mirror of
https://github.com/klzgrad/naiveproxy.git
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140 lines
4.2 KiB
C++
140 lines
4.2 KiB
C++
// Copyright 2016 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/visual_studio_utils.h"
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#include <vector>
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#include "base/md5.h"
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#include "base/strings/string_split.h"
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#include "base/strings/string_util.h"
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CompilerOptions::CompilerOptions() = default;
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CompilerOptions::~CompilerOptions() = default;
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LinkerOptions::LinkerOptions() = default;
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LinkerOptions::~LinkerOptions() = default;
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std::string MakeGuid(const std::string& entry_path, const std::string& seed) {
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std::string str = base::ToUpperASCII(base::MD5String(seed + entry_path));
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return '{' + str.substr(0, 8) + '-' + str.substr(8, 4) + '-' +
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str.substr(12, 4) + '-' + str.substr(16, 4) + '-' +
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str.substr(20, 12) + '}';
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}
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#define SetOption(condition, member, value) \
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if (condition) { \
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options->member = value; \
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return; \
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}
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#define AppendOption(condition, member, value, separator) \
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if (condition) { \
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options->member += value + separator; \
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return; \
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}
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void ParseCompilerOption(const std::string& cflag, CompilerOptions* options) {
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if (cflag.size() > 2 && cflag[0] == '/') {
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switch (cflag[1]) {
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case 'F':
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AppendOption(cflag.size() > 3 && cflag[2] == 'I', forced_include_files,
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cflag.substr(3), ';')
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break;
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case 'G':
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if (cflag[2] == 'S') {
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SetOption(cflag.size() == 3, buffer_security_check, "true")
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SetOption(cflag.size() == 4 && cflag[3] == '-',
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buffer_security_check, "false")
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}
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break;
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case 'M':
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switch (cflag[2]) {
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case 'D':
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SetOption(cflag.size() == 3, runtime_library, "MultiThreadedDLL")
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SetOption(cflag.size() == 4 && cflag[3] == 'd', runtime_library,
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"MultiThreadedDebugDLL")
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break;
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case 'T':
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SetOption(cflag.size() == 3, runtime_library, "MultiThreaded")
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SetOption(cflag.size() == 4 && cflag[3] == 'd', runtime_library,
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"MultiThreadedDebug")
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break;
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}
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break;
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case 'O':
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switch (cflag[2]) {
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case '1':
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SetOption(cflag.size() == 3, optimization, "MinSpace")
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break;
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case '2':
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SetOption(cflag.size() == 3, optimization, "MaxSpeed")
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break;
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case 'd':
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SetOption(cflag.size() == 3, optimization, "Disabled")
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break;
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case 'x':
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SetOption(cflag.size() == 3, optimization, "Full")
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break;
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}
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break;
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case 'T':
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// Skip flags that cause treating all source files as C and C++ files.
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if (cflag.size() == 3 && (cflag[2] == 'C' || cflag[2] == 'P'))
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return;
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break;
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case 'W':
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switch (cflag[2]) {
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case '0':
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case '1':
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case '2':
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case '3':
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case '4':
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SetOption(cflag.size() == 3, warning_level,
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std::string("Level") + cflag[2])
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break;
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case 'X':
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SetOption(cflag.size() == 3, treat_warning_as_error, "true")
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break;
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}
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break;
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case 'w':
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AppendOption(cflag.size() > 3 && cflag[2] == 'd',
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disable_specific_warnings, cflag.substr(3), ';')
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break;
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}
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}
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// Put everything else into additional_options.
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options->additional_options += cflag + ' ';
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}
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// Parses |ldflags| value and stores it in |options|.
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void ParseLinkerOption(const std::string& ldflag, LinkerOptions* options) {
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const char kSubsytemPrefix[] ="/SUBSYSTEM:";
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if (base::StartsWith(ldflag, kSubsytemPrefix,
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base::CompareCase::SENSITIVE)) {
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const std::string subsystem(
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ldflag.begin() + std::string(kSubsytemPrefix).length(),
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ldflag.end());
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const std::vector<std::string> tokens = base::SplitString(
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subsystem, ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
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if (!tokens.empty())
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options->subsystem = tokens[0];
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}
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}
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