blob: c509f312cd3106d32f9ba8806b1e37603087512a [file] [log] [blame]
// 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 (
"runtime"
"github.com/google/blueprint"
"android/soong/android"
)
func init() {
pctx.SourcePathVariable("relocationPackerCmd", "prebuilts/misc/${config.HostPrebuiltTag}/relocation_packer/relocation_packer")
}
var relocationPackerRule = pctx.AndroidStaticRule("packRelocations",
blueprint.RuleParams{
Command: "rm -f $out && cp $in $out && $relocationPackerCmd $out",
CommandDeps: []string{"$relocationPackerCmd"},
Description: "pack relocations $out",
})
type RelocationPackerProperties struct {
Pack_relocations *bool `android:"arch_variant"`
// This will be true even if we're embedded in Make, in which case
// we'll defer to make to actually do the packing.
PackingRelocations bool `blueprint:"mutated"`
}
type relocationPacker struct {
Properties RelocationPackerProperties
}
func (p *relocationPacker) packingInit(ctx BaseModuleContext) {
enabled := true
// Relocation packer isn't available on Darwin yet
if runtime.GOOS == "darwin" {
enabled = false
}
if ctx.Target().Os != android.Android {
enabled = false
}
if ctx.AConfig().Getenv("DISABLE_RELOCATION_PACKER") == "true" {
enabled = false
}
if ctx.sdk() {
enabled = false
}
if p.Properties.Pack_relocations != nil &&
*p.Properties.Pack_relocations == false {
enabled = false
}
p.Properties.PackingRelocations = enabled
}
func (p *relocationPacker) needsPacking(ctx ModuleContext) bool {
if ctx.AConfig().EmbeddedInMake() {
return false
}
return p.Properties.PackingRelocations
}
func (p *relocationPacker) pack(ctx ModuleContext, in, out android.ModuleOutPath, flags builderFlags) {
ctx.ModuleBuild(pctx, android.ModuleBuildParams{
Rule: relocationPackerRule,
Output: out,
Input: in,
})
}