4.8
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1 | /* |
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2 | * gettimeofday() - SVR4 and BSD4.3 extension required by Newlib |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2007. |
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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.rtems.com/license/LICENSE. |
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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 | #define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ |
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19 | |
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20 | #include <rtems.h> |
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21 | |
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22 | #if !defined(RTEMS_UNIX) |
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23 | #ifdef RTEMS_NEWLIB |
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24 | #include <sys/reent.h> |
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25 | #endif |
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26 | |
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27 | #include <sys/time.h> |
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28 | #include <time.h> |
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29 | |
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30 | #include <errno.h> |
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31 | |
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32 | /* |
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33 | * NOTE: The solaris gettimeofday does not have a second parameter. |
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34 | */ |
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35 | |
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36 | int gettimeofday( |
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37 | struct timeval *tp, |
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38 | void * __tz |
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39 | ) |
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40 | { |
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41 | /* struct timezone* tzp = (struct timezone*) __tz; */ |
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42 | if ( !tp ) { |
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43 | errno = EFAULT; |
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44 | return -1; |
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45 | } |
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46 | |
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47 | /* |
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48 | * POSIX does not seem to allow for not having a TOD so we just |
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49 | * grab the time of day. |
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50 | */ |
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51 | |
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52 | _TOD_Get_timeval( tp ); |
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53 | |
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54 | /* |
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55 | * Timezone information ignored by the OS proper. Per email |
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56 | * with Eric Norum, this is how GNU/Linux, Solaris, and MacOS X |
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57 | * do it. This puts us in good company. |
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58 | */ |
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59 | |
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60 | return 0; |
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61 | } |
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62 | |
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63 | #if defined(RTEMS_NEWLIB) |
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64 | |
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65 | /* |
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66 | * "Reentrant" version |
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67 | */ |
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68 | |
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69 | int _gettimeofday_r( |
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70 | struct _reent *ignored_reentrancy_stuff, |
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71 | struct timeval *tp, |
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72 | struct timezone *tzp |
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73 | ) |
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74 | { |
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75 | return gettimeofday( tp, tzp ); |
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76 | } |
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77 | |
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78 | /* |
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79 | * "System call" version |
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80 | */ |
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81 | |
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82 | int _gettimeofday( |
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83 | struct timeval *tp, |
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84 | struct timezone *tzp |
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85 | ) |
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86 | { |
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87 | return gettimeofday( tp, tzp ); |
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88 | } |
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89 | |
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90 | #endif /* defined(RTEMS_NEWLIB) */ |
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91 | |
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92 | #endif |
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