xref)))
+
+(defun erlang-xref-truename-file (xref)
+ (let ((file (erlang-xref-file xref)))
+ (and file
+ (file-truename file))))
+
+(defun erlang-xref-file (xref)
+ (and (fboundp 'xref-location-group)
+ (fboundp 'xref-item-location)
+ (xref-location-group (xref-item-location xref))))
+
+
+
;;;
;;; Prepare for other methods to run an Erlang slave process.
;;;
@@ -5060,19 +5205,10 @@ The following special commands are available:
(setq comint-input-ignoredups t)
(setq comint-scroll-show-maximum-output t)
(setq comint-scroll-to-bottom-on-output t)
- ;; In Emacs 19.30, `add-hook' has got a `local' flag, use it. If
- ;; the call fails, just call the normal `add-hook'.
- (condition-case nil
- (progn
- (add-hook 'comint-output-filter-functions
- 'inferior-erlang-strip-delete nil t)
- (add-hook 'comint-output-filter-functions
- 'inferior-erlang-strip-ctrl-m nil t))
- (error
- (funcall (symbol-function 'make-local-hook)
- 'comint-output-filter-functions) ; obsolete as of Emacs 21.1
- (add-hook 'comint-output-filter-functions 'inferior-erlang-strip-delete)
- (add-hook 'comint-output-filter-functions 'inferior-erlang-strip-ctrl-m)))
+ (add-hook 'comint-output-filter-functions
+ 'inferior-erlang-strip-delete nil t)
+ (add-hook 'comint-output-filter-functions
+ 'inferior-erlang-strip-ctrl-m nil t)
;; Some older versions of comint don't have an input ring.
(if (fboundp 'comint-read-input-ring)
(progn
@@ -5098,6 +5234,7 @@ The following special commands are available:
(define-key map [menu-bar compilation]
(cons "Errors" compilation-menu-map)))
map)))))
+ (erlang-tags-init)
(run-hooks 'erlang-shell-mode-hook))
@@ -5309,8 +5446,7 @@ frame will become deselected before the next command."
()
(or (inferior-erlang-running-p)
(error "No inferior Erlang shell is running"))
- (save-excursion
- (set-buffer inferior-erlang-buffer)
+ (with-current-buffer inferior-erlang-buffer
(let ((msg nil))
(while (save-excursion
(goto-char (process-mark inferior-erlang-process))
@@ -5330,8 +5466,7 @@ frame will become deselected before the next command."
The empty command resembles hitting RET. This is useful in some
situations, for instance if a crash or error report from sasl
has been printed after the last prompt."
- (save-excursion
- (set-buffer inferior-erlang-buffer)
+ (with-current-buffer inferior-erlang-buffer
(if (> (point-max) 1)
;; make sure we get a prompt if buffer contains data
(if (save-excursion
@@ -5397,7 +5532,7 @@ Return the position after the newly inserted command."
(boundp 'comint-last-output-start))
(save-excursion
(goto-char
- (if (interactive-p)
+ (if (erlang-interactive-p)
(symbol-value 'comint-last-input-end)
(symbol-value 'comint-last-output-start)))
(while (progn (skip-chars-forward "^\C-h")
@@ -5416,7 +5551,7 @@ Return the position after the newly inserted command."
(let ((pmark (process-mark (get-buffer-process (current-buffer)))))
(save-excursion
(goto-char
- (if (interactive-p)
+ (if (erlang-interactive-p)
(symbol-value 'comint-last-input-end)
(symbol-value 'comint-last-output-start)))
(while (re-search-forward "\r+$" pmark t)
@@ -5443,23 +5578,21 @@ There exists two workarounds for this bug:
(save-some-buffers)
(inferior-erlang-prepare-for-input)
(let* ((dir (inferior-erlang-compile-outdir))
-;;; (file (file-name-nondirectory (buffer-file-name)))
(noext (substring (erlang-local-buffer-file-name) 0 -4))
(opts (append (list (cons 'outdir dir))
(if current-prefix-arg
(list 'debug_info 'export_all))
erlang-compile-extra-opts))
end)
- (save-excursion
- (set-buffer inferior-erlang-buffer)
- (compilation-forget-errors))
+ (with-current-buffer inferior-erlang-buffer
+ (when (fboundp 'compilation-forget-errors)
+ (compilation-forget-errors)))
(setq end (inferior-erlang-send-command
(inferior-erlang-compute-compile-command noext opts)
nil))
(sit-for 0)
(inferior-erlang-wait-prompt)
- (save-excursion
- (set-buffer inferior-erlang-buffer)
+ (with-current-buffer inferior-erlang-buffer
(setq compilation-error-list nil)
(set-marker compilation-parsing-end end))
(setq compilation-last-buffer inferior-erlang-buffer)))
@@ -5499,7 +5632,8 @@ unless the optional NO-DISPLAY is non-nil."
(let ((ccfn erlang-compile-command-function-alist)
(res (inferior-erlang-compute-erl-compile-command module-name opts))
ccfn-entry
- done)
+ done
+ result)
(if (not (null (erlang-local-buffer-file-name)))
(while (and (not done) (not (null ccfn)))
(setq ccfn-entry (car ccfn))
@@ -5580,31 +5714,29 @@ unless the optional NO-DISPLAY is non-nil."
(defun inferior-erlang-format-comma-opts (opts)
(if (null opts)
""
- (concat ", " (inferior-erlang-format-opts opts))))
-
-(defun inferior-erlang-format-opts (opts)
- (concat "[" (inferior-erlang-string-join (mapcar 'inferior-erlang-format-opt
- opts)
- ", ")
- "]"))
+ (concat ", " (inferior-erlang-format-opt opts))))
(defun inferior-erlang-format-opt (opt)
(cond ((stringp opt) (concat "\"" opt "\""))
- ((atom opt) (format "%s" opt))
- ((consp opt) (concat "{" (inferior-erlang-string-join
- (mapcar 'inferior-erlang-format-opt
- (list (car opt) (cdr opt)))
- ", ")
- "}"))
- (t (error (format "Unexpected opt %s" opt)))))
-
-(defun inferior-erlang-string-join (strs sep)
- (let ((result (or (car strs) "")))
- (setq strs (cdr strs))
- (while strs
- (setq result (concat result sep (car strs)))
- (setq strs (cdr strs)))
- result))
+ ((vectorp opt) (inferior-erlang-tuple (append opt nil)))
+ ((atom opt) (format "%s" opt))
+ ((consp opt) (if (listp (cdr opt))
+ (inferior-erlang-list opt)
+ (inferior-erlang-tuple (list (car opt) (cdr opt)))))
+ (t (error "Unexpected erlang compile option %s" opt))))
+
+(defun inferior-erlang-tuple (opts)
+ (concat "{" (mapconcat 'inferior-erlang-format-opt
+ opts
+ ", ")
+ "}"))
+
+(defun inferior-erlang-list (opts)
+ (concat "[" (mapconcat 'inferior-erlang-format-opt
+ opts
+ ", ")
+ "]"))
+
(defun erlang-local-buffer-file-name ()
;; When editing a file remotely via tramp,
@@ -5629,12 +5761,14 @@ unless the optional NO-DISPLAY is non-nil."
