blob: 327e120279c5b26d20b18b67fbef356646e7b192 [file] [log] [blame]
// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/json/string_escape.h"
#include "tools/gn/config_values_extractors.h"
#include "tools/gn/escape.h"
#include "tools/gn/filesystem_utils.h"
#include "tools/gn/path_output.h"
#include "tools/gn/target.h"
#include "tools/gn/toolchain.h"
struct DefineWriter {
DefineWriter() { options.mode = ESCAPE_NINJA_COMMAND; }
DefineWriter(EscapingMode mode, bool escape_strings)
: escape_strings(escape_strings) {
options.mode = mode;
void operator()(const std::string& s, std::ostream& out) const {
out << " ";
if (escape_strings) {
std::string dest;
base::EscapeJSONString(s, false, &dest);
EscapeStringToStream(out, "-D" + dest, options);
EscapeStringToStream(out, "-D" + s, options);
EscapeOptions options;
bool escape_strings = false;
struct IncludeWriter {
explicit IncludeWriter(PathOutput& path_output) : path_output_(path_output) {}
~IncludeWriter() = default;
void operator()(const SourceDir& d, std::ostream& out) const {
std::ostringstream path_out;
path_output_.WriteDir(path_out, d, PathOutput::DIR_NO_LAST_SLASH);
const std::string& path = path_out.str();
if (path[0] == '"')
out << " \"-I" << path.substr(1);
out << " -I" << path;
PathOutput& path_output_;
// has_precompiled_headers is set when this substitution matches a tool type
// that supports precompiled headers, and this target supports precompiled
// headers. It doesn't indicate if the tool has precompiled headers (this
// will be looked up by this function).
// The tool_type indicates the corresponding tool for flags that are
// tool-specific (e.g. "cflags_c"). For non-tool-specific flags (e.g.
// "defines") tool_type should be TYPE_NONE.
void WriteOneFlag(const Target* target,
const Substitution* subst_enum,
bool has_precompiled_headers,
const char* tool_name,
const std::vector<std::string>& (ConfigValues::*getter)()
EscapeOptions flag_escape_options,
PathOutput& path_output,
std::ostream& out,
bool write_substitution = true);
// Fills |outputs| with the object or gch file for the precompiled header of the
// given type (flag type and tool type must match).
void GetPCHOutputFiles(const Target* target,
const char* tool_name,
std::vector<OutputFile>* outputs);
std::string GetGCCPCHOutputExtension(const char* tool_name);
std::string GetWindowsPCHObjectExtension(const char* tool_name,
const std::string& obj_extension);