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From: | 李丁 |
Subject: | bug#12878: 24.2; Compiling failed on Windows 7 with VC 11 Express: _WIN32_WINNT version too low |
Date: | Wed, 14 Nov 2012 15:22:44 +0800 |
> Date: Wed, 14 Nov 2012 09:14:45 +0800
> From: 李丁 <iamliding@gmail.com>
> Cc: 12878@debbugs.gnu.org
>A repeated prototype can never trigger redefinition warnings or errors.
> Sure, adding a correct prototype is just like including the correct header
> file if Windows 9X
> really supports this function. But you should be careful checking compiler
> versions, in case that
> redefinition error occur.
What is the value of _MSC_VER for this compiler?
> Actually, I encountered several redefinition problems during compilation.
> For example in w32term.c:
>
> #ifndef GLYPHSET
> /* Pre Windows 2000, this was not available, but define it here so
> that Emacs compiled on such a platform will run on newer versions.
> */
> ...
> #endif
>
> VC 11.0 does not define GLYPHSET either (or not included), but it does have
> the definitions,
> and above code leads to redefinition error.
>
> And this in w32term.c too:
>
> /* Reportedly, MSVC does not have this in its headers. */
> #ifdef _MSC_VER
> DECLARE_HANDLE(HMONITOR);
> #endif
>
> VC 11.0 does have HMONITOR, and another redefinition error.
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