diskfs micro-optimisation

[Alfred M. Szmidt]

OK?

Summary:  diskfs optimization
Original Submission:  A small optimization for ifsock.c by Neal Walfield:

libdiskfs/ChangeLog:

2001-06-20  Neal H Walfield  <neal@cs.uml.edu>

        * ifsock.c (diskfs_S_ifsock_getsockaddr): Don't use sprint
        when we can just use the preprocessor.


Index: ifsock.c
===================================================================
RCS file: /home/neal/cvs/hurd/libdiskfs/ifsock.c,v
retrieving revision 1.1.1.1
diff -u -r1.1.1.1 ifsock.c
--- ifsock.c    2001/06/03 20:53:19     1.1.1.1
+++ ifsock.c    2001/06/21 04:42:11
@@ -1,5 +1,5 @@
 /* Implement ifsock inteface
-   Copyright (C) 1994, 1996 Free Software Foundation
+   Copyright (C) 1994, 1996, 2001 Free Software Foundation
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
@@ -66,13 +66,11 @@
       if (pflocalserver == MACH_PORT_NULL)
        {
          /* Find out who the PF_LOCAL server is. */
-         char buf[100];
-
          spin_unlock (&pflocalserverlock);
 
          /* Look it up */
-         sprintf (buf, "%s/%d", _SERVERS_SOCKET, PF_LOCAL);
-         server = file_name_lookup (buf, 0, 0);
+         server = file_name_lookup (_SERVERS_SOCKET "/" STRINGIFY (PF_LOCAL),
+                                    0, 0);
          if (server == MACH_PORT_NULL)
            return EIEIO;