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fix cosmetic error when printing if commands containing here-documents in the body; compiling -DSTRICT_POSIX now forces posix-mode shells to expand redirections before assignment statements preceding simple commands
This commit is contained in:
+145
-138
@@ -1,9 +1,9 @@
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This is bash.info, produced by makeinfo version 7.2 from bashref.texi.
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This text is a brief description of the features that are present in the
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Bash shell (version 5.3, 14 January 2026).
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Bash shell (version 5.3, 27 February 2026).
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This is Edition 5.3, last updated 14 January 2026, of ‘The GNU Bash
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This is Edition 5.3, last updated 27 February 2026, of ‘The GNU Bash
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Reference Manual’, for ‘Bash’, Version 5.3.
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Copyright © 1988-2026 Free Software Foundation, Inc.
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@@ -26,10 +26,10 @@ Bash Features
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*************
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This text is a brief description of the features that are present in the
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Bash shell (version 5.3, 14 January 2026). The Bash home page is
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Bash shell (version 5.3, 27 February 2026). The Bash home page is
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<http://www.gnu.org/software/bash/>.
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This is Edition 5.3, last updated 14 January 2026, of ‘The GNU Bash
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This is Edition 5.3, last updated 27 February 2026, of ‘The GNU Bash
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Reference Manual’, for ‘Bash’, Version 5.3.
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Bash contains features that appear in other popular shells, and some
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@@ -7774,7 +7774,8 @@ startup files.
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builtins.
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12. Tilde expansion is only performed on assignments preceding a
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command name, rather than on all assignment statements on the line.
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command name, rather than on all assignment statements on the line,
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unless the command is a declaration command.
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13. While variable indirection is available, it may not be applied to
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the ‘#’ and ‘?’ special parameters.
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@@ -8062,7 +8063,13 @@ default even when in POSIX mode. Specifically:
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entries if ‘FCEDIT’ is unset, rather than defaulting directly to
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‘ed’. ‘fc’ uses ‘ed’ if ‘EDITOR’ is unset.
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3. As noted above, Bash requires the ‘xpg_echo’ option to be enabled
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3. Bash does not perform redirections before expanding variable
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assignments preceding a simple command; it does not allow the
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redirections access to the results of the variable assignments, but
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any side effects of expanding the redirections take place first.
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If compiled in strict posix mode, Bash performs redirections first.
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4. As noted above, Bash requires the ‘xpg_echo’ option to be enabled
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for the ‘echo’ builtin to be fully conformant.
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Bash can be configured to be POSIX-conformant by default, by
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@@ -13728,138 +13735,138 @@ D.5 Concept Index
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Tag Table:
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Node: Top899
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Node: Introduction2838
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Node: What is Bash?3051
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Node: What is a shell?4184
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Node: Definitions6794
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Node: Basic Shell Features10121
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Node: Shell Syntax11345
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Node: Shell Operation12372
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Node: Quoting13663
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Node: Escape Character15001
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Node: Single Quotes15536
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Node: Double Quotes15885
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Node: ANSI-C Quoting17230
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Node: Locale Translation18624
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Node: Creating Internationalized Scripts20027
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Node: Comments24225
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Node: Shell Commands24992
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Node: Reserved Words25931
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Node: Simple Commands27074
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Node: Pipelines27736
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Node: Lists30992
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Node: Compound Commands32941
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Node: Looping Constructs33950
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Node: Conditional Constructs36499
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Node: Command Grouping51636
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Node: Coprocesses53128
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Node: GNU Parallel55814
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Node: Shell Functions56732
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Node: Shell Parameters65180
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Node: Positional Parameters70081
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Node: Special Parameters71171
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Node: Shell Expansions74632
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Node: Brace Expansion76821
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Node: Tilde Expansion80157
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Node: Shell Parameter Expansion83112
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Node: Command Substitution103759
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Node: Arithmetic Expansion107610
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Node: Process Substitution108786
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Node: Word Splitting109894
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Node: Filename Expansion112338
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Node: Pattern Matching115562
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Node: Quote Removal121328
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Node: Redirections121632
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Node: Executing Commands131888
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Node: Simple Command Expansion132555
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Node: Command Search and Execution134663
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Node: Command Execution Environment137107
