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Re: _WIN32 and __CYGWIN__
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From: |
Bruno Haible |
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Subject: |
Re: _WIN32 and __CYGWIN__ |
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Date: |
Sun, 16 Sep 2018 23:37:19 +0200 |
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User-agent: |
KMail/5.1.3 (Linux/4.4.0-134-generic; KDE/5.18.0; x86_64; ; ) |
Hi Ken,
> > The '! defined __CYGWIN__' part is redundant,
> > because _WIN32 is never defined on Cygwin.
>
> No. _WIN32 is not defined _by_default_ on Cygwin. But users can use
> "gcc -D_WIN32", when they want to access native Windows APIs (for
> whatever reason).
In fact, you can see from [1] that up until two weeks ago, the normal
way to build libxml2 on Cygwin was with -D_WIN32. Otherwise, why would
people have written '#if defined(_WIN32) && defined(__CYGWIN__)' ?
Bruno
[1]
https://gitlab.gnome.org/GNOME/libxml2/commit/c65c9e8ee07e2dab0647392c2bd1795a5bc99829
- Re: _WIN32 and __CYGWIN__,
Bruno Haible <=