commit bash-20160624 snapshot

2026-06-27 15:43:18 +02:00 · 2016-07-01 09:20:12 -04:00
parent ae0865bc25
commit d85b4caf90
18 changed files with 581 additions and 555 deletions
@@ -11293,3 +11293,16 @@ builtins/declare.def
 	- declare_internal: analogous to 6/12 change; when performing an array
 	  subscript assignment on a nameref, display a warning, remove the
 	  nameref attribute, and go on
+
+				   6/21
+				   ----
+execute_cmd.c
+	- shell_execve: make sure errno is (re)set appropriately before returning
+	  error value on exec format error
+
+				   6/23
+				   ----
+execute_cmd.c
+	- param_expand: when expanding $* in a context where splitting is not
+	  desired (pflags & PF_ASSIGNRHS), make sure to quote the word and the
+	  included separators.  Reported by Dan Douglas <ormaaj@gmail.com>
@@ -684,12 +684,12 @@ PPAARRAAMMEETTEERRSS
       and llooccaall below) to create a _n_a_m_e_r_e_f, or a reference to  another  vari-
       able.   This  allows  variables to be manipulated indirectly.  Whenever
       the nameref variable is referenced, assigned  to,  unset,  or  has  its
-       attributes  modified  (other  than  the  _n_a_m_e_r_e_f attribute itself), the
-       operation is actually  performed  on  the  variable  specified  by  the
-       nameref  variable's  value.   A  nameref  is commonly used within shell
-       functions to refer to a variable whose name is passed as an argument to
-       the  function.   For  instance, if a variable name is passed to a shell
-       function as its first argument, running
+       attributes modified (other than using or changing the _n_a_m_e_r_e_f attribute
+       itself), the operation is actually performed on the variable  specified
+       by  the  nameref  variable's  value.  A nameref is commonly used within
+       shell functions to refer to a variable whose name is passed as an argu-
+       ment  to the function.  For instance, if a variable name is passed to a
+       shell function as its first argument, running
              declare -n ref=$1
       inside the function creates a nameref variable rreeff whose value  is  the
       variable name passed as the first argument.  References and assignments
@@ -4427,9 +4427,9 @@ SSHHEELLLL BBUUIILLTTIINN CCOOMMMMAANNDDSS
              --nn     Give each _n_a_m_e the _n_a_m_e_r_e_f attribute, making  it  a  name
                     reference  to  another  variable.  That other variable is
                     defined by the value of _n_a_m_e.   All  references,  assign-
-                     ments,  and  attribute  modifications to _n_a_m_e, except for
-                     changing the --nn attribute itself, are  performed  on  the
-                     variable   referenced   by  _n_a_m_e's  value.   The  nameref
+                     ments,  and attribute modifications to _n_a_m_e, except those
+                     using or changing the --nn attribute itself, are  performed
+                     on  the variable referenced by _n_a_m_e's value.  The nameref
                     attribute cannot be applied to array variables.
              --rr     Make _n_a_m_es readonly.  These names cannot then be assigned
                     values by subsequent assignment statements or unset.
@@ -5924,4 +5924,4 @@ BBUUGGSS



-GNU Bash 4.4                     2016 April 27                         BASH(1)
+GNU Bash 4.4                      2016 May 29                          BASH(1)
@@ -3,7 +3,7 @@
 </HEAD>
 <BODY><TABLE WIDTH=100%>
 <TR>
-<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2016 April 27<TH ALIGN=RIGHT width=33%>BASH(1)
+<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2016 May 29<TH ALIGN=RIGHT width=33%>BASH(1)
 </TR>
 </TABLE>
 <BR><A HREF="#index">Index</A>
@@ -1628,7 +1628,8 @@ A variable can be assigned the <I>nameref</I> attribute using the
 to create a <I>nameref</I>, or a reference to another variable.
 This allows variables to be manipulated indirectly.
 Whenever the nameref variable is referenced, assigned to, unset, or has
-its attributes modified (other than the <I>nameref</I> attribute itself), the
+its attributes modified (other than using or changing the <I>nameref</I>
+attribute itself), the
 operation is actually performed on the variable specified by the nameref
 variable's value.
 A nameref is commonly used within shell functions to refer to a variable
@@ -9841,7 +9842,7 @@ Give each <I>name</I> the <I>nameref</I> attribute, making
 it a name reference to another variable.
 That other variable is defined by the value of <I>name</I>.
 All references, assignments, and attribute modifications
-to <I>name</I>, except for changing the
+to <I>name</I>, except those using or changing the
 <B>-n</B> attribute itself, are performed on the variable referenced by
 <I>name</I>'s value.
 The nameref attribute cannot be applied to array variables.
@@ -13513,7 +13514,7 @@ There may be only one active coprocess at a time.
 <HR>
 <TABLE WIDTH=100%>
 <TR>
-<TH ALIGN=LEFT width=33%>GNU Bash 4.4<TH ALIGN=CENTER width=33%>2016 April 27<TH ALIGN=RIGHT width=33%>BASH(1)
+<TH ALIGN=LEFT width=33%>GNU Bash 4.4<TH ALIGN=CENTER width=33%>2016 May 29<TH ALIGN=RIGHT width=33%>BASH(1)
 </TR>
 </TABLE>
 <HR>
@@ -13619,6 +13620,6 @@ There may be only one active coprocess at a time.
 </DL>
 <HR>
 This document was created by man2html from bash.1.<BR>
-Time: 10 May 2016 08:58:22 EDT
+Time: 20 June 2016 15:38:21 EDT
 </BODY>
 </HTML>
@@ -2,9 +2,9 @@ This is bash.info, produced by makeinfo version 6.1 from
 bashref.texi.

 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 27 April 2016).
+Bash shell (version 4.4, 29 May 2016).

-   This is Edition 4.4, last updated 27 April 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.

   Copyright (C) 1988-2016 Free Software Foundation, Inc.
@@ -27,10 +27,10 @@ Bash Features
 *************

 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 27 April 2016).  The Bash home page is
+Bash shell (version 4.4, 29 May 2016).  The Bash home page is
 <http://www.gnu.org/software/bash/>.

-   This is Edition 4.4, last updated 27 April 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.

   Bash contains features that appear in other popular shells, and some
@@ -1285,12 +1285,12 @@ option to the 'declare' or 'local' builtin commands (*note Bash
 Builtins::) to create a NAMEREF, or a reference to another variable.
 This allows variables to be manipulated indirectly.  Whenever the
 nameref variable is referenced, assigned to, unset, or has its
-attributes modified (other than the nameref attribute itself), the
-operation is actually performed on the variable specified by the nameref
-variable's value.  A nameref is commonly used within shell functions to
-refer to a variable whose name is passed as an argument to the function.
-For instance, if a variable name is passed to a shell function as its
-first argument, running
+attributes modified (other than using or changing the nameref attribute
+itself), the operation is actually performed on the variable specified
+by the nameref variable's value.  A nameref is commonly used within
+shell functions to refer to a variable whose name is passed as an
+argument to the function.  For instance, if a variable name is passed to
+a shell function as its first argument, running
     declare -n ref=$1
 inside the function creates a nameref variable REF whose value is the
 variable name passed as the first argument.  References and assignments
@@ -3414,10 +3414,10 @@ standard.
          Give each NAME the NAMEREF attribute, making it a name
          reference to another variable.  That other variable is defined
          by the value of NAME.  All references, assignments, and
-          attribute modifications to NAME, except for changing the '-n'
-          attribute itself, are performed on the variable referenced by
-          NAME's value.  The nameref attribute cannot be applied to
-          array variables.
+          attribute modifications to NAME, except for those using or
+          changing the '-n' attribute itself, are performed on the
+          variable referenced by NAME's value.  The nameref attribute
+          cannot be applied to array variables.

