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Ping Re: @file response file support for make

From: Joseph S. Myers
Subject: Ping Re: @file response file support for make
Date: Sun, 18 Mar 2007 20:49:04 +0000 (UTC)

Ping.  Any views on this patch or the principle of this feature 

On Thu, 7 Sep 2006, Joseph S. Myers wrote:

> Sometimes you wish to invoke a program with too many or too long arguments 
> to fit in ARG_MAX.  For example, I have a case where a script wishes to 
> invoke make with many -o options.
> There is a de facto standard solution to this problem, which is that a 
> command line argument of the form "@file" causes arguments to be read from 
> "file" (a "response file") if it exists.  (If "file" doesn't exist, 
> "@file" is taken literally as an ordinary command-line argument.)  This 
> feature is supported by GCC and GNU binutils, for example; I think it 
> originated on Windows, but it is useful everywhere with any command line 
> limit.
> I'd like to have this feature in GNU make.  The patch below is my current 
> implementation of it for CVS HEAD make.  argv.c, the main part of the 
> implementation, is taken from GNU libiberty as used by GCC and binutils to 
> implement this feature, with a minimum of changes to be usable without the 
> rest of libiberty.  The documentation is also taken from libiberty.
> 2006-09-07  Joseph Myers  <address@hidden>
>       * argv.c: New.  From libiberty.
>       * Makefile.am (make_SOURCES): Add argv.c.
>       * doc/make.texi: Update.
>       * main.c (main): Call expandargv.
>       * make.h (buildargv, freeargv, dupargv, expandargv): Declare.

Joseph S. Myers

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