Ken Takata wrote:

> >>> > What was the error on FreeBSD?  I thought it also suppored Posix. 
> >>>
> >>> https://cirrus-ci.com/task/5566942320001024 
> >>>
> >>> In file included from os_unix.c:87: 
> >>> /usr/include/sys/consio.h:262:2: error: unknown type name 'u_short'; did 
> >>> you mean 'short'? 
> >>>         u_short         font_size; 
> >>>         ^ 

[...]

> >>>         ^ 
> >>> fatal error: too many errors emitted, stopping now [-ferror-limit=] 
> >>> 20 errors generated. 
> >>> gmake[2]: *** [Makefile:3338: objects/os_unix.o] Error 1 
> >>> gmake[2]: Leaving directory '/tmp/cirrus-ci-build/src' 
> >>> gmake[1]: *** [Makefile:2030: reconfig] Error 2 
> >>> gmake[1]: Leaving directory '/tmp/cirrus-ci-build/src' 
> >>> gmake: *** [Makefile:29: first] Error 2 
> >>> Exit status: 2 
> >>> > 
> >>> > I think being specific is OK, thus checking for __FreeBSD__ would be 
> >>> OK. 
> >>> > Otherwise we would need a configure check of some kind. 
> >>> > 
> >>>
> >>
> >> If we use __FreeBSD__, maybe we also need to add checks for other BSDs.
> >> It seems that "BSD" is defined in sys/param.h, so how about this patch?
> >>
> >> --- a/src/vim.h
> >> +++ b/src/vim.h
> >> @@ -36,7 +36,10 @@
> >>      Error: configure did not run properly.  Check auto/config.log.
> >>  # endif
> >>  
> >> -# if defined(UNIX) && !defined(MACOS_X)
> >> +# ifdef HAVE_SYS_PARAM_H
> >> +#  include <sys/param.h>
> >> +# endif
> >> +# if defined(UNIX) && !defined(MACOS_X) && !defined(BSD)
> >>  // Needed for strptime().  Needs to be done early, since header files can
> >>  // include other header files and end up including time.h, where these 
> >> symbols
> >>  // matter for Vim.
> >>
> >
> > Sorry, this patch doesn't work as expected. This causes warnings on Cygwin 
> > again.
> > `&& !defined(__FreeBSD__)` might be needed. (And maybe similar checks for 
> > other BSDs?)
> >
> 
>  How about this?
> 
> diff --git a/src/vim.h b/src/vim.h
> --- a/src/vim.h
> +++ b/src/vim.h
> @@ -36,7 +36,7 @@
>      Error: configure did not run properly.  Check auto/config.log.
>  # endif
>  
> -# if defined(UNIX) && !defined(MACOS_X)
> +# if defined(__gnu_linux__) || defined(__CYGWIN__)
>  // Needed for strptime().  Needs to be done early, since header files can
>  // include other header files and end up including time.h, where these 
> symbols
>  // matter for Vim.
> 
> Defining _XOPEN_SOURCE only on Linux and Cygwin might be enough?

That makes sense, since this mechanism is for all kinds of GNU-Linux,
but not for BSD-like systems.  MacOS is also based on BSD.

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