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Merge "Rename variables with "-" in androidmk"

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This commit is contained in:
Liz Kammer
2020-06-23 15:35:13 +00:00
committed by Gerrit Code Review
parent c9ef6ee1b7 9946f0308f
commit 63a89ef82f
3 changed files with 89 additions and 25 deletions
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38
androidmk/androidmk/androidmk.go
View File

@@ -34,6 +34,7 @@ type bpFile struct {
defs []bpparser.Definition
localAssignments map[string]*bpparser.Property
globalAssignments map[string]*bpparser.Expression
variableRenames map[string]string
scope mkparser.Scope
module *bpparser.Module
@@ -43,6 +44,10 @@ type bpFile struct {
inModule bool
}
var invalidVariableStringToReplacement = map[string]string{
"-": "_dash_",
}
func (f *bpFile) insertComment(s string) {
f.comments = append(f.comments, &bpparser.CommentGroup{
Comments: []*bpparser.Comment{
@@ -120,6 +125,7 @@ func ConvertFile(filename string, buffer *bytes.Buffer) (string, []error) {
scope: androidScope(),
localAssignments: make(map[string]*bpparser.Property),
globalAssignments: make(map[string]*bpparser.Expression),
variableRenames: make(map[string]string),
}
var conds []*conditional
@@ -224,6 +230,25 @@ func ConvertFile(filename string, buffer *bytes.Buffer) (string, []error) {
return string(out), errs
}
func renameVariableWithInvalidCharacters(name string) string {
renamed := ""
for invalid, replacement := range invalidVariableStringToReplacement {
if strings.Contains(name, invalid) {
renamed = strings.ReplaceAll(name, invalid, replacement)
}
}
return renamed
}
func invalidVariableStrings() string {
invalidStrings := make([]string, 0, len(invalidVariableStringToReplacement))
for s := range invalidVariableStringToReplacement {
invalidStrings = append(invalidStrings, "\""+s+"\"")
}
return strings.Join(invalidStrings, ", ")
}
func handleAssignment(file *bpFile, assignment *mkparser.Assignment, c *conditional) {
if !assignment.Name.Const() {
file.errorf(assignment, "unsupported non-const variable name")
@@ -238,6 +263,12 @@ func handleAssignment(file *bpFile, assignment *mkparser.Assignment, c *conditio
name := assignment.Name.Value(nil)
prefix := ""
if newName := renameVariableWithInvalidCharacters(name); newName != "" {
file.warnf("Variable names cannot contain: %s. Renamed \"%s\" to \"%s\"", invalidVariableStrings(), name, newName)
file.variableRenames[name] = newName
name = newName
}
if strings.HasPrefix(name, "LOCAL_") {
for _, x := range propertyPrefixes {
if strings.HasSuffix(name, "_"+x.mk) {
@@ -341,11 +372,11 @@ func makeVariableToBlueprint(file *bpFile, val *mkparser.MakeString,
var err error
switch typ {
case bpparser.ListType:
exp, err = makeToListExpression(val, file.scope)
exp, err = makeToListExpression(val, file)
case bpparser.StringType:
exp, err = makeToStringExpression(val, file.scope)
exp, err = makeToStringExpression(val, file)
case bpparser.BoolType:
exp, err = makeToBoolExpression(val)
exp, err = makeToBoolExpression(val, file)
default:
panic("unknown type")
}
@@ -358,7 +389,6 @@ func makeVariableToBlueprint(file *bpFile, val *mkparser.MakeString,
}
func setVariable(file *bpFile, plusequals bool, prefix, name string, value bpparser.Expression, local bool) error {
if prefix != "" {
name = prefix + "." + name
}

22
androidmk/androidmk/androidmk_test.go
View File

@@ -1364,6 +1364,28 @@ android_test_import {
preprocessed: true,
test_suites: ["cts"],
}
`,
},
{
desc: "dashed_variable gets renamed",
in: `
include $(CLEAR_VARS)
dashed-variable:= a.cpp
LOCAL_MODULE:= test
LOCAL_SRC_FILES:= $(dashed-variable)
include $(BUILD_EXECUTABLE)
`,
expected: `
// ANDROIDMK TRANSLATION WARNING: Variable names cannot contain: "-". Renamed "dashed-variable" to "dashed_dash_variable"
dashed_dash_variable = ["a.cpp"]
cc_binary {
name: "test",
srcs: dashed_dash_variable,
}
`,
},
{

