Port module_bignum_count_max to strict C

* src/emacs-module.c (module_bignum_count_max): Make
this a macro, not an enum, since it might not fit into
int as C99 requires.

diff --git a/src/emacs-module.c b/src/emacs-module.c
index 0974a199e5e67011a7991ecc7038a02ead0788dd..0d3cce0276b2687ed36b06015a51c69c2a934d76 100644 (file)
--- a/src/emacs-module.c
+++ b/src/emacs-module.c
@@ -955,11 +955,9 @@ single memcpy to convert the magnitude.  This way we largely avoid the
 import/export overhead on most platforms.
 */
 
-enum
-{
-  /* Documented maximum count of magnitude elements. */
-  module_bignum_count_max = min (SIZE_MAX, PTRDIFF_MAX) / sizeof (emacs_limb_t)
-};
+/* Documented maximum count of magnitude elements. */
+#define module_bignum_count_max \
+  ((ptrdiff_t) min (SIZE_MAX, PTRDIFF_MAX) / sizeof (emacs_limb_t))
 
 /* Verify that emacs_limb_t indeed has unique object
    representations.  */