Skip non-dirty tasks.

1 files changed, 7 insertions, 1 deletions

diff --git a/libcppbuild.cc b/libcppbuild.cc
index 3cba49f..82a70d1 100644
--- a/libcppbuild.cc
+++ b/libcppbuild.cc
@@ -38,7 +38,7 @@ int main(int argc, const char* argv[])
 	for(const auto& file : files)
 	{
 		tasks.emplace_back(config, settings, file);
-		objects.push_back(tasks.back().targetFile);
+		objects.push_back(tasks.back().target());
 	}
 
 	if(argc == 2 && std::string(argv[1]) == "clean")
@@ -69,6 +69,12 @@ int main(int argc, const char* argv[])
 		while(processes.size() < settings.parallel_processes &&
 		      task != tasks.end())
 		{
+			if(!task->dirty())
+			{
+				++task;
+				continue;
+			}
+
 			processes.emplace_back(
 				std::async(std::launch::async,
 				           [task]()