Merge pull request #6 from dextero/is-loggable

Add __android_log_is_loggable_len

Author: Nercury

src/lib.rs

@@ -13,6 +13,8 @@ pub type c_va_list = raw::c_void;
 pub type c_int = raw::c_int;
 #[allow(non_camel_case_types)]
 pub type c_char = raw::c_char;
+#[allow(non_camel_case_types)]
+pub type c_size_t = raw::c_ulong;
 
 // automatically generated by rust-bindgen
 
@@ -89,5 +91,10 @@ extern "C" {
                                      tag: *const c_char,
                                      default_prio: c_int)
                                      -> c_int;
+    pub fn __android_log_is_loggable_len(prio: c_int,
+                                         tag: *const c_char,
+                                         size: c_size_t,
+                                         default_prio: c_int)
+                                         -> c_int;
     pub fn __android_log_write_log_message(log_message: *mut __android_log_message);
 }