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-rw-r--r--src/lib/corelib/tools/persistence.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/lib/corelib/tools/persistence.h b/src/lib/corelib/tools/persistence.h
index 5ae37eab6..f0d45c83e 100644
--- a/src/lib/corelib/tools/persistence.h
+++ b/src/lib/corelib/tools/persistence.h
@@ -40,6 +40,7 @@
#ifndef QBS_PERSISTENCE
#define QBS_PERSISTENCE
+#include "error.h"
#include "persistentobject.h"
#include <logging/logger.h>
@@ -56,6 +57,12 @@
namespace qbs {
namespace Internal {
+class NoBuildGraphError : public ErrorInfo
+{
+public:
+ NoBuildGraphError();
+};
+
class PersistentPool
{
public: