commit bash-20160826 snapshot

CHANGES

@@ -11,26 +11,26 @@ b.  Fixed execution context so `until continue' doesn't disable execution for
 c.  Fixed trap handling code so traps don't inherit a command's temporary
     environment.
 
-d.  Fixed a bug that resulted in incorrect line numbers when a function is defined
-    as part of another function's execution.
+d.  Fixed a bug that resulted in incorrect line numbers when a function is
+    defined as part of another function's execution.
 
-e.  Fixed a bug in the expansion of ${a[@]} in contexts where word splitting is not
-    performed and $IFS is not the default.
+e.  Fixed a bug in the expansion of ${a[@]} in contexts where word splitting
+    is not performed and $IFS is not the default.
 
-f.  Fixed a bug that caused ''"$@" to not expand to an empty argument when there are
-    no positional parameters.
+f.  Fixed a bug that caused ''"$@" to not expand to an empty argument when
+    there are no positional parameters.
 
-g.  Fixed a bug that caused a shell compiled without job control to use the incorrect
-    exit status for builtin commands preceded by a command executed from the file
-    system that causes the shell to call waitpid().
+g.  Fixed a bug that caused a shell compiled without job control to use the
+    incorrect exit status for builtin commands preceded by a command executed
+    from the file system that causes the shell to call waitpid().
 
 h.  Improved word completion for quoted strings containing unterminated command
     substitutions with embedded double quotes.
 
 2.  Changes to Readline
 
-a.  Fixed a bug that caused mode strings to be displayed incorrectly if the prompt was
-    shorter than the mode string.
+a.  Fixed a bug that caused mode strings to be displayed incorrectly if the
+    prompt was shorter than the mode string.
 
 3.  New Features in Bash
 
@@ -42,10 +42,11 @@ a.  Using ${a[@]} or ${a[*]} with an array without any assigned elements when
 a.  New application-callable function: rl_pending_signal(): returns the signal
     number of any signal readline has caught but not yet handled.
 
-b.  New application-settable variable: rl_persistent_signal_handlers: if set to a
-    non-zero value, readline will enable the readline-6.2 signal handler behavior
-    in callback mode: handlers are installed when rl_callback_handler_install is
-    called and removed removed when a complete line has been read.
+b.  New application-settable variable: rl_persistent_signal_handlers: if set
+    to a non-zero value, readline will enable the readline-6.2 signal handler
+    behavior in callback mode: handlers are installed when
+    rl_callback_handler_install is called and removed removed when a complete
+    line has been read.
 
 ------------------------------------------------------------------------------
 This document details the changes between this version, bash-4.4-beta2, and
@@ -188,8 +189,8 @@ b.  Fixed a bug that caused the mapfile builtin to not create array variables
 c.  Fixed a bug that caused prompt expansion to loop when PS1 contained a
     syntax error.
 
-d.  Fixed a bug that caused the ${array[@]@A} expansion to split the results even
-    when double-quoted.
+d.  Fixed a bug that caused the ${array[@]@A} expansion to split the results
+    even when double-quoted.
 
 e.  There is a new implementation of the code that saves the last CHILD_MAX
     exited background pids so their status can be queried later.
@@ -198,8 +199,8 @@ f.  Bash-4.4 can now be configured and built on very old versions of Solaris 2.
 
 g.  Fixed problems with --help support for several builtins.
 
-h.  Fixed values added to BASH_SOURCE and BASH_LINENO for functions inherited from
-    the environment.
+h.  Fixed values added to BASH_SOURCE and BASH_LINENO for functions inherited
+    from the environment.
 
 i.  Fixed a bug that caused background processes run from non-interactive shells
     with job control enabled to place the terminal in the wrong process group
@@ -208,8 +209,8 @@ i.  Fixed a bug that caused background processes run from non-interactive shells
 j.  Fixed a bug that caused `fc' to return an incorrect exit status when
     executing commands from the history list.
 
-k.  Fixed a bug that caused the shell to exit when a process substitution received
-    a SIGINT when run in certain terminal emulators.
+k.  Fixed a bug that caused the shell to exit when a process substitution
+    received a SIGINT when run in certain terminal emulators.
 
 l.  EXECIGNORE now honors the setting of `extglob' when attempting to match
     executable names.
@@ -226,11 +227,11 @@ o.  Fixed a bug that caused set -e to be honored in cases of builtins invoking
 p.  Fixed a bug that caused `readonly' and `export' to create local array
     variables when used within shell functions.
 
-q.  Fixed a bug that allowed subshells begun to execute process substitutions to
-    have access to the command's temporary environment.
+q.  Fixed a bug that allowed subshells begun to execute process substitutions
+    to have access to the command's temporary environment.
 
-r.  Fixed a bug that could cause the shell to dump core when receiving a SIGCHLD
-    for which a trap has been set while running in posix mode.
+r.  Fixed a bug that could cause the shell to dump core when receiving a
+    SIGCHLD for which a trap has been set while running in posix mode.
 
 s.  Fixed a bug that caused bash to not restore BASH_ARGC, BASH_ARGV, BASH_SOURCE,
     BASH_LINENO, and FUNCNAME if the shell received a SIGINT while reading
@@ -255,11 +256,12 @@ x.  Fixed a bug that caused process and command substitution to inherit output
 y.  Fixed a bug that caused a terminating signal received during `echo' to run
     an exit trap in a signal handler context.
 
-z.  Fixed a bug that caused a builtin command containing a process substitution to
-    return the wrong exit status.
+z.  Fixed a bug that caused a builtin command containing a process substitution
+    to return the wrong exit status.
 
-aa. Fixed a bug that caused `()' subshells with piped input to incorrectly redirect
-    the standard input of some of the commands in the subshell from /dev/null.
+aa. Fixed a bug that caused `()' subshells with piped input to incorrectly
+    redirect the standard input of some of the commands in the subshell from
+    /dev/null.
 
 bb. The history builtin now uses more descriptive error messages for missing or
     invalid timestamps.
@@ -269,7 +271,8 @@ bb. The history builtin now uses more descriptive error messages for missing or
 a.  The history file writing functions only attempt to create and use a backup
     history file if the history file exists and is a regular file.
 
-b.  Fixed an out-of-bounds read in readline's internal tilde expansion interface.
+b.  Fixed an out-of-bounds read in readline's internal tilde expansion
+    interface.
 
 c.  Fixed several redisplay bugs with prompt strings containing multibyte
     and non-visible characters whose physical length is longer than the screen
@@ -297,32 +300,34 @@ b.  inherit_errexit: a new `shopt' option that, when set, causes command
 c.  New prompt string: PS0.  Expanded and displayed by interactive shells after
     reading a complete command but before executing it.
 
-d.  Interactive shells now behave as if SIGTSTP/SIGTTIN/SIGTTOU are set to SIG_DFL
-    when the shell is started, so they are set to SIG_DFL in child processes.
+d.  Interactive shells now behave as if SIGTSTP/SIGTTIN/SIGTTOU are set to
+    SIG_DFL when the shell is started, so they are set to SIG_DFL in child
+    processes.
 
 e.  Posix-mode shells now allow double quotes to quote the history expansion
     character.
 
 f.  OLDPWD can be inherited from the environment if it names a directory.
 
-g.  Shells running as root no longer inherit PS4 from the environment, closing a
-    security hole involving PS4 expansion performing command substitution.
+g.  Shells running as root no longer inherit PS4 from the environment, closing
+    a security hole involving PS4 expansion performing command substitution.
 
-h.  If executing an implicit `cd' when the `autocd' option is set, bash will now
-    invoke a function named `cd' if one exists before executing the `cd' builtin.
+h.  If executing an implicit `cd' when the `autocd' option is set, bash will
+    now invoke a function named `cd' if one exists before executing the `cd'
+    builtin.
 
 4.  New Features in Readline
 
-a.  If an incremental search string has its last character removed with DEL, the
-    resulting empty search string no longer matches the previous line.
+a.  If an incremental search string has its last character removed with DEL,
+    the resulting empty search string no longer matches the previous line.
 
 b.  If readline reads a history file that begins with `#' (or the value of
-    the history comment character) and has enabled history timestamps, the history
-    entries are assumed to be delimited by timestamps.  This allows multi-line
-    history entries.
+    the history comment character) and has enabled history timestamps, the
+    history entries are assumed to be delimited by timestamps.  This allows
+    multi-line history entries.
 
-c.  Readline now throws an error if it parses a key binding without a terminating
-    `:' or whitespace.
+c.  Readline now throws an error if it parses a key binding without a
+    terminating `:' or whitespace.
 
 ------------------------------------------------------------------------------
 This document details the changes between this version, bash-4.4-beta, and

CHANGES-4.4

@@ -11,26 +11,26 @@ b.  Fixed execution context so `until continue' doesn't disable execution for
 c.  Fixed trap handling code so traps don't inherit a command's temporary
     environment.
 
-d.  Fixed a bug that resulted in incorrect line numbers when a function is defined
-    as part of another function's execution.
+d.  Fixed a bug that resulted in incorrect line numbers when a function is
+    defined as part of another function's execution.
 
-e.  Fixed a bug in the expansion of ${a[@]} in contexts where word splitting is not
-    performed and $IFS is not the default.
+e.  Fixed a bug in the expansion of ${a[@]} in contexts where word splitting
+    is not performed and $IFS is not the default.
 
-f.  Fixed a bug that caused ''"$@" to not expand to an empty argument when there are
-    no positional parameters.
+f.  Fixed a bug that caused ''"$@" to not expand to an empty argument when
+    there are no positional parameters.
 
-g.  Fixed a bug that caused a shell compiled without job control to use the incorrect
-    exit status for builtin commands preceded by a command executed from the file
-    system that causes the shell to call waitpid().
+g.  Fixed a bug that caused a shell compiled without job control to use the
+    incorrect exit status for builtin commands preceded by a command executed
+    from the file system that causes the shell to call waitpid().
 
 h.  Improved word completion for quoted strings containing unterminated command
     substitutions with embedded double quotes.
 
 2.  Changes to Readline
 
-a.  Fixed a bug that caused mode strings to be displayed incorrectly if the prompt was
-    shorter than the mode string.
+a.  Fixed a bug that caused mode strings to be displayed incorrectly if the
+    prompt was shorter than the mode string.
 
 3.  New Features in Bash
 
@@ -42,10 +42,11 @@ a.  Using ${a[@]} or ${a[*]} with an array without any assigned elements when
 a.  New application-callable function: rl_pending_signal(): returns the signal
     number of any signal readline has caught but not yet handled.
 
-b.  New application-settable variable: rl_persistent_signal_handlers: if set to a
-    non-zero value, readline will enable the readline-6.2 signal handler behavior
-    in callback mode: handlers are installed when rl_callback_handler_install is
-    called and removed removed when a complete line has been read.
+b.  New application-settable variable: rl_persistent_signal_handlers: if set
+    to a non-zero value, readline will enable the readline-6.2 signal handler
+    behavior in callback mode: handlers are installed when
+    rl_callback_handler_install is called and removed removed when a complete
+    line has been read.
 
 ------------------------------------------------------------------------------
 This document details the changes between this version, bash-4.4-beta2, and
@@ -188,8 +189,8 @@ b.  Fixed a bug that caused the mapfile builtin to not create array variables
 c.  Fixed a bug that caused prompt expansion to loop when PS1 contained a
     syntax error.
 
-d.  Fixed a bug that caused the ${array[@]@A} expansion to split the results even
-    when double-quoted.
+d.  Fixed a bug that caused the ${array[@]@A} expansion to split the results
+    even when double-quoted.
 
 e.  There is a new implementation of the code that saves the last CHILD_MAX
     exited background pids so their status can be queried later.
@@ -198,8 +199,8 @@ f.  Bash-4.4 can now be configured and built on very old versions of Solaris 2.
 
 g.  Fixed problems with --help support for several builtins.
 
-h.  Fixed values added to BASH_SOURCE and BASH_LINENO for functions inherited from
-    the environment.
+h.  Fixed values added to BASH_SOURCE and BASH_LINENO for functions inherited
+    from the environment.
 
 i.  Fixed a bug that caused background processes run from non-interactive shells
     with job control enabled to place the terminal in the wrong process group
@@ -208,8 +209,8 @@ i.  Fixed a bug that caused background processes run from non-interactive shells
 j.  Fixed a bug that caused `fc' to return an incorrect exit status when
     executing commands from the history list.
 
-k.  Fixed a bug that caused the shell to exit when a process substitution received
-    a SIGINT when run in certain terminal emulators.
+k.  Fixed a bug that caused the shell to exit when a process substitution
+    received a SIGINT when run in certain terminal emulators.
 
 l.  EXECIGNORE now honors the setting of `extglob' when attempting to match
     executable names.
@@ -226,11 +227,11 @@ o.  Fixed a bug that caused set -e to be honored in cases of builtins invoking
 p.  Fixed a bug that caused `readonly' and `export' to create local array
     variables when used within shell functions.
 
-q.  Fixed a bug that allowed subshells begun to execute process substitutions to
-    have access to the command's temporary environment.
+q.  Fixed a bug that allowed subshells begun to execute process substitutions
+    to have access to the command's temporary environment.
 
-r.  Fixed a bug that could cause the shell to dump core when receiving a SIGCHLD
-    for which a trap has been set while running in posix mode.
+r.  Fixed a bug that could cause the shell to dump core when receiving a
+    SIGCHLD for which a trap has been set while running in posix mode.
 
 s.  Fixed a bug that caused bash to not restore BASH_ARGC, BASH_ARGV, BASH_SOURCE,
     BASH_LINENO, and FUNCNAME if the shell received a SIGINT while reading
@@ -255,11 +256,12 @@ x.  Fixed a bug that caused process and command substitution to inherit output
 y.  Fixed a bug that caused a terminating signal received during `echo' to run
     an exit trap in a signal handler context.
 
-z.  Fixed a bug that caused a builtin command containing a process substitution to
-    return the wrong exit status.
+z.  Fixed a bug that caused a builtin command containing a process substitution
+    to return the wrong exit status.
 
-aa. Fixed a bug that caused `()' subshells with piped input to incorrectly redirect
-    the standard input of some of the commands in the subshell from /dev/null.
+aa. Fixed a bug that caused `()' subshells with piped input to incorrectly
+    redirect the standard input of some of the commands in the subshell from
+    /dev/null.
 
 bb. The history builtin now uses more descriptive error messages for missing or
     invalid timestamps.
@@ -269,7 +271,8 @@ bb. The history builtin now uses more descriptive error messages for missing or
 a.  The history file writing functions only attempt to create and use a backup
     history file if the history file exists and is a regular file.
 
-b.  Fixed an out-of-bounds read in readline's internal tilde expansion interface.
+b.  Fixed an out-of-bounds read in readline's internal tilde expansion
+    interface.
 
 c.  Fixed several redisplay bugs with prompt strings containing multibyte
     and non-visible characters whose physical length is longer than the screen
@@ -297,32 +300,34 @@ b.  inherit_errexit: a new `shopt' option that, when set, causes command
 c.  New prompt string: PS0.  Expanded and displayed by interactive shells after
     reading a complete command but before executing it.
 
-d.  Interactive shells now behave as if SIGTSTP/SIGTTIN/SIGTTOU are set to SIG_DFL
-    when the shell is started, so they are set to SIG_DFL in child processes.
+d.  Interactive shells now behave as if SIGTSTP/SIGTTIN/SIGTTOU are set to
+    SIG_DFL when the shell is started, so they are set to SIG_DFL in child
+    processes.
 
 e.  Posix-mode shells now allow double quotes to quote the history expansion
     character.
 
 f.  OLDPWD can be inherited from the environment if it names a directory.
 
-g.  Shells running as root no longer inherit PS4 from the environment, closing a
-    security hole involving PS4 expansion performing command substitution.
+g.  Shells running as root no longer inherit PS4 from the environment, closing
+    a security hole involving PS4 expansion performing command substitution.
 
-h.  If executing an implicit `cd' when the `autocd' option is set, bash will now
-    invoke a function named `cd' if one exists before executing the `cd' builtin.
+h.  If executing an implicit `cd' when the `autocd' option is set, bash will
+    now invoke a function named `cd' if one exists before executing the `cd'
+    builtin.
 
 4.  New Features in Readline
 
-a.  If an incremental search string has its last character removed with DEL, the
-    resulting empty search string no longer matches the previous line.
+a.  If an incremental search string has its last character removed with DEL,
+    the resulting empty search string no longer matches the previous line.
 
 b.  If readline reads a history file that begins with `#' (or the value of
-    the history comment character) and has enabled history timestamps, the history
-    entries are assumed to be delimited by timestamps.  This allows multi-line
-    history entries.
+    the history comment character) and has enabled history timestamps, the
+    history entries are assumed to be delimited by timestamps.  This allows
+    multi-line history entries.
 
-c.  Readline now throws an error if it parses a key binding without a terminating
-    `:' or whitespace.
+c.  Readline now throws an error if it parses a key binding without a
+    terminating `:' or whitespace.
 
 ------------------------------------------------------------------------------
 This document details the changes between this version, bash-4.4-beta, and
@@ -999,3 +1004,4 @@ h.  The insert-char function attempts to batch-insert all pending typeahead
 i.  rl_callback_sigcleanup: a new application function that can clean up and
     unset any state set by readline's callback mode.  Intended to be used
     after a signal.
+

CWRU/CWRU.chlog

@@ -11601,3 +11601,51 @@ lib/sh/netopen.c
 doc/{bash.1,bashref.texi}
 	- change conditional commands description to make it clearer that
 	  bash doesn't emulate /dev/fd if the OS provides it
+
+				   8/22
+				   ----
+braces.c
+	- expand_amble: free partial and tem on failure to allocate memory
+	  for merged partial+result strvec.  Fix from Dmitry Goncharov
+	  <dgoncharov@users.sf.net>
+
+				   8/23
+				   ----
+jobs.c
+	- wait_for: don't call get_tty_state when a job finishes if we're
+	  running it as part of programmable completion.  We test
+	  rl_readline_state.  Fixes bug reported by Jaro Punta
+	  <silly8888@gmail.com>
+
+				   8/24
+				   ----
+subst.c
+	- pat_subst: fix memory leak (mstr).  Fix from Dmitry Goncharov
+	  <dgoncharov@users.sf.net>
+	- split_at_delims: fix memory leak (d2).  Fix from Dmitry Goncharov
+	  <dgoncharov@users.sf.net>
+
+				   8/26
+				   ----
+subst.c
+	- match_upattern,match_wpattern: make sure that a trailing `*' is
+	  not escaped (preceded by an odd number of backslashes) before we
+	  append a `*' when checking whether a pattern matches anywhere in
+	  the string
+
+lib/readline/{input,signals}.c
+	- protect instances of SIGQUIT with #ifdef SIGQUIT; apparently
+	  MinGW doesn't define it
+	- protect instances of SIGHUP with #ifdef SIGHUP; apparently
+	  MinGW doesn't define it.  From a report from Simon Sobisch
+	  <simonsobisch@gnu.org>
+
+xmalloc.o
+	- allocerr: only try to find the break and report it if we're using
+	  the bash malloc; there's no guarantee that any other malloc is
+	  using sbrk()
+
+doc/{bash.1,bashref.texi}
+	- quote removal: add paragraph mentioning quote removal to beginning
+	  of expansions section, referencing later paragraph.  Report from
+	  Michel Lanne <michel.lanne@gmail.com>

