Patch for nagircbot 0.0.33 to support NickServ authentication

nickserv_auth.diff

--- orig/nagircbot-0.0.33/anna.cpp	2011-01-18 23:39:10.000000000 +1300
+++ anna.cpp	2012-04-16 10:49:13.080360702 +1200
@@ -50,6 +50,7 @@
 char *nick = "nagircbot";
 char *user = "nagircbot";
 char *password = NULL;
+char *nickserv_password = NULL;
 int one_line = 1;
 char *username = "Nagios IRC Bot " VERSION ", (C) www.vanheusden.com";	/* complete username */
 int verbose = 255;		/* default is log everything */
@@ -118,7 +119,7 @@
 	return 0;
 }
 
-int irc_login(server_t server_conn, char *user, char *username, char *server, char *password)
+int irc_login(server_t server_conn, char *user, char *username, char *server, char *password, char *nickserv_password)
 {
 	if (password != NULL && send_irc(server_conn, "PASS %s", password) == -1)
 		return -1;
@@ -130,6 +131,9 @@
 	if (send_irc(server_conn, "USER %s \"localhost\" \"%s\" :%s", user, server, username) == -1)
 		return -1;
 
+	if (nickserv_password != NULL && send_irc(server_conn, "PRIVMSG NICKSERV :IDENTIFY %s", nickserv_password) == -1)
+		return -1;
+
 	return 0;
 }
 
@@ -814,6 +818,7 @@
 	printf("-u     username (for logging into the irc server)\n");
 	printf("-U     name (as seen by other users)\n");
 	printf("-p     password (for logging into the irc server)\n");
+	printf("-Z     NickServ password (for user authentication)\n");
 	printf("-N     prefix for all in-channel messages, e.g. for nick highlight\n");
 	printf("-m     display all information on separate lines\n");
 	printf("-t     show a summary in the topic-line\n");
@@ -867,7 +872,7 @@
 	color_str[3] = mystrdup("_11,1 ");
 	color_str[0][0] = color_str[1][0] = color_str[2][0] = color_str[3][0] = 3;
 
-	while((c = getopt(argc, argv, "N:A:eRP:xXF:f:i:hHSs:c:k:Ctn:u:U:p:T:mvdVz:I:")) != -1)
+	while((c = getopt(argc, argv, "N:A:eRP:xXF:f:i:hHSs:c:k:Ctn:u:U:p:Z:T:mvdVz:I:")) != -1)
 	{
 		switch(c)
 		{
@@ -953,6 +958,10 @@
 				password = mystrdup(optarg);
 				break;
 
+			case 'Z':
+				nickserv_password = mystrdup(optarg);
+				break;
+
 			case 'U':
 				username = mystrdup(optarg);
 				break;
@@ -1090,7 +1099,7 @@
 
 			dolog("Logging in...");
 
-			if (irc_login(server_conn, user, username, server, password) == -1)
+			if (irc_login(server_conn, user, username, server, password, nickserv_password) == -1)
 				state = S_DISCONNECTING;
 
 			if (irc_join_channel(server_conn, channel, keyword) == -1)