commit bash-20140228 snapshot

2026-07-04 19:00:50 +02:00 · 2014-03-07 16:11:28 -05:00
parent df8375c37c
commit 15baad6212
34 changed files with 23705 additions and 3904 deletions
@@ -5848,3 +5848,29 @@ variables.c
 	  simple variable assignment would set a variable in the global
 	  context instead of a local context.  Bug report from
 	  Geir Hauge <geir.hauge@gmail.com>
+
+				   2/26
+				   ----
+[bash-4.3 released]
+
+				   2/27
+				   ----
+aclocal.m4
+	- broken wcwidth check: fix typo reported by David Michael
+	  <fedora.dm0@gmail.com>
+
+				   2/28
+				   ----
+support/bashbug.sh
+	- add ${BUGADDR} to error message printed if sending mail fails
+
+trap.c
+	- _run_trap_internal: don't call {save,restore}_pipeline if running
+	  DEBUG trap; run_debug_trap calls them itself.  Fixes bug reported
+	  by Moe Tunes <moetunes42@gmail.com>
+
+test.c
+	- unary_test: fix 'R' case by using find_variable_noref instead of
+	  find_variable
+	- test_unop: add back missing 'R' case.  Fixes bug reported by
+	  NBaH <nbah@sfr.fr>
@@ -586,6 +586,28 @@ doc/htmlpost.sh	f	755
 doc/infopost.sh	f	755
 doc/fdl.texi	f
 doc/fdl.txt	f
+#
+doc/article.ps	f
+doc/rose94.ps	f
+doc/bash.ps		f
+doc/bashbug.ps	f
+doc/builtins.ps	f
+doc/rbash.ps	f
+doc/bashref.ps	f
+doc/bashref.dvi	f
+doc/bash.0		f
+doc/bashbug.0		f
+doc/builtins.0	f
+doc/rbash.0	f
+doc/article.txt	f
+doc/bash.html		f
+doc/bashref.html	f
+doc/article.pdf	f
+doc/bash.pdf	f
+doc/bashref.pdf	f
+doc/rose94.pdf	f
+doc/aosa-bash.pdf	f
+#
 support/Makefile.in	f
 support/bashversion.c	f
 support/checkbashisms	f	755
@@ -107,7 +107,7 @@ The following list is what's changed when `POSIX mode' is in effect:
     statements.  A variable assignment error occurs, for example, when
     trying to assign a value to a readonly variable.

- 26. A non-interactive shell exists with an error status if a variable
+ 26. A non-interactive shell exits with an error status if a variable
     assignment error occurs in an assignment statement preceding a
     special builtin, but not with any other simple command.

@@ -1784,7 +1784,7 @@ char    **v;
        exit (w == 0);  /* exit 0 if wcwidth broken */
 }
 ],
-bash_cv_wcwidth_broken=yes, bash_cv_wcwdith_broken=no, bash_cv_wcwidth_broken=no)])
+bash_cv_wcwidth_broken=yes, bash_cv_wcwidth_broken=no, bash_cv_wcwidth_broken=no)])
 if test "$bash_cv_wcwidth_broken" = yes; then
        AC_DEFINE(WCWIDTH_BROKEN, 1, [wcwidth is usually not broken])
 fi
@@ -11279,7 +11279,7 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
  bash_cv_wcwidth_broken=yes
 else
-  bash_cv_wcwdith_broken=no
+  bash_cv_wcwidth_broken=no
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
  conftest.$ac_objext conftest.beam conftest.$ac_ext
@@ -1,14 +1,12 @@
@%:@! /bin/sh
-@%:@ From configure.in for Bash 4.2, version 4.049.
+@%:@ From configure.ac for Bash 4.3, version 4.063.
@%:@ Guess values for system-dependent variables and create Makefiles.
-@%:@ Generated by GNU Autoconf 2.68 for bash 4.2-maint.
+@%:@ Generated by GNU Autoconf 2.69 for bash 4.3-maint.
@%:@
@%:@ Report bugs to <bug-bash@gnu.org>.
@%:@ 
@%:@ 
-@%:@ Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
-@%:@ 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software
-@%:@ Foundation, Inc.
+@%:@ Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
@%:@ 
@%:@ 
@%:@ This configure script is free software; the Free Software Foundation
@@ -137,6 +135,31 @@ export LANGUAGE
 # CDPATH.
 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH

+# Use a proper internal environment variable to ensure we don't fall
+  # into an infinite loop, continuously re-executing ourselves.
+  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
+    _as_can_reexec=no; export _as_can_reexec;
+    # We cannot yet assume a decent shell, so we have to provide a
+# neutralization value for shells without unset; and this also
+# works around shells that cannot unset nonexistent variables.
+# Preserve -v and -x to the replacement shell.
+BASH_ENV=/dev/null
+ENV=/dev/null
+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+case $- in @%:@ ((((
+  *v*x* | *x*v* ) as_opts=-vx ;;
+  *v* ) as_opts=-v ;;
+  *x* ) as_opts=-x ;;
+  * ) as_opts= ;;
+esac
+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+# Admittedly, this is quite paranoid, since all the known shells bail
+# out after a failed `exec'.
+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+as_fn_exit 255
+  fi
+  # We don't want this to propagate to other subprocesses.
+          { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
  emulate sh
@@ -170,7 +193,8 @@ if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
 else
  exitcode=1; echo positional parameters were not saved.
 fi
-test x\$exitcode = x0 || exit 1"
+test x\$exitcode = x0 || exit 1
+test -x / || exit 1"
  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
@@ -215,21 +239,25 @@ IFS=$as_save_IFS


      if test "x$CONFIG_SHELL" != x; then :
-  # We cannot yet assume a decent shell, so we have to provide a
-	# neutralization value for shells without unset; and this also
-	# works around shells that cannot unset nonexistent variables.
-	# Preserve -v and -x to the replacement shell.
-	BASH_ENV=/dev/null
-	ENV=/dev/null
-	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-	export CONFIG_SHELL
-	case $- in @%:@ ((((
-	  *v*x* | *x*v* ) as_opts=-vx ;;
-	  *v* ) as_opts=-v ;;
-	  *x* ) as_opts=-x ;;
-	  * ) as_opts= ;;
-	esac
-	exec "$CONFIG_SHELL" $as_opts "$as_myself" ${1+"$@"}
+  export CONFIG_SHELL
+             # We cannot yet assume a decent shell, so we have to provide a
+# neutralization value for shells without unset; and this also
+# works around shells that cannot unset nonexistent variables.
+# Preserve -v and -x to the replacement shell.
+BASH_ENV=/dev/null
+ENV=/dev/null
+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+case $- in @%:@ ((((
+  *v*x* | *x*v* ) as_opts=-vx ;;
+  *v* ) as_opts=-v ;;
+  *x* ) as_opts=-x ;;
+  * ) as_opts= ;;
+esac
+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+# Admittedly, this is quite paranoid, since all the known shells bail
+# out after a failed `exec'.
+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
 fi

    if test x$as_have_required = xno; then :
@@ -332,6 +360,14 @@ $as_echo X"$as_dir" |


 } @%:@ as_fn_mkdir_p
+
+@%:@ as_fn_executable_p FILE
+@%:@ -----------------------
+@%:@ Test if FILE is an executable regular file.
+as_fn_executable_p ()
+{
+  test -f "$1" && test -x "$1"
+} @%:@ as_fn_executable_p
@%:@ as_fn_append VAR VALUE
@%:@ ----------------------
@%:@ Append the text in VALUE to the end of the definition contained in VAR. Take
@@ -453,6 +489,10 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
  chmod +x "$as_me.lineno" ||
    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }

+  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
+  # already done that, so ensure we don't try to do so again and fall
+  # in an infinite loop.  This has already happened in practice.
+  _as_can_reexec=no; export _as_can_reexec
  # Don't try to exec as it changes $[0], causing all sort of problems
  # (the dirname of $[0] is not the place where we might find the
  # original and so on.  Autoconf is especially sensitive to this).
@@ -487,16 +527,16 @@ if (echo >conf$$.file) 2>/dev/null; then
    # ... but there are two gotchas:
    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -p'.
+    # In both cases, we have to default to `cp -pR'.
    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -p'
+      as_ln_s='cp -pR'
  elif ln conf$$.file conf$$ 2>/dev/null; then
    as_ln_s=ln
  else
-    as_ln_s='cp -p'
+    as_ln_s='cp -pR'
  fi
 else
-  as_ln_s='cp -p'
+  as_ln_s='cp -pR'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
@@ -508,28 +548,8 @@ else
  as_mkdir_p=false
 fi

-if test -x / >/dev/null 2>&1; then
-  as_test_x='test -x'
-else
-  if ls -dL / >/dev/null 2>&1; then
-    as_ls_L_option=L
-  else
-    as_ls_L_option=
-  fi
-  as_test_x='
-    eval sh -c '\''
-      if test -d "$1"; then
-	test -d "$1/.";
-      else
-	case $1 in @%:@(
-	-*)set "./$1";;
-	esac;
-	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in @%:@((
-	???[sx]*):;;*)false;;esac;fi
-    '\'' sh
-  '
-fi
-as_executable_p=$as_test_x
+as_test_x='test -x'
+as_executable_p=as_fn_executable_p

 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -561,8 +581,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='bash'
 PACKAGE_TARNAME='bash'
-PACKAGE_VERSION='4.2-maint'
-PACKAGE_STRING='bash 4.2-maint'
+PACKAGE_VERSION='4.3-maint'
+PACKAGE_STRING='bash 4.3-maint'
 PACKAGE_BUGREPORT='bug-bash@gnu.org'
 PACKAGE_URL=''

@@ -783,11 +803,13 @@ enable_cond_command
 enable_cond_regexp
 enable_coprocesses
 enable_debugger
+enable_direxpand_default
 enable_directory_stack
 enable_disabled_builtins
 enable_dparen_arithmetic
 enable_extended_glob
 enable_extended_glob_default
+enable_glob_asciiranges_default
 enable_help_builtin
 enable_history
 enable_job_control
@@ -1286,8 +1308,6 @@ target=$target_alias
 if test "x$host_alias" != x; then
  if test "x$build_alias" = x; then
    cross_compiling=maybe
-    $as_echo "$as_me: WARNING: if you wanted to set the --build type, don't use --host.
-    If a cross compiler is detected then cross compile mode will be used" >&2
  elif test "x$build_alias" != "x$host_alias"; then
    cross_compiling=yes
  fi
@@ -1373,7 +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 4.2-maint to adapt to many kinds of systems.
+\`configure' configures bash 4.3-maint to adapt to many kinds of systems.

 Usage: $0 [OPTION]... [VAR=VALUE]...

@@ -1438,7 +1458,7 @@ fi

 if test -n "$ac_init_help"; then
  case $ac_init_help in
-     short | recursive ) echo "Configuration of bash 4.2-maint:";;
+     short | recursive ) echo "Configuration of bash 4.3-maint:";;
   esac
  cat <<\_ACEOF

@@ -1466,6 +1486,8 @@ Optional Features:
  --enable-coprocesses    enable coprocess support and the coproc reserved
                          word
  --enable-debugger       enable support for bash debugger
+  --enable-direxpand-default 
+                          enable the direxpand shell option by default
  --enable-directory-stack 
                          enable builtins pushd/popd/dirs
  --enable-disabled-builtins 
@@ -1476,6 +1498,9 @@ Optional Features:
  --enable-extended-glob-default 
                          force extended pattern matching to be enabled by
                          default
+  --enable-glob-asciiranges-default 
+                          force bracket range expressions in pattern matching
+                          to use the C locale by default
  --enable-help-builtin   include the help builtin
  --enable-history        turn on command history
  --enable-job-control    enable job control features
@@ -1625,10 +1650,10 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
  cat <<\_ACEOF
-bash configure 4.2-maint
-generated by GNU Autoconf 2.68
+bash configure 4.3-maint
+generated by GNU Autoconf 2.69

-Copyright (C) 2010 Free Software Foundation, Inc.
+Copyright (C) 2012 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1704,7 +1729,7 @@ $as_echo "$ac_try_echo"; } >&5
 	 test ! -s conftest.err
       } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
-	 $as_test_x conftest$ac_exeext
+	 test -x conftest$ac_exeext
       }; then :
  ac_retval=0
 else
@@ -2108,7 +2133,8 @@ int
 main ()
 {
 static int test_array @<:@1 - 2 * !(($2) >= 0)@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -2124,7 +2150,8 @@ int
 main ()
 {
 static int test_array @<:@1 - 2 * !(($2) <= $ac_mid)@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -2150,7 +2177,8 @@ int
 main ()
 {
 static int test_array @<:@1 - 2 * !(($2) < 0)@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -2166,7 +2194,8 @@ int
 main ()
 {
 static int test_array @<:@1 - 2 * !(($2) >= $ac_mid)@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -2200,7 +2229,8 @@ int
 main ()
 {
 static int test_array @<:@1 - 2 * !(($2) <= $ac_mid)@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -2329,8 +2359,8 @@ 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 4.2-maint, which was
-generated by GNU Autoconf 2.68.  Invocation command line was
+It was created by bash $as_me 4.3-maint, which was
+generated by GNU Autoconf 2.69.  Invocation command line was

  $ $0 $@

@@ -2722,7 +2752,7 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 ac_config_headers="$ac_config_headers config.h"


-BASHVERS=4.2
+BASHVERS=4.3
 RELSTATUS=maint

 case "$RELSTATUS" in
@@ -2827,6 +2857,7 @@ sparc-linux*)	opt_bash_malloc=no ;;	# sparc running linux; requires ELF
 *-mirbsd*)	opt_bash_malloc=no ;;	# they claim it needs eight-bit alignment
 *-aix*)		opt_bash_malloc=no ;;	# AIX machines
 *-nextstep*)	opt_bash_malloc=no ;;	# NeXT machines running NeXTstep
+*-openstep*)	opt_bash_malloc=no ;;	# i386/Sparc/HP machines running Openstep
 *-macos*)	opt_bash_malloc=no ;;	# Apple MacOS X
 *-rhapsody*)	opt_bash_malloc=no ;;	# Apple Rhapsody (MacOS X)
 *-darwin*)	opt_bash_malloc=no ;;	# Apple Darwin (MacOS X)
@@ -2837,6 +2868,8 @@ sparc-linux*)	opt_bash_malloc=no ;;	# sparc running linux; requires ELF
 *-beos*)	opt_bash_malloc=no ;;	# they say it's suitable
 *-cygwin*)	opt_bash_malloc=no ;;	# Cygnus's CYGWIN environment
 *-opennt*|*-interix*)	opt_bash_malloc=no ;;	# Interix, now owned by Microsoft
+*-nsk*)		opt_bash_malloc=no ;;	# HP NonStop
+*-haiku*)	opt_bash_malloc=no ;;	# Haiku OS
 esac

 # memory scrambling on free()
@@ -2967,6 +3000,8 @@ opt_single_longdoc_strings=yes
 opt_casemod_attrs=yes
 opt_casemod_expansions=yes
 opt_extglob_default=no
+opt_dircomplete_expand_default=no
+opt_globascii_default=no

 opt_static_link=no
 opt_profiling=no
@@ -2987,6 +3022,7 @@ if test $opt_minimal_config = yes; then
 	opt_net_redirs=no opt_progcomp=no opt_separate_help=no
 	opt_multibyte=yes opt_cond_regexp=no opt_coproc=no
 	opt_casemod_attrs=no opt_casemod_expansions=no opt_extglob_default=no
+	opt_globascii_default=no
 fi

@%:@ Check whether --enable-alias was given.
@@ -3049,6 +3085,11 @@ if test "${enable_debugger+set}" = set; then :
  enableval=$enable_debugger; opt_debugger=$enableval
 fi

+@%:@ Check whether --enable-direxpand-default was given.
+if test "${enable_direxpand_default+set}" = set; then :
+  enableval=$enable_direxpand_default; opt_dircomplete_expand_default=$enableval
+fi
+
@%:@ Check whether --enable-directory-stack was given.
 if test "${enable_directory_stack+set}" = set; then :
  enableval=$enable_directory_stack; opt_dirstack=$enableval
@@ -3074,6 +3115,11 @@ if test "${enable_extended_glob_default+set}" = set; then :
  enableval=$enable_extended_glob_default; opt_extglob_default=$enableval
 fi

+@%:@ Check whether --enable-glob-asciiranges-default was given.
+if test "${enable_glob_asciiranges_default+set}" = set; then :
+  enableval=$enable_glob_asciiranges_default; opt_globascii_default=$enableval
+fi
+
@%:@ Check whether --enable-help-builtin was given.
 if test "${enable_help_builtin+set}" = set; then :
  enableval=$enable_help_builtin; opt_help=$enableval
@@ -3284,6 +3330,17 @@ fi
 if test $opt_casemod_expansions = yes; then
 $as_echo "@%:@define CASEMOD_EXPANSIONS 1" >>confdefs.h

+fi
+if test $opt_dircomplete_expand_default = yes; then
+$as_echo "@%:@define DIRCOMPLETE_EXPAND_DEFAULT 1" >>confdefs.h
+
+fi
+if test $opt_globascii_default = yes; then
+$as_echo "@%:@define GLOBASCII_DEFAULT 1" >>confdefs.h
+
+else
+$as_echo "@%:@define GLOBASCII_DEFAULT 0" >>confdefs.h
+
 fi

 if test $opt_memscramble = yes; then
@@ -3357,7 +3414,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_CC="${ac_tool_prefix}gcc"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -3397,7 +3454,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_ac_ct_CC="gcc"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -3450,7 +3507,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_CC="${ac_tool_prefix}cc"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -3491,7 +3548,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
       ac_prog_rejected=yes
       continue
@@ -3549,7 +3606,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -3593,7 +3650,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_ac_ct_CC="$ac_prog"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -4039,8 +4096,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdarg.h>
 #include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
+struct stat;
 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
 struct buf { int x; };
 FILE * (*rcsopen) (struct buf *, struct stat *, int);
@@ -4324,7 +4380,7 @@ do
    for ac_prog in grep ggrep; do
    for ac_exec_ext in '' $ac_executable_extensions; do
      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
-      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
+      as_fn_executable_p "$ac_path_GREP" || continue
 # Check for GNU ac_path_GREP and select it if it is found.
  # Check for GNU $ac_path_GREP
 case `"$ac_path_GREP" --version 2>&1` in
@@ -4390,7 +4446,7 @@ do
    for ac_prog in egrep; do
    for ac_exec_ext in '' $ac_executable_extensions; do
      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
-      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
+      as_fn_executable_p "$ac_path_EGREP" || continue
 # Check for GNU ac_path_EGREP and select it if it is found.
  # Check for GNU $ac_path_EGREP
 case `"$ac_path_EGREP" --version 2>&1` in
@@ -4597,8 +4653,8 @@ else
  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */

-#	  define __EXTENSIONS__ 1
-	  $ac_includes_default
+#         define __EXTENSIONS__ 1
+          $ac_includes_default
 int
 main ()
 {
@@ -4826,6 +4882,8 @@ _ACEOF
 esac
 rm -rf conftest*
  fi
+
+  
 fi


@@ -5465,7 +5523,7 @@ case $as_dir/ in @%:@((
    # by default.
    for ac_prog in ginstall scoinst install; do
      for ac_exec_ext in '' $ac_executable_extensions; do
-	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
+	if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
 	  if test $ac_prog = install &&
 	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
@@ -5521,8 +5579,9 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'

 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'

-# Extract the first word of "ar", so it can be a program name with args.
-set dummy ar; ac_word=$2
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ar; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
 if ${ac_cv_prog_AR+:} false; then :
@@ -5537,8 +5596,8 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
-    ac_cv_prog_AR=""
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_AR="${ac_tool_prefix}ar"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
@@ -5546,7 +5605,6 @@ done
  done
 IFS=$as_save_IFS

-  test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar"
 fi
 fi
 AR=$ac_cv_prog_AR
@@ -5559,6 +5617,60 @@ $as_echo "no" >&6; }
 fi


+fi
+if test -z "$ac_cv_prog_AR"; then
+  ac_ct_AR=$AR
+  # Extract the first word of "ar", so it can be a program name with args.
+set dummy ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$ac_ct_AR"; then
+  ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_AR="ar"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_AR=$ac_cv_prog_ac_ct_AR
+if test -n "$ac_ct_AR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+  if test "x$ac_ct_AR" = x; then
+    AR=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    AR=$ac_ct_AR
+  fi
+else
+  AR="$ac_cv_prog_AR"
+fi
+
 test -n "$ARFLAGS" || ARFLAGS="cr"
 if test -n "$ac_tool_prefix"; then
  # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
@@ -5577,7 +5689,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -5617,7 +5729,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_ac_ct_RANLIB="ranlib"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -5670,7 +5782,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_YACC="$ac_prog"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -5727,6 +5839,12 @@ $as_echo "no" >&6; }
 fi


+case "$ac_cv_prog_YACC" in
+*bison*)	;;
+*)	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: bison not available; needed to process parse.y" >&5
+$as_echo "$as_me: WARNING: bison not available; needed to process parse.y" >&2;} ;;
+esac
+
 case "$host_os" in
 opennt*|interix*)	MAKE_SHELL="$INTERIX_ROOT/bin/sh" ;;
 *)			MAKE_SHELL=/bin/sh ;;
@@ -5803,11 +5921,11 @@ else
 int
 main ()
 {
-/* FIXME: Include the comments suggested by Paul. */
+
 #ifndef __cplusplus
-  /* Ultrix mips cc rejects this.  */
+  /* Ultrix mips cc rejects this sort of thing.  */
  typedef int charset[2];
-  const charset cs;
+  const charset cs = { 0, 0 };
  /* SunOS 4.1.1 cc rejects this.  */
  char const *const *pcpcc;
  char **ppc;
@@ -5824,8 +5942,9 @@ main ()
  ++pcpcc;
  ppc = (char**) pcpcc;
  pcpcc = (char const *const *) ppc;
-  { /* SCO 3.2v4 cc rejects this.  */
-    char *t;
+  { /* SCO 3.2v4 cc rejects this sort of thing.  */
+    char tx;
+    char *t = &tx;
    char const *s = 0 ? (char *) 0 : (char const *) 0;

    *t++ = 0;
@@ -5841,10 +5960,10 @@ main ()
    iptr p = 0;
    ++p;
  }
-  { /* AIX XL C 1.02.0.0 rejects this saying
+  { /* AIX XL C 1.02.0.0 rejects this sort of thing, saying
       "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
-    struct s { int j; const int *ap[3]; };
-    struct s *b; b->j = 5;
+    struct s { int j; const int *ap[3]; } bx;
+    struct s *b = &bx; b->j = 5;
  }
  { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
    const int foo = 10;
@@ -6197,7 +6316,8 @@ static int test_array @<:@1 - 2 * !((0 < ((DBL_MAX_EXP < LDBL_MAX_EXP)
 		   - (LDBL_MANT_DIG < DBL_MANT_DIG)))
 	    && (int) LDBL_EPSILON == 0
 	  )@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -6253,7 +6373,8 @@ int
 main ()
 {
 static int test_array @<:@1 - 2 * !(((char) -1) < 0)@:>@;
-test_array @<:@0@:>@ = 0
+test_array @<:@0@:>@ = 0;
+return test_array @<:@0@:>@;

  ;
  return 0;
@@ -6471,7 +6592,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_GMSGFMT="$as_dir/$ac_word$ac_exec_ext"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -6835,23 +6956,20 @@ else
 /* end confdefs.h.  */
 $ac_includes_default
 int
-find_stack_direction ()
+find_stack_direction (int *addr, int depth)
 {
-  static char *addr = 0;
-  auto char dummy;
-  if (addr == 0)
-    {
-      addr = &dummy;
-      return find_stack_direction ();
-    }
-  else
-    return (&dummy > addr) ? 1 : -1;
+  int dir, dummy = 0;
+  if (! addr)
+    addr = &dummy;
+  *addr = addr < &dummy ? 1 : addr == &dummy ? 0 : -1;
+  dir = depth ? find_stack_direction (addr, depth - 1) : 0;
+  return dir + dummy;
 }

 int
-main ()
+main (int argc, char **argv)
 {
-  return find_stack_direction () < 0;
+  return find_stack_direction (0, argc + !argv + 20) < 0;
 }
 _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
@@ -8209,7 +8327,7 @@ do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_INTLBISON="$ac_prog"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
@@ -9353,23 +9471,20 @@ else
 /* end confdefs.h.  */
 $ac_includes_default
 int
-find_stack_direction ()
+find_stack_direction (int *addr, int depth)
 {
-  static char *addr = 0;
-  auto char dummy;
-  if (addr == 0)
-    {
-      addr = &dummy;
-      return find_stack_direction ();
-    }
-  else
-    return (&dummy > addr) ? 1 : -1;
+  int dir, dummy = 0;
+  if (! addr)
+    addr = &dummy;
+  *addr = addr < &dummy ? 1 : addr == &dummy ? 0 : -1;
+  dir = depth ? find_stack_direction (addr, depth - 1) : 0;
+  return dir + dummy;
 }

 int
-main ()
+main (int argc, char **argv)
 {
-  return find_stack_direction () < 0;
+  return find_stack_direction (0, argc + !argv + 20) < 0;
 }
 _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
@@ -9911,6 +10026,20 @@ esac
 fi


