- bash: add patches to bump version to 4.4.23

7 years ago · d052653024
11 changed files with 758 additions and 0 deletions
--- a/archive-patches/bash-4.4/bash44-013
+++ b/archive-patches/bash-4.4/bash44-013
@ -0,0 +1,43 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-013
+
+Bug-Reported-by:	Siteshwar Vashisht <svashisht@redhat.com>
+Bug-Reference-ID:	<1508861265.9523642.1484659442561.JavaMail.zimbra@redhat.com>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2017-01/msg00026.html
+
+Bug-Description:
+
+If a here-document contains a command substitution, the command substitution
+can get access to the file descriptor used to write the here-document.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.4-patched/redir.c	2016-06-02 20:22:24.000000000 -0400
+--- redir.c	2017-01-17 13:23:40.000000000 -0500
+***************
+*** 470,473 ****
+--- 467,472 ----
+      }
+  
+   SET_CLOSE_ON_EXEC (fd);
+ 
+    errno = r = 0;		/* XXX */
+    /* write_here_document returns 0 on success, errno on failure. */
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 12
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 13
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-014
+++ b/archive-patches/bash-4.4/bash44-014
@ -0,0 +1,104 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-014
+
+Bug-Reported-by:	Oyvind Hvidsten <oyvind.hvidsten@dhampir.no>	
+Bug-Reference-ID:	<c01b7049-925c-9409-d978-e59bf42591f4@dhampir.no>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2017-12/msg00023.html
+
+Bug-Description:
+
+Under some circumstances, functions that return via the `return' builtin do
+not clean up memory they allocated to keep track of FIFOs.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-20171205/execute_cmd.c	2017-12-08 07:38:28.000000000 -0500
+--- execute_cmd.c	2018-01-26 15:23:38.000000000 -0500
+***************
+*** 727,730 ****
+--- 727,732 ----
+        ofifo = num_fifos ();
+        ofifo_list = copy_fifo_list ((int *)&osize);
+       begin_unwind_frame ("internal_fifos");
+       add_unwind_protect (xfree, ofifo_list);
+        saved_fifo = 1;
+      }
+***************
+*** 742,746 ****
+  #if defined (PROCESS_SUBSTITUTION)
+        if (saved_fifo)
+! 	free ((void *)ofifo_list);
+  #endif
+        return (last_command_exit_value = EXECUTION_FAILURE);
+--- 744,751 ----
+  #if defined (PROCESS_SUBSTITUTION)
+        if (saved_fifo)
+!         {
+! 	  free ((void *)ofifo_list);
+! 	  discard_unwind_frame ("internal_fifos");
+!         }
+  #endif
+        return (last_command_exit_value = EXECUTION_FAILURE);
+***************
+*** 1061,1064 ****
+--- 1066,1070 ----
+  	close_new_fifos ((char *)ofifo_list, osize);
+        free ((void *)ofifo_list);
+       discard_unwind_frame ("internal_fifos");
+      }
+  #endif
+***************
+*** 4978,4984 ****
+  #endif
+  
+! #if defined (PROCESS_SUBSTITUTION)  
+    ofifo = num_fifos ();
+    ofifo_list = copy_fifo_list (&osize);
+  #endif
+  
+--- 4984,4995 ----
+  #endif
+  
+! #if defined (PROCESS_SUBSTITUTION)
+!   begin_unwind_frame ("saved_fifos");
+!   /* If we return, we longjmp and don't get a chance to restore the old
+!      fifo list, so we add an unwind protect to free it */
+    ofifo = num_fifos ();
+    ofifo_list = copy_fifo_list (&osize);
+   if (ofifo_list)
+     add_unwind_protect (xfree, ofifo_list);
+  #endif
+  
+***************
+*** 5064,5068 ****
+    if (nfifo > ofifo)
+      close_new_fifos (ofifo_list, osize);
+!   free (ofifo_list);
+  #endif
+  
+--- 5075,5081 ----
+    if (nfifo > ofifo)
+      close_new_fifos (ofifo_list, osize);
+!   if (ofifo_list)
+!     free (ofifo_list);
+!   discard_unwind_frame ("saved_fifos");
+  #endif
+  
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 13
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 14
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-015
+++ b/archive-patches/bash-4.4/bash44-015
@ -0,0 +1,43 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-015
+
+Bug-Reported-by:	David Simmons <bug-bash@tmp.davidsimmons.com>
+Bug-Reference-ID:	<bc6f0839-fa50-fe8f-65f5-5aa6feb11ec5@davidsimmons.com>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2017-02/msg00033.html
+
+Bug-Description:
+
