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Re: getting at raw command line | |
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and again wrong ... (to fast:) ) ... %bl=42,%bh=0 :D
Lukas
--- Lukas <blurrpp@xxxxxxxxx> wrote:
> of course in last line of "code" ;) should be
> %ebx=42
>
> regards
> Lukas
>
> --- Lukas <blurrpp@xxxxxxxxx> wrote:
>
> > As i said, when you start program 'p whatever '
> %esp
> > points place on stack where number of parameters
> was
> > put ex.
> > $p 1 2 3 -> movl (%esp),%ecx => %ecx=3 )
> >
> > next (%esp+4) adress of program name ex.
> >
> > $/home/usr/bin/p 1 2 3 -> (%esp+4) adres of string
> > "/home/usr/bin/p"
> >
> > (%esp+8)(+16 if you have 64-bit arch) adress of
> text
> > string of first parameter, so if you write
> >
> > $ p * -> movl (%esp+8),%ecx / movq (%rsp+16),%rcx
> > movl (%ecx),%ebx / movq (%rcx),%rbx
> > %ecx=42 ( '*' )
> > so now you can do with it whatever you want (
> write
> > using SYS_WRITE, printf etc )
> > Lukas
> >
> >
> > --- Jack Andrews <effbiae@xxxxxxxxx> wrote:
> >
> > > the shell changes arguments like * to a number
> of
> > > arguments. is there
> > > a way to get the *? that is, if my program is
> p,
> > i
> > > want this
> > > behaviour:
> > >
> > > $ ls
> > > file.1 file.2
> > > $ ls *
> > > file.1 file.2
> > > $ p file.1
> > > file.1
> > > $ p *
> > > *
> > >
> > > i don't want
> > >
> > > $ p *
> > > file.1 file.2
> > > -
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> > >
> >
> >
> >
> >
> >
>
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>
>
>
>
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