From 6c6454cb18d7cd30b3b26d5ba6479431e599f3ed Mon Sep 17 00:00:00 2001

From: Chet Ramey <chet.ramey@case.edu>

Date: Fri, 7 Feb 2020 15:20:38 -0500

Subject: [PATCH] Bash-5.0 patch 16: bash waits too long to reap /dev/fd

 process substitutions with loops and group commands

---

 execute_cmd.c | 16 ++++++++++++++++

 patchlevel.h  |  2 +-

 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/execute_cmd.c b/execute_cmd.c

index f1d74bfe..3864986d 100644

--- a/execute_cmd.c

+++ b/execute_cmd.c

@@ -1103,6 +1103,22 @@ execute_command_internal (command, asynchronous, pipe_in, pipe_out,

       free ((void *)ofifo_list);

       discard_unwind_frame ("internal_fifos");

     }

+# if defined (HAVE_DEV_FD)

+  /* Reap process substitutions at the end of loops */

+  switch (command->type)

+    {

+    case cm_while:

+    case cm_until:

+    case cm_for:

+    case cm_group:

+#    if defined (ARITH_FOR_COMMAND)

+    case cm_arith_for:

+#    endif

+      reap_procsubs ();

+    default:

+      break;

+    }

+#  endif /* HAVE_DEV_FD */

 #endif

   /* Invert the return value if we have to */

diff --git a/patchlevel.h b/patchlevel.h

index 6e9ed3fc..9074f4dd 100644

--- a/patchlevel.h

+++ b/patchlevel.h

@@ -25,6 +25,6 @@

    regexp `^#define[ 	]*PATCHLEVEL', since that's what support/mkversion.sh

    looks for to find the patch level (for the sccs version string). */

-#define PATCHLEVEL 15

+#define PATCHLEVEL 16

 #endif /* _PATCHLEVEL_H_ */

-- 

2.25.1