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-rw-r--r--job.c38
1 files changed, 35 insertions, 3 deletions
diff --git a/job.c b/job.c
index a4829d2..53569f4 100644
--- a/job.c
+++ b/job.c
@@ -378,6 +378,25 @@ free_child (child)
free ((char *) child);
}
+#ifdef POSIX
+extern sigset_t fatal_signal_set;
+
+static void
+unblock_sigs ()
+{
+ sigset_t empty;
+ sigemptyset (&empty);
+ sigprocmask (SIG_SETMASK, &empty, (sigset_t *) 0);
+}
+#else
+#ifndef USG
+extern int fatal_signal_mask;
+#define unblock_sigs() sigsetmask (0)
+#else
+#define unblock_sigs()
+#endif
+#endif
+
/* Start a job to run the commands specified in CHILD.
CHILD is updated to reflect the commands and ID of the child process. */
@@ -539,15 +558,27 @@ start_job (child)
/* Fork the child process. */
+#ifdef POSIX
+ (void) sigprocmask (SIG_BLOCK, &fatal_signal_set, (sigset_t *) 0);
+#else
+#ifndef USG
+ (void) sigblock (fatal_signal_mask);
+#endif
+#endif
+
child->remote = 0;
child->pid = vfork ();
if (child->pid == 0)
- /* We are the child side. */
- child_execute_job (child->good_stdin ? 0 : bad_stdin, 1,
- argv, child->environment);
+ {
+ /* We are the child side. */
+ unblock_sigs ();
+ child_execute_job (child->good_stdin ? 0 : bad_stdin, 1,
+ argv, child->environment);
+ }
else if (child->pid < 0)
{
/* Fork failed! */
+ unblock_sigs ();
perror_with_name (VFORK_NAME, "");
goto error;
}
@@ -616,6 +647,7 @@ new_job (file)
children = c;
/* One more job slot is in use. */
++job_slots_used;
+ unblock_sigs ();
break;
case cs_finished: