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12b1cce925
* lisp/vc/vc-svn.el: (vc-svn-ignore-completion-table) Ignore buffer contents, if exit status is not 0. Split buffer by lines (bug#37214).
816 lines
30 KiB
EmacsLisp
816 lines
30 KiB
EmacsLisp
;;; vc-svn.el --- non-resident support for Subversion version-control -*- lexical-binding:t -*-
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;; Copyright (C) 2003-2019 Free Software Foundation, Inc.
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;; Author: FSF (see vc.el for full credits)
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;; Maintainer: Stefan Monnier <monnier@gnu.org>
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;; Package: vc
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Sync'd with Subversion's vc-svn.el as of revision 5801. but this version
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;; has been extensively modified since to handle filesets.
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;;; Code:
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(eval-when-compile
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(require 'vc))
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;; Clear up the cache to force vc-call to check again and discover
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;; new functions when we reload this file.
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(put 'SVN 'vc-functions nil)
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;;;
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;;; Customization options
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;;;
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(defgroup vc-svn nil
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"VC Subversion (svn) backend."
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:version "24.1"
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:group 'vc)
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;; FIXME there is also svnadmin.
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(defcustom vc-svn-program "svn"
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"Name of the SVN executable."
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:type 'string
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:group 'vc-svn)
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;; Might be nice if svn defaulted to non-interactive if stdin not tty.
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;; http://svn.haxx.se/dev/archive-2008-05/0762.shtml
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;; http://svn.haxx.se/dev/archive-2009-04/0094.shtml
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;; Maybe newer ones do?
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(defcustom vc-svn-global-switches (unless (eq system-type 'darwin) ; bug#13513
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'("--non-interactive"))
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"Global switches to pass to any SVN command.
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The option \"--non-interactive\" is often needed to prevent SVN
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hanging while prompting for authorization."
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:type '(choice (const :tag "None" nil)
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(string :tag "Argument String")
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(repeat :tag "Argument List"
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:value ("")
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string))
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:version "24.4"
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:group 'vc-svn)
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(defcustom vc-svn-register-switches nil
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"Switches for registering a file into SVN.
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A string or list of strings passed to the checkin program by
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\\[vc-register]. If nil, use the value of `vc-register-switches'.
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If t, use no switches."
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:type '(choice (const :tag "Unspecified" nil)
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(const :tag "None" t)
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(string :tag "Argument String")
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(repeat :tag "Argument List" :value ("") string))
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:version "22.1"
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:group 'vc-svn)
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(defcustom vc-svn-diff-switches
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t ;`svn' doesn't support common args like -c or -b.
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"String or list of strings specifying extra switches for svn diff under VC.
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If nil, use the value of `vc-diff-switches' (or `diff-switches'),
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together with \"-x --diff-cmd=\"`diff-command' (since `svn diff'
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does not support the default \"-c\" value of `diff-switches').
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If you want to force an empty list of arguments, use t."
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:type '(choice (const :tag "Unspecified" nil)
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(const :tag "None" t)
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(string :tag "Argument String")
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(repeat :tag "Argument List"
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:value ("")
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string))
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:version "22.1"
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:group 'vc-svn)
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(defcustom vc-svn-annotate-switches nil
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"String or list of strings specifying switches for svn annotate under VC.
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If nil, use the value of `vc-annotate-switches'. If t, use no
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switches."
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:type '(choice (const :tag "Unspecified" nil)
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(const :tag "None" t)
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(string :tag "Argument String")
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(repeat :tag "Argument List" :value ("") string))
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:version "25.1"
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:group 'vc-svn)
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(defcustom vc-svn-header '("$Id\ $")
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"Header keywords to be inserted by `vc-insert-headers'."
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:version "24.1" ; no longer consult the obsolete vc-header-alist
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:type '(repeat string)
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:group 'vc-svn)
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;; We want to autoload it for use by the autoloaded version of
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;; vc-svn-registered, but we want the value to be compiled at startup, not
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;; at dump time.
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;; ;;;###autoload
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(defconst vc-svn-admin-directory
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(cond ((and (memq system-type '(cygwin windows-nt ms-dos))
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(getenv "SVN_ASP_DOT_NET_HACK"))
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"_svn")
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(t ".svn"))
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"The name of the \".svn\" subdirectory or its equivalent.")
