;; TODO
;; - portability to XEmacs
;; - better handling of subprocess errors
-;; - hook into file save (after-save-hook)
;; - diff against other branch
;; - renaming files from the status buffer
;; - creating tags
(eval-when-compile (require 'cl))
(require 'ewoc)
(require 'log-edit)
+(require 'easymenu)
;;;; Customizations
(message "Running git %s...done" (car args))
buffer))
-(defun git-run-command (buffer env &rest args)
- (message "Running git %s..." (car args))
- (apply #'git-call-process-env buffer env args)
- (message "Running git %s...done" (car args)))
-
(defun git-run-command-region (buffer start end env &rest args)
"Run a git command with specified buffer region as input."
- (message "Running git %s..." (car args))
(unless (eq 0 (if env
(git-run-process-region
buffer start end "env"
(append (git-get-env-strings env) (list "git") args))
(git-run-process-region
buffer start end "git" args)))
- (error "Failed to run \"git %s\":\n%s" (mapconcat (lambda (x) x) args " ") (buffer-string)))
- (message "Running git %s...done" (car args)))
+ (error "Failed to run \"git %s\":\n%s" (mapconcat (lambda (x) x) args " ") (buffer-string))))
(defun git-run-hook (hook env &rest args)
"Run a git hook and display its output if any."
"\"")
name))
+(defun git-success-message (text files)
+ "Print a success message after having handled FILES."
+ (let ((n (length files)))
+ (if (equal n 1)
+ (message "%s %s" text (car files))
+ (message "%s %d files" text n))))
+
(defun git-get-top-dir (dir)
"Retrieve the top-level directory of a git tree."
(let ((cdup (with-output-to-string
(sort-lines nil (point-min) (point-max))
(save-buffer))
(when created
- (git-run-command nil nil "update-index" "--add" "--" (file-relative-name ignore-name)))
+ (git-call-process-env nil nil "update-index" "--add" "--" (file-relative-name ignore-name)))
(git-update-status-files (list (file-relative-name ignore-name)) 'unknown)))
; propertize definition for XEmacs, stolen from erc-compat
"Remove everything from the status list."
(ewoc-filter status (lambda (info) nil)))
-(defun git-set-files-state (files state)
- "Set the state of a list of files."
- (dolist (info files)
- (unless (eq (git-fileinfo->state info) state)
- (setf (git-fileinfo->state info) state)
- (setf (git-fileinfo->rename-state info) nil)
- (setf (git-fileinfo->orig-name info) nil)
- (setf (git-fileinfo->needs-refresh info) t))))
+(defun git-set-fileinfo-state (info state)
+ "Set the state of a file info."
+ (unless (eq (git-fileinfo->state info) state)
+ (setf (git-fileinfo->state info) state
+ (git-fileinfo->new-perm info) (git-fileinfo->old-perm info)
+ (git-fileinfo->rename-state info) nil
+ (git-fileinfo->orig-name info) nil
+ (git-fileinfo->needs-refresh info) t)))
(defun git-status-filenames-map (status func files &rest args)
"Apply FUNC to the status files names in the FILES list."
(defun git-set-filenames-state (status files state)
"Set the state of a list of named files."
(when files
- (git-status-filenames-map status
- (lambda (info state)
- (unless (eq (git-fileinfo->state info) state)
- (setf (git-fileinfo->state info) state)
- (setf (git-fileinfo->rename-state info) nil)
- (setf (git-fileinfo->orig-name info) nil)
- (setf (git-fileinfo->needs-refresh info) t)))
- files state)
+ (git-status-filenames-map status #'git-set-fileinfo-state files state)
(unless state ;; delete files whose state has been set to nil
(ewoc-filter status (lambda (info) (git-fileinfo->state info))))))
(?A 'added)
(?D 'deleted)
(?U 'unmerged)
+ (?T 'modified)
(t nil)))
(defun git-status-code-as-string (code)
('ignored (propertize "Ignored " 'face 'git-ignored-face))
(t "? ")))
+(defun git-file-type-as-string (old-perm new-perm)
+ "Return a string describing the file type based on its permissions."
