🚀 go-pugleaf

The enclosed patch cures a core dump in x_io_error_handler, in emacs
18.59 under SunOS 4.1.3.  The core dump occurs with the command line
"emacs <&-" (assuming a suitable choice of shell, i.e. bash or sh).
This core dump occurs only when emacs is running as an X client.


*** x11term.c~	Sat Oct 24 00:31:56 1992
--- x11term.c	Sat Jan 23 21:52:27 1993
***************
*** 2100,2121 ****
--- 2100,2123 ----
  x_init_1 ()
  {
  #ifdef F_SETOWN
  	extern int old_fcntl_owner;
  #endif
  
+ 	if (ConnectionNumber(XXdisplay) != 0) {
  	dup2 (ConnectionNumber(XXdisplay), 0);
  #ifndef SYSV_STREAMS
  	/* Streams somehow keeps track of which descriptor number
  	   is being used to talk to X.  So it is not safe to substitute
  	   descriptor 0.  But it is safe to make descriptor 0 a copy of it.  */
  	close (ConnectionNumber(XXdisplay));
  	ConnectionNumber(XXdisplay) = 0;	/* Looks a little strange?
  						 * check the def of the macro;
  						 * it is a genuine lvalue */
  #endif
+       }
  
  #ifdef USG
  	setpgrp ();		/* No arguments but equivalent in this case */
  #else
  	setpgrp (0, getpid ());
  #endif /* USG */