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@@ -2168,132 +2168,132 @@ The table below lists the signals 1 to 20. To get a full list of signals, you ca
<table>
<thead>
<tr>
<th align="left">Signal name</th>
<th align="center">Signal number</th>
<th align="center">Default Action</th>
<th align="center">Meaning</th>
<th style="text-align: left;">Signal name</th>
<th style="text-align: center;">Signal number</th>
<th style="text-align: center;">Default Action</th>
<th style="text-align: center;">Meaning</th>
</tr>
</thead>
<tbody>
<tr>
<td align="left">SIGHUP</td>
<td align="center">1</td>
<td align="center">Terminate</td>
<td align="center">Hangup detected on controlling terminal or death of controlling process</td>
<td style="text-align: left;">SIGHUP</td>
<td style="text-align: center;">1</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Hangup detected on controlling terminal or death of controlling process</td>
</tr>
<tr>
<td align="left">SIGINT</td>
<td align="center">2</td>
<td align="center">Terminate</td>
<td align="center">Interrupt from keyboard</td>
<td style="text-align: left;">SIGINT</td>
<td style="text-align: center;">2</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Interrupt from keyboard</td>
</tr>
<tr>
<td align="left">SIGQUIT</td>
<td align="center">3</td>
<td align="center">Core dump</td>
<td align="center">Quit from keyboard</td>
<td style="text-align: left;">SIGQUIT</td>
<td style="text-align: center;">3</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Quit from keyboard</td>
</tr>
<tr>
<td align="left">SIGILL</td>
<td align="center">4</td>
<td align="center">Core dump</td>
<td align="center">Illegal instruction</td>
<td style="text-align: left;">SIGILL</td>
<td style="text-align: center;">4</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Illegal instruction</td>
</tr>
<tr>
<td align="left">SIGTRAP</td>
<td align="center">5</td>
<td align="center">Core dump</td>
<td align="center">Trace/breakpoint trap for debugging</td>
<td style="text-align: left;">SIGTRAP</td>
<td style="text-align: center;">5</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Trace/breakpoint trap for debugging</td>
</tr>
<tr>
<td align="left">SIGABRT , SIGIOT</td>
<td align="center">6</td>
<td align="center">Core dump</td>
<td align="center">Abnormal termination</td>
<td style="text-align: left;">SIGABRT , SIGIOT</td>
<td style="text-align: center;">6</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Abnormal termination</td>
</tr>
<tr>
<td align="left">SIGBUS</td>
<td align="center">7</td>
<td align="center">Core dump</td>
<td align="center">Bus error</td>
<td style="text-align: left;">SIGBUS</td>
<td style="text-align: center;">7</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Bus error</td>
</tr>
<tr>
<td align="left">SIGFPE</td>
<td align="center">8</td>
<td align="center">Core dump</td>
<td align="center">Floating point exception</td>
<td style="text-align: left;">SIGFPE</td>
<td style="text-align: center;">8</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Floating point exception</td>
</tr>
<tr>
<td align="left">SIGKILL</td>
<td align="center">9</td>
<td align="center">Terminate</td>
<td align="center">Kill signal(cannot be caught or ignored)</td>
<td style="text-align: left;">SIGKILL</td>
<td style="text-align: center;">9</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Kill signal(cannot be caught or ignored)</td>
</tr>
<tr>
<td align="left">SIGUSR1</td>
<td align="center">10</td>
<td align="center">Terminate</td>
<td align="center">User-defined signal 1</td>
<td style="text-align: left;">SIGUSR1</td>
<td style="text-align: center;">10</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">User-defined signal 1</td>
</tr>
<tr>
<td align="left">SIGSEGV</td>
<td align="center">11</td>
<td align="center">Core dump</td>
<td align="center">Invalid memory reference</td>
<td style="text-align: left;">SIGSEGV</td>
<td style="text-align: center;">11</td>
<td style="text-align: center;">Core dump</td>
<td style="text-align: center;">Invalid memory reference</td>
</tr>
<tr>
<td align="left">SIGUSR2</td>
<td align="center">12</td>
<td align="center">Terminate</td>
<td align="center">User-defined signal 2</td>
<td style="text-align: left;">SIGUSR2</td>
<td style="text-align: center;">12</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">User-defined signal 2</td>
</tr>
<tr>
<td align="left">SIGPIPE</td>
<td align="center">13</td>
<td align="center">Terminate</td>
<td align="center">Broken pipe;write pipe with no readers</td>
<td style="text-align: left;">SIGPIPE</td>
<td style="text-align: center;">13</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Broken pipe;write pipe with no readers</td>
</tr>
<tr>
<td align="left">SIGALRM</td>
<td align="center">14</td>
<td align="center">Terminate</td>
<td align="center">Timer signal from alarm</td>
<td style="text-align: left;">SIGALRM</td>
<td style="text-align: center;">14</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Timer signal from alarm</td>
</tr>
<tr>
<td align="left">SIGTERM</td>
<td align="center">15</td>
<td align="center">Terminate</td>
<td align="center">Process termination</td>
<td style="text-align: left;">SIGTERM</td>
<td style="text-align: center;">15</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Process termination</td>
</tr>
<tr>
<td align="left">SIGSTKFLT</td>
<td align="center">16</td>
<td align="center">Terminate</td>
<td align="center">Stack fault on math co-processor</td>
<td style="text-align: left;">SIGSTKFLT</td>
<td style="text-align: center;">16</td>
<td style="text-align: center;">Terminate</td>
<td style="text-align: center;">Stack fault on math co-processor</td>
</tr>
<tr>
<td align="left">SIGCHLD</td>
<td align="center">17</td>
<td align="center">Ignore</td>
<td align="center">Child stopped or terminated</td>
<td style="text-align: left;">SIGCHLD</td>
<td style="text-align: center;">17</td>
<td style="text-align: center;">Ignore</td>
<td style="text-align: center;">Child stopped or terminated</td>
</tr>
<tr>
<td align="left">SIGCONT</td>
<td align="center">18</td>
<td align="center">Continue</td>
<td align="center">Continue if stopped</td>
<td style="text-align: left;">SIGCONT</td>
<td style="text-align: center;">18</td>
<td style="text-align: center;">Continue</td>
<td style="text-align: center;">Continue if stopped</td>
</tr>
<tr>
<td align="left">SIGSTOP</td>
<td align="center">19</td>
<td align="center">Stop</td>
<td align="center">Stop process (can not be caught or ignore)</td>
<td style="text-align: left;">SIGSTOP</td>
<td style="text-align: center;">19</td>
<td style="text-align: center;">Stop</td>
<td style="text-align: center;">Stop process (can not be caught or ignore)</td>
</tr>
<tr>
<td align="left">SIGTSTP</td>
<td align="center">20</td>
<td align="center">Stop</td>
<td align="center">Stop types at tty</td>
<td style="text-align: left;">SIGTSTP</td>
<td style="text-align: center;">20</td>
<td style="text-align: center;">Stop</td>
<td style="text-align: center;">Stop types at tty</td>
</tr>
</tbody>
</table>