+ (let* ((old-type (lsh (or old-perm 0) -9))
+ (new-type (lsh (or new-perm 0) -9))
+ (str (case new-type
+ (?\100 ;; file
+ (case old-type
+ (?\100 nil)
+ (?\120 " (type change symlink -> file)")
+ (?\160 " (type change subproject -> file)")))
+ (?\120 ;; symlink
+ (case old-type
+ (?\100 " (type change file -> symlink)")
+ (?\160 " (type change subproject -> symlink)")
+ (t " (symlink)")))
+ (?\160 ;; subproject
+ (case old-type
+ (?\100 " (type change file -> subproject)")
+ (?\120 " (type change symlink -> subproject)")
+ (t " (subproject)")))
+ (?\000 ;; deleted or unknown
+ (case old-type
+ (?\120 " (symlink)")
+ (?\160 " (subproject)")))
+ (t (format " (unknown type %o)" new-type)))))
+ (if str (propertize str 'face 'git-status-face) "")))
+
(defun git-rename-as-string (info)
"Return a string describing the copy or rename associated with INFO, or an empty string if none."
(let ((state (git-fileinfo->rename-state info)))
(defun git-fileinfo-prettyprint (info)
"Pretty-printer for the git-fileinfo structure."
- (insert (concat " " (if (git-fileinfo->marked info) (propertize "*" 'face 'git-mark-face) " ")
- " " (git-status-code-as-string (git-fileinfo->state info))
- " " (git-permissions-as-string (git-fileinfo->old-perm info) (git-fileinfo->new-perm info))
- " " (git-escape-file-name (git-fileinfo->name info))
- (git-rename-as-string info))))
+ (let ((old-perm (git-fileinfo->old-perm info))
+ (new-perm (git-fileinfo->new-perm info)))
+ (insert (concat " " (if (git-fileinfo->marked info) (propertize "*" 'face 'git-mark-face) " ")
+ " " (git-status-code-as-string (git-fileinfo->state info))
+ " " (git-permissions-as-string old-perm new-perm)
+ " " (git-escape-file-name (git-fileinfo->name info))
+ (git-file-type-as-string old-perm new-perm)
+ (git-rename-as-string info)))))
(defun git-insert-info-list (status infolist)
"Insert a list of file infos in the status buffer, replacing existing ones if any."
(let ((info (pop infolist))
(node (ewoc-nth status 0)))
(while info
- (setf (git-fileinfo->needs-refresh info) t)
(cond ((not node)
- (ewoc-enter-last status info)
+ (setq node (ewoc-enter-last status info))
(setq info (pop infolist)))
((string-lessp (git-fileinfo->name (ewoc-data node))
(git-fileinfo->name info))
(git-fileinfo->name info))
;; preserve the marked flag
(setf (git-fileinfo->marked info) (git-fileinfo->marked (ewoc-data node)))
+ (setf (git-fileinfo->needs-refresh info) t)
(setf (ewoc-data node) info)
(setq info (pop infolist)))
(t
- (ewoc-enter-before status node info)
+ (setq node (ewoc-enter-before status node info))
(setq info (pop infolist)))))))
(defun git-run-diff-index (status files)
"Run git-diff-index on FILES and parse the results into STATUS.
Return the list of files that haven't been handled."
- (let (infolist)
+ (let ((remaining (copy-sequence files))
+ infolist)
(with-temp-buffer
- (apply #'git-run-command t nil "diff-index" "-z" "-M" "HEAD" "--" files)
+ (apply #'git-call-process-env t nil "diff-index" "-z" "-M" "HEAD" "--" files)
(goto-char (point-min))
(while (re-search-forward
- ":\\([0-7]\\{6\\}\\) \\([0-7]\\{6\\}\\) [0-9a-f]\\{40\\} [0-9a-f]\\{40\\} \\(\\([ADMU]\\)\0\\([^\0]+\\)\\|\\([CR]\\)[0-9]*\0\\([^\0]+\\)\0\\([^\0]+\\)\\)\0"
+ ":\\([0-7]\\{6\\}\\) \\([0-7]\\{6\\}\\) [0-9a-f]\\{40\\} [0-9a-f]\\{40\\} \\(\\([ADMUT]\\)\0\\([^\0]+\\)\\|\\([CR]\\)[0-9]*\0\\([^\0]+\\)\0\\([^\0]+\\)\\)\0"
nil t 1)
(let ((old-perm (string-to-number (match-string 1) 8))
(new-perm (string-to-number (match-string 2) 8))
(push (git-create-fileinfo 'deleted name 0 0 'rename new-name) infolist)
(push (git-create-fileinfo 'added new-name old-perm new-perm 'rename name) infolist))
(push (git-create-fileinfo (git-state-code state) name old-perm new-perm) infolist))
- (setq files (delete name files))
- (when new-name (setq files (delete new-name files))))))
+ (setq remaining (delete name remaining))
+ (when new-name (setq remaining (delete new-name remaining))))))
(git-insert-info-list status infolist)
- files))
+ remaining))
(defun git-find-status-file (status file)
"Find a given file in the status ewoc and return its node."
Return the list of files that haven't been handled."
(let (infolist)
(with-temp-buffer
- (apply #'git-run-command t nil "ls-files" "-z" (append options (list "--") files))
+ (apply #'git-call-process-env t nil "ls-files" "-z" (append options (list "--") files))
(goto-char (point-min))
(while (re-search-forward "\\([^\0]*\\)\0" nil t 1)
(let ((name (match-string 1)))
(git-insert-info-list status infolist)
files))
+(defun git-run-ls-files-cached (status files default-state)
+ "Run git-ls-files -c on FILES and parse the results into STATUS.
+Return the list of files that haven't been handled."
+ (let ((remaining (copy-sequence files))
+ infolist)
+ (with-temp-buffer
+ (apply #'git-call-process-env t nil "ls-files" "-z" "-s" "-c" "--" files)
+ (goto-char (point-min))
+ (while (re-search-forward "\\([0-7]\\{6\\}\\) [0-9a-f]\\{40\\} 0\t\\([^\0]+\\)\0" nil t)
+ (let* ((new-perm (string-to-number (match-string 1) 8))
+ (old-perm (if (eq default-state 'added) 0 new-perm))
+ (name (match-string 2)))
+ (push (git-create-fileinfo default-state name old-perm new-perm) infolist)
+ (setq remaining (delete name remaining)))))
+ (git-insert-info-list status infolist)
+ remaining))
+
(defun git-run-ls-unmerged (status files)
"Run git-ls-files -u on FILES and parse the results into STATUS."
(with-temp-buffer
- (apply #'git-run-command t nil "ls-files" "-z" "-u" "--" files)
+ (apply #'git-call-process-env t nil "ls-files" "-z" "-u" "--" files)
(goto-char (point-min))
(let (unmerged-files)
(while (re-search-forward "[0-7]\\{6\\} [0-9a-f]\\{40\\} [123]\t\\([^\0]+\\)\0" nil t)
(defun git-update-status-files (files &optional default-state)
"Update the status of FILES from the index."
(unless git-status (error "Not in git-status buffer."))
