| // Copyright (C) 2021 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package aidl |
| |
| import ( |
| "android/soong/android" |
| "strings" |
| ) |
| |
| // wrap(p, a, s) = [p + v + s for v in a] |
| func wrap(prefix string, strs []string, suffix string) []string { |
| ret := make([]string, len(strs)) |
| for i, v := range strs { |
| ret[i] = prefix + v + suffix |
| } |
| return ret |
| } |
| |
| // wrapFunc(p, a, s, f) = [p + f(v) + s for v in a] |
| func wrapFunc(prefix string, strs []string, suffix string, f func(string) string) []string { |
| ret := make([]string, len(strs)) |
| for i, v := range strs { |
| ret[i] = prefix + f(v) + suffix |
| } |
| return ret |
| } |
| |
| // concat(a...) = sum((i for i in a), []) |
| func concat(sstrs ...[]string) []string { |
| var ret []string |
| for _, v := range sstrs { |
| ret = append(ret, v...) |
| } |
| return ret |
| } |
| |
| // baseDir is the directory where the package name starts. e.g. For an AIDL fil |
| // mymodule/aidl_src/com/android/IFoo.aidl, baseDir is mymodule/aidl_src given that the package name is |
| // com.android. The build system however don't know the package name without actually reading the AIDL file. |
| // Therefore, we rely on the user to correctly set the base directory via following two methods: |
| // 1) via the 'path' property of filegroup or |
| // 2) via `local_include_dir' of the aidl_interface module. |
| func getBaseDir(ctx android.ModuleContext, src android.Path, aidlRoot android.Path) string { |
| // By default, we try to get 1) by reading Rel() of the input path. |
| baseDir := strings.TrimSuffix(src.String(), src.Rel()) |
| // However, if 2) is set and it's more specific (i.e. deeper) than 1), we use 2). |
| if strings.HasPrefix(aidlRoot.String(), baseDir) { |
| baseDir = aidlRoot.String() |
| } |
| return baseDir |
| } |
| |
| func fixRustName(name string) string { |
| return strings.Map(func(r rune) rune { |
| switch r { |
| case '-', '.': |
| return '_' |
| default: |
| return r |
| } |
| }, name) |
| } |