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-- Documentation of constants
-- Currently taken from FreeBSD man pages, so need Linux/NetBSD/OSX specific ones added
local d = {}
d.O = {
RDONLY = "open for reading only",
WRONLY = "open for writing only",
RDWR = "open for reading and writing",
EXEC = "open for execute only",
NONBLOCK = "do not block on open",
APPEND = "append on each write",
CREAT = "create file if it does not exist",
TRUNC = "truncate size to 0",
EXCL = "error if create and file exists",
SHLOCK = "atomically obtain a shared lock",
EXLOCK = "atomically obtain an exclusive lock",
DIRECT = "eliminate or reduce cache effects",
FSYNC = "synchronous writes",
SYNC = "synchronous writes",
NOFOLLOW = "do not follow symlinks",
NOCTTY = "don't assign controlling terminal",
TTY_INIT = "restore default terminal attributes",
DIRECTORY = "error if file is not a directory",
CLOEXEC = "set FD_CLOEXEC upon open", -- TODO should be hyperlink
}
return d
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