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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libc/] [__times.c] - Rev 751
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/* * times() - POSIX 1003.1b 4.5.2 - Get Process Times * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: __times.c,v 1.2 2001-09-27 12:01:15 chris Exp $ */ #include <rtems.h> #include <sys/times.h> #include <time.h> #include <sys/time.h> #include <errno.h> #include <assert.h> clock_t _times( struct tms *ptms ) { rtems_status_code status; rtems_interval ticks; if ( !ptms ) { errno = EFAULT; return -1; } /* "POSIX" does not seem to allow for not having a TOD */ status = rtems_clock_get( RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &ticks ); if ( status != RTEMS_SUCCESSFUL ) { assert( 0 ); return -1; } /* * RTEMS has no notion of system versus user time and although * a way to keep track of per task CPU usage was added since * 3.6.0, this routine does not utilize it yet. */ ptms->tms_utime = ticks; ptms->tms_stime = 0; ptms->tms_cutime = 0; ptms->tms_cstime = 0; return 0; } /* * times() * * times() system call wrapper for _times() above. */ clock_t times( struct tms *ptms ) { return _times( ptms ); } /* * _times_r * * This is the Newlib dependent reentrant version of times(). */ #if defined(RTEMS_NEWLIB) #include <reent.h> clock_t _times_r( struct _reent *ptr, struct tms *ptms ) { return _times( ptms ); } #endif
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