(Fw32_set_clipboard_data): Update `nbytes' correctly

after getting a new string by pre-write-conversion.

1 files changed, 5 insertions, 1 deletions

diff --git a/src/w32select.c b/src/w32select.c
index 0c8849c7be6..20f7cfc457f 100644
--- a/src/w32select.c
+++ b/src/w32select.c
@@ -130,6 +130,8 @@ DEFUN ("w32-set-clipboard-data", Fw32_set_clipboard_data,
 
   BLOCK_INPUT;
 
+  /* Include the terminating NULL character in the source of
+     conversion.  */
   nbytes = SBYTES (string) + 1;
   src = SDATA (string);
   dst = src;
@@ -208,7 +210,9 @@ DEFUN ("w32-set-clipboard-data", Fw32_set_clipboard_data,
           {
             string = run_pre_post_conversion_on_str (string, &coding, 1);
             src = SDATA (string);
-            nbytes = SBYTES (string);
+            /* Include the terminating NULL character in the source of
+               conversion.  */
+            nbytes = SBYTES (string) + 1;
           }
         coding.src_multibyte = 1;
         coding.dst_multibyte = 0;