+ac_fn_c_check_func "$LINENO" "strdup" "ac_cv_func_strdup"
+if test "x$ac_cv_func_strdup" = xyes; then :
+  $as_echo "@%:@define HAVE_STRDUP 1" >>confdefs.h
+
+else
+  case " $LIB@&t@OBJS " in
+  *" strdup.$ac_objext "* ) ;;
+  *) LIB@&t@OBJS="$LIB@&t@OBJS strdup.$ac_objext"
+ ;;
+esac
+
+fi
+
+

 ac_fn_c_check_decl "$LINENO" "AUDIT_USER_TTY" "ac_cv_have_decl_AUDIT_USER_TTY" "#include <linux/audit.h>
 "
@@ -10774,7 +10903,7 @@ fi
 rm -f conftest.mmap conftest.txt

 for ac_func in __argz_count __argz_next __argz_stringify dcgettext mempcpy \
-		munmap stpcpy strcspn strdup
+		munmap stpcpy strcspn
 do :
  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
@@ -11123,10 +11252,7 @@ if ${bash_cv_wcwidth_broken+:} false; then :
  $as_echo_n "(cached) " >&6
 else
  if test "$cross_compiling" = yes; then :
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run test program while cross compiling
-See \`config.log' for more details" "$LINENO" 5; }
+  bash_cv_wcwidth_broken=no
 else
  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -11153,7 +11279,7 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
  bash_cv_wcwidth_broken=yes
 else
-  bash_cv_wcwdith_broken=no
+  bash_cv_wcwidth_broken=no
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
  conftest.$ac_objext conftest.beam conftest.$ac_ext
@@ -11162,7 +11288,7 @@ fi
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $bash_cv_wcwidth_broken" >&5
 $as_echo "$bash_cv_wcwidth_broken" >&6; }
-if test $bash_cv_wcwidth_broken = yes; then
+if test "$bash_cv_wcwidth_broken" = yes; then
        
 $as_echo "@%:@define WCWIDTH_BROKEN 1" >>confdefs.h

@@ -13096,6 +13222,49 @@ fi



+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sig_atomic_t" >&5
+$as_echo_n "checking for sig_atomic_t... " >&6; }
+if ${bash_cv_type_sig_atomic_t+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#if HAVE_INTTYPES_H
+#include <inttypes.h>
+#endif
+#if HAVE_STDINT_H
+#include <stdint.h>
+#endif
+#include <signal.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "sig_atomic_t" >/dev/null 2>&1; then :
+  bash_cv_type_sig_atomic_t=yes
+else
+  bash_cv_type_sig_atomic_t=no
+fi
+rm -f conftest*
+
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $bash_cv_type_sig_atomic_t" >&5
+$as_echo "$bash_cv_type_sig_atomic_t" >&6; }
+
+if test $bash_cv_type_sig_atomic_t = no; then
+  cat >>confdefs.h <<_ACEOF
+@%:@define sig_atomic_t int
+_ACEOF
+
+fi
+
+
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for quad_t" >&5
 $as_echo_n "checking for quad_t... " >&6; }
 if ${bash_cv_type_quad_t+:} false; then :
@@ -13268,7 +13437,7 @@ if test $bash_cv_type_socklen_t = yes; then
 	fi
 if test $bash_cv_type_socklen_t = no; then
  cat >>confdefs.h <<_ACEOF
-@%:@define socklen_t int
+@%:@define socklen_t unsigned int
 _ACEOF

 fi
@@ -15762,6 +15931,7 @@ linux*)		LOCAL_LDFLAGS=-rdynamic		 # allow dynamic loading
 powerux*)	LOCAL_LIBS="-lgen" ;;
 cygwin*)	LOCAL_CFLAGS=-DRECYCLES_PIDS ;;
 opennt*|interix*) LOCAL_CFLAGS="-DNO_MAIN_ENV_ARG -DBROKEN_DIRENT_D_INO -D_POSIX_SOURCE -D_ALL_SOURCE -DRECYCLES_PIDS" ;;
+*openstep*)	LOCAL_CFLAGS="-D__APPLE_CC__" ;;
 esac

 case "${host_os}-${CC}" in
@@ -16282,16 +16452,16 @@ if (echo >conf$$.file) 2>/dev/null; then
    # ... but there are two gotchas:
    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -p'.
+    # In both cases, we have to default to `cp -pR'.
    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -p'
+      as_ln_s='cp -pR'
  elif ln conf$$.file conf$$ 2>/dev/null; then
    as_ln_s=ln
  else
-    as_ln_s='cp -p'
+    as_ln_s='cp -pR'
  fi
 else
-  as_ln_s='cp -p'
+  as_ln_s='cp -pR'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
@@ -16351,28 +16521,16 @@ else
  as_mkdir_p=false
 fi

-if test -x / >/dev/null 2>&1; then
-  as_test_x='test -x'
-else
-  if ls -dL / >/dev/null 2>&1; then
-    as_ls_L_option=L
-  else
-    as_ls_L_option=
-  fi
-  as_test_x='
-    eval sh -c '\''
-      if test -d "$1"; then
-	test -d "$1/.";
-      else
-	case $1 in @%:@(
-	-*)set "./$1";;
-	esac;
-	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in @%:@((
-	???[sx]*):;;*)false;;esac;fi
-    '\'' sh
-  '
-fi
-as_executable_p=$as_test_x
+
+@%:@ as_fn_executable_p FILE
+@%:@ -----------------------
+@%:@ Test if FILE is an executable regular file.
+as_fn_executable_p ()
+{
+  test -f "$1" && test -x "$1"
+} @%:@ as_fn_executable_p
+as_test_x='test -x'
+as_executable_p=as_fn_executable_p

 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -16393,8 +16551,8 @@ cat >>$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 4.2-maint, which was
-generated by GNU Autoconf 2.68.  Invocation command line was
+This file was extended by bash $as_me 4.3-maint, which was
+generated by GNU Autoconf 2.69.  Invocation command line was

  CONFIG_FILES    = $CONFIG_FILES
  CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -16459,11 +16617,11 @@ _ACEOF
 cat >>$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 4.2-maint
-configured by $0, generated by GNU Autoconf 2.68,
+bash config.status 4.3-maint
+configured by $0, generated by GNU Autoconf 2.69,
  with options \\"\$ac_cs_config\\"

-Copyright (C) 2010 Free Software Foundation, Inc.
+Copyright (C) 2012 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."

@@ -16552,7 +16710,7 @@ fi
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
-  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
  shift
  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
  CONFIG_SHELL='$SHELL'
@@ -73,6 +73,77 @@
                        '_AM_COND_ELSE' => 1,
                        'AC_SUBST_TRACE' => 1
                      }
+                    ], 'Autom4te::Request' ),
+             bless( [
+                      '1',
+                      1,
+                      [
+                        '/opt/local/share/autoconf'
+                      ],
+                      [
+                        '/opt/local/share/autoconf/autoconf/autoconf.m4f',
+                        'aclocal.m4',
+                        'configure.ac'
+                      ],
+                      {
+                        '_LT_AC_TAGCONFIG' => 1,
+                        'AM_PROG_F77_C_O' => 1,
+                        'AC_INIT' => 1,
+                        'm4_pattern_forbid' => 1,
+                        '_AM_COND_IF' => 1,
+                        'AC_CANONICAL_TARGET' => 1,
+                        'AC_SUBST' => 1,
+                        'AC_CONFIG_LIBOBJ_DIR' => 1,
+                        'AC_FC_SRCEXT' => 1,
+                        'AC_CANONICAL_HOST' => 1,
+                        'AC_PROG_LIBTOOL' => 1,
+                        'AM_INIT_AUTOMAKE' => 1,
+                        'AM_PATH_GUILE' => 1,
+                        'AC_CONFIG_SUBDIRS' => 1,
+                        'AM_AUTOMAKE_VERSION' => 1,
+                        'LT_CONFIG_LTDL_DIR' => 1,
+                        'AC_REQUIRE_AUX_FILE' => 1,
+                        'AC_CONFIG_LINKS' => 1,
+                        'm4_sinclude' => 1,
+                        'LT_SUPPORTED_TAG' => 1,
+                        'AM_MAINTAINER_MODE' => 1,
+                        'AM_NLS' => 1,
+                        'AC_FC_PP_DEFINE' => 1,
+                        'AM_GNU_GETTEXT_INTL_SUBDIR' => 1,
+                        'AM_MAKEFILE_INCLUDE' => 1,
+                        '_m4_warn' => 1,
+                        'AM_PROG_CXX_C_O' => 1,
+                        '_AM_COND_ENDIF' => 1,
+                        '_AM_MAKEFILE_INCLUDE' => 1,
+                        'AM_ENABLE_MULTILIB' => 1,
+                        'AM_SILENT_RULES' => 1,
+                        'AM_PROG_MOC' => 1,
+                        'AC_CONFIG_FILES' => 1,
+                        'include' => 1,
+                        'LT_INIT' => 1,
+                        'AM_PROG_AR' => 1,
+                        'AM_GNU_GETTEXT' => 1,
+                        'AC_LIBSOURCE' => 1,
+                        'AM_PROG_FC_C_O' => 1,
+                        'AC_CANONICAL_BUILD' => 1,
+                        'AC_FC_FREEFORM' => 1,
+                        'AH_OUTPUT' => 1,
+                        'AC_FC_PP_SRCEXT' => 1,
+                        '_AM_SUBST_NOTMAKE' => 1,
+                        'AC_CONFIG_AUX_DIR' => 1,
+                        'sinclude' => 1,
+                        'AM_PROG_CC_C_O' => 1,
+                        'm4_pattern_allow' => 1,
+                        'AM_XGETTEXT_OPTION' => 1,
+                        'AC_CANONICAL_SYSTEM' => 1,
+                        'AM_CONDITIONAL' => 1,
+                        'AC_CONFIG_HEADERS' => 1,
+                        'AC_DEFINE_TRACE_LITERAL' => 1,
+                        'AM_POT_TOOLS' => 1,
+                        'm4_include' => 1,
+                        '_AM_COND_ELSE' => 1,
+                        'AC_SUBST_TRACE' => 1
+                      }
                    ], 'Autom4te::Request' )
           );

@@ -1,7 +1,7 @@
 #! /bin/sh
 # From configure.ac for Bash 4.3, version 4.063.
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for bash 4.3-release.
+# Generated by GNU Autoconf 2.69 for bash 4.3-maint.
 #
 # Report bugs to <bug-bash@gnu.org>.
 #
@@ -581,8 +581,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='bash'
 PACKAGE_TARNAME='bash'
-PACKAGE_VERSION='4.3-release'
-PACKAGE_STRING='bash 4.3-release'
+PACKAGE_VERSION='4.3-maint'
+PACKAGE_STRING='bash 4.3-maint'
 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 4.3-release to adapt to many kinds of systems.
+\`configure' configures bash 4.3-maint 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 4.3-release:";;
+     short | recursive ) echo "Configuration of bash 4.3-maint:";;
   esac
  cat <<\_ACEOF

@@ -1650,7 +1650,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
  cat <<\_ACEOF
-bash configure 4.3-release
+bash configure 4.3-maint
 generated by GNU Autoconf 2.69

 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2359,7 +2359,7 @@ 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 4.3-release, which was
+It was created by bash $as_me 4.3-maint, which was
 generated by GNU Autoconf 2.69.  Invocation command line was

  $ $0 $@
@@ -2753,7 +2753,7 @@ ac_config_headers="$ac_config_headers config.h"


 BASHVERS=4.3
-RELSTATUS=release
+RELSTATUS=maint

 case "$RELSTATUS" in
 alp*|bet*|dev*|rc*|maint*)	DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;;
@@ -11279,7 +11279,7 @@ _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
  bash_cv_wcwidth_broken=yes
 else
-  bash_cv_wcwdith_broken=no
+  bash_cv_wcwidth_broken=no
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
  conftest.$ac_objext conftest.beam conftest.$ac_ext
@@ -16551,7 +16551,7 @@ cat >>$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 4.3-release, which was
+This file was extended by bash $as_me 4.3-maint, which was
 generated by GNU Autoconf 2.69.  Invocation command line was

  CONFIG_FILES    = $CONFIG_FILES
@@ -16617,7 +16617,7 @@ _ACEOF
 cat >>$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 4.3-release
+bash config.status 4.3-maint
 configured by $0, generated by GNU Autoconf 2.69,
  with options \\"\$ac_cs_config\\"

@@ -24,7 +24,7 @@ dnl Process this file with autoconf to produce a configure script.
 AC_REVISION([for Bash 4.3, version 4.063])dnl

 define(bashvers, 4.3)
-define(relstatus, release)
+define(relstatus, maint)

 AC_INIT([bash], bashvers-relstatus, [bug-bash@gnu.org])

@@ -144,7 +144,7 @@ of Case Western Reserve University.