- (unless files
- (when git-show-uptodate (git-run-ls-files git-status nil 'uptodate "-c")))
+ (when (or git-show-uptodate files)
+ (git-run-ls-files-cached git-status files 'uptodate))
(let* ((remaining-files
(if (git-empty-db-p) ; we need some special handling for an empty db
- (git-run-ls-files git-status files 'added "-c")
+ (git-run-ls-files-cached git-status files 'added)
(git-run-diff-index git-status files))))
(git-run-ls-unmerged git-status files)
(when (or remaining-files (and git-show-unknown (not files)))
('deleted (push info deleted))
('modified (push info modified))))
(when added
- (apply #'git-run-command nil env "update-index" "--add" "--" (git-get-filenames added)))
+ (apply #'git-call-process-env nil env "update-index" "--add" "--" (git-get-filenames added)))
(when deleted
- (apply #'git-run-command nil env "update-index" "--remove" "--" (git-get-filenames deleted)))
+ (apply #'git-call-process-env nil env "update-index" "--remove" "--" (git-get-filenames deleted)))
(when modified
- (apply #'git-run-command nil env "update-index" "--" (git-get-filenames modified)))))
+ (apply #'git-call-process-env nil env "update-index" "--" (git-get-filenames modified)))))
(defun git-run-pre-commit-hook ()
"Run the pre-commit hook if any."
head-tree (git-rev-parse "HEAD^{tree}")))
(if files
(progn
+ (message "Running git commit...")
(git-read-tree head-tree index-file)
(git-update-index nil files) ;update both the default index
(git-update-index index-file files) ;and the temporary one
(condition-case nil (delete-file ".git/MERGE_HEAD") (error nil))
(condition-case nil (delete-file ".git/MERGE_MSG") (error nil))
(with-current-buffer buffer (erase-buffer))
- (git-set-files-state files 'uptodate)
- (git-run-command nil nil "rerere")
+ (git-update-status-files (git-get-filenames files) 'uptodate)
+ (git-call-process-env nil nil "rerere")
+ (git-call-process-env nil nil "gc" "--auto")
(git-refresh-files)
(git-refresh-ewoc-hf git-status)
(message "Committed %s." commit)
"Mark all files."
(interactive)
(unless git-status (error "Not in git-status buffer."))
- (ewoc-map (lambda (info) (setf (git-fileinfo->marked info) t) t) git-status)
+ (ewoc-map (lambda (info) (unless (git-fileinfo->marked info)
+ (setf (git-fileinfo->marked info) t))) git-status)
; move back to goal column after invalidate
(when goal-column (move-to-column goal-column)))
"Unmark all files."
(interactive)
(unless git-status (error "Not in git-status buffer."))
- (ewoc-map (lambda (info) (setf (git-fileinfo->marked info) nil) t) git-status)
+ (ewoc-map (lambda (info) (when (git-fileinfo->marked info)
+ (setf (git-fileinfo->marked info) nil)
+ t)) git-status)
; move back to goal column after invalidate
(when goal-column (move-to-column goal-column)))
(let ((files (git-get-filenames (git-marked-files-state 'unknown 'ignored))))
(unless files
(push (file-relative-name (read-file-name "File to add: " nil nil t)) files))
- (apply #'git-run-command nil nil "update-index" "--add" "--" files)
- (git-update-status-files files 'uptodate)))
+ (apply #'git-call-process-env nil nil "update-index" "--add" "--" files)
+ (git-update-status-files files 'uptodate)
+ (git-success-message "Added" files)))
(defun git-ignore-file ()
"Add marked file(s) to the ignore list."
(unless files
(push (file-relative-name (read-file-name "File to ignore: " nil nil t)) files))
(dolist (f files) (git-append-to-ignore f))
- (git-update-status-files files 'ignored)))
+ (git-update-status-files files 'ignored)
+ (git-success-message "Ignored" files)))
(defun git-remove-file ()
"Remove the marked file(s)."