     '-r'
          Make NAMEs readonly.  These names cannot then be assigned
@@ -11334,134 +11334,134 @@ D.5 Concept Index


 Tag Table:
-Node: Top891
-Node: Introduction2805
-Node: What is Bash?3021
-Node: What is a shell?4135
-Node: Definitions6673
-Node: Basic Shell Features9624
-Node: Shell Syntax10843
-Node: Shell Operation11869
-Node: Quoting13162
-Node: Escape Character14462
-Node: Single Quotes14947
-Node: Double Quotes15295
-Node: ANSI-C Quoting16573
-Node: Locale Translation17826
-Node: Comments18722
-Node: Shell Commands19340
-Node: Simple Commands20212
-Node: Pipelines20843
-Node: Lists23586
-Node: Compound Commands25315
-Node: Looping Constructs26318
-Node: Conditional Constructs28781
-Node: Command Grouping39703
-Node: Coprocesses41182
-Node: GNU Parallel43014
-Node: Shell Functions46987
-Node: Shell Parameters52193
-Node: Positional Parameters56587
-Node: Special Parameters57487
-Node: Shell Expansions60824
-Node: Brace Expansion62761
-Node: Tilde Expansion65542
-Node: Shell Parameter Expansion67890
-Node: Command Substitution82022
-Node: Arithmetic Expansion83377
-Node: Process Substitution84309
-Node: Word Splitting85429
-Node: Filename Expansion87373
-Node: Pattern Matching89657
-Node: Quote Removal93355
-Node: Redirections93650
-Node: Executing Commands102893
-Node: Simple Command Expansion103563
-Node: Command Search and Execution105493
-Node: Command Execution Environment107829
-Node: Environment110813
-Node: Exit Status112472
-Node: Signals114142
-Node: Shell Scripts116109
-Node: Shell Builtin Commands118624
-Node: Bourne Shell Builtins120658
-Node: Bash Builtins141258
-Node: Modifying Shell Behavior169888
-Node: The Set Builtin170233
-Node: The Shopt Builtin180646
-Node: Special Builtins196445
-Node: Shell Variables197424
-Node: Bourne Shell Variables197861
-Node: Bash Variables199892
-Node: Bash Features228272
-Node: Invoking Bash229171
-Node: Bash Startup Files235120
-Node: Interactive Shells240223
-Node: What is an Interactive Shell?240633
-Node: Is this Shell Interactive?241282
-Node: Interactive Shell Behavior242097
-Node: Bash Conditional Expressions245472
-Node: Shell Arithmetic249473
-Node: Aliases252290
-Node: Arrays254838
-Node: The Directory Stack259922
-Node: Directory Stack Builtins260706
-Node: Controlling the Prompt263674
-Node: The Restricted Shell266420
-Node: Bash POSIX Mode268245
-Node: Job Control278298
-Node: Job Control Basics278758
-Node: Job Control Builtins283477
-Node: Job Control Variables288007
-Node: Command Line Editing289163
-Node: Introduction and Notation290834
-Node: Readline Interaction292457
-Node: Readline Bare Essentials293648
-Node: Readline Movement Commands295431
-Node: Readline Killing Commands296391
-Node: Readline Arguments298309
-Node: Searching299353
-Node: Readline Init File301539
-Node: Readline Init File Syntax302686
-Node: Conditional Init Constructs322873
-Node: Sample Init File325398
-Node: Bindable Readline Commands328515
-Node: Commands For Moving329719
-Node: Commands For History330862
-Node: Commands For Text335151
-Node: Commands For Killing338540
-Node: Numeric Arguments341021
-Node: Commands For Completion342160
-Node: Keyboard Macros346351
-Node: Miscellaneous Commands347038
-Node: Readline vi Mode352842
-Node: Programmable Completion353749
-Node: Programmable Completion Builtins361210
-Node: A Programmable Completion Example371096
-Node: Using History Interactively376348
-Node: Bash History Facilities377032
-Node: Bash History Builtins380033
-Node: History Interaction384030
-Node: Event Designators386994
-Node: Word Designators388213
-Node: Modifiers389850
-Node: Installing Bash391252
-Node: Basic Installation392389
-Node: Compilers and Options395080
-Node: Compiling For Multiple Architectures395821
-Node: Installation Names397484
-Node: Specifying the System Type398302
-Node: Sharing Defaults399018
-Node: Operation Controls399691
-Node: Optional Features400649
-Node: Reporting Bugs410906
-Node: Major Differences From The Bourne Shell412100
-Node: GNU Free Documentation License428952
-Node: Indexes454129
-Node: Builtin Index454583
-Node: Reserved Word Index461410
-Node: Variable Index463858
-Node: Function Index479317
-Node: Concept Index492474
+Node: Top887
+Node: Introduction2797
+Node: What is Bash?3013
+Node: What is a shell?4127
+Node: Definitions6665
+Node: Basic Shell Features9616
+Node: Shell Syntax10835
+Node: Shell Operation11861
+Node: Quoting13154
+Node: Escape Character14454
+Node: Single Quotes14939
+Node: Double Quotes15287
+Node: ANSI-C Quoting16565
+Node: Locale Translation17818
+Node: Comments18714
+Node: Shell Commands19332
+Node: Simple Commands20204
+Node: Pipelines20835
+Node: Lists23578
+Node: Compound Commands25307
+Node: Looping Constructs26310
+Node: Conditional Constructs28773
+Node: Command Grouping39695
+Node: Coprocesses41174
+Node: GNU Parallel43006
+Node: Shell Functions46979
+Node: Shell Parameters52185
+Node: Positional Parameters56598
+Node: Special Parameters57498
+Node: Shell Expansions60835
+Node: Brace Expansion62772
+Node: Tilde Expansion65553
+Node: Shell Parameter Expansion67901
+Node: Command Substitution82033
+Node: Arithmetic Expansion83388
+Node: Process Substitution84320
+Node: Word Splitting85440
+Node: Filename Expansion87384
+Node: Pattern Matching89668
+Node: Quote Removal93366
+Node: Redirections93661
+Node: Executing Commands102904
+Node: Simple Command Expansion103574
+Node: Command Search and Execution105504
+Node: Command Execution Environment107840
+Node: Environment110824
+Node: Exit Status112483
+Node: Signals114153
+Node: Shell Scripts116120
+Node: Shell Builtin Commands118635
+Node: Bourne Shell Builtins120669
+Node: Bash Builtins141269
+Node: Modifying Shell Behavior169914
+Node: The Set Builtin170259
+Node: The Shopt Builtin180672
+Node: Special Builtins196471
+Node: Shell Variables197450
+Node: Bourne Shell Variables197887
+Node: Bash Variables199918
+Node: Bash Features228298
+Node: Invoking Bash229197
+Node: Bash Startup Files235146
+Node: Interactive Shells240249
+Node: What is an Interactive Shell?240659
+Node: Is this Shell Interactive?241308
+Node: Interactive Shell Behavior242123
+Node: Bash Conditional Expressions245498
+Node: Shell Arithmetic249499
+Node: Aliases252316
+Node: Arrays254864
+Node: The Directory Stack259948
+Node: Directory Stack Builtins260732
+Node: Controlling the Prompt263700
+Node: The Restricted Shell266446
+Node: Bash POSIX Mode268271
+Node: Job Control278324
+Node: Job Control Basics278784
+Node: Job Control Builtins283503
+Node: Job Control Variables288033
+Node: Command Line Editing289189
+Node: Introduction and Notation290860
+Node: Readline Interaction292483
+Node: Readline Bare Essentials293674
+Node: Readline Movement Commands295457
+Node: Readline Killing Commands296417
+Node: Readline Arguments298335
+Node: Searching299379
+Node: Readline Init File301565
+Node: Readline Init File Syntax302712
+Node: Conditional Init Constructs322899
+Node: Sample Init File325424
+Node: Bindable Readline Commands328541
+Node: Commands For Moving329745
+Node: Commands For History330888
+Node: Commands For Text335177
+Node: Commands For Killing338566
+Node: Numeric Arguments341047
+Node: Commands For Completion342186
+Node: Keyboard Macros346377
+Node: Miscellaneous Commands347064
+Node: Readline vi Mode352868
+Node: Programmable Completion353775
+Node: Programmable Completion Builtins361236
+Node: A Programmable Completion Example371122
+Node: Using History Interactively376374
+Node: Bash History Facilities377058
+Node: Bash History Builtins380059
+Node: History Interaction384056
+Node: Event Designators387020
+Node: Word Designators388239
+Node: Modifiers389876
+Node: Installing Bash391278
+Node: Basic Installation392415
+Node: Compilers and Options395106
+Node: Compiling For Multiple Architectures395847
+Node: Installation Names397510
+Node: Specifying the System Type398328
+Node: Sharing Defaults399044
+Node: Operation Controls399717
+Node: Optional Features400675
+Node: Reporting Bugs410932
+Node: Major Differences From The Bourne Shell412126
+Node: GNU Free Documentation License428978
+Node: Indexes454155
+Node: Builtin Index454609
+Node: Reserved Word Index461436
+Node: Variable Index463884
+Node: Function Index479343
+Node: Concept Index492500