 A2)  What's the latest version?

-The latest version is 4.3, first made available on xx December, 2013.
+The latest version is 4.3, first made available on 26 February, 2014.

 A3)  Where can I get it?

@@ -4294,16 +4294,18 @@ SSHHEELLLL BBUUIILLTTIINN CCOOMMMMAANNDDSS
              in a function, ddeeccllaarree and ttyyppeesseett make each _n_a_m_e local, as with
              the llooccaall command, unless the --gg option is supplied.  If a vari-
              able  name  is  followed by =_v_a_l_u_e, the value of the variable is
-              set to _v_a_l_u_e.  The return value is 0 unless an invalid option is
-              encountered,  an attempt is made to define a function using ``-f
-              foo=bar'', an attempt is made to assign a value  to  a  readonly
-              variable, an attempt is made to assign a value to an array vari-
-              able without using the compound assignment  syntax  (see  AArrrraayyss
-              above),  one of the _n_a_m_e_s is not a valid shell variable name, an
-              attempt is made to turn off readonly status for a readonly vari-
-              able,  an  attempt is made to turn off array status for an array
-              variable, or an attempt is made to display a non-existent  func-
-              tion with --ff.
+              set to _v_a_l_u_e.  When using --aa or --AA and the  compound  assignment
+              syntax  to  create array variables, additional attributes do not
+              take effect until subsequent assignments.  The return value is 0
+              unless  an  invalid option is encountered, an attempt is made to
+              define a function using ``-f foo=bar'', an attempt  is  made  to
+              assign  a  value  to  a readonly variable, an attempt is made to
+              assign a value to an array variable without using  the  compound
+              assignment  syntax (see AArrrraayyss above), one of the _n_a_m_e_s is not a
+              valid shell variable name, an attempt is made to turn off  read-
+              only  status for a readonly variable, an attempt is made to turn
+              off array status for an array variable, or an attempt is made to
+              display a non-existent function with --ff.

       ddiirrss [[--ccllppvv]] [[++_n]] [[--_n]]
              Without  options,  displays  the  list  of  currently remembered
@@ -9612,6 +9612,9 @@ command,
 unless the <B>-g</B> option is supplied.
 If a variable name is followed by =<I>value</I>, the value of
 the variable is set to <I>value</I>.
+When using <B>-a</B> or <B>-A</B> and the compound assignment syntax to
+create array variables, additional attributes do not take effect until
+subsequent assignments.
 The return value is 0 unless an invalid option is encountered,
 an attempt is made to define a function using

@@ -13267,6 +13270,6 @@ There may be only one active coprocess at a time.
 </DL>
 <HR>
 This document was created by man2html from bash.1.<BR>
-Time: 04 February 2014 09:39:07 EST
+Time: 24 February 2014 08:28:34 EST
 </BODY>
 </HTML>
@@ -1,6 +1,6 @@
 <HTML>
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
-<!-- Created on February, 4  2014 by texi2html 1.64 -->
+<!-- Created on February, 24  2014 by texi2html 1.64 -->
 <!-- 
 Written by: Lionel Cons <Lionel.Cons@cern.ch> (original author)
            Karl Berry  <karl@freefriends.org>
@@ -5158,6 +5158,11 @@ If a variable name is followed by =<VAR>value</VAR>, the value of the variable
 is set to <VAR>value</VAR>.
 </P><P>

+When using <SAMP>`-a'</SAMP> or <SAMP>`-A'</SAMP> and the compound assignment syntax to 
+create array variables, additional attributes do not take effect until
+subsequent assignments.
+</P><P>
+
 The return status is zero unless an invalid option is encountered,
 an attempt is made to define a function using <SAMP>`-f foo=bar'</SAMP>,
 an attempt is made to assign a value to a readonly variable,
@@ -9415,7 +9420,7 @@ a value to a readonly variable.
 <P>

 <LI>
-A non-interactive shell exists with an error status if a variable
+A non-interactive shell exits with an error status if a variable
 assignment error occurs in an assignment statement preceding a special
 builtin, but not with any other simple command.
 <P>
@@ -10701,6 +10706,8 @@ the input read so far, or can take additional input to complete a longer
 key sequence).
 If no input is received within the timeout, Readline will use the shorter
 but complete key sequence.
+Readline uses this value to determine whether or not input is
+available on the current input source (<CODE>rl_instream</CODE> by default).
 The value is specified in milliseconds, so a value of 1000 means that
 Readline will wait one second for additional input.
 If this variable is set to a value less than or equal to zero, or to a
@@ -17304,7 +17311,7 @@ to permit their use in free software.
 <TD VALIGN="MIDDLE" ALIGN="LEFT">[<A HREF="bashref.html#SEC_About"> ? </A>]</TD>
 </TR></TABLE>
 <H1>About this document</H1>
-This document was generated by <I>Chet Ramey</I> on <I>February, 4  2014</I>
+This document was generated by <I>Chet Ramey</I> on <I>February, 24  2014</I>
 using <A HREF="http://www.mathematik.uni-kl.de/~obachman/Texi2html
 "><I>texi2html</I></A>
 <P></P>  
@@ -17466,7 +17473,7 @@ the following structure:
 <BR>  
 <FONT SIZE="-1">
 This document was generated
-by <I>Chet Ramey</I> on <I>February, 4  2014</I>
+by <I>Chet Ramey</I> on <I>February, 24  2014</I>
 using <A HREF="http://www.mathematik.uni-kl.de/~obachman/Texi2html
 "><I>texi2html</I></A>

@@ -3414,6 +3414,10 @@ POSIX standard.
     command, unless the `-g' option is used.  If a variable name is
     followed by =VALUE, the value of the variable is set to VALUE.

+     When using `-a' or `-A' and the compound assignment syntax to
+     create array variables, additional attributes do not take effect
+     until subsequent assignments.
+
     The return status is zero unless an invalid option is encountered,
     an attempt is made to define a function using `-f foo=bar', an
     attempt is made to assign a value to a readonly variable, an
@@ -6424,7 +6428,7 @@ startup files.
     statements.  A variable assignment error occurs, for example, when
     trying to assign a value to a readonly variable.

- 26. A non-interactive shell exists with an error status if a variable
+ 26. A non-interactive shell exits with an error status if a variable
     assignment error occurs in an assignment statement preceding a
     special builtin, but not with any other simple command.

@@ -7272,8 +7276,10 @@ Variable Settings
          complete key sequence using the input read so far, or can
          take additional input to complete a longer key sequence).  If
          no input is received within the timeout, Readline will use
-          the shorter but complete key sequence.  The value is
-          specified in milliseconds, so a value of 1000 means that
+          the shorter but complete key sequence.  Readline uses this
+          value to determine whether or not input is available on the
+          current input source (`rl_instream' by default).  The value
+          is specified in milliseconds, so a value of 1000 means that
          Readline will wait one second for additional input.  If this
          variable is set to a value less than or equal to zero, or to a
          non-numeric value, Readline will wait until another key is
@@ -10574,8 +10580,8 @@ D.1 Index of Shell Builtin Commands
                                                              (line   7)
 * disown:                                Job Control Builtins.
                                                              (line  89)
-* echo:                                  Bash Builtins.       (line 241)
-* enable:                                Bash Builtins.       (line 303)
+* echo:                                  Bash Builtins.       (line 245)
+* enable:                                Bash Builtins.       (line 307)
 * eval:                                  Bourne Shell Builtins.
                                                              (line  89)
 * exec:                                  Bourne Shell Builtins.
@@ -10592,26 +10598,26 @@ D.1 Index of Shell Builtin Commands
                                                              (line 137)
 * hash:                                  Bourne Shell Builtins.
                                                              (line 180)
-* help:                                  Bash Builtins.       (line 332)
+* help:                                  Bash Builtins.       (line 336)
 * history:                               Bash History Builtins.
                                                              (line  40)
 * jobs:                                  Job Control Builtins.
                                                              (line  27)
 * kill:                                  Job Control Builtins.
                                                              (line  59)
-* let:                                   Bash Builtins.       (line 353)
-* local:                                 Bash Builtins.       (line 361)
-* logout:                                Bash Builtins.       (line 372)
-* mapfile:                               Bash Builtins.       (line 377)
+* let:                                   Bash Builtins.       (line 357)
+* local:                                 Bash Builtins.       (line 365)
+* logout:                                Bash Builtins.       (line 376)
+* mapfile:                               Bash Builtins.       (line 381)
 * popd:                                  Directory Stack Builtins.
                                                              (line  39)
-* printf:                                Bash Builtins.       (line 425)
+* printf:                                Bash Builtins.       (line 429)
 * pushd:                                 Directory Stack Builtins.
                                                              (line  61)
 * pwd:                                   Bourne Shell Builtins.
                                                              (line 200)
-* read:                                  Bash Builtins.       (line 473)
-* readarray:                             Bash Builtins.       (line 560)
+* read:                                  Bash Builtins.       (line 477)
+* readarray:                             Bash Builtins.       (line 564)
 * readonly:                              Bourne Shell Builtins.
                                                              (line 210)
 * return:                                Bourne Shell Builtins.
@@ -10620,7 +10626,7 @@ D.1 Index of Shell Builtin Commands
 * shift:                                 Bourne Shell Builtins.
                                                              (line 245)
 * shopt:                                 The Shopt Builtin.   (line   9)
-* source:                                Bash Builtins.       (line 569)
+* source:                                Bash Builtins.       (line 573)
 * suspend:                               Job Control Builtins.
                                                              (line 101)
 * test:                                  Bourne Shell Builtins.
@@ -10629,12 +10635,12 @@ D.1 Index of Shell Builtin Commands
                                                              (line 334)
 * trap:                                  Bourne Shell Builtins.
                                                              (line 340)
-* type:                                  Bash Builtins.       (line 574)
-* typeset:                               Bash Builtins.       (line 606)
-* ulimit:                                Bash Builtins.       (line 612)
+* type:                                  Bash Builtins.       (line 578)
+* typeset:                               Bash Builtins.       (line 610)
+* ulimit:                                Bash Builtins.       (line 616)
 * umask:                                 Bourne Shell Builtins.
                                                              (line 389)
-* unalias:                               Bash Builtins.       (line 703)
+* unalias:                               Bash Builtins.       (line 707)
 * unset:                                 Bourne Shell Builtins.
                                                              (line 407)
 * wait:                                  Job Control Builtins.
@@ -10826,13 +10832,13 @@ D.3 Parameter and Variable Index
                                                              (line  27)
 * MAPFILE:                               Bash Variables.      (line 463)
 * mark-modified-lines:                   Readline Init File Syntax.
-                                                              (line 194)
+                                                              (line 196)
 * mark-symlinked-directories:            Readline Init File Syntax.
-                                                              (line 199)
+                                                              (line 201)
 * match-hidden-files:                    Readline Init File Syntax.
-                                                              (line 204)
+                                                              (line 206)
 * menu-complete-display-prefix:          Readline Init File Syntax.
-                                                              (line 211)
+                                                              (line 213)
 * meta-flag:                             Readline Init File Syntax.
                                                              (line 153)
 * OLDPWD:                                Bash Variables.      (line 467)
@@ -10843,9 +10849,9 @@ D.3 Parameter and Variable Index
                                                              (line  38)
 * OSTYPE:                                Bash Variables.      (line 474)
 * output-meta:                           Readline Init File Syntax.
-                                                              (line 216)
+                                                              (line 218)
 * page-completions:                      Readline Init File Syntax.
-                                                              (line 221)
+                                                              (line 223)
 * PATH:                                  Bourne Shell Variables.
                                                              (line  42)
 * PIPESTATUS:                            Bash Variables.      (line 477)
@@ -10865,19 +10871,19 @@ D.3 Parameter and Variable Index
 * READLINE_POINT:                        Bash Variables.      (line 528)
 * REPLY:                                 Bash Variables.      (line 532)
 * revert-all-at-newline:                 Readline Init File Syntax.
-                                                              (line 231)
+                                                              (line 233)
 * SECONDS:                               Bash Variables.      (line 535)
 * SHELL:                                 Bash Variables.      (line 541)
 * SHELLOPTS:                             Bash Variables.      (line 546)
 * SHLVL:                                 Bash Variables.      (line 555)
 * show-all-if-ambiguous:                 Readline Init File Syntax.
-                                                              (line 237)
+                                                              (line 239)
 * show-all-if-unmodified:                Readline Init File Syntax.
-                                                              (line 243)
+                                                              (line 245)
 * show-mode-in-prompt:                   Readline Init File Syntax.
-                                                              (line 252)
+                                                              (line 254)
 * skip-completed-text:                   Readline Init File Syntax.
-                                                              (line 257)
+                                                              (line 259)
 * TEXTDOMAIN:                            Locale Translation.  (line  11)
 * TEXTDOMAINDIR:                         Locale Translation.  (line  11)
 * TIMEFORMAT:                            Bash Variables.      (line 560)
@@ -10885,7 +10891,7 @@ D.3 Parameter and Variable Index
 * TMPDIR:                                Bash Variables.      (line 610)
 * UID:                                   Bash Variables.      (line 614)
 * visible-stats:                         Readline Init File Syntax.
-                                                              (line 270)
+                                                              (line 272)


