1// Copyright 2015 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 android
16
17import (
18	"fmt"
19	"path"
20	"path/filepath"
21	"strings"
22
23	"github.com/google/blueprint"
24	"github.com/google/blueprint/proptools"
25)
26
27// BuildParameters describes the set of potential parameters to build a Ninja rule.
28// In general, these correspond to a Ninja concept.
29type BuildParams struct {
30	// A Ninja Rule that will be written to the Ninja file. This allows factoring out common code
31	// among multiple modules to reduce repetition in the Ninja file of action requirements. A rule
32	// can contain variables that should be provided in Args.
33	Rule blueprint.Rule
34	// Deps represents the depfile format. When using RuleBuilder, this defaults to GCC when depfiles
35	// are used.
36	Deps blueprint.Deps
37	// Depfile is a writeable path that allows correct incremental builds when the inputs have not
38	// been fully specified by the Ninja rule. Ninja supports a subset of the Makefile depfile syntax.
39	Depfile WritablePath
40	// A description of the build action.
41	Description string
42	// Output is an output file of the action. When using this field, references to $out in the Ninja
43	// command will refer to this file.
44	Output WritablePath
45	// Outputs is a slice of output file of the action. When using this field, references to $out in
46	// the Ninja command will refer to these files.
47	Outputs WritablePaths
48	// ImplicitOutput is an output file generated by the action. Note: references to `$out` in the
49	// Ninja command will NOT include references to this file.
50	ImplicitOutput WritablePath
51	// ImplicitOutputs is a slice of output files generated by the action. Note: references to `$out`
52	// in the Ninja command will NOT include references to these files.
53	ImplicitOutputs WritablePaths
54	// Input is an input file to the Ninja action. When using this field, references to $in in the
55	// Ninja command will refer to this file.
56	Input Path
57	// Inputs is a slice of input files to the Ninja action. When using this field, references to $in
58	// in the Ninja command will refer to these files.
59	Inputs Paths
60	// Implicit is an input file to the Ninja action. Note: references to `$in` in the Ninja command
61	// will NOT include references to this file.
62	Implicit Path
63	// Implicits is a slice of input files to the Ninja action. Note: references to `$in` in the Ninja
64	// command will NOT include references to these files.
65	Implicits Paths
66	// OrderOnly are Ninja order-only inputs to the action. When these are out of date, the output is
67	// not rebuilt until they are built, but changes in order-only dependencies alone do not cause the
68	// output to be rebuilt.
69	OrderOnly Paths
70	// Validation is an output path for a validation action. Validation outputs imply lower
71	// non-blocking priority to building non-validation outputs.
72	Validation Path
73	// Validations is a slice of output path for a validation action. Validation outputs imply lower
74	// non-blocking priority to building non-validation outputs.
75	Validations Paths
76	// Whether to skip outputting a default target statement which will be built by Ninja when no
77	// targets are specified on Ninja's command line.
78	Default bool
79	// Args is a key value mapping for replacements of variables within the Rule
80	Args map[string]string
81}
82
83type ModuleBuildParams BuildParams
84
85type ModuleContext interface {
86	BaseModuleContext
87
88	blueprintModuleContext() blueprint.ModuleContext
89
90	// Deprecated: use ModuleContext.Build instead.
91	ModuleBuild(pctx PackageContext, params ModuleBuildParams)
92
93	// Returns a list of paths expanded from globs and modules referenced using ":module" syntax.  The property must
94	// be tagged with `android:"path" to support automatic source module dependency resolution.
95	//
96	// Deprecated: use PathsForModuleSrc or PathsForModuleSrcExcludes instead.
97	ExpandSources(srcFiles, excludes []string) Paths
98
99	// Returns a single path expanded from globs and modules referenced using ":module" syntax.  The property must
100	// be tagged with `android:"path" to support automatic source module dependency resolution.
101	//
102	// Deprecated: use PathForModuleSrc instead.