NEWS

@@ -186,12 +186,12 @@ j.  If an incremental search string has its last character removed with DEL, the
     resulting empty search string no longer matches the previous line.
 
 k.  If readline reads a history file that begins with `#' (or the value of
-    the history comment character) and has enabled history timestamps, the history
-    entries are assumed to be delimited by timestamps.  This allows multi-line
-    history entries.
+    the history comment character) and has enabled history timestamps, the
+    history entries are assumed to be delimited by timestamps.  This allows
+    multi-line history entries.
 
-l.  Readline now throws an error if it parses a key binding without a terminating
-    `:' or whitespace.
+l.  Readline now throws an error if it parses a key binding without a
+    terminating `:' or whitespace.
 
 m.  The default binding for ^W in vi mode now uses word boundaries specified
     by Posix (vi-unix-word-rubout is bindable command name).
@@ -212,6 +212,15 @@ q.  Fixed a bug with displaying completions when the prefix display length
 r.  The :p history modifier now applies to the entire line, so any expansion
     specifying :p causes the line to be printed instead of expanded.
 
+s.  New application-callable function: rl_pending_signal(): returns the signal
+    number of any signal readline has caught but not yet handled.
+
+t.  New application-settable variable: rl_persistent_signal_handlers: if set
+    to a non-zero value, readline will enable the readline-6.2 signal handler
+    behavior in callback mode: handlers are installed when
+    rl_callback_handler_install is called and removed removed when a complete
+    line has been read.
+
 -------------------------------------------------------------------------------
 This is a terse description of the new features added to bash-4.3 since
 the release of bash-4.2.  As always, the manual page (doc/bash.1) is

NEWS-4.4

@@ -178,17 +178,37 @@ j.  If an incremental search string has its last character removed with DEL, the
     resulting empty search string no longer matches the previous line.
 
 k.  If readline reads a history file that begins with `#' (or the value of
-    the history comment character) and has enabled history timestamps, the history
-    entries are assumed to be delimited by timestamps.  This allows multi-line
-    history entries.
+    the history comment character) and has enabled history timestamps, the
+    history entries are assumed to be delimited by timestamps.  This allows
+    multi-line history entries.
 
-l.  Readline now throws an error if it parses a key binding without a terminating
-    `:' or whitespace.
+l.  Readline now throws an error if it parses a key binding without a
+    terminating `:' or whitespace.
 
-m.  New application-callable function: rl_pending_signal(): returns the signal
+m.  The default binding for ^W in vi mode now uses word boundaries specified
+    by Posix (vi-unix-word-rubout is bindable command name).
+
+n.  rl_clear_visible_line: new application-callable function; clears all
+    screen lines occupied by the current visible readline line.
+
+o.  rl_tty_set_echoing: application-callable function that controls whether
+    or not readline thinks it is echoing terminal output.
+
+p.  Handle >| and strings of digits preceding and following redirection
+    specifications as single tokens when tokenizing the line for history
+    expansion.
+
+q.  Fixed a bug with displaying completions when the prefix display length
+    is greater than the length of the completions to be displayed.
+
+r.  The :p history modifier now applies to the entire line, so any expansion
+    specifying :p causes the line to be printed instead of expanded.
+
+s.  New application-callable function: rl_pending_signal(): returns the signal
     number of any signal readline has caught but not yet handled.
-    
-n.  New application-settable variable: rl_persistent_signal_handlers: if set to a
-    non-zero value, readline will enable the readline-6.2 signal handler behavior  
-    in callback mode: handlers are installed when rl_callback_handler_install is
-    called and removed removed when a complete line has been read.
+
+t.  New application-settable variable: rl_persistent_signal_handlers: if set
+    to a non-zero value, readline will enable the readline-6.2 signal handler
+    behavior in callback mode: handlers are installed when
+    rl_callback_handler_install is called and removed removed when a complete
+    line has been read.

braces.c

@@ -38,6 +38,12 @@
 
 #if defined (SHELL)
 #  include "shell.h"
+#else
+#  if defined (TEST)
+typedef char *WORD_DESC;
+typedef char **WORD_LIST;
+#define _(X)	X
+#  endif /* TEST */
 #endif /* SHELL */
 
 #include "typemax.h"		/* INTMAX_MIN, INTMAX_MAX */
@@ -287,7 +293,9 @@ expand_amble (text, tlen, flags)
   char *tem;
   int start, i, c;
 
+#if defined (SHELL)
   DECLARE_MBSTATE;
+#endif
 
   result = (char **)NULL;
 
@@ -301,7 +309,7 @@ expand_amble (text, tlen, flags)
 #else
       tem = (char *)xmalloc (1 + (i - start));
       strncpy (tem, &text[start], (i - start));
-      tem[i- start] = '\0';
+      tem[i - start] = '\0';
 #endif
 
       partial = brace_expand (tem);
@@ -319,6 +327,8 @@ expand_amble (text, tlen, flags)
 	  if (tresult == 0)
 	    {
 	      internal_error (_("brace expansion: cannot allocate memory for %s"), tem);
+	      free (tem);
+	      strvec_dispose (partial);
 	      strvec_dispose (result);
 	      result = (char **)NULL;
 	      return result;
@@ -333,7 +343,11 @@ expand_amble (text, tlen, flags)
 	  free (partial);
 	}
       free (tem);
+#if defined (SHELL)
       ADVANCE_CHAR (text, tlen, i);
+#else
+      i++;
+#endif
       start = i;
     }
   return (result);
@@ -623,7 +637,11 @@ brace_gobbler (text, tlen, indx, satisfy)
       if (pass_next)
 	{
 	  pass_next = 0;
+#if defined (SHELL)
 	  ADVANCE_CHAR (text, tlen, i);
+#else
+	  i++;
+#endif
 	  continue;
 	}
 
@@ -657,7 +675,11 @@ brace_gobbler (text, tlen, indx, satisfy)
 	  if (quoted == '"' && c == '$' && text[i+1] == '(')	/*)*/
 	    goto comsub;
 #endif
+#if defined (SHELL)
 	  ADVANCE_CHAR (text, tlen, i);
+#else
+	  i++;
+#endif
 	  continue;
 	}
 
@@ -710,7 +732,11 @@ comsub:
 	commas++;
 #endif
 
+#if defined (SHELL)
       ADVANCE_CHAR (text, tlen, i);
+#else
+      i++;
+#endif
     }
 
   *indx = i;
@@ -789,20 +815,29 @@ array_concat (arr1, arr2)
 #if defined (TEST)
 #include <stdio.h>
 
-fatal_error (format, arg1, arg2)
-     char *format, *arg1, *arg2;
+void *
+xmalloc(n)
+     size_t n;
 {
-  report_error (format, arg1, arg2);
-  exit (1);
+  return (malloc (n));
 }
 
-report_error (format, arg1, arg2)
+void *
+xrealloc(p, n)
+     void *p;
+     size_t n;
+{
+  return (realloc (p, n));
+}
+
+int
+internal_error (format, arg1, arg2)
      char *format, *arg1, *arg2;
 {
   fprintf (stderr, format, arg1, arg2);
   fprintf (stderr, "\n");
 }
-
+      
 main ()
 {
   char example[256];
@@ -826,7 +861,7 @@ main ()
       for (i = 0; result[i]; i++)
 	printf ("%s\n", result[i]);
 
-      free_array (result);
+      strvec_dispose (result);
     }
 }
 

builtins/declare.def

@@ -357,8 +357,8 @@ declare_internal (list, local_var)
 #endif
 	}
 
-#if defined (ARRAY_VARS)
 restart_new_var_name:
+#if defined (ARRAY_VARS)
       var_exists = array_exists = creating_array = 0;
       compound_array_assign = simple_array_assign = 0;
       array_subscript_assignment = 0;

configure

@@ -1,7 +1,7 @@
 #! /bin/sh
-# From configure.ac for Bash 4.4, version 4.080.
+# From configure.ac for Bash 4.4, version 4.081.
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for bash 4.4-rc2.
+# Generated by GNU Autoconf 2.69 for bash 4.4-releng.
 #
 # Report bugs to <bug-bash@gnu.org>.
 #
@@ -581,8 +581,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='bash'
 PACKAGE_TARNAME='bash'
-PACKAGE_VERSION='4.4-rc2'
-PACKAGE_STRING='bash 4.4-rc2'
+PACKAGE_VERSION='4.4-releng'
+PACKAGE_STRING='bash 4.4-releng'
 PACKAGE_BUGREPORT='bug-bash@gnu.org'
 PACKAGE_URL=''
 