 End Tag Table
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@@ -1,9 +1,9 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 <html>
 <!-- This text is a brief description of the features that are present in
-the Bash shell (version 4.4, 27 April 2016).
+the Bash shell (version 4.4, 29 May 2016).

-This is Edition 4.4, last updated 27 April 2016,
+This is Edition 4.4, last updated 29 May 2016,
 of The GNU Bash Reference Manual,
 for Bash, Version 4.4.

@@ -284,10 +284,10 @@ Next: <a href="#Introduction" accesskey="n" rel="next">Introduction</a>, Previou
 <h1 class="top">Bash Features</h1>

 <p>This text is a brief description of the features that are present in
-the Bash shell (version 4.4, 27 April 2016).
+the Bash shell (version 4.4, 29 May 2016).
 The Bash home page is <a href="http://www.gnu.org/software/bash/">http://www.gnu.org/software/bash/</a>.
 </p>
-<p>This is Edition 4.4, last updated 27 April 2016,
+<p>This is Edition 4.4, last updated 29 May 2016,
 of <cite>The GNU Bash Reference Manual</cite>,
 for <code>Bash</code>, Version 4.4.
 </p>
@@ -1966,7 +1966,8 @@ appended to the variable&rsquo;s value.
 to create a <var>nameref</var>, or a reference to another variable.
 This allows variables to be manipulated indirectly.
 Whenever the nameref variable is referenced, assigned to, unset, or has
-its attributes modified (other than the nameref attribute itself), the
+its attributes modified (other than using or changing the nameref
+attribute itself), the
 operation is actually performed on the variable specified by the nameref
 variable&rsquo;s value.
 A nameref is commonly used within shell functions to refer to a variable
@@ -4748,7 +4749,7 @@ The upper-case attribute is disabled.
 it a name reference to another variable.
 That other variable is defined by the value of <var>name</var>.
 All references, assignments, and attribute modifications
-to <var>name</var>, except for changing the
+to <var>name</var>, except for those using or changing the
 <samp>-n</samp> attribute itself, are performed on the variable referenced by
 <var>name</var>&rsquo;s value.
 The nameref attribute cannot be applied to array variables.
@@ -2,9 +2,9 @@ This is bashref.info, produced by makeinfo version 6.1 from
 bashref.texi.

 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 27 April 2016).
+Bash shell (version 4.4, 29 May 2016).

-   This is Edition 4.4, last updated 27 April 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.

   Copyright (C) 1988-2016 Free Software Foundation, Inc.
@@ -27,10 +27,10 @@ Bash Features
 *************

 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 27 April 2016).  The Bash home page is
+Bash shell (version 4.4, 29 May 2016).  The Bash home page is
 <http://www.gnu.org/software/bash/>.

-   This is Edition 4.4, last updated 27 April 2016, of 'The GNU Bash
+   This is Edition 4.4, last updated 29 May 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.

   Bash contains features that appear in other popular shells, and some
@@ -1285,12 +1285,12 @@ option to the 'declare' or 'local' builtin commands (*note Bash
 Builtins::) to create a NAMEREF, or a reference to another variable.
 This allows variables to be manipulated indirectly.  Whenever the
 nameref variable is referenced, assigned to, unset, or has its
-attributes modified (other than the nameref attribute itself), the
-operation is actually performed on the variable specified by the nameref
-variable's value.  A nameref is commonly used within shell functions to
-refer to a variable whose name is passed as an argument to the function.
-For instance, if a variable name is passed to a shell function as its
-first argument, running
+attributes modified (other than using or changing the nameref attribute
+itself), the operation is actually performed on the variable specified
+by the nameref variable's value.  A nameref is commonly used within
+shell functions to refer to a variable whose name is passed as an
+argument to the function.  For instance, if a variable name is passed to
+a shell function as its first argument, running
     declare -n ref=$1
 inside the function creates a nameref variable REF whose value is the
 variable name passed as the first argument.  References and assignments
@@ -3414,10 +3414,10 @@ standard.
          Give each NAME the NAMEREF attribute, making it a name
          reference to another variable.  That other variable is defined
          by the value of NAME.  All references, assignments, and
-          attribute modifications to NAME, except for changing the '-n'
-          attribute itself, are performed on the variable referenced by
-          NAME's value.  The nameref attribute cannot be applied to
-          array variables.
+          attribute modifications to NAME, except for those using or
+          changing the '-n' attribute itself, are performed on the
+          variable referenced by NAME's value.  The nameref attribute
+          cannot be applied to array variables.

