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| <h3 class="section">24.8 Waiting for a Signal</h3> |
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| <p><a name="index-waiting-for-a-signal-2979"></a><a name="index-g_t_0040code_007bpause_007d-function-2980"></a> |
| If your program is driven by external events, or uses signals for |
| synchronization, then when it has nothing to do it should probably wait |
| until a signal arrives. |
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| <ul class="menu"> |
| <li><a accesskey="1" href="Using-Pause.html#Using-Pause">Using Pause</a>: The simple way, using <code>pause</code>. |
| <li><a accesskey="2" href="Pause-Problems.html#Pause-Problems">Pause Problems</a>: Why the simple way is often not very good. |
| <li><a accesskey="3" href="Sigsuspend.html#Sigsuspend">Sigsuspend</a>: Reliably waiting for a specific signal. |
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