(tramp-tramp-file-p (buffer-file-name))))
(defun erlang-tramp-get-localname ()
- (let ((tramp-info (tramp-dissect-file-name (buffer-file-name))))
- (if (fboundp 'tramp-file-name-localname)
- (tramp-file-name-localname tramp-info)
- ;; In old versions of tramp, it was `tramp-file-name-path'
- ;; instead of the newer `tramp-file-name-localname'
- (tramp-file-name-path tramp-info))))
+ (when (fboundp 'tramp-dissect-file-name)
+ (let ((tramp-info (tramp-dissect-file-name (buffer-file-name))))
+ (if (fboundp 'tramp-file-name-localname)
+ (tramp-file-name-localname tramp-info)
+ ;; In old versions of tramp, it was `tramp-file-name-path'
+ ;; instead of the newer `tramp-file-name-localname'
+ (when (fboundp 'tramp-file-name-path)
+ (tramp-file-name-path tramp-info))))))
;; `next-error' only accepts buffers with major mode `compilation-mode'
;; or with the minor mode `compilation-minor-mode' activated.
@@ -5651,16 +5785,14 @@ Capable of finding error messages in an inferior Erlang buffer."
(and (boundp 'compilation-last-buffer)
compilation-last-buffer))))
(if (and (bufferp buf)
- (save-excursion
- (set-buffer buf)
+ (with-current-buffer buf
(and (eq major-mode 'erlang-shell-mode)
(setq major-mode 'compilation-mode))))
(unwind-protect
(progn
(setq done t)
(next-error argp))
- (save-excursion
- (set-buffer buf)
+ (with-current-buffer buf
(setq major-mode 'erlang-shell-mode))))
(or done
(next-error argp))))
@@ -5763,7 +5895,7 @@ Simplified version of a combination `defalias' and `make-obsolete',
it assumes that NEWDEF is loaded."
(defalias sym (symbol-function newdef))
(if (fboundp 'make-obsolete)
- (make-obsolete sym newdef)))
+ (make-obsolete sym newdef "long ago")))
(erlang-obsolete 'calculate-erlang-indent 'erlang-calculate-indent)
@@ -5781,11 +5913,8 @@ it assumes that NEWDEF is loaded."
(erlang-obsolete 'name-of-erlang-function 'erlang-name-of-function)
-;; Fixme: shouldn't redefine `set-visited-file-name' anyhow -- see above.
(defconst erlang-unload-hook
(list (lambda ()
- (defalias 'set-visited-file-name
- 'erlang-orig-set-visited-file-name)
(when (featurep 'advice)
(ad-unadvise 'Man-notify-when-ready)
(ad-unadvise 'set-visited-file-name)))))
diff --git a/lib/tools/emacs/test.erl.indented b/lib/tools/emacs/test.erl.indented
index 6913068133..7a1ff6a954 100644
--- a/lib/tools/emacs/test.erl.indented
+++ b/lib/tools/emacs/test.erl.indented
@@ -70,6 +70,9 @@ foo() ->
234,
d}).
+-record(record5, { a = 1 :: integer()
+ , b = foobar :: atom()
+ }).
-define(MACRO_1, macro).
-define(MACRO_2(_), macro).
@@ -144,6 +147,12 @@ foo() ->
-type t25() :: #rec3{f123 :: [t24() |
1|2|3|4|a|b|c|d|
nonempty_maybe_improper_list(integer, any())]}.
+-type t26() :: #rec4{ a :: integer()
+ , b :: any()
+ }.
+-type t27() :: { integer()
+ , atom()
+ }.
-type t99() ::
{t2(),t4(),t5(),t6(),t7(),t8(),t10(),t14(),
t15(),t20(),t21(), t22(),t25()}.
@@ -179,6 +188,10 @@ foo() ->
| {'error', {'no_process', term()}
| {'no_such_group', term()}}.
+-spec add( X :: integer()
+ , Y :: integer()
+ ) -> integer().
+
-opaque attributes_data() ::
[{'column', column()} | {'line', info_line()} |
{'text', string()}] | {line(),column()}.
diff --git a/lib/tools/emacs/test.erl.orig b/lib/tools/emacs/test.erl.orig
index 621948cbe1..2552c71baf 100644
--- a/lib/tools/emacs/test.erl.orig
+++ b/lib/tools/emacs/test.erl.orig
@@ -70,6 +70,9 @@ foo() ->
234,
d}).
+-record(record5, { a = 1 :: integer()
+, b = foobar :: atom()
+}).
-define(MACRO_1, macro).
-define(MACRO_2(_), macro).
@@ -144,6 +147,12 @@ nonempty_maybe_improper_list('integer', any())|
-type t25() :: #rec3{f123 :: [t24() |
1|2|3|4|a|b|c|d|
nonempty_maybe_improper_list(integer, any())]}.
+-type t26() :: #rec4{ a :: integer()
+, b :: any()
+}.
+-type t27() :: { integer()
+, atom()
+}.
-type t99() ::
{t2(),t4(),t5(),t6(),t7(),t8(),t10(),t14(),
t15(),t20(),t21(), t22(),t25()}.
@@ -179,6 +188,10 @@ t15(),t20(),t21(), t22(),t25()}.
| {'error', {'no_process', term()}
| {'no_such_group', term()}}.
+-spec add( X :: integer()
+, Y :: integer()
+) -> integer().
+
-opaque attributes_data() ::
[{'column', column()} | {'line', info_line()} |
{'text', string()}] | {line(),column()}.
diff --git a/lib/tools/src/cover.erl b/lib/tools/src/cover.erl
index 69331732bf..92c10cc306 100644
--- a/lib/tools/src/cover.erl
+++ b/lib/tools/src/cover.erl
@@ -573,7 +573,7 @@ call(Request) ->
Ref = erlang:monitor(process,?SERVER),
receive {'DOWN', Ref, _Type, _Object, noproc} ->
erlang:demonitor(Ref),
- start(),
+ {ok,_} = start(),
call(Request)
after 0 ->
?SERVER ! {self(),Request},
@@ -589,7 +589,9 @@ call(Request) ->
end.
reply(From, Reply) ->
- From ! {?SERVER,Reply}.
+ From ! {?SERVER,Reply},
+ ok.
+
is_from(From) ->
is_pid(From).
@@ -615,9 +617,11 @@ remote_call(Node,Request) ->
end.
remote_reply(Proc,Reply) when is_pid(Proc) ->
- Proc ! {?SERVER,Reply};
+ Proc ! {?SERVER,Reply},
+ ok;
remote_reply(MainNode,Reply) ->
- {?SERVER,MainNode} ! {?SERVER,Reply}.
+ {?SERVER,MainNode} ! {?SERVER,Reply},
+ ok.
%%%----------------------------------------------------------------------
%%% cover_server on main node
@@ -627,14 +631,16 @@ init_main(Starter) ->
register(?SERVER,self()),
%% Having write concurrancy here gives a 40% performance boost
%% when collect/1 is called.
- ets:new(?COVER_TABLE, [set, public, named_table
- ,{write_concurrency, true}
- ]),
- ets:new(?COVER_CLAUSE_TABLE, [set, public, named_table]),
- ets:new(?BINARY_TABLE, [set, public, named_table]),
- ets:new(?COLLECTION_TABLE, [set, public, named_table]),
- ets:new(?COLLECTION_CLAUSE_TABLE, [set, public, named_table]),
- net_kernel:monitor_nodes(true),
+ ?COVER_TABLE = ets:new(?COVER_TABLE, [set, public, named_table,
+ {write_concurrency, true}]),
+ ?COVER_CLAUSE_TABLE = ets:new(?COVER_CLAUSE_TABLE, [set, public,
+ named_table]),
+ ?BINARY_TABLE = ets:new(?BINARY_TABLE, [set, public, named_table]),
+ ?COLLECTION_TABLE = ets:new(?COLLECTION_TABLE, [set, public,
+ named_table]),
+ ?COLLECTION_CLAUSE_TABLE = ets:new(?COLLECTION_CLAUSE_TABLE, [set, public,
+ named_table]),
+ ok = net_kernel:monitor_nodes(true),
Starter ! {?SERVER,started},
main_process_loop(#main_state{}).