103	ExpandSource(srcFile, prop string) Path
104
105	ExpandOptionalSource(srcFile *string, prop string) OptionalPath
106
107	// InstallExecutable creates a rule to copy srcPath to name in the installPath directory,
108	// with the given additional dependencies.  The file is marked executable after copying.
109	//
110	// The installed file will be returned by FilesToInstall(), and the PackagingSpec for the
111	// installed file will be returned by PackagingSpecs() on this module or by
112	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
113	// for which IsInstallDepNeeded returns true.
114	InstallExecutable(installPath InstallPath, name string, srcPath Path, deps ...InstallPath) InstallPath
115
116	// InstallFile creates a rule to copy srcPath to name in the installPath directory,
117	// with the given additional dependencies.
118	//
119	// The installed file will be returned by FilesToInstall(), and the PackagingSpec for the
120	// installed file will be returned by PackagingSpecs() on this module or by
121	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
122	// for which IsInstallDepNeeded returns true.
123	InstallFile(installPath InstallPath, name string, srcPath Path, deps ...InstallPath) InstallPath
124
125	// InstallFileWithExtraFilesZip creates a rule to copy srcPath to name in the installPath
126	// directory, and also unzip a zip file containing extra files to install into the same
127	// directory.
128	//
129	// The installed file will be returned by FilesToInstall(), and the PackagingSpec for the
130	// installed file will be returned by PackagingSpecs() on this module or by
131	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
132	// for which IsInstallDepNeeded returns true.
133	InstallFileWithExtraFilesZip(installPath InstallPath, name string, srcPath Path, extraZip Path, deps ...InstallPath) InstallPath
134
135	// InstallSymlink creates a rule to create a symlink from src srcPath to name in the installPath
136	// directory.
137	//
138	// The installed symlink will be returned by FilesToInstall(), and the PackagingSpec for the
139	// installed file will be returned by PackagingSpecs() on this module or by
140	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
141	// for which IsInstallDepNeeded returns true.
142	InstallSymlink(installPath InstallPath, name string, srcPath InstallPath) InstallPath
143
144	// InstallAbsoluteSymlink creates a rule to create an absolute symlink from src srcPath to name
145	// in the installPath directory.
146	//
147	// The installed symlink will be returned by FilesToInstall(), and the PackagingSpec for the
148	// installed file will be returned by PackagingSpecs() on this module or by
149	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
150	// for which IsInstallDepNeeded returns true.
151	InstallAbsoluteSymlink(installPath InstallPath, name string, absPath string) InstallPath
152
153	// InstallTestData creates rules to install test data (e.g. data files used during a test) into
154	// the installPath directory.
155	//
156	// The installed files will be returned by FilesToInstall(), and the PackagingSpec for the
157	// installed files will be returned by PackagingSpecs() on this module or by
158	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
159	// for which IsInstallDepNeeded returns true.
160	InstallTestData(installPath InstallPath, data []DataPath) InstallPaths
161
162	// PackageFile creates a PackagingSpec as if InstallFile was called, but without creating
163	// the rule to copy the file.  This is useful to define how a module would be packaged
164	// without installing it into the global installation directories.
165	//
166	// The created PackagingSpec for the will be returned by PackagingSpecs() on this module or by
167	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
168	// for which IsInstallDepNeeded returns true.
169	PackageFile(installPath InstallPath, name string, srcPath Path) PackagingSpec
170
171	CheckbuildFile(srcPath Path)
172
173	InstallInData() bool
174	InstallInTestcases() bool
175	InstallInSanitizerDir() bool
176	InstallInRamdisk() bool
177	InstallInVendorRamdisk() bool
178	InstallInDebugRamdisk() bool
179	InstallInRecovery() bool
180	InstallInRoot() bool
181	InstallInOdm() bool
182	InstallInProduct() bool
183	InstallInVendor() bool
184	InstallForceOS() (*OsType, *ArchType)
185
186	RequiredModuleNames() []string
187	HostRequiredModuleNames() []string
188	TargetRequiredModuleNames() []string
189
190	ModuleSubDir() string
191	SoongConfigTraceHash() string
192
193	Variable(pctx PackageContext, name, value string)
194	Rule(pctx PackageContext, name string, params blueprint.RuleParams, argNames ...string) blueprint.Rule
195	// Similar to blueprint.ModuleContext.Build, but takes Paths instead of []string,
196	// and performs more verification.
