Commit 4532def3 authored by Michael Albinus's avatar Michael Albinus

; Remove instrumentation for Bug#32226

parent 6a7c84d0
......@@ -5078,29 +5078,19 @@ Before and after saving the buffer, this function runs
(set-visited-file-name filename)))
;; Support VC version backups.
(vc-before-save)
;; We are hunting a nasty error, which happens on hydra.
;; Adding traces might help.
(if (getenv "BUG_32226") (message "BUG_32226"))
(or (run-hook-with-args-until-success 'local-write-file-hooks)
(run-hook-with-args-until-success 'write-file-functions)
(progn
(if (getenv "BUG_32226")
(message "BUG_32226 %s" buffer-file-name))
nil)
;; If a hook returned t, file is already "written".
;; Otherwise, write it the usual way now.
(let ((dir (file-name-directory
(expand-file-name buffer-file-name))))
(if (getenv "BUG_32226") (message "BUG_32226 %s" dir))
(unless (file-exists-p dir)
(if (y-or-n-p
(format-message
"Directory `%s' does not exist; create? " dir))
(make-directory dir t)
(error "Canceled")))
(if (getenv "BUG_32226") (message "BUG_32226 %s" dir))
(setq setmodes (basic-save-buffer-1)))))
(if (getenv "BUG_32226") (message "BUG_32226"))
;; Now we have saved the current buffer. Let's make sure
;; that buffer-file-coding-system is fixed to what
;; actually used for saving by binding it locally.
......@@ -5147,7 +5137,6 @@ Before and after saving the buffer, this function runs
;; backup-buffer.
(defun basic-save-buffer-2 ()
(let (tempsetmodes setmodes)
(if (getenv "BUG_32226") (message "BUG_32226 %s" 1))
(if (not (file-writable-p buffer-file-name))
(let ((dir (file-name-directory buffer-file-name)))
(if (not (file-directory-p dir))
......@@ -5163,12 +5152,10 @@ Before and after saving the buffer, this function runs
buffer-file-name)))
(setq tempsetmodes t)
(error "Attempt to save to a file which you aren't allowed to write"))))))
(if (getenv "BUG_32226") (message "BUG_32226 %s" 2))
(or buffer-backed-up
(setq setmodes (backup-buffer)))
(let* ((dir (file-name-directory buffer-file-name))
(dir-writable (file-writable-p dir)))
(if (getenv "BUG_32226") (message "BUG_32226 %s" 3))
(if (or (and file-precious-flag dir-writable)
(and break-hardlink-on-save
(file-exists-p buffer-file-name)
......@@ -5186,7 +5173,6 @@ Before and after saving the buffer, this function runs
;; Create temp files with strict access rights. It's easy to
;; loosen them later, whereas it's impossible to close the
;; time-window of loose permissions otherwise.
(if (getenv "BUG_32226") (message "BUG_32226 %s" 4))
(condition-case err
(progn
(clear-visited-file-modtime)
......@@ -5204,7 +5190,6 @@ Before and after saving the buffer, this function runs
;; If we failed, restore the buffer's modtime.
(error (set-visited-file-modtime old-modtime)
(signal (car err) (cdr err))))
(if (getenv "BUG_32226") (message "BUG_32226 %s" 5))
;; Since we have created an entirely new file,
;; make sure it gets the right permission bits set.
(setq setmodes (or setmodes
......@@ -5214,13 +5199,11 @@ Before and after saving the buffer, this function runs
buffer-file-name)))
;; We succeeded in writing the temp file,
;; so rename it.
(if (getenv "BUG_32226") (message "BUG_32226 %s" 6))
(rename-file tempname buffer-file-name t))
;; If file not writable, see if we can make it writable
;; temporarily while we write it.
;; But no need to do so if we have just backed it up
;; (setmodes is set) because that says we're superseding.
(if (getenv "BUG_32226") (message "BUG_32226 %s" 7))
(cond ((and tempsetmodes (not setmodes))
;; Change the mode back, after writing.
