Merge "Set targetSdkVersion to 10000 iff a module is targeting an unreleased sdk"
diff --git a/android/arch.go b/android/arch.go
index 3bf54b7..3cc5e82 100644
--- a/android/arch.go
+++ b/android/arch.go
@@ -566,6 +566,8 @@
return variants
}
+var DarwinUniversalVariantTag = archDepTag{name: "darwin universal binary"}
+
// archMutator splits a module into a variant for each Target requested by the module. Target selection
// for a module is in three levels, OsClass, multilib, and then Target.
// OsClass selection is determined by:
@@ -652,7 +654,7 @@
prefer32 := os == Windows
// Determine the multilib selection for this module.
- multilib, extraMultilib := decodeMultilib(base, os.Class)
+ multilib, extraMultilib := decodeMultilib(base, os)
// Convert the multilib selection into a list of Targets.
targets, err := decodeMultilibTargets(multilib, osTargets, prefer32)
@@ -702,6 +704,16 @@
m.base().commonProperties.SkipInstall = true
}
}
+
+ // Create a dependency for Darwin Universal binaries from the primary to secondary
+ // architecture. The module itself will be responsible for calling lipo to merge the outputs.
+ if os == Darwin {
+ if multilib == "darwin_universal" && len(modules) == 2 {
+ mctx.AddInterVariantDependency(DarwinUniversalVariantTag, modules[1], modules[0])
+ } else if multilib == "darwin_universal_common_first" && len(modules) == 3 {
+ mctx.AddInterVariantDependency(DarwinUniversalVariantTag, modules[2], modules[1])
+ }
+ }
}
// addTargetProperties annotates a variant with the Target is is being compiled for, the list
@@ -717,9 +729,9 @@
// multilib from the factory's call to InitAndroidArchModule if none was set. For modules that
// called InitAndroidMultiTargetsArchModule it always returns "common" for multilib, and returns
// the actual multilib in extraMultilib.
-func decodeMultilib(base *ModuleBase, class OsClass) (multilib, extraMultilib string) {
+func decodeMultilib(base *ModuleBase, os OsType) (multilib, extraMultilib string) {
// First check the "android.compile_multilib" or "host.compile_multilib" properties.
- switch class {
+ switch os.Class {
case Device:
multilib = String(base.commonProperties.Target.Android.Compile_multilib)
case Host:
@@ -737,6 +749,26 @@
}
if base.commonProperties.UseTargetVariants {
+ // Darwin has the concept of "universal binaries" which is implemented in Soong by
+ // building both x86_64 and arm64 variants, and having select module types know how to
+ // merge the outputs of their corresponding variants together into a final binary. Most
+ // module types don't need to understand this logic, as we only build a small portion
+ // of the tree for Darwin, and only module types writing macho files need to do the
+ // merging.
+ //
+ // This logic is not enabled for:
+ // "common", as it's not an arch-specific variant
+ // "32", as Darwin never has a 32-bit variant
+ // !UseTargetVariants, as the module has opted into handling the arch-specific logic on
+ // its own.
+ if os == Darwin && multilib != "common" && multilib != "32" {
+ if multilib == "common_first" {
+ multilib = "darwin_universal_common_first"
+ } else {
+ multilib = "darwin_universal"
+ }
+ }
+
return multilib, ""
} else {
// For app modules a single arch variant will be created per OS class which is expected to handle all the
@@ -1793,6 +1825,15 @@
if len(buildTargets) == 0 {
buildTargets = filterMultilibTargets(targets, "lib64")
}
+ case "darwin_universal":
+ buildTargets = filterMultilibTargets(targets, "lib64")
+ // Reverse the targets so that the first architecture can depend on the second
+ // architecture module in order to merge the outputs.
