From:	"John M. Aldrich" <fighteer AT cs DOT com>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: How much of the .EXE gets used?
Date:	Sat, 16 Aug 1997 23:26:42 +0000
Organization:	Two pounds of chaos and a pinch of salt
Lines:	23
Message-ID:	<33F63732.4CBF@cs.com>
References:	<5t1dtp$oie AT news DOT network DOT com> <33F523D0 DOT 77D3 AT concentric DOT net> <5t42vq$9t6 AT salmon DOT maths DOT tcd DOT ie>
Reply-To:	fighteer AT cs DOT com
NNTP-Posting-Host:	ppp216.cs.com
Mime-Version:	1.0
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Steve no underscores wrote:
> 
> Theres also some environment overhead. You can save a couple
> of kb by defining null bodies for them. Assuming of course
> you dont need them!
> 
> D:\DJGPP\STEVE\PRED\MAIN.CC:__crt0_glob_function()                      { }

Be very careful with this one - it will crash your programs.  The
startup code assumes that __crt0_glob_function() returns a pointer to
the expanded argument list; to disable it you must have it return a
NULL.  Look up the prototype for the function in the libc docs.

> D:\DJGPP\STEVE\PRED\MAIN.CC:__crt0_load_environment_file()      { }
> D:\DJGPP\STEVE\PRED\MAIN.CC:__crt0_setup_arguments()            { }

-- 
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|      John M. Aldrich       | "Sin lies only in hurting other      |
|       aka Fighteer I       | people unnecessarily.  All other     |
|   mailto:fighteer AT cs DOT com   | 'sins' are invented nonsense."       |
| http://www.cs.com/fighteer |                 - Lazarus Long       |
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