cpp/io/basic streambuf/snextc

Advances the input sequence by one character and reads one character.

The function calls sbumpc to advance the input sequence. If that function returns meaning that input sequence has been exhausted and uflow could not retrieve more data,  is returned. Otherwise sgetc is called in order to read the character.

Parameters
(none)

Return value
The value of the next character. If the input sequence has been exhausted, is returned.