(progn
(dolist (name files)
(when (file-exists-p name) (delete-file name)))
- (apply #'git-run-command nil nil "update-index" "--remove" "--" files)
- (git-update-status-files files nil))
+ (apply #'git-call-process-env nil nil "update-index" "--remove" "--" files)
+ (git-update-status-files files nil)
+ (git-success-message "Removed" files))
(message "Aborting"))))
(defun git-revert-file ()
('unmerged (push (git-fileinfo->name info) modified))
('modified (push (git-fileinfo->name info) modified))))
(when added
- (apply #'git-run-command nil nil "update-index" "--force-remove" "--" added))
+ (apply #'git-call-process-env nil nil "update-index" "--force-remove" "--" added))
(when modified
- (apply #'git-run-command nil nil "checkout" "HEAD" modified))
- (git-update-status-files (append added modified) 'uptodate))))
+ (apply #'git-call-process-env nil nil "checkout" "HEAD" modified))
+ (git-update-status-files (append added modified) 'uptodate)
+ (git-success-message "Reverted" (git-get-filenames files)))))
(defun git-resolve-file ()
"Resolve conflicts in marked file(s)."
(interactive)
(let ((files (git-get-filenames (git-marked-files-state 'unmerged))))
(when files
- (apply #'git-run-command nil nil "update-index" "--" files)
- (git-update-status-files files 'uptodate))))
+ (apply #'git-call-process-env nil nil "update-index" "--" files)
+ (git-update-status-files files 'uptodate)
+ (git-success-message "Resolved" files))))
(defun git-remove-handled ()
"Remove handled files from the status list."
(interactive)
(if (setq git-show-ignored (not git-show-ignored))
(progn
+ (message "Inserting ignored files...")
(git-run-ls-files-with-excludes git-status nil 'ignored "-o" "-i")
(git-refresh-files)
- (git-refresh-ewoc-hf git-status))
+ (git-refresh-ewoc-hf git-status)
+ (message "Inserting ignored files...done"))
(git-remove-handled)))
(defun git-toggle-show-unknown ()
(interactive)
(if (setq git-show-unknown (not git-show-unknown))
(progn
+ (message "Inserting unknown files...")
(git-run-ls-files-with-excludes git-status nil 'unknown "-o")
(git-refresh-files)
- (git-refresh-ewoc-hf git-status))
+ (git-refresh-ewoc-hf git-status)
+ (message "Inserting unknown files...done"))
(git-remove-handled)))
(defun git-setup-diff-buffer (buffer)
(setq default-directory dir)
(setq buffer-read-only t)))
(display-buffer buffer)
- (shrink-window-if-larger-than-buffer))
+ ; shrink window only if it displays the status buffer
+ (when (eq (window-buffer) (current-buffer))
+ (shrink-window-if-larger-than-buffer)))
(defun git-diff-file ()
"Diff the marked file(s) against HEAD."
(with-current-buffer log-edit-parent-buffer
(git-get-filenames (git-marked-files-state 'added 'deleted 'modified))))
+(defun git-log-edit-diff ()
+ "Run a diff of the current files being committed from a log-edit buffer."
+ (with-current-buffer log-edit-parent-buffer
+ (git-diff-file)))
+
(defun git-append-sign-off (name email)
"Append a Signed-off-by entry to the current buffer, avoiding duplicates."
(let ((sign-off (format "Signed-off-by: %s <%s>" name email))
(when (re-search-forward "^Date: \\(.*\\)$" nil t)
(setq date (match-string 1)))))
(git-setup-log-buffer buffer author-name author-email subject date))
- (log-edit #'git-do-commit nil #'git-log-edit-files buffer)
+ (if (boundp 'log-edit-diff-function)
+ (log-edit 'git-do-commit nil '((log-edit-listfun . git-log-edit-files)
+ (log-edit-diff-function . git-log-edit-diff)) buffer)
+ (log-edit 'git-do-commit nil 'git-log-edit-files buffer))
(setq font-lock-keywords (font-lock-compile-keywords git-log-edit-font-lock-keywords))
(setq buffer-file-coding-system coding-system)
(re-search-forward (regexp-quote (concat git-log-msg-separator "\n")) nil t))))
(marked-files (git-get-filenames (ewoc-collect status (lambda (info) (git-fileinfo->marked info)))))
(cur-name (and pos (git-fileinfo->name (ewoc-data pos)))))
(unless status (error "Not in git-status buffer."))