 File: bashref.info,  Node: Function Index,  Next: Concept Index,  Prev: Variable Index,  Up: Indexes
@@ -11211,82 +11217,82 @@ Node: Shell Scripts113153
 Node: Shell Builtin Commands115671
 Node: Bourne Shell Builtins117699
 Node: Bash Builtins137606
-Node: Modifying Shell Behavior165059
-Node: The Set Builtin165404
-Node: The Shopt Builtin175730
-Node: Special Builtins190151
-Node: Shell Variables191130
-Node: Bourne Shell Variables191570
-Node: Bash Variables193601
-Node: Bash Features220476
-Node: Invoking Bash221375
-Node: Bash Startup Files227153
-Node: Interactive Shells232182
-Node: What is an Interactive Shell?232592
-Node: Is this Shell Interactive?233241
-Node: Interactive Shell Behavior234056
-Node: Bash Conditional Expressions237344
-Node: Shell Arithmetic241346
-Node: Aliases244122
-Node: Arrays246678
-Node: The Directory Stack251659
-Node: Directory Stack Builtins252378
-Node: Controlling the Prompt255334
-Node: The Restricted Shell258106
-Node: Bash POSIX Mode259943
-Node: Job Control269330
-Node: Job Control Basics269790
-Node: Job Control Builtins274509
-Node: Job Control Variables278980
-Node: Command Line Editing280138
-Node: Introduction and Notation281810
-Node: Readline Interaction283432
-Node: Readline Bare Essentials284623
-Node: Readline Movement Commands286412
-Node: Readline Killing Commands287377
-Node: Readline Arguments289297
-Node: Searching290341
-Node: Readline Init File292527
-Node: Readline Init File Syntax293674
-Node: Conditional Init Constructs310511
-Node: Sample Init File313044
-Node: Bindable Readline Commands316162
-Node: Commands For Moving317369
-Node: Commands For History318513
-Node: Commands For Text322698
-Node: Commands For Killing325627
-Node: Numeric Arguments328084
-Node: Commands For Completion329223
-Node: Keyboard Macros333415
-Node: Miscellaneous Commands334103
-Node: Readline vi Mode339909
-Node: Programmable Completion340816
-Node: Programmable Completion Builtins348092
-Node: A Programmable Completion Example357838
-Node: Using History Interactively363088
-Node: Bash History Facilities363772
-Node: Bash History Builtins366771
-Node: History Interaction370699
-Node: Event Designators373404
-Node: Word Designators374626
-Node: Modifiers376265
-Node: Installing Bash377669
-Node: Basic Installation378806
-Node: Compilers and Options381498
-Node: Compiling For Multiple Architectures382239
-Node: Installation Names383903
-Node: Specifying the System Type384721
-Node: Sharing Defaults385437
-Node: Operation Controls386110
-Node: Optional Features387068
-Node: Reporting Bugs397132
-Node: Major Differences From The Bourne Shell398330
-Node: GNU Free Documentation License415189
-Node: Indexes440385
-Node: Builtin Index440839
-Node: Reserved Word Index447666
-Node: Variable Index450114
-Node: Function Index464294
-Node: Concept Index471595
+Node: Modifying Shell Behavior165232
+Node: The Set Builtin165577
+Node: The Shopt Builtin175903
+Node: Special Builtins190324
+Node: Shell Variables191303
+Node: Bourne Shell Variables191743
+Node: Bash Variables193774
+Node: Bash Features220649
+Node: Invoking Bash221548
+Node: Bash Startup Files227326
+Node: Interactive Shells232355
+Node: What is an Interactive Shell?232765
+Node: Is this Shell Interactive?233414
+Node: Interactive Shell Behavior234229
+Node: Bash Conditional Expressions237517
+Node: Shell Arithmetic241519
+Node: Aliases244295
+Node: Arrays246851
+Node: The Directory Stack251832
+Node: Directory Stack Builtins252551
+Node: Controlling the Prompt255507
+Node: The Restricted Shell258279
+Node: Bash POSIX Mode260116
+Node: Job Control269502
+Node: Job Control Basics269962
+Node: Job Control Builtins274681
+Node: Job Control Variables279152
+Node: Command Line Editing280310
+Node: Introduction and Notation281982
+Node: Readline Interaction283604
+Node: Readline Bare Essentials284795
+Node: Readline Movement Commands286584
+Node: Readline Killing Commands287549
+Node: Readline Arguments289469
+Node: Searching290513
+Node: Readline Init File292699
+Node: Readline Init File Syntax293846
+Node: Conditional Init Constructs310832
+Node: Sample Init File313365
+Node: Bindable Readline Commands316483
+Node: Commands For Moving317690
+Node: Commands For History318834
+Node: Commands For Text323019
+Node: Commands For Killing325948
+Node: Numeric Arguments328405
+Node: Commands For Completion329544
+Node: Keyboard Macros333736
+Node: Miscellaneous Commands334424
+Node: Readline vi Mode340230
+Node: Programmable Completion341137
+Node: Programmable Completion Builtins348413
+Node: A Programmable Completion Example358159
+Node: Using History Interactively363409
+Node: Bash History Facilities364093
+Node: Bash History Builtins367092
+Node: History Interaction371020
+Node: Event Designators373725
+Node: Word Designators374947
+Node: Modifiers376586
+Node: Installing Bash377990
+Node: Basic Installation379127
+Node: Compilers and Options381819
+Node: Compiling For Multiple Architectures382560
+Node: Installation Names384224
+Node: Specifying the System Type385042
+Node: Sharing Defaults385758
+Node: Operation Controls386431
+Node: Optional Features387389
+Node: Reporting Bugs397453
+Node: Major Differences From The Bourne Shell398651
+Node: GNU Free Documentation License415510
+Node: Indexes440706
+Node: Builtin Index441160
+Node: Reserved Word Index447987
+Node: Variable Index450435
+Node: Function Index464615
+Node: Concept Index471916

 End Tag Table
@@ -1,4 +1,4 @@
-This is TeX, Version 3.1415926 (TeX Live 2011/Fink) (format=tex 2012.4.18)  11 FEB 2014 10:59
+This is TeX, Version 3.1415926 (TeX Live 2011/Fink) (format=tex 2012.4.18)  24 FEB 2014 08:28
 **/usr/homes/chet/src/bash/src/doc/bashref.texi
 (/usr/homes/chet/src/bash/src/doc/bashref.texi (./texinfo.tex
 Loading texinfo [version 2013-09-11.11]:
@@ -424,16 +424,18 @@ BBAASSHH BBUUIILLTTIINN CCOOMMMMAANNDDSS
              in a function, ddeeccllaarree and ttyyppeesseett make each _n_a_m_e local, as with
              the llooccaall command, unless the --gg option is supplied.  If a vari-
              able  name  is  followed by =_v_a_l_u_e, the value of the variable is
-              set to _v_a_l_u_e.  The return value is 0 unless an invalid option is
-              encountered,  an attempt is made to define a function using ``-f
-              foo=bar'', an attempt is made to assign a value  to  a  readonly
-              variable, an attempt is made to assign a value to an array vari-
-              able without using the compound assignment  syntax  (see  AArrrraayyss
-              above),  one of the _n_a_m_e_s is not a valid shell variable name, an
-              attempt is made to turn off readonly status for a readonly vari-
-              able,  an  attempt is made to turn off array status for an array
-              variable, or an attempt is made to display a non-existent  func-
-              tion with --ff.
+              set to _v_a_l_u_e.  When using --aa or --AA and the  compound  assignment
+              syntax  to  create array variables, additional attributes do not
+              take effect until subsequent assignments.  The return value is 0
+              unless  an  invalid option is encountered, an attempt is made to
+              define a function using ``-f foo=bar'', an attempt  is  made  to
+              assign  a  value  to  a readonly variable, an attempt is made to
+              assign a value to an array variable without using  the  compound
+              assignment  syntax (see AArrrraayyss above), one of the _n_a_m_e_s is not a
+              valid shell variable name, an attempt is made to turn off  read-
+              only  status for a readonly variable, an attempt is made to turn
+              off array status for an array variable, or an attempt is made to
+              display a non-existent function with --ff.

