1 files changed, 40 insertions, 0 deletions
diff --git a/tools/mhmake/src/commandqueue.h b/tools/mhmake/src/commandqueue.h
new file mode 100644
index 000000000..54a22e98e
--- /dev/null
+++ b/tools/mhmake/src/commandqueue.h
@@ -0,0 +1,40 @@
+#ifndef __COMMANDQUEUE_H__
+#define __COMMANDQUEUE_H__
+
+#include "fileinfo.h"
+
+class commandqueue
+{
+  struct activeentry
+  {
+    refptr<fileinfo>         pTarget;
+    vector<string>::iterator CurrentCommandIt;
+    string                   Command;
+    md5_context              md5ctx;
+    bool                     IgnoreError;
+  };
+private:
+  queue< refptr<fileinfo> >  m_Queue;
+  unsigned                   m_MaxNrCommandsInParallel;
+  HANDLE                    *m_pActiveProcesses;
+  activeentry               *m_pActiveEntries;
+  unsigned                   m_NrActiveEntries;
+
+private:
+  void ThrowCommandExecutionError(activeentry *pActiveEntry);
+  void RemoveActiveEntry(unsigned Entry);
+  bool StartExecuteCommands(const refptr<fileinfo> &pTarget);
+  bool StartExecuteNextCommand(activeentry *pActiveEntry, HANDLE *pActiveProcess);
+  void TargetBuildFinished(activeentry *pActiveEntry);
+
+public:
+  commandqueue();
+  ~commandqueue();
+
+  bool QueueTarget(const refptr<fileinfo> &pTarget);  // Returns true if target has been queued, false when commands are executed upon return
+  mh_time_t WaitForTarget(const refptr<fileinfo> &pTarget);
+  void SetNrParallelBuilds(unsigned NrParallelBuilds);
+};
+
+
+#endif