+ reverseSliceInPlace(buildTargets)
+ case "darwin_universal_common_first":
+ archTargets := filterMultilibTargets(targets, "lib64")
+ reverseSliceInPlace(archTargets)
+ buildTargets = append(getCommonTargets(targets), archTargets...)
default:
return nil, fmt.Errorf(`compile_multilib must be "both", "first", "32", "64", "prefer32" or "first_prefer32" found %q`,
multilib)
diff --git a/android/config.go b/android/config.go
index 8e01e18..4a4da08 100644
--- a/android/config.go
+++ b/android/config.go
@@ -892,8 +892,13 @@
return Bool(c.productVariables.Eng)
}
+// DevicePrimaryArchType returns the ArchType for the first configured device architecture, or
+// Common if there are no device architectures.
func (c *config) DevicePrimaryArchType() ArchType {
- return c.Targets[Android][0].Arch.ArchType
+ if androidTargets := c.Targets[Android]; len(androidTargets) > 0 {
+ return androidTargets[0].Arch.ArchType
+ }
+ return Common
}
func (c *config) SanitizeHost() []string {
diff --git a/android/defaults.go b/android/defaults.go
index 9046002..d2b351d 100644
--- a/android/defaults.go
+++ b/android/defaults.go
@@ -89,10 +89,10 @@
var _ Defaultable = (*DefaultableModuleBase)(nil)
func InitDefaultableModule(module DefaultableModule) {
- if module.(Module).base().module == nil {
+ if module.base().module == nil {
panic("InitAndroidModule must be called before InitDefaultableModule")
}
- module.setProperties(module.(Module).GetProperties(), module.(Module).base().variableProperties)
+ module.setProperties(module.GetProperties(), module.base().variableProperties)
module.AddProperties(module.defaults())
diff --git a/apex/apex.go b/apex/apex.go
index bb9207d..1e7ce7f 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -2015,6 +2015,8 @@
}
} else if _, ok := depTag.(android.CopyDirectlyInAnyApexTag); ok {
// nothing
+ } else if depTag == android.DarwinUniversalVariantTag {
+ // nothing
} else if am.CanHaveApexVariants() && am.IsInstallableToApex() {
ctx.ModuleErrorf("unexpected tag %s for indirect dependency %q", android.PrettyPrintTag(depTag), depName)
}
diff --git a/apex/prebuilt.go b/apex/prebuilt.go
index 84bdcdd..254c90e 100644
--- a/apex/prebuilt.go
+++ b/apex/prebuilt.go
@@ -965,7 +965,7 @@
a.installDir = android.PathForModuleInstall(ctx, "apex")
if a.installable() {
- ctx.InstallFile(a.installDir, a.installFilename, a.outputApex)
+ a.installedFile = ctx.InstallFile(a.installDir, a.installFilename, a.outputApex)
}
// in case that apex_set replaces source apex (using prefer: prop)
diff --git a/bp2build/metrics.go b/bp2build/metrics.go
index 1cc4143..b3d5afb 100644
--- a/bp2build/metrics.go
+++ b/bp2build/metrics.go
@@ -1,9 +1,10 @@
package bp2build
import (
- "android/soong/android"
"fmt"
"strings"
+
+ "android/soong/android"
)
// Simple metrics struct to collect information about a Blueprint to BUILD
@@ -35,7 +36,8 @@
generatedTargetCount += count
}
fmt.Printf(
- "[bp2build] Generated %d total BUILD targets and included %d handcrafted BUILD targets from %d Android.bp modules.\n With %d modules with unconverted deps \n\t%s",
+ "[bp2build] Converted %d Android.bp modules to %d total generated BUILD targets. Included %d handcrafted BUILD targets. There are %d total Android.bp modules.\n%d converted modules have unconverted deps: \n\t%s",
+ metrics.generatedModuleCount,
generatedTargetCount,
metrics.handCraftedModuleCount,
metrics.TotalModuleCount(),
diff --git a/bp2build/performance_test.go b/bp2build/performance_test.go
index 3283952..c4bbae2 100644
--- a/bp2build/performance_test.go
+++ b/bp2build/performance_test.go
@@ -29,6 +29,10 @@
"testing"
)
+const (
+ performance_test_dir = "."