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Node: Environment140633
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Node: Exit Status142536
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Node: Signals144595
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Node: Shell Scripts149543
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Node: Shell Builtin Commands152841
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Node: Bourne Shell Builtins155182
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Node: Bash Builtins181901
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Node: Modifying Shell Behavior219637
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Node: The Set Builtin219979
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Node: The Shopt Builtin231973
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Node: Special Builtins249026
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Node: Shell Variables250015
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Node: Bourne Shell Variables250449
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Node: Bash Variables252957
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Node: Bash Features292241
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Node: Invoking Bash293255
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Node: Bash Startup Files299839
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Node: Interactive Shells305081
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Node: What is an Interactive Shell?305489
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Node: Is this Shell Interactive?306151
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Node: Interactive Shell Behavior306975
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Node: Bash Conditional Expressions310736
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Node: Shell Arithmetic316153
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Node: Aliases319480
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Node: Arrays322614
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Node: The Directory Stack330317
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Node: Directory Stack Builtins331114
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Node: Controlling the Prompt335559
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Node: The Restricted Shell338443
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Node: Bash POSIX Mode341536
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Node: Shell Compatibility Mode360952
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Node: Job Control369959
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Node: Job Control Basics370416
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Node: Job Control Builtins376784
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Node: Job Control Variables383572
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Node: Command Line Editing384803
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Node: Introduction and Notation386506
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Node: Readline Interaction388858
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Node: Readline Bare Essentials390046
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Node: Readline Movement Commands391854
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Node: Readline Killing Commands392850
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Node: Readline Arguments394873
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Node: Searching395963
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Node: Readline Init File398206
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Node: Readline Init File Syntax399509
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Node: Conditional Init Constructs426460
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Node: Sample Init File430845
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Node: Bindable Readline Commands433965
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Node: Commands For Moving435503
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Node: Commands For History437967
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Node: Commands For Text443358
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Node: Commands For Killing447483
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Node: Numeric Arguments450271
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Node: Commands For Completion451423
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Node: Keyboard Macros457119
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Node: Miscellaneous Commands457820
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Node: Readline vi Mode465363
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Node: Programmable Completion466340
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Node: Programmable Completion Builtins476076
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Node: A Programmable Completion Example487813
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Node: Using History Interactively493158
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Node: Bash History Facilities493839
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Node: Bash History Builtins497574
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Node: History Interaction505169
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Node: Event Designators510119
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Node: Word Designators511697
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Node: Modifiers514089
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Node: Installing Bash516026
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Node: Basic Installation517142
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Node: Compilers and Options521018
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Node: Compiling For Multiple Architectures521768
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Node: Installation Names523521
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Node: Specifying the System Type525755
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Node: Sharing Defaults526501
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Node: Operation Controls527215
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Node: Optional Features528234
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Node: Reporting Bugs540957
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Node: Major Differences From The Bourne Shell542314
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Node: GNU Free Documentation License563741
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Node: Indexes588918
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Node: Builtin Index589369
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||||
Node: Reserved Word Index596467
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Node: Variable Index598912
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||||
Node: Function Index616325
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Node: Concept Index630458
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Node: Top901
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Node: Introduction2842
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Node: What is Bash?3055
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Node: What is a shell?4188
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Node: Definitions6798
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Node: Basic Shell Features10125
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Node: Shell Syntax11349
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Node: Shell Operation12376
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Node: Quoting13667
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Node: Escape Character15005
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Node: Single Quotes15540
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Node: Double Quotes15889
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Node: ANSI-C Quoting17234
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Node: Locale Translation18628
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Node: Creating Internationalized Scripts20031
