buffer_feed(3)

NAME
buffer_feed - low-level component of buffer_get

SYNTAX
#include <libowfat/buffer.h> int buffer_feed(buffer* b);

DESCRIPTION
If the string is nonempty, buffer_feed returns the length of the string. If the string is empty, buffer_feed uses the read operation to feed data into the string; it then returns the new length of the string, or 0 for end of input, or -1 for error.

SEE ALSO
buffer_init(3), buffer_get(3), buffer_peek(3), buffer_feed(3), buffer(3)