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commit bash-20200207 snapshot

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This commit is contained in:
Chet Ramey
2020-02-10 09:19:37 -05:00
parent 10db656551
commit f65f3d5458
18 changed files with 312 additions and 55 deletions
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sig.c
+14 -4
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@@ -309,7 +309,11 @@ initialize_shell_signals ()
sigemptyset (&top_level_mask);
sigprocmask (SIG_BLOCK, (sigset_t *)NULL, &top_level_mask);
# if defined (SIGCHLD)
sigdelset (&top_level_mask, SIGCHLD);
if (sigismember (&top_level_mask, SIGCHLD))
{
sigdelset (&top_level_mask, SIGCHLD);
sigprocmask (SIG_SETMASK, &top_level_mask, (sigset_t *)NULL);
}
# endif
#endif /* JOB_CONTROL || HAVE_POSIX_SIGNALS */
@@ -425,11 +429,9 @@ throw_to_top_level ()
give_terminal_to (shell_pgrp, 0);
#endif /* JOB_CONTROL */
#if defined (JOB_CONTROL) || defined (HAVE_POSIX_SIGNALS)
/* This needs to stay because jobs.c:make_child() uses it without resetting
the signal mask. */
sigprocmask (SIG_SETMASK, &top_level_mask, (sigset_t *)NULL);
#endif
restore_sigmask ();
reset_parser ();
@@ -469,6 +471,14 @@ jump_to_top_level (value)
sh_longjmp (top_level, value);
}
void
restore_sigmask ()
{
#if defined (JOB_CONTROL) || defined (HAVE_POSIX_SIGNALS)
sigprocmask (SIG_SETMASK, &top_level_mask, (sigset_t *)NULL);
#endif
}
sighandler
termsig_sighandler (sig)
int sig;