branch: externals/ggtags
commit 8e16861392d7499bf3a212db1f5e9e0ef2e4fba9
Author: Leo Liu <sdl....@gmail.com>
Commit: Leo Liu <sdl....@gmail.com>
Fix #214: unbreak xref support on Emacs <= 27
---
ggtags.el | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/ggtags.el b/ggtags.el
index 85e6fd30f6..3e9e9bc2f2 100644
--- a/ggtags.el
+++ b/ggtags.el
@@ -2371,11 +2371,23 @@ Function `ggtags-eldoc-function' disabled for eldoc in
current buffer: %S" err))
(cl-defstruct (ggtags-xref-location
(:constructor ggtags-make-xref-location (file line column
project-root)))
- file project-root)
+ file line column project-root)
(cl-defmethod xref-location-group ((l ggtags-xref-location))
(file-relative-name (ggtags-xref-location-file l)
(ggtags-xref-location-project-root l)))
+(cl-defmethod xref-location-marker ((l ggtags-xref-location))
+ (let ((buffer (find-file-noselect (ggtags-xref-location-file l))))
+ (with-current-buffer buffer
+ (save-excursion
+ (goto-char (point-min))
+ (forward-line (1- (ggtags-xref-location-line l)))
+ (move-to-column (1- (ggtags-xref-location-column l)))
+ (point-marker)))))
+
+(cl-defmethod xref-location-line ((l ggtags-xref-location))
+ (ggtags-xref-location-line l))
+
(defun ggtags--xref-backend ()
(and (ggtags-find-project)
(let ((tag (ggtags-tag-at-point)))