+Process substitution can leak internal quoting to the parser in the invoked
+subshell.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-20170210/subst.c	2017-01-19 11:08:50.000000000 -0500
+--- subst.c	2017-02-20 10:12:49.000000000 -0500
+***************
+*** 5907,5910 ****
+--- 5907,5912 ----
+    expanding_redir = 0;
+  
+   remove_quoted_escapes (string);
+ 
+    subshell_level++;
+    result = parse_and_execute (string, "process substitution", (SEVAL_NONINT|SEVAL_NOHIST));
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 14
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 15
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-016
+++ b/archive-patches/bash-4.4/bash44-016
@ -0,0 +1,78 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-016
+
+Bug-Reported-by:	Luiz Angelo Daros de Luca <luizluca@gmail.com>
+Bug-Reference-ID:	<CAJq09z7G1-QnLyiUQA0DS=V3da_rtHF8VdYbbdzPe_W3kydpRg@mail.gmail.com>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2016-09/msg00092.html
+
+Bug-Description:
+
+Bash can perform trap processing while reading command substitution output
+instead of waiting until the command completes.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.4/lib/sh/zread.c	2014-12-22 10:48:04.000000000 -0500
+--- lib/sh/zread.c	2016-09-29 15:21:36.000000000 -0400
+***************
+*** 38,42 ****
+--- 38,45 ----
+  #endif
+  
+ extern int executing_builtin;
+ 
+  extern void check_signals_and_traps (void);
+ extern void check_signals (void);
+  extern int signal_is_trapped (int);
+  
+***************
+*** 51,69 ****
+    ssize_t r;
+  
+- #if 0
+- #if defined (HAVE_SIGINTERRUPT)
+-   if (signal_is_trapped (SIGCHLD))
+-     siginterrupt (SIGCHLD, 1);
+- #endif
+- #endif
+- 
+    while ((r = read (fd, buf, len)) < 0 && errno == EINTR)
+!     check_signals_and_traps ();	/* XXX - should it be check_signals()? */
+! 
+! #if 0 
+! #if defined (HAVE_SIGINTERRUPT)
+!   siginterrupt (SIGCHLD, 0);
+! #endif
+! #endif
+  
+    return r;
+--- 54,64 ----
+    ssize_t r;
+  
+    while ((r = read (fd, buf, len)) < 0 && errno == EINTR)
+!     /* XXX - bash-5.0 */
+!     /* We check executing_builtin and run traps here for backwards compatibility */
+!     if (executing_builtin)
+!       check_signals_and_traps ();	/* XXX - should it be check_signals()? */
+!     else
+!       check_signals ();
+  
+    return r;
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 15
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 16
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-017
+++ b/archive-patches/bash-4.4/bash44-017
@ -0,0 +1,45 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-017
+
+Bug-Reported-by:	ZhangXiao <xiao.zhang@windriver.com>
+Bug-Reference-ID:	<58AD3EAC.4020608@windriver.com>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2017-02/msg00061.html
+
+Bug-Description:
+
+There is a memory leak when `read -e' is used to read a line using readline.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-20170217/builtins/read.def	2017-01-02 16:53:02.000000000 -0500
+--- builtins/read.def	2017-02-22 09:43:14.000000000 -0500
+***************
+*** 691,694 ****
+--- 691,699 ----
+    CHECK_ALRM;
+  
+ #if defined (READLINE)
+   if (edit)
+     free (rlbuf);
+ #endif
+ 
+    if (retval < 0)
+      {
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 16
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 17
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-018
+++ b/archive-patches/bash-4.4/bash44-018
@ -0,0 +1,48 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-018
+
+Bug-Reported-by:	Siteshwar Vashisht <svashisht@redhat.com>
+Bug-Reference-ID:	<1341922391.30876471.1501250355579.JavaMail.zimbra@redhat.com>
+Bug-Reference-URL:	https://bugzilla.redhat.com/show_bug.cgi?id=1466737
+
+Bug-Description:
+
+Under certain circumstances (e.g., reading from /dev/zero), read(2) will not
+return -1 even when interrupted by a signal. The read builtin needs to check
+for signals in this case.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-20170622/builtins/read.def	2017-06-17 18:45:20.000000000 -0400
+--- builtins/read.def	2017-06-30 11:09:26.000000000 -0400
+***************
+*** 611,615 ****
+  
+        CHECK_ALRM;
+! 
