Mercurial > dovecot > original-hg > dovecot-1.2
diff src/lib/ioloop.h @ 4579:40b353def38c HEAD
OK, so the original kqueue code wasn't actually broken, but it could have
been made much simpler. Updated comments in ioloop.h about IO_READ and
IO_ERROR usage.
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Thu, 17 Aug 2006 21:46:42 +0300 |
parents | 49e024519e22 |
children | 204d7edc7cdc |
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--- a/src/lib/ioloop.h Thu Aug 17 21:17:38 2006 +0300 +++ b/src/lib/ioloop.h Thu Aug 17 21:46:42 2006 +0300 @@ -11,6 +11,8 @@ enum io_condition { IO_READ = 0x01, IO_WRITE = 0x02, + /* IO_ERROR can be used to check when writable pipe's reader side + closes the pipe. For other uses IO_READ should work just as well. */ IO_ERROR = 0x04, /* internal */ @@ -28,11 +30,11 @@ extern struct ioloop *current_ioloop; -/* I/O listeners - you can create different handlers for IO_READ and IO_WRITE, - but make sure you don't create multiple handlers of same type, it's not - checked and removing one will stop the other from working as well. +/* You can create different handlers for IO_READ and IO_WRITE. IO_READ and + IO_ERROR can't use different handlers (and there's no point anyway). - */ + Don't try to add multiple handlers for the same type. It's not checked and + the behavior will be undefined. */ struct io *io_add(int fd, enum io_condition condition, io_callback_t *callback, void *context); struct io *io_add_notify(const char *path, io_callback_t *callback,