Add a sys/procfs.h.

Needed for building gdbserver out of the box.

Bug: http://b/21695943
Bug: https://code.google.com/p/android/issues/detail?id=86712
Change-Id: Ieadda2b595f08bfddfa61fcd68006b8e7c1a438d
(cherry picked from commit bf18c61798d1ae9197ae087ed85e94eef55e8678)

2 files changed, 40 insertions, 0 deletions

diff --git a/tests/Android.mk b/tests/Android.mk
index 29e9e1e..964a34a 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -96,6 +96,7 @@ libBionicStandardTests_src_files := \
     sys_epoll_test.cpp \
     sys_mman_test.cpp \
     sys_personality_test.cpp \
+    sys_procfs_test.cpp \
     sys_resource_test.cpp \
     sys_select_test.cpp \
     sys_sendfile_test.cpp \
diff --git a/tests/sys_procfs_test.cpp b/tests/sys_procfs_test.cpp
new file mode 100644
index 0000000..8054869
--- /dev/null
+++ b/tests/sys_procfs_test.cpp
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+
+#include <sys/procfs.h>
+
+TEST(sys_procfs, smoke) {
+  elf_greg_t reg;
+  memset(&reg, 0, sizeof(reg));
+
+  elf_gregset_t regs;
+  memset(&regs, 0, sizeof(regs));
+
+  elf_fpregset_t fp_regs;
+  memset(&fp_regs, 0, sizeof(fp_regs));
+
+  prgregset_t pr_g_regs;
+  memset(&pr_g_regs, 0, sizeof(pr_g_regs));
+
+  prfpregset_t pr_fp_regs;
+  memset(&pr_fp_regs, 0, sizeof(pr_fp_regs));
+
+  static_assert(sizeof(prgregset_t) == sizeof(elf_gregset_t), "");
+  static_assert(sizeof(prfpregset_t) == sizeof(elf_fpregset_t), "");
+}