1// Copyright 2016 Google Inc. All rights reserved. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package cc 16 17import ( 18 "strings" 19 20 "android/soong/android" 21) 22 23type StripProperties struct { 24 Strip struct { 25 None *bool `android:"arch_variant"` 26 All *bool `android:"arch_variant"` 27 Keep_symbols *bool `android:"arch_variant"` 28 Keep_symbols_list []string `android:"arch_variant"` 29 Use_gnu_strip *bool `android:"arch_variant"` 30 } `android:"arch_variant"` 31} 32 33type stripper struct { 34 StripProperties StripProperties 35} 36 37func (stripper *stripper) needsStrip(ctx ModuleContext) bool { 38 // TODO(ccross): enable host stripping when embedded in make? Make never had support for stripping host binaries. 39 return (!ctx.Config().EmbeddedInMake() || ctx.Device()) && !Bool(stripper.StripProperties.Strip.None) 40} 41 42func (stripper *stripper) strip(ctx ModuleContext, in android.Path, out android.ModuleOutPath, 43 flags builderFlags) { 44 if ctx.Darwin() { 45 TransformDarwinStrip(ctx, in, out) 46 } else { 47 if Bool(stripper.StripProperties.Strip.Keep_symbols) { 48 flags.stripKeepSymbols = true 49 } else if len(stripper.StripProperties.Strip.Keep_symbols_list) > 0 { 50 flags.stripKeepSymbolsList = strings.Join(stripper.StripProperties.Strip.Keep_symbols_list, ",") 51 } else if !Bool(stripper.StripProperties.Strip.All) { 52 flags.stripKeepMiniDebugInfo = true 53 } 54 if Bool(stripper.StripProperties.Strip.Use_gnu_strip) { 55 flags.stripUseGnuStrip = true 56 } 57 if ctx.Config().Debuggable() && !flags.stripKeepMiniDebugInfo { 58 flags.stripAddGnuDebuglink = true 59 } 60 TransformStrip(ctx, in, out, flags) 61 } 62} 63