       ddiirrss [[--ccllppvv]] [[++_n]] [[--_n]]
              Without  options,  displays  the  list  of  currently remembered
@@ -1,6 +1,6 @@
 %!PS-Adobe-3.0
 %%Creator: groff version 1.19.2
-%%CreationDate: Tue Feb  4 09:39:00 2014
+%%CreationDate: Mon Feb 24 08:28:31 2014
 %%DocumentNeededResources: font Times-Roman
 %%+ font Times-Bold
 %%+ font Times-Italic
@@ -894,56 +894,61 @@ Q F0 .91(When the v)24.74 F .909(ariable is assigned a v)-.25 F .909
 (declar)2.835 E(e)-.18 E F0(and)2.835 E F1(typeset)2.835 E F0(mak)2.835
 E 2.835(ee)-.1 G(ach)-2.835 E F2(name)2.835 E F0 .335
 (local, as with the)2.835 F F1(local)2.835 E F0 .335
-(command, unless the)2.835 F F1<ad67>2.835 E F0(option)2.835 E .134
-(is supplied.)144 424.8 R .134(If a v)5.134 F .134
-(ariable name is follo)-.25 F .134(wed by =)-.25 F F2(value)A F0 2.634
-(,t)C .134(he v)-2.634 F .134(alue of the v)-.25 F .133
-(ariable is set to)-.25 F F2(value)2.633 E F0 5.133(.T)C(he)-5.133 E .8
-(return v)144 436.8 R .8(alue is 0 unless an in)-.25 F -.25(va)-.4 G
-.801
-(lid option is encountered, an attempt is made to de\214ne a function)
-.25 F(using)144 448.8 Q/F4 10/Courier@0 SF 1.039(\255f foo=bar)3.539 F
-F0 3.539(,a)C 3.539(na)-3.539 G 1.038(ttempt is made to assign a v)
-3.539 F 1.038(alue to a readonly v)-.25 F 1.038(ariable, an attempt is)
-.25 F .974(made to assign a v)144 460.8 R .974(alue to an array v)-.25
-F .974(ariable without using the compound assignment syntax \(see)-.25 F
-F1(Arrays)144 472.8 Q F0(abo)2.86 E -.15(ve)-.15 G .36(\), one of the)
-.15 F F2(names)2.86 E F0 .36(is not a v)2.86 F .36(alid shell v)-.25 F
-.36(ariable name, an attempt is made to turn of)-.25 F(f)-.25 E .056
-(readonly status for a readonly v)144 484.8 R .057
-(ariable, an attempt is made to turn of)-.25 F 2.557(fa)-.25 G .057
-(rray status for an array v)-2.557 F(ari-)-.25 E
-(able, or an attempt is made to display a non-e)144 496.8 Q
+(command, unless the)2.835 F F1<ad67>2.835 E F0(option)2.835 E 1.283
+(is supplied.)144 424.8 R 1.283(If a v)6.283 F 1.283
+(ariable name is follo)-.25 F 1.283(wed by =)-.25 F F2(value)A F0 3.783
+(,t)C 1.283(he v)-3.783 F 1.283(alue of the v)-.25 F 1.282
+(ariable is set to)-.25 F F2(value)3.782 E F0(.)A .926(When using)144
+436.8 R F1<ad61>3.426 E F0(or)3.426 E F1<ad41>3.426 E F0 .927
+(and the compound assignment syntax to create array v)3.426 F .927
+(ariables, additional)-.25 F(attrib)144 448.8 Q .592(utes do not tak)-.2
+F 3.092(ee)-.1 G -.25(ff)-3.092 G .592
+(ect until subsequent assignments.).25 F .592(The return v)5.592 F .592
+(alue is 0 unless an in)-.25 F -.25(va)-.4 G(lid).25 E .429
+(option is encountered, an attempt is made to de\214ne a function using)
+144 460.8 R/F4 10/Courier@0 SF .429(\255f foo=bar)2.929 F F0 2.929(,a)C
+2.929(na)-2.929 G .429(ttempt is)-2.929 F .063(made to assign a v)144
+472.8 R .063(alue to a readonly v)-.25 F .062
+(ariable, an attempt is made to assign a v)-.25 F .062
+(alue to an array v)-.25 F(ari-)-.25 E .102
+(able without using the compound assignment syntax \(see)144 484.8 R F1
+(Arrays)2.602 E F0(abo)2.602 E -.15(ve)-.15 G .102(\), one of the).15 F
+F2(names)2.602 E F0 .102(is not a)2.602 F -.25(va)144 496.8 S .172
+(lid shell v).25 F .171(ariable name, an attempt is made to turn of)-.25
+F 2.671(fr)-.25 G .171(eadonly status for a readonly v)-2.671 F .171
+(ariable, an)-.25 F .96(attempt is made to turn of)144 508.8 R 3.46(fa)
+-.25 G .96(rray status for an array v)-3.46 F .96
+(ariable, or an attempt is made to display a)-.25 F(non-e)144 520.8 Q
 (xistent function with)-.15 E F1<ad66>2.5 E F0(.)A F1
-(dirs [\255clpv] [+)108 513.6 Q F2(n)A F1 2.5(][)C<ad>-2.5 E F2(n)A F1
-(])A F0 -.4(Wi)144 525.6 S .329
+(dirs [\255clpv] [+)108 537.6 Q F2(n)A F1 2.5(][)C<ad>-2.5 E F2(n)A F1
+(])A F0 -.4(Wi)144 549.6 S .329
 (thout options, displays the list of currently remembered directories.)
 .4 F .328(The def)5.328 F .328(ault display is on a)-.1 F 1.238
-(single line with directory names separated by spaces.)144 537.6 R 1.238
-(Directories are added to the list with the)6.238 F F1(pushd)144 549.6 Q
+(single line with directory names separated by spaces.)144 561.6 R 1.238
+(Directories are added to the list with the)6.238 F F1(pushd)144 573.6 Q
 F0(command; the)2.5 E F1(popd)2.5 E F0(command remo)2.5 E -.15(ve)-.15 G
-2.5(se).15 G(ntries from the list.)-2.5 E F1<ad63>144 561.6 Q F0
+2.5(se).15 G(ntries from the list.)-2.5 E F1<ad63>144 585.6 Q F0
 (Clears the directory stack by deleting all of the entries.)25.86 E F1
-<ad6c>144 573.6 Q F0 .882
+<ad6c>144 597.6 Q F0 .882
 (Produces a listing using full pathnames; the def)27.52 F .881
 (ault listing format uses a tilde to denote)-.1 F(the home directory)180
-585.6 Q(.)-.65 E F1<ad70>144 597.6 Q F0
+609.6 Q(.)-.65 E F1<ad70>144 621.6 Q F0
 (Print the directory stack with one entry per line.)24.74 E F1<ad76>144
-609.6 Q F0 .272(Print the directory stack with one entry per line, pre\
+633.6 Q F0 .272(Print the directory stack with one entry per line, pre\
 \214xing each entry with its inde)25.3 F 2.773(xi)-.15 G 2.773(nt)-2.773
-G(he)-2.773 E(stack.)180 621.6 Q F1(+)144 633.6 Q F2(n)A F0 1.565
+G(he)-2.773 E(stack.)180 645.6 Q F1(+)144 657.6 Q F2(n)A F0 1.565
 (Displays the)25.3 F F2(n)4.065 E F0 1.565
 (th entry counting from the left of the list sho)B 1.564(wn by)-.25 F F1
 (dirs)4.064 E F0 1.564(when in)4.064 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E
-(without options, starting with zero.)180 645.6 Q F1<ad>144 657.6 Q F2
+(without options, starting with zero.)180 669.6 Q F1<ad>144 681.6 Q F2
 (n)A F0 1.194(Displays the)25.3 F F2(n)3.694 E F0 1.194
 (th entry counting from the right of the list sho)B 1.194(wn by)-.25 F
 F1(dirs)3.694 E F0 1.194(when in)3.694 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E
-(without options, starting with zero.)180 669.6 Q .258(The return v)144
-686.4 R .258(alue is 0 unless an in)-.25 F -.25(va)-.4 G .258
+(without options, starting with zero.)180 693.6 Q .258(The return v)144
+710.4 R .258(alue is 0 unless an in)-.25 F -.25(va)-.4 G .258
 (lid option is supplied or).25 F F2(n)2.758 E F0(inde)2.758 E -.15(xe)
 -.15 G 2.758(sb).15 G -.15(ey)-2.758 G .258(ond the end of the direc-)
-.15 F(tory stack.)144 698.4 Q(GNU Bash-4.2)72 768 Q(2004 Apr 20)148.735
+.15 F(tory stack.)144 722.4 Q(GNU Bash-4.2)72 768 Q(2004 Apr 20)148.735
 E(6)203.725 E 0 Cg EP
 %%Page: 7 7
 %%BeginPageSetup
@@ -1,6 +1,6 @@
 %!PS-Adobe-3.0
 %%Creator: groff version 1.19.2
-%%CreationDate: Tue Feb  4 09:39:00 2014
+%%CreationDate: Mon Feb 24 08:28:31 2014
 %%DocumentNeededResources: font Times-Roman
 %%+ font Times-Bold
 %%DocumentSuppliedResources: procset grops 1.19 2
@@ -4374,7 +4374,7 @@ without_job_control ()
 void
 end_job_control ()
 {
-  if (interactive_shell)		/* XXX - should it be interactive? */
+  if (interactive_shell || job_control)		/* XXX - should it be just job_control? */
    {
      terminate_stopped_jobs ();

@@ -933,10 +933,12 @@ exit_shell (s)
  if (interactive_shell && login_shell && hup_on_exit)
    hangup_all_jobs ();

-  /* If this shell is interactive, terminate all stopped jobs and
-     restore the original terminal process group.  Don't do this if we're
-     in a subshell and calling exit_shell after, for example, a failed
-     word expansion. */
+  /* If this shell is interactive, or job control is active, terminate all
+     stopped jobs and restore the original terminal process group.  Don't do
+     this if we're in a subshell and calling exit_shell after, for example,
+     a failed word expansion.  We want to do this even if the shell is not
+     interactive because we set the terminal's process group when job control
+     is enabled regardless of the interactive status. */
  if (subshell_environment == 0)
    end_job_control ();
 #endif /* JOB_CONTROL */
@@ -265,7 +265,7 @@ esac

 ${RMAIL} $SMARGS < "$TEMPFILE1" || {
 	cat "$TEMPFILE1" >> $HOME/dead.bashbug
-	echo "$0: mail failed: report saved in $HOME/dead.bashbug" >&2
+	echo "$0: mail to ${BUGADDR} failed: report saved in $HOME/dead.bashbug" >&2
 }

 exit 0
@@ -646,8 +646,8 @@ unary_test (op, arg)
      return (v && invisible_p (v) == 0 && var_isset (v) ? TRUE : FALSE);

    case 'R':
-      v = find_variable (arg);
-      return (v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v) ? TRUE : FALSE);
+      v = find_variable_noref (arg);
+      return ((v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v)) ? TRUE : FALSE);
    }

  /* We can't actually get here, but this shuts up gcc. */
@@ -723,6 +723,7 @@ test_unop (op)
    case 'o': case 'p': case 'r': case 's': case 't':
    case 'u': case 'v': case 'w': case 'x': case 'z':
    case 'G': case 'L': case 'O': case 'S': case 'N':
+    case 'R':
      return (1);
    }