@@ -672,7 +678,7 @@ main_process_loop(State) ->
Imported = do_import_to_table(Fd,File,
State#main_state.imported),
reply(From, ok),
- file:close(Fd),
+ ok = file:close(Fd),
main_process_loop(State#main_state{imported=Imported});
{error,Reason} ->
reply(From, {error, {cant_open_file,File,Reason}}),
@@ -870,11 +876,12 @@ main_process_loop(State) ->
init_remote(Starter,MainNode) ->
register(?SERVER,self()),
- ets:new(?COVER_TABLE, [set, public, named_table
- %% write_concurrency here makes otp_8270 break :(
- %,{write_concurrency, true}
- ]),
- ets:new(?COVER_CLAUSE_TABLE, [set, public, named_table]),
+ %% write_concurrency here makes otp_8270 break :(
+ ?COVER_TABLE = ets:new(?COVER_TABLE, [set, public, named_table
+ %,{write_concurrency, true}
+ ]),
+ ?COVER_CLAUSE_TABLE = ets:new(?COVER_CLAUSE_TABLE, [set, public,
+ named_table]),
Starter ! {self(),started},
remote_process_loop(#remote_state{main_node=MainNode}).
@@ -907,11 +914,11 @@ remote_process_loop(State) ->
'_' -> [M || {M,_} <- State#remote_state.compiled];
_ -> Modules0
end,
- spawn(fun() ->
- ?SPAWN_DBG(remote_collect,
- {Modules, CollectorPid, From}),
- do_collect(Modules, CollectorPid, From)
- end),
+ spawn(fun() ->
+ ?SPAWN_DBG(remote_collect,
+ {Modules, CollectorPid, From}),
+ do_collect(Modules, CollectorPid, From)
+ end),
remote_process_loop(State);
{remote,stop} ->
@@ -952,13 +959,13 @@ remote_process_loop(State) ->
end.
do_collect(Modules, CollectorPid, From) ->
- pmap(
- fun(Module) ->
- Pattern = {#bump{module=Module, _='_'}, '$1'},
- MatchSpec = [{Pattern,[{'=/=','$1',0}],['$_']}],
- Match = ets:select(?COVER_TABLE,MatchSpec,?CHUNK_SIZE),
- send_chunks(Match, CollectorPid, [])
- end,Modules),
+ _ = pmap(
+ fun(Module) ->
+ Pattern = {#bump{module=Module, _='_'}, '$1'},
+ MatchSpec = [{Pattern,[{'=/=','$1',0}],['$_']}],
+ Match = ets:select(?COVER_TABLE,MatchSpec,?CHUNK_SIZE),
+ send_chunks(Match, CollectorPid, [])
+ end,Modules),
CollectorPid ! done,
remote_reply(From, ok).
@@ -994,20 +1001,20 @@ get_downs(Mons) ->
end.
reload_originals(Compiled) ->
- Modules = [M || {M,_} <- Compiled],
- pmap(fun do_reload_original/1, Modules).
+ _ = pmap(fun do_reload_original/1, [M || {M,_} <- Compiled]),
+ ok.
do_reload_original(Module) ->
case code:which(Module) of
?TAG ->
- code:purge(Module), % remove code marked as 'old'
- code:delete(Module), % mark cover compiled code as 'old'
+ _ = code:purge(Module), % remove code marked as 'old'
+ _ = code:delete(Module), % mark cover compiled code as 'old'
%% Note: original beam code must be loaded before the cover
%% compiled code is purged, in order to for references to
%% 'fun M:F/A' and %% 'fun F/A' funs to be correct (they
%% refer to (M:)F/A in the *latest* version of the module)
- code:load_file(Module), % load original code
- code:purge(Module); % remove cover compiled code
+ _ = code:load_file(Module), % load original code
+ _ = code:purge(Module); % remove cover compiled code
_ ->
ignore
end.
@@ -1219,12 +1226,13 @@ remote_reset(Module,Nodes) ->
%% Collect data from remote nodes - used for analyse or stop(Node)
remote_collect(Modules,Nodes,Stop) ->
- pmap(fun(Node) ->
- ?SPAWN_DBG(remote_collect,
- {Modules, Nodes, Stop}),
- do_collection(Node, Modules, Stop)
- end,
- Nodes).
+ _ = pmap(
+ fun(Node) ->
+ ?SPAWN_DBG(remote_collect,
+ {Modules, Nodes, Stop}),
+ do_collection(Node, Modules, Stop)
+ end, Nodes),
+ ok.
do_collection(Node, Module, Stop) ->
CollectorPid = spawn(fun collector_proc/0),
@@ -1260,8 +1268,8 @@ insert_in_collection_table([]) ->
insert_in_collection_table(Key,Val) ->
case ets:member(?COLLECTION_TABLE,Key) of
true ->
- ets:update_counter(?COLLECTION_TABLE,
- Key,Val);
+ _ = ets:update_counter(?COLLECTION_TABLE, Key,Val),
+ ok;
false ->
%% Make sure that there are no race conditions from ets:member
case ets:insert_new(?COLLECTION_TABLE,{Key,Val}) of
@@ -2421,7 +2429,7 @@ do_analyse_to_file1(Module, OutFile, ErlFile, HTML) ->
"<body style='background-color: white;"
" color: black'>\n"
"<pre>\n"],
- file:write(OutFd,Header);
+ ok = file:write(OutFd,Header);
true -> ok
end,
@@ -2435,7 +2443,7 @@ do_analyse_to_file1(Module, OutFile, ErlFile, HTML) ->
string:right(integer_to_list(H), 2, $0),
string:right(integer_to_list(Mi), 2, $0),
string:right(integer_to_list(S), 2, $0)]),
- file:write(OutFd,
+ ok = file:write(OutFd,
["File generated from ",ErlFile," by COVER ",
Timestamp,"\n\n"
"**************************************"
@@ -2447,14 +2455,13 @@ do_analyse_to_file1(Module, OutFile, ErlFile, HTML) ->
CovLines = lists:keysort(1,ets:select(?COLLECTION_TABLE, MS)),
print_lines(Module, CovLines, InFd, OutFd, 1, HTML),
- if
- HTML ->
- file:write(OutFd, "</pre>\n</body>\n</html>\n");
+ if HTML ->
+ ok = file:write(OutFd, "</pre>\n</body>\n</html>\n");
true -> ok
end,
- file:close(OutFd),
- file:close(InFd),
+ ok = file:close(OutFd),
+ ok = file:close(InFd),
{ok, OutFile};
@@ -2472,34 +2479,33 @@ print_lines(Module, CovLines, InFd, OutFd, L, HTML) ->
eof ->
ignore;
{ok,"%"++_=Line} -> %Comment line - not executed.
