Zygote: Better logging for setgroups failures. am: 593aab732d am: f72999b8aa

am: 7dc461f4c6 Change-Id: I800979f391ba810ff37ceebc845582e5d8ab7b47
2016-08-10 08:54:38 +00:00
parent b4bfb37bfd 7dc461f4c6
commit 5b5cb7fe7a
1 changed files with 3 additions and 1 deletions
--- a/core/jni/com_android_internal_os_Zygote.cpp
+++ b/core/jni/com_android_internal_os_Zygote.cpp
@@ -195,7 +195,9 @@ static void SetGids(JNIEnv* env, jintArray javaGids) {
  }
  int rc = setgroups(gids.size(), reinterpret_cast<const gid_t*>(&gids[0]));
  if (rc == -1) {
-    RuntimeAbort(env, __LINE__, "setgroups failed");
+    std::ostringstream oss;
+    oss << "setgroups failed: " << strerror(errno) << ", gids.size=" << gids.size();
+    RuntimeAbort(env, __LINE__, oss.str().c_str());
  }
 }