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improve the description of parameter to evbuffer_read()

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yuangongji 2019-09-21 23:37:38 +08:00
parent 6769f692d7
commit 5aae74d7a6
1 changed files with 2 additions and 1 deletions
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include/event2/buffer.h
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@ -748,7 +748,8 @@ int evbuffer_write_atmost(struct evbuffer *buffer, evutil_socket_t fd,
@param buffer the evbuffer to store the result
@param fd the file descriptor to read from
@param howmuch the number of bytes to be read
@param howmuch the number of bytes to be read. If the given number is negative
or out of maximum bytes per one read, as many bytes as we can will be read.
@return the number of bytes read, or -1 if an error occurred
@see evbuffer_write()
*/