- file:write(OutFd, [tab(),escape_lt_and_gt(Line, HTML)]),
+ ok = file:write(OutFd, [tab(),escape_lt_and_gt(Line, HTML)]),
print_lines(Module, CovLines, InFd, OutFd, L+1, HTML);
{ok,RawLine} ->
Line = escape_lt_and_gt(RawLine,HTML),
case CovLines of
[{L,N}|CovLines1] ->
%% N = lists:foldl(fun([Ni], Nacc) -> Nacc+Ni end, 0, Ns),
- if
- N=:=0, HTML=:=true ->
- LineNoNL = Line -- "\n",
- Str = " 0",
- %%Str = string:right("0", 6, 32),
- RedLine = ["<font color=red>",Str,fill1(),
- LineNoNL,"</font>\n"],
- file:write(OutFd, RedLine);
- N<1000000 ->
- Str = string:right(integer_to_list(N), 6, 32),
- file:write(OutFd, [Str,fill1(),Line]);
- N<10000000 ->
- Str = integer_to_list(N),
- file:write(OutFd, [Str,fill2(),Line]);
- true ->
- Str = integer_to_list(N),
- file:write(OutFd, [Str,fill3(),Line])
- end,
+ if N=:=0, HTML=:=true ->
+ LineNoNL = Line -- "\n",
+ Str = " 0",
+ %%Str = string:right("0", 6, 32),
+ RedLine = ["<font color=red>",Str,fill1(),
+ LineNoNL,"</font>\n"],
+ ok = file:write(OutFd, RedLine);
+ N < 1000000 ->
+ Str = string:right(integer_to_list(N), 6, 32),
+ ok = file:write(OutFd, [Str,fill1(),Line]);
+ N < 10000000 ->
+ Str = integer_to_list(N),
+ ok = file:write(OutFd, [Str,fill2(),Line]);
+ true ->
+ Str = integer_to_list(N),
+ ok = file:write(OutFd, [Str,fill3(),Line])
+ end,
print_lines(Module, CovLines1, InFd, OutFd, L+1, HTML);
_ ->
- file:write(OutFd, [tab(),Line]),
+ ok = file:write(OutFd, [tab(),Line]),
print_lines(Module, CovLines, InFd, OutFd, L+1, HTML)
end
end.
@@ -2539,7 +2545,7 @@ do_export(Module, OutFile, From, State) ->
{error,{not_cover_compiled,Module}}
end
end,
- file:close(Fd),
+ ok = file:close(Fd),
reply(From, Reply);
{error,Reason} ->
reply(From, {error, {cant_open_file,OutFile,Reason}})
@@ -2581,10 +2587,9 @@ write(Element,Fd) ->
case byte_size(Bin) of
Size when Size > 255 ->
SizeBin = term_to_binary({'$size',Size}),
- file:write(Fd,
- <<(byte_size(SizeBin)):8,SizeBin/binary,Bin/binary>>);
+ ok = file:write(Fd, <<(byte_size(SizeBin)):8,SizeBin/binary,Bin/binary>>);
Size ->
- file:write(Fd,<<Size:8,Bin/binary>>)
+ ok = file:write(Fd,<<Size:8,Bin/binary>>)
end,
ok.
diff --git a/lib/tools/src/eprof.erl b/lib/tools/src/eprof.erl
index 07e995993b..3ae899a078 100644
--- a/lib/tools/src/eprof.erl
+++ b/lib/tools/src/eprof.erl
@@ -74,7 +74,6 @@
start() -> gen_server:start({local, ?MODULE}, ?MODULE, [], []).
stop() -> gen_server:call(?MODULE, stop, infinity).
-
analyze() ->
analyze(procs).
@@ -112,7 +111,7 @@ profile(Rootset, M, F, A, Pattern) when is_list(Rootset), is_atom(M), is_atom(F)
%% Returns when M:F/A has terminated
profile(Rootset, M, F, A, Pattern, Options) ->
- start(),
+ ok = start_internal(),
gen_server:call(?MODULE, {profile_start, Rootset, Pattern, {M,F,A}, Options}, infinity).
dump() ->
@@ -127,7 +126,7 @@ start_profiling(Rootset) ->
start_profiling(Rootset, Pattern) ->
start_profiling(Rootset, Pattern, ?default_options).
start_profiling(Rootset, Pattern, Options) ->
- start(),
+ ok = start_internal(),
gen_server:call(?MODULE, {profile_start, Rootset, Pattern, undefined, Options}, infinity).
stop_profiling() ->
@@ -251,9 +250,9 @@ handle_call({logfile, File}, _From, #state{ fd = OldFd } = S) ->
{ok, Fd} ->
case OldFd of
undefined -> ok;
- OldFd -> file:close(OldFd)
+ OldFd -> ok = file:close(OldFd)
end,
- {reply, ok, S#state{ fd = Fd}};
+ {reply, ok, S#state{fd = Fd}};
Error ->
{reply, Error, S}
end;
@@ -521,3 +520,10 @@ format(Fd, Format, Strings) ->
divide(_,0) -> 0.0;
divide(T,N) -> T/N.
+
+start_internal() ->
+ case start() of
+ {ok, _} -> ok;
+ {error, {already_started,_}} -> ok;
+ Error -> Error
+ end.
diff --git a/lib/tools/src/fprof.erl b/lib/tools/src/fprof.erl
index b21eedc625..1291a3e5ec 100644
--- a/lib/tools/src/fprof.erl
+++ b/lib/tools/src/fprof.erl
@@ -1003,7 +1003,7 @@ handle_req(#analyse{dest = Dest,
already_open ->
ok;
ok ->
- file:close(DestPid)
+ ok = file:close(DestPid)
end,
State
end;
@@ -1364,7 +1364,7 @@ tracer_loop(Parent, Handler, State) ->
Trace when element(1, Trace) =:= trace_ts ->
tracer_loop(Parent, Handler, Handler(Trace, State));
{'EXIT', Parent, Reason} ->
- handler(end_of_trace, State),
+ _ = handler(end_of_trace, State),
exit(Reason);
_ ->
tracer_loop(Parent, Handler, State)
@@ -1450,12 +1450,10 @@ end_of_trace(Table, TS) ->
Procs = get(),
put(table, Table),
?dbg(2, "get() -> ~p~n", [Procs]),
- lists:map(
- fun ({Pid, _}) when is_pid(Pid) ->
- trace_exit(Table, Pid, TS)
- end,
- Procs),
- erase(),
+ _ = lists:map(fun ({Pid, _}) when is_pid(Pid) ->
+ trace_exit(Table, Pid, TS)
+ end, Procs),
+ _ = erase(),
ok.
@@ -1638,6 +1636,11 @@ trace_handler({trace_ts, Pid, gc_major_start, _Func, TS} = Trace, Table, _, Dump
dump_stack(Dump, get(Pid), Trace),
trace_gc_start(Table, Pid, TS),
TS;
+
+trace_handler({trace_ts, Pid, gc_start, _Func, TS} = Trace, Table, _, Dump) ->
+ dump_stack(Dump, get(Pid), Trace),
+ trace_gc_start(Table, Pid, TS),
+ TS;
%%
%% gc_end
@@ -1650,6 +1653,12 @@ trace_handler({trace_ts, Pid, gc_major_end, _Func, TS} = Trace, Table, _, Dump)
dump_stack(Dump, get(Pid), Trace),
trace_gc_end(Table, Pid, TS),
TS;
+
+trace_handler({trace_ts, Pid, gc_end, _Func, TS} = Trace, Table, _, Dump) ->
+ dump_stack(Dump, get(Pid), Trace),
+ trace_gc_end(Table, Pid, TS),
+ TS;
+
%%
%% link
trace_handler({trace_ts, Pid, link, _OtherPid, TS} = Trace,
@@ -2047,7 +2056,7 @@ trace_exit(Table, Pid, TS) ->
[] ->
ok;
[_ | _] = Stack ->
- trace_return_to_int(Table, Pid, undefined, TS, Stack),
+ _ = trace_return_to_int(Table, Pid, undefined, TS, Stack),
ok
end,
ok.
