1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief Error and Panic Report Support |
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5 | * @ingroup ErrorPanicSupport |
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6 | */ |
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7 | |
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8 | #if HAVE_CONFIG_H |
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9 | #include "config.h" |
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10 | #endif |
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11 | |
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12 | #include <rtems.h> |
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13 | #include <rtems/error.h> |
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14 | #include <rtems/assoc.h> |
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15 | #include <rtems/score/sysstate.h> |
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16 | #include <rtems/score/threadimpl.h> |
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17 | #include <inttypes.h> |
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18 | #include <stdio.h> |
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19 | #include <stdarg.h> |
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20 | #include <errno.h> |
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21 | #include <stdlib.h> |
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22 | #include <string.h> |
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23 | #include <unistd.h> /* _exit() */ |
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24 | |
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25 | int rtems_panic_in_progress; |
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26 | |
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27 | const rtems_assoc_t rtems_status_assoc[] = { |
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28 | { "successful completion", RTEMS_SUCCESSFUL, 0 }, |
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29 | { "returned from a thread", RTEMS_TASK_EXITTED, 0 }, |
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30 | { "multiprocessing not configured", RTEMS_MP_NOT_CONFIGURED, 0 }, |
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31 | { "invalid object name", RTEMS_INVALID_NAME, 0 }, |
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32 | { "invalid object id", RTEMS_INVALID_ID, 0 }, |
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33 | { "too many", RTEMS_TOO_MANY, 0 }, |
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34 | { "timed out waiting", RTEMS_TIMEOUT, 0 }, |
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35 | { "object deleted while waiting", RTEMS_OBJECT_WAS_DELETED, 0 }, |
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36 | { "specified size was invalid", RTEMS_INVALID_SIZE, 0 }, |
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37 | { "address specified is invalid", RTEMS_INVALID_ADDRESS, 0 }, |
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38 | { "number was invalid", RTEMS_INVALID_NUMBER, 0 }, |
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39 | { "item has not been initialized", RTEMS_NOT_DEFINED, 0 }, |
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40 | { "resources still outstanding", RTEMS_RESOURCE_IN_USE, 0 }, |
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41 | { "request not satisfied", RTEMS_UNSATISFIED, 0 }, |
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42 | { "thread is in wrong state", RTEMS_INCORRECT_STATE, 0 }, |
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43 | { "thread already in state", RTEMS_ALREADY_SUSPENDED, 0 }, |
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44 | { "illegal on calling thread", RTEMS_ILLEGAL_ON_SELF, 0 }, |
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45 | { "illegal for remote object", RTEMS_ILLEGAL_ON_REMOTE_OBJECT, 0 }, |
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46 | { "called from wrong environment", RTEMS_CALLED_FROM_ISR, 0 }, |
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47 | { "invalid thread priority", RTEMS_INVALID_PRIORITY, 0 }, |
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48 | { "invalid date/time", RTEMS_INVALID_CLOCK, 0 }, |
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49 | { "invalid node id", RTEMS_INVALID_NODE, 0 }, |
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50 | { "directive not configured", RTEMS_NOT_CONFIGURED, 0 }, |
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51 | { "not owner of resource", RTEMS_NOT_OWNER_OF_RESOURCE , 0 }, |
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52 | { "directive not implemented", RTEMS_NOT_IMPLEMENTED, 0 }, |
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53 | { "RTEMS inconsistency detected", RTEMS_INTERNAL_ERROR, 0 }, |
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54 | { "could not get enough memory", RTEMS_NO_MEMORY, 0 }, |
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55 | { "driver IO error", RTEMS_IO_ERROR, 0 }, |
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56 | { "internal multiprocessing only", THREAD_STATUS_PROXY_BLOCKING, 0 }, |
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57 | { 0, 0, 0 }, |
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58 | }; |
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59 | |
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60 | |
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61 | const char *rtems_status_text( |
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62 | rtems_status_code status |
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63 | ) |
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64 | { |
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65 | return rtems_assoc_name_by_local(rtems_status_assoc, status); |
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66 | } |
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67 | |
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68 | |
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69 | int rtems_verror( |
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70 | rtems_error_code_t error_flag, |
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71 | const char *printf_format, |
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72 | va_list arglist |
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73 | ) |
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74 | { |
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75 | int local_errno = 0; |
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76 | int chars_written = 0; |
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77 | rtems_status_code status; |
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78 | |
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79 | if (error_flag & RTEMS_ERROR_PANIC) { |
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80 | if (rtems_panic_in_progress++) |
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81 | _Thread_Disable_dispatch(); /* disable task switches */ |
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82 | |
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83 | /* don't aggravate things */ |
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84 | if (rtems_panic_in_progress > 2) |
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85 | return 0; |
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86 | } |
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87 | |
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88 | (void) fflush(stdout); /* in case stdout/stderr same */ |
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89 | |
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90 | status = error_flag & ~RTEMS_ERROR_MASK; |
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91 | if (error_flag & RTEMS_ERROR_ERRNO) /* include errno? */ |
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92 | local_errno = errno; |
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93 | |
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94 | #if defined(RTEMS_MULTIPROCESSING) |
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95 | if (_System_state_Is_multiprocessing) |
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96 | fprintf(stderr, "[%" PRIu32 "] ", _Configuration_MP_table->node); |
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97 | #endif |
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98 | |
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99 | chars_written += vfprintf(stderr, printf_format, arglist); |
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100 | |
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101 | if (status) |
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102 | chars_written += |
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103 | fprintf(stderr, " (status: %s)", rtems_status_text(status)); |
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104 | |
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105 | if (local_errno) { |
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106 | if ((local_errno > 0) && *strerror(local_errno)) |
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107 | chars_written += fprintf(stderr, " (errno: %s)", strerror(local_errno)); |
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108 | else |
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109 | chars_written += fprintf(stderr, " (unknown errno=%d)", local_errno); |
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110 | } |
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111 | |
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112 | chars_written += fprintf(stderr, "\n"); |
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113 | |
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114 | (void) fflush(stderr); |
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115 | |
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116 | return chars_written; |
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117 | } |
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118 | |
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119 | int rtems_error( |
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120 | rtems_error_code_t error_flag, |
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121 | const char *printf_format, |
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122 | ... |
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123 | ) |
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124 | { |
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125 | va_list arglist; |
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126 | int chars_written; |
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127 | |
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128 | va_start(arglist, printf_format); |
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129 | chars_written = rtems_verror(error_flag, printf_format, arglist); |
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130 | va_end(arglist); |
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131 | |
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132 | if (error_flag & RTEMS_ERROR_PANIC) { |
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133 | rtems_error(0, "fatal error, exiting"); |
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134 | _exit(errno); |
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135 | } |
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136 | if (error_flag & RTEMS_ERROR_ABORT) { |
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137 | rtems_error(0, "fatal error, aborting"); |
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138 | abort(); |
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139 | } |
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140 | |
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141 | return chars_written; |
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142 | } |
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143 | |
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144 | void rtems_panic( |
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145 | const char *printf_format, |
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146 | ... |
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147 | ) |
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148 | { |
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149 | va_list arglist; |
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150 | |
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151 | va_start(arglist, printf_format); |
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152 | (void) rtems_verror(RTEMS_ERROR_PANIC, printf_format, arglist); |
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153 | va_end(arglist); |
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154 | |
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155 | rtems_error(0, "fatal error, exiting"); |
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156 | _exit(errno); |
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157 | } |
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