otherwise
- internal_realloc: don't check bucket at nunits-1 unless nunits >= 1
Report and fix from Collin Funk <collin.funk1@gmail.com>
+
+ 7/25
+ ----
+variables.c
+ - push_source: new function, pushes a filename to BASH_SOURCE; changed
+ callers (shell.c, execute_cmd.c, builtins/evalfile.c)
+ - bash_source_fullpath: new variable, if non-zero, push_source runs
+ the filename through sh_realpath before pushing it to BASH_SOURCE
+ Feature requested by several, including konsolebox <konsolebox@gmail.com>
+
+builtins/shopt.def
+ - bash_source_fullpath: new option, controls bash_source_fullpath and
+ whether or not BASH_SOURCE contains full pathnames
+
+doc/bash.1,doc/bashref.texi
+ - bash_source_fullpath: document new shell option
+
+ 7/26
+ ----
+jobs.c,jobs.h,subst.c
+ - last_procsub_pid: new variable, set to the pid of last_procsub_child,
+ so it will survive the PROCESS * being deleted if we need it. Not
+ used yet
+
+ 7/29
+ ----
+doc/bash.1,doc/bashref.texi
+ - wait: update description to clarify wait -n and unify language
+ Inspired by report from Zachary Santer <zsanter@gmail.com>
+ - set: note that the -e behavior for pipelines is affected by the
+ state of the pipefail option
+ From a report by Martin D Kealey <martin@kurahaupo.gen.nz>
+
+variables.c,hashcmd.c,builtins/hash.def,builtins/history.def,builtins/source.def
+ - use ABSPATH/RELPATH/absolute_program instead of testing for slash
+ explicitly
#if defined (RESTRICTED_SHELL)
if (restricted && pathname)
{
- if (strchr (pathname, '/'))
+ if (absolute_program (pathname))
{
sh_restricted (pathname);
return (EXECUTION_FAILURE);
}
#if defined (RESTRICTED_SHELL)
- if (restricted && strchr (filename, '/'))
+ if (restricted && absolute_program (filename))
{
sh_restricted (filename);
return (EXECUTION_FAILURE);
extern int varassign_redir_autoclose;
extern int singlequote_translations;
extern int patsub_replacement;
+extern int bash_source_fullpath;
#if defined (EXTENDED_GLOB)
extern int extended_glob;
int *value;
shopt_set_func_t *set_func;
} shopt_vars[] = {
- { "autocd", &autocd, (shopt_set_func_t *)NULL },
#if defined (ARRAY_VARS)
{ "array_expand_once", &expand_once_flag, set_array_expand },
{ "assoc_expand_once", &expand_once_flag, set_array_expand },
+#endif
+ { "autocd", &autocd, (shopt_set_func_t *)NULL },
+#if defined (ARRAY_VARS)
+ { "bash_source_fullpath", &bash_source_fullpath, (shopt_set_func_t *)NULL },
#endif
{ "cdable_vars", &cdable_vars, (shopt_set_func_t *)NULL },
{ "cdspell", &cdspelling, (shopt_set_func_t *)NULL },
}
#if defined (RESTRICTED_SHELL)
- if (restricted && (pathstring || strchr (list->word->word, '/')))
+ if (restricted && (pathstring || absolute_program (list->word->word)))
{
sh_restricted (list->word->word);
return (EXECUTION_FAILURE);
filename = (char *)NULL;
/* XXX -- should this be absolute_pathname? */
- if (posixly_correct && strchr (list->word->word, '/'))
+ if (posixly_correct && absolute_program (list->word->word))
filename = savestring (list->word->word);
else if (absolute_pathname (list->word->word))
filename = savestring (list->word->word);
a\bau\but\bto\boc\bcd\bd If set, a command name that is the name of a directory
is executed as if it were the argument to the c\bcd\bd com-
mand. This option is only used by interactive shells.
+ b\bba\bas\bsh\bh_\b_s\bso\bou\bur\brc\bce\be_\b_f\bfu\bul\bll\blp\bpa\bat\bth\bh
+ If set, filenames added to the B\bBA\bAS\bSH\bH_\b_S\bSO\bOU\bUR\bRC\bCE\bE array vari-
+ able are converted to full pathnames (see S\bSh\bhe\bel\bll\bl V\bVa\bar\bri\bi-\b-
+ a\bab\bbl\ble\bes\bs above).
c\bcd\bda\bab\bbl\ble\be_\b_v\bva\bar\brs\bs
If set, an argument to the c\bcd\bd builtin command that is
not a directory is assumed to be the name of a variable
.\" Case Western Reserve University
.\" chet.ramey@case.edu
.\"
-.\" Last Change: Tue Jul 2 14:28:46 EDT 2024
+.\" Last Change: Mon Jul 29 11:19:45 EDT 2024
.\"
.\" bash_builtins, strip all but Built-Ins section
.\" avoid a warning about an undefined register
.\" .if !rzY .nr zY 0
.if \n(zZ=1 .ig zZ
.if \n(zY=1 .ig zY
-.TH BASH 1 "2024 July 2" "GNU Bash 5.3"
+.TH BASH 1 "2024 July 29" "GNU Bash 5.3"
.\"
.ie \n(.g \{\
.ds ' \(aq
Commands separated by a
.B ;
are executed sequentially; the shell waits for each
-command to terminate in turn. The return status is the
-exit status of the last command executed.
+command to terminate in turn.
+The return status is the exit status of the last command executed.
.PP
AND and OR lists are sequences of one or more pipelines separated by the
\fB&&\fP and \fB||\fP control operators, respectively.
or
.B ||
list except the command following the final \fB&&\fP or \fB||\fP,
-any command in a pipeline but the last,
+any command in a pipeline but the last
+(subject to the state of the \fBpipefail\fP shell option),
or if the command's return value is
being inverted with
.BR ! .
it were the argument to the \fBcd\fP command.
