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[lumped builds] Only define _CRT_SECURE_NO_WARNINGS if it’s not defined yet.

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When glslang is built with some other build system and lumped/unity builds are used,
without the checks this would get “macro is being redefined” warnings/errors.
This commit is contained in:
Aras Pranckevicius 2017-05-10 16:52:50 +03:00
parent 12d693682f
commit 8e204b2d67
5 changed files with 11 additions and 1 deletions
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4
glslang/MachineIndependent/preprocessor/PpTokens.cpp
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@ -80,8 +80,10 @@ NVIDIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// For recording and playing back the stream of tokens in a macro definition.
//
#if (defined(_MSC_VER) && _MSC_VER < 1900 /*vs2015*/)
#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS
#endif
#if (defined(_MSC_VER) && _MSC_VER < 1900 /*vs2015*/)
#define snprintf sprintf_s
#endif