[Mesa-dev] [PATCH] glsl / imports.h: fix MSVC build

[Chia-I Wu]

On Mon, Aug 23, 2010 at 2:25 PM, Aras Pranckevicius <aras at unity3d.com> wrote:
> Hi,
> Attached patch fixes MSVC (2008) build. MSVC was still missing truncf,
> exp2f, log2f (all used in GLSL2).
> MSVC does not have trunc(), so defining truncf() to trunc() does not quite
> work. The _XOPEN_SOURCE usage looked pretty weird as well; it made whole
> that block not be included if the define is not there at all.
Not that familiar with MSVC, but when I built Mesa on Windows the other day,
other than the defines introduced by this patch, these functions were also
missing: snprintf, strtoll, and isblank.  Is it me or the patch that misses
something?


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