This option is only used by interactive shells.
.TP 8
+.B bash_source_fullpath
+If set, filenames added to the \fBBASH_SOURCE\fP array variable are
+converted to full pathnames (see \fBShell Variables\fP above).
+.TP 8
.B cdable_vars
If set, an argument to the
.B cd
is readonly or may not be unset.
.TP
\fBwait\fP [\fB\-fn\fP] [\fP\-p\fP \fIvarname\fP] [\fIid\fP .\|.\|.]
-Wait for each specified child process and return its termination status.
-Each
-.I id
-may be a process
-ID or a job specification; if a job spec is given, all processes
-in that job's pipeline are waited for. If
-.I id
-is not given,
+Wait for each specified child process \fIid\fP and return the
+termination status of the last \fIid\fP.
+Each \fIid\fP may be a process ID or a job specification;
+if a job spec is given, \fBwait\fP waits for all processes in the job.
+.IP
+If no options or \fIid\fPs are supplied,
\fBwait\fP waits for all running background jobs and
-the last-executed process substitution, if its process id is the same as
-\fB$!\fP,
+the last-executed process substitution,
+if its process id is the same as \fB$!\fP,
and the return status is zero.
-If the \fB\-n\fP option is supplied,
-\fBwait\fP waits for a single job
-from the list of \fIid\fPs or, if no \fIid\fPs are supplied, any job,
+.IP
+If the \fB\-n\fP option is supplied, \fBwait\fP waits for any one of
+the given \fIid\fPs or, if no \fIid\fPs are supplied, any job
+or process substitution,
to complete and returns its exit status.
-If none of the supplied arguments is a child of the shell, or if no arguments
-are supplied and the shell has no unwaited-for children, the exit status
-is 127.
-If the \fB\-p\fP option is supplied, the process or job identifier of the job
-for which the exit status is returned is assigned to the variable
-\fIvarname\fP named by the option argument.
+If none of the supplied \fIid\fPs is a child of the shell,
+or if no \fIid\fPs are supplied and the shell has no unwaited-for children,
+the exit status is 127.
+.IP
+If the \fB\-p\fP option is supplied, the process or job identifier
+of the job for which the exit status is returned is assigned to the
+variable \fIvarname\fP named by the option argument.
The variable will be unset initially, before any assignment.
This is useful only when the \fB\-n\fP option is supplied.
+.IP
Supplying the \fB\-f\fP option, when job control is enabled,
-forces \fBwait\fP to wait for \fIid\fP to terminate before returning
-its status, instead of returning when it changes status.
-If
-.I id
-specifies a non-existent process or job, the return status is 127.
-If \fBwait\fP is interrupted by a signal, the return status will be greater
+forces \fBwait\fP to wait for each \fIid\fP to terminate before
+returning its status, instead of returning when it changes status.
+.IP
+If none of the \fIid\fPs specify one of the shell's active child
+processes, the return status is 127.
+If \fBwait\fP is interrupted by a signal,
+any \fIvarname\fP will remain unset,
+and the return status will be greater
than 128, as described under
.B SIGNALS
.ie \n(zZ=1 in \fIbash\fP(1).
.el above.
-Otherwise, the return status is the exit status of the last
-process or job waited for.
+Otherwise, the return status is the exit status of the last \fIid\fP.
.SH "SHELL COMPATIBILITY MODE"
Bash-4.0 introduced the concept of a \fIshell compatibility level\fP,
specified as a set of options to the shopt builtin (\c
If set, a command name that is the name of a directory is executed as if
it were the argument to the <B>cd</B> command.
This option is only used by interactive shells.
+<DT><B>bash_source_fullpath</B>
+
+<DD>
+If set, filenames added to the <B>BASH_SOURCE</B> array variable are
+converted to full pathnames (see <B>Shell Variables</B> above).
<DT><B>cdable_vars</B>
<DD>
<DT><A HREF="#lbDI">BUGS</A><DD>
</DL>
<HR>
-This document was created by man2html from /usr/local/src/bash/bash-20240701/doc/bash.1.<BR>
-Time: 03 July 2024 10:54:15 EDT
+This document was created by man2html from /usr/local/src/bash/bash-20240724/doc/bash.1.<BR>
+Time: 25 July 2024 11:43:06 EDT
</BODY>
</HTML>
This is bash.info, produced by makeinfo version 7.1 from bashref.texi.
This text is a brief description of the features that are present in the
-Bash shell (version 5.3, 2 July 2024).
+Bash shell (version 5.3, 25 July 2024).
- This is Edition 5.3, last updated 2 July 2024, of ‘The GNU Bash
+ This is Edition 5.3, last updated 25 July 2024, of ‘The GNU Bash
Reference Manual’, for ‘Bash’, Version 5.3.
Copyright © 1988-2023 Free Software Foundation, Inc.
*************
This text is a brief description of the features that are present in the
-Bash shell (version 5.3, 2 July 2024). The Bash home page is
+Bash shell (version 5.3, 25 July 2024). The Bash home page is
<http://www.gnu.org/software/bash/>.
- This is Edition 5.3, last updated 2 July 2024, of ‘The GNU Bash
+ This is Edition 5.3, last updated 25 July 2024, of ‘The GNU Bash
Reference Manual’, for ‘Bash’, Version 5.3.
Bash contains features that appear in other popular shells, and some
executed as if it were the argument to the ‘cd’ command. This
option is only used by interactive shells.
+ ‘bash_source_fullpath’
+ If set, filenames added to the ‘BASH_SOURCE’ array variable
+ are converted to full pathnames (*note Bash Variables::).