@@ -2173,7 +2182,7 @@ trace_clock(_Table, _Pid, _T,
[[{suspend, _}], [{suspend, _}] | _]=_Stack, _Clock) ->
?dbg(9, "trace_clock(Table, ~w, ~w, ~w, ~w)~n",
[_Pid, _T, _Stack, _Clock]),
- void;
+ ok;
trace_clock(Table, Pid, T,
[[{garbage_collect, TS0}], [{suspend, _}]], Clock) ->
trace_clock_1(Table, Pid, T, TS0, undefined, garbage_collect, Clock);
@@ -2188,7 +2197,7 @@ trace_clock(Table, Pid, T, [[{Func0, TS0}], [{Func1, _} | _] | _], Clock) ->
trace_clock(Table, Pid, T, [[{Func0, TS0}]], Clock) ->
trace_clock_1(Table, Pid, T, TS0, undefined, Func0, Clock);
trace_clock(_, _, _, [], _) ->
- void.
+ ok.
trace_clock_1(Table, Pid, _, _, Caller, suspend, #clocks.own) ->
clock_add(Table, {Pid, Caller, suspend}, #clocks.own, 0);
@@ -2202,7 +2211,7 @@ trace_clock_1(Table, Pid, T, TS, Caller, Func, Clock) ->
clock_add(Table, Id, Clock, T) ->
?dbg(1, "clock_add(Table, ~w, ~w, ~w)~n", [Id, Clock, T]),
- try ets:update_counter(Table, Id, {Clock, T})
+ try ets:update_counter(Table, Id, {Clock, T}), ok
catch
error:badarg ->
ets:insert(Table, #clocks{id = Id}),
@@ -2211,7 +2220,7 @@ clock_add(Table, Id, Clock, T) ->
true -> ?dbg(0, "Negative counter value ~p ~p ~p ~p~n",
[X, Id, Clock, T])
end,
- X
+ ok
end.
clocks_add(Table, #clocks{id = Id} = Clocks) ->
diff --git a/lib/tools/src/lcnt.erl b/lib/tools/src/lcnt.erl
index 78407a651a..23d66b084e 100644
--- a/lib/tools/src/lcnt.erl
+++ b/lib/tools/src/lcnt.erl
@@ -23,67 +23,57 @@
-author("Björn-Egil Dahlberg").
%% gen_server callbacks
--export([
- init/1,
- handle_call/3,
- handle_cast/2,
- handle_info/2,
- terminate/2,
- code_change/3
- ]).
+-export([init/1,
+ handle_call/3,
+ handle_cast/2,
+ handle_info/2,
+ terminate/2,
+ code_change/3]).
%% start/stop
--export([
- start/0,
- stop/0
- ]).
+-export([start/0,
+ stop/0]).
%% erts_debug:lock_counters api
--export([
- rt_collect/0,
- rt_collect/1,
- rt_clear/0,
- rt_clear/1,
- rt_opt/1,
- rt_opt/2
- ]).
+-export([rt_collect/0,
+ rt_collect/1,
+ rt_clear/0,
+ rt_clear/1,
+ rt_opt/1,
+ rt_opt/2]).
%% gen_server call api
--export([
- raw/0,
- collect/0,
- collect/1,
- clear/0,
- clear/1,
- conflicts/0,
- conflicts/1,
- locations/0,
- locations/1,
- inspect/1,
- inspect/2,
- histogram/1,
- histogram/2,
- information/0,
- swap_pid_keys/0,
- % set options
- set/1,
- set/2,
-
- load/1,
- save/1
- ]).
+-export([raw/0,
+ collect/0,
+ collect/1,
+ clear/0,
+ clear/1,
+ conflicts/0,
+ conflicts/1,
+ locations/0,
+ locations/1,
+ inspect/1,
+ inspect/2,
+ histogram/1,
+ histogram/2,
+ information/0,
+ swap_pid_keys/0,
+ % set options
+ set/1,
+ set/2,
+
+ load/1,
+ save/1]).
%% convenience
--export([
- apply/3,
- apply/2,
- apply/1,
- all_conflicts/0,
- all_conflicts/1,
- pid/2, pid/3,
- port/1, port/2
- ]).
+-export([apply/3,
+ apply/2,
+ apply/1,
+ all_conflicts/0,
+ all_conflicts/1,
+ pid/2, pid/3,
+ port/1, port/2]).
-define(version, "1.0").
@@ -135,6 +125,13 @@ start() -> gen_server:start({local, ?MODULE}, ?MODULE, [], []).
stop() -> gen_server:call(?MODULE, stop, infinity).
init([]) -> {ok, #state{ locks = [], duration = 0 } }.
+start_internal() ->
+ case start() of
+ {ok,_} -> ok;
+ {error, {already_started,_}} -> ok;
+ Error -> Error
+ end.
+
%% -------------------------------------------------------------------- %%
%%
%% API erts_debug:lock_counters
@@ -184,7 +181,7 @@ raw() -> call(raw).
set(Option, Value) -> call({set, Option, Value}).
set({Option, Value}) -> call({set, Option, Value}).
save(Filename) -> call({save, Filename}).
-load(Filename) -> start(), call({load, Filename}).
+load(Filename) -> ok = start_internal(), call({load, Filename}).
call(Msg) -> gen_server:call(?MODULE, Msg, infinity).
@@ -195,7 +192,7 @@ call(Msg) -> gen_server:call(?MODULE, Msg, infinity).
%% -------------------------------------------------------------------- %%
apply(M,F,As) when is_atom(M), is_atom(F), is_list(As) ->
- lcnt:start(),
+ ok = start_internal(),
Opt = lcnt:rt_opt({copy_save, true}),
lcnt:clear(),
Res = erlang:apply(M,F,As),
@@ -207,7 +204,7 @@ apply(Fun) when is_function(Fun) ->
lcnt:apply(Fun, []).
apply(Fun, As) when is_function(Fun) ->
- lcnt:start(),
+ ok = start_internal(),
Opt = lcnt:rt_opt({copy_save, true}),
lcnt:clear(),
Res = erlang:apply(Fun, As),
diff --git a/lib/tools/src/make.erl b/lib/tools/src/make.erl
index 26378f28a0..37e67cbe34 100644
--- a/lib/tools/src/make.erl
+++ b/lib/tools/src/make.erl
@@ -317,5 +317,7 @@ check_includes2(Epp, File, ObjMTime) ->
epp:close(Epp),
false;
{error, _Error} ->
+ check_includes2(Epp, File, ObjMTime);
+ {warning, _Warning} ->
check_includes2(Epp, File, ObjMTime)
end.
diff --git a/lib/tools/src/tags.erl b/lib/tools/src/tags.erl
index 2bc1865503..b833d96c19 100644
--- a/lib/tools/src/tags.erl
+++ b/lib/tools/src/tags.erl
@@ -101,7 +101,7 @@ files(Files, Options) ->
case open_out(Options) of
{ok, Os} ->
files_loop(Files, Os),
- close_out(Os),
+ ok = close_out(Os),
ok;
_ ->
error
@@ -169,7 +169,7 @@ filename(Name, Os) ->
case file:open(Name, [read]) of
{ok, Desc} ->
Acc = module(Desc, [], [], {1, 0}),
- file:close(Desc),
+ ok = file:close(Desc),
genout(Os, Name, Acc),
ok;
_ ->
diff --git a/lib/tools/src/tools.app.src b/lib/tools/src/tools.app.src
index a00969eabe..18166cceb0 100644
--- a/lib/tools/src/tools.app.src
+++ b/lib/tools/src/tools.app.src
@@ -40,7 +40,7 @@
{env, [{file_util_search_methods,[{"", ""}, {"ebin", "esrc"}, {"ebin", "src"}]}
]
},
- {runtime_dependencies, ["stdlib-2.5","runtime_tools-1.8.14",
+ {runtime_dependencies, ["stdlib-3.1","runtime_tools-1.8.14",
"kernel-3.0","inets-5.10","erts-7.0",
"compiler-5.0"]}
]
diff --git a/lib/tools/src/xref_base.erl b/lib/tools/src/xref_base.erl
index 70eb107781..f298a1ce81 100644
--- a/lib/tools/src/xref_base.erl
+++ b/lib/tools/src/xref_base.erl
@@ -669,16 +669,45 @@ do_add_directory(Dir, AppName, Bui, Rec, Ver, War, State) ->
warnings(War, unreadable, Unreadable),
case Errors of
[] ->
- do_add_modules(FileNames, AppName, Bui, Ver, War, State, []);
+ do_add_modules(FileNames, AppName, Bui, Ver, War, State);
[Error | _] ->
throw(Error)
end.
