From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 20 Jan 2018 07:48:22 +0000 (+0200)
Subject: Revert "Fix tempfile creation when byte compiling"
X-Git-Tag: emacs-26.1-rc1~340
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=b603affa1fdd6c85cb5513dcc9606fd0b82567f2;p=emacs.git

Revert "Fix tempfile creation when byte compiling"

This reverts commit 4fd446e9f65e5531b18d4a0c5e08a6eeabc292d8:
* lisp/emacs-lisp/bytecomp.el (byte-compile-file):
Put tempfile next to the target file, as was the original intent.
---

diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index f6d259ba9da..700a7c16b58 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -1933,7 +1933,17 @@ The value is non-nil if there were no errors, nil if errors."
 		       ;; parallel bootstrap), it does not risk getting a
 		       ;; half-finished file.  (Bug#4196)
 		       (tempfile
-			(make-temp-file (expand-file-name target-file)))
+                        (if (file-name-absolute-p target-file)
+                            (make-temp-file target-file)
+                          ;; If target-file is relative and includes
+                          ;; leading directories, make-temp-file will
+                          ;; assume those leading directories exist
+                          ;; under temporary-file-directory, which might
+                          ;; not be true.  So strip leading directories
+                          ;; from relative file names before calling
+                          ;; make-temp-file.
+                          (make-temp-file
+                           (file-name-nondirectory target-file))))
 		       (default-modes (default-file-modes))
 		       (temp-modes (logand default-modes #o600))
 		       (desired-modes (logand default-modes #o666))