@@ -1393,7 +1393,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures bash 4.4-rc2 to adapt to many kinds of systems.
+\`configure' configures bash 4.4-releng to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1458,7 +1458,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of bash 4.4-rc2:";;
+     short | recursive ) echo "Configuration of bash 4.4-releng:";;
    esac
   cat <<\_ACEOF
 
@@ -1651,7 +1651,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-bash configure 4.4-rc2
+bash configure 4.4-releng
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2360,7 +2360,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by bash $as_me 4.4-rc2, which was
+It was created by bash $as_me 4.4-releng, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2754,10 +2754,10 @@ ac_config_headers="$ac_config_headers config.h"
 
 
 BASHVERS=4.4
-RELSTATUS=rc2
+RELSTATUS=releng
 
 case "$RELSTATUS" in
-alp*|bet*|dev*|rc*|maint*)	DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;;
+alp*|bet*|dev*|rc*|releng*|maint*)	DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;;
 *)	DEBUG= MALLOC_DEBUG= ;;
 esac
 
@@ -4916,7 +4916,8 @@ CFLAGS=${CFLAGS-"$AUTO_CFLAGS"}
 # LDFLAGS=${LDFLAGS="$AUTO_LDFLAGS"}	# XXX
 
 # turn off paren warnings in gcc
-if test "$GCC" = yes && test -n "$DEBUG"; then
+if test "$GCC" = yes # && test -n "$DEBUG"
+then
 	CFLAGS="$CFLAGS -Wno-parentheses -Wno-format-security"
 fi
 
@@ -16704,7 +16705,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by bash $as_me 4.4-rc2, which was
+This file was extended by bash $as_me 4.4-releng, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -16770,7 +16771,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-bash config.status 4.4-rc2
+bash config.status 4.4-releng
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 

configure.ac

@@ -21,10 +21,10 @@ dnl Process this file with autoconf to produce a configure script.
 #   You should have received a copy of the GNU General Public License
 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-AC_REVISION([for Bash 4.4, version 4.080])dnl
+AC_REVISION([for Bash 4.4, version 4.081])dnl
 
 define(bashvers, 4.4)
-define(relstatus, rc2)
+define(relstatus, releng)
 
 AC_INIT([bash], bashvers-relstatus, [bug-bash@gnu.org])
 
@@ -42,7 +42,7 @@ RELSTATUS=relstatus
 
 dnl defaults for debug settings
 case "$RELSTATUS" in
-alp*|bet*|dev*|rc*|maint*)	DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;;
+alp*|bet*|dev*|rc*|releng*|maint*)	DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;;
 *)	DEBUG= MALLOC_DEBUG= ;;
 esac
 
@@ -462,7 +462,8 @@ CFLAGS=${CFLAGS-"$AUTO_CFLAGS"}
 # LDFLAGS=${LDFLAGS="$AUTO_LDFLAGS"}	# XXX
 
 # turn off paren warnings in gcc
-if test "$GCC" = yes && test -n "$DEBUG"; then
+if test "$GCC" = yes # && test -n "$DEBUG"
+then
 	CFLAGS="$CFLAGS -Wno-parentheses -Wno-format-security"
 fi
 

doc/bash.1

@@ -5,12 +5,12 @@
 .\"	Case Western Reserve University
 .\"	chet.ramey@case.edu
 .\"
-.\"	Last Change: Sun Aug 21 14:47:11 EDT 2016
+.\"	Last Change: Fri Aug 26 09:45:10 EDT 2016
 .\"
 .\" bash_builtins, strip all but Built-Ins section
 .if \n(zZ=1 .ig zZ
 .if \n(zY=1 .ig zY
-.TH BASH 1 "2016 August 21" "GNU Bash 4.4"
+.TH BASH 1 "2016 August 26" "GNU Bash 4.4"
 .\"
 .\" There's some problem with having a `@'
 .\" in a tagged paragraph with the BSD man macros.
@@ -2681,6 +2681,10 @@ This is performed at the
 same time as tilde, parameter, variable, and arithmetic expansion and
 command substitution.
 .PP
+After these expansions are performed, quote characters present in the
+original word are removed unless they have been quoted themselves
+(\fIquote removal\fP).
+.PP
 Only brace expansion, word splitting, and pathname expansion
 can change the number of words of the expansion; other expansions
 expand a single word to a single word.

doc/bash.html

@@ -3,7 +3,7 @@
 </HEAD>
 <BODY><TABLE WIDTH=100%>
 <TR>
-<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2016 May 29<TH ALIGN=RIGHT width=33%>BASH(1)
+<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2016 August 21<TH ALIGN=RIGHT width=33%>BASH(1)
 </TR>
 </TABLE>
 <BR><A HREF="#index">Index</A>
@@ -5533,6 +5533,11 @@ Conditional expressions are used by the <B>[[</B> compound command and
 the <B>test</B> and <B>[</B> builtin commands to test file attributes
 and perform string and arithmetic comparisons.
 Expressions are formed from the following unary or binary primaries.
+<B>Bash</B> handles several filenames specially when they are used in
+expressions.
+If the operating system on which <B>bash</B> is running provides these
+special files, bash will use them; otherwise it will emulate them
+internally with this behavior:
 If any <I>file</I> argument to one of the primaries is of the form
 <I>/dev/fd/n</I>, then file descriptor <I>n</I> is checked.
 If the <I>file</I> argument to one of the primaries is one of
@@ -13519,7 +13524,7 @@ There may be only one active coprocess at a time.
 <HR>
 <TABLE WIDTH=100%>
 <TR>
-<TH ALIGN=LEFT width=33%>GNU Bash 4.4<TH ALIGN=CENTER width=33%>2016 May 29<TH ALIGN=RIGHT width=33%>BASH(1)
+<TH ALIGN=LEFT width=33%>GNU Bash 4.4<TH ALIGN=CENTER width=33%>2016 August 21<TH ALIGN=RIGHT width=33%>BASH(1)
 </TR>
 </TABLE>
 <HR>
@@ -13625,6 +13630,6 @@ There may be only one active coprocess at a time.
 </DL>
 <HR>
 This document was created by man2html from bash.1.<BR>
-Time: 14 July 2016 11:48:02 EDT
+Time: 22 August 2016 09:44:22 EDT
 </BODY>
 </HTML>

doc/bash.info

@@ -2,9 +2,9 @@ This is bash.info, produced by makeinfo version 6.1 from
 bashref.texi.
 
 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 29 May 2016).
+Bash shell (version 4.4, 21 August 2016).
 
-   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 21 August 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.
 
    Copyright (C) 1988-2016 Free Software Foundation, Inc.
@@ -27,10 +27,10 @@ Bash Features
 *************
 
 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 29 May 2016).  The Bash home page is
+Bash shell (version 4.4, 21 August 2016).  The Bash home page is
 <http://www.gnu.org/software/bash/>.
 
-   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 21 August 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.
 
    Bash contains features that appear in other popular shells, and some
@@ -5749,11 +5749,14 @@ Conditional expressions are used by the '[[' compound command and the
 
    Expressions may be unary or binary.  Unary expressions are often used
 to examine the status of a file.  There are string operators and numeric
-comparison operators as well.  If the FILE argument to one of the
-primaries is of the form '/dev/fd/N', then file descriptor N is checked.
-If the FILE argument to one of the primaries is one of '/dev/stdin',
-'/dev/stdout', or '/dev/stderr', file descriptor 0, 1, or 2,
-respectively, is checked.
+comparison operators as well.  Bash handles several filenames specially
+when they are used in expressions.  If the operating system on which
+Bash is running provides these special files, Bash will use them;
+otherwise it will emulate them internally with this behavior: If the
+FILE argument to one of the primaries is of the form '/dev/fd/N', then
+file descriptor N is checked.  If the FILE argument to one of the
+primaries is one of '/dev/stdin', '/dev/stdout', or '/dev/stderr', file
+descriptor 0, 1, or 2, respectively, is checked.
 
