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(shell-command-on-region): New arg DISPLAY-ERROR-BUFFER

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controls whether to display the error buffer.
This commit is contained in:
Richard M. Stallman 2004-08-22 16:59:57 +00:00
parent 3e621022a9
commit 63619f4233
1 changed files with 11 additions and 7 deletions
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18
lisp/simple.el
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@ -1628,7 +1628,7 @@ and only used if a buffer is displayed."
(defun shell-command-on-region (start end command
&optional output-buffer replace
error-buffer)
error-buffer display-error-buffer)
"Execute string COMMAND in inferior shell with region as input.
Normally display output (if any) in temp buffer `*Shell Command Output*';
Prefix arg means replace the region with it. Return the exit code of
@ -1641,10 +1641,10 @@ is encoded in the same coding system that will be used to save the file,
`buffer-file-coding-system'. If the output is going to replace the region,
then it is decoded from that same coding system.
The noninteractive arguments are START, END, COMMAND, OUTPUT-BUFFER,
REPLACE, ERROR-BUFFER. Noninteractive callers can specify coding
systems by binding `coding-system-for-read' and
`coding-system-for-write'.
The noninteractive arguments are START, END, COMMAND,
OUTPUT-BUFFER, REPLACE, ERROR-BUFFER, and DISPLAY-ERROR-BUFFER.
Noninteractive callers can specify coding systems by binding
`coding-system-for-read' and `coding-system-for-write'.
If the command generates output, the output may be displayed
in the echo area or in a buffer.
@ -1674,6 +1674,8 @@ around it.
If optional sixth argument ERROR-BUFFER is non-nil, it is a buffer
or buffer name to which to direct the command's standard error output.
If it is nil, error output is mingled with regular output.
If DISPLAY-ERROR-BUFFER is non-nil, display the error buffer if there
were any errors. (This is always t, interactively.)
In an interactive call, the variable `shell-command-default-error-buffer'
specifies the value of ERROR-BUFFER."
(interactive (let (string)
@ -1691,7 +1693,8 @@ specifies the value of ERROR-BUFFER."
string
current-prefix-arg
current-prefix-arg
shell-command-default-error-buffer)))
shell-command-default-error-buffer
t)))
(let ((error-file
(if error-buffer
(make-temp-file
@ -1800,7 +1803,8 @@ specifies the value of ERROR-BUFFER."
(format-insert-file error-file nil)
;; Put point after the inserted errors.
(goto-char (- (point-max) pos-from-end)))
(display-buffer (current-buffer))))
(and display-error-buffer
(display-buffer (current-buffer)))))
(delete-file error-file))
exit-status))