Add simple TCP client support and an example

Author: codepr

.gitignore

@@ -30,8 +30,10 @@ test
 ping_pong
 echo_server
 ev_tcp_server
+ev_tcp_client
 ev_tls_tcp_server
 ev_tcp_server_stats
 compile_commands.json
 certs/
 perf.txt
+.clang-format

Makefile

@@ -10,6 +10,9 @@ ping-pong: examples/ping_pong.c ev.h
 ev-tcp-server: examples/ev_tcp_server.c ev.h
 	$(CC) $(CFLAGS) examples/ev_tcp_server.c -o ev_tcp_server
 
+ev-tcp-client: examples/ev_tcp_client.c ev.h
+	$(CC) $(CFLAGS) examples/ev_tcp_client.c -o ev_tcp_client
+
 ev-tcp-server-stats: examples/ev_tcp_server_stats.c ev.h
 	$(CC) $(CFLAGS) examples/ev_tcp_server_stats.c -o ev_tcp_server_stats
 

ev.h

@@ -1050,7 +1050,7 @@ int ev_register_event(ev_context *ctx, int fd, int mask,
 }
 
 /*
- * Register a periodically repeate callback and args to be passed to a running
+ * Register a periodically repeated callback and args to be passed to a running
  * loop, specifying, seconds and/or nanoseconds defining how often the callback
  * should be executed.
  */