1 files changed, 37 insertions, 0 deletions
diff --git a/tensorflow/stream_executor/lib/process_state.cc b/tensorflow/stream_executor/lib/process_state.cc
new file mode 100644
index 0000000000..c20493b263
--- /dev/null
+++ b/tensorflow/stream_executor/lib/process_state.cc
@@ -0,0 +1,37 @@
+#include "tensorflow/stream_executor/lib/process_state.h"
+
+#include <unistd.h>
+
+#include <memory>
+
+namespace perftools {
+namespace gputools {
+namespace port {
+
+string Hostname() {
+  char hostname[1024];
+  gethostname(hostname, sizeof hostname);
+  hostname[sizeof hostname - 1] = 0;
+  return hostname;
+}
+
+bool GetCurrentDirectory(string* dir) {
+  size_t len = 128;
+  std::unique_ptr<char[]> a(new char[len]);
+  for (;;) {
+    char* p = getcwd(a.get(), len);
+    if (p != NULL) {
+      *dir = p;
+      return true;
+    } else if (errno == ERANGE) {
+      len += len;
+      a.reset(new char[len]);
+    } else {
+      return false;
+    }
+  }
+}
+
+}  // namespace port
+}  // namespace gputools
+}  // namespace perftools