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diff --git a/man0p/sys_time.h.0p b/man0p/sys_time.h.0p new file mode 100644 index 000000000..6bd674937 --- /dev/null +++ b/man0p/sys_time.h.0p @@ -0,0 +1,103 @@ +.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved +.TH "<sys/time.h>" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" <sys/time.h> +.SH NAME +sys/time.h \- time types +.SH SYNOPSIS +.LP +\fB#include <sys/time.h> \fP +.SH DESCRIPTION +.LP +The \fI<sys/time.h>\fP header shall define the \fBtimeval\fP structure +that includes at least the following members: +.sp +.RS +.nf + +\fBtime_t tv_sec \fP Seconds. \fB +suseconds_t tv_usec \fP Microseconds. \fB +\fP +.fi +.RE +.LP +The \fI<sys/time.h>\fP header shall define the \fBitimerval\fP structure +that includes at least the following +members: +.sp +.RS +.nf + +\fBstruct timeval it_interval\fP Timer interval. \fB +struct timeval it_value \fP Current value. \fB +\fP +.fi +.RE +.LP +The \fBtime_t\fP and \fBsuseconds_t\fP types shall be defined as described +in \fI<sys/types.h>\fP . +.LP +The \fBfd_set\fP type shall be defined as described in \fI<sys/select.h>\fP +\&. +.LP +The \fI<sys/time.h>\fP header shall define the following values for +the \fIwhich\fP argument of \fIgetitimer\fP() and \fIsetitimer\fP(): +.TP 7 +ITIMER_REAL +Decrements in real time. +.TP 7 +ITIMER_VIRTUAL +Decrements in process virtual time. +.TP 7 +ITIMER_PROF +Decrements both in process virtual time and when the system is running +on behalf of the process. +.sp +.LP +The following shall be defined as described in \fI<sys/select.h>\fP +: \fIFD_CLR\fP() \fIFD_ISSET\fP() \fIFD_SET\fP() \fIFD_ZERO\fP() FD_SETSIZE +.LP +The following shall be declared as functions and may also be defined +as macros. Function prototypes shall be provided. +.sp +.RS +.nf + +\fBint getitimer(int, struct itimerval *); +int gettimeofday(struct timeval *restrict, void *restrict); +int select(int, fd_set *restrict, fd_set *restrict, fd_set *restrict, + struct timeval *restrict); +int setitimer(int, const struct itimerval *restrict, + struct itimerval *restrict); +int utimes(const char *, const struct timeval [2]); (\fP\fBLEGACY\fP \fB) +\fP +.fi +.RE +.LP +Inclusion of the \fI<sys/time.h>\fP header may make visible all symbols +from the \fI<sys/select.h>\fP header. +.LP +\fIThe following sections are informative.\fP +.SH APPLICATION USAGE +.LP +None. +.SH RATIONALE +.LP +None. +.SH FUTURE DIRECTIONS +.LP +None. +.SH SEE ALSO +.LP +\fI<sys/select.h>\fP , \fI<sys/types.h>\fP , the System Interfaces +volume of IEEE\ Std\ 1003.1-2001, \fIgetitimer\fP(), \fIgettimeofday\fP(), +\fIselect\fP(), \fIsetitimer\fP() +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.opengroup.org/unix/online.html . |