platform_build_soong/android/defs.go

100 lines
2.9 KiB
Go

// Copyright 2015 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 android
import (
"github.com/google/blueprint"
_ "github.com/google/blueprint/bootstrap"
)
var (
pctx = NewPackageContext("android/soong/common")
cpPreserveSymlinks = pctx.VariableConfigMethod("cpPreserveSymlinks",
Config.CpPreserveSymlinksFlags)
// A phony rule that is not the built-in Ninja phony rule. The built-in
// phony rule has special behavior that is sometimes not desired. See the
// Ninja docs for more details.
Phony = pctx.AndroidStaticRule("Phony",
blueprint.RuleParams{
Command: "# phony $out",
Description: "phony $out",
})
// GeneratedFile is a rule for indicating that a given file was generated
// while running soong. This allows the file to be cleaned up if it ever
// stops being generated by soong.
GeneratedFile = pctx.AndroidStaticRule("GeneratedFile",
blueprint.RuleParams{
Command: "# generated $out",
Description: "generated $out",
Generator: true,
})
// A copy rule.
Cp = pctx.AndroidStaticRule("Cp",
blueprint.RuleParams{
Command: "cp $cpPreserveSymlinks $cpFlags $in $out",
Description: "cp $out",
},
"cpFlags")
// A timestamp touch rule.
Touch = pctx.AndroidStaticRule("Touch",
blueprint.RuleParams{
Command: "touch $out",
Description: "touch $out",
})
// A symlink rule.
Symlink = pctx.AndroidStaticRule("Symlink",
blueprint.RuleParams{
Command: "ln -f -s $fromPath $out",
Description: "symlink $out",
},
"fromPath")
ErrorRule = pctx.AndroidStaticRule("Error",
blueprint.RuleParams{
Command: `echo "$error" && false`,
Description: "error building $out",
},
"error")
Cat = pctx.AndroidStaticRule("Cat",
blueprint.RuleParams{
Command: "cat $in > $out",
Description: "concatenate licenses $out",
})
// ubuntu 14.04 offcially use dash for /bin/sh, and its builtin echo command
// doesn't support -e option. Therefore we force to use /bin/bash when writing out
// content to file.
WriteFile = pctx.AndroidStaticRule("WriteFile",
blueprint.RuleParams{
Command: "/bin/bash -c 'echo -e $$0 > $out' '$content'",
Description: "writing file $out",
},
"content")
// Used only when USE_GOMA=true is set, to restrict non-goma jobs to the local parallelism value
localPool = blueprint.NewBuiltinPool("local_pool")
)
func init() {
pctx.Import("github.com/google/blueprint/bootstrap")
}