From: Michael Albinus <michael.albinus@gmx.de>
Date: Fri, 29 Jan 2021 08:44:31 +0000 (+0100)
Subject: Fix Bug#45518 in compile.el
X-Git-Tag: emacs-28.0.90~4046
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=4ce5646d592c8d998d066d56108e6dd92372e22b;p=emacs.git

Fix Bug#45518 in compile.el

* lisp/progmodes/compile.el (compilation-get-file-structure):
Avoid call of `file-truename' for remote files.  (Bug#45518)
---

diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
index 94e4f3c6fa7..2c1e6ff52ec 100644
--- a/lisp/progmodes/compile.el
+++ b/lisp/progmodes/compile.el
@@ -3041,7 +3041,12 @@ TRUE-DIRNAME is the `file-truename' of DIRNAME, if given."
 	    ;; Get the specified directory from FILE.
 	    (spec-directory
              (if (cdr file)
-		 (file-truename (concat comint-file-name-prefix (cdr file))))))
+                 ;; This function is active in `compilation-filter'.
+                 ;; There could be problems to call `file-truename'
+                 ;; for remote compilation processes.
+		 (if (file-remote-p default-directory)
+		     (concat comint-file-name-prefix (cdr file))
+		   (file-truename (concat comint-file-name-prefix (cdr file)))))))
 
 	;; Check for a comint-file-name-prefix and prepend it if appropriate.
 	;; (This is very useful for compilation-minor-mode in an rlogin-mode