     '-r'
          Make NAMEs readonly.  These names cannot then be assigned
@@ -11334,134 +11334,134 @@ D.5 Concept Index


 Tag Table:
-Node: Top891
-Node: Introduction2805
-Node: What is Bash?3021
-Node: What is a shell?4135
-Node: Definitions6673
-Node: Basic Shell Features9624
-Node: Shell Syntax10843
-Node: Shell Operation11869
-Node: Quoting13162
-Node: Escape Character14462
-Node: Single Quotes14947
-Node: Double Quotes15295
-Node: ANSI-C Quoting16573
-Node: Locale Translation17826
-Node: Comments18722
-Node: Shell Commands19340
-Node: Simple Commands20212
-Node: Pipelines20843
-Node: Lists23586
-Node: Compound Commands25315
-Node: Looping Constructs26318
-Node: Conditional Constructs28781
-Node: Command Grouping39703
-Node: Coprocesses41182
-Node: GNU Parallel43014
-Node: Shell Functions46987
-Node: Shell Parameters52193
-Node: Positional Parameters56587
-Node: Special Parameters57487
-Node: Shell Expansions60824
-Node: Brace Expansion62761
-Node: Tilde Expansion65542
-Node: Shell Parameter Expansion67890
-Node: Command Substitution82022
-Node: Arithmetic Expansion83377
-Node: Process Substitution84309
-Node: Word Splitting85429
-Node: Filename Expansion87373
-Node: Pattern Matching89657
-Node: Quote Removal93355
-Node: Redirections93650
-Node: Executing Commands102893
-Node: Simple Command Expansion103563
-Node: Command Search and Execution105493
-Node: Command Execution Environment107829
-Node: Environment110813
-Node: Exit Status112472
-Node: Signals114142
-Node: Shell Scripts116109
-Node: Shell Builtin Commands118624
-Node: Bourne Shell Builtins120658
-Node: Bash Builtins141258
-Node: Modifying Shell Behavior169888
-Node: The Set Builtin170233
-Node: The Shopt Builtin180646
-Node: Special Builtins196445
-Node: Shell Variables197424
-Node: Bourne Shell Variables197861
-Node: Bash Variables199892
-Node: Bash Features228272
-Node: Invoking Bash229171
-Node: Bash Startup Files235120
-Node: Interactive Shells240223
-Node: What is an Interactive Shell?240633
-Node: Is this Shell Interactive?241282
-Node: Interactive Shell Behavior242097
-Node: Bash Conditional Expressions245472
-Node: Shell Arithmetic249473
-Node: Aliases252290
-Node: Arrays254838
-Node: The Directory Stack259922
-Node: Directory Stack Builtins260706
-Node: Controlling the Prompt263674
-Node: The Restricted Shell266420
-Node: Bash POSIX Mode268245
-Node: Job Control278298
-Node: Job Control Basics278758
-Node: Job Control Builtins283477
-Node: Job Control Variables288007
-Node: Command Line Editing289163
-Node: Introduction and Notation290834
-Node: Readline Interaction292457
-Node: Readline Bare Essentials293648
-Node: Readline Movement Commands295431
-Node: Readline Killing Commands296391
-Node: Readline Arguments298309
-Node: Searching299353
-Node: Readline Init File301539
-Node: Readline Init File Syntax302686
-Node: Conditional Init Constructs322873
-Node: Sample Init File325398
-Node: Bindable Readline Commands328515
-Node: Commands For Moving329719
-Node: Commands For History330862
-Node: Commands For Text335151
-Node: Commands For Killing338540
-Node: Numeric Arguments341021
-Node: Commands For Completion342160
-Node: Keyboard Macros346351
-Node: Miscellaneous Commands347038
-Node: Readline vi Mode352842
-Node: Programmable Completion353749
-Node: Programmable Completion Builtins361210
-Node: A Programmable Completion Example371096
-Node: Using History Interactively376348
-Node: Bash History Facilities377032
-Node: Bash History Builtins380033
-Node: History Interaction384030
-Node: Event Designators386994
-Node: Word Designators388213
-Node: Modifiers389850
-Node: Installing Bash391252
-Node: Basic Installation392389
-Node: Compilers and Options395080
-Node: Compiling For Multiple Architectures395821
-Node: Installation Names397484
-Node: Specifying the System Type398302
-Node: Sharing Defaults399018
-Node: Operation Controls399691
-Node: Optional Features400649
-Node: Reporting Bugs410906
-Node: Major Differences From The Bourne Shell412100
-Node: GNU Free Documentation License428952
-Node: Indexes454129
-Node: Builtin Index454583
-Node: Reserved Word Index461410
-Node: Variable Index463858
-Node: Function Index479317
-Node: Concept Index492474
+Node: Top887
+Node: Introduction2797
+Node: What is Bash?3013
+Node: What is a shell?4127
+Node: Definitions6665
+Node: Basic Shell Features9616
+Node: Shell Syntax10835
+Node: Shell Operation11861
+Node: Quoting13154
+Node: Escape Character14454
+Node: Single Quotes14939
+Node: Double Quotes15287
+Node: ANSI-C Quoting16565
+Node: Locale Translation17818
+Node: Comments18714
+Node: Shell Commands19332
+Node: Simple Commands20204
+Node: Pipelines20835
+Node: Lists23578
+Node: Compound Commands25307
+Node: Looping Constructs26310
+Node: Conditional Constructs28773
+Node: Command Grouping39695
+Node: Coprocesses41174
+Node: GNU Parallel43006
+Node: Shell Functions46979
+Node: Shell Parameters52185
+Node: Positional Parameters56598
+Node: Special Parameters57498
+Node: Shell Expansions60835
+Node: Brace Expansion62772
+Node: Tilde Expansion65553
+Node: Shell Parameter Expansion67901
+Node: Command Substitution82033
+Node: Arithmetic Expansion83388
+Node: Process Substitution84320
+Node: Word Splitting85440
+Node: Filename Expansion87384
+Node: Pattern Matching89668
+Node: Quote Removal93366
+Node: Redirections93661
+Node: Executing Commands102904
+Node: Simple Command Expansion103574
+Node: Command Search and Execution105504
+Node: Command Execution Environment107840
+Node: Environment110824
+Node: Exit Status112483
+Node: Signals114153
+Node: Shell Scripts116120
+Node: Shell Builtin Commands118635
+Node: Bourne Shell Builtins120669
+Node: Bash Builtins141269
+Node: Modifying Shell Behavior169914
+Node: The Set Builtin170259
+Node: The Shopt Builtin180672
+Node: Special Builtins196471
+Node: Shell Variables197450
+Node: Bourne Shell Variables197887
+Node: Bash Variables199918
+Node: Bash Features228298
+Node: Invoking Bash229197
+Node: Bash Startup Files235146
+Node: Interactive Shells240249
+Node: What is an Interactive Shell?240659
+Node: Is this Shell Interactive?241308
+Node: Interactive Shell Behavior242123
+Node: Bash Conditional Expressions245498
+Node: Shell Arithmetic249499
+Node: Aliases252316
+Node: Arrays254864
+Node: The Directory Stack259948
+Node: Directory Stack Builtins260732
+Node: Controlling the Prompt263700
+Node: The Restricted Shell266446
+Node: Bash POSIX Mode268271
+Node: Job Control278324
+Node: Job Control Basics278784
+Node: Job Control Builtins283503
+Node: Job Control Variables288033
+Node: Command Line Editing289189
+Node: Introduction and Notation290860
+Node: Readline Interaction292483
+Node: Readline Bare Essentials293674
+Node: Readline Movement Commands295457
+Node: Readline Killing Commands296417
+Node: Readline Arguments298335
+Node: Searching299379
+Node: Readline Init File301565
+Node: Readline Init File Syntax302712
+Node: Conditional Init Constructs322899
+Node: Sample Init File325424
+Node: Bindable Readline Commands328541
+Node: Commands For Moving329745
+Node: Commands For History330888
+Node: Commands For Text335177
+Node: Commands For Killing338566
+Node: Numeric Arguments341047
+Node: Commands For Completion342186
+Node: Keyboard Macros346377
+Node: Miscellaneous Commands347064
+Node: Readline vi Mode352868
+Node: Programmable Completion353775
+Node: Programmable Completion Builtins361236
+Node: A Programmable Completion Example371122
+Node: Using History Interactively376374
+Node: Bash History Facilities377058
+Node: Bash History Builtins380059
+Node: History Interaction384056
+Node: Event Designators387020
+Node: Word Designators388239
+Node: Modifiers389876
+Node: Installing Bash391278
+Node: Basic Installation392415
+Node: Compilers and Options395106
+Node: Compiling For Multiple Architectures395847
+Node: Installation Names397510
+Node: Specifying the System Type398328
+Node: Sharing Defaults399044
+Node: Operation Controls399717
+Node: Optional Features400675
+Node: Reporting Bugs410932
+Node: Major Differences From The Bourne Shell412126
+Node: GNU Free Documentation License428978
+Node: Indexes454155
+Node: Builtin Index454609
+Node: Reserved Word Index461436
+Node: Variable Index463884
+Node: Function Index479343
+Node: Concept Index492500