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;;; Properties of the backend
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(defun vc-svn-revision-granularity () 'repository)
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(defun vc-svn-checkout-model (_files) 'implicit)
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;;;
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;;; State-querying functions
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;;;
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;;; vc-svn-admin-directory is generally not defined when the
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;;; autoloaded function is called.
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;;;###autoload (defun vc-svn-registered (f)
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;;;###autoload (let ((admin-dir (cond ((and (eq system-type 'windows-nt)
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;;;###autoload (getenv "SVN_ASP_DOT_NET_HACK"))
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;;;###autoload "_svn")
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;;;###autoload (t ".svn"))))
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;;;###autoload (when (vc-find-root f admin-dir)
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;;;###autoload (load "vc-svn" nil t)
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;;;###autoload (vc-svn-registered f))))
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(defun vc-svn-registered (file)
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"Check if FILE is SVN registered."
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(setq file (expand-file-name file))
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(when (and (vc-svn-root file)
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(file-accessible-directory-p (file-name-directory file)))
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(with-temp-buffer
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(cd (file-name-directory file))
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(let* (process-file-side-effects
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(status
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(condition-case nil
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;; Ignore all errors.
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(vc-svn-command t t file "status" "-v")
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;; Some problem happened. E.g. We can't find an `svn'
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;; executable. We used to only catch `file-error' but when
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;; the process is run on a remote host via Tramp, the error
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;; is only reported via the exit status which is turned into
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;; an `error' by vc-do-command.
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(error nil))))
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(when (eq 0 status)
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(let ((parsed (vc-svn-parse-status file)))
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(and parsed (not (memq parsed '(ignored unregistered))))))))))
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(defun vc-svn-state (file)
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"SVN-specific version of `vc-state'."
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(let (process-file-side-effects)
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(with-temp-buffer
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(cd (file-name-directory file))
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(vc-svn-command t 0 file "status" "-v")
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(vc-svn-parse-status file))))
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;; FIXME it would be better not to have the "remote" argument,
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;; but to distinguish the two output formats based on content.
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;; FIXME: the local format isn't used by the (sole) caller anymore.
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(defun vc-svn-after-dir-status (callback &optional remote)
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(let ((state-map '((?A . added)
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(?C . conflict)
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(?I . ignored)
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(?M . edited)
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(?D . removed)
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(?R . removed)
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(?! . needs-update)
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(?? . unregistered)
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;; This is what vc-svn-parse-status does.
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(?~ . edited)))
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(re (if remote "^\\(.\\)\\(.\\).....? \\([ *]\\) +\\(?:[-0-9]+\\)? \\(.*\\)$"
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;; Subexp 3 is a dummy in this case, so the numbers match.
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"^\\(.\\)\\(.\\)...\\(.\\).? \\(.*\\)$"))
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result)
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(goto-char (point-min))
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(while (re-search-forward re nil t)
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(let ((state (cdr (assq (aref (match-string 1) 0) state-map)))
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(propstat (cdr (assq (aref (match-string 2) 0) state-map)))
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(filename (if (memq system-type '(windows-nt ms-dos))
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(replace-regexp-in-string "\\\\" "/" (match-string 4))
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(match-string 4))))
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(and (memq propstat '(conflict edited))
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(not (eq state 'conflict)) ; conflict always wins
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(setq state propstat))
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(and remote (string-equal (match-string 3) "*")
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;; FIXME are there other possible combinations?
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(cond ((eq state 'edited) (setq state 'needs-merge))
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((not state) (setq state 'needs-update))))
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(when (and state (not (string= "." filename)))
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(setq result (cons (list filename state) result)))))
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(funcall callback result)))
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;; dir-status-files called from vc-dir, which loads vc,
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;; which loads vc-dispatcher.
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(declare-function vc-exec-after "vc-dispatcher" (code))
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(autoload 'vc-expand-dirs "vc")
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(defun vc-svn-dir-status-files (_dir files callback)
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"Run 'svn status' for DIR and update BUFFER via CALLBACK.
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CALLBACK is called as (CALLBACK RESULT BUFFER), where
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RESULT is a list of conses (FILE . STATE) for directory DIR."
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;; FIXME shouldn't this rather default to all the files in dir?
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(apply #'vc-svn-command (current-buffer) 'async nil "status" "-u" files)
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(vc-run-delayed (vc-svn-after-dir-status callback t)))
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(defun vc-svn-dir-extra-headers (_dir)
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"Generate extra status headers for a Subversion working copy."
