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Commit 33e32f3c authored by Joel Galenson's avatar Joel Galenson Committed by Gerrit Code Review
Browse files

Merge "Pass "--extern proc_macro" to rust_proc_macros."

parents 40660d21 ce7bbdc3

rust/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -50,6 +50,7 @@ bootstrap_go_package { 
        "fuzz_test.go",

        "image_test.go",

        "library_test.go",

        "proc_macro_test.go",

        "project_json_test.go",

        "protobuf_test.go",

        "rust_test.go",

rust/proc_macro.go

+6 −0
Original line number Diff line number Diff line
@@ -63,6 +63,12 @@ func (procMacro *procMacroDecorator) compilerProps() []interface{} { 
		&procMacro.Properties)

}



func (procMacro *procMacroDecorator) compilerFlags(ctx ModuleContext, flags Flags) Flags {

	flags = procMacro.baseCompiler.compilerFlags(ctx, flags)

	flags.RustFlags = append(flags.RustFlags, "--extern proc_macro")

	return flags

}



func (procMacro *procMacroDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) android.Path {

	fileName := procMacro.getStem(ctx) + ctx.toolchain().ProcMacroSuffix()

	outputFile := android.PathForModuleOut(ctx, fileName)

rust/proc_macro_test.go

0 → 100644
+36 −0
Original line number Diff line number Diff line 
// Copyright 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 rust



import (

	"strings"

	"testing"

)



func TestRustProcMacro(t *testing.T) {

	ctx := testRust(t, `

          rust_proc_macro {

	    name: "libprocmacro",

	    srcs: ["foo.rs"],

	    crate_name: "procmacro",

	  }

	`)



	libprocmacro := ctx.ModuleForTests("libprocmacro", "linux_glibc_x86_64").Rule("rustc")



	if !strings.Contains(libprocmacro.Args["rustcFlags"], "--extern proc_macro") {

		t.Errorf("--extern proc_macro flag not being passed to rustc for proc macro %#v", libprocmacro.Args["rustcFlags"])

	}

}