197	Build(pctx PackageContext, params BuildParams)
198	// Phony creates a Make-style phony rule, a rule with no commands that can depend on other
199	// phony rules or real files.  Phony can be called on the same name multiple times to add
200	// additional dependencies.
201	Phony(phony string, deps ...Path)
202
203	// GetMissingDependencies returns the list of dependencies that were passed to AddDependencies or related methods,
204	// but do not exist.
205	GetMissingDependencies() []string
206
207	// LicenseMetadataFile returns the path where the license metadata for this module will be
208	// generated.
209	LicenseMetadataFile() Path
210
211	// ModuleInfoJSON returns a pointer to the ModuleInfoJSON struct that can be filled out by
212	// GenerateAndroidBuildActions.  If it is called then the struct will be written out and included in
213	// the module-info.json generated by Make, and Make will not generate its own data for this module.
214	ModuleInfoJSON() *ModuleInfoJSON
215
216	// SetOutputFiles stores the outputFiles to outputFiles property, which is used
217	// to set the OutputFilesProvider later.
218	SetOutputFiles(outputFiles Paths, tag string)
219}
220
221type moduleContext struct {
222	bp blueprint.ModuleContext
223	baseModuleContext
224	packagingSpecs  []PackagingSpec
225	installFiles    InstallPaths
226	checkbuildFiles Paths
227	module          Module
228	phonies         map[string]Paths
229
230	katiInstalls []katiInstall
231	katiSymlinks []katiInstall
232
233	testData []DataPath
234
235	// For tests
236	buildParams []BuildParams
237	ruleParams  map[blueprint.Rule]blueprint.RuleParams
238	variables   map[string]string
239}
240
241var _ ModuleContext = &moduleContext{}
242
243func (m *moduleContext) ninjaError(params BuildParams, err error) (PackageContext, BuildParams) {
244	return pctx, BuildParams{
245		Rule:            ErrorRule,
246		Description:     params.Description,
247		Output:          params.Output,
248		Outputs:         params.Outputs,
249		ImplicitOutput:  params.ImplicitOutput,
250		ImplicitOutputs: params.ImplicitOutputs,
251		Args: map[string]string{
252			"error": err.Error(),
253		},
254	}
255}
256
257func (m *moduleContext) ModuleBuild(pctx PackageContext, params ModuleBuildParams) {
258	m.Build(pctx, BuildParams(params))
259}
260
261// Convert build parameters from their concrete Android types into their string representations,
262// and combine the singular and plural fields of the same type (e.g. Output and Outputs).
