🚀 go-pugleaf

The suspend command sends a STOP signal to bash itself, but it should really
send a STOP signal to the entire process group.

Try running jove, executing bash with push-sh, and then issuing the suspend
command.  You will lock up your terminal.

                                                                Ray
-----------------------------------------------------------------------------
RCS file: RCS/builtins.c,v
retrieving revision 1.3.1.1
retrieving revision 1.3.1.2
diff -c -r1.3.1.1 -r1.3.1.2
*** /tmp/,RCSt1021874	Fri Sep 29 23:44:36 1989
--- /tmp/,RCSt2021874	Fri Sep 29 23:44:41 1989
***************
*** 3222,3227
  suspend_builtin (list)
       WORD_LIST *list;
  {
  
    if (list)
      if (strcmp (list->word->word, "-f") == 0)

--- 3222,3228 -----
  suspend_builtin (list)
       WORD_LIST *list;
  {
+   extern int shell_pgrp;
  
    if (list)
      if (strcmp (list->word->word, "-f") == 0)
***************
*** 3236,3242
  do_suspend:
    old_cont = (SigHandler *)signal (SIGCONT, suspend_continue);
    old_tstp = (SigHandler *)signal (SIGTSTP, SIG_DFL);
!   kill (getpid (), SIGTSTP);
  }
  
  /* How to bring a job into the foreground. */

--- 3237,3243 -----
  do_suspend:
    old_cont = (SigHandler *)signal (SIGCONT, suspend_continue);
    old_tstp = (SigHandler *)signal (SIGTSTP, SIG_DFL);
!   killpg (shell_pgrp, SIGTSTP);
  }
  
  /* How to bring a job into the foreground. */