+
‘cdable_vars’
If this is set, an argument to the ‘cd’ builtin command that
is not a directory is assumed to be the name of a variable
\1f
Tag Table:
-Node: Top\7f891
-Node: Introduction\7f2822
-Node: What is Bash?\7f3035
-Node: What is a shell?\7f4176
-Node: Definitions\7f6755
-Node: Basic Shell Features\7f9931
-Node: Shell Syntax\7f11151
-Node: Shell Operation\7f12178
-Node: Quoting\7f13476
-Node: Escape Character\7f14789
-Node: Single Quotes\7f15287
-Node: Double Quotes\7f15636
-Node: ANSI-C Quoting\7f16979
-Node: Locale Translation\7f18364
-Node: Creating Internationalized Scripts\7f19708
-Node: Comments\7f23906
-Node: Shell Commands\7f24541
-Node: Reserved Words\7f25480
-Node: Simple Commands\7f26345
-Node: Pipelines\7f27004
-Node: Lists\7f30067
-Node: Compound Commands\7f31939
-Node: Looping Constructs\7f32948
-Node: Conditional Constructs\7f35492
-Node: Command Grouping\7f50313
-Node: Coprocesses\7f51800
-Node: GNU Parallel\7f54496
-Node: Shell Functions\7f55414
-Node: Shell Parameters\7f63520
-Node: Positional Parameters\7f68053
-Node: Special Parameters\7f68988
-Node: Shell Expansions\7f72294
-Node: Brace Expansion\7f74483
-Node: Tilde Expansion\7f77146
-Node: Shell Parameter Expansion\7f79912
-Node: Command Substitution\7f99019
-Node: Arithmetic Expansion\7f102552
-Node: Process Substitution\7f103517
-Node: Word Splitting\7f104654
-Node: Filename Expansion\7f106795
-Node: Pattern Matching\7f109891
-Node: Quote Removal\7f115124
-Node: Redirections\7f115428
-Node: Executing Commands\7f125237
-Node: Simple Command Expansion\7f125904
-Node: Command Search and Execution\7f128015
-Node: Command Execution Environment\7f130423
-Node: Environment\7f133732
-Node: Exit Status\7f135436
-Node: Signals\7f137221
-Node: Shell Scripts\7f140835
-Node: Shell Builtin Commands\7f143927
-Node: Bourne Shell Builtins\7f146038
-Node: Bash Builtins\7f170808
-Node: Modifying Shell Behavior\7f205822
-Node: The Set Builtin\7f206164
-Node: The Shopt Builtin\7f217679
-Node: Special Builtins\7f234466
-Node: Shell Variables\7f235455
-Node: Bourne Shell Variables\7f235889
-Node: Bash Variables\7f238082
-Node: Bash Features\7f275247
-Node: Invoking Bash\7f276261
-Node: Bash Startup Files\7f282660
-Node: Interactive Shells\7f287963
-Node: What is an Interactive Shell?\7f288371
-Node: Is this Shell Interactive?\7f289037
-Node: Interactive Shell Behavior\7f289861
-Node: Bash Conditional Expressions\7f293615
-Node: Shell Arithmetic\7f298789
-Node: Aliases\7f301871
-Node: Arrays\7f304826
-Node: The Directory Stack\7f311625
-Node: Directory Stack Builtins\7f312422
-Node: Controlling the Prompt\7f316871
-Node: The Restricted Shell\7f320009
-Node: Bash POSIX Mode\7f322796
-Node: Shell Compatibility Mode\7f340307
-Node: Job Control\7f349074
-Node: Job Control Basics\7f349531
-Node: Job Control Builtins\7f354705
-Node: Job Control Variables\7f360665
-Node: Command Line Editing\7f361842
-Node: Introduction and Notation\7f363546
-Node: Readline Interaction\7f365190
-Node: Readline Bare Essentials\7f366378
-Node: Readline Movement Commands\7f368196
-Node: Readline Killing Commands\7f369193
-Node: Readline Arguments\7f371171
-Node: Searching\7f372228
-Node: Readline Init File\7f374457
-Node: Readline Init File Syntax\7f375739
-Node: Conditional Init Constructs\7f400677
-Node: Sample Init File\7f405042
-Node: Bindable Readline Commands\7f408163
-Node: Commands For Moving\7f409388
-Node: Commands For History\7f411615
-Node: Commands For Text\7f416820
-Node: Commands For Killing\7f420954
-Node: Numeric Arguments\7f423755
-Node: Commands For Completion\7f424907
-Node: Keyboard Macros\7f429223
-Node: Miscellaneous Commands\7f429924
-Node: Readline vi Mode\7f436578
-Node: Programmable Completion\7f437530
-Node: Programmable Completion Builtins\7f445487
-Node: A Programmable Completion Example\7f457053
-Node: Using History Interactively\7f462398
-Node: Bash History Facilities\7f463079
-Node: Bash History Builtins\7f466191
-Node: History Interaction\7f471434
-Node: Event Designators\7f475759
-Node: Word Designators\7f477342
-Node: Modifiers\7f479328
-Node: Installing Bash\7f481237
-Node: Basic Installation\7f482371
-Node: Compilers and Options\7f486250
-Node: Compiling For Multiple Architectures\7f487000
-Node: Installation Names\7f488749
-Node: Specifying the System Type\7f490983
-Node: Sharing Defaults\7f491729
-Node: Operation Controls\7f492443
-Node: Optional Features\7f493462
-Node: Reporting Bugs\7f505264
-Node: Major Differences From The Bourne Shell\7f506613
-Node: GNU Free Documentation License\7f526348
-Node: Indexes\7f551525
-Node: Builtin Index\7f551976
-Node: Reserved Word Index\7f559074
-Node: Variable Index\7f561519
-Node: Function Index\7f578650
-Node: Concept Index\7f592506
+Node: Top\7f893
+Node: Introduction\7f2826
+Node: What is Bash?\7f3039
+Node: What is a shell?\7f4180
+Node: Definitions\7f6759
+Node: Basic Shell Features\7f9935
+Node: Shell Syntax\7f11155
+Node: Shell Operation\7f12182
+Node: Quoting\7f13480
