Adjust in response to jan.h.d's comments.

See, for example <http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9196#26>.

1 files changed, 6 insertions, 6 deletions

diff --git a/src/region-cache.h b/src/region-cache.h
index ea767ed0dc3..8e1be716776 100644
--- a/src/region-cache.h
+++ b/src/region-cache.h
@@ -72,7 +72,7 @@ void free_region_cache (struct region_cache *);
    no newlines", in the case of the line cache).  */
 extern void know_region_cache (struct buffer *BUF,
                                struct region_cache *CACHE,
-                               EMACS_INT START, EMACS_INT END);
+                               ptrdiff_t START, ptrdiff_t END);
 
 /* Indicate that a section of BUF has changed, to invalidate CACHE.
    HEAD is the number of chars unchanged at the beginning of the buffer.
@@ -84,7 +84,7 @@ extern void know_region_cache (struct buffer *BUF,
    args to pass are the same before and after such an operation.)  */
 extern void invalidate_region_cache (struct buffer *BUF,
                                      struct region_cache *CACHE,
-                                     EMACS_INT HEAD, EMACS_INT TAIL);
+                                     ptrdiff_t HEAD, ptrdiff_t TAIL);
 
 /* The scanning functions.
 
@@ -100,13 +100,13 @@ extern void invalidate_region_cache (struct buffer *BUF,
    position after POS where the knownness changes.  */
 extern int region_cache_forward (struct buffer *BUF,
                                  struct region_cache *CACHE,
-                                 EMACS_INT POS,
-                                 EMACS_INT *NEXT);
+                                 ptrdiff_t POS,
+                                 ptrdiff_t *NEXT);
 
 /* Return true if the text immediately before POS in BUF is known, for
    the purposes of CACHE.  If NEXT is non-zero, set *NEXT to the nearest
    position before POS where the knownness changes.  */
 extern int region_cache_backward (struct buffer *BUF,
                                   struct region_cache *CACHE,
-                                  EMACS_INT POS,
-                                  EMACS_INT *NEXT);
+                                  ptrdiff_t POS,
+                                  ptrdiff_t *NEXT);