263func convertBuildParams(params BuildParams) blueprint.BuildParams {
264	bparams := blueprint.BuildParams{
265		Rule:            params.Rule,
266		Description:     params.Description,
267		Deps:            params.Deps,
268		Outputs:         params.Outputs.Strings(),
269		ImplicitOutputs: params.ImplicitOutputs.Strings(),
270		Inputs:          params.Inputs.Strings(),
271		Implicits:       params.Implicits.Strings(),
272		OrderOnly:       params.OrderOnly.Strings(),
273		Validations:     params.Validations.Strings(),
274		Args:            params.Args,
275		Optional:        !params.Default,
276	}
277
278	if params.Depfile != nil {
279		bparams.Depfile = params.Depfile.String()
280	}
281	if params.Output != nil {
282		bparams.Outputs = append(bparams.Outputs, params.Output.String())
283	}
284	if params.ImplicitOutput != nil {
285		bparams.ImplicitOutputs = append(bparams.ImplicitOutputs, params.ImplicitOutput.String())
286	}
287	if params.Input != nil {
288		bparams.Inputs = append(bparams.Inputs, params.Input.String())
289	}
290	if params.Implicit != nil {
291		bparams.Implicits = append(bparams.Implicits, params.Implicit.String())
292	}
293	if params.Validation != nil {
294		bparams.Validations = append(bparams.Validations, params.Validation.String())
295	}
296
297	bparams.Outputs = proptools.NinjaEscapeList(bparams.Outputs)
298	bparams.ImplicitOutputs = proptools.NinjaEscapeList(bparams.ImplicitOutputs)
299	bparams.Inputs = proptools.NinjaEscapeList(bparams.Inputs)
300	bparams.Implicits = proptools.NinjaEscapeList(bparams.Implicits)
301	bparams.OrderOnly = proptools.NinjaEscapeList(bparams.OrderOnly)
302	bparams.Validations = proptools.NinjaEscapeList(bparams.Validations)
303	bparams.Depfile = proptools.NinjaEscape(bparams.Depfile)
304
305	return bparams
306}
307
308func (m *moduleContext) Variable(pctx PackageContext, name, value string) {
309	if m.config.captureBuild {
310		m.variables[name] = value
311	}
312
313	m.bp.Variable(pctx.PackageContext, name, value)
314}
315
316func (m *moduleContext) Rule(pctx PackageContext, name string, params blueprint.RuleParams,
317	argNames ...string) blueprint.Rule {
318
319	if m.config.UseRemoteBuild() {
320		if params.Pool == nil {
321			// When USE_GOMA=true or USE_RBE=true are set and the rule is not supported by goma/RBE, restrict
322			// jobs to the local parallelism value
323			params.Pool = localPool
324		} else if params.Pool == remotePool {
325			// remotePool is a fake pool used to identify rule that are supported for remoting. If the rule's
326			// pool is the remotePool, replace with nil so that ninja runs it at NINJA_REMOTE_NUM_JOBS
327			// parallelism.
328			params.Pool = nil
329		}
330	}
331
332	rule := m.bp.Rule(pctx.PackageContext, name, params, argNames...)
333
334	if m.config.captureBuild {
335		m.ruleParams[rule] = params
336	}
337
338	return rule
339}
340
341func (m *moduleContext) Build(pctx PackageContext, params BuildParams) {
342	if params.Description != "" {
343		params.Description = "${moduleDesc}" + params.Description + "${moduleDescSuffix}"
344	}
345
346	if missingDeps := m.GetMissingDependencies(); len(missingDeps) > 0 {
347		pctx, params = m.ninjaError(params, fmt.Errorf("module %s missing dependencies: %s\n",
348			m.ModuleName(), strings.Join(missingDeps, ", ")))
349	}
350
351	if m.config.captureBuild {
352		m.buildParams = append(m.buildParams, params)
353	}
354
355	bparams := convertBuildParams(params)
356	m.bp.Build(pctx.PackageContext, bparams)
357}
358
359func (m *moduleContext) Phony(name string, deps ...Path) {
360	addPhony(m.config, name, deps...)
361}
362
363func (m *moduleContext) GetMissingDependencies() []string {
364	var missingDeps []string
365	missingDeps = append(missingDeps, m.Module().base().commonProperties.MissingDeps...)
366	missingDeps = append(missingDeps, m.bp.GetMissingDependencies()...)
