Handle MAP_ANON vs. MAP_ANONYMOUS

chriso · chriso · commit 49a95794b7fd · 2016-02-20T05:56:42.000+09:00
diff --git a/page.h b/page.h
@@ -1,9 +1,15 @@
 #ifdef MMAP_PAGES
 #include <sys/mman.h>
 
+#ifdef __APPLE__
+# define INTERN_MAP_ANON MAP_ANON
+#else
+# define INTERN_MAP_ANON MAP_ANONYMOUS
+#endif
+
 static inline void *page_alloc(size_t page_size) {
     return mmap(NULL, page_size, PROT_READ | PROT_WRITE,
-                MAP_ANON | MAP_PRIVATE, -1, 0);
+                INTERN_MAP_ANON | MAP_PRIVATE, -1, 0);
 }
 
 static inline void page_free(void *ptr, size_t page_size) {