    When used with '[[', the '<' and '>' operators sort lexicographically
 using the current locale.  The 'test' command uses ASCII ordering.
@@ -11337,134 +11340,134 @@ D.5 Concept Index
 
 
 Tag Table:
-Node: Top887
-Node: Introduction2797
-Node: What is Bash?3013
-Node: What is a shell?4127
-Node: Definitions6665
-Node: Basic Shell Features9616
-Node: Shell Syntax10835
-Node: Shell Operation11861
-Node: Quoting13154
-Node: Escape Character14454
-Node: Single Quotes14939
-Node: Double Quotes15287
-Node: ANSI-C Quoting16565
-Node: Locale Translation17818
-Node: Comments18714
-Node: Shell Commands19332
-Node: Simple Commands20204
-Node: Pipelines20835
-Node: Lists23578
-Node: Compound Commands25307
-Node: Looping Constructs26310
-Node: Conditional Constructs28773
-Node: Command Grouping39695
-Node: Coprocesses41174
-Node: GNU Parallel43006
-Node: Shell Functions46979
-Node: Shell Parameters52185
-Node: Positional Parameters56598
-Node: Special Parameters57498
-Node: Shell Expansions60835
-Node: Brace Expansion62772
-Node: Tilde Expansion65553
-Node: Shell Parameter Expansion67901
-Node: Command Substitution82033
-Node: Arithmetic Expansion83388
-Node: Process Substitution84320
-Node: Word Splitting85440
-Node: Filename Expansion87384
-Node: Pattern Matching89668
-Node: Quote Removal93366
-Node: Redirections93661
-Node: Executing Commands103081
-Node: Simple Command Expansion103751
-Node: Command Search and Execution105681
-Node: Command Execution Environment108017
-Node: Environment111001
-Node: Exit Status112660
-Node: Signals114330
-Node: Shell Scripts116297
-Node: Shell Builtin Commands118812
-Node: Bourne Shell Builtins120846
-Node: Bash Builtins141446
-Node: Modifying Shell Behavior170091
-Node: The Set Builtin170436
-Node: The Shopt Builtin180849
-Node: Special Builtins196648
-Node: Shell Variables197627
-Node: Bourne Shell Variables198064
-Node: Bash Variables200095
-Node: Bash Features228475
-Node: Invoking Bash229374
-Node: Bash Startup Files235323
-Node: Interactive Shells240426
-Node: What is an Interactive Shell?240836
-Node: Is this Shell Interactive?241485
-Node: Interactive Shell Behavior242300
-Node: Bash Conditional Expressions245675
-Node: Shell Arithmetic249676
-Node: Aliases252493
-Node: Arrays255041
-Node: The Directory Stack260125
-Node: Directory Stack Builtins260909
-Node: Controlling the Prompt263877
-Node: The Restricted Shell266623
-Node: Bash POSIX Mode268448
-Node: Job Control278501
-Node: Job Control Basics278961
-Node: Job Control Builtins283680
-Node: Job Control Variables288210
-Node: Command Line Editing289366
-Node: Introduction and Notation291037
-Node: Readline Interaction292660
-Node: Readline Bare Essentials293851
-Node: Readline Movement Commands295634
-Node: Readline Killing Commands296594
-Node: Readline Arguments298512
-Node: Searching299556
-Node: Readline Init File301742
-Node: Readline Init File Syntax302889
-Node: Conditional Init Constructs323076
-Node: Sample Init File325601
-Node: Bindable Readline Commands328718
-Node: Commands For Moving329922
-Node: Commands For History331065
-Node: Commands For Text335354
-Node: Commands For Killing338743
-Node: Numeric Arguments341224
-Node: Commands For Completion342363
-Node: Keyboard Macros346554
-Node: Miscellaneous Commands347241
-Node: Readline vi Mode353045
-Node: Programmable Completion353952
-Node: Programmable Completion Builtins361413
-Node: A Programmable Completion Example371299
-Node: Using History Interactively376551
-Node: Bash History Facilities377235
-Node: Bash History Builtins380236
-Node: History Interaction384233
-Node: Event Designators387197
-Node: Word Designators388416
-Node: Modifiers390053
-Node: Installing Bash391455
-Node: Basic Installation392592
-Node: Compilers and Options395283
-Node: Compiling For Multiple Architectures396024
-Node: Installation Names397687
-Node: Specifying the System Type398505
-Node: Sharing Defaults399221
-Node: Operation Controls399894
-Node: Optional Features400852
-Node: Reporting Bugs411109
-Node: Major Differences From The Bourne Shell412303
-Node: GNU Free Documentation License429155
-Node: Indexes454332
-Node: Builtin Index454786
-Node: Reserved Word Index461613
-Node: Variable Index464061
-Node: Function Index479520
-Node: Concept Index492677
+Node: Top893
+Node: Introduction2809
+Node: What is Bash?3025
+Node: What is a shell?4139
+Node: Definitions6677
+Node: Basic Shell Features9628
+Node: Shell Syntax10847
+Node: Shell Operation11873
+Node: Quoting13166
+Node: Escape Character14466
+Node: Single Quotes14951
+Node: Double Quotes15299
+Node: ANSI-C Quoting16577
+Node: Locale Translation17830
+Node: Comments18726
+Node: Shell Commands19344
+Node: Simple Commands20216
+Node: Pipelines20847
+Node: Lists23590
+Node: Compound Commands25319
+Node: Looping Constructs26322
+Node: Conditional Constructs28785
+Node: Command Grouping39707
+Node: Coprocesses41186
+Node: GNU Parallel43018
+Node: Shell Functions46991
+Node: Shell Parameters52197
+Node: Positional Parameters56610
+Node: Special Parameters57510
+Node: Shell Expansions60847
+Node: Brace Expansion62784
+Node: Tilde Expansion65565
+Node: Shell Parameter Expansion67913
+Node: Command Substitution82045
+Node: Arithmetic Expansion83400
+Node: Process Substitution84332
+Node: Word Splitting85452
+Node: Filename Expansion87396
+Node: Pattern Matching89680
+Node: Quote Removal93378
+Node: Redirections93673
+Node: Executing Commands103093
+Node: Simple Command Expansion103763
+Node: Command Search and Execution105693
+Node: Command Execution Environment108029
+Node: Environment111013
+Node: Exit Status112672
+Node: Signals114342
+Node: Shell Scripts116309
+Node: Shell Builtin Commands118824
+Node: Bourne Shell Builtins120858
+Node: Bash Builtins141458
+Node: Modifying Shell Behavior170103
+Node: The Set Builtin170448
+Node: The Shopt Builtin180861
+Node: Special Builtins196660
+Node: Shell Variables197639
+Node: Bourne Shell Variables198076
+Node: Bash Variables200107
+Node: Bash Features228487
+Node: Invoking Bash229386
+Node: Bash Startup Files235335
+Node: Interactive Shells240438
+Node: What is an Interactive Shell?240848
+Node: Is this Shell Interactive?241497
+Node: Interactive Shell Behavior242312
+Node: Bash Conditional Expressions245687
+Node: Shell Arithmetic249927
+Node: Aliases252744
+Node: Arrays255292
+Node: The Directory Stack260376
+Node: Directory Stack Builtins261160
+Node: Controlling the Prompt264128
+Node: The Restricted Shell266874
+Node: Bash POSIX Mode268699
+Node: Job Control278752
+Node: Job Control Basics279212
+Node: Job Control Builtins283931
+Node: Job Control Variables288461
+Node: Command Line Editing289617
+Node: Introduction and Notation291288
+Node: Readline Interaction292911
+Node: Readline Bare Essentials294102
+Node: Readline Movement Commands295885
+Node: Readline Killing Commands296845
+Node: Readline Arguments298763
+Node: Searching299807
+Node: Readline Init File301993
+Node: Readline Init File Syntax303140
+Node: Conditional Init Constructs323327
+Node: Sample Init File325852
+Node: Bindable Readline Commands328969
+Node: Commands For Moving330173
+Node: Commands For History331316
+Node: Commands For Text335605
+Node: Commands For Killing338994
+Node: Numeric Arguments341475
+Node: Commands For Completion342614
+Node: Keyboard Macros346805
+Node: Miscellaneous Commands347492
+Node: Readline vi Mode353296
+Node: Programmable Completion354203
+Node: Programmable Completion Builtins361664
+Node: A Programmable Completion Example371550
+Node: Using History Interactively376802
+Node: Bash History Facilities377486
+Node: Bash History Builtins380487
+Node: History Interaction384484
+Node: Event Designators387448
+Node: Word Designators388667
+Node: Modifiers390304
+Node: Installing Bash391706
+Node: Basic Installation392843
+Node: Compilers and Options395534
+Node: Compiling For Multiple Architectures396275
+Node: Installation Names397938
+Node: Specifying the System Type398756
+Node: Sharing Defaults399472
+Node: Operation Controls400145
+Node: Optional Features401103
+Node: Reporting Bugs411360
+Node: Major Differences From The Bourne Shell412554
+Node: GNU Free Documentation License429406
+Node: Indexes454583
+Node: Builtin Index455037
+Node: Reserved Word Index461864
+Node: Variable Index464312
+Node: Function Index479771
+Node: Concept Index492928
 
 End Tag Table

doc/bashref.aux

@@ -207,9 +207,9 @@
 @xrdef{Arrays-pg}{90}
 @xrdef{The Directory Stack-title}{The Directory Stack}
 @xrdef{The Directory Stack-snt}{Section@tie 6.8}
-@xrdef{The Directory Stack-pg}{91}
 @xrdef{Directory Stack Builtins-title}{Directory Stack Builtins}
 @xrdef{Directory Stack Builtins-snt}{Section@tie 6.8.1}
+@xrdef{The Directory Stack-pg}{92}
 @xrdef{Directory Stack Builtins-pg}{92}
 @xrdef{Controlling the Prompt-title}{Controlling the Prompt}
 @xrdef{Controlling the Prompt-snt}{Section@tie 6.9}

doc/bashref.cp

@@ -85,7 +85,7 @@
 \entry{arithmetic evaluation}{88}{arithmetic evaluation}
 \entry{alias expansion}{89}{alias expansion}
 \entry{arrays}{90}{arrays}
-\entry{directory stack}{91}{directory stack}
+\entry{directory stack}{92}{directory stack}
 \entry{prompting}{93}{prompting}
 \entry{restricted shell}{94}{restricted shell}
 \entry{POSIX Mode}{95}{POSIX Mode}

doc/bashref.cps

@@ -33,7 +33,7 @@
 \entry {control operator}{3}
 \entry {coprocess}{15}
 \initial {D}
-\entry {directory stack}{91}
+\entry {directory stack}{92}
 \initial {E}
 \entry {editing command lines}{104}
 \entry {environment}{38}

doc/bashref.html

@@ -1,9 +1,9 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 <html>
 <!-- This text is a brief description of the features that are present in
-the Bash shell (version 4.4, 29 May 2016).
+the Bash shell (version 4.4, 21 August 2016).
 
