libcutils: turn on -Werror
- Deal with some -Wunused / -Wunused-variable issues
Change-Id: I28c23fb213382a392ec30935749fb359e072d664
diff --git a/libcutils/iosched_policy.c b/libcutils/iosched_policy.c
index 5d90a01..67e101d 100644
--- a/libcutils/iosched_policy.c
+++ b/libcutils/iosched_policy.c
@@ -1,5 +1,4 @@
/*
-**
** Copyright 2007-2014, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
@@ -15,12 +14,12 @@
** limitations under the License.
*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
#include <errno.h>
#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
#ifdef HAVE_SCHED_H
@@ -30,6 +29,9 @@
/* #include <linux/ioprio.h> */
extern int ioprio_set(int which, int who, int ioprio);
extern int ioprio_get(int which, int who);
+#define __android_unused
+#else
+#define __android_unused __attribute__((__unused__))
#endif
enum {
@@ -41,7 +43,7 @@
#define CLASS_SHIFT 13
#define IOPRIO_NORM 4
-int android_set_ioprio(int pid, IoSchedClass clazz, int ioprio) {
+int android_set_ioprio(int pid __android_unused, IoSchedClass clazz __android_unused, int ioprio __android_unused) {
#ifdef HAVE_ANDROID_OS
if (ioprio_set(WHO_PROCESS, pid, ioprio | (clazz << CLASS_SHIFT))) {
return -1;
@@ -50,7 +52,7 @@
return 0;
}
-int android_get_ioprio(int pid, IoSchedClass *clazz, int *ioprio) {
+int android_get_ioprio(int pid __android_unused, IoSchedClass *clazz, int *ioprio) {
#ifdef HAVE_ANDROID_OS
int rc;