commit bash-20160129 snapshot

doc/bashref.info

@@ -2,12 +2,12 @@ This is bashref.info, produced by makeinfo version 6.0 from
 bashref.texi.
 
 This text is a brief description of the features that are present in the
-Bash shell (version 4.4, 16 November 2015).
+Bash shell (version 4.4, 25 January 2016).
 
-   This is Edition 4.4, last updated 16 November 2015, of 'The GNU Bash
+   This is Edition 4.4, last updated 25 January 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.
 
-   Copyright (C) 1988-2015 Free Software Foundation, Inc.
+   Copyright (C) 1988-2016 Free Software Foundation, Inc.
 
      Permission is granted to copy, distribute and/or modify this
      document under the terms of the GNU Free Documentation License,
@@ -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, 16 November 2015).  The Bash home page is
+Bash shell (version 4.4, 25 January 2016).  The Bash home page is
 <http://www.gnu.org/software/bash/>.
 
-   This is Edition 4.4, last updated 16 November 2015, of 'The GNU Bash
+   This is Edition 4.4, last updated 25 January 2016, of 'The GNU Bash
 Reference Manual', for 'Bash', Version 4.4.
 
    Bash contains features that appear in other popular shells, and some
@@ -2012,7 +2012,8 @@ from the expansion of parameters that have no values, are removed.  If a
 parameter with no value is expanded within double quotes, a null
 argument results and is retained and passed to a command as an empty
 string.  When a quoted null argument appears as part of a word whose
-expansion is non-null, the null argument is removed.
+expansion is non-null, the null argument is removed.  That is, the word
+'-d''' becomes '-d' after word splitting and null argument removal.
 
    Note that if no expansion occurs, no splitting is performed.
 