-This is Edition 4.4, last updated 29 May 2016,
+This is Edition 4.4, last updated 21 August 2016,
 of The GNU Bash Reference Manual,
 for Bash, Version 4.4.
 
@@ -284,10 +284,10 @@ Next: <a href="#Introduction" accesskey="n" rel="next">Introduction</a>, Previou
 <h1 class="top">Bash Features</h1>
 
 <p>This text is a brief description of the features that are present in
-the Bash shell (version 4.4, 29 May 2016).
+the Bash shell (version 4.4, 21 August 2016).
 The Bash home page is <a href="http://www.gnu.org/software/bash/">http://www.gnu.org/software/bash/</a>.
 </p>
-<p>This is Edition 4.4, last updated 29 May 2016,
+<p>This is Edition 4.4, last updated 21 August 2016,
 of <cite>The GNU Bash Reference Manual</cite>,
 for <code>Bash</code>, Version 4.4.
 </p>
@@ -7902,6 +7902,11 @@ and the <code>test</code> and <code>[</code> builtin commands.
 <p>Expressions may be unary or binary.
 Unary expressions are often used to examine the status of a file.
 There are string operators and numeric comparison operators as well.
+Bash handles several filenames specially when they are used in
+expressions.
+If the operating system on which Bash is running provides these
+special files, Bash will use them; otherwise it will emulate them
+internally with this behavior:
 If the <var>file</var> argument to one of the primaries is of the form
 <samp>/dev/fd/<var>N</var></samp>, then file descriptor <var>N</var> is checked.
 If the <var>file</var> argument to one of the primaries is one of

doc/bashref.info

@@ -2,9 +2,9 @@ This is bashref.info, produced by makeinfo version 6.1 from
 bashref.texi.
 
 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 29 May 2016).
+Bash shell (version 4.4, 21 August 2016).
 
-   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 21 August 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.
 
    Copyright (C) 1988-2016 Free Software Foundation, Inc.
@@ -27,10 +27,10 @@ Bash Features
 *************
 
 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 29 May 2016).  The Bash home page is
+Bash shell (version 4.4, 21 August 2016).  The Bash home page is
 <http://www.gnu.org/software/bash/>.
 
-   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 21 August 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.
 
    Bash contains features that appear in other popular shells, and some
@@ -5749,11 +5749,14 @@ Conditional expressions are used by the '[[' compound command and the
 
    Expressions may be unary or binary.  Unary expressions are often used
 to examine the status of a file.  There are string operators and numeric
-comparison operators as well.  If the FILE argument to one of the
-primaries is of the form '/dev/fd/N', then file descriptor N is checked.
-If the FILE argument to one of the primaries is one of '/dev/stdin',
-'/dev/stdout', or '/dev/stderr', file descriptor 0, 1, or 2,
-respectively, is checked.
+comparison operators as well.  Bash handles several filenames specially
+when they are used in expressions.  If the operating system on which
+Bash is running provides these special files, Bash will use them;
+otherwise it will emulate them internally with this behavior: If the
+FILE argument to one of the primaries is of the form '/dev/fd/N', then
+file descriptor N is checked.  If the FILE argument to one of the
+primaries is one of '/dev/stdin', '/dev/stdout', or '/dev/stderr', file
+descriptor 0, 1, or 2, respectively, is checked.
 
    When used with '[[', the '<' and '>' operators sort lexicographically
 using the current locale.  The 'test' command uses ASCII ordering.
@@ -11337,134 +11340,134 @@ D.5 Concept Index
 
 
 Tag Table:
-Node: Top887
-Node: Introduction2797
-Node: What is Bash?3013
-Node: What is a shell?4127
-Node: Definitions6665
-Node: Basic Shell Features9616
-Node: Shell Syntax10835
-Node: Shell Operation11861
-Node: Quoting13154
-Node: Escape Character14454
-Node: Single Quotes14939
-Node: Double Quotes15287
-Node: ANSI-C Quoting16565
-Node: Locale Translation17818
-Node: Comments18714
-Node: Shell Commands19332
-Node: Simple Commands20204
-Node: Pipelines20835
-Node: Lists23578
-Node: Compound Commands25307
-Node: Looping Constructs26310
-Node: Conditional Constructs28773
-Node: Command Grouping39695
-Node: Coprocesses41174
-Node: GNU Parallel43006
-Node: Shell Functions46979
-Node: Shell Parameters52185
-Node: Positional Parameters56598
-Node: Special Parameters57498
-Node: Shell Expansions60835
-Node: Brace Expansion62772
-Node: Tilde Expansion65553
-Node: Shell Parameter Expansion67901
-Node: Command Substitution82033
-Node: Arithmetic Expansion83388
-Node: Process Substitution84320
-Node: Word Splitting85440
-Node: Filename Expansion87384
-Node: Pattern Matching89668
-Node: Quote Removal93366
-Node: Redirections93661
-Node: Executing Commands103081
-Node: Simple Command Expansion103751
-Node: Command Search and Execution105681
-Node: Command Execution Environment108017
-Node: Environment111001
-Node: Exit Status112660
-Node: Signals114330
-Node: Shell Scripts116297
-Node: Shell Builtin Commands118812
-Node: Bourne Shell Builtins120846
-Node: Bash Builtins141446
-Node: Modifying Shell Behavior170091
-Node: The Set Builtin170436
-Node: The Shopt Builtin180849
-Node: Special Builtins196648
-Node: Shell Variables197627
-Node: Bourne Shell Variables198064
-Node: Bash Variables200095
-Node: Bash Features228475
-Node: Invoking Bash229374
-Node: Bash Startup Files235323
-Node: Interactive Shells240426
-Node: What is an Interactive Shell?240836
-Node: Is this Shell Interactive?241485
-Node: Interactive Shell Behavior242300
-Node: Bash Conditional Expressions245675
-Node: Shell Arithmetic249676
-Node: Aliases252493
-Node: Arrays255041
-Node: The Directory Stack260125
-Node: Directory Stack Builtins260909
-Node: Controlling the Prompt263877
-Node: The Restricted Shell266623
-Node: Bash POSIX Mode268448
-Node: Job Control278501
-Node: Job Control Basics278961
-Node: Job Control Builtins283680
-Node: Job Control Variables288210
-Node: Command Line Editing289366
-Node: Introduction and Notation291037
-Node: Readline Interaction292660
-Node: Readline Bare Essentials293851
-Node: Readline Movement Commands295634
-Node: Readline Killing Commands296594
-Node: Readline Arguments298512
-Node: Searching299556
-Node: Readline Init File301742
-Node: Readline Init File Syntax302889
-Node: Conditional Init Constructs323076
-Node: Sample Init File325601
-Node: Bindable Readline Commands328718
-Node: Commands For Moving329922
-Node: Commands For History331065
-Node: Commands For Text335354
-Node: Commands For Killing338743
-Node: Numeric Arguments341224
-Node: Commands For Completion342363
-Node: Keyboard Macros346554
-Node: Miscellaneous Commands347241
-Node: Readline vi Mode353045
-Node: Programmable Completion353952
-Node: Programmable Completion Builtins361413
-Node: A Programmable Completion Example371299
-Node: Using History Interactively376551
-Node: Bash History Facilities377235
-Node: Bash History Builtins380236
-Node: History Interaction384233
-Node: Event Designators387197
-Node: Word Designators388416
-Node: Modifiers390053
-Node: Installing Bash391455
-Node: Basic Installation392592
-Node: Compilers and Options395283
-Node: Compiling For Multiple Architectures396024
-Node: Installation Names397687
-Node: Specifying the System Type398505
-Node: Sharing Defaults399221
-Node: Operation Controls399894
-Node: Optional Features400852
-Node: Reporting Bugs411109
-Node: Major Differences From The Bourne Shell412303
-Node: GNU Free Documentation License429155
-Node: Indexes454332
-Node: Builtin Index454786
-Node: Reserved Word Index461613
-Node: Variable Index464061
-Node: Function Index479520
-Node: Concept Index492677
+Node: Top893
+Node: Introduction2809
+Node: What is Bash?3025
+Node: What is a shell?4139
+Node: Definitions6677
+Node: Basic Shell Features9628
+Node: Shell Syntax10847
+Node: Shell Operation11873
+Node: Quoting13166
+Node: Escape Character14466
+Node: Single Quotes14951
+Node: Double Quotes15299
+Node: ANSI-C Quoting16577
+Node: Locale Translation17830
+Node: Comments18726
+Node: Shell Commands19344
+Node: Simple Commands20216
+Node: Pipelines20847
+Node: Lists23590
+Node: Compound Commands25319
+Node: Looping Constructs26322
+Node: Conditional Constructs28785
+Node: Command Grouping39707
+Node: Coprocesses41186
+Node: GNU Parallel43018
+Node: Shell Functions46991
+Node: Shell Parameters52197
+Node: Positional Parameters56610
+Node: Special Parameters57510
+Node: Shell Expansions60847
+Node: Brace Expansion62784
+Node: Tilde Expansion65565
+Node: Shell Parameter Expansion67913
+Node: Command Substitution82045
+Node: Arithmetic Expansion83400
+Node: Process Substitution84332
+Node: Word Splitting85452
+Node: Filename Expansion87396
+Node: Pattern Matching89680
+Node: Quote Removal93378
+Node: Redirections93673
+Node: Executing Commands103093
+Node: Simple Command Expansion103763
+Node: Command Search and Execution105693
+Node: Command Execution Environment108029
+Node: Environment111013
+Node: Exit Status112672
+Node: Signals114342
+Node: Shell Scripts116309
+Node: Shell Builtin Commands118824
+Node: Bourne Shell Builtins120858
+Node: Bash Builtins141458
+Node: Modifying Shell Behavior170103
+Node: The Set Builtin170448
+Node: The Shopt Builtin180861
+Node: Special Builtins196660
+Node: Shell Variables197639
+Node: Bourne Shell Variables198076
+Node: Bash Variables200107
+Node: Bash Features228487
+Node: Invoking Bash229386
+Node: Bash Startup Files235335
+Node: Interactive Shells240438
+Node: What is an Interactive Shell?240848
+Node: Is this Shell Interactive?241497
+Node: Interactive Shell Behavior242312
+Node: Bash Conditional Expressions245687
+Node: Shell Arithmetic249927
+Node: Aliases252744
+Node: Arrays255292
+Node: The Directory Stack260376
+Node: Directory Stack Builtins261160
+Node: Controlling the Prompt264128
+Node: The Restricted Shell266874
+Node: Bash POSIX Mode268699
+Node: Job Control278752
+Node: Job Control Basics279212
+Node: Job Control Builtins283931
+Node: Job Control Variables288461
+Node: Command Line Editing289617
+Node: Introduction and Notation291288
+Node: Readline Interaction292911
+Node: Readline Bare Essentials294102
+Node: Readline Movement Commands295885
+Node: Readline Killing Commands296845
+Node: Readline Arguments298763
+Node: Searching299807
+Node: Readline Init File301993
+Node: Readline Init File Syntax303140
+Node: Conditional Init Constructs323327
+Node: Sample Init File325852
+Node: Bindable Readline Commands328969
+Node: Commands For Moving330173
+Node: Commands For History331316
+Node: Commands For Text335605
+Node: Commands For Killing338994
+Node: Numeric Arguments341475
+Node: Commands For Completion342614
+Node: Keyboard Macros346805
+Node: Miscellaneous Commands347492
+Node: Readline vi Mode353296
+Node: Programmable Completion354203
+Node: Programmable Completion Builtins361664
+Node: A Programmable Completion Example371550
+Node: Using History Interactively376802
+Node: Bash History Facilities377486
+Node: Bash History Builtins380487
+Node: History Interaction384484
+Node: Event Designators387448
+Node: Word Designators388667
+Node: Modifiers390304
+Node: Installing Bash391706
+Node: Basic Installation392843
+Node: Compilers and Options395534
+Node: Compiling For Multiple Architectures396275
+Node: Installation Names397938
+Node: Specifying the System Type398756
+Node: Sharing Defaults399472
+Node: Operation Controls400145
+Node: Optional Features401103
+Node: Reporting Bugs411360
+Node: Major Differences From The Bourne Shell412554
+Node: GNU Free Documentation License429406
+Node: Indexes454583
+Node: Builtin Index455037
+Node: Reserved Word Index461864
+Node: Variable Index464312
+Node: Function Index479771
+Node: Concept Index492928
 