 End Tag Table
@@ -1,4 +1,4 @@
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-(/usr/homes/chet/src/bash/src/doc/texinfo.tex
+(/Users/chet/src/bash/src/doc/texinfo.tex
 Loading texinfo [version 2015-11-22.14]:
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 \outervsize=\dimen17
@@ -162,15 +162,14 @@ This is `epsf.tex' v2.7.4 <14 February 2011>
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-(/usr/homes/chet/src/bash/src/doc/bashref.toc [-1] [-2] [-3]) [-4]
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-(/usr/homes/chet/src/bash/src/doc/bashref.toc) Chapter 1
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-(/usr/homes/chet/src/bash/src/doc/bashref.aux)
+(/Users/chet/src/bash/src/doc/bashref.aux)
 \openout1 = `bashref.aux'.

 Chapter 2 [1] [2]
@@ -245,7 +244,7 @@ arallel -k traceroute[]

 [41] [42] [43]
 [44] [45] [46] [47] [48] [49] [50] [51] [52] [53]
-Overfull \hbox (26.76846pt too wide) in paragraph at lines 4260--4260
+Overfull \hbox (26.76846pt too wide) in paragraph at lines 4261--4261
 []@texttt mapfile [-d @textttsl de-lim@texttt ] [-n @textttsl count@texttt ] [
 -O @textttsl ori-gin@texttt ] [-s @textttsl count@texttt ] [-t] [-u @textttsl f
 d@texttt ][] 
@@ -259,7 +258,7 @@ d@texttt ][]
 .etc.

 [54] [55]
-Overfull \hbox (38.26584pt too wide) in paragraph at lines 4464--4464
+Overfull \hbox (38.26584pt too wide) in paragraph at lines 4465--4465
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 fd@texttt ][] 
@@ -274,7 +273,7 @@ Overfull \hbox (38.26584pt too wide) in paragraph at lines 4464--4464

 [56] [57] [58] [59] [60] [61] [62] [63] [64] [65] [66] [67] [68] Chapter 5
 [69] [70] [71] [72] [73] [74] [75] [76] [77] [78] [79] Chapter 6 [80]
-Overfull \hbox (49.43388pt too wide) in paragraph at lines 6175--6175
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@@ -287,7 +286,7 @@ exttt ] [-O @textttsl shopt_option@texttt ] [@textttsl ar-
 .etc.


-Overfull \hbox (72.42863pt too wide) in paragraph at lines 6176--6176
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 ] [-O @textttsl shopt_option@texttt ] -c @textttsl string @texttt [@textttsl ar
 -
@@ -301,7 +300,7 @@ Overfull \hbox (72.42863pt too wide) in paragraph at lines 6176--6176
 .etc.


