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bug#982: 23.0.60; file-truename causes an error
From: |
martin rudalics |
Subject: |
bug#982: 23.0.60; file-truename causes an error |
Date: |
Mon, 15 Sep 2008 11:27:29 +0200 |
User-agent: |
Thunderbird 2.0.0.16 (Windows/20080708) |
> I have a file "c:/tmp/a.txt", but don't have "c:/tmp/b.txt".
> [...]
> (file-truename "./b.txt")
> "c:/tmp/b.txt"
>
> (file-truename "b.txt")
> Debugger entered--Lisp error: (args-out-of-range "b.txt" 0 -1)
> substring("b.txt" 0 -6)
> (setq rest (substring filename 0 (* -1 ...)))
>
>
> From files.el:
>
> (defun file-truename (filename &optional counter prev-dirs)
> ...
> (setq missing (concat "/" (file-name-nondirectory filename)))
> (setq rest (substring filename 0 (* -1 (length missing))))
> ...
>
> When FILENAME has no directory separator, MISSING is one char longer
> than FILENAME. In this case, substring raises an out-of-range error.
I've checked in a fix which should remove the args-out-of-range error.
Please try it since I'm not sure whether the directory part should be
handled better.
Thanks for reporting, martin.
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