Path: utzoo!attcan!uunet!lll-winken!ames!mailrus!tut.cis.ohio-state.edu!ucbvax!bloom-beacon!BRL.MIL!phil
From: phil@BRL.MIL (Phil Dykstra)
Newsgroups: comp.windows.x
Subject: Re:  twm vs. gcc
Message-ID: <8904050536.aa17890@SPARK.BRL.MIL>
Date: 5 Apr 89 09:36:17 GMT
Sender: daemon@bloom-beacon.MIT.EDU
Organization: The Internet
Lines: 31

The Sun sscanf() routine does an ungetc() that writes in the string.
The following patch will allow you to compile twm with gcc without
using -fwritable-strings.  The fix is due to the folks at CSRI.  Your
line numbers will vary (I've got other changes in twm.c as well).

- Phil

*** /tmp/,RCSt1a04232	Wed Apr  5 05:28:45 1989
--- twm.c	Mon Mar 27 00:51:47 1989
***************
*** 373,381 ****
  	0, 0, 5, InitialFont.height + 4, BW, DefaultC.fore, DefaultC.back);
  
      /* contruct the version string */
      sprintf(Version, "%s", &Revision[1]);
      Version[strlen(Version) - 1] = '\0';
-     sscanf(&Date[7], "%d/%d/%d", &y, &m, &d);
      sprintf(Version, "%s  Date: %d/%d/%d %s", Version, m, d, y, &Date[16]);
      Version[strlen(Version) - 2] = '\0';
  
--- 390,399 ----
  	0, 0, 5, InitialFont.height + 4, BW, DefaultC.fore, DefaultC.back);
  
      /* contruct the version string */
+     strcpy(Version, &Date[7]);
+     sscanf(Version, "%d/%d/%d", &y, &m, &d);
      sprintf(Version, "%s", &Revision[1]);
      Version[strlen(Version) - 1] = '\0';
      sprintf(Version, "%s  Date: %d/%d/%d %s", Version, m, d, y, &Date[16]);
      Version[strlen(Version) - 2] = '\0';