factor/basis/unix/kqueue/kqueue.factor

56 lines
2.0 KiB
Factor

! Copyright (C) 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: alien.c-types alien.syntax system sequences vocabs.loader words
accessors vocabs ;
IN: unix.kqueue
<< "unix.kqueue." os name>> append require >>
FUNCTION: int kqueue ( ) ;
! actions
CONSTANT: EV_ADD 0x1 ! add event to kq (implies enable)
CONSTANT: EV_DELETE 0x2 ! delete event from kq
CONSTANT: EV_ENABLE 0x4 ! enable event
CONSTANT: EV_DISABLE 0x8 ! disable event (not reported)
! flags
CONSTANT: EV_ONESHOT 0x10 ! only report one occurrence
CONSTANT: EV_CLEAR 0x20 ! clear event state after reporting
CONSTANT: EV_SYSFLAGS 0xf000 ! reserved by system
CONSTANT: EV_FLAG0 0x1000 ! filter-specific flag
CONSTANT: EV_FLAG1 0x2000 ! filter-specific flag
! returned values
CONSTANT: EV_EOF 0x8000 ! EOF detected
CONSTANT: EV_ERROR 0x4000 ! error, data contains errno
ALIAS: EV_POLL EV_FLAG0
ALIAS: EV_OOBAND EV_FLAG1
CONSTANT: NOTE_LOWAT 0x00000001 ! low water mark
CONSTANT: NOTE_DELETE 0x00000001 ! vnode was removed
CONSTANT: NOTE_WRITE 0x00000002 ! data contents changed
CONSTANT: NOTE_EXTEND 0x00000004 ! size increased
CONSTANT: NOTE_ATTRIB 0x00000008 ! attributes changed
CONSTANT: NOTE_LINK 0x00000010 ! link count changed
CONSTANT: NOTE_RENAME 0x00000020 ! vnode was renamed
CONSTANT: NOTE_REVOKE 0x00000040 ! vnode access was revoked
CONSTANT: NOTE_EXIT 0x80000000 ! process exited
CONSTANT: NOTE_FORK 0x40000000 ! process forked
CONSTANT: NOTE_EXEC 0x20000000 ! process exec'd
CONSTANT: NOTE_PCTRLMASK 0xf0000000 ! mask for hint bits
CONSTANT: NOTE_PDATAMASK 0x000fffff ! mask for pid
CONSTANT: NOTE_SECONDS 0x00000001 ! data is seconds
CONSTANT: NOTE_USECONDS 0x00000002 ! data is microseconds
CONSTANT: NOTE_NSECONDS 0x00000004 ! data is nanoseconds
CONSTANT: NOTE_ABSOLUTE 0x00000008 ! absolute timeout
CONSTANT: NOTE_TRACK 0x00000001 ! follow across forks
CONSTANT: NOTE_TRACKERR 0x00000002 ! could not track child
CONSTANT: NOTE_CHILD 0x00000004 ! am a child process