timescale · svenklemm · Dec 11, 2023 · Dec 10, 2023
diff --git a/src/adts/bit_array.h b/src/adts/bit_array.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_ADT_BITARRAY_H
-#define TIMESCALEDB_ADT_BITARRAY_H
+#pragma once
 
 #include <postgres.h>
 
@@ -54,5 +53,3 @@ static uint64 bit_array_num_bits(const BitArray *array);
 static uint32 bit_array_num_buckets(const BitArray *array);
 static uint64 *bit_array_buckets(const BitArray *array);
 static size_t bit_array_data_bytes_used(const BitArray *array);
-
-#endif
diff --git a/src/adts/bit_array_impl.h b/src/adts/bit_array_impl.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_ADT_BITARRAY_IMPL_H
-#define TIMESCALEDB_ADT_BITARRAY_IMPL_H
+#pragma once
 
 #include <postgres.h>
 
@@ -353,5 +352,3 @@ bit_array_low_bits_mask(uint8 bits_used)
 	else
 		return (UINT64CONST(1) << bits_used) - UINT64CONST(1);
 }
-
-#endif
diff --git a/src/adts/char_vec.h b/src/adts/char_vec.h
@@ -3,14 +3,11 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_ADT_CHAR_VEC_H
-#define TIMESCALEDB_ADT_CHAR_VEC_H
+#pragma once
 
 #define VEC_PREFIX char
 #define VEC_ELEMENT_TYPE char
 #define VEC_DECLARE 1
 #define VEC_DEFINE 1
 #define VEC_SCOPE static inline
 #include <adts/vec.h>
-
-#endif
diff --git a/src/adts/uint64_vec.h b/src/adts/uint64_vec.h
@@ -3,14 +3,11 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_ADT_UINT64_VEC_H
-#define TIMESCALEDB_ADT_UINT64_VEC_H
+#pragma once
 
 #define VEC_PREFIX uint64
 #define VEC_ELEMENT_TYPE uint64
 #define VEC_DECLARE 1
 #define VEC_DEFINE 1
 #define VEC_SCOPE static inline
 #include <adts/vec.h>
-
-#endif
diff --git a/src/annotations.h b/src/annotations.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_ANNOTATIONS_H
-#define TIMESCALEDB_ANNOTATIONS_H
+#pragma once
 
 /* Supported since clang 12 and GCC 7 */
 #if defined __has_attribute
@@ -26,5 +25,3 @@
 #else
 #define TS_USED
 #endif
-
-#endif /* TIMESCALEDB_ANNOTATIONS_H */
diff --git a/src/bgw/job.h b/src/bgw/job.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef BGW_JOB_H
-#define BGW_JOB_H
+#pragma once
 
 #include <postgres.h>
 #include <storage/lock.h>
@@ -69,5 +68,3 @@ extern TSDLLEXPORT void ts_bgw_job_validate_schedule_interval(Interval *schedule
 extern TSDLLEXPORT char *ts_bgw_job_validate_timezone(Datum timezone);
 
 extern TSDLLEXPORT bool ts_is_telemetry_job(BgwJob *job);
-
-#endif /* BGW_JOB_H */
diff --git a/src/bgw/job_stat.h b/src/bgw/job_stat.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef BGW_JOB_STAT_H
-#define BGW_JOB_STAT_H
+#pragma once
 
 #include "ts_catalog/catalog.h"
 #include "job.h"
@@ -45,4 +44,3 @@ extern TSDLLEXPORT void ts_bgw_job_stat_mark_crash_reported(int32 bgw_job_id);
 
 extern TSDLLEXPORT TimestampTz ts_get_next_scheduled_execution_slot(BgwJob *job,
 																	TimestampTz finish_time);
-#endif /* BGW_JOB_STAT_H */
diff --git a/src/bgw/launcher_interface.h b/src/bgw/launcher_interface.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_BGW_LAUNCHER_INTERFACE_H
-#define TIMESCALEDB_BGW_LAUNCHER_INTERFACE_H
+#pragma once
 
 #include <postgres.h>
 
@@ -13,4 +12,3 @@ extern void ts_bgw_worker_release(void);
 extern int ts_bgw_num_unreserved(void);
 extern int ts_bgw_loader_api_version(void);
 extern void ts_bgw_check_loader_api_version(void);
-#endif /* TIMESCALEDB_BGW_LAUNCHER_INTERFACE_H */
diff --git a/src/bgw/scheduler.h b/src/bgw/scheduler.h
@@ -3,8 +3,8 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef BGW_SCHEDULER_H
-#define BGW_SCHEDULER_H
+#pragma once
+
 #include <postgres.h>
 #include <fmgr.h>
 #include "compat/compat.h"
@@ -36,5 +36,3 @@ extern void ts_bgw_scheduler_register_signal_handlers(void);
 extern void ts_bgw_scheduler_setup_mctx(void);
 
 extern BackgroundWorkerHandle *ts_bgw_start_worker(const char *name, const BgwParams *bgw_params);
-
-#endif /* BGW_SCHEDULER_H */
diff --git a/src/bgw/timer.h b/src/bgw/timer.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef BGW_TIMER_H
-#define BGW_TIMER_H
+#pragma once
 