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-[167] [168] [169] [170] [171] ) 
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 %%Page: 2 2
 TeXDict begin 2 1 bop 150 4279 a Fu(This)35 b(text)h(is)g(a)g(brief)f
 (description)h(of)f(the)h(features)g(that)g(are)g(presen)m(t)g(in)f
-(the)h(Bash)f(shell)h(\(v)m(ersion)150 4389 y(4.4,)c(27)f(April)f
-(2016\).)150 4523 y(This)j(is)h(Edition)f(4.4,)j(last)f(up)s(dated)d
-(27)j(April)e(2016,)k(of)d Fr(The)f(GNU)h(Bash)g(Reference)g(Man)m(ual)
-p Fu(,)i(for)150 4633 y Ft(Bash)p Fu(,)29 b(V)-8 b(ersion)31
-b(4.4.)150 4767 y(Cop)m(yrigh)m(t)602 4764 y(c)577 4767
-y Fq(\015)f Fu(1988{2016)35 b(F)-8 b(ree)31 b(Soft)m(w)m(are)h(F)-8
-b(oundation,)31 b(Inc.)390 4902 y(P)m(ermission)21 b(is)f(gran)m(ted)h
-(to)g(cop)m(y)-8 b(,)24 b(distribute)c(and/or)h(mo)s(dify)e(this)i(do)s
-(cumen)m(t)f(under)f(the)390 5011 y(terms)25 b(of)h(the)f(GNU)h(F)-8
+(the)h(Bash)f(shell)h(\(v)m(ersion)150 4389 y(4.4,)c(29)f(Ma)m(y)g
+(2016\).)150 4523 y(This)k(is)h(Edition)f(4.4,)k(last)d(up)s(dated)e
+(29)j(Ma)m(y)g(2016,)i(of)c Fr(The)h(GNU)g(Bash)g(Reference)g(Man)m
+(ual)p Fu(,)i(for)150 4633 y Ft(Bash)p Fu(,)29 b(V)-8
+b(ersion)31 b(4.4.)150 4767 y(Cop)m(yrigh)m(t)602 4764
+y(c)577 4767 y Fq(\015)f Fu(1988{2016)35 b(F)-8 b(ree)31
+b(Soft)m(w)m(are)h(F)-8 b(oundation,)31 b(Inc.)390 4902
+y(P)m(ermission)21 b(is)f(gran)m(ted)h(to)g(cop)m(y)-8
+b(,)24 b(distribute)c(and/or)h(mo)s(dify)e(this)i(do)s(cumen)m(t)f
+(under)f(the)390 5011 y(terms)25 b(of)h(the)f(GNU)h(F)-8
 b(ree)27 b(Do)s(cumen)m(tation)g(License,)g(V)-8 b(ersion)26
 b(1.3)g(or)f(an)m(y)h(later)g(v)m(ersion)390 5121 y(published)43
 b(b)m(y)h(the)h(F)-8 b(ree)46 b(Soft)m(w)m(are)g(F)-8
@@ -9429,20 +9430,20 @@ b(ariable.)40 b(This)24 b(allo)m(ws)j(v)-5 b(ariables)26
 b(to)g(b)s(e)e(manipulated)h(indirectly)-8 b(.)40 b(Whenev)m(er)150
 2566 y(the)31 b(nameref)g(v)-5 b(ariable)32 b(is)f(referenced,)g
 (assigned)h(to,)g(unset,)f(or)g(has)f(its)i(attributes)f(mo)s(di\014ed)
-f(\(other)150 2676 y(than)45 b(the)h(nameref)f(attribute)h(itself)7
-b(\),)51 b(the)45 b(op)s(eration)h(is)f(actually)i(p)s(erformed)d(on)i
-(the)f(v)-5 b(ariable)150 2785 y(sp)s(eci\014ed)21 b(b)m(y)i(the)f
-(nameref)g(v)-5 b(ariable's)23 b(v)-5 b(alue.)39 b(A)22
-b(nameref)g(is)g(commonly)h(used)e(within)h(shell)g(functions)150
-2895 y(to)34 b(refer)e(to)i(a)f(v)-5 b(ariable)33 b(whose)g(name)g(is)g
-(passed)f(as)h(an)g(argumen)m(t)g(to)h(the)f(function.)47
-b(F)-8 b(or)34 b(instance,)150 3005 y(if)c(a)h(v)-5 b(ariable)31
-b(name)g(is)f(passed)g(to)h(a)g(shell)f(function)g(as)h(its)g(\014rst)e
-(argumen)m(t,)j(running)390 3152 y Ft(declare)46 b(-n)h(ref=$1)150
-3299 y Fu(inside)31 b(the)h(function)f(creates)i(a)g(nameref)e(v)-5
-b(ariable)32 b Fr(ref)49 b Fu(whose)32 b(v)-5 b(alue)32
-b(is)g(the)f(v)-5 b(ariable)33 b(name)e(passed)150 3409
-y(as)e(the)h(\014rst)e(argumen)m(t.)41 b(References)30
+f(\(other)150 2676 y(than)c(using)g(or)h(c)m(hanging)g(the)g(nameref)f
+(attribute)i(itself)7 b(\),)29 b(the)d(op)s(eration)h(is)g(actually)h
+(p)s(erformed)d(on)150 2785 y(the)31 b(v)-5 b(ariable)31
+b(sp)s(eci\014ed)f(b)m(y)g(the)h(nameref)f(v)-5 b(ariable's)31
+b(v)-5 b(alue.)42 b(A)30 b(nameref)g(is)h(commonly)g(used)e(within)150
+2895 y(shell)h(functions)g(to)h(refer)f(to)h(a)f(v)-5
+b(ariable)31 b(whose)f(name)h(is)f(passed)g(as)g(an)g(argumen)m(t)h(to)
+g(the)f(function.)150 3005 y(F)-8 b(or)31 b(instance,)g(if)g(a)g(v)-5
+b(ariable)31 b(name)f(is)h(passed)e(to)j(a)e(shell)h(function)f(as)h
+(its)f(\014rst)g(argumen)m(t,)h(running)390 3152 y Ft(declare)46
+b(-n)h(ref=$1)150 3299 y Fu(inside)31 b(the)h(function)f(creates)i(a)g
+(nameref)e(v)-5 b(ariable)32 b Fr(ref)49 b Fu(whose)32
+b(v)-5 b(alue)32 b(is)g(the)f(v)-5 b(ariable)33 b(name)e(passed)150
+3409 y(as)e(the)h(\014rst)e(argumen)m(t.)41 b(References)30
 b(and)e(assignmen)m(ts)i(to)g Fr(ref)p Fu(,)f(and)g(c)m(hanges)h(to)g
 (its)f(attributes,)i(are)150 3518 y(treated)g(as)f(references,)g
 (assignmen)m(ts,)h(and)e(attribute)i(mo)s(di\014cations)f(to)h(the)f(v)
@@ -11898,29 +11899,30 @@ b(alue,)28 b(all)f(upp)s(er-case)e(c)m(haracters)j(are)1110
 b(upp)s(er-case)g(attribute)h(is)g(disabled.)630 2516
 y Ft(-n)384 b Fu(Giv)m(e)28 b(eac)m(h)g Fr(name)k Fu(the)27
 b Fr(nameref)44 b Fu(attribute,)28 b(making)f(it)h(a)f(name)f
-(reference)1110 2626 y(to)41 b(another)g(v)-5 b(ariable.)72
-b(That)40 b(other)h(v)-5 b(ariable)41 b(is)f(de\014ned)f(b)m(y)i(the)f
-(v)-5 b(alue)1110 2735 y(of)36 b Fr(name)p Fu(.)56 b(All)36
+(reference)1110 2626 y(to)32 b(another)g(v)-5 b(ariable.)46
+b(That)31 b(other)h(v)-5 b(ariable)33 b(is)f(de\014ned)e(b)m(y)i(the)g
+(v)-5 b(alue)32 b(of)1110 2735 y Fr(name)p Fu(.)54 b(All)35
 b(references,)h(assignmen)m(ts,)h(and)d(attribute)h(mo)s(di\014cations)
-1110 2845 y(to)30 b Fr(name)p Fu(,)f(except)h(for)f(c)m(hanging)h(the)f
-Ft(-n)g Fu(attribute)h(itself,)g(are)f(p)s(erformed)1110
-2954 y(on)g(the)h(v)-5 b(ariable)30 b(referenced)f(b)m(y)h
-Fr(name)5 b Fu('s)29 b(v)-5 b(alue.)41 b(The)29 b(nameref)g(attribute)
-1110 3064 y(cannot)i(b)s(e)f(applied)g(to)h(arra)m(y)g(v)-5
-b(ariables.)630 3224 y Ft(-r)384 b Fu(Mak)m(e)25 b Fr(name)5
-b Fu(s)23 b(readonly)-8 b(.)39 b(These)24 b(names)f(cannot)h(then)f(b)s
-(e)g(assigned)h(v)-5 b(alues)1110 3334 y(b)m(y)30 b(subsequen)m(t)g
-(assignmen)m(t)h(statemen)m(ts)h(or)f(unset.)630 3494
-y Ft(-t)384 b Fu(Giv)m(e)33 b(eac)m(h)h Fr(name)j Fu(the)32
-b Ft(trace)f Fu(attribute.)46 b(T)-8 b(raced)32 b(functions)g(inherit)g
-(the)1110 3603 y Ft(DEBUG)26 b Fu(and)h Ft(RETURN)f Fu(traps)h(from)g
-(the)h(calling)h(shell.)40 b(The)27 b(trace)i(attribute)1110
-3713 y(has)h(no)g(sp)s(ecial)h(meaning)g(for)f(v)-5 b(ariables.)630
-3873 y Ft(-u)384 b Fu(When)28 b(the)h(v)-5 b(ariable)29
-b(is)f(assigned)h(a)f(v)-5 b(alue,)30 b(all)f(lo)m(w)m(er-case)i(c)m
-(haracters)f(are)1110 3983 y(con)m(v)m(erted)i(to)f(upp)s(er-case.)40
-b(The)30 b(lo)m(w)m(er-case)j(attribute)e(is)g(disabled.)630
-4143 y Ft(-x)384 b Fu(Mark)30 b(eac)m(h)h Fr(name)k Fu(for)29
+g(to)1110 2845 y Fr(name)p Fu(,)27 b(except)f(for)f(those)h(using)f(or)
+g(c)m(hanging)h(the)f Ft(-n)g Fu(attribute)h(itself,)i(are)1110
+2954 y(p)s(erformed)22 b(on)h(the)g(v)-5 b(ariable)25
+b(referenced)e(b)m(y)g Fr(name)5 b Fu('s)23 b(v)-5 b(alue.)39
+b(The)23 b(nameref)1110 3064 y(attribute)31 b(cannot)g(b)s(e)f(applied)
+g(to)h(arra)m(y)g(v)-5 b(ariables.)630 3224 y Ft(-r)384
+b Fu(Mak)m(e)25 b Fr(name)5 b Fu(s)23 b(readonly)-8 b(.)39
+b(These)24 b(names)f(cannot)h(then)f(b)s(e)g(assigned)h(v)-5
+b(alues)1110 3334 y(b)m(y)30 b(subsequen)m(t)g(assignmen)m(t)h
+(statemen)m(ts)h(or)f(unset.)630 3494 y Ft(-t)384 b Fu(Giv)m(e)33
+b(eac)m(h)h Fr(name)j Fu(the)32 b Ft(trace)f Fu(attribute.)46
