add possibility to just open a socket without bind or listen or connect

Makefile.am

@@ -16,5 +16,12 @@ coverage-html:
 	-$(MAKE) -C tests $(AM_MAKEFLAGS) -k $@
 endif
 
+REGEX_CCLASS=/^[ \t]*\(TR_CLASS\|TR_INTERFACE\)\(([a-zA-Z0-9_]+)/\2/d,definition/
 tags:
-	ctags -R -V --langdef=cclass --langmap=cclass:.h --regex-cclass='/^[ \t]*\(TR_CLASS\|TR_INTERFACE\)\(([a-zA-Z0-9_]+)/\2/d,definition/'
+	@ctags -R -V --langdef=cclass --langmap=cclass:.h \
+		--regex-cclass='$(REGEX_CCLASS)'
+
+loc:
+	@find src/ include/ -not -path testers -and -name "*.[ch]" \
+		-exec sed '/\/\*/,/\*\//d;/\/\//d' {} \; | wc -l
+

include/tr/socket.h

@@ -147,6 +147,9 @@ TR_TcpSocket TR_socketAccept(TR_TcpSocket);
 #define TR_socketConnect(socket) \
 	(TR_socketInit((socket), TR_socketConnectAction))
 
+#define TR_socketOpen(socket) \
+	(TR_socketInit((socket), NULL))
+
 #endif // __TR_SOCKET_H__
 
 // vim: set ts=4 sw=4:

src/socket_init.c

@@ -80,7 +80,7 @@ TR_socketInit(TR_Socket this, TR_socketAction_fptr action)
 		this->addrlen = current_info->ai_addrlen;
 		memcpy(&(this->addr), current_info->ai_addr, this->addrlen);
 
-		if (0 == action(this)) {
+		if (! action || 0 == action(this)) {
 			break; // success / open and bind or open and connect...
 		}