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(let (process-file-side-effects)
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(vc-svn-command "*vc*" 0 nil "info"))
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(let ((repo
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(save-excursion
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(and (progn
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(set-buffer "*vc*")
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(goto-char (point-min))
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(re-search-forward "Repository Root: *\\(.*\\)" nil t))
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(match-string 1)))))
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(concat
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(cond (repo
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(concat
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(propertize "Repository : " 'face 'font-lock-type-face)
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(propertize repo 'face 'font-lock-variable-name-face)))
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(t "")))))
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(defun vc-svn-working-revision (file)
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"SVN-specific version of `vc-working-revision'."
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;; There is no need to consult RCS headers under SVN, because we
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;; get the workfile version for free when we recognize that a file
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;; is registered in SVN.
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(vc-svn-registered file)
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(vc-file-getprop file 'vc-working-revision))
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;; vc-svn-mode-line-string doesn't exist because the default implementation
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;; works just fine.
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(defun vc-svn-previous-revision (_file rev)
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(let ((newrev (1- (string-to-number rev))))
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(when (< 0 newrev)
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(number-to-string newrev))))
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(defun vc-svn-next-revision (file rev)
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(let ((newrev (1+ (string-to-number rev))))
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;; The "working revision" is an uneasy conceptual fit under Subversion;
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;; we use it as the upper bound until a better idea comes along. If the
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;; workfile version W coincides with the tree's latest revision R, then
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;; this check prevents a "no such revision: R+1" error. Otherwise, it
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;; inhibits showing of W+1 through R, which could be considered anywhere
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;; from gracious to impolite.
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(unless (< (string-to-number (vc-file-getprop file 'vc-working-revision))
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newrev)
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(number-to-string newrev))))
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;;;
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;;; State-changing functions
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;;;
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(defun vc-svn-create-repo ()
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"Create a new SVN repository."
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(vc-do-command "*vc*" 0 "svnadmin" '("create" "SVN"))
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;; Expand default-directory because svn gets confused by eg
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;; file://~/path/to/file. (Bug#15446).
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(vc-svn-command "*vc*" 0 "." "checkout"
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(let ((defdir (expand-file-name default-directory))
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(svn-prog (executable-find "svn")))
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(when (and (fboundp 'w32-application-type)
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(eq (w32-application-type svn-prog) 'msys))
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(setq defdir
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(replace-regexp-in-string "^\\(.\\):/" "/\\1/"
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defdir)))
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(concat (if (and (stringp defdir)
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(eq (aref defdir 0) ?/))
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"file://"
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;; MS-Windows files d:/foo/bar need to
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;; begin with 3 leading slashes.
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"file:///")
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defdir
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"SVN"))))
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(autoload 'vc-switches "vc")
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(defun vc-svn-register (files &optional _comment)
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"Register FILES into the SVN version-control system.
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The COMMENT argument is ignored This does an add but not a commit.
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Passes either `vc-svn-register-switches' or `vc-register-switches'
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to the SVN command."
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(apply 'vc-svn-command nil 0 files "add" (vc-switches 'SVN 'register)))
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(defun vc-svn-root (file)
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(vc-find-root file vc-svn-admin-directory))
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(defalias 'vc-svn-responsible-p 'vc-svn-root)
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(declare-function log-edit-extract-headers "log-edit" (headers string))
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(defun vc-svn-checkin (files comment &optional _extra-args-ignored)
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"SVN-specific version of `vc-backend-checkin'."
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(let ((status (apply
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'vc-svn-command nil 1 files "ci"
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(nconc (cons "-m" (log-edit-extract-headers nil comment))
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(vc-switches 'SVN 'checkin)))))
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(set-buffer "*vc*")
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(goto-char (point-min))
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(unless (equal status 0)
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;; Check checkin problem.
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(cond
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((search-forward "Transaction is out of date" nil t)
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(mapc (lambda (file) (vc-file-setprop file 'vc-state 'needs-merge))
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files)
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(error (substitute-command-keys
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(concat "Up-to-date check failed: "
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"type \\[vc-next-action] to merge in changes"))))
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(t
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(pop-to-buffer (current-buffer))
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(goto-char (point-min))
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(shrink-window-if-larger-than-buffer)
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(error "Check-in failed"))))
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;; Update file properties
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;; (vc-file-setprop
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;; file 'vc-working-revision
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;; (vc-parse-buffer "^\\(new\\|initial\\) revision: \\([0-9.]+\\)" 2))
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))
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(defun vc-svn-find-revision (file rev buffer)
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"SVN-specific retrieval of a specified version into a buffer."
