Add new _IRC_ARGC_BETWEEN_OR_RETURN_ macro to irc-macros.h

diff --git a/src/ngircd/irc-macros.h b/src/ngircd/irc-macros.h
index bd63ec495f7253f8b20dd9a006e794b1158d7626..87a6088539d981255fe61fd43b652a24e0072528 100644 (file)
--- a/src/ngircd/irc-macros.h
+++ b/src/ngircd/irc-macros.h
@@ -39,6 +39,17 @@ if (Req->argc < Min) \
        return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG, \
                                  Client_ID(Client), Req->command);
 
+/**
+ * Make sure that number of passed parameters is in between Min and Max.
+ *
+ * If there aren't at least Min parameters or if there are more than Max
+ * parameters, send an error to the client and return from the function.
+ */
+#define _IRC_ARGC_BETWEEN_OR_RETURN_(Client, Req, Min, Max) \
+if (Req->argc < Min || Req->argc > Max) \
+       return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG, \
+                                 Client_ID(Client), Req->command);
+
 /**
  * Get sender of an IRC command.
  *