Fix compilation of named targets and print notification when re-compiling config.

1 files changed, 24 insertions, 8 deletions

diff --git a/src/build.cc b/src/build.cc
index 2412b84..8adbc54 100644
--- a/src/build.cc
+++ b/src/build.cc
@@ -15,7 +15,8 @@ using namespace std::chrono_literals;
 int build(const Settings& settings,
           const std::string& name,
           const std::list<std::shared_ptr<Task>>& tasks,
-          const std::list<std::shared_ptr<Task>>& all_tasks)
+          const std::list<std::shared_ptr<Task>>& all_tasks,
+          bool dryrun)
 {
 	if(settings.verbose > 1)
 	{
@@ -31,6 +32,12 @@ int build(const Settings& settings,
 		}
 	}
 
+	// Dry-run returns number of dirty tasks but otherwise does nothing.
+	if(dryrun)
+	{
+		return dirtyTasks.size();
+	}
+
 	if(dirtyTasks.empty())
 	{
 		if(settings.verbose > -1)
@@ -148,12 +155,19 @@ std::set<std::shared_ptr<Task>> getDepTasks(std::shared_ptr<Task> task)
 
 int build(const Settings& settings,
           const std::string& name,
-          const std::list<std::shared_ptr<Task>>& all_tasks)
+          const std::list<std::shared_ptr<Task>>& all_tasks,
+          bool dryrun)
 {
 	bool task_found{false};
 	for(auto task : all_tasks)
 	{
-		if(task->name() == name || task->target() == name)
+		if(task->target() == name || // match exact target output (ex. build/foo.o)
+
+		   (!task->derived() && // if non-derived task:
+		    ( task->buildConfig().target == name || // match name
+		      task->buildConfig().name == name ) // or target
+			  )
+			)
 		{
 			task_found = true;
 
@@ -163,7 +177,8 @@ int build(const Settings& settings,
 			{
 				ts.push_back(task);
 			}
-			auto ret = build(settings, name, ts, all_tasks);
+
+			auto ret = build(settings, name, ts, all_tasks, dryrun);
 			if(ret != 0)
 			{
 				return ret;
@@ -185,7 +200,8 @@ int build(const Settings& settings,
 int build(const Settings& settings,
           const std::string& name,
           const std::vector<Target>& targets,
-          const std::list<std::shared_ptr<Task>>& all_tasks)
+          const std::list<std::shared_ptr<Task>>& all_tasks,
+          bool dryrun)
 {
 	bool task_found{false};
 	std::list<std::shared_ptr<Task>> ts;
@@ -194,8 +210,8 @@ int build(const Settings& settings,
 	{
 		for(auto task : all_tasks)
 		{
-			if(task->name() == target.config.target ||
-			   task->target() == target.config.target)
+			if(!task->derived() && // only consider non-derived tasks
+			   task->buildConfig().target == target.config.target)
 			{
 				task_found = true;
 
@@ -214,5 +230,5 @@ int build(const Settings& settings,
 		return 1;
 	}
 
-	return build(settings, name, ts, all_tasks);
+	return build(settings, name, ts, all_tasks, dryrun);
 }