+)
+
func genCustomModule(i int, convert bool) string {
var conversionString string
if convert {
@@ -76,34 +80,83 @@
return strings.Join(bp, "\n\n")
}
+type testConfig struct {
+ config android.Config
+ ctx *android.TestContext
+ codegenCtx *CodegenContext
+}
+
+func (tc testConfig) parse() []error {
+ _, errs := tc.ctx.ParseFileList(performance_test_dir, []string{"Android.bp"})
+ return errs
+}
+
+func (tc testConfig) resolveDependencies() []error {
+ _, errs := tc.ctx.ResolveDependencies(tc.config)
+ return errs
+}
+
+func (tc testConfig) convert() {
+ generateBazelTargetsForDir(tc.codegenCtx, performance_test_dir)
+}
+
+func setup(builddir string, tcSize float64) testConfig {
+ config := android.TestConfig(buildDir, nil, genCustomModuleBp(tcSize), nil)
+ ctx := android.NewTestContext(config)
+
+ registerCustomModuleForBp2buildConversion(ctx)
+ codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
+ return testConfig{
+ config,
+ ctx,
+ codegenCtx,
+ }
+}
+
var pctToConvert = []float64{0.0, 0.01, 0.05, 0.10, 0.25, 0.5, 0.75, 1.0}
+// This is not intended to test performance, but to verify performance infra continues to work
+func TestConvertManyModulesFull(t *testing.T) {
+ for _, tcSize := range pctToConvert {
+
+ t.Run(fmt.Sprintf("pctConverted %f", tcSize), func(t *testing.T) {
+ testConfig := setup(buildDir, tcSize)
+
+ errs := testConfig.parse()
+ if len(errs) > 0 {
+ t.Fatalf("Unexpected errors: %s", errs)
+ }
+
+ errs = testConfig.resolveDependencies()
+ if len(errs) > 0 {
+ t.Fatalf("Unexpected errors: %s", errs)
+ }
+
+ testConfig.convert()
+ })
+ }
+}
+
func BenchmarkManyModulesFull(b *testing.B) {
- dir := "."
for _, tcSize := range pctToConvert {
b.Run(fmt.Sprintf("pctConverted %f", tcSize), func(b *testing.B) {
for n := 0; n < b.N; n++ {
b.StopTimer()
- // setup we don't want to measure
- config := android.TestConfig(buildDir, nil, genCustomModuleBp(tcSize), nil)
- ctx := android.NewTestContext(config)
-
- registerCustomModuleForBp2buildConversion(ctx)
- codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
+ testConfig := setup(buildDir, tcSize)
b.StartTimer()
- _, errs := ctx.ParseFileList(dir, []string{"Android.bp"})
+ errs := testConfig.parse()
if len(errs) > 0 {
b.Fatalf("Unexpected errors: %s", errs)
}
- _, errs = ctx.ResolveDependencies(config)
+ errs = testConfig.resolveDependencies()
if len(errs) > 0 {
b.Fatalf("Unexpected errors: %s", errs)
}
- generateBazelTargetsForDir(codegenCtx, dir)
+ testConfig.convert()
b.StopTimer()
}
})
@@ -111,63 +164,53 @@
}
func BenchmarkManyModulesResolveDependencies(b *testing.B) {
- dir := "."
for _, tcSize := range pctToConvert {
b.Run(fmt.Sprintf("pctConverted %f", tcSize), func(b *testing.B) {
for n := 0; n < b.N; n++ {
b.StopTimer()
// setup we don't want to measure
- config := android.TestConfig(buildDir, nil, genCustomModuleBp(tcSize), nil)
- ctx := android.NewTestContext(config)
+ testConfig := setup(buildDir, tcSize)
- registerCustomModuleForBp2buildConversion(ctx)
- codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-
- _, errs := ctx.ParseFileList(dir, []string{"Android.bp"})
+ errs := testConfig.parse()
if len(errs) > 0 {
b.Fatalf("Unexpected errors: %s", errs)
}
b.StartTimer()
- _, errs = ctx.ResolveDependencies(config)
+ errs = testConfig.resolveDependencies()
b.StopTimer()
if len(errs) > 0 {
b.Fatalf("Unexpected errors: %s", errs)
}
- generateBazelTargetsForDir(codegenCtx, dir)
+ testConfig.convert()
}
})
}
}
func BenchmarkManyModulesGenerateBazelTargetsForDir(b *testing.B) {
- dir := "."
