GNU bug report logs - #25464
25.1.90; info-lookup support for gdb-script mode

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Package: emacs;

Reported by: Tom Tromey <tom <at> tromey.com>

Date: Tue, 17 Jan 2017 04:33:01 UTC

Severity: wishlist

Tags: patch

Found in version 25.1.90

Done: Tom Tromey <tom <at> tromey.com>

Bug is archived. No further changes may be made.

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From: Tom Tromey <tom <at> tromey.com>
To: 25464 <at> debbugs.gnu.org
Subject: bug#25464: 25.1.90; info-lookup support for gdb-script mode
Date: Mon, 16 Jan 2017 21:32:13 -0700

[Message part 1 (text/plain, inline)]
This patch adds support for gdb-script mode to info-lookup-symbol.
Let me know what you think.


[P (text/x-patch, inline)]
commit 42181a28e96b2e5e48ceb4584fa0170bcc882e91
Author: Tom Tromey <tom <at> tromey.com>
Date:   Mon Jan 16 15:59:06 2017 -0700

    Add info-lookup help for gdb-script-mode
    
    * lisp/info-look.el (info-lookup-guess-gdb-script-symbol): New
    function.
    Add help for gdb-script-mode.

diff --git a/lisp/info-look.el b/lisp/info-look.el
index 1f3c508..2dc8c5a 100644
--- a/lisp/info-look.el
+++ b/lisp/info-look.el
@@ -648,6 +648,26 @@ info-lookup-guess-custom-symbol
 	    (buffer-substring-no-properties beg end)))))
     (error nil)))
 
+(defun info-lookup-guess-gdb-script-symbol ()
+  "Get symbol at point in GDB script buffers."
+  (condition-case nil
+      (save-excursion
+        (back-to-indentation)
+        ;; Try to find the current line's full command in the index;
+        ;; and default to the longest subset that is found.
+        (when (looking-at "[-a-z]+\\(\\s-[-a-z]+\\)*")
+          (let ((str-list (split-string (match-string-no-properties 0)
+                                        "\\s-+" t))
+                (completions (info-lookup->completions 'symbol
+                                                       'gdb-script-mode)))
+            (catch 'result
+              (while str-list
+                (let ((str (string-join str-list " ")))
+                  (when (assoc str completions)
+                    (throw 'result str))
+                  (nbutlast str-list)))))))
+    (error nil)))
+
 ;;;###autoload
 (defun info-complete-symbol (&optional mode)
   "Perform completion on symbol preceding point."
@@ -1051,6 +1071,14 @@ info-complete
  :mode 'help-mode
  :regexp "[^][()`'‘’,:\" \t\n]+"
  :other-modes '(emacs-lisp-mode))
+
+(info-lookup-maybe-add-help
+ :mode 'gdb-script-mode
+ :ignore-case nil
+ :regexp "\\([-a-z]+\\(\\s-+[-a-z]+\\)*\\)"
+ :doc-spec '(("(gdb)Command and Variable Index" nil
+              nil nil))
+ :parse-rule 'info-lookup-guess-gdb-script-symbol)
 
 (provide 'info-look)
 

[Message part 3 (text/plain, inline)]




In GNU Emacs 25.1.90.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.20.9)
 of 2016-12-20 built on bapiya
Repository revision: 88cdf14b37a7344bb266e94512485e3cc738c23d
Windowing system distributor 'Fedora Project', version 11.0.11900000
System Description:	Fedora release 25 (Twenty Five)

Configured using:
 'configure --prefix=/home/tromey/Emacs/install/ --with-modules'

Configured features:
XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS GCONF GSETTINGS
NOTIFY LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT LIBOTF XFT ZLIB
TOOLKIT_SCROLL_BARS GTK3 X11 MODULES

Important settings:
  value of $LANG: en_US.utf8
  value of $XMODIFIERS: @im=ibus
  locale-coding-system: utf-8-unix

Major mode: Group

Minor modes in effect:
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  erc-ring-mode: t
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  erc-track-mode: t
  erc-match-mode: t
  erc-netsplit-mode: t
  erc-hl-nicks-mode: t
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Load-path shadows:
/home/tromey/.emacs.d/elpa/bubbles-0.5/bubbles hides /home/tromey/Emacs/install/share/emacs/25.1.90/lisp/play/bubbles

Features:
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Memory information:
((conses 16 1654885 444545)
 (symbols 48 129063 74)
 (miscs 40 29870 5622)
 (strings 32 466153 177965)
 (string-bytes 1 11832450)
 (vectors 16 106183)
 (vector-slots 8 2416657 123925)
 (floats 8 1064 1315)
 (intervals 56 122899 6645)
 (buffers 976 213)
 (heap 1024 291840 52229))

Tom
This bug report was last modified 8 years and 121 days ago.

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