@@ -0,0 +1,880 @@
+/* test.c - GNU test program (ksb and mjb) */
+
+/* Modified to run with the GNU shell Apr 25, 1988 by bfox. */
+
+/* Copyright (C) 1987-2010 Free Software Foundation, Inc.
+
+   This file is part of GNU Bash, the Bourne Again SHell.
+
+   Bash is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   Bash is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* Define PATTERN_MATCHING to get the csh-like =~ and !~ pattern-matching
+   binary operators. */
+/* #define PATTERN_MATCHING */
+
+#if defined (HAVE_CONFIG_H)
+#  include <config.h>
+#endif
+
+#include <stdio.h>
+
+#include "bashtypes.h"
+
+#if !defined (HAVE_LIMITS_H) && defined (HAVE_SYS_PARAM_H)
+#  include <sys/param.h>
+#endif
+
+#if defined (HAVE_UNISTD_H)
+#  include <unistd.h>
+#endif
+
+#include <errno.h>
+#if !defined (errno)
+extern int errno;
+#endif /* !errno */
+
+#if !defined (_POSIX_VERSION) && defined (HAVE_SYS_FILE_H)
+#  include <sys/file.h>
+#endif /* !_POSIX_VERSION */
+#include "posixstat.h"
+#include "filecntl.h"
+#include "stat-time.h"
+
+#include "bashintl.h"
+
+#include "shell.h"
+#include "pathexp.h"
+#include "test.h"
+#include "builtins/common.h"
+
+#include <glob/strmatch.h>
+
+#if !defined (STRLEN)
+#  define STRLEN(s) ((s)[0] ? ((s)[1] ? ((s)[2] ? strlen(s) : 2) : 1) : 0)
+#endif
+
+#if !defined (STREQ)
+#  define STREQ(a, b) ((a)[0] == (b)[0] && strcmp ((a), (b)) == 0)
+#endif /* !STREQ */
+#define STRCOLLEQ(a, b) ((a)[0] == (b)[0] && strcoll ((a), (b)) == 0)
+
+#if !defined (R_OK)
+#define R_OK 4
+#define W_OK 2
+#define X_OK 1
+#define F_OK 0
+#endif /* R_OK */
+
+#define EQ	0
+#define NE	1
+#define LT	2
+#define GT	3
+#define LE	4
+#define GE	5
+
+#define NT	0
+#define OT	1
+#define EF	2
+
+/* The following few defines control the truth and false output of each stage.
+   TRUE and FALSE are what we use to compute the final output value.
+   SHELL_BOOLEAN is the form which returns truth or falseness in shell terms.
+   Default is TRUE = 1, FALSE = 0, SHELL_BOOLEAN = (!value). */
+#define TRUE 1
+#define FALSE 0
+#define SHELL_BOOLEAN(value) (!(value))
+
+#define TEST_ERREXIT_STATUS	2
+
+static procenv_t test_exit_buf;
+static int test_error_return;
+#define test_exit(val) \
+	do { test_error_return = val; longjmp (test_exit_buf, 1); } while (0)
+
+extern int sh_stat __P((const char *, struct stat *));
+
+static int pos;		/* The offset of the current argument in ARGV. */
+static int argc;	/* The number of arguments present in ARGV. */
+static char **argv;	/* The argument list. */
+static int noeval;
+
+static void test_syntax_error __P((char *, char *)) __attribute__((__noreturn__));
+static void beyond __P((void)) __attribute__((__noreturn__));
+static void integer_expected_error __P((char *)) __attribute__((__noreturn__));
+
+static int unary_operator __P((void));
+static int binary_operator __P((void));
+static int two_arguments __P((void));
+static int three_arguments __P((void));
+static int posixtest __P((void));
+
+static int expr __P((void));
+static int term __P((void));
+static int and __P((void));
+static int or __P((void));
+
+static int filecomp __P((char *, char *, int));
+static int arithcomp __P((char *, char *, int, int));
+static int patcomp __P((char *, char *, int));
+
+static void
+test_syntax_error (format, arg)
+     char *format, *arg;
+{
+  builtin_error (format, arg);
+  test_exit (TEST_ERREXIT_STATUS);
+}
+
+/*
+ * beyond - call when we're beyond the end of the argument list (an
+ *	error condition)
+ */
+static void
+beyond ()
+{
+  test_syntax_error (_("argument expected"), (char *)NULL);
+}
+
+/* Syntax error for when an integer argument was expected, but
+   something else was found. */
+static void
+integer_expected_error (pch)
+     char *pch;
+{
+  test_syntax_error (_("%s: integer expression expected"), pch);
+}
+
+/* Increment our position in the argument list.  Check that we're not
+   past the end of the argument list.  This check is suppressed if the
+   argument is FALSE.  Made a macro for efficiency. */
+#define advance(f) do { ++pos; if (f && pos >= argc) beyond (); } while (0)
+#define unary_advance() do { advance (1); ++pos; } while (0)
+
+/*
+ * expr:
+ *	or
+ */
+static int
+expr ()
+{
+  if (pos >= argc)
+    beyond ();
+
+  return (FALSE ^ or ());		/* Same with this. */
+}
+
+/*
+ * or:
+ *	and
+ *	and '-o' or
+ */
+static int
+or ()
+{
+  int value, v2;
+
+  value = and ();
+  if (pos < argc && argv[pos][0] == '-' && argv[pos][1] == 'o' && !argv[pos][2])
+    {
+      advance (0);
+      v2 = or ();
+      return (value || v2);
+    }
+
+  return (value);
+}
+
+/*
+ * and:
+ *	term
+ *	term '-a' and
+ */
+static int
+and ()
+{
+  int value, v2;
+
+  value = term ();
+  if (pos < argc && argv[pos][0] == '-' && argv[pos][1] == 'a' && !argv[pos][2])
+    {
+      advance (0);
+      v2 = and ();
+      return (value && v2);
+    }
+  return (value);
+}
+
+/*
+ * term - parse a term and return 1 or 0 depending on whether the term
+ *	evaluates to true or false, respectively.
+ *
+ * term ::=
+ *	'-'('a'|'b'|'c'|'d'|'e'|'f'|'g'|'h'|'k'|'p'|'r'|'s'|'u'|'w'|'x') filename
+ *	'-'('G'|'L'|'O'|'S'|'N') filename
+ * 	'-t' [int]
+ *	'-'('z'|'n') string
+ *	'-o' option
+ *	string
+ *	string ('!='|'='|'==') string
+ *	<int> '-'(eq|ne|le|lt|ge|gt) <int>
+ *	file '-'(nt|ot|ef) file
+ *	'(' <expr> ')'
+ * int ::=
+ *	positive and negative integers
+ */
+static int
+term ()
+{
+  int value;
+
+  if (pos >= argc)
+    beyond ();
+
+  /* Deal with leading `not's. */
+  if (argv[pos][0] == '!' && argv[pos][1] == '\0')
+    {
+      value = 0;
+      while (pos < argc && argv[pos][0] == '!' && argv[pos][1] == '\0')
+	{
+	  advance (1);
+	  value = 1 - value;
+	}
+
+      return (value ? !term() : term());
+    }
+
+  /* A paren-bracketed argument. */
+  if (argv[pos][0] == '(' && argv[pos][1] == '\0') /* ) */
+    {
+      advance (1);
+      value = expr ();
+      if (argv[pos] == 0) /* ( */
+	test_syntax_error (_("`)' expected"), (char *)NULL);
+      else if (argv[pos][0] != ')' || argv[pos][1]) /* ( */
+	test_syntax_error (_("`)' expected, found %s"), argv[pos]);
+      advance (0);
+      return (value);
+    }
+
+  /* are there enough arguments left that this could be dyadic? */
+  if ((pos + 3 <= argc) && test_binop (argv[pos + 1]))
+    value = binary_operator ();
+
+  /* Might be a switch type argument */
+  else if (argv[pos][0] == '-' && argv[pos][2] == '\0')
+    {
+      if (test_unop (argv[pos]))
+	value = unary_operator ();
+      else
+	test_syntax_error (_("%s: unary operator expected"), argv[pos]);
+    }
+  else
+    {
+      value = argv[pos][0] != '\0';
+      advance (0);
+    }
+
+  return (value);
+}
+
+static int
+stat_mtime (fn, st, ts)
+     char *fn;
+     struct stat *st;
+     struct timespec *ts;
+{
+  int r;
+
+  r = sh_stat (fn, st);
+  if (r < 0)
+    return r;
+  *ts = get_stat_mtime (st);
+  return 0;
+}
+
+static int
+filecomp (s, t, op)
+     char *s, *t;
+     int op;
+{
+  struct stat st1, st2;
+  struct timespec ts1, ts2;
+  int r1, r2;
+
+  if ((r1 = stat_mtime (s, &st1, &ts1)) < 0)
+    {
+      if (op == EF)
+	return (FALSE);
+    }
+  if ((r2 = stat_mtime (t, &st2, &ts2)) < 0)
+    {
+      if (op == EF)
+	return (FALSE);
+    }
+  
+  switch (op)
+    {
+    case OT: return (r1 < r2 || (r2 == 0 && timespec_cmp (ts1, ts2) < 0));
+    case NT: return (r1 > r2 || (r1 == 0 && timespec_cmp (ts1, ts2) > 0));
+    case EF: return (same_file (s, t, &st1, &st2));
+    }
+  return (FALSE);
+}
+
+static int
+arithcomp (s, t, op, flags)
+     char *s, *t;
+     int op, flags;
+{
+  intmax_t l, r;
+  int expok;
+
+  if (flags & TEST_ARITHEXP)
+    {
+      l = evalexp (s, &expok);
+      if (expok == 0)
+	return (FALSE);		/* should probably longjmp here */
+      r = evalexp (t, &expok);
+      if (expok == 0)
+	return (FALSE);		/* ditto */
+    }
+  else
+    {
+      if (legal_number (s, &l) == 0)
+	integer_expected_error (s);
+      if (legal_number (t, &r) == 0)
+	integer_expected_error (t);
+    }
+
+  switch (op)
+    {
+    case EQ: return (l == r);
+    case NE: return (l != r);
+    case LT: return (l < r);
+    case GT: return (l > r);
+    case LE: return (l <= r);
+    case GE: return (l >= r);
+    }
+
+  return (FALSE);
+}
+
+static int
+patcomp (string, pat, op)
+     char *string, *pat;
+     int op;
+{
+  int m;
+
+  m = strmatch (pat, string, FNMATCH_EXTFLAG|FNMATCH_IGNCASE);
+  return ((op == EQ) ? (m == 0) : (m != 0));
+}
+
+int
+binary_test (op, arg1, arg2, flags)
+     char *op, *arg1, *arg2;
+     int flags;
+{
+  int patmatch;
+
+  patmatch = (flags & TEST_PATMATCH);
+
+  if (op[0] == '=' && (op[1] == '\0' || (op[1] == '=' && op[2] == '\0')))
+    return (patmatch ? patcomp (arg1, arg2, EQ) : STREQ (arg1, arg2));
+  else if ((op[0] == '>' || op[0] == '<') && op[1] == '\0')
+    {
+#if defined (HAVE_STRCOLL)
+      if (shell_compatibility_level > 40 && flags & TEST_LOCALE)
+	return ((op[0] == '>') ? (strcoll (arg1, arg2) > 0) : (strcoll (arg1, arg2) < 0));
+      else
+#endif
+	return ((op[0] == '>') ? (strcmp (arg1, arg2) > 0) : (strcmp (arg1, arg2) < 0));
+    }
+  else if (op[0] == '!' && op[1] == '=' && op[2] == '\0')
+    return (patmatch ? patcomp (arg1, arg2, NE) : (STREQ (arg1, arg2) == 0));
+    
+
+  else if (op[2] == 't')
+    {
+      switch (op[1])
+	{
+	case 'n': return (filecomp (arg1, arg2, NT));		/* -nt */
+	case 'o': return (filecomp (arg1, arg2, OT));		/* -ot */
+	case 'l': return (arithcomp (arg1, arg2, LT, flags));	/* -lt */
+	case 'g': return (arithcomp (arg1, arg2, GT, flags));	/* -gt */
+	}
+    }
+  else if (op[1] == 'e')
+    {
+      switch (op[2])
+	{
+	case 'f': return (filecomp (arg1, arg2, EF));		/* -ef */
+	case 'q': return (arithcomp (arg1, arg2, EQ, flags));	/* -eq */
+	}
+    }
+  else if (op[2] == 'e')
+    {
+      switch (op[1])
+	{
+	case 'n': return (arithcomp (arg1, arg2, NE, flags));	/* -ne */
+	case 'g': return (arithcomp (arg1, arg2, GE, flags));	/* -ge */
+	case 'l': return (arithcomp (arg1, arg2, LE, flags));	/* -le */
+	}
+    }
+
+  return (FALSE);	/* should never get here */
+}
+
+
+static int
+binary_operator ()
+{
+  int value;
+  char *w;
+
+  w = argv[pos + 1];
+  if ((w[0] == '=' && (w[1] == '\0' || (w[1] == '=' && w[2] == '\0'))) || /* =, == */
+      ((w[0] == '>' || w[0] == '<') && w[1] == '\0') ||		/* <, > */
+      (w[0] == '!' && w[1] == '=' && w[2] == '\0'))		/* != */
+    {
+      value = binary_test (w, argv[pos], argv[pos + 2], 0);
+      pos += 3;
+      return (value);
+    }
+
+#if defined (PATTERN_MATCHING)
+  if ((w[0] == '=' || w[0] == '!') && w[1] == '~' && w[2] == '\0')
+    {
+      value = patcomp (argv[pos], argv[pos + 2], w[0] == '=' ? EQ : NE);
+      pos += 3;
+      return (value);
+    }
+#endif
+
