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[WINESYNC] msvcrt: Fixed strncpy_s behavior when count equals 0.

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wine commit id bdf9a9f9bd56354f70a7431a9682183b84353211 by Piotr Caban <piotr@codeweavers.com>
This commit is contained in:
Timo Kreuzer 2023-01-10 11:36:51 +02:00
parent c36ea58f32
commit 739c9a1e77
1 changed files with 4 additions and 1 deletions
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5
sdk/lib/crt/wine/heap.c
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@ -819,8 +819,11 @@ int CDECL MSVCRT_strncpy_s(char *dest, MSVCRT_size_t numberOfElements,
TRACE("(%s %lu %s %lu)\n", dest, numberOfElements, src, count); TRACE("(%s %lu %s %lu)\n", dest, numberOfElements, src, count);
if(!count) if(!count) {
if(dest && numberOfElements)
*dest = 0;
return 0; return 0;
}
if (!MSVCRT_CHECK_PMT(dest != NULL)) return MSVCRT_EINVAL; if (!MSVCRT_CHECK_PMT(dest != NULL)) return MSVCRT_EINVAL;
if (!MSVCRT_CHECK_PMT(src != NULL)) return MSVCRT_EINVAL; if (!MSVCRT_CHECK_PMT(src != NULL)) return MSVCRT_EINVAL;