for _, tcSize := range pctToConvert {
b.Run(fmt.Sprintf("pctConverted %f", tcSize), func(b *testing.B) {
for n := 0; n < b.N; n++ {
b.StopTimer()
// setup we don't want to measure
- config := android.TestConfig(buildDir, nil, genCustomModuleBp(tcSize), nil)
- ctx := android.NewTestContext(config)
+ testConfig := setup(buildDir, tcSize)
- registerCustomModuleForBp2buildConversion(ctx)
- codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-
- _, errs := ctx.ParseFileList(dir, []string{"Android.bp"})
+ errs := testConfig.parse()
if len(errs) > 0 {
b.Fatalf("Unexpected errors: %s", errs)
}
- _, errs = ctx.ResolveDependencies(config)
+ errs = testConfig.resolveDependencies()
if len(errs) > 0 {
b.Fatalf("Unexpected errors: %s", errs)
}
b.StartTimer()
- generateBazelTargetsForDir(codegenCtx, dir)
+ testConfig.convert()
b.StopTimer()
}
})
diff --git a/cc/binary.go b/cc/binary.go
index 3f951ec..e839122 100644
--- a/cc/binary.go
+++ b/cc/binary.go
@@ -345,6 +345,12 @@
flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--no-dynamic-linker")
}
+ if ctx.Darwin() && deps.DarwinSecondArchOutput.Valid() {
+ fatOutputFile := outputFile
+ outputFile = android.PathForModuleOut(ctx, "pre-fat", fileName)
+ transformDarwinUniversalBinary(ctx, fatOutputFile, outputFile, deps.DarwinSecondArchOutput.Path())
+ }
+
builderFlags := flagsToBuilderFlags(flags)
stripFlags := flagsToStripFlags(flags)
if binary.stripper.NeedsStrip(ctx) {
diff --git a/cc/builder.go b/cc/builder.go
index 7161ccf..8af2255 100644
--- a/cc/builder.go
+++ b/cc/builder.go
@@ -165,6 +165,12 @@
}
}()
+ darwinLipo = pctx.AndroidStaticRule("darwinLipo",
+ blueprint.RuleParams{
+ Command: "${config.MacLipoPath} -create -output $out $in",
+ CommandDeps: []string{"${config.MacLipoPath}"},
+ })
+
_ = pctx.SourcePathVariable("archiveRepackPath", "build/soong/scripts/archive_repack.sh")
// Rule to repack an archive (.a) file with a subset of object files.
@@ -1059,6 +1065,15 @@
})
}
+func transformDarwinUniversalBinary(ctx android.ModuleContext, outputFile android.WritablePath, inputFiles ...android.Path) {
+ ctx.Build(pctx, android.BuildParams{
+ Rule: darwinLipo,
+ Description: "lipo " + outputFile.Base(),
+ Output: outputFile,
+ Inputs: inputFiles,
+ })
+}
+
// Registers build statement to zip one or more coverage files.
func transformCoverageFilesToZip(ctx android.ModuleContext,
inputs Objects, baseName string) android.OptionalPath {
diff --git a/cc/cc.go b/cc/cc.go
index 3bb0d6d..b3b8f8c 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -167,6 +167,10 @@
// Path to the dynamic linker binary
DynamicLinker android.OptionalPath
+
+ // For Darwin builds, the path to the second architecture's output that should
+ // be combined with this architectures's output into a FAT MachO file.
+ DarwinSecondArchOutput android.OptionalPath
}
// LocalOrGlobalFlags contains flags that need to have values set globally by the build system or locally by the module
@@ -2584,6 +2588,11 @@
depName := ctx.OtherModuleName(dep)
depTag := ctx.OtherModuleDependencyTag(dep)
+ if depTag == android.DarwinUniversalVariantTag {
+ depPaths.DarwinSecondArchOutput = dep.(*Module).OutputFile()
+ return
+ }
+
ccDep, ok := dep.(LinkableInterface)
if !ok {
diff --git a/cc/config/darwin_host.go b/cc/config/darwin_host.go
index 318acb4..206bec1 100644
--- a/cc/config/darwin_host.go
+++ b/cc/config/darwin_host.go
@@ -54,6 +54,7 @@
darwinSupportedSdkVersions = []string{
"11",
+ "12",
}
darwinAvailableLibraries = append(
@@ -87,6 +88,10 @@
return getMacTools(ctx).arPath
})
+ pctx.VariableFunc("MacLipoPath", func(ctx android.PackageVarContext) string {
+ return getMacTools(ctx).lipoPath
+ })
+
pctx.VariableFunc("MacStripPath", func(ctx android.PackageVarContext) string {
return getMacTools(ctx).stripPath
})
@@ -118,6 +123,7 @@
sdkRoot string
arPath string
+ lipoPath string
stripPath string
toolPath string
}
@@ -157,6 +163,7 @@
macTools.sdkRoot = xcrun("--show-sdk-path")
macTools.arPath = xcrun("--find", "ar")
+ macTools.lipoPath = xcrun("--find", "lipo")
macTools.stripPath = xcrun("--find", "strip")
macTools.toolPath = filepath.Dir(xcrun("--find", "ld"))
})
diff --git a/cc/library.go b/cc/library.go
index e53aac0..a081c7d 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -1429,6 +1429,12 @@
builderFlags := flagsToBuilderFlags(flags)
+ if ctx.Darwin() && deps.DarwinSecondArchOutput.Valid() {
+ fatOutputFile := outputFile
+ outputFile = android.PathForModuleOut(ctx, "pre-fat", fileName)
+ transformDarwinUniversalBinary(ctx, fatOutputFile, outputFile, deps.DarwinSecondArchOutput.Path())
+ }
+
// Optimize out relinking against shared libraries whose interface hasn't changed by
// depending on a table of contents file instead of the library itself.
