[m-users.] "posix" extra library won't compile

[Zoltan Somogyi]

On Thu, 14 Mar 2019 19:08:48 +0100, Volker Wysk <post at volker-wysk.de> wrote:
> > > io.mh:268,
> > > 
> > >                  from Mercury/cs/posix.open.c:28:
> > > In function ‘open’,
> > > 
> > >     inlined from ‘posix__open_module4’ at posix.open.m:74:15:
> > > /usr/include/x86_64-linux-gnu/bits/fcntl2.h:50:4: error: call to
> > > ‘__open_missing_mode’ declared with attribute error: open with O_CREAT or
> > > O_TMPFILE in second argument needs 3 arguments
> > > In function ‘open’,
> > > 
> > >     inlined from ‘posix__open_module0’ at posix.open.m:74:15:
> > > /usr/include/x86_64-linux-gnu/bits/fcntl2.h:50:4: error: call to
> > > ‘__open_missing_mode’ declared with attribute error: open with O_CREAT or
> > > O_TMPFILE in second argument needs 3 arguments
> > > 
> > > Could this be a compiler version problem...? Any chances to get this fixed
> > > soon?
> > 
> > That one looks like your problem. ANSI C has both two and three argument
> > versions of open, and so posix.open.m has two different copies of the open
> > predicate, with different arities. It looks like you called the wrong one.
> 
> I'm not using it yet. I'm still trying to compile and install the library. So 
> this is an error inside the "posix" library, isn't it?

I can compile the posix library just fine, *without* getting the above error.
The line mentioned in the error message does NOT have any flags O_* flags
specified; they come from the caller. The file posix.open.m has NO calls
to open itself.

Exactly what command is giving you the above error? Give us all the details.

Zoltan.