+Node: Escape Character\7f14793
+Node: Single Quotes\7f15291
+Node: Double Quotes\7f15640
+Node: ANSI-C Quoting\7f16983
+Node: Locale Translation\7f18368
+Node: Creating Internationalized Scripts\7f19712
+Node: Comments\7f23910
+Node: Shell Commands\7f24545
+Node: Reserved Words\7f25484
+Node: Simple Commands\7f26349
+Node: Pipelines\7f27008
+Node: Lists\7f30071
+Node: Compound Commands\7f31943
+Node: Looping Constructs\7f32952
+Node: Conditional Constructs\7f35496
+Node: Command Grouping\7f50317
+Node: Coprocesses\7f51804
+Node: GNU Parallel\7f54500
+Node: Shell Functions\7f55418
+Node: Shell Parameters\7f63524
+Node: Positional Parameters\7f68057
+Node: Special Parameters\7f68992
+Node: Shell Expansions\7f72298
+Node: Brace Expansion\7f74487
+Node: Tilde Expansion\7f77150
+Node: Shell Parameter Expansion\7f79916
+Node: Command Substitution\7f99023
+Node: Arithmetic Expansion\7f102556
+Node: Process Substitution\7f103521
+Node: Word Splitting\7f104658
+Node: Filename Expansion\7f106799
+Node: Pattern Matching\7f109895
+Node: Quote Removal\7f115128
+Node: Redirections\7f115432
+Node: Executing Commands\7f125241
+Node: Simple Command Expansion\7f125908
+Node: Command Search and Execution\7f128019
+Node: Command Execution Environment\7f130427
+Node: Environment\7f133736
+Node: Exit Status\7f135440
+Node: Signals\7f137225
+Node: Shell Scripts\7f140839
+Node: Shell Builtin Commands\7f143931
+Node: Bourne Shell Builtins\7f146042
+Node: Bash Builtins\7f170812
+Node: Modifying Shell Behavior\7f205826
+Node: The Set Builtin\7f206168
+Node: The Shopt Builtin\7f217683
+Node: Special Builtins\7f234645
+Node: Shell Variables\7f235634
+Node: Bourne Shell Variables\7f236068
+Node: Bash Variables\7f238261
+Node: Bash Features\7f275426
+Node: Invoking Bash\7f276440
+Node: Bash Startup Files\7f282839
+Node: Interactive Shells\7f288142
+Node: What is an Interactive Shell?\7f288550
+Node: Is this Shell Interactive?\7f289216
+Node: Interactive Shell Behavior\7f290040
+Node: Bash Conditional Expressions\7f293794
+Node: Shell Arithmetic\7f298968
+Node: Aliases\7f302050
+Node: Arrays\7f305005
+Node: The Directory Stack\7f311804
+Node: Directory Stack Builtins\7f312601
+Node: Controlling the Prompt\7f317050
+Node: The Restricted Shell\7f320188
+Node: Bash POSIX Mode\7f322975
+Node: Shell Compatibility Mode\7f340486
+Node: Job Control\7f349253
+Node: Job Control Basics\7f349710
+Node: Job Control Builtins\7f354884
+Node: Job Control Variables\7f360844
+Node: Command Line Editing\7f362021
+Node: Introduction and Notation\7f363725
+Node: Readline Interaction\7f365369
+Node: Readline Bare Essentials\7f366557
+Node: Readline Movement Commands\7f368375
+Node: Readline Killing Commands\7f369372
+Node: Readline Arguments\7f371350
+Node: Searching\7f372407
+Node: Readline Init File\7f374636
+Node: Readline Init File Syntax\7f375918
+Node: Conditional Init Constructs\7f400856
+Node: Sample Init File\7f405221
+Node: Bindable Readline Commands\7f408342
+Node: Commands For Moving\7f409567
+Node: Commands For History\7f411794
+Node: Commands For Text\7f416999
+Node: Commands For Killing\7f421133
+Node: Numeric Arguments\7f423934
+Node: Commands For Completion\7f425086
+Node: Keyboard Macros\7f429402
+Node: Miscellaneous Commands\7f430103
+Node: Readline vi Mode\7f436757
+Node: Programmable Completion\7f437709
+Node: Programmable Completion Builtins\7f445666
+Node: A Programmable Completion Example\7f457232
+Node: Using History Interactively\7f462577
+Node: Bash History Facilities\7f463258
+Node: Bash History Builtins\7f466370
+Node: History Interaction\7f471613
+Node: Event Designators\7f475938
+Node: Word Designators\7f477521
+Node: Modifiers\7f479507
+Node: Installing Bash\7f481416
+Node: Basic Installation\7f482550
+Node: Compilers and Options\7f486429
+Node: Compiling For Multiple Architectures\7f487179
+Node: Installation Names\7f488928
+Node: Specifying the System Type\7f491162
+Node: Sharing Defaults\7f491908
+Node: Operation Controls\7f492622
+Node: Optional Features\7f493641
+Node: Reporting Bugs\7f505443
+Node: Major Differences From The Bourne Shell\7f506792
+Node: GNU Free Documentation License\7f526527
+Node: Indexes\7f551704
+Node: Builtin Index\7f552155
+Node: Reserved Word Index\7f559253
+Node: Variable Index\7f561698
+Node: Function Index\7f578829
+Node: Concept Index\7f592685
\1f
End Tag Table
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<!-- This text is a brief description of the features that are present in
-the Bash shell (version 5.3, 2 July 2024).
+the Bash shell (version 5.3, 25 July 2024).
-This is Edition 5.3, last updated 2 July 2024,
+This is Edition 5.3, last updated 25 July 2024,
of The GNU Bash Reference Manual,
for Bash, Version 5.3.
<h1 class="top" id="Bash-Features-1"><span>Bash Features<a class="copiable-link" href="#Bash-Features-1"> ¶</a></span></h1>
<p>This text is a brief description of the features that are present in
-the Bash shell (version 5.3, 2 July 2024).
