X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftask.h;h=0890007279518446e5ebae900be1422b6a84e2af;hb=302977793935e100a5bf37822836531cafb03bf3;hp=e7e37e3f04423d525afdf44e00a2e9c854c5c4b1;hpb=0aa50a0d3e5567e9295ecf4d7ba6d4b14fa73b9b;p=builder.git

diff --git a/source/task.h b/source/task.h
index e7e37e3..0890007 100644
--- a/source/task.h
+++ b/source/task.h
@@ -3,6 +3,7 @@
 
 #include <string>
 #include <sigc++/signal.h>
+#include <msp/fs/path.h>
 
 /**
 Tasks are used to manage other programs and worker threads involved in the
@@ -22,10 +23,20 @@ public:
 	sigc::signal<void, bool> signal_finished;
 
 protected:
-	Task() { }
+	std::list<Msp::FS::Path> files;
+	bool unlink;
+
+	Task();
 public:
 	virtual ~Task() { }
 
+	/** Associate the task with a file. */
+	void add_file(const Msp::FS::Path &);
+
+	/** If set to true, the associated files are removed before the task is
+	started. */
+	void set_unlink(bool = true);
+
 	/** Returns the command being executed for this task.  Only makes sense if
 	an external command is involved. */
 	virtual std::string get_command() const = 0;
@@ -33,6 +44,11 @@ public:
 	/// Starts the task.
 	virtual void start() = 0;
 
+protected:
+	/// Ensures that the output directory exists and removes files if necessary.
+	void prepare();
+
+public:
 	/// Checks the status of the task and immediately returns.
 	virtual Status check() = 0;