-do_add_modules([], _AppName, _OB, _OV, _OW, State, Modules) ->
+do_add_modules(Files, AppName, OB, OV, OW, State0) ->
+ NFiles = length(Files),
+ Reader = fun(SplitName, State) ->
+ _Pid = read_module(SplitName, AppName, OB, OV, OW, State)
+ end,
+ N = parallelism(),
+ Files1 = start_readers(Files, Reader, State0, N),
+ %% Increase the number of readers towards the end to decrease the
+ %% waiting time for the collecting process:
+ Nx = N,
+ add_mods(Files1, Reader, State0, [], NFiles, Nx).
+
+add_mods(_, _ReaderFun, State, Modules, 0, _Nx) ->
{ok, sort(Modules), State};
-do_add_modules([File | Files], AppName, OB, OV, OW, State, Modules) ->
- {ok, M, NewState} = do_add_module(File, AppName, OB, OV, OW, State),
- do_add_modules(Files, AppName, OB, OV, OW, NewState, M ++ Modules).
+add_mods(Files, ReaderFun, State, Modules, N, Nx) ->
+ {I, Nx1} = case Nx > 0 of
+ false -> {1, Nx};
+ true -> {2, Nx - 1}
+ end,
+ Files1 = start_readers(Files, ReaderFun, State, I),
+ {ok, M, NewState} = process_module(State),
+ add_mods(Files1, ReaderFun, NewState, M ++ Modules, N - 1, Nx1).
+
+start_readers([SplitName|Files], ReaderFun, State, N) when N > 0 ->
+ _Pid = ReaderFun(SplitName, State),
+ start_readers(Files, ReaderFun, State, N - 1);
+start_readers(Files, _ReaderFun, _State, _) ->
+ Files.
+
+parallelism() ->
+ case erlang:system_info(multi_scheduling) of
+ enabled -> erlang:system_info(schedulers_online);
+ _ -> 1
+ end.
%% -> {ok, Module, State} | throw(Error)
do_add_a_module(File, AppName, Builtins, Verbose, Warnings, State) ->
@@ -692,50 +721,75 @@ do_add_a_module(File, AppName, Builtins, Verbose, Warnings, State) ->
%% -> {ok, Module, State} | throw(Error)
%% Options: verbose, warnings, builtins
-do_add_module({Dir, Basename}, AppName, Builtins, Verbose, Warnings, State) ->
- File = filename:join(Dir, Basename),
- {ok, M, Bad, NewState} =
- do_add_module1(Dir, File, AppName, Builtins, Verbose, Warnings, State),
- filter(fun({Tag,B}) -> warnings(Warnings, Tag, [[File,B]]) end, Bad),
- {ok, M, NewState}.
-
-do_add_module1(Dir, File, AppName, Builtins, Verbose, Warnings, State) ->
- message(Verbose, reading_beam, [File]),
- Mode = State#xref.mode,
+do_add_module(SplitName, AppName, Builtins, Verbose, Warnings, State) ->
+ _Pid = read_module(SplitName, AppName, Builtins, Verbose, Warnings, State),
+ process_module(State).
+
+read_module(SplitName, AppName, Builtins, Verbose, Warnings, State) ->
Me = self(),
- Fun = fun() -> Me ! {self(), abst(File, Builtins, Mode)} end,
- case xref_utils:subprocess(Fun, [link, {min_heap_size,100000}]) of
+ #xref{mode = Mode} = State,
+ Fun =
+ fun() ->
+ Me ! {?MODULE,
+ read_a_module(SplitName, AppName, Builtins, Verbose,
+ Warnings, Mode)}
+ end,
+ spawn_opt(Fun, [link, {min_heap_size, 1000000}, {priority, high}]).
+
+read_a_module({Dir, BaseName}, AppName, Builtins, Verbose, Warnings, Mode) ->
+ File = filename:join(Dir, BaseName),
+ case abst(File, Builtins, Mode) of
{ok, _M, no_abstract_code} when Verbose ->
- message(Verbose, skipped_beam, []),
- {ok, [], [], State};
+ message(Verbose, no_debug_info, [File]),
+ no;
{ok, _M, no_abstract_code} when not Verbose ->
message(Warnings, no_debug_info, [File]),
- {ok, [], [], State};
+ no;
{ok, M, Data, UnresCalls0} ->
- %% Remove duplicates. Identical unresolved calls on the
- %% same line are counted as _one_ unresolved call.
- UnresCalls = usort(UnresCalls0),
- message(Verbose, done, []),
- NoUnresCalls = length(UnresCalls),
- case NoUnresCalls of
- 0 -> ok;
- 1 -> warnings(Warnings, unresolved_summary1, [[M]]);
- N -> warnings(Warnings, unresolved_summary, [[M, N]])
- end,
- T = case xref_utils:file_info(File) of
- {ok, {_, _, _, Time}} -> Time;
- Error -> throw(Error)
- end,
- XMod = #xref_mod{name = M, app_name = AppName, dir = Dir,
- mtime = T, builtins = Builtins,
- no_unresolved = NoUnresCalls},
- do_add_module(State, XMod, UnresCalls, Data);
+ message(Verbose, done_file, [File]),
+ %% Remove duplicates. Identical unresolved calls on the
+ %% same line are counted as _one_ unresolved call.
+ UnresCalls = usort(UnresCalls0),
+ NoUnresCalls = length(UnresCalls),
+ case NoUnresCalls of
+ 0 -> ok;
+ 1 -> warnings(Warnings, unresolved_summary1, [[M]]);
+ N -> warnings(Warnings, unresolved_summary, [[M, N]])
+ end,
+ case xref_utils:file_info(File) of
+ {ok, {_, _, _, Time}} ->
+ XMod = #xref_mod{name = M, app_name = AppName,
+ dir = Dir, mtime = Time,
+ builtins = Builtins,
+ no_unresolved = NoUnresCalls},
+ {ok, PrepMod, Bad} =
+ prepare_module(Mode, XMod, UnresCalls, Data),
+ foreach(fun({Tag,B}) ->
+ warnings(Warnings, Tag,
+ [[File,B]])
+ end, Bad),
+ {ok, PrepMod};
+ Error -> Error
+ end;
Error ->
message(Verbose, error, []),
- throw(Error)
+ Error
end.
-abst(File, Builtins, Mode) when Mode =:= functions ->
+process_module(State) ->
+ receive
+ {?MODULE, Reply} ->
+ case Reply of
+ no ->
+ {ok, [], State};
+ {ok, PrepMod} ->
+ finish_module(PrepMod, State);
+ Error ->
+ throw(Error)
+ end
+ end.
