Expose the compile-time page size setting

Author: chriso

strings.c

@@ -341,3 +341,7 @@ size_t strings_allocated_bytes(const struct strings *strings) {
         block_allocated_bytes(strings->tree_nodes) +
         sizeof(*strings);
 }
+
+size_t strings_page_size() {
+    return PAGE_SIZE;
+}

strings.h

@@ -71,4 +71,7 @@ bool strings_restore(struct strings*, const struct strings_snapshot*);
 // Get the total bytes allocated, including overhead
 size_t strings_allocated_bytes(const struct strings*);
 
+// Get the page size
+size_t strings_page_size();
+
 #endif

tests.c

@@ -163,6 +163,8 @@ int main() {
     }
     assert(strings_intern(strings, "foobar") == count / 2 + 1);
 
+    assert(strings_page_size() == PAGE_SIZE);
+
     strings_free(strings);
     return 0;
 }