Align process implementation and fix bugs

runtime/bin/process_android.cc

Index: runtime/bin/process_android.cc
diff --git a/runtime/bin/process_android.cc b/runtime/bin/process_android.cc
index 58faa0450a0ef049fcb3f96daa5d58c07794520f..352df04362016eefb9a1e9dc0b0fcc14b3efa39d 100644
--- a/runtime/bin/process_android.cc
+++ b/runtime/bin/process_android.cc
@@ -468,7 +468,8 @@ int Process::Start(const char* path,
       }
       VOID_TEMP_FAILURE_RETRY(close(read_err[1]));
 
-      if (working_directory != NULL && chdir(working_directory) == -1) {
+      if (working_directory != NULL &&
+          TEMP_FAILURE_RETRY(chdir(working_directory)) == -1) {
         ReportChildError(exec_control[1]);
       }
 
@@ -493,7 +494,7 @@ int Process::Start(const char* path,
 
   if (!detach) {
     int event_fds[2];
-    result = pipe(event_fds);
+    result = TEMP_FAILURE_RETRY(pipe(event_fds));
     if (result < 0) {
       SetChildOsErrorMessage(os_error_message);
       VOID_TEMP_FAILURE_RETRY(close(read_in[0]));