4.104.114.84.95
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1 | /* |
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2 | * Marginal implementations of some POSIX API routines |
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3 | * to be used when POSIX is disabled. |
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4 | * |
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5 | * + kill |
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6 | * + _kill_r |
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7 | * + __kill |
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8 | * + sleep |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.com/license/LICENSE. |
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13 | * |
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14 | * $Id$ |
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15 | */ |
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16 | |
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17 | #if HAVE_CONFIG_H |
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18 | #include "config.h" |
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19 | #endif |
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20 | |
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21 | #include <rtems.h> |
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22 | |
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23 | #include <unistd.h> |
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24 | |
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25 | /* |
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26 | * These are directly supported (and completely correct) in the posix api. |
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27 | */ |
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28 | |
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29 | #if !defined(RTEMS_POSIX_API) |
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30 | int kill( pid_t pid, int sig ) |
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31 | { |
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32 | return 0; |
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33 | } |
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34 | |
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35 | #if defined(RTEMS_NEWLIB) |
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36 | #include <reent.h> |
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37 | |
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38 | int _kill_r( struct _reent *ptr, pid_t pid, int sig ) |
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39 | { |
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40 | return 0; |
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41 | } |
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42 | #endif |
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43 | #endif |
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44 | |
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45 | int __kill( pid_t pid, int sig ) |
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46 | { |
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47 | return 0; |
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48 | } |
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49 | |
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50 | |
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51 | /* |
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52 | * 3.4.3 Delay Process Execution, P1003.1b-1993, p. 81 |
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53 | * |
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54 | * $Id$ |
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55 | */ |
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56 | |
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57 | #include <time.h> |
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58 | #include <unistd.h> |
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59 | |
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60 | #include <rtems.h> |
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61 | |
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62 | #if !defined(RTEMS_POSIX_API) |
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63 | unsigned int sleep( |
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64 | unsigned int seconds |
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65 | ) |
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66 | { |
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67 | rtems_status_code status; |
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68 | rtems_interval ticks_per_second; |
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69 | rtems_interval ticks; |
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70 | |
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71 | status = rtems_clock_get( |
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72 | RTEMS_CLOCK_GET_TICKS_PER_SECOND, |
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73 | &ticks_per_second |
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74 | ); |
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75 | |
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76 | ticks = seconds * ticks_per_second; |
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77 | |
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78 | status = rtems_task_wake_after( ticks ); |
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79 | |
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80 | /* |
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81 | * Returns the "unslept" amount of time. In RTEMS signals are not |
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82 | * interruptable, so tasks really sleep all of the requested time. |
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83 | */ |
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84 | |
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85 | return 0; |
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86 | } |
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87 | #endif |
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