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1 /* |
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2 |
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3 Copyright (C) 2000, 2005, 2006, 2007 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #ifdef HAVE_CONFIG_H |
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24 #include <config.h> |
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25 #endif |
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26 |
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27 #include <signal.h> |
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28 |
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29 #include "siglist.h" |
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30 |
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31 /* The following is all borrowed from Emacs. */ |
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32 |
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33 #if ! (defined HAVE_STRSIGNAL || HAVE_DECL_SYS_SIGLIST) |
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34 |
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35 static char *my_sys_siglist[NSIG]; |
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36 |
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37 #ifdef sys_siglist |
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38 #undef sys_siglist |
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39 #endif |
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40 #define sys_siglist my_sys_siglist |
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41 |
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42 #endif |
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43 |
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44 void |
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45 init_signals (void) |
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46 { |
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47 #if ! (defined HAVE_STRSIGNAL || HAVE_DECL_SYS_SIGLIST) |
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48 |
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49 static int initialized = 0; |
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50 |
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51 if (! initialized) |
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52 { |
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53 initialized = 1; |
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54 |
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55 # ifdef SIGABRT |
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56 sys_siglist[SIGABRT] = "Aborted"; |
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57 # endif |
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58 # ifdef SIGAIO |
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59 sys_siglist[SIGAIO] = "LAN I/O interrupt"; |
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60 # endif |
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61 # ifdef SIGALRM |
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62 sys_siglist[SIGALRM] = "Alarm clock"; |
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63 # endif |
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64 # ifdef SIGBUS |
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65 sys_siglist[SIGBUS] = "Bus error"; |
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66 # endif |
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67 # ifdef SIGCLD |
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68 sys_siglist[SIGCLD] = "Child status changed"; |
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69 # endif |
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70 # ifdef SIGCHLD |
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71 sys_siglist[SIGCHLD] = "Child status changed"; |
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72 # endif |
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73 # ifdef SIGCONT |
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74 sys_siglist[SIGCONT] = "Continued"; |
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75 # endif |
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76 # ifdef SIGDANGER |
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77 sys_siglist[SIGDANGER] = "Swap space dangerously low"; |
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78 # endif |
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79 # ifdef SIGDGNOTIFY |
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80 sys_siglist[SIGDGNOTIFY] = "Notification message in queue"; |
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81 # endif |
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82 # ifdef SIGEMT |
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83 sys_siglist[SIGEMT] = "Emulation trap"; |
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84 # endif |
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85 # ifdef SIGFPE |
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86 sys_siglist[SIGFPE] = "Arithmetic exception"; |
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87 # endif |
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88 # ifdef SIGFREEZE |
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89 sys_siglist[SIGFREEZE] = "SIGFREEZE"; |
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90 # endif |
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91 # ifdef SIGGRANT |
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92 sys_siglist[SIGGRANT] = "Monitor mode granted"; |
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93 # endif |
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94 # ifdef SIGHUP |
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95 sys_siglist[SIGHUP] = "Hangup"; |
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96 # endif |
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97 # ifdef SIGILL |
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98 sys_siglist[SIGILL] = "Illegal instruction"; |
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99 # endif |
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100 # ifdef SIGINT |
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101 sys_siglist[SIGINT] = "Interrupt"; |
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102 # endif |
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103 # ifdef SIGIO |
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104 sys_siglist[SIGIO] = "I/O possible"; |
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105 # endif |
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106 # ifdef SIGIOINT |
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107 sys_siglist[SIGIOINT] = "I/O intervention required"; |
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108 # endif |
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109 # ifdef SIGIOT |
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110 sys_siglist[SIGIOT] = "IOT trap"; |
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111 # endif |
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112 # ifdef SIGKILL |
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113 sys_siglist[SIGKILL] = "Killed"; |
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114 # endif |
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115 # ifdef SIGLOST |
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116 sys_siglist[SIGLOST] = "Resource lost"; |
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117 # endif |
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118 # ifdef SIGLWP |
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119 sys_siglist[SIGLWP] = "SIGLWP"; |
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120 # endif |
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121 # ifdef SIGMSG |
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122 sys_siglist[SIGMSG] = "Monitor mode data available"; |
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123 # endif |
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124 # ifdef SIGPHONE |
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125 sys_siglist[SIGWIND] = "SIGPHONE"; |
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126 # endif |
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127 # ifdef SIGPIPE |
