* lisp.h (make_gap_1): New prototype.

[bpt/emacs.git] / src / buffer.h

diff --git a/src/buffer.h b/src/buffer.h
index eb6a9d4..ec9c34b 100644 (file)
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -320,6 +320,16 @@ while (0)
 #define BUF_BYTES_MAX \
   (ptrdiff_t) min (MOST_POSITIVE_FIXNUM - 1, min (SIZE_MAX, PTRDIFF_MAX))
 
+/* Maximum gap size after compact_buffer, in bytes.  Also
+   used in make_gap_larger to get some extra reserved space.  */
+
+#define GAP_BYTES_DFL 2000
+
+/* Minimum gap size after compact_buffer, in bytes.  Also
+   used in make_gap_smaller to avoid too small gap size.  */
+
+#define GAP_BYTES_MIN 20
+
 /* Return the address of byte position N in current buffer.  */
 
 #define BYTE_POS_ADDR(n) \