patch 8.1.1228: not possible to process tags with a functionv8.1.1228

Problem:    Not possible to process tags with a function.
Solution:   Add tagfunc() (Christian Brabandt, Andy Massimino, closes #4010)

1 files changed, 6 insertions, 4 deletions

diff --git a/src/window.c b/src/window.c
index 4a92d6cb5..1914a3d87 100644
--- a/src/window.c
+++ b/src/window.c
@@ -1326,10 +1326,12 @@ win_init(win_T *newp, win_T *oldp, int flags UNUSED)
     /* copy tagstack and folds */
     for (i = 0; i < oldp->w_tagstacklen; i++)
     {
-	newp->w_tagstack[i] = oldp->w_tagstack[i];
-	if (newp->w_tagstack[i].tagname != NULL)
-	    newp->w_tagstack[i].tagname =
-				   vim_strsave(newp->w_tagstack[i].tagname);
+	taggy_T	*tag = &newp->w_tagstack[i];
+	*tag = oldp->w_tagstack[i];
+	if (tag->tagname != NULL)
+	    tag->tagname = vim_strsave(tag->tagname);
+	if (tag->user_data != NULL)
+	    tag->user_data = vim_strsave(tag->user_data);
     }
     newp->w_tagstackidx = oldp->w_tagstackidx;
     newp->w_tagstacklen = oldp->w_tagstacklen;