+b(T)-8 b(raced)32 b(functions)g(inherit)g(the)1110 3603
+y Ft(DEBUG)26 b Fu(and)h Ft(RETURN)f Fu(traps)h(from)g(the)h(calling)h
+(shell.)40 b(The)27 b(trace)i(attribute)1110 3713 y(has)h(no)g(sp)s
+(ecial)h(meaning)g(for)f(v)-5 b(ariables.)630 3873 y
+Ft(-u)384 b Fu(When)28 b(the)h(v)-5 b(ariable)29 b(is)f(assigned)h(a)f
+(v)-5 b(alue,)30 b(all)f(lo)m(w)m(er-case)i(c)m(haracters)f(are)1110
+3983 y(con)m(v)m(erted)i(to)f(upp)s(er-case.)40 b(The)30
+b(lo)m(w)m(er-case)j(attribute)e(is)g(disabled.)630 4143
+y Ft(-x)384 b Fu(Mark)30 b(eac)m(h)h Fr(name)k Fu(for)29
 b(exp)s(ort)h(to)g(subsequen)m(t)f(commands)h(via)g(the)g(en)m(vi-)1110
 4253 y(ronmen)m(t.)630 4413 y(Using)e(`)p Ft(+)p Fu(')h(instead)f(of)g
 (`)p Ft(-)p Fu(')g(turns)f(o\013)i(the)f(attribute)h(instead,)g(with)f
@@ -411,9 +411,9 @@ BBAASSHH BBUUIILLTTIINN CCOOMMMMAANNDDSS
              --nn     Give  each  _n_a_m_e  the _n_a_m_e_r_e_f attribute, making it a name
                     reference to another variable.  That  other  variable  is
                     defined  by  the  value of _n_a_m_e.  All references, assign-
-                     ments, and attribute modifications to  _n_a_m_e,  except  for
-                     changing  the  --nn  attribute itself, are performed on the
-                     variable  referenced  by  _n_a_m_e's  value.    The   nameref
+                     ments, and attribute modifications to _n_a_m_e, except  those
+                     using  or changing the --nn attribute itself, are performed
+                     on the variable referenced by _n_a_m_e's value.  The  nameref
                     attribute cannot be applied to array variables.
              --rr     Make _n_a_m_es readonly.  These names cannot then be assigned
                     values by subsequent assignment statements or unset.
@@ -1,6 +1,6 @@
 %!PS-Adobe-3.0
 %%Creator: groff version 1.22.3
-%%CreationDate: Tue May 10 08:58:05 2016
+%%CreationDate: Mon Jun 20 15:38:03 2016
 %%DocumentNeededResources: font Times-Roman
 %%+ font Times-Bold
 %%+ font Times-Italic
@@ -889,32 +889,32 @@ F0(Gi)180 300 Q 1.619 -.15(ve e)-.25 H(ach).15 E F1(name)3.819 E F0(the)
 (ute, making it a name reference to another v)-.2 F(ariable.)-.25 E
 1.519(That other v)180 312 R 1.519(ariable is de\214ned by the v)-.25 F
 1.518(alue of)-.25 F F1(name)4.018 E F0 6.518(.A)C 1.518
-(ll references, assignments, and)-6.518 F(attrib)180 324 Q .27
-(ute modi\214cations to)-.2 F F1(name)2.77 E F0 2.77(,e)C .27
-(xcept for changing the)-2.92 F F2<ad6e>2.77 E F0(attrib)2.77 E .27
-(ute itself, are performed)-.2 F .895(on the v)180 336 R .895
-(ariable referenced by)-.25 F F1(name)3.395 E F0 1.995 -.55('s v)D 3.395
-(alue. The).3 F .894(nameref attrib)3.395 F .894
-(ute cannot be applied to)-.2 F(array v)180 348 Q(ariables.)-.25 E F2
-<ad72>144 360 Q F0(Mak)180 360 Q(e)-.1 E F1(name)5.046 E F0 5.046(sr)C
-(eadonly)-5.046 E 7.546(.T)-.65 G 2.546
-(hese names cannot then be assigned v)-7.546 F 2.547
-(alues by subsequent)-.25 F(assignment statements or unset.)180 372 Q F2
-<ad74>144 384 Q F0(Gi)180 384 Q .73 -.15(ve e)-.25 H(ach).15 E F1(name)
-2.93 E F0(the)2.929 E F1(tr)2.929 E(ace)-.15 E F0(attrib)2.929 E 2.929
-(ute. T)-.2 F .429(raced functions inherit the)-.35 F F2(DEB)2.929 E(UG)
-.1 E F0(and)2.929 E F2(RETURN)2.929 E F0(traps from the calling shell.)
-180 396 Q(The trace attrib)5 E(ute has no special meaning for v)-.2 E
-(ariables.)-.25 E F2<ad75>144 408 Q F0 .909(When the v)180 408 R .909
-(ariable is assigned a v)-.25 F .909(alue, all lo)-.25 F(wer)-.25 E .909
-(-case characters are con)-.2 F -.15(ve)-.4 G .91(rted to upper).15 F(-)
-.2 E 2.5(case. The)180 420 R(lo)2.5 E(wer)-.25 E(-case attrib)-.2 E
-(ute is disabled.)-.2 E F2<ad78>144 432 Q F0(Mark)180 432 Q F1(name)2.5
-E F0 2.5(sf)C(or e)-2.5 E(xport to subsequent commands via the en)-.15 E
-(vironment.)-.4 E .121(Using `+' instead of `\255' turns of)144 448.8 R
-2.621(ft)-.25 G .121(he attrib)-2.621 F .121(ute instead, with the e)-.2
-F .12(xceptions that)-.15 F F2(+a)2.62 E F0 .12(may not be used)2.62 F
-.644(to destro)144 460.8 R 3.144(ya)-.1 G 3.144(na)-3.144 G .644(rray v)
+(ll references, assignments, and)-6.518 F(attrib)180 324 Q .226
+(ute modi\214cations to)-.2 F F1(name)2.726 E F0 2.726(,e)C .226
+(xcept those using or changing the)-2.876 F F2<ad6e>2.726 E F0(attrib)
+2.726 E .227(ute itself, are)-.2 F .809(performed on the v)180 336 R
+.809(ariable referenced by)-.25 F F1(name)3.308 E F0 1.908 -.55('s v)D
+3.308(alue. The).3 F .808(nameref attrib)3.308 F .808(ute cannot be)-.2
+F(applied to array v)180 348 Q(ariables.)-.25 E F2<ad72>144 360 Q F0
+(Mak)180 360 Q(e)-.1 E F1(name)5.046 E F0 5.046(sr)C(eadonly)-5.046 E
+7.546(.T)-.65 G 2.546(hese names cannot then be assigned v)-7.546 F
+2.547(alues by subsequent)-.25 F(assignment statements or unset.)180 372
+Q F2<ad74>144 384 Q F0(Gi)180 384 Q .73 -.15(ve e)-.25 H(ach).15 E F1
+(name)2.93 E F0(the)2.929 E F1(tr)2.929 E(ace)-.15 E F0(attrib)2.929 E
+2.929(ute. T)-.2 F .429(raced functions inherit the)-.35 F F2(DEB)2.929
+E(UG)-.1 E F0(and)2.929 E F2(RETURN)2.929 E F0
+(traps from the calling shell.)180 396 Q(The trace attrib)5 E
+(ute has no special meaning for v)-.2 E(ariables.)-.25 E F2<ad75>144 408
+Q F0 .909(When the v)180 408 R .909(ariable is assigned a v)-.25 F .909
+(alue, all lo)-.25 F(wer)-.25 E .909(-case characters are con)-.2 F -.15
+(ve)-.4 G .91(rted to upper).15 F(-)-.2 E 2.5(case. The)180 420 R(lo)2.5
+E(wer)-.25 E(-case attrib)-.2 E(ute is disabled.)-.2 E F2<ad78>144 432 Q
+F0(Mark)180 432 Q F1(name)2.5 E F0 2.5(sf)C(or e)-2.5 E
+(xport to subsequent commands via the en)-.15 E(vironment.)-.4 E .121
+(Using `+' instead of `\255' turns of)144 448.8 R 2.621(ft)-.25 G .121
+(he attrib)-2.621 F .121(ute instead, with the e)-.2 F .12
+(xceptions that)-.15 F F2(+a)2.62 E F0 .12(may not be used)2.62 F .644
+(to destro)144 460.8 R 3.144(ya)-.1 G 3.144(na)-3.144 G .644(rray v)
 -3.144 F .644(ariable and)-.25 F F2(+r)3.145 E F0 .645(will not remo)
 3.145 F .945 -.15(ve t)-.15 H .645(he readonly attrib).15 F 3.145
 (ute. When)-.2 F .645(used in a func-)3.145 F(tion,)144 472.8 Q F2
@@ -1,6 +1,6 @@
 %!PS-Adobe-3.0
 %%Creator: groff version 1.22.3
-%%CreationDate: Tue May 10 08:58:05 2016
+%%CreationDate: Mon Jun 20 15:38:03 2016
 %%DocumentNeededResources: font Times-Roman
 %%+ font Times-Bold
 %%DocumentSuppliedResources: procset grops 1.22 3
@@ -5517,6 +5517,7 @@ shell_execve (command, args, env)
      if (check_binary_file (sample, sample_len))
 	{
 	  internal_error (_("%s: cannot execute binary file: %s"), command, strerror (i));
+	  errno = i;
 	  return (EX_BINARY_FILE);
 	}
    }
@@ -1,6 +1,6 @@
 /* patchlevel.h -- current bash patch level */