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128 sys_siglist[SIGPIPE] = "Broken pipe"; |
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129 # endif |
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130 # ifdef SIGPOLL |
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131 sys_siglist[SIGPOLL] = "Pollable event occurred"; |
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132 # endif |
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133 # ifdef SIGPROF |
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134 sys_siglist[SIGPROF] = "Profiling timer expired"; |
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135 # endif |
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136 # ifdef SIGPTY |
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137 sys_siglist[SIGPTY] = "PTY I/O interrupt"; |
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138 # endif |
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139 # ifdef SIGPWR |
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140 sys_siglist[SIGPWR] = "Power-fail restart"; |
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141 # endif |
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142 # ifdef SIGQUIT |
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143 sys_siglist[SIGQUIT] = "Quit"; |
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144 # endif |
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145 # ifdef SIGRETRACT |
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146 sys_siglist[SIGRETRACT] = "Need to relinguish monitor mode"; |
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147 # endif |
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148 # ifdef SIGSAK |
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149 sys_siglist[SIGSAK] = "Secure attention"; |
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150 # endif |
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151 # ifdef SIGSEGV |
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152 sys_siglist[SIGSEGV] = "Segmentation violation"; |
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153 # endif |
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154 # ifdef SIGSOUND |
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155 sys_siglist[SIGSOUND] = "Sound completed"; |
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156 # endif |
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157 # ifdef SIGSTOP |
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158 sys_siglist[SIGSTOP] = "Stopped (signal)"; |
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159 # endif |
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160 # ifdef SIGSTP |
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161 sys_siglist[SIGSTP] = "Stopped (user)"; |
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162 # endif |
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163 # ifdef SIGSYS |
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164 sys_siglist[SIGSYS] = "Bad argument to system call"; |
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165 # endif |
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166 # ifdef SIGTERM |
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167 sys_siglist[SIGTERM] = "Terminated"; |
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168 # endif |
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169 # ifdef SIGTHAW |
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170 sys_siglist[SIGTHAW] = "SIGTHAW"; |
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171 # endif |
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172 # ifdef SIGTRAP |
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173 sys_siglist[SIGTRAP] = "Trace/breakpoint trap"; |
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174 # endif |
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175 # ifdef SIGTSTP |
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176 sys_siglist[SIGTSTP] = "Stopped (user)"; |
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177 # endif |
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178 # ifdef SIGTTIN |
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179 sys_siglist[SIGTTIN] = "Stopped (tty input)"; |
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180 # endif |
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181 # ifdef SIGTTOU |
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182 sys_siglist[SIGTTOU] = "Stopped (tty output)"; |
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183 # endif |
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184 # ifdef SIGURG |
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185 sys_siglist[SIGURG] = "Urgent I/O condition"; |
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186 # endif |
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187 # ifdef SIGUSR1 |
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188 sys_siglist[SIGUSR1] = "User defined signal 1"; |
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189 # endif |
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190 # ifdef SIGUSR2 |
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191 sys_siglist[SIGUSR2] = "User defined signal 2"; |
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192 # endif |
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193 # ifdef SIGVTALRM |
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194 sys_siglist[SIGVTALRM] = "Virtual timer expired"; |
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195 # endif |
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196 # ifdef SIGWAITING |
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197 sys_siglist[SIGWAITING] = "Process's LWPs are blocked"; |
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198 # endif |
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199 # ifdef SIGWINCH |
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200 sys_siglist[SIGWINCH] = "Window size changed"; |
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201 # endif |
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202 # ifdef SIGWIND |
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203 sys_siglist[SIGWIND] = "SIGWIND"; |
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204 # endif |
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205 # ifdef SIGXCPU |
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206 sys_siglist[SIGXCPU] = "CPU time limit exceeded"; |
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207 # endif |
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208 # ifdef SIGXFSZ |
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209 sys_siglist[SIGXFSZ] = "File size limit exceeded"; |
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210 # endif |
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211 } |
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212 |
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213 #endif |
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214 } |
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215 |
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216 #if ! defined (HAVE_STRSIGNAL) |
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217 |
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218 char * |
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219 strsignal (int code) |
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220 { |
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221 char *signame = ""; |
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222 |
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223 if (0 <= code && code < NSIG) |
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224 { |
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225 /* Cast to suppress warning if the table has const char *. */ |
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226 signame = (char *) sys_siglist[code]; |
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227 } |
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228 |
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229 return signame; |
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230 } |
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231 |
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232 #endif |