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(let (process-file-side-effects)
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(apply 'vc-svn-command
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buffer 0 file
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"cat"
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(and rev (not (string= rev ""))
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(concat "-r" rev))
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(vc-switches 'SVN 'checkout))))
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(defun vc-svn-ignore (file &optional directory remove)
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"Ignore FILE under Subversion.
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FILE is a file wildcard, relative to the root directory of DIRECTORY."
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(let* ((ignores (vc-svn-ignore-completion-table directory))
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(file (file-relative-name file directory))
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(ignores (if remove
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(delete file ignores)
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(push file ignores))))
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(vc-svn-command nil 0 nil nil "propset" "svn:ignore"
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(mapconcat #'identity ignores "\n")
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(expand-file-name directory))))
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(defun vc-svn-ignore-completion-table (directory)
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"Return the list of ignored files in DIRECTORY."
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(with-temp-buffer
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(when (zerop (vc-svn-command
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t t nil "propget" "svn:ignore" (expand-file-name directory)))
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(split-string (buffer-string) "\n"))))
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(defun vc-svn-find-admin-dir (file)
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"Return the administrative directory of FILE."
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(expand-file-name vc-svn-admin-directory (vc-svn-root file)))
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(defun vc-svn-checkout (file &optional rev)
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(message "Checking out %s..." file)
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(with-current-buffer (or (get-file-buffer file) (current-buffer))
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(vc-svn-update file rev (vc-switches 'SVN 'checkout)))
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(vc-mode-line file 'SVN)
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(message "Checking out %s...done" file))
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(defun vc-svn-update (file rev switches)
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(if (and (file-exists-p file) (not rev))
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;; If no revision was specified, there's nothing to do.
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nil
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;; Check out a particular version (or recreate the file).
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(vc-file-setprop file 'vc-working-revision nil)
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(apply 'vc-svn-command nil 0 file
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"update"
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(cond
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((null rev) "-rBASE")
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((or (eq rev t) (equal rev "")) nil)
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(t (concat "-r" rev)))
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switches)))
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(defun vc-svn-delete-file (file)
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(vc-svn-command nil 0 file "remove"))
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(defun vc-svn-rename-file (old new)
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(vc-svn-command nil 0 new "move" (file-relative-name old)))
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(defun vc-svn-revert (file &optional contents-done)
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"Revert FILE to the version it was based on."
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(unless contents-done
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(vc-svn-command nil 0 file "revert")))
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(autoload 'vc-read-revision "vc")
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(defun vc-svn-merge-file (file)
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"Accept a file merge request, prompting for revisions."
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(let* ((first-revision
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(vc-read-revision
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(concat "Merge " file
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" from SVN revision "
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"(default news on current branch): ")
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(list file)
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'SVN))
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second-revision
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status)
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(cond
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((string= first-revision "")
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(setq status (vc-svn-merge-news file)))
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(t
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(setq second-revision
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(vc-read-revision
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"Second SVN revision: "
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(list file) 'SVN nil
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first-revision))
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(setq status (vc-svn-merge file first-revision second-revision))))
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status))
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(defun vc-svn-merge (file first-version &optional second-version)
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"Merge changes into current working copy of FILE.
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The changes are between FIRST-VERSION and SECOND-VERSION."
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(vc-svn-command nil 0 file
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"merge"
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"-r" (if second-version
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(concat first-version ":" second-version)
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first-version))
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(vc-file-setprop file 'vc-state 'edited)
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(with-current-buffer (get-buffer "*vc*")
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(goto-char (point-min))
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(if (looking-at "C ")
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1 ; signal conflict
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0))) ; signal success
|
|
|
|
(defun vc-svn-merge-news (file)
|
|
"Merge in any new changes made to FILE."
|
|
(message "Merging changes into %s..." file)
|
|
;; (vc-file-setprop file 'vc-working-revision nil)
|
|
(vc-file-setprop file 'vc-checkout-time 0)
|
|
(vc-svn-command nil 0 file "update")
|
|
;; Analyze the merge result reported by SVN, and set
|
|
;; file properties accordingly.
