From f7d58e81c35b37851733a7518c9f7260ba1b8a40 Mon Sep 17 00:00:00 2001 From: vladlosev Date: Mon, 26 Sep 2011 17:54:02 +0000 Subject: Adds a new macro simplifying use of snprinf on MS platforms. --- include/gtest/internal/gtest-port.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'include') diff --git a/include/gtest/internal/gtest-port.h b/include/gtest/internal/gtest-port.h index 8a760886..16be48db 100644 --- a/include/gtest/internal/gtest-port.h +++ b/include/gtest/internal/gtest-port.h @@ -1682,6 +1682,23 @@ inline void Abort() { abort(); } } // namespace posix +// MSVC "deprecates" snprintf and issues warnings wherever it is used. In +// order to avoid these warnings, we need to use _snprintf or _snprintf_s on +// MSVC-based platforms. We map the GTEST_SNPRINTF_ macro to the appropriate +// function in order to achieve that. We use macro definition here because +// snprintf is a variadic function. +#if _MSC_VER >= 1400 && !GTEST_OS_WINDOWS_MOBILE +// MSVC 2005 and above support variadic macros. +# define GTEST_SNPRINTF_(buffer, size, format, ...) \ + _snprintf_s(buffer, size, size, format, __VA_ARGS__) +#elif defined(_MSC_VER) +// Windows CE does not define _snprintf_s and MSVC prior to 2005 doesn't +// complain about _snprintf. +# define GTEST_SNPRINTF_ _snprintf +#else +# define GTEST_SNPRINTF_ snprintf +#endif + // The maximum number a BiggestInt can represent. This definition // works no matter BiggestInt is represented in one's complement or // two's complement. -- cgit v1.2.3