1GETTIMEOFDAY(3P)           POSIX Programmer's Manual          GETTIMEOFDAY(3P)
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PROLOG

6       This  manual  page is part of the POSIX Programmer's Manual.  The Linux
7       implementation of this interface may differ (consult the  corresponding
8       Linux  manual page for details of Linux behavior), or the interface may
9       not be implemented on Linux.
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NAME

12       gettimeofday - get the date and time
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SYNOPSIS

15       #include <sys/time.h>
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17       int gettimeofday(struct timeval *restrict tp, void *restrict tzp);
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DESCRIPTION

21       The gettimeofday() function shall obtain the current time, expressed as
22       seconds  and  microseconds since the Epoch, and store it in the timeval
23       structure pointed to by tp. The  resolution  of  the  system  clock  is
24       unspecified.
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26       If tzp is not a null pointer, the behavior is unspecified.
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RETURN VALUE

29       The  gettimeofday()  function  shall  return  0  and  no value shall be
30       reserved to indicate an error.
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ERRORS

33       No errors are defined.
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35       The following sections are informative.
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EXAMPLES

38       None.
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APPLICATION USAGE

41       None.
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RATIONALE

44       None.
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FUTURE DIRECTIONS

47       None.
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SEE ALSO

50       ctime(), ftime(), the Base Definitions volume of  IEEE Std 1003.1-2001,
51       <sys/time.h>
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54       Portions  of  this text are reprinted and reproduced in electronic form
55       from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
56       --  Portable  Operating  System  Interface (POSIX), The Open Group Base
57       Specifications Issue 6, Copyright (C) 2001-2003  by  the  Institute  of
58       Electrical  and  Electronics  Engineers, Inc and The Open Group. In the
59       event of any discrepancy between this version and the original IEEE and
60       The  Open Group Standard, the original IEEE and The Open Group Standard
61       is the referee document. The original Standard can be  obtained  online
62       at http://www.opengroup.org/unix/online.html .
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66IEEE/The Open Group                  2003                     GETTIMEOFDAY(3P)
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