+  #if defined (READLINE)
+  	}
+--- 611,615 ----
+  
+        CHECK_ALRM;
+!       QUIT;		/* in case we didn't call check_signals() */
+  #if defined (READLINE)
+  	}
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 17
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 18
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-019
+++ b/archive-patches/bash-4.4/bash44-019
@ -0,0 +1,50 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-019
+
+Bug-Reported-by:	Kieran Grant <kieran.thehacker.grant@gmail.com>
+Bug-Reference-ID:	<ec9071ae-efb1-9e09-5d03-e905daf2835c@gmail.com>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2018-02/msg00002.html
+
+Bug-Description:
+
+With certain values for PS1, especially those that wrap onto three or more
+lines, readline will miscalculate the number of invisible characters,
+leading to crashes and core dumps.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.4.18/lib/readline/display.c	2016-07-28 14:49:33.000000000 -0400
+--- lib/readline/display.c	2018-02-03 19:19:35.000000000 -0500
+***************
+*** 772,776 ****
+        wadjust = (newlines == 0)
+  		  ? prompt_invis_chars_first_line
+! 		  : ((newlines == prompt_lines_estimate) ? wrap_offset : prompt_invis_chars_first_line);
+  
+        /* fix from Darin Johnson <darin@acuson.com> for prompt string with
+--- 788,794 ----
+        wadjust = (newlines == 0)
+  		  ? prompt_invis_chars_first_line
+! 		  : ((newlines == prompt_lines_estimate)
+! 		  	? (wrap_offset - prompt_invis_chars_first_line)
+! 		  	: 0);
+  
+        /* fix from Darin Johnson <darin@acuson.com> for prompt string with
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 18
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 19
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-020
+++ b/archive-patches/bash-4.4/bash44-020
@ -0,0 +1,177 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-020
+
+Bug-Reported-by:	Graham Northup <northug@clarkson.edu>
+Bug-Reference-ID:	<537530c3-61f0-349b-9de6-fa4e2487f428@clarkson.edu>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2017-02/msg00025.html
+
+Bug-Description:
+
+In circumstances involving long-running scripts that create and reap many
+processes, it is possible for the hash table bash uses to store exit
+statuses from asynchronous processes to develop loops. This patch fixes
+the loop causes and adds code to detect any future loops.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.4-patched/jobs.c	2016-11-11 13:42:55.000000000 -0500
+--- jobs.c	2017-02-22 15:16:28.000000000 -0500
+***************
+*** 813,818 ****
+    struct pidstat *ps;
+  
+!   bucket = pshash_getbucket (pid);
+!   psi = bgp_getindex ();
+    ps = &bgpids.storage[psi];
+  
+--- 796,815 ----
+    struct pidstat *ps;
+  
+!   /* bucket == existing chain of pids hashing to same value
+!      psi = where were going to put this pid/status */
+! 
+!   bucket = pshash_getbucket (pid);	/* index into pidstat_table */
+!   psi = bgp_getindex ();		/* bgpids.head, index into storage */
+! 
+!   /* XXX - what if psi == *bucket? */
+!   if (psi == *bucket)
+!     {
+! #ifdef DEBUG
+!       internal_warning ("hashed pid %d (pid %d) collides with bgpids.head, skipping", psi, pid);
+! #endif
+!       bgpids.storage[psi].pid = NO_PID;		/* make sure */
+!       psi = bgp_getindex ();			/* skip to next one */
+!     }
+! 
+    ps = &bgpids.storage[psi];
+  
+***************
+*** 842,845 ****
+--- 839,843 ----
+  {
+    struct pidstat *ps;
+   ps_index_t *bucket;
+  
+    ps = &bgpids.storage[psi];
+***************
+*** 847,856 ****
+      return;
+  
+!   if (ps->bucket_next != NO_PID)
+      bgpids.storage[ps->bucket_next].bucket_prev = ps->bucket_prev;
+!   if (ps->bucket_prev != NO_PID)
+      bgpids.storage[ps->bucket_prev].bucket_next = ps->bucket_next;
+    else
+!     *(pshash_getbucket (ps->pid)) = ps->bucket_next;
+  }
+  
+--- 845,861 ----
+      return;
+  
+!   if (ps->bucket_next != NO_PIDSTAT)
+      bgpids.storage[ps->bucket_next].bucket_prev = ps->bucket_prev;
+!   if (ps->bucket_prev != NO_PIDSTAT)
+      bgpids.storage[ps->bucket_prev].bucket_next = ps->bucket_next;
+    else
+!     {
+!       bucket = pshash_getbucket (ps->pid);
+!       *bucket = ps->bucket_next;	/* deleting chain head in hash table */
+!     }
+! 