 #include <postgres.h>
 #include <utils/timestamp.h>
@@ -26,5 +25,3 @@ extern TSDLLEXPORT TimestampTz ts_timer_get_current_timestamp(void);
 extern void ts_timer_set(const Timer *timer);
 extern const Timer *ts_get_standard_timer(void);
 #endif
-
-#endif /* BGW_TIMER_H */
diff --git a/src/bgw/worker.h b/src/bgw/worker.h
@@ -3,9 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-
-#ifndef BGW_WORKER_H
-#define BGW_WORKER_H
+#pragma once
 
 #include <postgres.h>
 
@@ -49,5 +47,3 @@ typedef struct BgwParams
  */
 StaticAssertDecl(sizeof(BgwParams) <= sizeof(((BackgroundWorker *) 0)->bgw_extra),
 				 "sizeof(BgwParams) exceeds sizeof(bgw_extra) field of BackgroundWorker");
-
-#endif /* BGW_WORKER_H */
diff --git a/src/bgw_policy/chunk_stats.h b/src/bgw_policy/chunk_stats.h
@@ -3,9 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-
-#ifndef TIMESCALEDB_BGW_JOB_CHUNK_STATS_H
-#define TIMESCALEDB_BGW_JOB_CHUNK_STATS_H
+#pragma once
 
 #include "ts_catalog/catalog.h"
 #include "export.h"
@@ -21,5 +19,3 @@ extern void ts_bgw_policy_chunk_stats_delete_row_only_by_job_id(int32 job_id);
 extern void ts_bgw_policy_chunk_stats_delete_by_chunk_id(int32 chunk_id);
 extern TSDLLEXPORT void ts_bgw_policy_chunk_stats_record_job_run(int32 job_id, int32 chunk_id,
 																 TimestampTz last_time_job_run);
-
-#endif /* TIMESCALEDB_BGW_JOB_CHUNK_STATS_H */
diff --git a/src/bgw_policy/policy.h b/src/bgw_policy/policy.h
@@ -3,9 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-
-#ifndef TIMESCALEDB_BGW_POLICY_POLICY_H
-#define TIMESCALEDB_BGW_POLICY_POLICY_H
+#pragma once
 
 #include "scanner.h"
 #include "ts_catalog/catalog.h"
@@ -15,5 +13,3 @@
 extern ScanTupleResult ts_bgw_policy_delete_row_only_tuple_found(TupleInfo *ti, void *const data);
 
 extern void ts_bgw_policy_delete_by_hypertable_id(int32 hypertable_id);
-
-#endif /* TIMESCALEDB_BGW_POLICY_POLICY_H */
diff --git a/src/cache.h b/src/cache.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CACHE_H
-#define TIMESCALEDB_CACHE_H
+#pragma once
 
 #include <postgres.h>
 #include <utils/memutils.h>
@@ -71,5 +70,3 @@ extern TSDLLEXPORT int ts_cache_release(Cache *cache);
 
 extern void _cache_init(void);
 extern void _cache_fini(void);
-
-#endif /* TIMESCALEDB_CACHE_H */
diff --git a/src/cache_invalidate.h b/src/cache_invalidate.h
@@ -3,11 +3,8 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CACHE_INVALIDATE_H
-#define TIMESCALEDB_CACHE_INVALIDATE_H
+#pragma once
 
 #include <postgres.h>
 
 extern void ts_cache_invalidate_set_proxy_tables(Oid hypertable_proxy_oid, Oid bgw_proxy_oid);
-
-#endif /* TIMESCALEDB_CACHE_INVALIDATE_H */
diff --git a/src/chunk.h b/src/chunk.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CHUNK_H
-#define TIMESCALEDB_CHUNK_H
+#pragma once
 
 #include <postgres.h>
 #include <access/htup.h>
@@ -330,5 +329,3 @@ extern TSDLLEXPORT void ts_chunk_merge_on_dimension(const Hypertable *ht, Chunk
 extern TSDLLEXPORT bool ts_chunk_clear_status(Chunk *chunk, int32 status);
 extern bool ts_osm_chunk_range_is_invalid(int64 range_start, int64 range_end);
 extern int32 ts_chunk_get_osm_slice_id(int32 chunk_id, int32 time_dim_id);
-
-#endif /* TIMESCALEDB_CHUNK_H */
diff --git a/src/chunk_adaptive.h b/src/chunk_adaptive.h
@@ -1,8 +1,7 @@
 /*
  * NOTE: adaptive chunking is still in BETA
  */
-#ifndef TIMESCALEDB_CHUNK_ADAPTIVE_H
-#define TIMESCALEDB_CHUNK_ADAPTIVE_H
+#pragma once
 