+the Bash shell (version 5.3, 25 July 2024).
The Bash home page is <a class="url" href="http://www.gnu.org/software/bash/">http://www.gnu.org/software/bash/</a>.
</p>
-<p>This is Edition 5.3, last updated 2 July 2024,
+<p>This is Edition 5.3, last updated 25 July 2024,
of <cite class="cite">The GNU Bash Reference Manual</cite>,
for <code class="code">Bash</code>, Version 5.3.
</p>
This option is only used by interactive shells.
</p>
</dd>
+<dt><code class="code">bash_source_fullpath</code></dt>
+<dd><p>If set, filenames added to the <code class="code">BASH_SOURCE</code> array variable are
+converted to full pathnames (see <a class="pxref" href="#Bash-Variables">Bash Variables</a>).
+</p>
+</dd>
<dt><code class="code">cdable_vars</code></dt>
<dd><p>If this is set, an argument to the <code class="code">cd</code> builtin command that
is not a directory is assumed to be the name of a variable whose
bashref.texi.
This text is a brief description of the features that are present in the
-Bash shell (version 5.3, 2 July 2024).
+Bash shell (version 5.3, 25 July 2024).
- This is Edition 5.3, last updated 2 July 2024, of ‘The GNU Bash
+ This is Edition 5.3, last updated 25 July 2024, of ‘The GNU Bash
Reference Manual’, for ‘Bash’, Version 5.3.
Copyright © 1988-2023 Free Software Foundation, Inc.
*************
This text is a brief description of the features that are present in the
-Bash shell (version 5.3, 2 July 2024). The Bash home page is
+Bash shell (version 5.3, 25 July 2024). The Bash home page is
<http://www.gnu.org/software/bash/>.
- This is Edition 5.3, last updated 2 July 2024, of ‘The GNU Bash
+ This is Edition 5.3, last updated 25 July 2024, of ‘The GNU Bash
Reference Manual’, for ‘Bash’, Version 5.3.
Bash contains features that appear in other popular shells, and some
executed as if it were the argument to the ‘cd’ command. This
option is only used by interactive shells.
+ ‘bash_source_fullpath’
+ If set, filenames added to the ‘BASH_SOURCE’ array variable
+ are converted to full pathnames (*note Bash Variables::).
+
‘cdable_vars’
If this is set, an argument to the ‘cd’ builtin command that
is not a directory is assumed to be the name of a variable
\1f
Tag Table:
-Node: Top\7f894
-Node: Introduction\7f2828
-Node: What is Bash?\7f3044
-Node: What is a shell?\7f4188
-Node: Definitions\7f6770
-Node: Basic Shell Features\7f9949
-Node: Shell Syntax\7f11172
-Node: Shell Operation\7f12202
-Node: Quoting\7f13503
-Node: Escape Character\7f14819
-Node: Single Quotes\7f15320
-Node: Double Quotes\7f15672
-Node: ANSI-C Quoting\7f17018
-Node: Locale Translation\7f18406
-Node: Creating Internationalized Scripts\7f19753
-Node: Comments\7f23954
-Node: Shell Commands\7f24592
-Node: Reserved Words\7f25534
-Node: Simple Commands\7f26402
-Node: Pipelines\7f27064
-Node: Lists\7f30130
-Node: Compound Commands\7f32005
-Node: Looping Constructs\7f33017
-Node: Conditional Constructs\7f35564
-Node: Command Grouping\7f50388
-Node: Coprocesses\7f51878
-Node: GNU Parallel\7f54577
-Node: Shell Functions\7f55498
-Node: Shell Parameters\7f63607
-Node: Positional Parameters\7f68143
-Node: Special Parameters\7f69081
-Node: Shell Expansions\7f72390
-Node: Brace Expansion\7f74582
-Node: Tilde Expansion\7f77248
-Node: Shell Parameter Expansion\7f80017
-Node: Command Substitution\7f99127
-Node: Arithmetic Expansion\7f102663
-Node: Process Substitution\7f103631
-Node: Word Splitting\7f104771
-Node: Filename Expansion\7f106915
-Node: Pattern Matching\7f110014
-Node: Quote Removal\7f115250
-Node: Redirections\7f115557
-Node: Executing Commands\7f125369
-Node: Simple Command Expansion\7f126039
-Node: Command Search and Execution\7f128153
-Node: Command Execution Environment\7f130564
-Node: Environment\7f133876
-Node: Exit Status\7f135583
-Node: Signals\7f137371
-Node: Shell Scripts\7f140988
-Node: Shell Builtin Commands\7f144083
-Node: Bourne Shell Builtins\7f146197
-Node: Bash Builtins\7f170970
-Node: Modifying Shell Behavior\7f205987
-Node: The Set Builtin\7f206332
-Node: The Shopt Builtin\7f217850
-Node: Special Builtins\7f234640
-Node: Shell Variables\7f235632
-Node: Bourne Shell Variables\7f236069
-Node: Bash Variables\7f238265
-Node: Bash Features\7f275433
-Node: Invoking Bash\7f276450
-Node: Bash Startup Files\7f282852
-Node: Interactive Shells\7f288158
-Node: What is an Interactive Shell?\7f288569
-Node: Is this Shell Interactive?\7f289238
-Node: Interactive Shell Behavior\7f290065
-Node: Bash Conditional Expressions\7f293822
-Node: Shell Arithmetic\7f298999
-Node: Aliases\7f302084
-Node: Arrays\7f305042
-Node: The Directory Stack\7f311844
-Node: Directory Stack Builtins\7f312644
-Node: Controlling the Prompt\7f317096
-Node: The Restricted Shell\7f320237
-Node: Bash POSIX Mode\7f323027
-Node: Shell Compatibility Mode\7f340541
-Node: Job Control\7f349311
-Node: Job Control Basics\7f349771
-Node: Job Control Builtins\7f354948
-Node: Job Control Variables\7f360911
-Node: Command Line Editing\7f362091
-Node: Introduction and Notation\7f363798
-Node: Readline Interaction\7f365445
-Node: Readline Bare Essentials\7f366636
-Node: Readline Movement Commands\7f368457
-Node: Readline Killing Commands\7f369457
-Node: Readline Arguments\7f371438