tocFile := outputFile.ReplaceExtension(ctx, flags.Toolchain.ShlibSuffix()[1:]+".toc")
diff --git a/cc/test.go b/cc/test.go
index f37fdae..0ca96f7 100644
--- a/cc/test.go
+++ b/cc/test.go
@@ -105,11 +105,6 @@
// Add RunCommandTargetPreparer to stop framework before the test and start it after the test.
Disable_framework *bool
- // Add ShippingApiLevelModuleController to auto generated test config. If the device properties
- // for the shipping api level is less than the test_min_api_level, skip this module.
- // Deprecated (b/187258404). Use test_options.min_shipping_api_level instead.
- Test_min_api_level *int64
-
// Flag to indicate whether or not to create test config automatically. If AndroidTest.xml
// doesn't exist next to the Android.bp, this attribute doesn't need to be set to true
// explicitly.
@@ -432,14 +427,6 @@
var options []tradefed.Option
options = append(options, tradefed.Option{Name: "min-api-level", Value: strconv.FormatInt(int64(*test.Properties.Test_options.Min_shipping_api_level), 10)})
configs = append(configs, tradefed.Object{"module_controller", "com.android.tradefed.testtype.suite.module.ShippingApiLevelModuleController", options})
- } else if test.Properties.Test_min_api_level != nil {
- // TODO: (b/187258404) Remove test.Properties.Test_min_api_level
- if test.Properties.Test_options.Vsr_min_shipping_api_level != nil {
- ctx.PropertyErrorf("test_min_api_level", "must not be set at the same time as 'vsr_min_shipping_api_level'.")
- }
- var options []tradefed.Option
- options = append(options, tradefed.Option{Name: "min-api-level", Value: strconv.FormatInt(int64(*test.Properties.Test_min_api_level), 10)})
- configs = append(configs, tradefed.Object{"module_controller", "com.android.tradefed.testtype.suite.module.ShippingApiLevelModuleController", options})
}
if test.Properties.Test_options.Vsr_min_shipping_api_level != nil {
var options []tradefed.Option
diff --git a/mk2rbc/expr.go b/mk2rbc/expr.go
index ec0b279..81b31c7 100644
--- a/mk2rbc/expr.go
+++ b/mk2rbc/expr.go
@@ -85,6 +85,31 @@
s.emit(gctx)
}
+// Boolean literal
+type boolLiteralExpr struct {
+ literal bool
+}
+
+func (b *boolLiteralExpr) eval(_ map[string]starlarkExpr) (res starlarkExpr, same bool) {
+ return b, true
+}
+
+func (b *boolLiteralExpr) emit(gctx *generationContext) {
+ if b.literal {
+ gctx.write("True")
+ } else {
+ gctx.write("False")
+ }
+}
+
+func (_ *boolLiteralExpr) typ() starlarkType {
+ return starlarkTypeBool
+}
+
+func (b *boolLiteralExpr) emitListVarCopy(gctx *generationContext) {
+ b.emit(gctx)
+}
+
// interpolateExpr represents Starlark's interpolation operator <string> % list
// we break <string> into a list of chunks, i.e., "first%second%third" % (X, Y)
// will have chunks = ["first", "second", "third"] and args = [X, Y]