- (git-run-command nil nil "update-index" "--refresh")
+ (message "Refreshing git status...")
+ (git-call-process-env nil nil "update-index" "--refresh")
(git-clear-status status)
(git-update-status-files nil)
; restore file marks
marked-files)
(git-refresh-files))
; move point to the current file name if any
+ (message "Refreshing git status...done")
(let ((node (and cur-name (git-find-status-file status cur-name))))
(when node (ewoc-goto-node status node)))))
(define-key toggle-map "i" 'git-toggle-show-ignored)
(define-key toggle-map "k" 'git-toggle-show-unknown)
(define-key toggle-map "m" 'git-toggle-all-marks)
- (setq git-status-mode-map map)))
+ (setq git-status-mode-map map))
+ (easy-menu-define git-menu git-status-mode-map
+ "Git Menu"
+ `("Git"
+ ["Refresh" git-refresh-status t]
+ ["Commit" git-commit-file t]
+ ("Merge"
+ ["Next Unmerged File" git-next-unmerged-file t]
+ ["Prev Unmerged File" git-prev-unmerged-file t]
+ ["Mark as Resolved" git-resolve-file t]
+ ["Interactive Merge File" git-find-file-imerge t]
+ ["Diff Against Common Base File" git-diff-file-base t]
+ ["Diff Combined" git-diff-file-combined t]
+ ["Diff Against Merge Head" git-diff-file-merge-head t]
+ ["Diff Against Mine" git-diff-file-mine t]
+ ["Diff Against Other" git-diff-file-other t])
+ "--------"
+ ["Add File" git-add-file t]
+ ["Revert File" git-revert-file t]
+ ["Ignore File" git-ignore-file t]
+ ["Remove File" git-remove-file t]
+ "--------"
+ ["Find File" git-find-file t]
+ ["View File" git-view-file t]
+ ["Diff File" git-diff-file t]
+ ["Interactive Diff File" git-diff-file-idiff t]
+ ["Log" git-log-file t]
+ "--------"
+ ["Mark" git-mark-file t]
+ ["Mark All" git-mark-all t]
+ ["Unmark" git-unmark-file t]
+ ["Unmark All" git-unmark-all t]
+ ["Toggle All Marks" git-toggle-all-marks t]
+ ["Hide Handled Files" git-remove-handled t]
+ "--------"
+ ["Show Uptodate Files" git-toggle-show-uptodate :style toggle :selected git-show-uptodate]
+ ["Show Ignored Files" git-toggle-show-ignored :style toggle :selected git-show-ignored]
+ ["Show Unknown Files" git-toggle-show-unknown :style toggle :selected git-show-unknown]
+ "--------"
+ ["Quit" git-status-quit t])))
+
;; git mode should only run in the *git status* buffer
(put 'git-status-mode 'mode-class 'special)
(cd dir)
(git-status-mode)
(git-refresh-status)
- (goto-char (point-min)))
+ (goto-char (point-min))
+ (add-hook 'after-save-hook 'git-update-saved-file))
(message "%s is not a git working tree." dir)))
+(defun git-update-saved-file ()
+ "Update the corresponding git-status buffer when a file is saved.
+Meant to be used in `after-save-hook'."
+ (let* ((file (expand-file-name buffer-file-name))
+ (dir (condition-case nil (git-get-top-dir (file-name-directory file)) (error nil)))
+ (buffer (and dir (git-find-status-buffer dir))))
+ (when buffer
+ (with-current-buffer buffer
+ (let ((filename (file-relative-name file dir)))
+ ; skip files located inside the .git directory
+ (unless (string-match "^\\.git/" filename)
+ (git-call-process-env nil nil "add" "--refresh" "--" filename)
+ (git-update-status-files (list filename) 'uptodate)))))))
+
(defun git-help ()
"Display help for Git mode."
(interactive)