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Re: emacs, jumping to relative file locations in compiler output.

From: Pascal J. Bourguignon
Subject: Re: emacs, jumping to relative file locations in compiler output.
Date: Thu, 27 Mar 2014 17:13:27 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux)

glen stark <address@hidden> writes:

> On Thu, 27 Mar 2014 12:14:57 +0000, glen stark wrote:
>> In the company I'm working for, the build system is set up to cd in
>> various directories, and the call make.    When a compiler error is
>> returned, it is of the form:
>> In file included from ../../../../include/whatever.h:33:0
>> emacs is then unable to determine where to look for the file in
>> question.
>> Changing out build system is big project, but I'd like to be able to
>> jump around to compiler errors in emacs.  In practice I know what path I
>> should substitute for "../../../../"
>> Is there someway I can tell emacs to regex substitute a fixed path for a
>> string of the form "../../"?
>> Is there an alternative solution to my problem (that doesn't mean
>> modifying the build system :) ).
>> Many thanks,
>> Glen
> Sorry, I have a follow up:
> After reading more on the subject, I think the path is not the issue.  We 
> are outputing "Entering X" and "Leaving x" messages, so I guess emacs 
> should be able to handle this.
>   The problem might be that the string with the error looks like this:  
> EE=../../../../include/Check.h: In function 'Bool check::isNull(UShort)':
> If I look at plain old g++ output, I don't see the EE.  So perhaps this 
> is the problem?

You can configure regexps to scan the compiler output.

cf. compilation-error-regexp-alist
and compilation-error-regexp-alist-alist
see also compilation-search-path

__Pascal Bourguignon__
"Le mercure monte ?  C'est le moment d'acheter !"

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