85 lines
1.9 KiB
C++
85 lines
1.9 KiB
C++
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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "tools/gn/standard_out.h"
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#include "build/build_config.h"
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#if defined(OS_WIN)
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#include <windows.h>
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#else
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#include <stdio.h>
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#endif
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namespace {
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bool initialized = false;
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#if defined(OS_WIN)
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HANDLE hstdout;
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WORD default_attributes;
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bool is_console = false;
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#endif
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void EnsureInitialized() {
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if (initialized)
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return;
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initialized = true;
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#if defined(OS_WIN)
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hstdout = ::GetStdHandle(STD_OUTPUT_HANDLE);
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CONSOLE_SCREEN_BUFFER_INFO info;
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is_console = !!::GetConsoleScreenBufferInfo(hstdout, &info);
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default_attributes = info.wAttributes;
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#endif
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}
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} // namespace
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#if defined(OS_WIN)
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void OutputString(const std::string& output, TextDecoration dec) {
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EnsureInitialized();
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if (is_console) {
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switch (dec) {
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case DECORATION_NONE:
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break;
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case DECORATION_BOLD:
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::SetConsoleTextAttribute(hstdout, FOREGROUND_INTENSITY);
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break;
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case DECORATION_RED:
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::SetConsoleTextAttribute(hstdout,
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FOREGROUND_RED | FOREGROUND_INTENSITY);
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break;
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case DECORATION_GREEN:
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// Keep green non-bold.
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::SetConsoleTextAttribute(hstdout, FOREGROUND_GREEN);
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break;
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case DECORATION_BLUE:
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::SetConsoleTextAttribute(hstdout,
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FOREGROUND_BLUE | FOREGROUND_INTENSITY);
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break;
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case DECORATION_YELLOW:
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::SetConsoleTextAttribute(hstdout,
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FOREGROUND_RED | FOREGROUND_GREEN);
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break;
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}
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}
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DWORD written = 0;
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::WriteFile(hstdout, output.c_str(), output.size(), &written, NULL);
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if (is_console)
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::SetConsoleTextAttribute(hstdout, default_attributes);
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}
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#else
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void OutputString(const std::string& output, TextDecoration dec) {
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printf("%s", output.c_str());
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}
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#endif
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