@@ -617,6 +642,55 @@
cx.emit(gctx)
}
+type ifExpr struct {
+ condition starlarkExpr
+ ifTrue starlarkExpr
+ ifFalse starlarkExpr
+}
+
+func (i *ifExpr) eval(valueMap map[string]starlarkExpr) (res starlarkExpr, same bool) {
+ cond, condSame := i.condition.eval(valueMap)
+ t, tSame := i.ifTrue.eval(valueMap)
+ f, fSame := i.ifFalse.eval(valueMap)
+ same = condSame && tSame && fSame
+ if same {
+ return i, same
+ } else {
+ return &ifExpr{
+ condition: cond,
+ ifTrue: t,
+ ifFalse: f,
+ }, same
+ }
+}
+
+func (i *ifExpr) emit(gctx *generationContext) {
+ gctx.write("(")
+ i.ifTrue.emit(gctx)
+ gctx.write(" if ")
+ i.condition.emit(gctx)
+ gctx.write(" else ")
+ i.ifFalse.emit(gctx)
+ gctx.write(")")
+}
+
+func (i *ifExpr) typ() starlarkType {
+ tType := i.ifTrue.typ()
+ fType := i.ifFalse.typ()
+ if tType != fType && tType != starlarkTypeUnknown && fType != starlarkTypeUnknown {
+ panic("Conflicting types in if expression")
+ }
+ if tType != starlarkTypeUnknown {
+ return tType
+ } else {
+ return fType
+ }
+}
+
+func (i *ifExpr) emitListVarCopy(gctx *generationContext) {
+ i.emit(gctx)
+}
+
type badExpr struct {
errorLocation ErrorLocation
message string
diff --git a/mk2rbc/mk2rbc.go b/mk2rbc/mk2rbc.go
index cade4d2..d5ff181 100644
--- a/mk2rbc/mk2rbc.go
+++ b/mk2rbc/mk2rbc.go
@@ -112,6 +112,7 @@
"filter-out": {baseName + ".filter_out", starlarkTypeList, hiddenArgNone},
"firstword": {"!firstword", starlarkTypeString, hiddenArgNone},
"get-vendor-board-platforms": {"!get-vendor-board-platforms", starlarkTypeList, hiddenArgNone}, // internal macro, used by is-board-platform, etc.
+ "if": {"!if", starlarkTypeUnknown, hiddenArgNone},
"info": {baseName + ".mkinfo", starlarkTypeVoid, hiddenArgNone},
"is-android-codename": {"!is-android-codename", starlarkTypeBool, hiddenArgNone}, // unused by product config
"is-android-codename-in-list": {"!is-android-codename-in-list", starlarkTypeBool, hiddenArgNone}, // unused by product config
@@ -1331,6 +1332,34 @@
// TODO (asmundak): if we find many, maybe handle them.
return ctx.newBadExpr(node, "SOONG_CONFIG_ variables cannot be referenced, use soong_config_get instead: %s", refDump)
}
+ // Handle substitution references: https://www.gnu.org/software/make/manual/html_node/Substitution-Refs.html
+ if strings.Contains(refDump, ":") {
+ parts := strings.SplitN(refDump, ":", 2)
+ substParts := strings.SplitN(parts[1], "=", 2)
+ if len(substParts) < 2 || strings.Count(substParts[0], "%") > 1 {
+ return ctx.newBadExpr(node, "Invalid substitution reference")
+ }
+ if !strings.Contains(substParts[0], "%") {
+ if strings.Contains(substParts[1], "%") {
+ return ctx.newBadExpr(node, "A substitution reference must have a %% in the \"before\" part of the substitution if it has one in the \"after\" part.")