+
+abst(File, Builtins, _Mode = functions) ->
case beam_lib:chunks(File, [abstract_code, exports, attributes]) of
{ok, {M,[{abstract_code,NoA},_X,_A]}} when NoA =:= no_abstract_code ->
{ok, M, NoA};
@@ -762,7 +816,7 @@ abst(File, Builtins, Mode) when Mode =:= functions ->
Error when element(1, Error) =:= error ->
Error
end;
-abst(File, Builtins, Mode) when Mode =:= modules ->
+abst(File, Builtins, _Mode = modules) ->
case beam_lib:chunks(File, [exports, imports, attributes]) of
{ok, {Mod, [{exports,X0}, {imports,I0}, {attributes,At}]}} ->
X1 = mfa_exports(X0, At, Mod),
@@ -856,19 +910,13 @@ deprecated_flag(_) -> undefined.
%% dom CallAt = LC U XC
%% Attrs is collected from the attribute 'xref' (experimental).
do_add_module(S, XMod, Unres, Data) ->
- M = XMod#xref_mod.name,
- case dict:find(M, S#xref.modules) of
- {ok, OldXMod} ->
- BF2 = module_file(XMod),
- BF1 = module_file(OldXMod),
- throw_error({module_clash, {M, BF1, BF2}});
- error ->
- do_add_module(S, M, XMod, Unres, Data)
- end.
+ #xref{mode = Mode} = S,
+ Mode = S#xref.mode,
+ {ok, PrepMod, Bad} = prepare_module(Mode, XMod, Unres, Data),
+ {ok, Ms, NS} = finish_module(PrepMod, S),
+ {ok, Ms, Bad, NS}.
-%%do_add_module(S, M, _XMod, _Unres, Data)->
-%% {ok, M, [], S};
-do_add_module(S, M, XMod, Unres0, Data) when S#xref.mode =:= functions ->
+prepare_module(_Mode = functions, XMod, Unres0, Data) ->
{DefAt0, LPreCAt0, XPreCAt0, LC0, XC0, X0, Attrs, Depr} = Data,
%% Bad is a list of bad values of 'xref' attributes.
{ALC0,AXC0,Bad0} = Attrs,
@@ -904,26 +952,27 @@ do_add_module(S, M, XMod, Unres0, Data) when S#xref.mode =:= functions ->
LC = union(LC1, ALC),
{DF1,DF_11,DF_21,DF_31,DBad} = depr_mod(Depr, X),
+ {EE, ECallAt} = inter_graph(X, L, LC, XC, CallAt),
+ {ok, {functions, XMod, [DefAt,L,X,LCallAt,XCallAt,CallAt,LC,XC,EE,ECallAt,
+ DF1,DF_11,DF_21,DF_31], NoCalls, Unres},
+ DBad++Bad};
+prepare_module(_Mode = modules, XMod, _Unres, Data) ->
+ {X0, I0, Depr} = Data,
+ X1 = xref_utils:xset(X0, [tspec(func)]),
+ I1 = xref_utils:xset(I0, [tspec(func)]),
+ {DF1,DF_11,DF_21,DF_31,DBad} = depr_mod(Depr, X1),
+ {ok, {modules, XMod, [X1,I1,DF1,DF_11,DF_21,DF_31]}, DBad}.
- %% {EE, ECallAt} = inter_graph(X, L, LC, XC, LCallAt, XCallAt),
- Self = self(),
- Fun = fun() -> inter_graph(Self, X, L, LC, XC, CallAt) end,
- {EE, ECallAt} =
- xref_utils:subprocess(Fun, [link, {min_heap_size,100000}]),
-
+finish_module({functions, XMod, List, NoCalls, Unres}, S) ->
+ ok = check_module(XMod, S),
[DefAt2,L2,X2,LCallAt2,XCallAt2,CallAt2,LC2,XC2,EE2,ECallAt2,
- DF2,DF_12,DF_22,DF_32] =
- pack([DefAt,L,X,LCallAt,XCallAt,CallAt,LC,XC,EE,ECallAt,
- DF1,DF_11,DF_21,DF_31]),
-
- %% Foo = [DefAt2,L2,X2,LCallAt2,XCallAt2,CallAt2,LC2,XC2,EE2,ECallAt2,
- %% DF2,DF_12,DF_22,DF_32],
- %% io:format("{~p, ~p, ~p},~n", [M, pack:lsize(Foo), pack:usize(Foo)]),
+ DF2,DF_12,DF_22,DF_32] = pack(List),
LU = range(LC2),
LPredefined = predefined_funs(LU),
+ M = XMod#xref_mod.name,
MS = xref_utils:xset(M, atom),
T = from_sets({MS,DefAt2,L2,X2,LCallAt2,XCallAt2,CallAt2,
LC2,XC2,LU,EE2,ECallAt2,Unres,LPredefined,
@@ -934,19 +983,28 @@ do_add_module(S, M, XMod, Unres0, Data) when S#xref.mode =:= functions ->
XMod1 = XMod#xref_mod{data = T, info = Info},
S1 = S#xref{modules = dict:store(M, XMod1, S#xref.modules)},
- {ok, [M], DBad++Bad, take_down(S1)};
-do_add_module(S, M, XMod, _Unres, Data) when S#xref.mode =:= modules ->
- {X0, I0, Depr} = Data,
- X1 = xref_utils:xset(X0, [tspec(func)]),
- I1 = xref_utils:xset(I0, [tspec(func)]),
- {DF1,DF_11,DF_21,DF_31,DBad} = depr_mod(Depr, X1),
- [X2,I2,DF2,DF_12,DF_22,DF_32] = pack([X1,I1,DF1,DF_11,DF_21,DF_31]),
+ {ok, [M], take_down(S1)};
+finish_module({modules, XMod, List}, S) ->
+ ok = check_module(XMod, S),
+ [X2,I2,DF2,DF_12,DF_22,DF_32] = pack(List),
+ M = XMod#xref_mod.name,
MS = xref_utils:xset(M, atom),
T = from_sets({MS, X2, I2, DF2, DF_12, DF_22, DF_32}),
Info = [],
XMod1 = XMod#xref_mod{data = T, info = Info},
S1 = S#xref{modules = dict:store(M, XMod1, S#xref.modules)},
- {ok, [M], DBad, take_down(S1)}.
+ {ok, [M], take_down(S1)}.
+
+check_module(XMod, State) ->
+ M = XMod#xref_mod.name,
+ case dict:find(M, State#xref.modules) of
+ {ok, OldXMod} ->
+ BF2 = module_file(XMod),
+ BF1 = module_file(OldXMod),
+ throw_error({module_clash, {M, BF1, BF2}});
+ error ->
+ ok
+ end.
depr_mod({Depr,Bad0}, X) ->
%% Bad0 are badly formed deprecated attributes.
@@ -992,9 +1050,6 @@ no_info(X, L, LC, XC, EE, Unres, NoCalls, NoUnresCalls) ->
%% Note: this is overwritten in do_set_up():
{no_inter_function_calls, no_elements(EE)}].
-inter_graph(Pid, X, L, LC, XC, CallAt) ->
- Pid ! {self(), inter_graph(X, L, LC, XC, CallAt)}.
-
%% Inter Call Graph.
%inter_graph(_X, _L, _LC, _XC, _CallAt) ->
% {empty_set(), empty_set()};
@@ -1727,7 +1782,7 @@ pack(T) ->
NT = pack1(T),
%% true = T =:= NT,
%% io:format("erasing ~p elements...~n", [length(erase())]),
- erase(), % wasting heap (and time)...
+ _ = erase(), % wasting heap (and time)...
foreach(fun({K,V}) -> put(K, V) end, PD),
NT.