|
|
(with-current-buffer (get-buffer "*vc*")
|
|
(goto-char (point-min))
|
|
;; get new working revision
|
|
(if (re-search-forward
|
|
"^\\(Updated to\\|At\\) revision \\([0-9]+\\)" nil t)
|
|
(vc-file-setprop file 'vc-working-revision (match-string 2))
|
|
(vc-file-setprop file 'vc-working-revision nil))
|
|
;; get file status
|
|
(goto-char (point-min))
|
|
(prog1
|
|
(if (looking-at "At revision")
|
|
0 ;; there were no news; indicate success
|
|
(if (re-search-forward
|
|
;; Newer SVN clients have 3 columns of chars (one for the
|
|
;; file's contents, then second for its properties, and the
|
|
;; third for lock-grabbing info), before the 2 spaces.
|
|
;; We also used to match the filename in column 0 without any
|
|
;; meta-info before it, but I believe this can never happen.
|
|
(concat "^\\(\\([ACGDU]\\)\\(.[B ]\\)? \\)"
|
|
(regexp-quote (file-relative-name file)))
|
|
nil t)
|
|
(cond
|
|
;; Merge successful, we are in sync with repository now
|
|
((string= (match-string 2) "U")
|
|
(vc-file-setprop file 'vc-state 'up-to-date)
|
|
(vc-file-setprop file 'vc-checkout-time
|
|
(file-attribute-modification-time
|
|
(file-attributes file)))
|
|
0);; indicate success to the caller
|
|
;; Merge successful, but our own changes are still in the file
|
|
((string= (match-string 2) "G")
|
|
(vc-file-setprop file 'vc-state 'edited)
|
|
0);; indicate success to the caller
|
|
;; Conflicts detected!
|
|
(t
|
|
(vc-file-setprop file 'vc-state 'edited)
|
|
1);; signal the error to the caller
|
|
)
|
|
(pop-to-buffer "*vc*")
|
|
(error "Couldn't analyze svn update result")))
|
|
(message "Merging changes into %s...done" file))))
|
|
|
|
(defun vc-svn-modify-change-comment (_files rev comment)
|
|
"Modify the change comments for a specified REV.
|
|
You must have ssh access to the repository host, and the directory Emacs
|
|
uses locally for temp files must also be writable by you on that host.
|
|
This is only supported if the repository access method is either file://
|
|
or svn+ssh://."
|
|
(let (tempfile host remotefile directory fileurl-p)
|
|
(with-temp-buffer
|
|
(vc-svn-command (current-buffer) 0 nil "info")
|
|
(goto-char (point-min))
|
|
(unless (re-search-forward "Repository Root: \\(file://\\(/.*\\)\\)\\|\\(svn\\+ssh://\\([^/]+\\)\\(/.*\\)\\)" nil t)
|
|
(error "Repository information is unavailable"))
|
|
(if (match-string 1)
|
|
(progn
|
|
(setq fileurl-p t)
|
|
(setq directory (match-string 2)))
|
|
(setq host (match-string 4))
|
|
(setq directory (match-string 5))
|
|
(setq remotefile (concat host ":" tempfile))))
|
|
(with-temp-file (setq tempfile (make-temp-file user-mail-address))
|
|
(insert comment))
|
|
(if fileurl-p
|
|
;; Repository Root is a local file.
|
|
(progn
|
|
(unless (vc-do-command
|
|
"*vc*" 0 "svnadmin" nil
|
|
"setlog" "--bypass-hooks" directory
|
|
"-r" rev (format "%s" tempfile))
|
|
(error "Log edit failed"))
|
|
(delete-file tempfile))
|
|
|
|
;; Remote repository, using svn+ssh.
|
|
(unless (vc-do-command "*vc*" 0 "scp" nil "-q" tempfile remotefile)
|
|
(error "Copy of comment to %s failed" remotefile))
|
|
(unless (vc-do-command
|
|
"*vc*" 0 "ssh" nil "-q" host
|
|
(format "svnadmin setlog --bypass-hooks %s -r %s %s; rm %s"
|
|
directory rev tempfile tempfile))
|
|
(error "Log edit failed")))))
|
|
|
|
;;;
|
|
;;; History functions
|
|
;;;
|
|
|
|
(defvar log-view-per-file-logs)
|
|
|
|
(define-derived-mode vc-svn-log-view-mode log-view-mode "SVN-Log-View"
|
|
(require 'add-log)
|
|
(set (make-local-variable 'log-view-per-file-logs) nil))
|
|
|
|
(autoload 'vc-setup-buffer "vc-dispatcher")
|
|
|
|
(defun vc-svn-print-log (files buffer &optional _shortlog start-revision limit)
|
|
"Print commit log associated with FILES into specified BUFFER.