54
androidmk/androidmk/values.go
View File

@@ -60,8 +60,7 @@ func addValues(val1, val2 bpparser.Expression) (bpparser.Expression, error) {
}, nil
}
func makeToStringExpression(ms *mkparser.MakeString, scope mkparser.Scope) (bpparser.Expression, error) {
func makeToStringExpression(ms *mkparser.MakeString, file *bpFile) (bpparser.Expression, error) {
var val bpparser.Expression
var err error
@@ -70,18 +69,18 @@ func makeToStringExpression(ms *mkparser.MakeString, scope mkparser.Scope) (bppa
}
for i, s := range ms.Strings[1:] {
if ret, ok := ms.Variables[i].EvalFunction(scope); ok {
if ret, ok := ms.Variables[i].EvalFunction(file.scope); ok {
if len(ret) > 1 {
return nil, fmt.Errorf("Unexpected list value %s", ms.Dump())
}
val, err = addValues(val, stringToStringValue(ret[0]))
} else {
name := ms.Variables[i].Name
if !name.Const() {
return nil, fmt.Errorf("Unsupported non-const variable name %s", name.Dump())
name, err := extractVariableName(ms.Variables[i].Name, file)
if err != nil {
return nil, err
}
tmp := &bpparser.Variable{
Name: name.Value(nil),
Name: name,
Value: &bpparser.String{},
}
@@ -125,8 +124,7 @@ func stringToListValue(s string) bpparser.Expression {
}
func makeToListExpression(ms *mkparser.MakeString, scope mkparser.Scope) (bpparser.Expression, error) {
func makeToListExpression(ms *mkparser.MakeString, file *bpFile) (bpparser.Expression, error) {
fields := ms.Split(" \t")
var listOfListValues []bpparser.Expression
@@ -135,14 +133,14 @@ func makeToListExpression(ms *mkparser.MakeString, scope mkparser.Scope) (bppars
for _, f := range fields {
if len(f.Variables) == 1 && f.Strings[0] == "" && f.Strings[1] == "" {
if ret, ok := f.Variables[0].EvalFunction(scope); ok {
if ret, ok := f.Variables[0].EvalFunction(file.scope); ok {
listValue.Values = append(listValue.Values, stringListToStringValueList(ret)...)
} else {
// Variable by itself, variable is probably a list
if !f.Variables[0].Name.Const() {
return nil, fmt.Errorf("unsupported non-const variable name")
name, err := extractVariableName(f.Variables[0].Name, file)
if err != nil {
return nil, err
}
if f.Variables[0].Name.Value(nil) == "TOP" {
if name == "TOP" {
listValue.Values = append(listValue.Values, &bpparser.String{
Value: ".",
})
@@ -151,14 +149,14 @@ func makeToListExpression(ms *mkparser.MakeString, scope mkparser.Scope) (bppars
listOfListValues = append(listOfListValues, listValue)
}
listOfListValues = append(listOfListValues, &bpparser.Variable{
Name: f.Variables[0].Name.Value(nil),
Name: name,
Value: &bpparser.List{},
})
listValue = &bpparser.List{}
}
}
} else {
s, err := makeToStringExpression(f, scope)
s, err := makeToStringExpression(f, file)
if err != nil {
return nil, err
}
@@ -208,15 +206,15 @@ func stringToBoolValue(s string) (bpparser.Expression, error) {
}, nil
}
func makeToBoolExpression(ms *mkparser.MakeString) (bpparser.Expression, error) {
func makeToBoolExpression(ms *mkparser.MakeString, file *bpFile) (bpparser.Expression, error) {
if !ms.Const() {
if len(ms.Variables) == 1 && ms.Strings[0] == "" && ms.Strings[1] == "" {
name := ms.Variables[0].Name
if !name.Const() {
return nil, fmt.Errorf("unsupported non-const variable name")
name, err := extractVariableName(ms.Variables[0].Name, file)
if err != nil {
return nil, err
}
return &bpparser.Variable{
Name: name.Value(nil),
Name: name,
Value: &bpparser.Bool{},
}, nil
} else {
@@ -226,3 +224,17 @@ func makeToBoolExpression(ms *mkparser.MakeString) (bpparser.Expression, error)
return stringToBoolValue(ms.Value(nil))
}
func extractVariableName(name *mkparser.MakeString, file *bpFile) (string, error) {
if !name.Const() {
return "", fmt.Errorf("Unsupported non-const variable name %s", name.Dump())
}
variableName := name.Value(nil)
if newName, ok := file.variableRenames[variableName]; ok {
variableName = newName
}
return variableName, nil
}