@@ -1766,10 +1821,6 @@ tpack(T, I, L) ->
message(true, What, Arg) ->
case What of
- reading_beam ->
- io:format("~ts... ", Arg);
- skipped_beam ->
- io:format("skipped (no debug information)~n", Arg);
no_debug_info ->
io:format("Skipping ~ts (no debug information)~n", Arg);
unresolved_summary1 ->
@@ -1792,6 +1843,8 @@ message(true, What, Arg) ->
io:format("Setting up...", Arg);
done ->
io:format("done~n", Arg);
+ done_file ->
+ io:format("done reading ~ts~n", Arg);
error ->
io:format("error~n", Arg);
Else ->
diff --git a/lib/tools/src/xref_utils.erl b/lib/tools/src/xref_utils.erl
index f69aa70244..b0c168e018 100644
--- a/lib/tools/src/xref_utils.erl
+++ b/lib/tools/src/xref_utils.erl
@@ -47,8 +47,6 @@
-export([options/2]).
--export([subprocess/2]).
-
-export([format_error/1]).
-import(lists, [append/1, delete/2, filter/2, foldl/3, foreach/2,
@@ -512,12 +510,6 @@ find_beam(Culprit) ->
options(Options, Valid) ->
split_options(Options, [], [], [], Valid).
-subprocess(Fun, Opts) ->
- Pid = spawn_opt(Fun, Opts),
- receive
- {Pid, Reply} -> Reply
- end.
-
format_error({error, Module, Error}) ->
Module:format_error(Error);
format_error({file_error, FileName, Reason}) ->
diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl
index b4c9264b30..90e113c178 100644
--- a/lib/tools/test/cover_SUITE.erl
+++ b/lib/tools/test/cover_SUITE.erl
@@ -1001,41 +1001,40 @@ otp_6115(Config) when is_list(Config) ->
%% Cover compile f1, but not f2
{ok, f1} = cover:compile(f1),
+ %% This test used to ensure that a process containing a
+ %% fun refering to cover compiled code was killed.
+ %% check_process_code may however ignore funs as of ERTS
+ %% version 8.1. The test has therefore been rewritten to
+ %% check that a process with a direct reference (in this
+ %% case a return address) to the code is killed.
+ %%
%% If f1 is cover compiled, a process P is started with a
- %% reference to the fun created in start_fail/0, and cover:stop() is
- %% called, then P should be killed.
- %% This is because (the fun held by P) references the cover
+ %% direct reference to the f1, and cover:stop() is called,
+ %% then P should be killed.
+ %% This is because of the return address to the cover
%% compiled code which should be *unloaded* when cover:stop() is
%% called -- running cover compiled code when there is no cover
%% server and thus no ets tables to bump counters in, makes no
%% sense.
- Pid1 = f1:start_a(),
- Pid2 = f1:start_b(),
+ Pid = spawn(fun () -> f1:non_tail_call_f2_wait() end),
%% Now stop cover
cover:stop(),
%% Ensure that f1 is loaded (and not cover compiled), and that
- %% both Pid1 and Pid2 are dead.
+ %% both Pid is dead.
case code:which(f1) of
Beam when is_list(Beam) ->
ok;
Other ->
ct:fail({"f1 is not reloaded", Other})
end,
- case process_info(Pid1) of
+ case process_info(Pid) of
undefined ->
ok;
- _PI1 ->
- RefToOldP1 = erlang:check_process_code(Pid1, f1),
- ct:fail({"Pid1 still alive", RefToOldP1})
- end,
- case process_info(Pid2) of
- undefined ->
- ok;
- _PI2 ->
- RefToOldP2 = erlang:check_process_code(Pid1, f2),
- ct:fail({"Pid2 still alive", RefToOldP2})
+ _PI ->
+ RefToOldP = erlang:check_process_code(Pid, f1),
+ ct:fail({"Pid still alive", RefToOldP})
end,
file:set_cwd(CWD),
diff --git a/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl b/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl
index 5399b33f19..fc4a62e70e 100644
--- a/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl
+++ b/lib/tools/test/cover_SUITE_data/otp_6115/f1.erl
@@ -1,13 +1,6 @@
-module(f1).
--export([start_a/0, start_b/0]).
+-export([non_tail_call_f2_wait/0]).
-start_a() ->
- f2:start(fun() ->
- ok
- end).
-
-start_b() ->
- f2:start(fun fun1/0).
-
-fun1() ->
- ok.
+non_tail_call_f2_wait() ->
+ f2:wait(),
+ im_back.
diff --git a/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl b/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl
index 72a6a64c4d..4bc88035c7 100644
--- a/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl
+++ b/lib/tools/test/cover_SUITE_data/otp_6115/f2.erl
@@ -1,13 +1,5 @@
-module(f2).
--export([start/1]).
+-export([wait/0]).
-start(Fun) ->
- spawn(fun() ->
- wait(Fun)
- end).
-
-wait(Fun) ->
- receive
- go ->
- Fun()
- end.
+wait() ->
+ receive after infinity -> ok end.
diff --git a/lib/tools/test/make_SUITE_data/test1.erl b/lib/tools/test/make_SUITE_data/test1.erl
index f4a133008e..9e21bdc767 100644
--- a/lib/tools/test/make_SUITE_data/test1.erl
+++ b/lib/tools/test/make_SUITE_data/test1.erl
@@ -3,6 +3,8 @@
-vsn('$Revision: /main/release/2 $').
-compile(export_all).
+-warning("a warning").
+
f1() ->
true.
diff --git a/lib/tools/test/xref_SUITE.erl b/lib/tools/test/xref_SUITE.erl
index ce30fb711a..01dbac6ecb 100644
--- a/lib/tools/test/xref_SUITE.erl
+++ b/lib/tools/test/xref_SUITE.erl
@@ -50,7 +50,7 @@
-export([analyze/1, basic/1, md/1, q/1, variables/1, unused_locals/1]).
--export([format_error/1, otp_7423/1, otp_7831/1, otp_10192/1]).
+-export([format_error/1, otp_7423/1, otp_7831/1, otp_10192/1, otp_13708/1]).
-import(lists, [append/2, flatten/1, keysearch/3, member/2, sort/1, usort/1]).
@@ -82,7 +82,7 @@ groups() ->
fun_mfa_r14, fun_mfa_vars, qlc]},
{analyses, [],
[analyze, basic, md, q, variables, unused_locals]},
- {misc, [], [format_error, otp_7423, otp_7831, otp_10192]}].
+ {misc, [], [format_error, otp_7423, otp_7831, otp_10192, otp_13708]}].
init_per_suite(Conf) when is_list(Conf) ->
@@ -2393,6 +2393,19 @@ otp_10192(Conf) when is_list(Conf) ->
xref:stop(s),
ok.
+%% OTP-10192. Allow filenames with character codes greater than 126.
+otp_13708(Conf) when is_list(Conf) ->
+ {ok, _} = start(s),
+ ok = xref:set_default(s, [{verbose, true}]),
+ {ok, []} = xref:q(s,"E"),
+ xref:stop(s),
+
+ CopyDir = ?copydir,
+ Dir = fname(CopyDir,"lib_test"),
+ {ok, _} = start(s),
+ ok = xref:set_library_path(s, [Dir], [{verbose, true}]),
+ xref:stop(s).
+
%%%
%%% Utilities
%%%
diff --git a/lib/tools/vsn.mk b/lib/tools/vsn.mk
index 8c889cbe4e..e066dbf5e9 100644
--- a/lib/tools/vsn.mk
+++ b/lib/tools/vsn.mk
@@ -1 +1 @@
-TOOLS_VSN = 2.8.4
+TOOLS_VSN = 2.8.6
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-04 19:28:27 +0000