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platform_build_soong
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Add genrule tool_file to better handle deps 

am: f7f3d69cf5

* commit 'f7f3d69cf58cdb0bb15ea0b376a6e0381e971905':
  Add genrule tool_file to better handle deps

Change-Id: I04054b0c22d2e05ad877c69187b6fc2551b743b2
This commit is contained in:
Dan Willemsen 2016-04-21 22:21:53 +00:00 committed by android-build-merger
parent c5dedcacfa f7f3d69cf5
commit d8fd035fad
1 changed files with 35 additions and 15 deletions
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50
genrule/genrule.go
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@ -48,6 +48,7 @@ type HostToolProvider interface {
type generatorProperties struct {
// command to run on one or more input files. Available variables for substitution:
// $tool: the path to the `tool` or `tool_file`
// $in: one or more input files
// $out: a single output file
// $srcDir: the root directory of the source tree
@ -57,6 +58,9 @@ type generatorProperties struct {
// name of the module (if any) that produces the host executable. Leave empty for
// prebuilts or scripts that do not need a module to build them.
Tool string
// Local file that is used as the tool
Tool_file string
}
type generator struct {
@ -101,36 +105,52 @@ func genruleDepsMutator(ctx common.AndroidBottomUpMutatorContext) {
}
func (g *generator) GenerateAndroidBuildActions(ctx common.AndroidModuleContext) {
if g.properties.Tool != "" && g.properties.Tool_file != "" {
ctx.ModuleErrorf("`tool` and `tool_file` may not be specified at the same time")
return
}
g.rule = ctx.Rule(pctx, "generator", blueprint.RuleParams{
Command: "PATH=$$PATH:$hostBin " + g.properties.Cmd,
})
}, "tool")
ctx.VisitDirectDeps(func(module blueprint.Module) {
if t, ok := module.(HostToolProvider); ok {
p := t.HostToolPath()
if p.Valid() {
g.deps = append(g.deps, p.Path())
var tool string
if g.properties.Tool_file != "" {
toolpath := common.PathForModuleSrc(ctx, g.properties.Tool_file)
g.deps = append(g.deps, toolpath)
tool = toolpath.String()
} else if g.properties.Tool != "" {
ctx.VisitDirectDeps(func(module blueprint.Module) {
if t, ok := module.(HostToolProvider); ok {
p := t.HostToolPath()
if p.Valid() {
g.deps = append(g.deps, p.Path())
tool = p.String()
} else {
ctx.ModuleErrorf("host tool %q missing output file", ctx.OtherModuleName(module))
}
} else {
ctx.ModuleErrorf("host tool %q missing output file", ctx.OtherModuleName(module))
ctx.ModuleErrorf("unknown dependency %q", ctx.OtherModuleName(module))
}
} else {
ctx.ModuleErrorf("unknown dependency %q", ctx.OtherModuleName(module))
}
})
})
}
g.genPath = common.PathForModuleGen(ctx, "")
for _, task := range g.tasks(ctx) {
g.generateSourceFile(ctx, task)
g.generateSourceFile(ctx, task, tool)
}
}
func (g *generator) generateSourceFile(ctx common.AndroidModuleContext, task generateTask) {
func (g *generator) generateSourceFile(ctx common.AndroidModuleContext, task generateTask, tool string) {
ctx.ModuleBuild(pctx, common.ModuleBuildParams{
Rule: g.rule,
Output: task.out,
Inputs: task.in,
Implicits: g.deps,
Args: map[string]string{
"tool": tool,
},
})
g.outputFiles = append(g.outputFiles, task.out)
@ -179,7 +199,7 @@ func GenRuleFactory() (blueprint.Module, []interface{}) {
return []generateTask{
{
in: ctx.ExpandSources(properties.Srcs, nil),
out: properties.Out,
out: common.PathForModuleGen(ctx, properties.Out),
},
}
}
@ -192,5 +212,5 @@ type genRuleProperties struct {
Srcs []string
// name of the output file that will be generated
Out common.ModuleGenPath
Out string
}