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(byte-compile-from-buffer): Display a big fat warning for old style backquotes.

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This commit is contained in:
Stefan Monnier 2007-08-22 16:08:42 +00:00
parent 5aa273b0a6
commit ff11045092
3 changed files with 11 additions and 2 deletions
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8
lisp/emacs-lisp/bytecomp.el
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@ -1821,6 +1821,7 @@ With argument, insert value in current buffer after the form."
;; new in Emacs 22.1.
(read-with-symbol-positions inbuffer)
(read-symbol-positions-list nil)
(old-style-backquotes nil)
;; #### This is bound in b-c-close-variables.
;; (byte-compile-warnings (if (eq byte-compile-warnings t)
;; byte-compile-warning-types
@ -1865,7 +1866,12 @@ With argument, insert value in current buffer after the form."
;; Make warnings about unresolved functions
;; give the end of the file as their position.
(setq byte-compile-last-position (point-max))
(byte-compile-warn-about-unresolved-functions))
(byte-compile-warn-about-unresolved-functions)
;; Warn about the use of old-style backquotes.
(when old-style-backquotes
(byte-compile-warn "!! The file uses old-style backquotes !!
This functionality has been obsolete for more than 10 years already
and will be removed soon. See (elisp)Backquote in the manual.")))
;; Fix up the header at the front of the output
;; if the buffer contains multibyte characters.
(and filename (byte-compile-fix-header filename inbuffer outbuffer))))