Implement system clipboard registers "* and "+

Both registers are currently treated identically.
The actual system integration is performed by two shell
scripts vis-copy and vis-paste.

1 files changed, 2 insertions, 0 deletions

diff --git a/buffer.h b/buffer.h
index 0dc2dc6..037055b 100644
--- a/buffer.h
+++ b/buffer.h
@@ -16,6 +16,8 @@ typedef struct {
 void buffer_init(Buffer*);
 /* release/free all data stored in this buffer, reset size to zero */
 void buffer_release(Buffer*);
+/* set buffer size to zero, keep allocated memory */
+void buffer_clear(Buffer*);
 /* reserve space to store at least size bytes in this buffer.*/
 bool buffer_grow(Buffer*, size_t size);
 /* truncate buffer, but keep associated memory region for further data */