1 files changed, 74 insertions, 0 deletions
diff --git a/src/main/native/unix_jni_linux.cc b/src/main/native/unix_jni_linux.cc
new file mode 100644
index 0000000000..3562adb475
--- /dev/null
+++ b/src/main/native/unix_jni_linux.cc
@@ -0,0 +1,74 @@
+// Copyright 2014 Google Inc. All rights reserved.
+//
+// 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 "unix_jni.h"
+
+#include <string.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/xattr.h>
+
+#include <string>
+
+std::string ErrorMessage(int error_number) {
+  char buf[1024] = "";
+
+  // In its infinite wisdom, GNU libc defines strerror_r with extended
+  // functionality which is not compatible with not the
+  // SUSv3-conformant one which returns an error code; see DESCRIPTION
+  // at strerror(1).
+  return std::string(strerror_r(error_number, buf, sizeof buf));
+}
+
+int portable_fstatat(int dirfd, char *name, struct stat *statbuf, int flags) {
+  return fstatat(dirfd, name, statbuf, flags);
+}
+
+int StatSeconds(const struct stat &statbuf, StatTimes t) {
+  switch (t) {
+    case STAT_ATIME:
+      return statbuf.st_atim.tv_sec;
+    case STAT_CTIME:
+      return statbuf.st_ctim.tv_sec;
+    case STAT_MTIME:
+      return statbuf.st_mtim.tv_sec;
+    default:
+      CHECK(false);
+  }
+  return 0;
+}
+
+int StatNanoSeconds(const struct stat &statbuf, StatTimes t) {
+  switch (t) {
+    case STAT_ATIME:
+      return statbuf.st_atim.tv_nsec;
+    case STAT_CTIME:
+      return statbuf.st_ctim.tv_nsec;
+    case STAT_MTIME:
+      return statbuf.st_mtim.tv_nsec;
+    default:
+      CHECK(false);
+  }
+  return 0;
+}
+
+ssize_t portable_getxattr(const char *path, const char *name, void *value,
+                          size_t size) {
+  return ::getxattr(path, name, value, size);
+}
+
+ssize_t portable_lgetxattr(const char *path, const char *name, void *value,
+                           size_t size) {
+  return ::lgetxattr(path, name, value, size);
+}