@@ -11317,134 +11318,134 @@ D.5 Concept Index
 
 
 Tag Table:
-Node: Top897
-Node: Introduction2817
-Node: What is Bash?3033
-Node: What is a shell?4147
-Node: Definitions6685
-Node: Basic Shell Features9623
-Node: Shell Syntax10842
-Node: Shell Operation11868
-Node: Quoting13161
-Node: Escape Character14461
-Node: Single Quotes14946
-Node: Double Quotes15294
-Node: ANSI-C Quoting16572
-Node: Locale Translation17825
-Node: Comments18721
-Node: Shell Commands19339
-Node: Simple Commands20211
-Node: Pipelines20842
-Node: Lists23585
-Node: Compound Commands25314
-Node: Looping Constructs26317
-Node: Conditional Constructs28780
-Node: Command Grouping39701
-Node: Coprocesses41180
-Node: GNU Parallel43012
-Node: Shell Functions46985
-Node: Shell Parameters52191
-Node: Positional Parameters56593
-Node: Special Parameters57493
-Node: Shell Expansions60830
-Node: Brace Expansion62767
-Node: Tilde Expansion65548
-Node: Shell Parameter Expansion67896
-Node: Command Substitution82028
-Node: Arithmetic Expansion83383
-Node: Process Substitution84315
-Node: Word Splitting85435
-Node: Filename Expansion87292
-Node: Pattern Matching89576
-Node: Quote Removal93274
-Node: Redirections93569
-Node: Executing Commands102818
-Node: Simple Command Expansion103488
-Node: Command Search and Execution105418
-Node: Command Execution Environment107754
-Node: Environment110738
-Node: Exit Status112397
-Node: Signals114067
-Node: Shell Scripts116034
-Node: Shell Builtin Commands118549
-Node: Bourne Shell Builtins120583
-Node: Bash Builtins141185
-Node: Modifying Shell Behavior169701
-Node: The Set Builtin170046
-Node: The Shopt Builtin180459
-Node: Special Builtins196079
-Node: Shell Variables197058
-Node: Bourne Shell Variables197495
-Node: Bash Variables199526
-Node: Bash Features227790
-Node: Invoking Bash228689
-Node: Bash Startup Files234638
-Node: Interactive Shells239741
-Node: What is an Interactive Shell?240151
-Node: Is this Shell Interactive?240800
-Node: Interactive Shell Behavior241615
-Node: Bash Conditional Expressions244990
-Node: Shell Arithmetic248991
-Node: Aliases251768
-Node: Arrays254316
-Node: The Directory Stack259400
-Node: Directory Stack Builtins260184
-Node: Controlling the Prompt263152
-Node: The Restricted Shell265898
-Node: Bash POSIX Mode267723
-Node: Job Control277635
-Node: Job Control Basics278095
-Node: Job Control Builtins282814
-Node: Job Control Variables287344
-Node: Command Line Editing288500
-Node: Introduction and Notation290171
-Node: Readline Interaction291794
-Node: Readline Bare Essentials292985
-Node: Readline Movement Commands294768
-Node: Readline Killing Commands295728
-Node: Readline Arguments297646
-Node: Searching298690
-Node: Readline Init File300876
-Node: Readline Init File Syntax302023
-Node: Conditional Init Constructs321787
-Node: Sample Init File324312
-Node: Bindable Readline Commands327429
-Node: Commands For Moving328633
-Node: Commands For History329776
-Node: Commands For Text334065
-Node: Commands For Killing337454
-Node: Numeric Arguments339935
-Node: Commands For Completion341074
-Node: Keyboard Macros345265
-Node: Miscellaneous Commands345952
-Node: Readline vi Mode351756
-Node: Programmable Completion352663
-Node: Programmable Completion Builtins360124
-Node: A Programmable Completion Example370010
-Node: Using History Interactively375262
-Node: Bash History Facilities375946
-Node: Bash History Builtins378947
-Node: History Interaction382944
-Node: Event Designators385908
-Node: Word Designators387127
-Node: Modifiers388764
-Node: Installing Bash390166
-Node: Basic Installation391303
-Node: Compilers and Options393994
-Node: Compiling For Multiple Architectures394735
-Node: Installation Names396398
-Node: Specifying the System Type397216
-Node: Sharing Defaults397932
-Node: Operation Controls398605
-Node: Optional Features399563
-Node: Reporting Bugs409820
-Node: Major Differences From The Bourne Shell411014
-Node: GNU Free Documentation License427866
-Node: Indexes453043
-Node: Builtin Index453497
-Node: Reserved Word Index460324
-Node: Variable Index462772
-Node: Function Index478231
-Node: Concept Index491451
+Node: Top895
+Node: Introduction2813
+Node: What is Bash?3029
+Node: What is a shell?4143
+Node: Definitions6681
+Node: Basic Shell Features9619
+Node: Shell Syntax10838
+Node: Shell Operation11864
+Node: Quoting13157
+Node: Escape Character14457
+Node: Single Quotes14942
+Node: Double Quotes15290
+Node: ANSI-C Quoting16568
+Node: Locale Translation17821
+Node: Comments18717
+Node: Shell Commands19335
+Node: Simple Commands20207
+Node: Pipelines20838
+Node: Lists23581
+Node: Compound Commands25310
+Node: Looping Constructs26313
+Node: Conditional Constructs28776
+Node: Command Grouping39697
+Node: Coprocesses41176
+Node: GNU Parallel43008
+Node: Shell Functions46981
+Node: Shell Parameters52187
+Node: Positional Parameters56589
+Node: Special Parameters57489
+Node: Shell Expansions60826
+Node: Brace Expansion62763
+Node: Tilde Expansion65544
+Node: Shell Parameter Expansion67892
+Node: Command Substitution82024
+Node: Arithmetic Expansion83379
+Node: Process Substitution84311
+Node: Word Splitting85431
+Node: Filename Expansion87375
+Node: Pattern Matching89659
+Node: Quote Removal93357
+Node: Redirections93652
+Node: Executing Commands102901
+Node: Simple Command Expansion103571
+Node: Command Search and Execution105501
+Node: Command Execution Environment107837
+Node: Environment110821
+Node: Exit Status112480
+Node: Signals114150
+Node: Shell Scripts116117
+Node: Shell Builtin Commands118632
+Node: Bourne Shell Builtins120666
+Node: Bash Builtins141268
+Node: Modifying Shell Behavior169784
+Node: The Set Builtin170129
+Node: The Shopt Builtin180542
+Node: Special Builtins196162
+Node: Shell Variables197141
+Node: Bourne Shell Variables197578
+Node: Bash Variables199609
+Node: Bash Features227873
+Node: Invoking Bash228772
+Node: Bash Startup Files234721
+Node: Interactive Shells239824
+Node: What is an Interactive Shell?240234
+Node: Is this Shell Interactive?240883
+Node: Interactive Shell Behavior241698
+Node: Bash Conditional Expressions245073
+Node: Shell Arithmetic249074
+Node: Aliases251851
+Node: Arrays254399
+Node: The Directory Stack259483
+Node: Directory Stack Builtins260267
+Node: Controlling the Prompt263235
+Node: The Restricted Shell265981
+Node: Bash POSIX Mode267806
+Node: Job Control277718
+Node: Job Control Basics278178
+Node: Job Control Builtins282897
+Node: Job Control Variables287427
+Node: Command Line Editing288583
+Node: Introduction and Notation290254
+Node: Readline Interaction291877
+Node: Readline Bare Essentials293068
+Node: Readline Movement Commands294851
+Node: Readline Killing Commands295811
+Node: Readline Arguments297729
+Node: Searching298773
+Node: Readline Init File300959
+Node: Readline Init File Syntax302106
+Node: Conditional Init Constructs321870
+Node: Sample Init File324395
+Node: Bindable Readline Commands327512
+Node: Commands For Moving328716
+Node: Commands For History329859
+Node: Commands For Text334148
+Node: Commands For Killing337537
+Node: Numeric Arguments340018
+Node: Commands For Completion341157
+Node: Keyboard Macros345348
+Node: Miscellaneous Commands346035
+Node: Readline vi Mode351839
+Node: Programmable Completion352746
+Node: Programmable Completion Builtins360207
+Node: A Programmable Completion Example370093
+Node: Using History Interactively375345
+Node: Bash History Facilities376029
+Node: Bash History Builtins379030
+Node: History Interaction383027
+Node: Event Designators385991
+Node: Word Designators387210
+Node: Modifiers388847
+Node: Installing Bash390249
+Node: Basic Installation391386
+Node: Compilers and Options394077
+Node: Compiling For Multiple Architectures394818
+Node: Installation Names396481
+Node: Specifying the System Type397299
+Node: Sharing Defaults398015
+Node: Operation Controls398688
+Node: Optional Features399646
+Node: Reporting Bugs409903
+Node: Major Differences From The Bourne Shell411097
+Node: GNU Free Documentation License427949
+Node: Indexes453126
+Node: Builtin Index453580
+Node: Reserved Word Index460407
+Node: Variable Index462855
+Node: Function Index478314
+Node: Concept Index491534
 
 End Tag Table