Re: gcc question

From: Kathy Quinlan (kat-free_at_kaqelectronics.dyndns.org)
Date: 02/24/05

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    Date: Thu, 24 Feb 2005 15:27:37 +0800
To: "Daniel O'Connor" <doconnor@gsoft.com.au>

    Daniel O'Connor wrote:

    > On Thu, 24 Feb 2005 15:00, Kathy Quinlan wrote:
    >
    >>I have some code that I build for two targets, one an Atmel uC and the
    >>other FreeBSD.
    >>
    >>What is the best way to redefine getchar and putchar (in uC they use the
    >>serial port, in FreeBSD stdin stdout)
    >>
    >>Or would I be better #ifdef the commands and making getchar only used in
    >>uC and my serial port handler in FreeBSD ??
    >
    >
    > I didn't think getchar/putchar existed in the Atmel libc implementation..
    >
    > I would suggest using a different function name and implement it differently
    > for either platform.
    >
    > Also you'll want to be careful about the fact that the Atmel has 2 separate
    > address spaces (if it's an AVR anyway) which can cause problems because you
    > have to read from the right one.
    >

    ATM it is written in codevisionAVR which is where the function is
    called, so I guess for now I will just break the AVR support;)

    I am planning on moving wholey over to GCC and FreeBSD, once my final
    customer has agreed to Eagle for the EDA side, this PC will be Free of
    M$ crap and I will be wholy FreeBSD :)

    Regards,

    Kat. 

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