Don't terminate on I/O errors in report_error

This commit is contained in:
Victor Zverovich 2019-08-04 09:36:26 -07:00
parent ef55e74e08
commit 211d312406

View File

@ -174,7 +174,7 @@ FMT_FUNC void format_error_code(internal::buffer<char>& out, int error_code,
assert(out.size() <= inline_buffer_size);
}
// try an fwrite, FMT_THROW on failure
// A wrapper around fwrite that throws on error.
FMT_FUNC void fwrite_fully(const void* ptr, size_t size, size_t count,
FILE* stream) {
size_t written = std::fwrite(ptr, size, count, stream);
@ -187,9 +187,8 @@ FMT_FUNC void report_error(format_func func, int error_code,
string_view message) FMT_NOEXCEPT {
memory_buffer full_message;
func(full_message, error_code, message);
// Use Writer::data instead of Writer::c_str to avoid potential memory
// allocation.
fwrite_fully(full_message.data(), 1, full_message.size(), stderr);
// Don't use fwrite_fully because the latter may throw.
(void)std::fwrite(full_message.data(), full_message.size(), 1, stderr);
std::fputc('\n', stderr);
}
} // namespace internal