|
|
SHORTLOG is ignored.
|
|
If START-REVISION is non-nil, it is the newest revision to show.
|
|
If LIMIT is non-nil, show no more than this many entries."
|
|
(save-current-buffer
|
|
(vc-setup-buffer buffer)
|
|
(let ((inhibit-read-only t))
|
|
(goto-char (point-min))
|
|
(if files
|
|
(dolist (file files)
|
|
(insert "Working file: " file "\n")
|
|
(apply
|
|
'vc-svn-command
|
|
buffer
|
|
'async
|
|
(list file)
|
|
"log"
|
|
(append
|
|
(list
|
|
(if start-revision
|
|
(format "-r%s:1" start-revision)
|
|
;; By default Subversion only shows the log up to the
|
|
;; working revision, whereas we also want the log of the
|
|
;; subsequent commits. At least that's what the
|
|
;; vc-cvs.el code does.
|
|
"-rHEAD:0"))
|
|
(when limit (list "--limit" (format "%s" limit))))))
|
|
;; Dump log for the entire directory.
|
|
(apply 'vc-svn-command buffer 0 nil "log"
|
|
(append
|
|
(list
|
|
(if start-revision (format "-r%s" start-revision) "-rHEAD:0"))
|
|
(when limit (list "--limit" (format "%s" limit)))))))))
|
|
|
|
(defun vc-svn-diff (files &optional oldvers newvers buffer async)
|
|
"Get a difference report using SVN between two revisions of fileset FILES."
|
|
(and oldvers
|
|
(not newvers)
|
|
files
|
|
(catch 'no
|
|
(dolist (f files)
|
|
(or (equal oldvers (vc-working-revision f))
|
|
(throw 'no nil)))
|
|
t)
|
|
;; Use nil rather than the current revision because svn handles
|
|
;; it better (i.e. locally). Note that if _any_ of the files
|
|
;; has a different revision, we fetch the lot, which is
|
|
;; obviously sub-optimal.
|
|
(setq oldvers nil))
|
|
(setq async (and async (or oldvers newvers))) ; Svn diffs those locally.
|
|
(let* ((switches
|
|
(if vc-svn-diff-switches
|
|
(vc-switches 'SVN 'diff)
|
|
(list (concat "--diff-cmd=" diff-command) "-x"
|
|
(mapconcat 'identity (vc-switches nil 'diff) " ")))))
|
|
(apply 'vc-svn-command buffer
|
|
(if async 'async 0)
|
|
files "diff"
|
|
(append
|
|
switches
|
|
(when oldvers
|
|
(list "-r" (if newvers (concat oldvers ":" newvers)
|
|
oldvers)))))
|
|
(if async 1 ; async diff => pessimistic assumption
|
|
;; For some reason `svn diff' does not return a useful
|
|
;; status w.r.t whether the diff was empty or not.
|
|
(buffer-size (get-buffer buffer)))))
|
|
|
|
;;;
|
|
;;; Tag system
|
|
;;;
|
|
|
|
(defun vc-svn-create-tag (dir name branchp)
|
|
"Assign to DIR's current revision a given NAME.
|
|
If BRANCHP is non-nil, the name is created as a branch (and the current
|
|
workspace is immediately moved to that new branch).
|
|
NAME is assumed to be a URL."
|
|
(vc-svn-command nil 0 dir "copy" name)
|
|
(when branchp (vc-svn-retrieve-tag dir name nil)))
|
|
|
|
(defun vc-svn-retrieve-tag (dir name _update)
|
|
"Retrieve a tag at and below DIR.
|
|
NAME is the name of the tag; if it is empty, do a `svn update'.
|
|
If UPDATE is non-nil, then update (resynch) any affected buffers.
|
|
NAME is assumed to be a URL."
|
|
(vc-svn-command nil 0 dir "switch" name)
|
|
;; FIXME: parse the output and obey `update'.
|
|
)
|
|
|
|
;;;
|
|
;;; Miscellaneous
|
|
;;;
|
|
|
|
;; Subversion makes backups for us, so don't bother.