367	missingDeps = FirstUniqueStrings(missingDeps)
368	return missingDeps
369}
370
371func (m *moduleContext) GetDirectDepWithTag(name string, tag blueprint.DependencyTag) blueprint.Module {
372	module, _ := m.getDirectDepInternal(name, tag)
373	return module
374}
375
376func (m *moduleContext) ModuleSubDir() string {
377	return m.bp.ModuleSubDir()
378}
379
380func (m *moduleContext) SoongConfigTraceHash() string {
381	return m.module.base().commonProperties.SoongConfigTraceHash
382}
383
384func (m *moduleContext) InstallInData() bool {
385	return m.module.InstallInData()
386}
387
388func (m *moduleContext) InstallInTestcases() bool {
389	return m.module.InstallInTestcases()
390}
391
392func (m *moduleContext) InstallInSanitizerDir() bool {
393	return m.module.InstallInSanitizerDir()
394}
395
396func (m *moduleContext) InstallInRamdisk() bool {
397	return m.module.InstallInRamdisk()
398}
399
400func (m *moduleContext) InstallInVendorRamdisk() bool {
401	return m.module.InstallInVendorRamdisk()
402}
403
404func (m *moduleContext) InstallInDebugRamdisk() bool {
405	return m.module.InstallInDebugRamdisk()
406}
407
408func (m *moduleContext) InstallInRecovery() bool {
409	return m.module.InstallInRecovery()
410}
411
412func (m *moduleContext) InstallInRoot() bool {
413	return m.module.InstallInRoot()
414}
415
416func (m *moduleContext) InstallForceOS() (*OsType, *ArchType) {
417	return m.module.InstallForceOS()
418}
419
420func (m *moduleContext) InstallInOdm() bool {
421	return m.module.InstallInOdm()
422}
423
424func (m *moduleContext) InstallInProduct() bool {
425	return m.module.InstallInProduct()
426}
427
428func (m *moduleContext) InstallInVendor() bool {
429	return m.module.InstallInVendor()
430}
431
432func (m *moduleContext) skipInstall() bool {
433	if m.module.base().commonProperties.SkipInstall {
434		return true
435	}
436
437	if m.module.base().commonProperties.HideFromMake {
438		return true
439	}
440
441	// We'll need a solution for choosing which of modules with the same name in different
442	// namespaces to install.  For now, reuse the list of namespaces exported to Make as the
443	// list of namespaces to install in a Soong-only build.
444	if !m.module.base().commonProperties.NamespaceExportedToMake {
445		return true
446	}
447
448	return false
449}
450
451// Tells whether this module is installed to the full install path (ex:
452// out/target/product/<name>/<partition>) or not. If this returns false, the install build rule is
453// not created and this module can only be installed to packaging modules like android_filesystem.
454func (m *moduleContext) requiresFullInstall() bool {
455	if m.skipInstall() {
456		return false
457	}
458
459	if proptools.Bool(m.module.base().commonProperties.No_full_install) {
460		return false
461	}
462
463	return true
464}
465
466func (m *moduleContext) InstallFile(installPath InstallPath, name string, srcPath Path,
467	deps ...InstallPath) InstallPath {
468	return m.installFile(installPath, name, srcPath, deps, false, true, nil)
469}
470
471func (m *moduleContext) InstallExecutable(installPath InstallPath, name string, srcPath Path,
472	deps ...InstallPath) InstallPath {
473	return m.installFile(installPath, name, srcPath, deps, true, true, nil)
474}
475
476func (m *moduleContext) InstallFileWithExtraFilesZip(installPath InstallPath, name string, srcPath Path,
477	extraZip Path, deps ...InstallPath) InstallPath {
478	return m.installFile(installPath, name, srcPath, deps, false, true, &extraFilesZip{
479		zip: extraZip,
480		dir: installPath,
481	})
482}
483
484func (m *moduleContext) PackageFile(installPath InstallPath, name string, srcPath Path) PackagingSpec {
485	fullInstallPath := installPath.Join(m, name)
486	return m.packageFile(fullInstallPath, srcPath, false)
487}
488
489func (m *moduleContext) getAconfigPaths() *Paths {
490	return &m.module.base().aconfigFilePaths
491}
492
493func (m *moduleContext) packageFile(fullInstallPath InstallPath, srcPath Path, executable bool) PackagingSpec {
494	licenseFiles := m.Module().EffectiveLicenseFiles()
495	spec := PackagingSpec{
496		relPathInPackage:      Rel(m, fullInstallPath.PartitionDir(), fullInstallPath.String()),
497		srcPath:               srcPath,
498		symlinkTarget:         "",
499		executable:            executable,
500		effectiveLicenseFiles: &licenseFiles,
501		partition:             fullInstallPath.partition,
502		skipInstall:           m.skipInstall(),
503		aconfigPaths:          m.getAconfigPaths(),
504		archType:              m.target.Arch.ArchType,
505	}
506	m.packagingSpecs = append(m.packagingSpecs, spec)
507	return spec
508}
509
510func (m *moduleContext) installFile(installPath InstallPath, name string, srcPath Path, deps []InstallPath,
511	executable bool, hooks bool, extraZip *extraFilesZip) InstallPath {
512
513	fullInstallPath := installPath.Join(m, name)
514	if hooks {
515		m.module.base().hooks.runInstallHooks(m, srcPath, fullInstallPath, false)
516	}
517
518	if m.requiresFullInstall() {
519		deps = append(deps, InstallPaths(m.module.base().installFilesDepSet.ToList())...)
