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commit bash-20160401 snapshot

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Chet Ramey
2016-04-07 11:40:23 -04:00
parent b78207dd0c
commit b729dac1c8
28 changed files with 7103 additions and 6761 deletions
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doc/bashref.texi
+6 -2
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@@ -6754,8 +6754,8 @@ may be positive or negative integers.
@cindex arithmetic evaluation
The shell allows arithmetic expressions to be evaluated, as one of
the shell expansions or by the @code{let} and the @option{-i} option
to the @code{declare} builtins.
the shell expansions or by using the @code{((} compound command, the
@code{let} builtin, or the @option{-i} option to the @code{declare} builtin.
Evaluation is done in fixed-width integers with no check for overflow,
though division by 0 is trapped and flagged as an error.
@@ -7568,6 +7568,10 @@ has been set.
If Bash receives a trapped signal while executing @code{read}, the trap
handler executes and @code{read} returns an exit status greater than 128.
@item
Bash removes an exited background process's status from the list of such
statuses after the @code{wait} builtin is used to obtain it.
@end enumerate
There is other @sc{posix} behavior that Bash does not implement by