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Add casts to eliminate signed/unsigned mismatch warnings

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Addresses issue #210 and VC's warning C4365
This commit is contained in:
Zachary Henkel 2015-12-09 13:59:32 -08:00
parent 004f0aba3b
commit 293acf0640
1 changed files with 8 additions and 8 deletions
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16
include/string_span.h
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@ -111,28 +111,28 @@ inline span<T, dynamic_range> ensure_z(T* const & sz, std::ptrdiff_t max = PTRDI
// TODO (neilmac) there is probably a better template-magic way to get the const and non-const overloads to share an implementation
inline span<char, dynamic_range> ensure_z(char* const& sz, std::ptrdiff_t max)
{
auto len = strnlen(sz, max);
auto len = strnlen(sz, narrow_cast<size_t>(max));
Ensures(sz[len] == 0);
return{ sz, static_cast<std::ptrdiff_t>(len) };
}
inline span<const char, dynamic_range> ensure_z(const char* const& sz, std::ptrdiff_t max)
{
auto len = strnlen(sz, max);
auto len = strnlen(sz, narrow_cast<size_t>(max));
Ensures(sz[len] == 0);
return{ sz, static_cast<std::ptrdiff_t>(len) };
}
inline span<wchar_t, dynamic_range> ensure_z(wchar_t* const& sz, std::ptrdiff_t max)
{
auto len = wcsnlen(sz, max);
auto len = wcsnlen(sz, narrow_cast<size_t>(max));
Ensures(sz[len] == 0);
return{ sz, static_cast<std::ptrdiff_t>(len) };
}
inline span<const wchar_t, dynamic_range> ensure_z(const wchar_t* const& sz, std::ptrdiff_t max)
{
auto len = wcsnlen(sz, max);
auto len = wcsnlen(sz, narrow_cast<size_t>(max));
Ensures(sz[len] == 0);
return{ sz, static_cast<std::ptrdiff_t>(len) };
}
@ -172,7 +172,7 @@ namespace details
{
std::ptrdiff_t operator()(char* const ptr, std::ptrdiff_t length) noexcept
{
return narrow_cast<std::ptrdiff_t>(strnlen(ptr, length));
return narrow_cast<std::ptrdiff_t>(strnlen(ptr, narrow_cast<size_t>(length)));
}
};
@ -181,7 +181,7 @@ namespace details
{
std::ptrdiff_t operator()(wchar_t* const ptr, std::ptrdiff_t length) noexcept
{
return narrow_cast<std::ptrdiff_t>(wcsnlen(ptr, length));
return narrow_cast<std::ptrdiff_t>(wcsnlen(ptr, narrow_cast<size_t>(length)));
}
};
@ -190,7 +190,7 @@ namespace details
{
std::ptrdiff_t operator()(const char* const ptr, std::ptrdiff_t length) noexcept
{
return narrow_cast<std::ptrdiff_t>(strnlen(ptr, length));
return narrow_cast<std::ptrdiff_t>(strnlen(ptr, narrow_cast<size_t>(length)));
}
};
@ -199,7 +199,7 @@ namespace details
{
std::ptrdiff_t operator()(const wchar_t* const ptr, std::ptrdiff_t length) noexcept
{
return narrow_cast<std::ptrdiff_t>(wcsnlen(ptr, length));
return narrow_cast<std::ptrdiff_t>(wcsnlen(ptr, narrow_cast<size_t>(length)));
}
};
}