[PATCH v6 2/2] win32u: Make the replacement font not the replaced font.

[Jiajin Cui]

From: Jiajin Cui

If we're going to allow replacements of replacements，get_family_face_list will be error.

Signed-off-by: Jiajin Cui 
---
 dlls/win32u/font.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/win32u/font.c b/dlls/win32u/font.c
index e26c7bfa316..9f24fe716df 100644
--- a/dlls/win32u/font.c
+++ b/dlls/win32u/font.c
@@ -903,6 +903,12 @@ static BOOL add_family_replacement( const WCHAR *new_name, const WCHAR *replace
         return FALSE;
     }

+    if(family->replacement)
+    {
+        WARN( "%s is replaced by another font!\n", debugstr_w(replace));
+        return FALSE;
+    }
+
     if (!(new_family = create_family( new_name, NULL ))) return FALSE;
     new_family->replacement = family;
     family->refcount++;