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author | Eric S. Raymond <esr@snark.thyrsus.com> | 2008-05-09 17:51:39 +0000 |
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committer | Eric S. Raymond <esr@snark.thyrsus.com> | 2008-05-09 17:51:39 +0000 |
commit | 213f5c720cc452bb4ed3893ade9774c5c27e17ed (patch) | |
tree | d8a83e81b3862cf9c8bb280c73a1557359eae272 /lisp/vc-rcs.el | |
parent | a7625ee4d6fead704db4aa3642c4ba26b3872bf1 (diff) | |
download | emacs-213f5c720cc452bb4ed3893ade9774c5c27e17ed.tar.gz |
Teach the RCS back end to do directories.
Diffstat (limited to 'lisp/vc-rcs.el')
-rw-r--r-- | lisp/vc-rcs.el | 136 |
1 files changed, 72 insertions, 64 deletions
diff --git a/lisp/vc-rcs.el b/lisp/vc-rcs.el index 227178d1c86..1125dae044d 100644 --- a/lisp/vc-rcs.el +++ b/lisp/vc-rcs.el @@ -27,10 +27,6 @@ ;; See vc.el -;; TODO: -;; - remove call to vc-expand-dirs by implementing our own (which can just -;; list the RCS subdir instead). - ;;; Code: ;;; @@ -346,7 +342,7 @@ whether to remove it." "RCS-specific version of `vc-backend-checkin'." (let ((switches (vc-switches 'RCS 'checkin))) ;; Now operate on the files - (dolist (file files) + (dolist (file (vc-expand-dirs files)) (let ((old-version (vc-working-revision file)) new-version (default-branch (vc-file-getprop file 'vc-rcs-default-branch))) ;; Force branch creation if an appropriate @@ -402,50 +398,53 @@ whether to remove it." (vc-switches 'RCS 'checkout))) (defun vc-rcs-checkout (file &optional editable rev) - "Retrieve a copy of a saved version of FILE." - (let ((file-buffer (get-file-buffer file)) - switches) - (message "Checking out %s..." file) - (save-excursion - ;; Change buffers to get local value of vc-checkout-switches. - (if file-buffer (set-buffer file-buffer)) - (setq switches (vc-switches 'RCS 'checkout)) - ;; Save this buffer's default-directory - ;; and use save-excursion to make sure it is restored - ;; in the same buffer it was saved in. - (let ((default-directory default-directory)) - (save-excursion - ;; Adjust the default-directory so that the check-out creates - ;; the file in the right place. - (setq default-directory (file-name-directory file)) - (let (new-version) - ;; if we should go to the head of the trunk, - ;; clear the default branch first - (and rev (string= rev "") - (vc-rcs-set-default-branch file nil)) - ;; now do the checkout - (apply 'vc-do-command - nil 0 "co" (vc-name file) - ;; If locking is not strict, force to overwrite - ;; the writable workfile. - (if (eq (vc-rcs-checkout-model (list file)) 'implicit) "-f") - (if editable "-l") - (if (stringp rev) - ;; a literal revision was specified - (concat "-r" rev) - (let ((workrev (vc-working-revision file))) - (if workrev - (concat "-r" - (if (not rev) - ;; no revision specified: - ;; use current workfile version - workrev - ;; REV is t ... - (if (not (vc-trunk-p workrev)) - ;; ... go to head of current branch - (vc-branch-part workrev) - ;; ... go to head of trunk - (vc-rcs-set-default-branch file + "Retrieve a copy of a saved version of FILE. If FILE is a directory, +attempt the checkout for all registered files beneath it." + (if (file-directory-p file) + (mapc 'vc-rcs-checkout (vc-expand-dirs (list file))) + (let ((file-buffer (get-file-buffer file)) + switches) + (message "Checking out %s..." file) + (save-excursion + ;; Change buffers to get local value of vc-checkout-switches. + (if file-buffer (set-buffer file-buffer)) + (setq switches (vc-switches 'RCS 'checkout)) + ;; Save this buffer's default-directory + ;; and use save-excursion to make sure it is restored + ;; in the same buffer it was saved in. + (let ((default-directory default-directory)) + (save-excursion + ;; Adjust the default-directory so that the check-out creates + ;; the file in the right place. + (setq default-directory (file-name-directory file)) + (let (new-version) + ;; if we should go to the head of the trunk, + ;; clear the default branch first + (and rev (string= rev "") + (vc-rcs-set-default-branch file nil)) + ;; now do the checkout + (apply 'vc-do-command + nil 0 "co" (vc-name file) + ;; If locking is not strict, force to overwrite + ;; the writable workfile. + (if (eq (vc-rcs-checkout-model (list file)) 'implicit) "-f") + (if editable "-l") + (if (stringp rev) + ;; a literal revision was specified + (concat "-r" rev) + (let ((workrev (vc-working-revision file))) + (if workrev + (concat "-r" + (if (not rev) + ;; no revision specified: + ;; use current workfile version + workrev + ;; REV is t ... + (if (not (vc-trunk-p workrev)) + ;; ... go to head of current branch + (vc-branch-part workrev) + ;; ... go to head of trunk + (vc-rcs-set-default-branch file nil) "")))))) switches) @@ -462,13 +461,14 @@ whether to remove it." (if (vc-trunk-p new-version) nil (vc-branch-part new-version)) new-version))))) - (message "Checking out %s...done" file))))) + (message "Checking out %s...done" file)))))) (defun vc-rcs-rollback (files) - "Roll back, undoing the most recent checkins of FILES." + "Roll back, undoing the most recent checkins of FILES. Directories are +expanded to all regidtered subfuiles in them." (if (not files) (error "RCS backend doesn't support directory-level rollback.")) - (dolist (file files) + (dolist (file (vc-expand-dirs files)) (let* ((discard (vc-working-revision file)) (previous (if (vc-trunk-p discard) "" (vc-branch-part discard))) (config (current-window-configuration)) @@ -501,10 +501,13 @@ whether to remove it." (signal (car err) (cdr err))))))))) (defun vc-rcs-revert (file &optional contents-done) - "Revert FILE to the version it was based on." - (vc-do-command nil 0 "co" (vc-name file) "-f" - (concat (if (eq (vc-state file) 'edited) "-u" "-r") - (vc-working-revision file)))) + "Revert FILE to the version it was based on. If FILE is a directory, +revert all registered files beneath it." + (if (file-directory-p file) + (mapc 'vc-rcs-revert (vc-expand-dirs (list file))) + (vc-do-command nil 0 "co" (vc-name file) "-f" + (concat (if (eq (vc-state file) 'edited) "-u" "-r") + (vc-working-revision file))))) (defun vc-rcs-merge (file first-version &optional second-version) "Merge changes into current working copy of FILE. @@ -516,15 +519,19 @@ The changes are between FIRST-VERSION and SECOND-VERSION." (defun vc-rcs-steal-lock (file &optional rev) "Steal the lock on the current workfile for FILE and revision REV. +If FUILEis a directory, steal the lock on all registered files beneath it. Needs RCS 5.6.2 or later for -M." - (vc-do-command nil 0 "rcs" (vc-name file) "-M" (concat "-u" rev)) - ;; Do a real checkout after stealing the lock, so that we see - ;; expanded headers. - (vc-do-command nil 0 "co" (vc-name file) "-f" (concat "-l" rev))) + (if (file-directory-p file) + (mapc 'vc-rcs-steal-lock (vc-expand-dirs (list file))) + (vc-do-command nil 0 "rcs" (vc-name file) "-M" (concat "-u" rev)) + ;; Do a real checkout after stealing the lock, so that we see + ;; expanded headers. + (vc-do-command nil 0 "co" (vc-name file) "-f" (concat "-l" rev)))) (defun vc-rcs-modify-change-comment (files rev comment) - "Modify the change comments change on FILES on a specified REV." - (dolist (file files) + "Modify the change comments change on FILES on a specified REV. If FILE is a +directory the operation is applied to all registered files beneath it." + (dolist (file (vc-expand-dirs files)) (vc-do-command nil 0 "rcs" (vc-name file) (concat "-m" rev ":" comment)))) @@ -534,8 +541,9 @@ Needs RCS 5.6.2 or later for -M." ;;; (defun vc-rcs-print-log (files &optional buffer) - "Get change log associated with FILE." - (vc-do-command buffer 0 "rlog" (mapcar 'vc-name files))) + "Get change log associated with FILE. If FILE is a +directory the operation is applied to all registered files beneath it." + (vc-do-command buffer 0 "rlog" (mapcar 'vc-name (vc-expand-dirs files)))) (defun vc-rcs-diff (files &optional oldvers newvers buffer) "Get a difference report using RCS between two sets of files." |