(setq setmodes (list (file-modes buffer-file-name)
......@@ -5234,7 +5217,6 @@ Before and after saving the buffer, this function runs
(nth 1 setmodes)))
(set-file-modes buffer-file-name
(logior (car setmodes) 128))))))
(if (getenv "BUG_32226") (message "BUG_32226 %s %s %s" 8 buffer-file-name buffer-file-truename))
(let (success)
(unwind-protect
(progn
......@@ -5243,16 +5225,13 @@ Before and after saving the buffer, this function runs
;; write-region-annotate-functions may make use of it.
(write-region nil nil
buffer-file-name nil t buffer-file-truename)
(if (getenv "BUG_32226") (message "BUG_32226 %s" 9))
(when save-silently (message nil))
(setq success t))
;; If we get an error writing the new file, and we made
;; the backup by renaming, undo the backing-up.
(if (getenv "BUG_32226") (message "BUG_32226 %s %s %s" 10 (nth 2 setmodes) buffer-file-name))
(and setmodes (not success)
(progn
(rename-file (nth 2 setmodes) buffer-file-name t)
(if (getenv "BUG_32226") (message "BUG_32226 %s" 11))
(setq buffer-backed-up nil))))))
setmodes))
......
......@@ -628,26 +628,17 @@ Consider them as regular expressions if third arg REGEXP is true."
(defun shadow-add-to-todo ()
"If current buffer has shadows, add them to the list needing to be copied."
(message "shadow-add-to-todo 1 %s" (current-buffer))
(message "shadow-add-to-todo 2 %s" (buffer-file-name))
(message "shadow-add-to-todo 3 %s" (shadow-expand-file-name (buffer-file-name (current-buffer))))
(message "shadow-add-to-todo 4 %s" (shadow-shadows-of (shadow-expand-file-name (buffer-file-name (current-buffer)))))
(let ((shadows (shadow-shadows-of
(shadow-expand-file-name
(buffer-file-name (current-buffer))))))
(when shadows
(message "shadow-add-to-todo 5 %s" shadows)
(message "shadow-add-to-todo 6 %s" shadow-files-to-copy)
(message "shadow-add-to-todo 7 %s" (shadow-union shadows shadow-files-to-copy))
(setq shadow-files-to-copy
(shadow-union shadows shadow-files-to-copy))
(when (not shadow-inhibit-message)
(message "%s" (substitute-command-keys
"Use \\[shadow-copy-files] to update shadows."))
(sit-for 1))
(message "shadow-add-to-todo 8")
(shadow-write-todo-file)
(message "shadow-add-to-todo 9")))
(shadow-write-todo-file)))
nil) ; Return nil for write-file-functions
(defun shadow-remove-from-todo (pair)
......@@ -714,26 +705,18 @@ defined, the old hashtable info is invalid."
"Write out information to `shadow-todo-file'.
With non-nil argument also saves the buffer."
(save-excursion
(message "shadow-write-todo-file 1 %s" shadow-todo-buffer)
(if (not shadow-todo-buffer)
(setq shadow-todo-buffer (find-file-noselect shadow-todo-file)))
(message "shadow-write-todo-file 2 %s" shadow-todo-buffer)
(set-buffer shadow-todo-buffer)
(message "shadow-write-todo-file 3 %s" shadow-todo-buffer)
(setq buffer-read-only nil)
(delete-region (point-min) (point-max))
(message "shadow-write-todo-file 4 %s" shadow-todo-buffer)
(shadow-insert-var 'shadow-files-to-copy)
(message "shadow-write-todo-file 5 %s" save)
(if save (shadow-save-todo-file))
(message "shadow-write-todo-file 6 %s" save)))
(if save (shadow-save-todo-file))))
(defun shadow-save-todo-file ()
(message "shadow-save-todo-file 1 %s" shadow-todo-buffer)
(if (and shadow-todo-buffer (buffer-modified-p shadow-todo-buffer))
(with-current-buffer shadow-todo-buffer
(message "shadow-save-todo-file 2 %s" shadow-todo-buffer)
(condition-case nil ; have to continue even in case of
(condition-case nil ; have to continue even in case of
(basic-save-buffer) ; error, otherwise kill-emacs might
(error ; not work!
(message "WARNING: Can't save shadow todo file; it is locked!")
......
