From bd14babf134e551f28f49193bf20705933c772c8 Mon Sep 17 00:00:00 2001
From: root <root>
Date: Tue, 27 Nov 2007 20:15:01 +0000
Subject: - ein bild sagt mehr als tausend worte - the last entry was bollocks,
 timers did work

---
 ev.pod | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'ev.pod')

diff --git a/ev.pod b/ev.pod
index dceb010..43db80f 100644
--- a/ev.pod
+++ b/ev.pod
@@ -4,8 +4,48 @@ libev - a high performance full-featured event loop written in C
 
 =head1 SYNOPSIS
 
+  /* this is the only header you need */
   #include <ev.h>
 
+  /* what follows is a fully working example program */
+  ev_io stdin_watcher;
+  ev_timer timeout_watcher;
+
+  /* called when data readable on stdin */
+  static void
+  stdin_cb (EV_P_ struct ev_io *w, int revents)
+  {
+    /* puts ("stdin ready"); */
+    ev_io_stop (EV_A_ w); /* just a syntax example */
+    ev_unloop (EV_A_ EVUNLOOP_ALL); /* leave all loop calls */
+  }
+
+  static void
+  timeout_cb (EV_P_ struct ev_timer *w, int revents)
+  {
+    /* puts ("timeout"); */
+    ev_unloop (EV_A_ EVUNLOOP_ONE); /* leave one loop call */
+  }
+
+  int
+  main (void)
+  {
+    struct ev_loop *loop = ev_default_loop (0);
+
+    /* initialise an io watcher, then start it */
+    ev_io_init (&stdin_watcher, stdin_cb, /*STDIN_FILENO*/ 0, EV_READ);
+    ev_io_start (loop, &stdin_watcher);
+
+    /* simple non-repeating 5.5 second timeout */
+    ev_timer_init (&timeout_watcher, timeout_cb, 5.5, 0.);
+    ev_timer_start (loop, &timeout_watcher);
+
+    /* loop till timeout or data ready */
+    ev_loop (loop, 0);
+
+    return 0;
+  }
+
 =head1 DESCRIPTION
 
 Libev is an event loop: you register interest in certain events (such as a
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