diff options
Diffstat (limited to 'rust/builder.go')
| -rw-r--r-- | rust/builder.go | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/rust/builder.go b/rust/builder.go index 20ca5dbee..7dd9dd276 100644 --- a/rust/builder.go +++ b/rust/builder.go @@ -83,10 +83,37 @@ var ( RspfileContent: "$in", }, "outDir") + + // Cross-referencing: + _ = pctx.SourcePathVariable("rustExtractor", + "prebuilts/build-tools/${config.HostPrebuiltTag}/bin/rust_extractor") + _ = pctx.VariableFunc("kytheCorpus", + func(ctx android.PackageVarContext) string { return ctx.Config().XrefCorpusName() }) + _ = pctx.VariableFunc("kytheCuEncoding", + func(ctx android.PackageVarContext) string { return ctx.Config().XrefCuEncoding() }) + _ = pctx.SourcePathVariable("kytheVnames", "build/soong/vnames.json") + kytheExtract = pctx.AndroidStaticRule("kythe", + blueprint.RuleParams{ + Command: `KYTHE_CORPUS=${kytheCorpus} ` + + `KYTHE_OUTPUT_FILE=$out ` + + `KYTHE_VNAMES=$kytheVnames ` + + `KYTHE_KZIP_ENCODING=${kytheCuEncoding} ` + + `KYTHE_CANONICALIZE_VNAME_PATHS=prefer-relative ` + + `$rustExtractor $envVars ` + + `$rustcCmd ` + + `-C linker=${config.RustLinker} ` + + `-C link-args="${crtBegin} ${config.RustLinkerArgs} ${linkFlags} ${crtEnd}" ` + + `$in ${libFlags} $rustcFlags`, + CommandDeps: []string{"$rustExtractor", "$kytheVnames"}, + Rspfile: "${out}.rsp", + RspfileContent: "$in", + }, + "rustcFlags", "linkFlags", "libFlags", "crtBegin", "crtEnd", "envVars") ) type buildOutput struct { outputFile android.Path + kytheFile android.Path } func init() { @@ -324,6 +351,25 @@ func transformSrctoCrate(ctx ModuleContext, main android.Path, deps PathDeps, fl }, }) + if flags.EmitXrefs { + kytheFile := android.PathForModuleOut(ctx, outputFile.Base()+".kzip") + ctx.Build(pctx, android.BuildParams{ + Rule: kytheExtract, + Description: "Xref Rust extractor " + main.Rel(), + Output: kytheFile, + Inputs: inputs, + Implicits: implicits, + Args: map[string]string{ + "rustcFlags": strings.Join(rustcFlags, " "), + "linkFlags": strings.Join(linkFlags, " "), + "libFlags": strings.Join(libFlags, " "), + "crtBegin": strings.Join(deps.CrtBegin.Strings(), " "), + "crtEnd": strings.Join(deps.CrtEnd.Strings(), " "), + "envVars": strings.Join(envVars, " "), + }, + }) + output.kytheFile = kytheFile + } return output } |