+!   /* clear out this cell, just in case */
+!   ps->pid = NO_PID;
+!   ps->bucket_next = ps->bucket_prev = NO_PIDSTAT;
+  }
+  
+***************
+*** 859,863 ****
+       pid_t pid;
+  {
+!   ps_index_t psi;
+  
+    if (bgpids.storage == 0 || bgpids.nalloc == 0 || bgpids.npid == 0)
+--- 864,868 ----
+       pid_t pid;
+  {
+!   ps_index_t psi, orig_psi;
+  
+    if (bgpids.storage == 0 || bgpids.nalloc == 0 || bgpids.npid == 0)
+***************
+*** 865,871 ****
+  
+    /* Search chain using hash to find bucket in pidstat_table */
+!   for (psi = *(pshash_getbucket (pid)); psi != NO_PIDSTAT; psi = bgpids.storage[psi].bucket_next)
+!     if (bgpids.storage[psi].pid == pid)
+!       break;
+  
+    if (psi == NO_PIDSTAT)
+--- 870,883 ----
+  
+    /* Search chain using hash to find bucket in pidstat_table */
+!   for (orig_psi = psi = *(pshash_getbucket (pid)); psi != NO_PIDSTAT; psi = bgpids.storage[psi].bucket_next)
+!     {
+!       if (bgpids.storage[psi].pid == pid)
+! 	break;
+!       if (orig_psi == bgpids.storage[psi].bucket_next)	/* catch reported bug */
+! 	{
+! 	  internal_warning ("bgp_delete: LOOP: psi (%d) == storage[psi].bucket_next", psi);
+! 	  return 0;
+! 	}
+!     }
+  
+    if (psi == NO_PIDSTAT)
+***************
+*** 905,909 ****
+       pid_t pid;
+  {
+!   ps_index_t psi;
+  
+    if (bgpids.storage == 0 || bgpids.nalloc == 0 || bgpids.npid == 0)
+--- 917,921 ----
+       pid_t pid;
+  {
+!   ps_index_t psi, orig_psi;
+  
+    if (bgpids.storage == 0 || bgpids.nalloc == 0 || bgpids.npid == 0)
+***************
+*** 911,917 ****
+  
+    /* Search chain using hash to find bucket in pidstat_table */
+!   for (psi = *(pshash_getbucket (pid)); psi != NO_PIDSTAT; psi = bgpids.storage[psi].bucket_next)
+!     if (bgpids.storage[psi].pid == pid)
+!       return (bgpids.storage[psi].status);
+  
+    return -1;
+--- 923,936 ----
+  
+    /* Search chain using hash to find bucket in pidstat_table */
+!   for (orig_psi = psi = *(pshash_getbucket (pid)); psi != NO_PIDSTAT; psi = bgpids.storage[psi].bucket_next)
+!     {
+!       if (bgpids.storage[psi].pid == pid)
+! 	return (bgpids.storage[psi].status);
+!       if (orig_psi == bgpids.storage[psi].bucket_next)	/* catch reported bug */
+! 	{
+! 	  internal_warning ("bgp_search: LOOP: psi (%d) == storage[psi].bucket_next", psi);
+! 	  return -1;
+! 	}
+!     }
+  
+    return -1;
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 19
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 20
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-021
+++ b/archive-patches/bash-4.4/bash44-021
@ -0,0 +1,57 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-021
+
+Bug-Reported-by:	werner@suse.de
+Bug-Reference-ID:	<201803281402.w2SE2VOa000476@noether.suse.de>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2018-03/msg00196.html
+
+Bug-Description:
+
+A SIGINT received inside a SIGINT trap handler can possibly cause the
+shell to loop.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-20180329/jobs.c	2018-02-11 18:07:22.000000000 -0500
+--- jobs.c	2018-04-02 14:24:21.000000000 -0400
+***************
+*** 2690,2694 ****
+    if (job_control == 0 || (subshell_environment&SUBSHELL_COMSUB))
+      {
+!       old_sigint_handler = set_signal_handler (SIGINT, wait_sigint_handler);
+        waiting_for_child = 0;
+        if (old_sigint_handler == SIG_IGN)
+--- 2690,2704 ----
+    if (job_control == 0 || (subshell_environment&SUBSHELL_COMSUB))
+      {
+!       SigHandler *temp_sigint_handler;
+! 
