ash: make "jobs | cat" work like in bash (was giving empty output)

1 files changed, 10 insertions, 1 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 6173a2505..06c4698f9 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -4374,8 +4374,10 @@ clear_traps(void)
                 }
         }
 }
-/* lives far away from here, needed for forkchild */
+
+/* Lives far away from here, needed for forkchild */
 static void closescript(void);
+/* Called after fork(), in child */
 static void
 forkchild(struct job *jp, union node *n, int mode)
 {
@@ -4419,11 +4421,18 @@ forkchild(struct job *jp, union node *n, int mode)
                 setsignal(SIGQUIT);
                 setsignal(SIGTERM);
         }
+#if JOBS
+        /* For "jobs | cat" to work like in bash, we must retain list of jobs
+         * in child, but we do need to remove ourself */
+        freejob(jp);
+#else
         for (jp = curjob; jp; jp = jp->prev_job)
                 freejob(jp);
+#endif
         jobless = 0;
 }
 
+/* Called after fork(), in parent */
 static void
 forkparent(struct job *jp, union node *n, int mode, pid_t pid)
 {