(login_request): Don't use snprintf. It's not portable.

src/server/connections.c

 /*
- * $Id: connections.c,v 0.77 2002/08/20 07:13:06 ceder Exp $
+ * $Id: connections.c,v 0.78 2002/08/23 07:03:36 ceder Exp $
  * Copyright (C) 1991-2002  Lysator Academic Computer Association.
  *
  * This file is part of the LysKOM server.
@@ -672,7 +672,9 @@ login_request(IscEvent  *event)
     const char *realuser;
     char *hostname = NULL;
     char peername[256];
-    size_t len;
+    char portbuf[1+2+3*sizeof(long)];
+    size_t hostlen;
+    size_t portlen;
 
     /* Supress logins if /etc/nologin exists */
     if (fexists(param.nologin_file))
@@ -719,18 +721,18 @@ login_request(IscEvent  *event)
     BUG(("\n[Client %lu from %s is connecting]\n", cp->session_no, hostname));
 
 
-    isc_getipnum(event->session->info.tcp.raddr, peername, sizeof(peername)-1);
-    len = strlen(peername);
-    snprintf(peername + len, sizeof(peername) - len, " %d",
-	     isc_getportnum(event->session->info.tcp.raddr));
-    len = strlen(peername) + 1;
-    if (len >= sizeof(peername))
+    isc_getipnum(event->session->info.tcp.raddr, peername, sizeof(peername));
+    hostlen = strlen(peername);
+    if (hostlen >= sizeof(peername)-1)
     {
 	kom_log("login_request(): truncated remote peer address %s.\n",
 		peername);
     }
-    cp->peer = smalloc(len);
+    sprintf(portbuf, " %d", isc_getportnum(event->session->info.tcp.raddr));
+    portlen = strlen(portbuf);
+    cp->peer = smalloc(hostlen + portlen + 1);
     strcpy(cp->peer, peername);
+    strcpy(cp->peer + hostlen, portbuf);
 
     dump_connections();
 }