 #include <postgres.h>
 
@@ -28,5 +27,3 @@ extern void ts_chunk_sizing_func_validate(regproc func, ChunkSizingInfo *info);
 extern TSDLLEXPORT ChunkSizingInfo *ts_chunk_sizing_info_get_default_disabled(Oid table_relid);
 
 extern TSDLLEXPORT int64 ts_chunk_calculate_initial_chunk_target_size(void);
-
-#endif /* TIMESCALEDB_CHUNK_ADAPTIVE_H */
diff --git a/src/chunk_constraint.h b/src/chunk_constraint.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CHUNK_CONSTRAINT_H
-#define TIMESCALEDB_CHUNK_CONSTRAINT_H
+#pragma once
 
 #include <postgres.h>
 #include <nodes/pg_list.h>
@@ -89,5 +88,3 @@ extern ChunkConstraint *ts_chunk_constraints_add_from_tuple(ChunkConstraints *cc
 extern ScanIterator ts_chunk_constraint_scan_iterator_create(MemoryContext result_mcxt);
 extern void ts_chunk_constraint_scan_iterator_set_slice_id(ScanIterator *it, int32 slice_id);
 extern void ts_chunk_constraint_scan_iterator_set_chunk_id(ScanIterator *it, int32 chunk_id);
-
-#endif /* TIMESCALEDB_CHUNK_CONSTRAINT_H */
diff --git a/src/chunk_index.h b/src/chunk_index.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CHUNK_INDEX_H
-#define TIMESCALEDB_CHUNK_INDEX_H
+#pragma once
 
 #include <postgres.h>
 #include <nodes/execnodes.h>
@@ -100,5 +99,3 @@ chunk_index_need_attnos_adjustment(TupleDesc htdesc, TupleDesc chunkdesc)
 {
 	return chunk_index_columns_changed(htdesc->natts, chunkdesc);
 }
-
-#endif /* TIMESCALEDB_CHUNK_INDEX_H */
diff --git a/src/chunk_scan.h b/src/chunk_scan.h
@@ -3,14 +3,11 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CHUNK_SCAN_H
-#define TIMESCALEDB_CHUNK_SCAN_H
+#pragma once
 
 #include <postgres.h>
 
 #include "hypertable.h"
 
 extern Chunk **ts_chunk_scan_by_chunk_ids(const Hyperspace *hs, const List *chunk_ids,
 										  unsigned int *num_chunks);
-
-#endif /* TIMESCALEDB_CHUNK_SCAN_H */
diff --git a/src/compat/compat-msvc-enter.h b/src/compat/compat-msvc-enter.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_COMPAT_MSVC_ENTER_H
-#define TIMESCALEDB_COMPAT_MSVC_ENTER_H
+#pragma once
 
 #include <postgres.h>
 
@@ -43,5 +42,3 @@
 #endif
 
 #endif /* _MSC_VER */
-
-#endif /* TIMESCALEDB_COMPAT_MSVC_ENTER_H */
diff --git a/src/compat/compat-msvc-exit.h b/src/compat/compat-msvc-exit.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_COMPAT_MSVC_EXIT_H
-#define TIMESCALEDB_COMPAT_MSVC_EXIT_H
+#pragma once
 
 /*
  * Included after all files that need compatibility are included, this undoes
@@ -15,5 +14,3 @@
 #undef PGDLLIMPORT
 #define PGDLLIMPORT __declspec(dllexport)
 #endif /* _MSC_VER */
-
-#endif /* TIMESCALEDB_COMPAT_MSVC_EXIT_H */
diff --git a/src/compat/compat.h b/src/compat/compat.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_COMPAT_H
-#define TIMESCALEDB_COMPAT_H
+#pragma once
 
 #include <postgres.h>
 #include <commands/cluster.h>
@@ -1059,5 +1058,3 @@ error_severity(int elevel)
 	return prefix;
 }
 #endif
-
-#endif /* TIMESCALEDB_COMPAT_H */
diff --git a/src/compression_with_clause.h b/src/compression_with_clause.h
@@ -3,8 +3,8 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_COMPRESSION_WITH_CLAUSE_H
-#define TIMESCALEDB_COMPRESSION_WITH_CLAUSE_H
+#pragma once
+
 #include <postgres.h>
 #include <catalog/pg_type.h>
 
@@ -38,5 +38,3 @@ extern TSDLLEXPORT List *ts_compress_hypertable_parse_order_by(WithClauseResult
 extern TSDLLEXPORT Interval *
 ts_compress_hypertable_parse_chunk_time_interval(WithClauseResult *parsed_options,
 												 Hypertable *hypertable);
-
-#endif
diff --git a/src/constraint.h b/src/constraint.h
@@ -3,8 +3,7 @@
  * Please see the included NOTICE for copyright information and
  * LICENSE-APACHE for a copy of the license.
  */
-#ifndef TIMESCALEDB_CONSTRAINT_H
-#define TIMESCALEDB_CONSTRAINT_H
+#pragma once
 
 #include <postgres.h>
 #include <access/htup.h>
@@ -28,5 +27,3 @@ typedef enum ConstraintProcessStatus
 
 typedef ConstraintProcessStatus (*constraint_func)(HeapTuple constraint_tuple, void *ctx);
 extern TSDLLEXPORT int ts_constraint_process(Oid relid, constraint_func process_func, void *ctx);
-
-#endif /* TIMESCALEDB_CONSTRAINT_H */