+!       temp_sigint_handler = set_signal_handler (SIGINT, wait_sigint_handler);
+!       if (temp_sigint_handler == wait_sigint_handler)
+!         {
+! #if defined (DEBUG)
+! 	  internal_warning ("wait_for: recursively setting old_sigint_handler to wait_sigint_handler: running_trap = %d", running_trap);
+! #endif
+!         }
+!       else
+! 	old_sigint_handler = temp_sigint_handler;
+        waiting_for_child = 0;
+        if (old_sigint_handler == SIG_IGN)
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 20
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 21
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-022
+++ b/archive-patches/bash-4.4/bash44-022
@ -0,0 +1,61 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-022
+
+Bug-Reported-by:	Nuzhna Pomoshch <nuzhna_pomoshch@yahoo.com>
+Bug-Reference-ID:	<1317167476.1492079.1495999776464@mail.yahoo.com>
+Bug-Reference-URL:	https://lists.gnu.org/archive/html/bug-readline/2017-05/msg00005.html
+
+Bug-Description:
+
+There are cases where a failing readline command (e.g., delete-char at the end
+of a line) can cause a multi-character key sequence to `back up' and attempt
+to re-read some of the characters in the sequence.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.4-patched/lib/readline/readline.c	2016-04-20 15:53:52.000000000 -0400
+--- lib/readline/readline.c	2018-05-26 17:19:00.000000000 -0400
+***************
+*** 1058,1062 ****
+  	r = _rl_dispatch (ANYOTHERKEY, m);
+      }
+!   else if (r && map[ANYOTHERKEY].function)
+      {
+        /* We didn't match (r is probably -1), so return something to
+--- 1056,1060 ----
+  	r = _rl_dispatch (ANYOTHERKEY, m);
+      }
+!   else if (r < 0 && map[ANYOTHERKEY].function)
+      {
+        /* We didn't match (r is probably -1), so return something to
+***************
+*** 1070,1074 ****
+        return -2;
+      }
+!   else if (r && got_subseq)
+      {
+        /* OK, back up the chain. */
+--- 1068,1072 ----
+        return -2;
+      }
+!   else if (r < 0 && got_subseq)		/* XXX */
+      {
+        /* OK, back up the chain. */
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 21
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 22
+  
+  #endif /* _PATCHLEVEL_H_ */
--- a/archive-patches/bash-4.4/bash44-023
+++ b/archive-patches/bash-4.4/bash44-023
@ -0,0 +1,52 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.4
+Patch-ID:	bash44-023
+
+Bug-Reported-by:	Martijn Dekker <martijn@inlv.org>
+Bug-Reference-ID:	<5326d6b9-2625-1d32-3e6e-ad1d15462c09@inlv.org>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2016-11/msg00041.html
+
+Bug-Description:
+
+When sourcing a file from an interactive shell, setting the SIGINT handler
+to the default and typing ^C will cause the shell to exit.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.4-patched/builtins/trap.def	2016-01-25 13:32:38.000000000 -0500
+--- builtins/trap.def	2016-11-06 12:04:35.000000000 -0500
+***************
+*** 99,102 ****
+--- 99,103 ----
+  
+  extern int posixly_correct, subshell_environment;
+ extern int sourcelevel, running_trap;
+  
+  int
+***************
+*** 213,216 ****
+--- 214,220 ----
+  			if (interactive)
+  			  set_signal_handler (SIGINT, sigint_sighandler);
+ 			/* special cases for interactive == 0 */
+ 			else if (interactive_shell && (sourcelevel||running_trap))
+ 			  set_signal_handler (SIGINT, sigint_sighandler);
+  			else
+  			  set_signal_handler (SIGINT, termsig_sighandler);
+*** ../bash-4.4/patchlevel.h	2016-06-22 14:51:03.000000000 -0400
+--- patchlevel.h	2016-10-01 11:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 22
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 23
+  
+  #endif /* _PATCHLEVEL_H_ */