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commit bash-20101025 snapshot

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Chet Ramey
2011-12-12 22:09:11 -05:00
parent bf19c529dd
commit e05be32def
90 changed files with 29015 additions and 6199 deletions
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doc/bashref.texi
+6 -13
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@@ -1717,7 +1717,7 @@ Bash uses the value of the variable formed from the rest of
expanded and that value is used in the rest of the substitution, rather
than the value of @var{parameter} itself.
This is known as @code{indirect expansion}.
The exceptions to this are the expansions of $@{!@var{prefix}@*}
The exceptions to this are the expansions of $@{!@var{prefix}@*@}
and $@{!@var{name}[@@]@}
described below.
The exclamation point must immediately follow the left brace in order to
@@ -6694,14 +6694,6 @@ the @sc{posix} standard, and include things like passing incorrect options,
redirection errors, variable assignment errors for assignments preceding
the command name, and so on.
@item
If @env{CDPATH} is set, the @code{cd} builtin will not implicitly
append the current directory to it. This means that @code{cd} will
fail if no valid directory name can be constructed from
any of the entries in @env{$CDPATH}, even if the a directory with
the same name as the name given as an argument to @code{cd} exists
in the current directory.
@item
A non-interactive shell exits with an error status if a variable
assignment error occurs when no command name follows the assignment
@@ -6709,6 +6701,11 @@ statements.
A variable assignment error occurs, for example, when trying to assign
a value to a readonly variable.
@item
A non-interactive shell exists with an error status if a variable
assignment error occurs in an assignment statement preceding a special
builtin, but not with any other simple command.
@item
A non-interactive shell exits with an error status if the iteration
variable in a @code{for} statement or the selection variable in a
@@ -6774,10 +6771,6 @@ constructed from @code{$PWD} and the directory name supplied as an argument
does not refer to an existing directory, @code{cd} will fail instead of
falling back to @var{physical} mode.
@item
When the @code{pwd} builtin is supplied the @option{-P} option, it resets
@code{$PWD} to a pathname containing no symlinks.
@item
The @code{pwd} builtin verifies that the value it prints is the same as the
current directory, even if it is not asked to check the file system with the