|
|
;; (defun vc-svn-make-version-backups-p (file)
|
|
;; "Return non-nil if version backups should be made for FILE."
|
|
;; nil)
|
|
|
|
(defun vc-svn-check-headers ()
|
|
"Check if the current file has any headers in it."
|
|
(save-excursion
|
|
(goto-char (point-min))
|
|
(re-search-forward "\\$[A-Za-z\300-\326\330-\366\370-\377]+\
|
|
\\(: [\t -#%-\176\240-\377]*\\)?\\$" nil t)))
|
|
|
|
|
|
;;;
|
|
;;; Internal functions
|
|
;;;
|
|
|
|
(defun vc-svn-command (buffer okstatus file-or-list &rest flags)
|
|
"A wrapper around `vc-do-command' for use in vc-svn.el.
|
|
The difference to vc-do-command is that this function always invokes `svn',
|
|
and that it passes `vc-svn-global-switches' to it before FLAGS."
|
|
(apply 'vc-do-command (or buffer "*vc*") okstatus vc-svn-program file-or-list
|
|
(if (stringp vc-svn-global-switches)
|
|
(cons vc-svn-global-switches flags)
|
|
(append vc-svn-global-switches flags))))
|
|
|
|
(defun vc-svn-resolve-when-done ()
|
|
"Call \"svn resolved\" if the conflict markers have been removed."
|
|
(save-excursion
|
|
(goto-char (point-min))
|
|
(unless (re-search-forward "^<<<<<<< " nil t)
|
|
(vc-svn-command nil 0 buffer-file-name "resolved")
|
|
;; Remove the hook so that it is not called multiple times.
|
|
(remove-hook 'after-save-hook 'vc-svn-resolve-when-done t))))
|
|
|
|
;; Inspired by vc-arch-find-file-hook.
|
|
(defun vc-svn-find-file-hook ()
|
|
(when (eq ?C (vc-file-getprop buffer-file-name 'vc-svn-status))
|
|
;; If the file is marked as "conflicted", then we should try and call
|
|
;; "svn resolved" when applicable.
|
|
(if (save-excursion
|
|
(goto-char (point-min))
|
|
(re-search-forward "^<<<<<<< " nil t))
|
|
;; There are conflict markers.
|
|
(progn
|
|
(smerge-start-session)
|
|
(add-hook 'after-save-hook 'vc-svn-resolve-when-done nil t))
|
|
;; There are no conflict markers. This is problematic: maybe it means
|
|
;; the conflict has been resolved and we should immediately call "svn
|
|
;; resolved", or it means that the file's type does not allow Svn to
|
|
;; use conflict markers in which case we don't really know what to do.
|
|
;; So let's just punt for now.
|
|
nil)
|
|
(vc-message-unresolved-conflicts buffer-file-name)))
|
|
|
|
(defun vc-svn-parse-status (&optional filename)
|
|
"Parse output of \"svn status\" command in the current buffer.
|
|
Set file properties accordingly. If FILENAME is non-nil, return its status."
|
|
(let (multifile file status propstat)
|
|
(goto-char (point-min))
|
|
(while (re-search-forward
|
|
"^\\(?:\\?\\|[ ACDGIMR!~][ MC][ L][ +][ SX]..\\([ *]\\) +\\([-0-9]+\\) +\\([0-9?]+\\) +\\([^ ]+\\)\\) +" nil t)
|
|
;; If the username contains spaces, the output format is ambiguous,
|
|
;; so don't trust the output's filename unless we have to.
|
|
(setq file (or (unless multifile filename)
|
|
(expand-file-name
|
|
(buffer-substring (point) (line-end-position))))
|
|
;; If we are parsing the result of running status on a directory,
|
|
;; there could be multiple files in the output.
|
|
;; We assume that filename, if supplied, applies to the first
|
|
;; listed file (ie, the directory). Bug#15322.
|
|
multifile t
|
|
status (char-after (line-beginning-position))
|
|
;; Status of the item's properties ([ MC]).
|
|
propstat (char-after (1+ (line-beginning-position))))
|
|
(if (eq status ??)
|
|
(vc-file-setprop file 'vc-state 'unregistered)
|
|
;; Use the last-modified revision, so that searching in vc-print-log
|
|
;; output works.
|
|
(vc-file-setprop file 'vc-working-revision (match-string 3))
|
|
;; Remember Svn's own status.
