93 lines
2.6 KiB
C++
93 lines
2.6 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/target.h"
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#include "base/bind.h"
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#include "tools/gn/scheduler.h"
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namespace {
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void TargetResolvedThunk(const base::Callback<void(const Target*)>& cb,
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const Target* t) {
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cb.Run(t);
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}
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} // namespace
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Target::Target(const Settings* settings, const Label& label)
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: Item(label),
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settings_(settings),
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output_type_(UNKNOWN),
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generated_(false),
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generator_function_(NULL) {
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}
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Target::~Target() {
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}
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Target* Target::AsTarget() {
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return this;
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}
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const Target* Target::AsTarget() const {
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return this;
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}
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void Target::OnResolved() {
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// Gather info from our dependents we need.
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for (size_t dep = 0; dep < deps_.size(); dep++) {
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// All dependent configs get pulled to us, and to our dependents.
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const std::vector<const Config*>& all =
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deps_[dep]->all_dependent_configs();
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for (size_t i = 0; i < all.size(); i++) {
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configs_.push_back(all[i]);
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all_dependent_configs_.push_back(all[i]);
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}
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// Direct dependent configs get pulled only to us.
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const std::vector<const Config*>& direct =
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deps_[dep]->direct_dependent_configs();
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for (size_t i = 0; i < direct.size(); i++)
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configs_.push_back(direct[i]);
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// Direct dependent libraries.
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if (deps_[dep]->output_type() == STATIC_LIBRARY ||
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deps_[dep]->output_type() == SHARED_LIBRARY)
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inherited_libraries_.insert(deps_[dep]);
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// Inherited libraries. Don't pull transitive libraries from shared
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// libraries, since obviously those shouldn't be linked directly into
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// later deps unless explicitly specified.
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if (deps_[dep]->output_type() != SHARED_LIBRARY &&
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deps_[dep]->output_type() != EXECUTABLE) {
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const std::set<const Target*> inherited =
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deps_[dep]->inherited_libraries();
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for (std::set<const Target*>::const_iterator i = inherited.begin();
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i != inherited.end(); ++i)
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inherited_libraries_.insert(*i);
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}
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}
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if (!settings_->build_settings()->target_resolved_callback().is_null()) {
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g_scheduler->ScheduleWork(base::Bind(&TargetResolvedThunk,
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settings_->build_settings()->target_resolved_callback(),
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this));
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}
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}
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bool Target::HasBeenGenerated() const {
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return generated_;
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}
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void Target::SetGenerated(const Token* token) {
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DCHECK(!generated_);
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generated_ = true;
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generator_function_ = token;
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}
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bool Target::IsLinkable() const {
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return output_type_ == STATIC_LIBRARY || output_type_ == SHARED_LIBRARY;
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}
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