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// Copyright 2016 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cc
import (
"fmt"
"github.com/google/blueprint"
"android/soong/android"
)
//
// Objects (for crt*.o)
//
func init() {
android.RegisterModuleType("cc_object", objectFactory)
}
type objectLinker struct {
*baseLinker
Properties ObjectLinkerProperties
}
func objectFactory() (blueprint.Module, []interface{}) {
module := newBaseModule(android.DeviceSupported, android.MultilibBoth)
module.linker = &objectLinker{
baseLinker: NewBaseLinker(),
}
module.compiler = NewBaseCompiler()
return module.Init()
}
func (object *objectLinker) appendLdflags(flags []string) {
panic(fmt.Errorf("appendLdflags on object Linker not supported"))
}
func (object *objectLinker) linkerProps() []interface{} {
return []interface{}{&object.Properties}
}
func (*objectLinker) linkerInit(ctx BaseModuleContext) {}
func (object *objectLinker) linkerDeps(ctx BaseModuleContext, deps Deps) Deps {
deps.ObjFiles = append(deps.ObjFiles, object.Properties.Objs...)
return deps
}
func (*objectLinker) linkerFlags(ctx ModuleContext, flags Flags) Flags {
if flags.Clang {
flags.LdFlags = append(flags.LdFlags, ctx.toolchain().ToolchainClangLdflags())
} else {
flags.LdFlags = append(flags.LdFlags, ctx.toolchain().ToolchainLdflags())
}
return flags
}
func (object *objectLinker) link(ctx ModuleContext,
flags Flags, deps PathDeps, objFiles android.Paths) android.Path {
objFiles = append(objFiles, deps.ObjFiles...)
var outputFile android.Path
if len(objFiles) == 1 {
outputFile = objFiles[0]
} else {
output := android.PathForModuleOut(ctx, ctx.ModuleName()+objectExtension)
TransformObjsToObj(ctx, objFiles, flagsToBuilderFlags(flags), output)
outputFile = output
}
ctx.CheckbuildFile(outputFile)
return outputFile
}
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