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commit bash-20091008 snapshot

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Chet Ramey
2011-12-08 20:17:16 -05:00
parent 176b12eef0
commit 08e72d7a58
82 changed files with 30994 additions and 11428 deletions
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doc/bashref.texi
+9 -3
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@@ -1608,7 +1608,7 @@ or when @var{parameter}
is followed by a character that is not to be
interpreted as part of its name.
If the first character of @var{parameter} is an exclamation point,
If the first character of @var{parameter} is an exclamation point (!),
a level of variable indirection is introduced.
Bash uses the value of the variable formed from the rest of
@var{parameter} as the name of the variable; this variable is then
@@ -3719,7 +3719,7 @@ non-zero on failure.
@item read
@btindex read
@example
read [-ers] [-a @var{aname}] [-d @var{delim}] [-i @var{text}] [-n @var{nchars}] [-p @var{prompt}] [-t @var{timeout}] [-u @var{fd}] [@var{name} @dots{}]
read [-ers] [-a @var{aname}] [-d @var{delim}] [-i @var{text}] [-n @var{nchars}] [-N @var{nchars}] [-p @var{prompt}] [-t @var{timeout}] [-u @var{fd}] [@var{name} @dots{}]
@end example
One line is read from the standard input, or from the file descriptor
@var{fd} supplied as an argument to the @option{-u} option, and the first word
@@ -3762,7 +3762,13 @@ the editing buffer before editing begins.
@item -n @var{nchars}
@code{read} returns after reading @var{nchars} characters rather than
waiting for a complete line of input.
waiting for a complete line of input, but honor a delimiter if fewer
than @var{nchars} characters are read before the delimiter.
@item -N @var{nchars}
@code{read} returns after reading exactly @var{nchars} characters rather
than waiting for a complete line of input, unless EOF is encountered or
@code{read} times out. Any delimiter is ignored.
@item -p @var{prompt}
Display @var{prompt}, without a trailing newline, before attempting