 End Tag Table

doc/bashref.log

@@ -1,4 +1,4 @@
-This is pdfTeX, Version 3.14159265-2.6-1.40.17 (TeX Live 2016/MacPorts 2016_0) (preloaded format=pdfetex 2016.7.6)  14 JUL 2016 11:48
+This is pdfTeX, Version 3.14159265-2.6-1.40.17 (TeX Live 2016/MacPorts 2016_0) (preloaded format=pdfetex 2016.7.6)  22 AUG 2016 09:44
 entering extended mode
  restricted \write18 enabled.
  file:line:error style messages enabled.
@@ -390,7 +390,7 @@ texinfo.tex: doing @include of fdl.texi
 Here is how much of TeX's memory you used:
  4059 strings out of 497105
  47054 string characters out of 6206776
- 136588 words of memory out of 5000000
+ 136594 words of memory out of 5000000
  4846 multiletter control sequences out of 15000+600000
  34315 words of font info for 116 fonts, out of 8000000 for 9000
  51 hyphenation exceptions out of 8191
@@ -412,7 +412,7 @@ fonts/type1/public/amsfonts/cm/cmti10.pfb></opt/local/share/texmf-texlive/fonts
 lic/amsfonts/cm/cmtt9.pfb></opt/local/share/texmf-texlive/fonts/type1/public/cm
 -super/sfrm1095.pfb></opt/local/share/texmf-texlive/fonts/type1/public/cm-super
 /sfrm1440.pfb>
-Output written on bashref.pdf (177 pages, 733442 bytes).
+Output written on bashref.pdf (177 pages, 733716 bytes).
 PDF statistics:
  2573 PDF objects out of 2984 (max. 8388607)
  2351 compressed objects within 24 object streams

doc/bashref.texi

@@ -1703,6 +1703,10 @@ This is performed at the
 same time as tilde, parameter, variable, and arithmetic expansion and
 command substitution.
 
+After these expansions are performed, quote characters present in the
+original word are removed unless they have been quoted themselves
+(@var{quote removal}).
+
 Only brace expansion, word splitting, and filename expansion
 can change the number of words of the expansion; other expansions
 expand a single word to a single word.

doc/bashref.toc

@@ -77,7 +77,7 @@
 @numsecentry{Shell Arithmetic}{6.5}{Shell Arithmetic}{88}
 @numsecentry{Aliases}{6.6}{Aliases}{89}
 @numsecentry{Arrays}{6.7}{Arrays}{90}
-@numsecentry{The Directory Stack}{6.8}{The Directory Stack}{91}
+@numsecentry{The Directory Stack}{6.8}{The Directory Stack}{92}
 @numsubsecentry{Directory Stack Builtins}{6.8.1}{Directory Stack Builtins}{92}
 @numsecentry{Controlling the Prompt}{6.9}{Controlling the Prompt}{93}
 @numsecentry{The Restricted Shell}{6.10}{The Restricted Shell}{94}

doc/builtins.ps

@@ -1,6 +1,6 @@
 %!PS-Adobe-3.0
 %%Creator: groff version 1.22.3
-%%CreationDate: Thu Jul 14 11:47:50 2016
+%%CreationDate: Mon Aug 22 09:44:00 2016
 %%DocumentNeededResources: font Times-Roman
 %%+ font Times-Bold
 %%+ font Times-Italic

doc/rbash.ps

@@ -1,6 +1,6 @@
 %!PS-Adobe-3.0
 %%Creator: groff version 1.22.3
-%%CreationDate: Thu Jul 14 11:47:50 2016
+%%CreationDate: Mon Aug 22 09:44:00 2016
 %%DocumentNeededResources: font Times-Roman
 %%+ font Times-Bold
 %%DocumentSuppliedResources: procset grops 1.22 3

doc/version.texi

@@ -2,10 +2,10 @@
 Copyright (C) 1988-2016 Free Software Foundation, Inc.
 @end ignore
 
-@set LASTCHANGE Sun Aug 21 14:48:56 EDT 2016
+@set LASTCHANGE Fri Aug 26 09:44:56 EDT 2016
 
 @set EDITION 4.4
 @set VERSION 4.4
 
-@set UPDATED 21 August 2016
+@set UPDATED 26 August 2016
 @set UPDATED-MONTH August 2016

execute_cmd.c

@@ -4722,11 +4722,11 @@ execute_function (var, words, flags, fds_to_close, async, subshell)
 
 #if defined (ARRAY_VARS)
   fa = (struct func_array_state *)xmalloc (sizeof (struct func_array_state));
-  fa->source_a = bash_source_a;
+  fa->source_a = (ARRAY *)bash_source_a;
   fa->source_v = bash_source_v;
-  fa->lineno_a = bash_lineno_a;
+  fa->lineno_a = (ARRAY *)bash_lineno_a;
   fa->lineno_v = bash_lineno_v;
-  fa->funcname_a = funcname_a;
+  fa->funcname_a = (ARRAY *)funcname_a;
   fa->funcname_v = funcname_v;
   if (subshell == 0)
     add_unwind_protect (restore_funcarray_state, fa);

jobs.c

@@ -75,6 +75,10 @@
 #include "builtins/builtext.h"
 #include "builtins/common.h"
 
+#if defined (READLINE)
+# include <readline/readline.h>
+#endif
+
 #if !defined (errno)
 extern int errno;
 #endif /* !errno */
@@ -2834,6 +2838,11 @@ if (job == NO_JOB)
 		get_new_window_size (0, (int *)0, (int *)0);
 	    }
 	  else
+#if defined (READLINE)
+	    /* We don't want to do this if we are running a process during
+	       programmable completion. */
+	    if (RL_ISSTATE (RL_STATE_COMPLETING) == 0)
+#endif
 	    get_tty_state ();
 