-Node: Searching\7f372498
-Node: Readline Init File\7f374730
-Node: Readline Init File Syntax\7f376015
-Node: Conditional Init Constructs\7f400956
-Node: Sample Init File\7f405324
-Node: Bindable Readline Commands\7f408448
-Node: Commands For Moving\7f409676
-Node: Commands For History\7f411906
-Node: Commands For Text\7f417114
-Node: Commands For Killing\7f421251
-Node: Numeric Arguments\7f424055
-Node: Commands For Completion\7f425210
-Node: Keyboard Macros\7f429529
-Node: Miscellaneous Commands\7f430233
-Node: Readline vi Mode\7f436890
-Node: Programmable Completion\7f437845
-Node: Programmable Completion Builtins\7f445805
-Node: A Programmable Completion Example\7f457374
-Node: Using History Interactively\7f462722
-Node: Bash History Facilities\7f463406
-Node: Bash History Builtins\7f466521
-Node: History Interaction\7f471767
-Node: Event Designators\7f476095
-Node: Word Designators\7f477681
-Node: Modifiers\7f479670
-Node: Installing Bash\7f481582
-Node: Basic Installation\7f482719
-Node: Compilers and Options\7f486601
-Node: Compiling For Multiple Architectures\7f487354
-Node: Installation Names\7f489106
-Node: Specifying the System Type\7f491343
-Node: Sharing Defaults\7f492092
-Node: Operation Controls\7f492809
-Node: Optional Features\7f493831
-Node: Reporting Bugs\7f505636
-Node: Major Differences From The Bourne Shell\7f506988
-Node: GNU Free Documentation License\7f526726
-Node: Indexes\7f551906
-Node: Builtin Index\7f552360
-Node: Reserved Word Index\7f559461
-Node: Variable Index\7f561909
-Node: Function Index\7f579043
-Node: Concept Index\7f592902
+Node: Top\7f896
+Node: Introduction\7f2832
+Node: What is Bash?\7f3048
+Node: What is a shell?\7f4192
+Node: Definitions\7f6774
+Node: Basic Shell Features\7f9953
+Node: Shell Syntax\7f11176
+Node: Shell Operation\7f12206
+Node: Quoting\7f13507
+Node: Escape Character\7f14823
+Node: Single Quotes\7f15324
+Node: Double Quotes\7f15676
+Node: ANSI-C Quoting\7f17022
+Node: Locale Translation\7f18410
+Node: Creating Internationalized Scripts\7f19757
+Node: Comments\7f23958
+Node: Shell Commands\7f24596
+Node: Reserved Words\7f25538
+Node: Simple Commands\7f26406
+Node: Pipelines\7f27068
+Node: Lists\7f30134
+Node: Compound Commands\7f32009
+Node: Looping Constructs\7f33021
+Node: Conditional Constructs\7f35568
+Node: Command Grouping\7f50392
+Node: Coprocesses\7f51882
+Node: GNU Parallel\7f54581
+Node: Shell Functions\7f55502
+Node: Shell Parameters\7f63611
+Node: Positional Parameters\7f68147
+Node: Special Parameters\7f69085
+Node: Shell Expansions\7f72394
+Node: Brace Expansion\7f74586
+Node: Tilde Expansion\7f77252
+Node: Shell Parameter Expansion\7f80021
+Node: Command Substitution\7f99131
+Node: Arithmetic Expansion\7f102667
+Node: Process Substitution\7f103635
+Node: Word Splitting\7f104775
+Node: Filename Expansion\7f106919
+Node: Pattern Matching\7f110018
+Node: Quote Removal\7f115254
+Node: Redirections\7f115561
+Node: Executing Commands\7f125373
+Node: Simple Command Expansion\7f126043
+Node: Command Search and Execution\7f128157
+Node: Command Execution Environment\7f130568
+Node: Environment\7f133880
+Node: Exit Status\7f135587
+Node: Signals\7f137375
+Node: Shell Scripts\7f140992
+Node: Shell Builtin Commands\7f144087
+Node: Bourne Shell Builtins\7f146201
+Node: Bash Builtins\7f170974
+Node: Modifying Shell Behavior\7f205991
+Node: The Set Builtin\7f206336
+Node: The Shopt Builtin\7f217854
+Node: Special Builtins\7f234819
+Node: Shell Variables\7f235811
+Node: Bourne Shell Variables\7f236248
+Node: Bash Variables\7f238444
+Node: Bash Features\7f275612
+Node: Invoking Bash\7f276629
+Node: Bash Startup Files\7f283031
+Node: Interactive Shells\7f288337
+Node: What is an Interactive Shell?\7f288748
+Node: Is this Shell Interactive?\7f289417
+Node: Interactive Shell Behavior\7f290244
+Node: Bash Conditional Expressions\7f294001
+Node: Shell Arithmetic\7f299178
+Node: Aliases\7f302263
+Node: Arrays\7f305221
+Node: The Directory Stack\7f312023
+Node: Directory Stack Builtins\7f312823
+Node: Controlling the Prompt\7f317275
+Node: The Restricted Shell\7f320416
+Node: Bash POSIX Mode\7f323206
+Node: Shell Compatibility Mode\7f340720
+Node: Job Control\7f349490
+Node: Job Control Basics\7f349950
+Node: Job Control Builtins\7f355127
+Node: Job Control Variables\7f361090
+Node: Command Line Editing\7f362270
+Node: Introduction and Notation\7f363977
+Node: Readline Interaction\7f365624
+Node: Readline Bare Essentials\7f366815
+Node: Readline Movement Commands\7f368636
+Node: Readline Killing Commands\7f369636
+Node: Readline Arguments\7f371617
+Node: Searching\7f372677
+Node: Readline Init File\7f374909
+Node: Readline Init File Syntax\7f376194
+Node: Conditional Init Constructs\7f401135
+Node: Sample Init File\7f405503
+Node: Bindable Readline Commands\7f408627
+Node: Commands For Moving\7f409855
+Node: Commands For History\7f412085
+Node: Commands For Text\7f417293
+Node: Commands For Killing\7f421430
+Node: Numeric Arguments\7f424234
+Node: Commands For Completion\7f425389
+Node: Keyboard Macros\7f429708
+Node: Miscellaneous Commands\7f430412
+Node: Readline vi Mode\7f437069
+Node: Programmable Completion\7f438024
