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Merge pull request #356 from wxWidgets/mingw-rand_s-decl

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Declare rand_s() for MinGW 32 ourselves
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Sebastian Pipping 2019-10-07 00:05:15 +02:00 • committed by GitHub
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expat/lib/xmlparse.c
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@ -736,6 +736,13 @@ writeRandomBytes_arc4random(void *target, size_t count) {
#ifdef _WIN32
/* Provide declaration of rand_s() for MinGW-32 (not 64, which has it),
as it doesn't declare it in its header up to at least 5.2.2 version
of its runtime package (mingwrt, containing stdlib.h). */
# if defined(__MINGW32__) && ! defined(__MINGW64_VERSION_MAJOR)
__declspec(dllimport) int rand_s(unsigned int *);
# endif
/* Obtain entropy on Windows using the rand_s() function which
* generates cryptographically secure random numbers. Internally it
* uses RtlGenRandom API which is present in Windows XP and later.