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Node: Comments24229
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Node: Shell Commands24996
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Node: Reserved Words25935
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Node: Simple Commands27078
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Node: Pipelines27740
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Node: Lists30996
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Node: Compound Commands32945
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Node: Looping Constructs33954
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Node: Conditional Constructs36503
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Node: Command Grouping51640
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Node: Coprocesses53132
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Node: GNU Parallel55818
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Node: Shell Functions56736
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Node: Shell Parameters65184
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Node: Positional Parameters70085
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Node: Special Parameters71175
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Node: Shell Expansions74636
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Node: Brace Expansion76825
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Node: Tilde Expansion80161
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Node: Shell Parameter Expansion83116
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Node: Command Substitution103763
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Node: Arithmetic Expansion107614
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Node: Process Substitution108790
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Node: Word Splitting109898
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Node: Filename Expansion112342
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Node: Pattern Matching115566
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Node: Quote Removal121332
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Node: Redirections121636
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Node: Executing Commands131892
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Node: Simple Command Expansion132559
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Node: Command Search and Execution134667
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Node: Command Execution Environment137111
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Node: Environment140637
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Node: Exit Status142540
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Node: Signals144599
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Node: Shell Scripts149547
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||||
Node: Shell Builtin Commands152845
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Node: Bourne Shell Builtins155186
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Node: Bash Builtins181905
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Node: Modifying Shell Behavior219641
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Node: The Set Builtin219983
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Node: The Shopt Builtin231977
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Node: Special Builtins249030
|
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Node: Shell Variables250019
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||||
Node: Bourne Shell Variables250453
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||||
Node: Bash Variables252961
|
||||
Node: Bash Features292245
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||||
Node: Invoking Bash293259
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||||
Node: Bash Startup Files299843
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||||
Node: Interactive Shells305085
|
||||
Node: What is an Interactive Shell?305493
|
||||
Node: Is this Shell Interactive?306155
|
||||
Node: Interactive Shell Behavior306979
|
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Node: Bash Conditional Expressions310740
|
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Node: Shell Arithmetic316157
|
||||
Node: Aliases319484
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Node: Arrays322618
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Node: The Directory Stack330321
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Node: Directory Stack Builtins331118
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||||
Node: Controlling the Prompt335563
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Node: The Restricted Shell338447
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Node: Bash POSIX Mode341540
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||||
Node: Shell Compatibility Mode361356
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Node: Job Control370363
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Node: Job Control Basics370820
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||||
Node: Job Control Builtins377188
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Node: Job Control Variables383976
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||||
Node: Command Line Editing385207
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||||
Node: Introduction and Notation386910
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Node: Readline Interaction389262
|
||||
Node: Readline Bare Essentials390450
|
||||
Node: Readline Movement Commands392258
|
||||
Node: Readline Killing Commands393254
|
||||
Node: Readline Arguments395277
|
||||
Node: Searching396367
|
||||
Node: Readline Init File398610
|
||||
Node: Readline Init File Syntax399913
|
||||
Node: Conditional Init Constructs426864
|
||||
Node: Sample Init File431249
|
||||
Node: Bindable Readline Commands434369
|
||||
Node: Commands For Moving435907
|
||||
Node: Commands For History438371
|
||||
Node: Commands For Text443762
|
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Node: Commands For Killing447887
|
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Node: Numeric Arguments450675
|
||||
Node: Commands For Completion451827
|
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Node: Keyboard Macros457523
|
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Node: Miscellaneous Commands458224
|
||||
Node: Readline vi Mode465767
|
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Node: Programmable Completion466744
|
||||
Node: Programmable Completion Builtins476480
|
||||
Node: A Programmable Completion Example488217
|
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Node: Using History Interactively493562
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Node: Bash History Facilities494243
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Node: Bash History Builtins497978
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Node: History Interaction505573
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Node: Event Designators510523
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Node: Word Designators512101
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||||
Node: Modifiers514493
|
||||
Node: Installing Bash516430
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||||
Node: Basic Installation517546
|
||||
Node: Compilers and Options521422
|
||||
Node: Compiling For Multiple Architectures522172
|
||||
Node: Installation Names523925
|
||||
Node: Specifying the System Type526159
|
||||
Node: Sharing Defaults526905
|
||||
Node: Operation Controls527619
|
||||
Node: Optional Features528638
|
||||
Node: Reporting Bugs541361
|
||||
Node: Major Differences From The Bourne Shell542718
|
||||
Node: GNU Free Documentation License564145
|
||||
Node: Indexes589322
|
||||
Node: Builtin Index589773
|
||||
Node: Reserved Word Index596871
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||||
Node: Variable Index599316
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Node: Function Index616729
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Node: Concept Index630862
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End Tag Table
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