Add a method to get the system's page size

1 files changed, 9 insertions, 0 deletions

diff --git a/common/almalloc.h b/common/almalloc.h
index 8eadb5b3..a4297cf5 100644
--- a/common/almalloc.h
+++ b/common/almalloc.h
@@ -14,6 +14,15 @@ void *al_malloc(size_t alignment, size_t size);
 void *al_calloc(size_t alignment, size_t size);
 void al_free(void *ptr);
 
+size_t al_get_page_size(void);
+
+/**
+ * Returns non-0 if the allocation function has direct alignment handling.
+ * Otherwise, the standard malloc is used with an over-allocation and pointer
+ * offset strategy.
+ */
+int al_is_sane_alignment_allocator(void);
+
 #ifdef __cplusplus
 }
 #endif