DEFINITION MODULE Selective ; FROM SYSTEM IMPORT ADDRESS ; EXPORT QUALIFIED SetOfFd, Timeval, InitSet, KillSet, InitTime, KillTime, GetTime, SetTime, FdZero, FdSet, FdClr, FdIsSet, Select, MaxFdsPlusOne, WriteCharRaw, ReadCharRaw, GetTimeOfDay ; TYPE SetOfFd = ADDRESS ; (* Hidden type in Selective.c *) Timeval = ADDRESS ; (* Hidden type in Selective.c *) PROCEDURE Select (nooffds: CARDINAL; readfds, writefds, exceptfds: SetOfFd; timeout: Timeval) : INTEGER ; PROCEDURE InitTime (sec, usec: CARDINAL) : Timeval ; PROCEDURE KillTime (t: Timeval) : Timeval ; PROCEDURE GetTime (t: Timeval; VAR sec, usec: CARDINAL) ; PROCEDURE SetTime (t: Timeval; sec, usec: CARDINAL) ; PROCEDURE InitSet () : SetOfFd ; PROCEDURE KillSet (s: SetOfFd) : SetOfFd ; PROCEDURE FdZero (s: SetOfFd) ; PROCEDURE FdSet (fd: INTEGER; s: SetOfFd) ; PROCEDURE FdClr (fd: INTEGER; s: SetOfFd) ; PROCEDURE FdIsSet (fd: INTEGER; s: SetOfFd) : BOOLEAN ; PROCEDURE MaxFdsPlusOne (a, b: INTEGER) : INTEGER ; (* you must use the raw routines with select - not the FIO buffered routines *) PROCEDURE WriteCharRaw (fd: INTEGER; ch: CHAR) ; PROCEDURE ReadCharRaw (fd: INTEGER) : CHAR ; (* GetTimeOfDay - fills in a record, Timeval, filled in with the current system time in seconds and microseconds. It returns zero (see man 3p gettimeofday) *) PROCEDURE GetTimeOfDay (tv: Timeval) : INTEGER ; END Selective.