Allow Soong to generate its own build documentation

Add a rule in soong that re-executes soong_build in order to
generate build documentation.  This allows Soong to customize
the documentation.

Bug: 70516282
Test: m soong_docs
Change-Id: If143cfacd6ac20274cd7bb8d8fab0c07025a5553

1 files changed, 14 insertions, 2 deletions

diff --git a/android/config.go b/android/config.go
index 0eebb5fb..16870f10 100644
--- a/android/config.go
+++ b/android/config.go
@@ -25,6 +25,7 @@ import (
 	"strings"
 	"sync"
 
+	"github.com/google/blueprint/bootstrap"
 	"github.com/google/blueprint/proptools"
 )
 
@@ -67,6 +68,7 @@ type config struct {
 	FileConfigurableOptions
 	ProductVariables productVariables
 
+	PrimaryBuilder           string
 	ConfigFileName           string
 	ProductVariablesFileName string
 
@@ -91,6 +93,8 @@ type config struct {
 	useOpenJDK9    bool // Use OpenJDK9, but possibly target 1.8
 	targetOpenJDK9 bool // Use OpenJDK9 and target 1.9
 
+	stopBefore bootstrap.StopBefore
+
 	OncePer
 }
 
@@ -312,14 +316,22 @@ func (c *config) fromEnv() error {
 	return nil
 }
 
-func (c *config) RemoveAbandonedFiles() bool {
-	return false
+func (c *config) StopBefore() bootstrap.StopBefore {
+	return c.stopBefore
+}
+
+func (c *config) SetStopBefore(stopBefore bootstrap.StopBefore) {
+	c.stopBefore = stopBefore
 }
 
+var _ bootstrap.ConfigStopBefore = (*config)(nil)
+
 func (c *config) BlueprintToolLocation() string {
 	return filepath.Join(c.buildDir, "host", c.PrebuiltOS(), "bin")
 }
 
+var _ bootstrap.ConfigBlueprintToolLocation = (*config)(nil)
+
 // HostSystemTool looks for non-hermetic tools from the system we're running on.
 // Generally shouldn't be used, but useful to find the XCode SDK, etc.
 func (c *config) HostSystemTool(name string) string {