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commit bash-20160527 snapshot

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Chet Ramey
2016-05-31 11:18:22 -04:00
parent bddda3d2e1
commit 80df5e5041
15 changed files with 490 additions and 60 deletions
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doc/bashref.texi
+3 -2
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@@ -1518,7 +1518,8 @@ A variable can be assigned the @var{nameref} attribute using the
to create a @var{nameref}, or a reference to another variable.
This allows variables to be manipulated indirectly.
Whenever the nameref variable is referenced, assigned to, unset, or has
its attributes modified (other than the nameref attribute itself), the
its attributes modified (other than using or changing the nameref
attribute itself), the
operation is actually performed on the variable specified by the nameref
variable's value.
A nameref is commonly used within shell functions to refer to a variable
@@ -4052,7 +4053,7 @@ Give each @var{name} the @var{nameref} attribute, making
it a name reference to another variable.
That other variable is defined by the value of @var{name}.
All references, assignments, and attribute modifications
to @var{name}, except for changing the
to @var{name}, except for those using or changing the
@option{-n} attribute itself, are performed on the variable referenced by
@var{name}'s value.
The nameref attribute cannot be applied to array variables.