From: pixelpajas AT my-deja DOT com
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Nasm & Gcc. HELP!
Date: Fri, 05 Jan 2001 18:11:49 GMT
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References: <934tdg$oj0$1 AT nnrp1 DOT deja DOT com> <934uk4$po1$1 AT nnrp1 DOT deja DOT com>
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To: djgpp AT delorie DOT com
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In article <934uk4$po1$1 AT nnrp1 DOT deja DOT com>,
  Tom St Denis <stdenis AT compmore DOT net> wrote:
> In article <934tdg$oj0$1 AT nnrp1 DOT deja DOT com>,
>   pixelpajas AT my-deja DOT com wrote:
> >
> >
> > Hi .. I'm trying to learn how to use nasm
> > assembler code with gcc but i get an error when i
> > link the objects. Below are the source files and
> > command compile/link entries.
> >
> > - 4k.c ----------------------------------------
> >
> > extern unsigned int keyget(unsigned int);
> >
> > void main(void)
> > {
> > 	keyget(1);
> > }
> >
> > -----------------------------------------------
> >
> > - lib.asm -------------------------------------
> >
> > [BITS 32]
> > [GLOBAL _key]
> > [SECTION .text]
> >
> > _key:         MOV       CX,1
> >
> > keyloop:      MOV       AH,01h
> >               INT       16h
> >
> >               JZ        keyloop
> >               MOV       AH,00h
> >               INT       16h
> >
> >               MOV       AH,0Ah
> >               INT       10h
> >
> >               CMP       AL,0Dh
> >               JNE       keyloop
> >
> >               MOV       AH,4Ch // clean exit
> >               INT       21h    // ----------
> >
> > -----------------------------------------------
> >
> > first i build lib.asm -> nasm -f coff lib.asm
> >
> > then i compile 4k.c -> gxx -nostdlib -nostdinc -
> > fno-builtin -fno-exceptions -c -O3 4k.c -r
> >
> > and at last i try to link -> ld -nostdlib -
> > nostdinc -fno-builtin -fno-exceptions -e _main -
> > oformat binary -o 4k.com 4k.o lib.o
> >
> > but in the last step i get -> " 4k.o
> > (.text+0x6):4k.c: undefined reference to `_keyget
> > (unsigned int)' "
> >
> > Is there anyone out there that can help me and
> > tell me what im doing wrong???
>
> My only suggsetion is to put the "global" declaration inside your
> section .ie
>
> [section .text]
> [global _keyget]
> ...
>
> perhaps?
>
> Tom
------------>

nope.. did not make any difference..
thanx anyways..

/iman


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