+  if ((w[0] != '-' || w[3] != '\0') || test_binop (w) == 0)
+    {
+      test_syntax_error (_("%s: binary operator expected"), w);
+      /* NOTREACHED */
+      return (FALSE);
+    }
+
+  value = binary_test (w, argv[pos], argv[pos + 2], 0);
+  pos += 3;
+  return value;
+}
+
+static int
+unary_operator ()
+{
+  char *op;
+  intmax_t r;
+
+  op = argv[pos];
+  if (test_unop (op) == 0)
+    return (FALSE);
+
+  /* the only tricky case is `-t', which may or may not take an argument. */
+  if (op[1] == 't')
+    {
+      advance (0);
+      if (pos < argc)
+	{
+	  if (legal_number (argv[pos], &r))
+	    {
+	      advance (0);
+	      return (unary_test (op, argv[pos - 1]));
+	    }
+	  else
+	    return (FALSE);
+	}
+      else
+	return (unary_test (op, "1"));
+    }
+
+  /* All of the unary operators take an argument, so we first call
+     unary_advance (), which checks to make sure that there is an
+     argument, and then advances pos right past it.  This means that
+     pos - 1 is the location of the argument. */
+  unary_advance ();
+  return (unary_test (op, argv[pos - 1]));
+}
+
+int
+unary_test (op, arg)
+     char *op, *arg;
+{
+  intmax_t r;
+  struct stat stat_buf;
+  SHELL_VAR *v;
+     
+  switch (op[1])
+    {
+    case 'a':			/* file exists in the file system? */
+    case 'e':
+      return (sh_stat (arg, &stat_buf) == 0);
+
+    case 'r':			/* file is readable? */
+      return (sh_eaccess (arg, R_OK) == 0);
+
+    case 'w':			/* File is writeable? */
+      return (sh_eaccess (arg, W_OK) == 0);
+
+    case 'x':			/* File is executable? */
+      return (sh_eaccess (arg, X_OK) == 0);
+
+    case 'O':			/* File is owned by you? */
+      return (sh_stat (arg, &stat_buf) == 0 &&
+	      (uid_t) current_user.euid == (uid_t) stat_buf.st_uid);
+
+    case 'G':			/* File is owned by your group? */
+      return (sh_stat (arg, &stat_buf) == 0 &&
+	      (gid_t) current_user.egid == (gid_t) stat_buf.st_gid);
+
+    case 'N':
+      return (sh_stat (arg, &stat_buf) == 0 &&
+	      stat_buf.st_atime <= stat_buf.st_mtime);
+
+    case 'f':			/* File is a file? */
+      if (sh_stat (arg, &stat_buf) < 0)
+	return (FALSE);
+
+      /* -f is true if the given file exists and is a regular file. */
+#if defined (S_IFMT)
+      return (S_ISREG (stat_buf.st_mode) || (stat_buf.st_mode & S_IFMT) == 0);
+#else
+      return (S_ISREG (stat_buf.st_mode));
+#endif /* !S_IFMT */
+
+    case 'd':			/* File is a directory? */
+      return (sh_stat (arg, &stat_buf) == 0 && (S_ISDIR (stat_buf.st_mode)));
+
+    case 's':			/* File has something in it? */
+      return (sh_stat (arg, &stat_buf) == 0 && stat_buf.st_size > (off_t) 0);
+
+    case 'S':			/* File is a socket? */
+#if !defined (S_ISSOCK)
+      return (FALSE);
+#else
+      return (sh_stat (arg, &stat_buf) == 0 && S_ISSOCK (stat_buf.st_mode));
+#endif /* S_ISSOCK */
+
+    case 'c':			/* File is character special? */
+      return (sh_stat (arg, &stat_buf) == 0 && S_ISCHR (stat_buf.st_mode));
+
+    case 'b':			/* File is block special? */
+      return (sh_stat (arg, &stat_buf) == 0 && S_ISBLK (stat_buf.st_mode));
+
+    case 'p':			/* File is a named pipe? */
+#ifndef S_ISFIFO
+      return (FALSE);
+#else
+      return (sh_stat (arg, &stat_buf) == 0 && S_ISFIFO (stat_buf.st_mode));
+#endif /* S_ISFIFO */
+
+    case 'L':			/* Same as -h  */
+    case 'h':			/* File is a symbolic link? */
+#if !defined (S_ISLNK) || !defined (HAVE_LSTAT)
+      return (FALSE);
+#else
+      return ((arg[0] != '\0') &&
+	      (lstat (arg, &stat_buf) == 0) && S_ISLNK (stat_buf.st_mode));
+#endif /* S_IFLNK && HAVE_LSTAT */
+
+    case 'u':			/* File is setuid? */
+      return (sh_stat (arg, &stat_buf) == 0 && (stat_buf.st_mode & S_ISUID) != 0);
+
+    case 'g':			/* File is setgid? */
+      return (sh_stat (arg, &stat_buf) == 0 && (stat_buf.st_mode & S_ISGID) != 0);
+
+    case 'k':			/* File has sticky bit set? */
+#if !defined (S_ISVTX)
+      /* This is not Posix, and is not defined on some Posix systems. */
+      return (FALSE);
+#else
+      return (sh_stat (arg, &stat_buf) == 0 && (stat_buf.st_mode & S_ISVTX) != 0);
+#endif
+
+    case 't':	/* File fd is a terminal? */
+      if (legal_number (arg, &r) == 0)
+	return (FALSE);
+      return ((r == (int)r) && isatty ((int)r));
+
+    case 'n':			/* True if arg has some length. */
+      return (arg[0] != '\0');
+
+    case 'z':			/* True if arg has no length. */
+      return (arg[0] == '\0');
+
+    case 'o':			/* True if option `arg' is set. */
+      return (minus_o_option_value (arg) == 1);
+
+    case 'v':
+      v = find_variable (arg);
+#if defined (ARRAY_VARS)
+      if (v == 0 && valid_array_reference (arg))
+	{
+	  char *t;
+	  t = array_value (arg, 0, 0, (int *)0, (arrayind_t *)0);
+	  return (t ? TRUE : FALSE);
+	}
+     else if (v && invisible_p (v) == 0 && array_p (v))
+	{
+	  char *t;
+	  /* [[ -v foo ]] == [[ -v foo[0] ]] */
+	  t = array_reference (array_cell (v), 0);
+	  return (t ? TRUE : FALSE);
+	}
+      else if (v && invisible_p (v) == 0 && assoc_p (v))
+	{
+	  char *t;
+	  t = assoc_reference (assoc_cell (v), "0");
+	  return (t ? TRUE : FALSE);
+	}
+#endif
+      return (v && invisible_p (v) == 0 && var_isset (v) ? TRUE : FALSE);
+
+    case 'R':
+      v = find_variable (arg);
+      return ((v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v)) ? TRUE : FALSE);
+    }
+
+  /* We can't actually get here, but this shuts up gcc. */
+  return (FALSE);
+}
+
+/* Return TRUE if OP is one of the test command's binary operators. */
+int
+test_binop (op)
+     char *op;
+{
+  if (op[0] == '=' && op[1] == '\0')
+    return (1);		/* '=' */
+  else if ((op[0] == '<' || op[0] == '>') && op[1] == '\0')  /* string <, > */
+    return (1);
+  else if ((op[0] == '=' || op[0] == '!') && op[1] == '=' && op[2] == '\0')
+    return (1);		/* `==' and `!=' */
+#if defined (PATTERN_MATCHING)
+  else if (op[2] == '\0' && op[1] == '~' && (op[0] == '=' || op[0] == '!'))
+    return (1);
+#endif
+  else if (op[0] != '-' || op[2] == '\0' || op[3] != '\0')
+    return (0);
+  else
+    {
+      if (op[2] == 't')
+	switch (op[1])
+	  {
+	  case 'n':		/* -nt */
+	  case 'o':		/* -ot */
+	  case 'l':		/* -lt */
+	  case 'g':		/* -gt */
+	    return (1);
+	  default:
+	    return (0);
+	  }
+      else if (op[1] == 'e')
+	switch (op[2])
+	  {
+	  case 'q':		/* -eq */
+	  case 'f':		/* -ef */
+	    return (1);
+	  default:
+	    return (0);
+	  }
+      else if (op[2] == 'e')
+	switch (op[1])
+	  {
+	  case 'n':		/* -ne */
+	  case 'g':		/* -ge */
+	  case 'l':		/* -le */
+	    return (1);
+	  default:
+	    return (0);
+	  }
+      else
+	return (0);
+    }
+}
+
+/* Return non-zero if OP is one of the test command's unary operators. */
+int
+test_unop (op)
+     char *op;
+{
+  if (op[0] != '-' || op[2] != 0)
+    return (0);
+
+  switch (op[1])
+    {
+    case 'a': case 'b': case 'c': case 'd': case 'e':
+    case 'f': case 'g': case 'h': case 'k': case 'n':
+    case 'o': case 'p': case 'r': case 's': case 't':
+    case 'u': case 'v': case 'w': case 'x': case 'z':
+    case 'G': case 'L': case 'O': case 'S': case 'N':
+    case 'R':
+      return (1);
+    }
+
+  return (0);
+}
+
+static int
+two_arguments ()
+{
+  if (argv[pos][0] == '!' && argv[pos][1] == '\0')
+    return (argv[pos + 1][0] == '\0');
+  else if (argv[pos][0] == '-' && argv[pos][2] == '\0')
+    {
+      if (test_unop (argv[pos]))
+	return (unary_operator ());
+      else
+	test_syntax_error (_("%s: unary operator expected"), argv[pos]);
+    }
+  else
+    test_syntax_error (_("%s: unary operator expected"), argv[pos]);
+
+  return (0);
+}
+
+#define ANDOR(s)  (s[0] == '-' && !s[2] && (s[1] == 'a' || s[1] == 'o'))
+
+/* This could be augmented to handle `-t' as equivalent to `-t 1', but
+   POSIX requires that `-t' be given an argument. */
+#define ONE_ARG_TEST(s)		((s)[0] != '\0')
+
+static int
+three_arguments ()
+{
+  int value;
+
+  if (test_binop (argv[pos+1]))
+    {
+      value = binary_operator ();
+      pos = argc;
+    }
+  else if (ANDOR (argv[pos+1]))
+    {
+      if (argv[pos+1][1] == 'a')
+	value = ONE_ARG_TEST(argv[pos]) && ONE_ARG_TEST(argv[pos+2]);
+      else
+	value = ONE_ARG_TEST(argv[pos]) || ONE_ARG_TEST(argv[pos+2]);
+      pos = argc;
+    }
+  else if (argv[pos][0] == '!' && argv[pos][1] == '\0')
+    {
+      advance (1);
+      value = !two_arguments ();
+    }
+  else if (argv[pos][0] == '(' && argv[pos+2][0] == ')')
+    {
+      value = ONE_ARG_TEST(argv[pos+1]);
+      pos = argc;
+    }
+  else
+    test_syntax_error (_("%s: binary operator expected"), argv[pos+1]);
+
+  return (value);
+}
+
+/* This is an implementation of a Posix.2 proposal by David Korn. */
+static int
+posixtest ()
+{
+  int value;
+
+  switch (argc - 1)	/* one extra passed in */
+    {
+      case 0:
+	value = FALSE;
+	pos = argc;
+	break;
+
+      case 1:
+	value = ONE_ARG_TEST(argv[1]);
+	pos = argc;
+	break;
+
+      case 2:
+	value = two_arguments ();
+	pos = argc;
+	break;
+
+      case 3:
+	value = three_arguments ();
+	break;
+
+      case 4:
+	if (argv[pos][0] == '!' && argv[pos][1] == '\0')
+	  {
+	    advance (1);
+	    value = !three_arguments ();
+	    break;
+	  }
+	/* FALLTHROUGH */
+      default:
+	value = expr ();
+    }
+
+  return (value);
+}
+
+/*
+ * [:
+ *	'[' expr ']'
+ * test:
+ *	test expr
+ */
+int
+test_command (margc, margv)
+     int margc;
+     char **margv;
+{
+  int value;
+  int code;
+
+  USE_VAR(margc);
+
+  code = setjmp_nosigs (test_exit_buf);
+
+  if (code)
+    return (test_error_return);
+
+  argv = margv;
+
+  if (margv[0] && margv[0][0] == '[' && margv[0][1] == '\0')
+    {
+      --margc;
+
+      if (margv[margc] && (margv[margc][0] != ']' || margv[margc][1]))
+	test_syntax_error (_("missing `]'"), (char *)NULL);
+
+      if (margc < 2)
+	test_exit (SHELL_BOOLEAN (FALSE));
+    }
+
+  argc = margc;
+  pos = 1;
+
+  if (pos >= argc)
+    test_exit (SHELL_BOOLEAN (FALSE));
+
+  noeval = 0;
+  value = posixtest ();
+
+  if (pos != argc)
+    test_syntax_error (_("too many arguments"), (char *)NULL);
+
+  test_exit (SHELL_BOOLEAN (value));
+}
@@ -920,7 +920,8 @@ _run_trap_internal (sig, tag)
      subst_assign_varlist = 0;

 #if defined (JOB_CONTROL)
-      save_pipeline (1);	/* XXX only provides one save level */
+      if (sig != DEBUG_TRAP)	/* run_debug_trap does this */
+	save_pipeline (1);	/* XXX only provides one save level */
 #endif

      /* If we're in a function, make sure return longjmps come here, too. */
@@ -940,7 +941,8 @@ _run_trap_internal (sig, tag)
      trap_exit_value = last_command_exit_value;

 #if defined (JOB_CONTROL)
-      restore_pipeline (1);
+      if (sig != DEBUG_TRAP)	/* run_debug_trap does this */
+	restore_pipeline (1);
 #endif

      subst_assign_varlist = save_subst_varlist;