|
|
(vc-file-setprop file 'vc-svn-status status)
|
|
(vc-file-setprop
|
|
file 'vc-state
|
|
(cond
|
|
((and (eq status ?\ ) (eq propstat ?\ ))
|
|
(if (eq (char-after (match-beginning 1)) ?*)
|
|
'needs-update
|
|
(vc-file-setprop file 'vc-checkout-time
|
|
(file-attribute-modification-time
|
|
(file-attributes file)))
|
|
'up-to-date))
|
|
((eq status ?A)
|
|
;; If the file was actually copied, (match-string 2) is "-".
|
|
(vc-file-setprop file 'vc-working-revision "0")
|
|
(vc-file-setprop file 'vc-checkout-time 0)
|
|
'added)
|
|
;; Conflict in contents or properties.
|
|
((or (eq status ?C) (eq propstat ?C))
|
|
(vc-file-setprop file 'vc-state 'conflict))
|
|
;; Modified contents or properties.
|
|
((or (eq status ?M) (eq propstat ?M))
|
|
(if (eq (char-after (match-beginning 1)) ?*)
|
|
'needs-merge
|
|
'edited))
|
|
((eq status ?I)
|
|
(vc-file-setprop file 'vc-state 'ignored))
|
|
((memq status '(?D ?R))
|
|
(vc-file-setprop file 'vc-state 'removed))
|
|
(t 'edited)))))
|
|
(when filename (vc-file-getprop filename 'vc-state))))
|
|
|
|
(defun vc-svn-valid-symbolic-tag-name-p (tag)
|
|
"Return non-nil if TAG is a valid symbolic tag name."
|
|
;; According to the SVN manual, a valid symbolic tag must start with
|
|
;; an uppercase or lowercase letter and can contain uppercase and
|
|
;; lowercase letters, digits, `-', and `_'.
|
|
(and (string-match "^[a-zA-Z]" tag)
|
|
(not (string-match "[^a-z0-9A-Z_-]" tag))))
|
|
|
|
(defun vc-svn-valid-revision-number-p (tag)
|
|
"Return non-nil if TAG is a valid revision number."
|
|
(and (string-match "^[0-9]" tag)
|
|
(not (string-match "[^0-9]" tag))))
|
|
|
|
;; Support for `svn annotate'
|
|
|
|
(defun vc-svn-annotate-command (file buf &optional rev)
|
|
(apply #'vc-svn-command buf 'async file "annotate"
|
|
(append (vc-switches 'svn 'annotate)
|
|
(if rev (list (concat "-r" rev))))))
|
|
|
|
(defun vc-svn-annotate-time-of-rev (rev)
|
|
;; Arbitrarily assume 10 commits per day.
|
|
(/ (string-to-number rev) 10.0))
|
|
|
|
(defvar vc-annotate-parent-rev)
|
|
|
|
(defun vc-svn-annotate-current-time ()
|
|
(vc-svn-annotate-time-of-rev vc-annotate-parent-rev))
|
|
|
|
(defconst vc-svn-annotate-re "[ \t]*\\([0-9]+\\)[ \t]+[^\t ]+ ")
|
|
|
|
(defun vc-svn-annotate-time ()
|
|
(when (looking-at vc-svn-annotate-re)
|
|
(goto-char (match-end 0))
|
|
(vc-svn-annotate-time-of-rev (match-string 1))))
|
|
|
|
(defun vc-svn-annotate-extract-revision-at-line ()
|
|
(save-excursion
|
|
(beginning-of-line)
|
|
(if (looking-at vc-svn-annotate-re) (match-string 1))))
|
|
|
|
(defun vc-svn-revision-table (files)
|
|
(let ((vc-svn-revisions '()))
|
|
(with-current-buffer "*vc*"
|
|
(vc-svn-command nil 0 files "log" "-q")
|
|
(goto-char (point-min))
|
|
(forward-line)
|
|
(let ((start (point-min))
|
|
(loglines (buffer-substring-no-properties (point-min)
|
|
(point-max))))
|
|
(while (string-match "^r\\([0-9]+\\) " loglines)
|
|
(push (match-string 1 loglines) vc-svn-revisions)
|
|
(setq start (+ start (match-end 0)))
|
|
(setq loglines (buffer-substring-no-properties start (point-max)))))
|
|
vc-svn-revisions)))
|
|
|
|
(provide 'vc-svn)
|
|
|
|
;;; vc-svn.el ends here
|