 	  /* If job control is enabled, the job was started with job

lib/readline/input.c

@@ -567,10 +567,18 @@ handle_error:
       if (errno != EINTR)
 	return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF);
       /* fatal signals of interest */
+#if defined (SIGHUP)
       else if (_rl_caught_signal == SIGHUP || _rl_caught_signal == SIGTERM)
+#else
+      else if (_rl_caught_signal == SIGTERM)
+#endif
 	return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF);
       /* keyboard-generated signals of interest */
+#if defined (SIGQUIT)
       else if (_rl_caught_signal == SIGINT || _rl_caught_signal == SIGQUIT)
+#else
+      else if (_rl_caught_signal == SIGINT)
+#endif
         RL_CHECK_SIGNALS ();
       /* non-keyboard-generated signals of interest */
       else if (_rl_caught_signal == SIGWINCH)

lib/readline/signals.c

@@ -235,7 +235,9 @@ _rl_handle_signal (sig)
     case SIGTTOU:
 #endif /* SIGTSTP */
     case SIGTERM:
+#if defined (SIGHUP)
     case SIGHUP:
+#endif
 #if defined (SIGALRM)
     case SIGALRM:
 #endif
@@ -415,7 +417,9 @@ rl_set_signals ()
 
       sigaddset (&bset, SIGINT);
       sigaddset (&bset, SIGTERM);
+#if defined (SIGHUP)
       sigaddset (&bset, SIGHUP);
+#endif
 #if defined (SIGQUIT)
       sigaddset (&bset, SIGQUIT);
 #endif
@@ -444,7 +448,9 @@ rl_set_signals ()
 
       rl_maybe_set_sighandler (SIGINT, rl_signal_handler, &old_int);
       rl_maybe_set_sighandler (SIGTERM, rl_signal_handler, &old_term);
+#if defined (SIGHUP)
       rl_maybe_set_sighandler (SIGHUP, rl_signal_handler, &old_hup);
+#endif
 #if defined (SIGQUIT)
       rl_maybe_set_sighandler (SIGQUIT, rl_signal_handler, &old_quit);
 #endif
@@ -509,7 +515,9 @@ rl_clear_signals ()
 	 overhead */
       rl_maybe_restore_sighandler (SIGINT, &old_int);
       rl_maybe_restore_sighandler (SIGTERM, &old_term);
+#if defined (SIGHUP)
       rl_maybe_restore_sighandler (SIGHUP, &old_hup);
+#endif
 #if defined (SIGQUIT)
       rl_maybe_restore_sighandler (SIGQUIT, &old_quit);
 #endif

lib/sh/mktime.c

@@ -75,12 +75,27 @@
 #define INT_MAX (~0 - INT_MIN)
 #endif
 
+/* True if the arithmetic type T is signed.  */
+#define TYPE_SIGNED(t) (! ((t) 0 < (t) -1))
+
+/* The maximum and minimum values for the integer type T.  These
+   macros have undefined behavior if T is signed and has padding bits.
+   If this is a problem for you, please let us know how to fix it for
+   your host.  */
+#define TYPE_MINIMUM(t) \
+  ((t) (! TYPE_SIGNED (t) \
+	? (t) 0 \
+	: ~ TYPE_MAXIMUM (t)))
+#define TYPE_MAXIMUM(t) \
+  ((t) (! TYPE_SIGNED (t) \
+	? (t) -1 \
+	: ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1)))
+                  
 #ifndef TIME_T_MIN
-#define TIME_T_MIN (0 < (time_t) -1 ? (time_t) 0 \
-		    : ~ (time_t) 0 << (sizeof (time_t) * CHAR_BIT - 1))
+# define TIME_T_MIN TYPE_MINIMUM (time_t)
 #endif
 #ifndef TIME_T_MAX
-#define TIME_T_MAX (~ (time_t) 0 - TIME_T_MIN)
+# define TIME_T_MAX TYPE_MAXIMUM (time_t)
 #endif
 
 #define TM_YEAR_BASE 1900

subst.c

@@ -2254,7 +2254,10 @@ split_at_delims (string, slen, delims, sentinel, flags, nwp, cwp)
   for (i = 0; member (string[i], d) && spctabnl (string[i]); i++)
     ;
   if (string[i] == '\0')
-    return (ret);
+    {
+      FREE (d2);
+      return (ret);
+    }
 
   ts = i;
   nw = 0;
@@ -4443,14 +4446,36 @@ match_upattern (string, pat, mtype, sp, ep)
   len = STRLEN (pat);
   if (pat[0] != '*' || (pat[0] == '*' && pat[1] == LPAREN && extended_glob) || pat[len - 1] != '*')
     {
+      int unescaped_backslash;
+      char *pp;
+
       p = npat = (char *)xmalloc (len + 3);
       p1 = pat;
       if (*p1 != '*' || (*p1 == '*' && p1[1] == LPAREN && extended_glob))
 	*p++ = '*';
       while (*p1)
 	*p++ = *p1++;
-      if (p1[-1] != '*' || p[-2] == '\\')
+#if 1
+      /* Need to also handle a pattern that ends with an unescaped backslash.
+	 For right now, we ignore it because the pattern matching code will
+	 fail the match anyway */
+      /* If the pattern ends with a `*' we leave it alone if it's preceded by
+	 an even number of backslashes, but if it's escaped by a backslash
+	 we need to add another `*'. */
+      if (p1[-1] == '*' && (unescaped_backslash = p1[-2] == '\\'))
+	{
+	  pp = p1 - 3;
+	  while (pp >= pat && *pp-- == '\\')
+	    unescaped_backslash = 1 - unescaped_backslash;
+	  if (unescaped_backslash)
+	    *p++ = '*';
+	}
+      else if (p1[-1] != '*')
 	*p++ = '*';
+#else 
+      if (p1[-1] != '*' || p1[-2] == '\\')
+	*p++ = '*';
+#endif
       *p = '\0';
     }
   else
@@ -4584,14 +4609,31 @@ match_wpattern (wstring, indices, wstrlen, wpat, mtype, sp, ep)
   len = wcslen (wpat);
   if (wpat[0] != L'*' || (wpat[0] == L'*' && wpat[1] == WLPAREN && extended_glob) || wpat[len - 1] != L'*')
     {
+      int unescaped_backslash;
+      wchar_t *wpp;
+
       wp = nwpat = (wchar_t *)xmalloc ((len + 3) * sizeof (wchar_t));
       wp1 = wpat;
       if (*wp1 != L'*' || (*wp1 == '*' && wp1[1] == WLPAREN && extended_glob))
 	*wp++ = L'*';
       while (*wp1 != L'\0')
 	*wp++ = *wp1++;
+#if 1
+      /* See comments above in match_upattern. */
+      if (wp1[-1] == L'*' && (unescaped_backslash = wp1[-2] == L'\\'))
+        {
+          wpp = wp1 - 3;
+          while (wpp >= wpat && *wpp-- == L'\\')
+            unescaped_backslash = 1 - unescaped_backslash;
+          if (unescaped_backslash)
+            *wp++ = L'*';
+        }
+      else if (wp1[-1] != L'*')
+        *wp++ = L'*';
+#else      
       if (wp1[-1] != L'*' || wp1[-2] == L'\\')
         *wp++ = L'*';
+#endif
       *wp = '\0';
     }
   else
@@ -7399,6 +7441,7 @@ pat_subst (string, pat, rep, mflags)
 	    mstr[x] = s[x];
 	  mstr[mlen] = '\0';
 	  rstr = strcreplace (rep, '&', mstr, 0);
+	  free (mstr);
 	  rslen = strlen (rstr);
         }
       else

tests/RUN-ONE-TEST

@@ -1,4 +1,4 @@
-BUILD_DIR=/usr/local/build/bash/bash-current
+BUILD_DIR=/usr/local/build/chet/bash/bash-current
 THIS_SH=$BUILD_DIR/bash
 PATH=$PATH:$BUILD_DIR
 

tests/getopts5.sub

@@ -1,4 +1,3 @@
-#!/local/bin/bash
 #Time-stamp: <95/06/07 07:40:40 hrue@imf.unit.no>
 
 getop () {

xmalloc.c

@@ -1,6 +1,6 @@
 /* xmalloc.c -- safe versions of malloc and realloc */
 
-/* Copyright (C) 1991-2009 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
 
    This file is part of GNU Bash, the GNU Bourne Again SHell.
 
@@ -61,7 +61,7 @@ static size_t allocated;
 /*								    */
 /* **************************************************************** */
 
-#if defined (HAVE_SBRK)
+#if defined (HAVE_SBRK) && defined (USING_BASH_MALLOC)
 #define FINDBRK() \
 do { \
   if (brkfound == 0) \
@@ -86,7 +86,7 @@ allocerr (func, bytes)
      const char *func;
      size_t bytes;
 {
-#if defined (HAVE_SBRK)
+#if defined (HAVE_SBRK) && defined (USING_BASH_MALLOC)
       allocated = findbrk ();
       fatal_error (_("%s: cannot allocate %lu bytes (%lu bytes allocated)"), func, (unsigned long)bytes, (unsigned long)allocated);
 #else