1 | /* |
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2 | * Task Create Shell Command Implmentation |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2013. |
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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 | |
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12 | #ifdef HAVE_CONFIG_H |
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13 | #include "config.h" |
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14 | #endif |
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15 | |
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16 | #define __need_getopt_newlib |
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17 | #include <newlib/getopt.h> |
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18 | |
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19 | #include <stdio.h> |
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20 | |
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21 | #include <rtems.h> |
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22 | #include "shell.h" |
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23 | #include <rtems/stringto.h> |
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24 | #include <schedsim_shell.h> |
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25 | #include <rtems/error.h> |
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26 | |
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27 | int rtems_shell_main_semaphore_create( |
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28 | int argc, |
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29 | char *argv[] |
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30 | ) |
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31 | { |
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32 | char name[5]; |
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33 | rtems_id id; |
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34 | rtems_status_code status; |
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35 | long tmp; |
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36 | rtems_task_priority ceiling; |
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37 | rtems_attribute attr; |
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38 | struct getopt_data getopt_reent; |
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39 | char option; |
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40 | int value; |
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41 | |
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42 | CHECK_RTEMS_IS_UP(); |
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43 | |
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44 | ceiling = 0; |
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45 | attr = RTEMS_DEFAULT_ATTRIBUTES; |
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46 | value = 0; |
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47 | |
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48 | memset(&getopt_reent, 0, sizeof(getopt_data)); |
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49 | while ( (option = getopt_r( argc, argv, "bcsfpiC:V:", &getopt_reent)) != -1 ) { |
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50 | switch (option) { |
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51 | case 'b': attr |= RTEMS_BINARY_SEMAPHORE; break; |
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52 | case 'c': attr |= RTEMS_COUNTING_SEMAPHORE; break; |
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53 | case 's': attr |= RTEMS_SIMPLE_BINARY_SEMAPHORE; break; |
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54 | |
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55 | case 'f': attr |= RTEMS_FIFO; break; |
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56 | case 'p': attr |= RTEMS_PRIORITY; break; |
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57 | |
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58 | case 'i': attr |= RTEMS_INHERIT_PRIORITY; break; |
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59 | case 'C': |
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60 | attr |= RTEMS_PRIORITY_CEILING; |
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61 | if ( rtems_string_to_long(getopt_reent.optarg, &tmp, NULL, 0) ) { |
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62 | printf( "Ceiling argument (%s) is not a number\n", argv[1] ); |
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63 | return -1; |
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64 | } |
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65 | ceiling = tmp; |
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66 | break; |
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67 | |
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68 | case 'V': |
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69 | if ( rtems_string_to_long(getopt_reent.optarg, &tmp, NULL, 0) ) { |
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70 | printf( "Ceiling argument (%s) is not a number\n", argv[1] ); |
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71 | return -1; |
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72 | } |
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73 | value = tmp; |
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74 | break; |
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75 | |
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76 | default: |
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77 | fprintf( stderr, "%s: Usage [-bcsfpiC:V:] name\n", argv[0] ); |
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78 | return -1; |
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79 | } |
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80 | } |
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81 | |
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82 | if ( getopt_reent.optind >= argc ) { |
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83 | fprintf( stderr, "No name specified\n" ); |
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84 | return -1; |
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85 | } |
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86 | |
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87 | /* |
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88 | * Now create the semaphore |
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89 | */ |
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90 | memset( name, '\0', sizeof(name) ); |
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91 | strncpy( name, argv[getopt_reent.optind], 4 ); |
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92 | |
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93 | status = rtems_semaphore_create( |
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94 | rtems_build_name( name[0], name[1], name[2], name[3] ), |
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95 | value, |
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96 | attr, |
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97 | ceiling, |
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98 | &id |
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99 | ); |
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100 | if ( status ) { |
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101 | fprintf( |
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102 | stderr, |
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103 | "Semaphore create(%s) returned %s\n", |
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104 | argv[1], |
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105 | rtems_status_text( status ) |
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106 | ); |
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107 | return -1; |
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108 | } |
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109 | |
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110 | printf( "Semaphore (%s) created: id=0x%08x\n", argv[1], id ); |
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111 | |
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112 | return 0; |
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113 | } |
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114 | |
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115 | rtems_shell_cmd_t rtems_shell_SEMAPHORE_CREATE_Command = { |
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116 | "semaphore_create", /* name */ |
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117 | "semaphore_create name priority", /* usage */ |
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118 | "rtems", /* topic */ |
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119 | rtems_shell_main_semaphore_create, /* command */ |
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120 | NULL, /* alias */ |
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121 | NULL /* next */ |
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122 | }; |
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