520		deps = append(deps, m.module.base().installedInitRcPaths...)
521		deps = append(deps, m.module.base().installedVintfFragmentsPaths...)
522
523		var implicitDeps, orderOnlyDeps Paths
524
525		if m.Host() {
526			// Installed host modules might be used during the build, depend directly on their
527			// dependencies so their timestamp is updated whenever their dependency is updated
528			implicitDeps = InstallPaths(deps).Paths()
529		} else {
530			orderOnlyDeps = InstallPaths(deps).Paths()
531		}
532
533		if m.Config().KatiEnabled() {
534			// When creating the install rule in Soong but embedding in Make, write the rule to a
535			// makefile instead of directly to the ninja file so that main.mk can add the
536			// dependencies from the `required` property that are hard to resolve in Soong.
537			m.katiInstalls = append(m.katiInstalls, katiInstall{
538				from:          srcPath,
539				to:            fullInstallPath,
540				implicitDeps:  implicitDeps,
541				orderOnlyDeps: orderOnlyDeps,
542				executable:    executable,
543				extraFiles:    extraZip,
544			})
545		} else {
546			rule := Cp
547			if executable {
548				rule = CpExecutable
549			}
550
551			extraCmds := ""
552			if extraZip != nil {
553				extraCmds += fmt.Sprintf(" && ( unzip -qDD -d '%s' '%s' 2>&1 | grep -v \"zipfile is empty\"; exit $${PIPESTATUS[0]} )",
554					extraZip.dir.String(), extraZip.zip.String())
555				extraCmds += " || ( code=$$?; if [ $$code -ne 0 -a $$code -ne 1 ]; then exit $$code; fi )"
556				implicitDeps = append(implicitDeps, extraZip.zip)
557			}
558
559			m.Build(pctx, BuildParams{
560				Rule:        rule,
561				Description: "install " + fullInstallPath.Base(),
562				Output:      fullInstallPath,
563				Input:       srcPath,
564				Implicits:   implicitDeps,
565				OrderOnly:   orderOnlyDeps,
566				Default:     !m.Config().KatiEnabled(),
567				Args: map[string]string{
568					"extraCmds": extraCmds,
569				},
570			})
571		}
572
573		m.installFiles = append(m.installFiles, fullInstallPath)
574	}
575
576	m.packageFile(fullInstallPath, srcPath, executable)
577
578	m.checkbuildFiles = append(m.checkbuildFiles, srcPath)
579
580	return fullInstallPath
581}
582
583func (m *moduleContext) InstallSymlink(installPath InstallPath, name string, srcPath InstallPath) InstallPath {
584	fullInstallPath := installPath.Join(m, name)
585	m.module.base().hooks.runInstallHooks(m, srcPath, fullInstallPath, true)
586
587	relPath, err := filepath.Rel(path.Dir(fullInstallPath.String()), srcPath.String())
588	if err != nil {
589		panic(fmt.Sprintf("Unable to generate symlink between %q and %q: %s", fullInstallPath.Base(), srcPath.Base(), err))
590	}
591	if m.requiresFullInstall() {
592
593		if m.Config().KatiEnabled() {
594			// When creating the symlink rule in Soong but embedding in Make, write the rule to a
595			// makefile instead of directly to the ninja file so that main.mk can add the
596			// dependencies from the `required` property that are hard to resolve in Soong.
