add crate_root property to rust modules
The crate_root property will be used to specify the entry point for a
rustc compilation. This will allow the srcs property to be used to
collect all src inputs to rustc rather than just the entry point.
Bug: 286077158
Test: m libnum_traits
Change-Id: I1a167182305dcc11cc927d562ceed622153111d3
diff --git a/rust/binary.go b/rust/binary.go
index 1e24beb..2c9f64d 100644
--- a/rust/binary.go
+++ b/rust/binary.go
@@ -137,9 +137,14 @@
func (binary *binaryDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) buildOutput {
fileName := binary.getStem(ctx) + ctx.toolchain().ExecutableSuffix()
- srcPath, _ := srcPathFromModuleSrcs(ctx, binary.baseCompiler.Properties.Srcs)
outputFile := android.PathForModuleOut(ctx, fileName)
ret := buildOutput{outputFile: outputFile}
+ var crateRootPath android.Path
+ if binary.baseCompiler.Properties.Crate_root == nil {
+ crateRootPath, _ = srcPathFromModuleSrcs(ctx, binary.baseCompiler.Properties.Srcs)
+ } else {
+ crateRootPath = android.PathForModuleSrc(ctx, *binary.baseCompiler.Properties.Crate_root)
+ }
flags.RustFlags = append(flags.RustFlags, deps.depFlags...)
flags.LinkFlags = append(flags.LinkFlags, deps.depLinkFlags...)
@@ -154,7 +159,7 @@
}
binary.baseCompiler.unstrippedOutputFile = outputFile
- ret.kytheFile = TransformSrcToBinary(ctx, srcPath, deps, flags, outputFile).kytheFile
+ ret.kytheFile = TransformSrcToBinary(ctx, crateRootPath, deps, flags, outputFile).kytheFile
return ret
}