DragonFly kernel List (threaded) for 2005-09
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Re: Different versions of system calls in assembly language
:
:On Thu, Sep 29, 2005 at 08:44:29AM -0700, Matthew Dillon wrote:
:: For historical reasons (meaning that the original authors of the
:
:So that's why there is one marked COMPAT BSD and the other STD BSD.
:
:: Generally speaking, you should not be calling int 0x80 directly
:: but should instead call into libc, but I understand you are trying
:
:Actually, I would happily use the libc call instead. I declared mmap as an
:extern, and that's the one I got. Is there a _mmap I should be calling
:instead? I'm linking to libc, but somehow I'm getting the direct mmap call.
:
:jcm
No, its just 'mmap'. I have no idea why you might be getting the
wrong one. Is this from assembly code?
Try writing some C code to call mmap, cc -S it, and see what it
generates.
-Matt
Matthew Dillon
<dillon@xxxxxxxxxxxxx>
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