Fix remaining posix compatability issues in keyboard_state

This commit is contained in:
Grant Moyer 2022-02-25 13:28:47 -05:00
parent e3f56b8110
commit ebe4424795

View File

@ -24,9 +24,14 @@ class errno_error : public std::runtime_error {
std::string error_msg{msg};
error_msg += ": ";
// strerror(3) man page says 1024 should be a big enough buffer to avoid ERANGE
char errno_str[1024] = {};
strerror_r(err, errno_str, sizeof errno_str);
#if (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 32)
// strerrorname_np gets the error code's name; it's nice to have, but it's a recent GNU extension
const auto errno_name = strerrorname_np(err);
error_msg += errno_name;
error_msg += " ";
#endif
const auto errno_str = strerror(err);
error_msg += errno_str;
return error_msg;