fix compilation on cygwin

Use std::char_traits<char>::find instead of strnlen for better
portability.
This commit is contained in:
Roland Kaminski 2022-10-03 19:38:04 +02:00 committed by Martin Hořeňovský
parent 6a9bf2e0af
commit 97313f9033
1 changed files with 10 additions and 8 deletions

View File

@ -13,7 +13,6 @@
#include <cstddef>
#include <type_traits>
#include <string>
#include <string.h>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/internal/catch_config_wchar.hpp>
@ -41,6 +40,13 @@ namespace Catch {
namespace Detail {
inline std::size_t catch_strnlen(const char *str, std::size_t n) {
auto ret = std::char_traits<char>::find(str, n, '\0');
if (ret != nullptr) {
return ret - str;
}
return n;
}
constexpr StringRef unprintableString = "{?}"_sr;
@ -208,28 +214,24 @@ namespace Catch {
template<size_t SZ>
struct StringMaker<char[SZ]> {
static std::string convert(char const* str) {
// Note that `strnlen` is not actually part of standard C++,
// but both POSIX and Windows cstdlib provide it.
return Detail::convertIntoString(
StringRef( str, strnlen( str, SZ ) ) );
StringRef( str, Detail::catch_strnlen( str, SZ ) ) );
}
};
template<size_t SZ>
struct StringMaker<signed char[SZ]> {
static std::string convert(signed char const* str) {
// See the plain `char const*` overload
auto reinterpreted = reinterpret_cast<char const*>(str);
return Detail::convertIntoString(
StringRef(reinterpreted, strnlen(reinterpreted, SZ)));
StringRef(reinterpreted, Detail::catch_strnlen(reinterpreted, SZ)));
}
};
template<size_t SZ>
struct StringMaker<unsigned char[SZ]> {
static std::string convert(unsigned char const* str) {
// See the plain `char const*` overload
auto reinterpreted = reinterpret_cast<char const*>(str);
return Detail::convertIntoString(
StringRef(reinterpreted, strnlen(reinterpreted, SZ)));
StringRef(reinterpreted, Detail::catch_strnlen(reinterpreted, SZ)));
}
};