[Coco] Re: creatdsk.c source

Bob Devries bdevries at gil.com.au
Sat Dec 24 16:03:42 EST 2005

manny, Microware C, the string functions are part of the C standard library, 
so the executable doesn't get bigger from calling a string function. Only if 
you call a function from another lib, will it include it, and yes, it does 
include the complete lib.
Regards, Bob Devries, Dalby, Queensland, Australia

Isaiah 50:4 The sovereign Lord has given me
the capacity to be his spokesman,
so that I know how to help the weary.

website: http://www.home.gil.com.au/~bdevasl
my blog: http://bdevries.invigorated.org/

----- Original Message ----- 
From: "Mannequin*" <mannslists at invigorated.org>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Sunday, December 25, 2005 4:29 AM
Subject: Re: [Coco] Re: creatdsk.c source

> tim lindner wrote:
>> Mannequin* <mannslists at invigorated.org> wrote:
>>>In Microware C, you didn't have to include string.h when you used the
>>>string manipulation functions? Wouldn't that have added to the
>>>executables size with those (and other) functions compiled in and not
>>>being used?
>>>Anyone want to explain this for me?
>> Header files don't add to the executable size becuse they (usually)
>> don't include any executable code. They usually only include
>> declarations. Sometime they can include static data, but it is usually
>> tiny. string.h doesn't contain any static data.
>> Only calling functions defined in a header file will cause the linker to
>> add the code that implements the function.
> I knew that they only contained prototypes and declarations, etc. But
> what I was confused about was what the linker did with that information.
> I guess I forgot that it only adds the code that you use, because I was
> under the impression that it included the whole library.
> Thanks for the clarification. :)
> -M.
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