[Emacs-diffs] emacs-26 6b88f78 2/2: Don't error when turning on Flymake with no known backends

[Jo�o T�vora]

branch: emacs-26
commit 6b88f78aa1bcda78793f0254a34a9cc099e7ba72
Author: João Távora <address@hidden>
Commit: João Távora <address@hidden>

    Don't error when turning on Flymake with no known backends
    
    Leave it to the mode line indicator to inform the user that there
    is still some configuration to do.
    
    * lisp/progmodes/flymake.el (flymake-mode): Simplify.
---
 lisp/progmodes/flymake.el | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/lisp/progmodes/flymake.el b/lisp/progmodes/flymake.el
index f61face..ebd5a1e 100644
--- a/lisp/progmodes/flymake.el
+++ b/lisp/progmodes/flymake.el
@@ -708,18 +708,14 @@ Interactively, with a prefix arg, FORCE is t."
   (cond
    ;; Turning the mode ON.
    (flymake-mode
-    (cond
-     ((not flymake-diagnostic-functions)
-      (flymake-error "No backends to check buffer %s" (buffer-name)))
-     (t
-      (add-hook 'after-change-functions 'flymake-after-change-function nil t)
-      (add-hook 'after-save-hook 'flymake-after-save-hook nil t)
-      (add-hook 'kill-buffer-hook 'flymake-kill-buffer-hook nil t)
-
-      (setq flymake--backend-state (make-hash-table))
-
-      (when flymake-start-syntax-check-on-find-file
-        (flymake-start)))))
+    (add-hook 'after-change-functions 'flymake-after-change-function nil t)
+    (add-hook 'after-save-hook 'flymake-after-save-hook nil t)
+    (add-hook 'kill-buffer-hook 'flymake-kill-buffer-hook nil t)
+
+    (setq flymake--backend-state (make-hash-table))
+
+    (when flymake-start-syntax-check-on-find-file
+      (flymake-start)))
 
    ;; Turning the mode OFF.
    (t