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From: myers@uwmacc.UUCP (Latitudinarian Lobster)
Newsgroups: net.sources.bugs
Subject: Bug in wm under csh...
Message-ID: <1423@uwmacc.UUCP>
Date: Sun, 25-Aug-85 18:46:27 EDT
Article-I.D.: uwmacc.1423
Posted: Sun Aug 25 18:46:27 1985
Date-Received: Tue, 27-Aug-85 01:46:26 EDT
Distribution: net
Organization: Ken Kopp's Fresh Seafood Tank
Lines: 96

When there's a ! in your terminal's termcap entry, and you do an ESCt
while in wm under the csh, the ! is not properly escaped, and the
setenv command fails.  Here's a diff --

*** misc.c.orig	Sun Aug 25 17:12:49 1985
--- misc.c	Sun Aug 25 17:21:45 1985
***************
*** 256,262
  
  /*
   * Send a setenv command for wmvirt terminal to shell in window w.
!  * Note: this is a sad kludge.  If fails if 'vi' or anything
   * other than the wm-activated shell is active in the window.
   * It is rumored that 4.3 BSD supports an ioctl to change
   * the window size (and corresponding signals that are understood

--- 256,262 -----
  
  /*
   * Send a setenv command for wmvirt terminal to shell in window w.
!  * Note: this is a sad kludge.  It fails if 'vi' or anything
   * other than the wm-activated shell is active in the window.
   * It is rumored that 4.3 BSD supports an ioctl to change
   * the window size (and corresponding signals that are understood
***************
*** 277,282
  {
      register int i, fd;
      register char *s, *lasts;
  
  #ifdef SNEAKYTERMCAP
      if (mode < 3) {

--- 277,283 -----
  {
      register int i, fd;
      register char *s, *lasts;
+     int iscsh;
  
  #ifdef SNEAKYTERMCAP
      if (mode < 3) {
***************
*** 322,329
       * shellnames *ending* with csh as a clue that a csh is runnning.
       * (This check is also made by the SUSPEND command.)
       */
!     if ((i = strlen(shellname)) >= 3
!      && strcmp(shellname+i-3,"csh") == 0)
  	s = "\nsetenv TERM wmvirt; setenv TERMCAP '";
      else
  	s = "\nexport TERM TERMCAP; TERM=wmvirt; TERMCAP='";

--- 323,330 -----
       * shellnames *ending* with csh as a clue that a csh is runnning.
       * (This check is also made by the SUSPEND command.)
       */
!     if ((i = strlen(shellname)) >= 3 && strcmp(shellname+i-3,"csh") == 0) {
! 	iscsh = 1;
  	s = "\nsetenv TERM wmvirt; setenv TERMCAP '";
      }
      else
***************
*** 325,330
      if ((i = strlen(shellname)) >= 3
       && strcmp(shellname+i-3,"csh") == 0)
  	s = "\nsetenv TERM wmvirt; setenv TERMCAP '";
      else
  	s = "\nexport TERM TERMCAP; TERM=wmvirt; TERMCAP='";
  

--- 326,332 -----
      if ((i = strlen(shellname)) >= 3 && strcmp(shellname+i-3,"csh") == 0) {
  	iscsh = 1;
  	s = "\nsetenv TERM wmvirt; setenv TERMCAP '";
+     }
      else
  	s = "\nexport TERM TERMCAP; TERM=wmvirt; TERMCAP='";
  
***************
*** 338,344
       * A TTYHOG of 255 is much too small, but lots of systems have that. */
      lasts = s;
      for (i = 0; s[i]; i++) {
! 	if (s[i] == killchar() || s[i] == erasechar()) {
  	    if (i)
  		(void) write(fd, s, i);
  	    (void) write(fd, "\\", 1);

--- 340,346 -----
       * A TTYHOG of 255 is much too small, but lots of systems have that. */
      lasts = s;
      for (i = 0; s[i]; i++) {
! 	if ((iscsh && s[i]=='!') || s[i]==killchar() || s[i]==erasechar()) {
  	    if (i)
  		(void) write(fd, s, i);
  	    (void) write(fd, "\\", 1);