Make do-after-load-evaluation check whether warnings are enabled.

* lisp/subr.el (do-after-load-evaluation): Heed
`byte-compile-warning-enabled-p', if defined.  This allows
suppressing the warning about packages being obsolete.

1 files changed, 21 insertions, 18 deletions

diff --git a/lisp/subr.el b/lisp/subr.el
index d505eb3917f..66568b795de 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -4442,25 +4442,28 @@ This function is called directly from the C code."
   (when (string-match-p "/obsolete/\\([^/]*\\)\\'" abs-file)
     ;; Maybe we should just use display-warning?  This seems yucky...
     (let* ((file (file-name-nondirectory abs-file))
-           (msg (format "Package %s is obsolete!"
-                        (substring file 0
-                                   (string-match "\\.elc?\\>" file)))))
+           (package (intern (substring file 0
+                                       (string-match "\\.elc?\\>" file))
+                            obarray))
+           (msg (format "Package %s is obsolete" package)))
       ;; Cribbed from cl--compiling-file.
-      (if (and (boundp 'byte-compile--outbuffer)
-               (bufferp (symbol-value 'byte-compile--outbuffer))
-               (equal (buffer-name (symbol-value 'byte-compile--outbuffer))
-                      " *Compiler Output*"))
-          ;; Don't warn about obsolete files using other obsolete files.
-          (unless (and (stringp byte-compile-current-file)
-                       (string-match-p "/obsolete/[^/]*\\'"
-                                       (expand-file-name
-                                        byte-compile-current-file
-                                        byte-compile-root-dir)))
-            (byte-compile-warn "%s" msg))
-        (run-with-timer 0 nil
-                        (lambda (msg)
-                          (message "%s" msg))
-                        msg))))
+      (when (or (not (fboundp 'byte-compile-warning-enabled-p))
+                (byte-compile-warning-enabled-p 'obsolete package))
+        (if (and (boundp 'byte-compile--outbuffer)
+                 (bufferp (symbol-value 'byte-compile--outbuffer))
+                 (equal (buffer-name (symbol-value 'byte-compile--outbuffer))
+                        " *Compiler Output*"))
+            ;; Don't warn about obsolete files using other obsolete files.
+            (unless (and (stringp byte-compile-current-file)
+                         (string-match-p "/obsolete/[^/]*\\'"
+                                         (expand-file-name
+                                          byte-compile-current-file
+                                          byte-compile-root-dir)))
+              (byte-compile-warn "%s" msg))
+          (run-with-timer 0 nil
+                          (lambda (msg)
+                            (message "%s" msg))
+                          msg)))))
 
   ;; Finally, run any other hook.
   (run-hook-with-args 'after-load-functions abs-file))