89 lines
3.3 KiB
Go
89 lines
3.3 KiB
Go
// Copyright 2016 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cc
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import (
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"strings"
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"android/soong/android"
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)
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// StripProperties defines the type of stripping applied to the module.
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type StripProperties struct {
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Strip struct {
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// whether to disable all stripping.
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None *bool `android:"arch_variant"`
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// whether to strip everything, including the mini debug info.
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All *bool `android:"arch_variant"`
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// whether to keep the symbols.
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Keep_symbols *bool `android:"arch_variant"`
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// keeps only the symbols defined here.
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Keep_symbols_list []string `android:"arch_variant"`
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// whether to keep the symbols and the debug frames.
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Keep_symbols_and_debug_frame *bool `android:"arch_variant"`
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} `android:"arch_variant"`
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}
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// Stripper defines the stripping actions and properties for a module.
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type Stripper struct {
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StripProperties StripProperties
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}
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// NeedsStrip determines if stripping is required for a module.
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func (stripper *Stripper) NeedsStrip(actx android.ModuleContext) bool {
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// TODO(ccross): enable host stripping when Kati is enabled? Make never had support for stripping host binaries.
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return (!actx.Config().KatiEnabled() || actx.Device()) && !Bool(stripper.StripProperties.Strip.None)
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}
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func (stripper *Stripper) strip(actx android.ModuleContext, in android.Path, out android.ModuleOutPath,
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flags StripFlags, isStaticLib bool) {
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if actx.Darwin() {
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TransformDarwinStrip(actx, in, out)
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} else {
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if Bool(stripper.StripProperties.Strip.Keep_symbols) {
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flags.StripKeepSymbols = true
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} else if Bool(stripper.StripProperties.Strip.Keep_symbols_and_debug_frame) {
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flags.StripKeepSymbolsAndDebugFrame = true
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} else if len(stripper.StripProperties.Strip.Keep_symbols_list) > 0 {
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flags.StripKeepSymbolsList = strings.Join(stripper.StripProperties.Strip.Keep_symbols_list, ",")
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} else if !Bool(stripper.StripProperties.Strip.All) {
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flags.StripKeepMiniDebugInfo = true
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}
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if actx.Config().Debuggable() && !flags.StripKeepMiniDebugInfo && !isStaticLib {
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flags.StripAddGnuDebuglink = true
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}
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TransformStrip(actx, in, out, flags)
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}
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}
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// StripExecutableOrSharedLib strips a binary or shared library from its debug
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// symbols and other debugging information. The helper function
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// flagsToStripFlags may be used to generate the flags argument.
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func (stripper *Stripper) StripExecutableOrSharedLib(actx android.ModuleContext, in android.Path,
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out android.ModuleOutPath, flags StripFlags) {
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stripper.strip(actx, in, out, flags, false)
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}
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// StripStaticLib strips a static library from its debug symbols and other
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// debugging information. The helper function flagsToStripFlags may be used to
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// generate the flags argument.
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func (stripper *Stripper) StripStaticLib(actx android.ModuleContext, in android.Path, out android.ModuleOutPath,
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flags StripFlags) {
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stripper.strip(actx, in, out, flags, true)
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}
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