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commit bash-20200504 snapshot

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Chet Ramey
2020-05-08 14:19:57 -04:00
parent e33aa28191
commit fc94d47412
30 changed files with 3799 additions and 162 deletions
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doc/bashref.texi
+6 -1
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@@ -4540,6 +4540,11 @@ This is an exception to the usual @code{printf} behavior.
@end table
@noindent
The %b, %q, and %T directives all use the field width and precision
arguments from the format specification and write that many bytes from
(or use that wide a field for) the expanded argument, which usually
contains more characters than the original.
Arguments to non-string format specifiers are treated as C language constants,
except that a leading plus or minus sign is allowed, and if the leading
character is a single or double quote, the value is the ASCII value of
@@ -5695,7 +5700,7 @@ variables for controlling the job control facilities
@item _
@vindex $_
($_, an underscore.)
At shell startup, set to the absolute pathname used to invoke the
At shell startup, set to the pathname used to invoke the
shell or shell script being executed as passed in the environment
or argument list.
Subsequently, expands to the last argument to the previous simple