4.104.114.84.95
Last change
on this file since 72650fcb was
9c49db4,
checked in by Joel Sherrill <joel.sherrill@…>, on 01/08/01 at 18:26:44
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2001-01-08 Ralf Corsepius <corsepiu@…>
- configure.in: Add libc/config.h
- libc/Makefile.am: Add INCLUDES += -I. to pickup config.h
- libc/.cvsignore: Add config.h and stamp-h
- libc/*.c: Add config.h support.
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-
Property mode set to
100644
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File size:
1.5 KB
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1 | /* |
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2 | * times() - POSIX 1003.1b 4.5.2 - Get Process Times |
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3 | * |
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4 | * COPYRIGHT (c) 1989-1999. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.OARcorp.com/rtems/license.html. |
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10 | * |
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11 | * $Id$ |
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12 | */ |
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13 | |
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14 | #if HAVE_CONFIG_H |
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15 | #include "config.h" |
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16 | #endif |
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17 | |
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18 | #include <rtems.h> |
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19 | |
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20 | #include <sys/times.h> |
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21 | #include <time.h> |
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22 | #include <sys/time.h> |
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23 | #include <errno.h> |
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24 | #include <assert.h> |
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25 | |
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26 | clock_t _times( |
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27 | struct tms *ptms |
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28 | ) |
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29 | { |
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30 | rtems_status_code status; |
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31 | rtems_interval ticks; |
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32 | |
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33 | if ( !ptms ) { |
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34 | errno = EFAULT; |
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35 | return -1; |
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36 | } |
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37 | |
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38 | /* "POSIX" does not seem to allow for not having a TOD */ |
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39 | status = rtems_clock_get( RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &ticks ); |
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40 | if ( status != RTEMS_SUCCESSFUL ) { |
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41 | assert( 0 ); |
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42 | return -1; |
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43 | } |
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44 | |
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45 | /* |
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46 | * RTEMS has no notion of system versus user time and although |
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47 | * a way to keep track of per task CPU usage was added since |
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48 | * 3.6.0, this routine does not utilize it yet. |
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49 | */ |
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50 | |
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51 | ptms->tms_utime = ticks; |
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52 | ptms->tms_stime = 0; |
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53 | ptms->tms_cutime = 0; |
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54 | ptms->tms_cstime = 0; |
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55 | |
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56 | return 0; |
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57 | } |
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58 | |
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59 | /* |
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60 | * times() |
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61 | * |
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62 | * times() system call wrapper for _times() above. |
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63 | */ |
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64 | |
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65 | clock_t times( |
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66 | struct tms *ptms |
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67 | ) |
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68 | { |
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69 | return _times( ptms ); |
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70 | } |
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71 | |
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72 | /* |
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73 | * _times_r |
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74 | * |
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75 | * This is the Newlib dependent reentrant version of times(). |
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76 | */ |
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77 | |
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78 | #if defined(RTEMS_NEWLIB) |
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79 | |
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80 | #include <reent.h> |
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81 | |
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82 | clock_t _times_r( |
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83 | struct _reent *ptr, |
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84 | struct tms *ptms |
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85 | ) |
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86 | { |
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87 | return _times( ptms ); |
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88 | } |
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89 | #endif |
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