Fix write to file when no changes

A change of which file to write to was not considered a "change",
thus not actually writing the file to disk since it was already
"saved".

1 files changed, 1 insertions, 0 deletions

diff --git a/src/dged/buffer.c b/src/dged/buffer.c
index c34d314..7e9789a 100644
--- a/src/dged/buffer.c
+++ b/src/dged/buffer.c
@@ -606,6 +606,7 @@ void buffer_to_file(struct buffer *buffer) {
 
 void buffer_write_to(struct buffer *buffer, const char *filename) {
   buffer->filename = to_abspath(filename);
+  buffer->modified = true;
   buffer_to_file(buffer);
 }