Moving src/webrtc into src/.

In order to eliminate the WebRTC Subtree mirror in Chromium, 
WebRTC is moving the content of the src/webrtc directory up
to the src/ directory.

NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
TBR=tommi@webrtc.org

Bug: chromium:611808
Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38
Reviewed-on: https://webrtc-review.googlesource.com/1560
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#19845}

rtc_tools/simple_command_line_parser.cc

@@ -0,0 +1,131 @@
+/*
+ *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "webrtc/rtc_tools/simple_command_line_parser.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <string>
+
+namespace webrtc {
+namespace test {
+
+CommandLineParser::CommandLineParser() {}
+CommandLineParser::~CommandLineParser() {}
+
+void CommandLineParser::Init(int argc, char** argv) {
+  args_ = std::vector<std::string> (argv + 1, argv + argc);
+}
+
+bool CommandLineParser::IsStandaloneFlag(std::string flag) {
+  return flag.find("=") == std::string::npos;
+}
+
+bool CommandLineParser::IsFlagWellFormed(std::string flag) {
+  size_t dash_pos = flag.find("--");
+  size_t equal_pos = flag.find("=");
+  if (dash_pos != 0) {
+    fprintf(stderr, "Wrong switch format: %s\n", flag.c_str());
+    fprintf(stderr, "Flag doesn't start with --\n");
+    return false;
+  }
+  size_t flag_length = flag.length() - 1;
+
+  // We use 3 here because we assume that the flags are in the format
+  // --flag_name=flag_value, thus -- are at positions 0 and 1 and we should have
+  // at least one symbol for the flag name.
+  if (equal_pos > 0 && (equal_pos < 3 || equal_pos == flag_length)) {
+    fprintf(stderr, "Wrong switch format: %s\n", flag.c_str());
+    fprintf(stderr, "Wrong placement of =\n");
+    return false;
+  }
+  return true;
+}
+
+std::string CommandLineParser::GetCommandLineFlagName(std::string flag) {
+  size_t dash_pos = flag.find("--");
+  size_t equal_pos = flag.find("=");
+  if (equal_pos == std::string::npos) {
+    return flag.substr(dash_pos + 2);
+  } else {
+    return flag.substr(dash_pos + 2, equal_pos - 2);
+  }
+}
+
+std::string CommandLineParser::GetCommandLineFlagValue(std::string flag) {
+  size_t equal_pos = flag.find("=");
+  if (equal_pos == std::string::npos) {
+    return "";
+  } else {
+    return flag.substr(equal_pos + 1);
+  }
+}
+
+void CommandLineParser::PrintEnteredFlags() {
+  std::map<std::string, std::string>::iterator flag_iter;
+  fprintf(stdout, "You have entered:\n");
+  for (flag_iter = flags_.begin(); flag_iter != flags_.end(); ++flag_iter) {
+    if (flag_iter->first != "help") {
+      fprintf(stdout, "%s=%s, ", flag_iter->first.c_str(),
+              flag_iter->second.c_str());
+    }
+  }
+  fprintf(stdout, "\n");
+}
+
+void CommandLineParser::ProcessFlags() {
+  std::map<std::string, std::string>::iterator flag_iter;
+  std::vector<std::string>::iterator iter;
+  for (iter = args_.begin(); iter != args_.end(); ++iter) {
+    if (!IsFlagWellFormed(*iter)) {
+      // Ignore badly formated flags.
+      continue;
+    }
+    std::string flag_name = GetCommandLineFlagName(*iter);
+    flag_iter = flags_.find(flag_name);
+    if (flag_iter == flags_.end()) {
+      // Ignore unknown flags.
+      fprintf(stdout, "Flag '%s' is not recognized\n", flag_name.c_str());
+      continue;
+    }
+    if (IsStandaloneFlag(*iter)) {
+      flags_[flag_name] = "true";
+    } else {
+      flags_[flag_name] = GetCommandLineFlagValue(*iter);
+    }
+  }
+}
+
+void CommandLineParser::SetUsageMessage(std::string usage_message) {
+  usage_message_ = usage_message;
+}
+
+void CommandLineParser::PrintUsageMessage() {
+  fprintf(stdout, "%s", usage_message_.c_str());
+}
+
+void CommandLineParser::SetFlag(std::string flag_name,
+                                std::string default_flag_value) {
+  flags_[flag_name] = default_flag_value;
+}
+
+std::string CommandLineParser::GetFlag(std::string flag_name) {
+  std::map<std::string, std::string>::iterator flag_iter;
+  flag_iter = flags_.find(flag_name);
+  // If no such flag.
+  if (flag_iter == flags_.end()) {
+    return "";
+  }
+  return flag_iter->second;
+}
+
+}  // namespace test
+}  // namespace webrtc