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From: "David H. Lynch Jr." <dhlii@dlasys.net>
To: ramkumarj2000@gmail.com
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: Compiling applications using cross compiler packs libc
Date: Wed, 14 May 2008 01:57:28 -0400	[thread overview]
Message-ID: <482A7F48.1030700@dlasys.net> (raw)
In-Reply-To: <20080512102728.GA26806@mail.gnudd.com>


Alessandro Rubini wrote:
>> the glibc is also packed
>> up as a part of application though I never make any calls to the glibc
>> libraries.
>>     
>
> If however you really want to build an application without library, you
> should change the linker script. 
some or all of the following gcc flags might be useful if you are truly
compiling an OS independent very small application
-U__linux__
-nostdlib
-nostdinc
-mno-eabi
-fno-builtin
-nostartfiles
-nodefaultlibs
-nostdlib
Also as Alessandro pointed out you will likely need a link script.

-- 
Dave Lynch 					  	    DLA Systems
Software Development:  				         Embedded Linux
717.627.3770 	       dhlii@dlasys.net 	  http://www.dlasys.net
fax: 1.253.369.9244 			           Cell: 1.717.587.7774
Over 25 years' experience in platforms, languages, and technologies too numerous to list.

"Any intelligent fool can make things bigger and more complex... It takes a touch of genius - and a lot of courage to move in the opposite direction."
Albert Einstein

      reply	other threads:[~2008-05-14  6:04 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-12  9:12 Compiling applications using cross compiler packs libc Ramkumar J
2008-05-12 10:02 ` Marco Stornelli
2008-05-12 10:27 ` Alessandro Rubini
2008-05-14  5:57   ` David H. Lynch Jr. [this message]

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