Convert autosuspend_wakeup_count.c to cpp

Change this file to cpp before cleaning it up.

Bug: 70669809
Test:  Suspend works
Change-Id: Ice927dbb205447a94f33b417e32f7c2cd79613eb

libsuspend/Android.bp

@@ -9,7 +9,7 @@ cc_library {
 
     srcs: [
         "autosuspend.c",
-        "autosuspend_wakeup_count.c",
+        "autosuspend_wakeup_count.cpp",
     ],
     export_include_dirs: ["include"],
     local_include_dirs: ["include"],

libsuspend/autosuspend_ops.h

@@ -23,6 +23,8 @@ struct autosuspend_ops {
     void (*set_wakeup_callback)(void (*func)(bool success));
 };
 
+__BEGIN_DECLS
 struct autosuspend_ops *autosuspend_wakeup_count_init(void);
+__END_DECLS
 
 #endif

libsuspend/autosuspend_wakeup_count.cpp

@@ -21,8 +21,8 @@
 #include <fcntl.h>
 #include <pthread.h>
 #include <semaphore.h>
-#include <stddef.h>
 #include <stdbool.h>
+#include <stddef.h>
 #include <string.h>
 #include <sys/param.h>
 #include <sys/stat.h>
@@ -68,8 +68,8 @@ static void* suspend_thread_func(void* arg __attribute__((unused))) {
         success = false;
         ALOGV("%s: read wakeup_count", __func__);
         lseek(wakeup_count_fd, 0, SEEK_SET);
-        wakeup_count_len = TEMP_FAILURE_RETRY(read(wakeup_count_fd, wakeup_count,
-                sizeof(wakeup_count)));
+        wakeup_count_len =
+            TEMP_FAILURE_RETRY(read(wakeup_count_fd, wakeup_count, sizeof(wakeup_count)));
         if (wakeup_count_len < 0) {
             strerror_r(errno, buf, sizeof(buf));
             ALOGE("Error reading from %s: %s", SYS_POWER_WAKEUP_COUNT, buf);