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bug#10784: 23.1; info doesn't follow link in Bison TOC
From: |
Juri Linkov |
Subject: |
bug#10784: 23.1; info doesn't follow link in Bison TOC |
Date: |
Sun, 12 Feb 2012 23:15:49 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.0.93 (x86_64-pc-linux-gnu) |
> | [tim@passepartout ~/src/emacs]$ zgrep 'Secure\?'
> /usr/share/info/bison.info.gz
> | * Secure? Conform?:: Is Bison POSIX safe?
> | * Secure? Conform?:: Is Bison POSIX safe?
> | File: bison.info, Node: Multiple start-symbols, Next: Secure? Conform?,
> Prev: Implementing Gotos/Loops, Up: FAQ
> | File: bison.info, Node: Secure? Conform?, Next: I can't build Bison,
> Prev: Multiple start-symbols, Up: FAQ
> | 11.6 Secure? Conform?
> | File: bison.info, Node: I can't build Bison, Next: Where can I find
> help?, Prev: Secure? Conform?, Up: FAQ
> | Node: Secure? Conform?364602
> | [tim@passepartout ~/src/emacs]$
>
> Note the one vs. two spaces between "Secure?" and "Con-
> form?". The link works with info (GNU texinfo) 4.13. The
> bug is also present in a Emacs snapshot from early February.
Does this mean that info (GNU texinfo) 4.13 treats a sequence of spaces
in the names as one space character? If yes, should info.el do the same
with a patch like this:
=== modified file 'lisp/info.el'
--- lisp/info.el 2012-02-12 20:24:02 +0000
+++ lisp/info.el 2012-02-12 21:11:33 +0000
@@ -1025,7 +1025,9 @@ (defun Info-find-node-2 (filename nodena
(let ((guesspos (point-min))
(regexp (concat "\\(Node:\\|Ref:\\) *\\("
(if (stringp nodename)
- (regexp-quote nodename)
+ (mapconcat 'regexp-quote
+ (split-string nodename " +" t)
+ " +")
"")
"\\) *[,\t\n\177]")))