+ }
+ substParts[0] = "%" + substParts[0]
+ substParts[1] = "%" + substParts[1]
+ }
+ v := ctx.addVariable(parts[0])
+ if v == nil {
+ return ctx.newBadExpr(node, "unknown variable %s", refDump)
+ }
+ return &callExpr{
+ name: "patsubst",
+ returnType: knownFunctions["patsubst"].returnType,
+ args: []starlarkExpr{
+ &stringLiteralExpr{literal: substParts[0]},
+ &stringLiteralExpr{literal: substParts[1]},
+ &variableRefExpr{v, ctx.lastAssignment(v.name()) != nil},
+ },
+ }
+ }
if v := ctx.addVariable(refDump); v != nil {
return &variableRefExpr{v, ctx.lastAssignment(v.name()) != nil}
}
@@ -1368,6 +1397,8 @@
return ctx.newBadExpr(node, "cannot handle invoking %s", expr.name)
}
switch expr.name {
+ case "if":
+ return ctx.parseIfFunc(node, args)
case "word":
return ctx.parseWordFunc(node, args)
case "firstword", "lastword":
@@ -1423,6 +1454,35 @@
}
}
+func (ctx *parseContext) parseIfFunc(node mkparser.Node, args *mkparser.MakeString) starlarkExpr {
+ words := args.Split(",")
+ if len(words) != 2 && len(words) != 3 {
+ return ctx.newBadExpr(node, "if function should have 2 or 3 arguments, found "+strconv.Itoa(len(words)))
+ }
+ condition := ctx.parseMakeString(node, words[0])
+ ifTrue := ctx.parseMakeString(node, words[1])
+ var ifFalse starlarkExpr
+ if len(words) == 3 {
+ ifFalse = ctx.parseMakeString(node, words[2])
+ } else {
+ switch ifTrue.typ() {
+ case starlarkTypeList:
+ ifFalse = &listExpr{items: []starlarkExpr{}}
+ case starlarkTypeInt:
+ ifFalse = &intLiteralExpr{literal: 0}
+ case starlarkTypeBool:
+ ifFalse = &boolLiteralExpr{literal: false}
+ default:
+ ifFalse = &stringLiteralExpr{literal: ""}
+ }
+ }
+ return &ifExpr{
+ condition,
+ ifTrue,
+ ifFalse,
+ }
+}
+
func (ctx *parseContext) parseWordFunc(node mkparser.Node, args *mkparser.MakeString) starlarkExpr {
words := args.Split(",")
if len(words) != 2 {
diff --git a/mk2rbc/mk2rbc_test.go b/mk2rbc/mk2rbc_test.go
index fa33e75..78444c9 100644
--- a/mk2rbc/mk2rbc_test.go
+++ b/mk2rbc/mk2rbc_test.go
@@ -1091,6 +1091,46 @@
pass
`,
},
+ {
+ desc: "if expression",
+ mkname: "product.mk",
+ in: `
+TEST_VAR := foo
+TEST_VAR_LIST := foo
+TEST_VAR_LIST += bar
+TEST_VAR_2 := $(if $(TEST_VAR),bar)
+TEST_VAR_3 := $(if $(TEST_VAR),bar,baz)
+TEST_VAR_3 := $(if $(TEST_VAR),$(TEST_VAR_LIST))
+`,
+ expected: `load("//build/make/core:product_config.rbc", "rblf")
+
+def init(g, handle):
+ cfg = rblf.cfg(handle)
+ g["TEST_VAR"] = "foo"
+ g["TEST_VAR_LIST"] = ["foo"]
+ g["TEST_VAR_LIST"] += ["bar"]
+ g["TEST_VAR_2"] = ("bar" if g["TEST_VAR"] else "")
+ g["TEST_VAR_3"] = ("bar" if g["TEST_VAR"] else "baz")
+ g["TEST_VAR_3"] = (g["TEST_VAR_LIST"] if g["TEST_VAR"] else [])
+`,
+ },
+ {
+ desc: "substitution references",
+ mkname: "product.mk",
+ in: `
+SOURCES := foo.c bar.c
+OBJECTS := $(SOURCES:.c=.o)
+OBJECTS2 := $(SOURCES:%.c=%.o)
+`,
+ expected: `load("//build/make/core:product_config.rbc", "rblf")
+
+def init(g, handle):
+ cfg = rblf.cfg(handle)
+ g["SOURCES"] = "foo.c bar.c"
+ g["OBJECTS"] = rblf.mkpatsubst("%.c", "%.o", g["SOURCES"])
+ g["OBJECTS2"] = rblf.mkpatsubst("%.c", "%.o", g["SOURCES"])
+`,
+ },
}
var known_variables = []struct {