1 files changed, 36 insertions, 0 deletions
diff --git a/src/bin/scripts/scripts_parallel.h b/src/bin/scripts/scripts_parallel.h
new file mode 100644
index 00000000000..f1a724a64f1
--- /dev/null
+++ b/src/bin/scripts/scripts_parallel.h
@@ -0,0 +1,36 @@
+/*-------------------------------------------------------------------------
+ *
+ *	scripts_parallel.h
+ *		Parallel support for bin/scripts/
+ *
+ *	Copyright (c) 2003-2019, PostgreSQL Global Development Group
+ *
+ *	src/bin/scripts/scripts_parallel.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef SCRIPTS_PARALLEL_H
+#define SCRIPTS_PARALLEL_H
+
+
+typedef struct ParallelSlot
+{
+	PGconn	   *connection;		/* One connection */
+	bool		isFree;			/* Is it known to be idle? */
+} ParallelSlot;
+
+extern ParallelSlot *ParallelSlotsGetIdle(ParallelSlot *slots, int numslots);
+
+extern ParallelSlot *ParallelSlotsSetup(const char *dbname, const char *host,
+										const char *port,
+										const char *username,
+										bool prompt_password,
+										const char *progname, bool echo,
+										PGconn *conn, int numslots);
+
+extern void ParallelSlotsTerminate(ParallelSlot *slots, int numslots);
+
+extern bool ParallelSlotsWaitCompletion(ParallelSlot *slots, int numslots);
+
+
+#endif							/* SCRIPTS_PARALLEL_H */