597			m.katiSymlinks = append(m.katiSymlinks, katiInstall{
598				from: srcPath,
599				to:   fullInstallPath,
600			})
601		} else {
602			// The symlink doesn't need updating when the target is modified, but we sometimes
603			// have a dependency on a symlink to a binary instead of to the binary directly, and
604			// the mtime of the symlink must be updated when the binary is modified, so use a
605			// normal dependency here instead of an order-only dependency.
606			m.Build(pctx, BuildParams{
607				Rule:        Symlink,
608				Description: "install symlink " + fullInstallPath.Base(),
609				Output:      fullInstallPath,
610				Input:       srcPath,
611				Default:     !m.Config().KatiEnabled(),
612				Args: map[string]string{
613					"fromPath": relPath,
614				},
615			})
616		}
617
618		m.installFiles = append(m.installFiles, fullInstallPath)
619		m.checkbuildFiles = append(m.checkbuildFiles, srcPath)
620	}
621
622	m.packagingSpecs = append(m.packagingSpecs, PackagingSpec{
623		relPathInPackage: Rel(m, fullInstallPath.PartitionDir(), fullInstallPath.String()),
624		srcPath:          nil,
625		symlinkTarget:    relPath,
626		executable:       false,
627		partition:        fullInstallPath.partition,
628		skipInstall:      m.skipInstall(),
629		aconfigPaths:     m.getAconfigPaths(),
630		archType:         m.target.Arch.ArchType,
631	})
632
633	return fullInstallPath
634}
635
636// installPath/name -> absPath where absPath might be a path that is available only at runtime
637// (e.g. /apex/...)
638func (m *moduleContext) InstallAbsoluteSymlink(installPath InstallPath, name string, absPath string) InstallPath {
639	fullInstallPath := installPath.Join(m, name)
640	m.module.base().hooks.runInstallHooks(m, nil, fullInstallPath, true)
641
642	if m.requiresFullInstall() {
643		if m.Config().KatiEnabled() {
644			// When creating the symlink rule in Soong but embedding in Make, write the rule to a
645			// makefile instead of directly to the ninja file so that main.mk can add the
646			// dependencies from the `required` property that are hard to resolve in Soong.
647			m.katiSymlinks = append(m.katiSymlinks, katiInstall{
648				absFrom: absPath,
649				to:      fullInstallPath,
650			})
651		} else {
652			m.Build(pctx, BuildParams{
653				Rule:        Symlink,
654				Description: "install symlink " + fullInstallPath.Base() + " -> " + absPath,
655				Output:      fullInstallPath,
656				Default:     !m.Config().KatiEnabled(),
657				Args: map[string]string{
658					"fromPath": absPath,
659				},
660			})
661		}
662
663		m.installFiles = append(m.installFiles, fullInstallPath)
664	}
665
666	m.packagingSpecs = append(m.packagingSpecs, PackagingSpec{
667		relPathInPackage: Rel(m, fullInstallPath.PartitionDir(), fullInstallPath.String()),
668		srcPath:          nil,
669		symlinkTarget:    absPath,
670		executable:       false,
671		partition:        fullInstallPath.partition,
672		skipInstall:      m.skipInstall(),
673		aconfigPaths:     m.getAconfigPaths(),
674		archType:         m.target.Arch.ArchType,
675	})
676
677	return fullInstallPath
678}
679
680func (m *moduleContext) InstallTestData(installPath InstallPath, data []DataPath) InstallPaths {
681	m.testData = append(m.testData, data...)
