Function strcasecmp

3rdparty/openal/common/alstring.cpp:22–30

namespace al {

int strcasecmp(const char *str0, const char *str1) noexcept
{
    do {
        const int diff{to_upper(*str0) - to_upper(*str1)};
        if(diff < 0) return -1;
        if(diff > 0) return 1;
    } while(*(str0++) && *(str1++));
    return 0;
}

int strncasecmp(const char *str0, const char *str1, std::size_t len) noexcept
{