+Node: Programmable Completion Builtins\7f445984
+Node: A Programmable Completion Example\7f457553
+Node: Using History Interactively\7f462901
+Node: Bash History Facilities\7f463585
+Node: Bash History Builtins\7f466700
+Node: History Interaction\7f471946
+Node: Event Designators\7f476274
+Node: Word Designators\7f477860
+Node: Modifiers\7f479849
+Node: Installing Bash\7f481761
+Node: Basic Installation\7f482898
+Node: Compilers and Options\7f486780
+Node: Compiling For Multiple Architectures\7f487533
+Node: Installation Names\7f489285
+Node: Specifying the System Type\7f491522
+Node: Sharing Defaults\7f492271
+Node: Operation Controls\7f492988
+Node: Optional Features\7f494010
+Node: Reporting Bugs\7f505815
+Node: Major Differences From The Bourne Shell\7f507167
+Node: GNU Free Documentation License\7f526905
+Node: Indexes\7f552085
+Node: Builtin Index\7f552539
+Node: Reserved Word Index\7f559640
+Node: Variable Index\7f562088
+Node: Function Index\7f579222
+Node: Concept Index\7f593081
\1f
End Tag Table
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-(/usr/local/src/bash/bash-20240709/doc/texinfo.tex
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[178] [179] Appendix C [180]
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-Output written on bashref.dvi (203 pages, 855852 bytes).
explicit redirections, is redirected from @code{/dev/null}.
Commands separated by a @samp{;} are executed sequentially; the shell
-waits for each command to terminate in turn. The return status is the
-exit status of the last command executed.
+waits for each command to terminate in turn.
+The return status is the exit status of the last command executed.
@sc{and} and @sc{or} lists are sequences of one or more pipelines
separated by the control operators @samp{&&} and @samp{||},
part of the test in an @code{if} statement,
part of any command executed in a @code{&&} or @code{||} list except
the command following the final @code{&&} or @code{||},
-any command in a pipeline but the last,
+any command in a pipeline but the last
+(subject to the state of the @code{pipefail} shell option),
or if the command's return status is being inverted with @code{!}.
If a compound command other than a subshell
returns a non-zero status because a command failed
it were the argument to the @code{cd} command.
This option is only used by interactive shells.
+@item bash_source_fullpath
+If set, filenames added to the @code{BASH_SOURCE} array variable are
+converted to full pathnames (@pxref{Bash Variables}).
+
@item cdable_vars
If this is set, an argument to the @code{cd} builtin command that
is not a directory is assumed to be the name of a variable whose
@item wait
@btindex wait
@example
-wait [-fn] [-p @var{varname}] [@var{jobspec} or @var{pid} @dots{}]
+wait [-fn] [-p @var{varname}] [@var{id} @dots{}]
@end example
-Wait until the child process specified by each process @sc{id} @var{pid}
-or job specification @var{jobspec} exits and return the exit status of the
-last command waited for.
-If a job spec is given, all processes in the job are waited for.
-If no arguments are given,
+Wait until the child process specified by each @var{id} exits and
+return the exit status of the last @var{id}.
+Each @var{id} may be a @var{pid} or job specification @var{jobspec};
+if a job spec is given, @code{wait} waits for all processes in the job.
+
+If no options or @var{id}s are supplied,
@code{wait} waits for all running background jobs and
-the last-executed process substitution, if its process id is the same as
-@var{$!},
+the last-executed process substitution,
+if its process id is the same as @var{$!},
and the return status is zero.
-If the @option{-n} option is supplied, @code{wait} waits for a single job
-from the list of @var{pid}s or @var{jobspec}s or, if no arguments are
-supplied, any job,
+
+If the @option{-n} option is supplied, @code{wait} waits for any one of
+the @var{id}s or, if no @var{id}s are supplied, any job
+or process substitution,
to complete and returns its exit status.
-If none of the supplied arguments is a child of the shell, or if no arguments
-are supplied and the shell has no unwaited-for children, the exit status
-is 127.
-If the @option{-p} option is supplied, the process or job identifier of the job
-for which the exit status is returned is assigned to the variable
-@var{varname} named by the option argument.
+If none of the supplied @var{id}s is a child of the shell,
+or if no arguments are supplied and the shell has no unwaited-for children,
+the exit status is 127.
+
+If the @option{-p} option is supplied, the process or job identifier
+of the job for which the exit status is returned is assigned to the
+variable @var{varname} named by the option argument.
The variable will be unset initially, before any assignment.
This is useful only when the @option{-n} option is supplied.
+
Supplying the @option{-f} option, when job control is enabled,
-forces @code{wait} to wait for each @var{pid} or @var{jobspec} to
-terminate before returning its status, instead of returning when it changes
-status.
-If neither @var{jobspec} nor @var{pid} specifies an active child process
-of the shell, the return status is 127.
