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-rw-r--r--lisp/emacs-lisp/bytecomp.el39
1 files changed, 20 insertions, 19 deletions
diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index 175690af3e8..b6bb1d6ab90 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -1160,9 +1160,13 @@ Each function's symbol gets added to `byte-compile-noruntime-functions'."
(compilation-forget-errors)
pt))))
-;; Log a message STRING in `byte-compile-log-buffer'.
-;; Also log the current function and file if not already done.
(defun byte-compile-log-warning (string &optional fill level)
+ "Log a message STRING in `byte-compile-log-buffer'.
+Also log the current function and file if not already done. If
+FILL is non-nil, set `warning-fill-prefix' to four spaces. LEVEL
+is the warning level (`:warning' or `:error'). Do not call this
+function directly; use `byte-compile-warn' or
+`byte-compile-report-error' instead."
(let ((warning-prefix-function 'byte-compile-warning-prefix)
(warning-type-format "")
(warning-fill-prefix (if fill " ")))
@@ -1186,15 +1190,16 @@ Each function's symbol gets added to `byte-compile-noruntime-functions'."
(unless (and funcp (memq symbol byte-compile-not-obsolete-funcs))
(byte-compile-warn "%s" msg)))))
-(defun byte-compile-report-error (error-info)
+(defun byte-compile-report-error (error-info &optional fill)
"Report Lisp error in compilation.
ERROR-INFO is the error data, in the form of either (ERROR-SYMBOL . DATA)
-or STRING."
+or STRING. If FILL is non-nil, set ‘warning-fill-prefix’ to four spaces
+when printing the error message."
(setq byte-compiler-error-flag t)
(byte-compile-log-warning
(if (stringp error-info) error-info
(error-message-string error-info))
- nil :error))
+ fill :error))
;;; sanity-checking arglists
@@ -3025,9 +3030,8 @@ for symbols generated by the byte compiler itself."
(pcase (cdr form)
(`(',var . ,_)
(when (assq var byte-compile-lexical-variables)
- (byte-compile-log-warning
- (format-message "%s cannot use lexical var `%s'" fn var)
- nil :error)))))
+ (byte-compile-report-error
+ (format-message "%s cannot use lexical var `%s'" fn var))))))
(when (macroexp--const-symbol-p fn)
(byte-compile-warn "`%s' called as a function" fn))
(when (and (byte-compile-warning-enabled-p 'interactive-only)
@@ -3044,9 +3048,8 @@ for symbols generated by the byte compiler itself."
interactive-only))
(t "."))))
(if (eq (car-safe (symbol-function (car form))) 'macro)
- (byte-compile-log-warning
- (format "Forgot to expand macro %s in %S" (car form) form)
- nil :error))
+ (byte-compile-report-error
+ (format "Forgot to expand macro %s in %S" (car form) form)))
(if (and handler
;; Make sure that function exists.
(and (functionp handler)
@@ -3143,9 +3146,8 @@ for symbols generated by the byte compiler itself."
(dotimes (_ (- (/ (1+ fmax2) 2) alen))
(byte-compile-push-constant nil)))
((zerop (logand fmax2 1))
- (byte-compile-log-warning
- (format "Too many arguments for inlined function %S" form)
- nil :error)
+ (byte-compile-report-error
+ (format "Too many arguments for inlined function %S" form))
(byte-compile-discard (- alen (/ fmax2 2))))
(t
;; Turn &rest args into a list.
@@ -3755,10 +3757,9 @@ discarding."
(len (length args)))
(if (= (logand len 1) 1)
(progn
- (byte-compile-log-warning
+ (byte-compile-report-error
(format-message
- "missing value for `%S' at end of setq" (car (last args)))
- nil :error)
+ "missing value for `%S' at end of setq" (car (last args))))
(byte-compile-form
`(signal 'wrong-number-of-arguments '(setq ,len))
byte-compile--for-effect))
@@ -4028,8 +4029,8 @@ that suppresses all warnings during execution of BODY."
(progn
(mapc 'byte-compile-form (cdr form))
(byte-compile-out 'byte-call (length (cdr (cdr form)))))
- (byte-compile-log-warning
- (format-message "`funcall' called with no arguments") nil :error)
+ (byte-compile-report-error
+ (format-message "`funcall' called with no arguments"))
(byte-compile-form '(signal 'wrong-number-of-arguments '(funcall 0))
byte-compile--for-effect)))