-/* Copyright (C) 2001-2012 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2016 Free Software Foundation, Inc.

   This file is part of GNU Bash, the Bourne Again SHell.

@@ -8561,6 +8561,15 @@ param_expand (string, sindex, quoted, expanded_something,
 	      temp = string_list_dollar_at (list, quoted);
 	      if (quoted == 0 && (ifs_is_set == 0 || ifs_is_null))
 		tflag |= W_SPLITSPACE;
+	      /* If we're not quoted but we still don't want word splitting, make
+		 we quote the IFS characters to protect them from splitting (e.g.,
+		 when $@ is in the string as well). */
+	      else if (quoted == 0 && ifs_is_set && (pflags & PF_ASSIGNRHS))
+		{
+		  temp1 = quote_string (temp);
+		  free (temp);
+		  temp = temp1;
+		}
 	    }

 	  if (expand_no_split_dollar_star == 0 && contains_dollar_at)
@@ -9094,6 +9103,11 @@ add_string:
 		   (posixly_correct == 0 || (word->flags & W_TILDEEXP)) &&
 		   string[sindex+1] == '~')
 	    word->flags |= W_ITILDE;
+#endif
+#if 0
+	  /* XXX - bash-5.0 */
+	  if (word->flags & W_ASSIGNARG)
+	    word->flags |= W_ASSIGNRHS;
 #endif
 	  if (isexp == 0 && (word->flags & (W_NOSPLIT|W_NOSPLIT2)) == 0 && isifs (c))
 	    goto add_ifs_character;
@@ -9326,7 +9340,11 @@ add_twochars:
 	    {
 	      tword = alloc_word_desc ();
 	      tword->word = temp;
-
+#if 0
+	      /* XXX - bash-5.0 */
+	      if (word->flags & W_ASSIGNARG)
+		tword->flags |= word->flags & (W_ASSIGNARG|W_ASSIGNRHS);
+#endif
 	      temp = (char *)NULL;

 	      temp_has_dollar_at = 0;	/* XXX */