......@@ -726,26 +726,13 @@ guaranteed by the originator of a cluster definition."
shadow-files-to-copy
cluster1 cluster2 primary regexp file)
(unwind-protect
(condition-case err
(progn
(require 'trace)
(dolist (elt (all-completions "shadow-" obarray 'functionp))
(trace-function-background (intern elt)))
(dolist (elt (all-completions "tramp-" obarray 'functionp))
(trace-function-background (intern elt)))
(trace-function-background 'save-buffer)
(trace-function-background 'basic-save-buffer)
(trace-function-background 'basic-save-buffer-1)
(trace-function-background 'basic-save-buffer-2)
(dolist (elt write-file-functions)
(trace-function-background elt))
;; Cleanup.
(when (file-exists-p shadow-info-file)
(delete-file shadow-info-file))
(when (file-exists-p shadow-todo-file)
(delete-file shadow-todo-file))
(message "Point 1")
;; Define clusters.
(setq cluster1 "cluster1"
primary shadow-system-name
......@@ -758,7 +745,6 @@ guaranteed by the originator of a cluster definition."
regexp (shadow-regexp-superquote primary))
(shadow-set-cluster cluster2 primary regexp)
(message "Point 2")
;; Define a literal group.
(setq file
(make-temp-name
......@@ -766,38 +752,21 @@ guaranteed by the originator of a cluster definition."
shadow-literal-groups
`((,(concat "/cluster1:" file) ,(concat "/cluster2:" file))))
(message "Point 3")
;; Save file from "cluster1" definition.
(with-temp-buffer
(set-visited-file-name file)
(insert "foo")
(save-buffer))
(message "%s" file)
(message "%s" (shadow-contract-file-name (concat "/cluster2:" file)))
(message "%s" shadow-files-to-copy)
(should
(member
(cons file (shadow-contract-file-name (concat "/cluster2:" file)))
shadow-files-to-copy))
(message "Point 4")
;; Save file from "cluster2" definition.
(with-temp-buffer
(message "Point 4.1")
(message "%s" file)
(message "%s" (shadow-site-primary cluster2))
(set-visited-file-name (concat (shadow-site-primary cluster2) file))
(message "Point 4.2")
(insert "foo")
(message "%s" buffer-file-name)
(message "%s" write-file-functions)
(setenv "BUG_32226" "1")
(save-buffer))
(setenv "BUG_32226")
(message "Point 4.3")
(message "%s" (shadow-site-primary cluster2))
(message "%s" (shadow-contract-file-name (concat "/cluster1:" file)))
(message "%s" shadow-files-to-copy)
(should
(member
(cons
......@@ -805,7 +774,6 @@ guaranteed by the originator of a cluster definition."
(shadow-contract-file-name (concat "/cluster1:" file)))
shadow-files-to-copy))
(message "Point 5")
;; Define a regexp group.
(setq shadow-files-to-copy nil
shadow-regexp-groups
......@@ -814,7 +782,6 @@ guaranteed by the originator of a cluster definition."
,(concat (shadow-site-primary cluster2)
(shadow-regexp-superquote file)))))
(message "Point 6")
;; Save file from "cluster1" definition.
(with-temp-buffer
(set-visited-file-name file)
......@@ -825,7 +792,6 @@ guaranteed by the originator of a cluster definition."
(cons file (shadow-contract-file-name (concat "/cluster2:" file)))
shadow-files-to-copy))
(message "Point 7")
;; Save file from "cluster2" definition.
(with-temp-buffer
(set-visited-file-name (concat (shadow-site-primary cluster2) file))
......@@ -837,11 +803,6 @@ guaranteed by the originator of a cluster definition."
(concat (shadow-site-primary cluster2) file)
(shadow-contract-file-name (concat "/cluster1:" file)))
shadow-files-to-copy)))
(error (message "Error: %s" err) (signal (car err) (cdr err))))
(setenv "BUG_32226")
(untrace-all)
(message "%s" (with-current-buffer trace-buffer (buffer-string)))
;; Cleanup.
(when (file-exists-p shadow-info-file)
......@@ -859,6 +820,7 @@ guaranteed by the originator of a cluster definition."
"Check that needed shadow files are copied."
(skip-unless (not (memq system-type '(windows-nt ms-dos))))
(skip-unless (file-remote-p shadow-test-remote-temporary-file-directory))
(skip-unless (file-writable-p shadow-test-remote-temporary-file-directory))
(let ((backup-inhibited t)
(shadow-info-file shadow-test-info-file)
......
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