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fix obscure macOS issue where the Apple locale is set to something setlocale(3) doesn't understand; don't source .bash_logout if the shell is running setuid; fix for macOS issue with pipe size throttling and here-documents

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This commit is contained in:
Chet Ramey
2026-07-14 09:29:04 -04:00
parent 0e16a4e4b1
commit 03e7298d1e
24 changed files with 2806 additions and 2336 deletions
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doc/bash.1
+21 -13
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@@ -5,7 +5,7 @@
.\" Case Western Reserve University
.\" chet.ramey@case.edu
.\"
.\" Last Change: Mon May 18 11:35:35 EDT 2026
.\" Last Change: Thu Jul 9 09:19:19 EDT 2026
.\"
.\" For bash_builtins, strip all but "SHELL BUILTIN COMMANDS" section
.\" For rbash, strip all but "RESTRICTED SHELL" section
@@ -22,7 +22,7 @@
.ds zX \" empty
.if \n(zZ=1 .ig zZ
.if \n(zY=1 .ig zY
.TH BASH 1 "2026 May 18" "GNU Bash 5.3"
.TH BASH 1 "2026 July 1" "GNU Bash 5.3"
.\"
.ie \n(.g \{\
.ds ' \(aq
@@ -539,8 +539,12 @@ but neither
or allow them to be specified.
.PP
If the shell is started with the effective user (group) id not equal to the
real user (group) id, and the \fB\-p\fP option is not supplied, no startup
files are read, shell functions are not inherited from the environment, the
real user (group) id,
and the \fB\-p\fP option is not supplied,
bash does not attempt to read any startup files or
.FN \*~/.bash_logout ,
does not inherit shell functions from the environment,
ignores the
.SM
.BR SHELLOPTS ,
.SM
@@ -550,8 +554,8 @@ files are read, shell functions are not inherited from the environment, the
and
.SM
.B GLOBIGNORE
variables, if they appear in the environment, are ignored,
and the effective user id is set to the real user id.
variables, if they appear in the environment,
and sets the effective user id to the real user id.
If the \fB\-p\fP option is supplied at invocation, the startup behavior is
the same, but \fBbash\fP does not reset the effective user id.
.SH DEFINITIONS
@@ -7787,7 +7791,7 @@ the previous command.
Once the argument \fIn\fP is computed,
this uses the history expansion facilities to extract the
\fIn\fPth word, as if the
.Q !\fIn\fP
.Q !!:\fIn\fP
history expansion had been specified.
.TP
.B
@@ -11853,14 +11857,16 @@ on the standard output.
.B \-p
Turn on
.I privileged
mode. In this mode, the shell does not read the
mode.
In this mode, the shell does not read the
.SM
.B $ENV
and
.SM
.B $BASH_ENV
files, shell functions are not inherited from the
environment, and the
files,
does not inherit shell functions from the environment,
and ignores the
.SM
.BR SHELLOPTS ,
.SM
@@ -11870,10 +11876,12 @@ environment, and the
and
.SM
.B GLOBIGNORE
variables, if they appear in the environment, are ignored.
variables, if they appear in the environment.
If the shell is started with the effective user (group) id not equal to the
real user (group) id, and the \fB\-p\fP option is not supplied, these actions
are taken and the effective user id is set to the real user id.
real user (group) id,
and the \fB\-p\fP option is not supplied,
these actions are taken and the effective user id is set to the real user id
(see \fBINVOCATION\fP above for more details).
If the \fB\-p\fP option is supplied at startup, the effective user id is
not reset.
Turning this option off causes the effective user