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Newsgroups: comp.lang.ada
Date: Wed, 11 Jul 2018 15:38:54 -0700 (PDT)
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Subject: Re: Kernel Syscall from Ada?
From: alexgrantbenedict@gmail.com
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Xref: reader02.eternal-september.org comp.lang.ada:53771
Date: 2018-07-11T15:38:54-07:00
List-Id: <comp.lang.ada>

On Thursday, June 23, 2016 at 2:36:21 AM UTC-6, Diogenes wrote:
> Is there a simple way to make a direct (Linux)Kernel syscall from Ada wit=
hout using the system C library? i.e. Make a direct call as in Assembler?
>=20
> I'm asking because I've found a way to strip about 80k from a statically =
linked executable by not including Interfaces.C in the runtime.
>=20
> I've gotten my code to work reasonably well (no segfaults or memory error=
s) using inline Assembler. But it seems like there should be an Abstract or=
 Generic "syscall" feature as part of the System library that we could use =
for doing our own Kernel calls. Same thing for the vDSO.
>=20
> Any tips?
>=20
> Diogenes


I did something similar for a work thing a while back, I posted it to githu=
b https://github.com/abenedic/ada-raw-linux-syscalls . It still needs to be=
 cleaned up though.