Add support for order-only dependencies to RuleBuilder
Test: TestRuleBuilder
Change-Id: I1609a790dd4d0a03c8308b6e552622fe33fa2499
diff --git a/android/rule_builder.go b/android/rule_builder.go
index b4f144a..9005f07 100644
--- a/android/rule_builder.go
+++ b/android/rule_builder.go
@@ -162,9 +162,10 @@
r.Command().Text("rm").Flag("-f").Outputs(temporariesList)
}
-// Inputs returns the list of paths that were passed to the RuleBuilderCommand methods that take input paths, such
-// as RuleBuilderCommand.Input, RuleBuilderComand.Implicit, or RuleBuilderCommand.FlagWithInput. Inputs to a command
-// that are also outputs of another command in the same RuleBuilder are filtered out.
+// Inputs returns the list of paths that were passed to the RuleBuilderCommand methods that take
+// input paths, such as RuleBuilderCommand.Input, RuleBuilderComand.Implicit, or
+// RuleBuilderCommand.FlagWithInput. Inputs to a command that are also outputs of another command
+// in the same RuleBuilder are filtered out. The list is sorted and duplicates removed.
func (r *RuleBuilder) Inputs() Paths {
outputs := r.outputSet()
depFiles := r.depFileSet()
@@ -193,6 +194,28 @@
return inputList
}
+// OrderOnlys returns the list of paths that were passed to the RuleBuilderCommand.OrderOnly or
+// RuleBuilderCommand.OrderOnlys. The list is sorted and duplicates removed.
+func (r *RuleBuilder) OrderOnlys() Paths {
+ orderOnlys := make(map[string]Path)
+ for _, c := range r.commands {
+ for _, orderOnly := range c.orderOnlys {
+ orderOnlys[orderOnly.String()] = orderOnly
+ }
+ }
+
+ var orderOnlyList Paths
+ for _, orderOnly := range orderOnlys {
+ orderOnlyList = append(orderOnlyList, orderOnly)
+ }
+
+ sort.Slice(orderOnlyList, func(i, j int) bool {
+ return orderOnlyList[i].String() < orderOnlyList[j].String()
+ })
+
+ return orderOnlyList
+}
+
func (r *RuleBuilder) outputSet() map[string]WritablePath {
outputs := make(map[string]WritablePath)
for _, c := range r.commands {
@@ -203,8 +226,9 @@
return outputs
}
-// Outputs returns the list of paths that were passed to the RuleBuilderCommand methods that take output paths, such
-// as RuleBuilderCommand.Output, RuleBuilderCommand.ImplicitOutput, or RuleBuilderCommand.FlagWithInput.
+// Outputs returns the list of paths that were passed to the RuleBuilderCommand methods that take
+// output paths, such as RuleBuilderCommand.Output, RuleBuilderCommand.ImplicitOutput, or
+// RuleBuilderCommand.FlagWithInput. The list is sorted and duplicates removed.
func (r *RuleBuilder) Outputs() WritablePaths {
outputs := r.outputSet()
@@ -262,7 +286,8 @@
return tools
}
-// Tools returns the list of paths that were passed to the RuleBuilderCommand.Tool method.
+// Tools returns the list of paths that were passed to the RuleBuilderCommand.Tool method. The
+// list is sorted and duplicates removed.
func (r *RuleBuilder) Tools() Paths {
toolsSet := r.toolsSet()
@@ -337,6 +362,7 @@
ctx.Build(pctx, BuildParams{
Rule: ErrorRule,
Outputs: r.Outputs(),
+ OrderOnly: r.OrderOnlys(),
Description: desc,
Args: map[string]string{
"error": "missing dependencies: " + strings.Join(r.missingDeps, ", "),
@@ -453,6 +479,7 @@
type RuleBuilderCommand struct {
buf strings.Builder
inputs Paths
+ orderOnlys Paths
outputs WritablePaths
depFiles WritablePaths
tools Paths
@@ -475,6 +502,10 @@
return path.String()
}
+func (c *RuleBuilderCommand) addOrderOnly(path Path) {
+ c.orderOnlys = append(c.orderOnlys, path)
+}
+
func (c *RuleBuilderCommand) outputStr(path Path) string {
if c.sbox {
// Errors will be handled in RuleBuilder.Build where we have a context to report them
@@ -604,6 +635,22 @@
return c
}
+// OrderOnly adds the specified input path to the dependencies returned by RuleBuilder.OrderOnlys
+// without modifying the command line.
+func (c *RuleBuilderCommand) OrderOnly(path Path) *RuleBuilderCommand {
+ c.addOrderOnly(path)
+ return c
+}
+
+// OrderOnlys adds the specified input paths to the dependencies returned by RuleBuilder.OrderOnlys
+// without modifying the command line.
+func (c *RuleBuilderCommand) OrderOnlys(paths Paths) *RuleBuilderCommand {
+ for _, path := range paths {
+ c.addOrderOnly(path)
+ }
+ return c
+}
+
// Output adds the specified output path to the command line. The path will also be added to the outputs returned by
// RuleBuilder.Outputs.
func (c *RuleBuilderCommand) Output(path WritablePath) *RuleBuilderCommand {