wm: ircd

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add welcome(), and dummy motd

--- a/ircd.c

+++ b/ircd.c

@@ -2,7 +2,7 @@

 #include <libc.h>

 char *password = nil; /* nil to disable server password */

-

+char *motd = nil; /* nil for no motd */

 enum {

 	Maxclients = 48,

 	Maxchannels = 16,

@@ -94,6 +94,7 @@

 char date[32];

 int debug;

+

 int

 dprint(char *fmt, ...)

 {

@@ -463,13 +464,23 @@

 		replylist(&ch->members, r, skipme);

 	}

 }

+void

+welcome(Client *c)

+{

+	Reply r;

+	r.code = RPL_WELCOME;

+	reply(c, &r);

+	if(motd == nil){

+		r.code = ERR_NOMOTD;

+		reply(c, &r);

+	}

+}

 int

 setprefix(Client *c)

 {

 	/* fatal */

-	if(password != nil && !c->passok)

-	{

+	if(password != nil && !c->passok){

 		delclient(c);

 		return 1;

 	}

@@ -549,8 +560,7 @@

 	if(c->nick == nil)

 		return 1;

-	r.code = RPL_WELCOME;

-	reply(c, &r);

+	welcome(c);

 	return 1;

 }

@@ -603,10 +613,8 @@

 	}

 	qunlock(&clock);

-	if(first && c->user != nil){

-		r.code = RPL_WELCOME;

-		reply(c, &r);

-	}

+	if(first && c->user != nil)

+		welcome(c);

 	return 1;

 }