682
683	ret := make(InstallPaths, 0, len(data))
684	for _, d := range data {
685		relPath := d.ToRelativeInstallPath()
686		installed := m.installFile(installPath, relPath, d.SrcPath, nil, false, false, nil)
687		ret = append(ret, installed)
688	}
689
690	return ret
691}
692
693func (m *moduleContext) CheckbuildFile(srcPath Path) {
694	m.checkbuildFiles = append(m.checkbuildFiles, srcPath)
695}
696
697func (m *moduleContext) blueprintModuleContext() blueprint.ModuleContext {
698	return m.bp
699}
700
701func (m *moduleContext) LicenseMetadataFile() Path {
702	return m.module.base().licenseMetadataFile
703}
704
705func (m *moduleContext) ModuleInfoJSON() *ModuleInfoJSON {
706	if moduleInfoJSON := m.module.base().moduleInfoJSON; moduleInfoJSON != nil {
707		return moduleInfoJSON
708	}
709	moduleInfoJSON := &ModuleInfoJSON{}
710	m.module.base().moduleInfoJSON = moduleInfoJSON
711	return moduleInfoJSON
712}
713
714func (m *moduleContext) SetOutputFiles(outputFiles Paths, tag string) {
715	if tag == "" {
716		if len(m.module.base().outputFiles.DefaultOutputFiles) > 0 {
717			m.ModuleErrorf("Module %s default OutputFiles cannot be overwritten", m.ModuleName())
718		}
719		m.module.base().outputFiles.DefaultOutputFiles = outputFiles
720	} else {
721		if m.module.base().outputFiles.TaggedOutputFiles == nil {
722			m.module.base().outputFiles.TaggedOutputFiles = make(map[string]Paths)
723		}
724		if _, exists := m.module.base().outputFiles.TaggedOutputFiles[tag]; exists {
725			m.ModuleErrorf("Module %s OutputFiles at tag %s cannot be overwritten", m.ModuleName(), tag)
726		} else {
727			m.module.base().outputFiles.TaggedOutputFiles[tag] = outputFiles
728		}
729	}
730}
731
732// Returns a list of paths expanded from globs and modules referenced using ":module" syntax.  The property must
733// be tagged with `android:"path" to support automatic source module dependency resolution.
734//
735// Deprecated: use PathsForModuleSrc or PathsForModuleSrcExcludes instead.
736func (m *moduleContext) ExpandSources(srcFiles, excludes []string) Paths {
737	return PathsForModuleSrcExcludes(m, srcFiles, excludes)
738}
739
740// Returns a single path expanded from globs and modules referenced using ":module" syntax.  The property must
741// be tagged with `android:"path" to support automatic source module dependency resolution.
742//
743// Deprecated: use PathForModuleSrc instead.
744func (m *moduleContext) ExpandSource(srcFile, _ string) Path {
745	return PathForModuleSrc(m, srcFile)
746}
747
748// Returns an optional single path expanded from globs and modules referenced using ":module" syntax if
749// the srcFile is non-nil.  The property must be tagged with `android:"path" to support automatic source module
750// dependency resolution.
751func (m *moduleContext) ExpandOptionalSource(srcFile *string, _ string) OptionalPath {
752	if srcFile != nil {
753		return OptionalPathForPath(PathForModuleSrc(m, *srcFile))
754	}
755	return OptionalPath{}
756}
757
758func (m *moduleContext) RequiredModuleNames() []string {
759	return m.module.RequiredModuleNames()
760}
761
762func (m *moduleContext) HostRequiredModuleNames() []string {
763	return m.module.HostRequiredModuleNames()
764}
765
766func (m *moduleContext) TargetRequiredModuleNames() []string {
767	return m.module.TargetRequiredModuleNames()
768}
769