Add openfst to external, as used by GoogleTTSandroid-sdk-support_r11android-cts-4.2_r2android-cts-4.2_r1android-cts-4.1_r4android-cts-4.1_r2android-cts-4.1_r1android-4.2_r1android-4.2.2_r1.2android-4.2.2_r1.1android-4.2.2_r1android-4.2.1_r1.2android-4.2.1_r1.1android-4.2.1_r1android-4.1.2_r2.1android-4.1.2_r2android-4.1.2_r1android-4.1.1_r6.1android-4.1.1_r6android-4.1.1_r5android-4.1.1_r4android-4.1.1_r3android-4.1.1_r2android-4.1.1_r1.1android-4.1.1_r1tools_r22tools_r21jb-releasejb-mr1.1-releasejb-mr1.1-dev-plus-aospjb-mr1.1-devjb-mr1-releasejb-mr1-dev-plus-aospjb-mr1-devjb-mr0-releasejb-dev

Moved from GoogleTTS

Change-Id: I6bc6bdadaa53bd0f810b88443339f6d899502cc8

1 files changed, 103 insertions, 0 deletions

diff --git a/src/lib/flags.cc b/src/lib/flags.cc
new file mode 100644
index 0000000..d05fd73
--- /dev/null
+++ b/src/lib/flags.cc
@@ -0,0 +1,103 @@
+// flags.cc
+//
+// 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.
+//
+// Author: riley@google.com (Michael Riley)
+//
+// \file
+// Google-style flag handling definitions
+
+#include <cstring>
+
+#include <fst/compat.h>
+#include <fst/flags.h>
+
+DEFINE_int32(v, 0, "verbose level");
+DEFINE_bool(help, false, "show usage information");
+DEFINE_string(tmpdir, "/tmp/", "temporary directory");
+
+using namespace std;
+
+static string flag_usage;
+
+void SetFlags(const char *usage, int *argc, char ***argv, bool remove_flags) {
+  flag_usage = usage;
+  int index = 1;
+  for (; index < *argc; ++index) {
+    string argval = (*argv)[index];
+
+    if (argval[0] != '-' || argval == "-")
+      break;
+    while (argval[0] == '-')
+      argval = argval.substr(1);  // remove initial '-'s
+
+    string arg = argval;
+    string val = "";
+
+    // split argval (arg=val) into arg and val
+    int pos = argval.find("=");
+    if (pos != string::npos) {
+      arg = argval.substr(0, pos);
+      val = argval.substr(pos + 1);
+    }
+
+    FlagRegister<bool> *bool_register =
+      FlagRegister<bool>::GetRegister();
+    if (bool_register->SetFlag(arg, val))
+      continue;
+    FlagRegister<string> *string_register =
+      FlagRegister<string>::GetRegister();
+    if (string_register->SetFlag(arg, val))
+      continue;
+    FlagRegister<int32> *int32_register =
+      FlagRegister<int32>::GetRegister();
+    if (int32_register->SetFlag(arg, val))
+      continue;
+    FlagRegister<int64> *int64_register =
+      FlagRegister<int64>::GetRegister();
+    if (int64_register->SetFlag(arg, val))
+      continue;
+    FlagRegister<double> *double_register =
+      FlagRegister<double>::GetRegister();
+    if (double_register->SetFlag(arg, val))
+      continue;
+
+    LOG(FATAL) << "SetFlags: Bad option: " << (*argv)[index];
+  }
+
+  if (remove_flags) {
+    for (int i = 0; i < *argc - index; ++i)
+      (*argv)[i + 1] = (*argv)[i + index];
+    *argc -= index - 1;
+  }
+
+  if (FLAGS_help) {
+    ShowUsage();
+    exit(1);
+  }
+}
+
+void ShowUsage() {
+  cout << flag_usage << "\n";
+  cout << "  Flags Description:\n";
+  FlagRegister<bool> *bool_register = FlagRegister<bool>::GetRegister();
+  bool_register->ShowUsage();
+  FlagRegister<string> *string_register = FlagRegister<string>::GetRegister();
+  string_register->ShowUsage();
+  FlagRegister<int32> *int32_register = FlagRegister<int32>::GetRegister();
+  int32_register->ShowUsage();
+  FlagRegister<int64> *int64_register = FlagRegister<int64>::GetRegister();
+  int64_register->ShowUsage();
+  FlagRegister<double> *double_register = FlagRegister<double>::GetRegister();
+  double_register->ShowUsage();
+}