-If @code{wait} is interrupted by a signal, the return status will be greater
+forces @code{wait} to wait for each @var{id} to terminate before
+returning its status, instead of returning when it changes status.
+
+If none of the @var{id}s specify one of the shell's an active child
+processes, the return status is 127.
+If @code{wait} is interrupted by a signal,
+any @var{varname} will remain unset,
+and the return status will be greater
than 128, as described above (@pxref{Signals}).
-Otherwise, the return status is the exit status
-of the last process or job waited for.
+Otherwise, the return status is the exit status of the last @var{id}.
@item disown
@btindex disown
a\bau\but\bto\boc\bcd\bd If set, a command name that is the name of a directory
is executed as if it were the argument to the c\bcd\bd com-
mand. This option is only used by interactive shells.
+ b\bba\bas\bsh\bh_\b_s\bso\bou\bur\brc\bce\be_\b_f\bfu\bul\bll\blp\bpa\bat\bth\bh
+ If set, filenames added to the B\bBA\bAS\bSH\bH_\b_S\bSO\bOU\bUR\bRC\bCE\bE array vari-
+ able are converted to full pathnames (see S\bSh\bhe\bel\bll\bl V\bVa\bar\bri\bi-\b-
+ a\bab\bbl\ble\bes\bs above).
c\bcd\bda\bab\bbl\ble\be_\b_v\bva\bar\brs\bs
If set, an argument to the c\bcd\bd builtin command that is
not a directory is assumed to be the name of a variable
Copyright (C) 1988-2024 Free Software Foundation, Inc.
@end ignore
-@set LASTCHANGE Tue Jul 2 14:29:06 EDT 2024
+@set LASTCHANGE Mon Jul 29 11:20:04 EDT 2024
@set EDITION 5.3
@set VERSION 5.3
-@set UPDATED 2 July 2024
+@set UPDATED 29 July 2024
@set UPDATED-MONTH July 2024
#if defined (PROCESS_SUBSTITUTION)
# if defined (JOB_CONTROL)
procsub_clear ();
- last_procsub_child = 0;
# endif
clear_fifo_list (); /* XXX- we haven't created any FIFOs */
#endif
#if 1
#if defined (PROCESS_SUBSTITUTION) && defined (JOB_CONTROL)
if (user_subshell && command->type == cm_subshell)
- {
- procsub_clear ();
- last_procsub_child = 0;
- }
+ procsub_clear ();
#endif
#endif
}
sfile = shell_fn ? shell_fn->source_file : "";
array_push ((ARRAY *)funcname_a, this_shell_function->name);
- array_push ((ARRAY *)bash_source_a, sfile);
+ push_source ((ARRAY *)bash_source_a, sfile);
lineno = GET_LINE_NUMBER ();
t = itos (lineno);
array_push ((ARRAY *)bash_lineno_a, t);
pathdata(item)->flags = 0;
if (check_dot)
pathdata(item)->flags |= HASH_CHKDOT;
- if (*full_path != '/')
+ if (RELPATH (full_path))
pathdata(item)->flags |= HASH_RELPATH;
item->times_found = found;
}
}
#if defined (PROCESS_SUBSTITUTION)
+# if defined (WAIT_WAITS_FOR_ALL_PROCSUBS)
+ procsub_waitall ();
+# else
if (last_procsub_child && last_procsub_child->pid != NO_PID && last_procsub_child->pid == last_asynchronous_pid)
procsub_waitpid (last_procsub_child->pid);
+# endif
delete_procsubs (); /* closes fds or unlinks fifos */
#endif
/* If we're waiting for specific pids, skip over ones we're not interested in. */
if ((flags & JWAIT_WAITING) && (p->flags & PROC_WAITING) == 0)
continue;
-#if 0
+#if defined (WAIT_N_WAITS_FOR_LAST_PROCSUB)
/* If we want to restrict wait -n without pid arguments to only wait
for last_procsub_child->pid, uncomment this. */
if ((flags & JWAIT_WAITING) == 0 && p != last_procsub_child)
/* During tokenization, if this character is seen as the first character
of a word, then it, and all subsequent characters up to a newline are
- ignored. For a Bourne shell, this should be '#'. Bash special cases
- the interactive comment character to not be a comment delimiter. */
+ ignored. For a Bourne shell, this should be '#'. */
char history_comment_char = '\0';
/* The list of characters which inhibit the expansion of text if found
/* We assume that last_procsub_child->next == last_procsub_child because
of how jobs.c:add_process() works. */
last_procsub_child->next = 0;
+ last_procsub_pid = last_procsub_child->pid;
procsub_add (last_procsub_child);
#endif
by initialize_variables (). */
int shell_level = 0;
+/* If non-zero, each element of BASH_SOURCE contains a full pathnames */
+int bash_source_fullpath = 0;
+
/* An array which is passed to commands as their environment. It is
manufactured from the union of the initial environment and the
shell variables that are marked for export. */
/* Follow posix rules for importing PWD */
if (temp_var && imported_p (temp_var) &&
(temp_string = value_cell (temp_var)) &&
- temp_string[0] == '/' &&
+ ABSPATH (temp_string) &&
same_file (temp_string, ".", (struct stat *)NULL, (struct stat *)NULL))
{
current_dir = sh_canonpath (temp_string, PATH_CHECKDOTDOT|PATH_CHECKEXISTS);
if (restricted)
{
- if (strchr (value, '/'))
+ if (absolute_program (value))
{
sh_restricted (value);
return (SHELL_VAR *)NULL;
void
push_source (ARRAY *a, char *filename)
{
- array_push (a, filename);
+ char *fn;
+ char pathname[PATH_MAX];
+
+ if (bash_source_fullpath)
+ {
+ if ((fn = sh_realpath (filename, pathname)) == 0)
+ fn = filename;
+ }
+ else
+ fn = filename;
+
+ array_push (a, fn);
}
#endif
projects / thirdparty / bash.git / commitdiff
