Convert some extern variables to static

These probably should have been static all along, it was only
forgotten out of sloppiness.

Reviewed-by: Andres Freund <andres@anarazel.de>
Discussion: https://www.postgresql.org/message-id/flat/e0a62134-83da-4ba4-8cdb-ceb0111c95ce@eisentraut.org

Author: petere

contrib/isn/EAN13.h

@@ -11,7 +11,7 @@
  */
 
 /* where the digit set begins, and how many of them are in the table */
-const unsigned EAN13_index[10][2] = {
+static const unsigned EAN13_index[10][2] = {
 	{0, 6},
 	{6, 1},
 	{7, 1},
@@ -23,7 +23,7 @@ const unsigned EAN13_index[10][2] = {
 	{90, 17},
 	{107, 12},
 };
-const char *EAN13_range[][2] = {
+static const char *EAN13_range[][2] = {
 	{"000", "019"},				/* GS1 US */
 	{"020", "029"},				/* Restricted distribution (MO defined) */
 	{"030", "039"},				/* GS1 US */

contrib/isn/ISBN.h

@@ -34,7 +34,7 @@
  */
 
 /* where the digit set begins, and how many of them are in the table */
-const unsigned ISBN_index[10][2] = {
+static const unsigned ISBN_index[10][2] = {
 	{0, 6},
 	{6, 6},
 	{12, 8},
@@ -47,7 +47,7 @@ const unsigned ISBN_index[10][2] = {
 	{192, 718},
 };
 
-const char *ISBN_range[][2] = {
+static const char *ISBN_range[][2] = {
 	{"0-00", "0-19"},
 	{"0-200", "0-699"},
 	{"0-7000", "0-8499"},
@@ -967,7 +967,7 @@ const char *ISBN_range[][2] = {
  */
 
 /* where the digit set begins, and how many of them are in the table */
-const unsigned ISBN_index_new[10][2] = {
+static const unsigned ISBN_index_new[10][2] = {
 	{0, 0},
 	{0, 5},
 	{5, 0},
@@ -980,7 +980,7 @@ const unsigned ISBN_index_new[10][2] = {
 	{5, 0},
 };
 
-const char *ISBN_range_new[][2] = {
+static const char *ISBN_range_new[][2] = {
 	{"10-00", "10-19"},
 	{"10-200", "10-699"},
 	{"10-7000", "10-8999"},

contrib/isn/ISMN.h

@@ -30,7 +30,7 @@
  */
 
 /* where the digit set begins, and how many of them are in the table */
-const unsigned ISMN_index[10][2] = {
+static const unsigned ISMN_index[10][2] = {
 	{0, 5},
 	{5, 0},
 	{5, 0},
@@ -42,7 +42,7 @@ const unsigned ISMN_index[10][2] = {
 	{5, 0},
 	{5, 0},
 };
-const char *ISMN_range[][2] = {
+static const char *ISMN_range[][2] = {
 	{"0-000", "0-099"},
 	{"0-1000", "0-3999"},
 	{"0-40000", "0-69999"},

contrib/isn/ISSN.h

@@ -31,7 +31,7 @@
  */
 
 /* where the digit set begins, and how many of them are in the table */
-const unsigned ISSN_index[10][2] = {
+static const unsigned ISSN_index[10][2] = {
 	{0, 1},
 	{0, 1},
 	{0, 1},
@@ -43,7 +43,7 @@ const unsigned ISSN_index[10][2] = {
 	{0, 1},
 	{0, 1},
 };
-const char *ISSN_range[][2] = {
+static const char *ISSN_range[][2] = {
 	{"0000-000", "9999-999"},
 	{NULL, NULL}
 };

contrib/isn/UPC.h

@@ -11,7 +11,7 @@
  */
 
 /* where the digit set begins, and how many of them are in the table */
-const unsigned UPC_index[10][2] = {
+static const unsigned UPC_index[10][2] = {
 	{0, 0},
 	{0, 0},
 	{0, 0},
@@ -23,6 +23,6 @@ const unsigned UPC_index[10][2] = {
 	{0, 0},
 	{0, 0},
 };
-const char *UPC_range[][2] = {
+static const char *UPC_range[][2] = {
 	{NULL, NULL}
 };

src/backend/commands/user.c

@@ -84,8 +84,8 @@ typedef struct
 /* GUC parameters */
 int			Password_encryption = PASSWORD_TYPE_SCRAM_SHA_256;
 char	   *createrole_self_grant = "";
-bool		createrole_self_grant_enabled = false;
-GrantRoleOptions createrole_self_grant_options;
+static bool createrole_self_grant_enabled = false;
+static GrantRoleOptions createrole_self_grant_options;
 
 /* Hook to check passwords in CreateRole() and AlterRole() */
 check_password_hook_type check_password_hook = NULL;

src/backend/postmaster/launch_backend.c

@@ -176,7 +176,7 @@ typedef struct
 	bool		shmem_attach;
 } child_process_kind;
 
-child_process_kind child_process_kinds[] = {
+static child_process_kind child_process_kinds[] = {
 	[B_INVALID] = {"invalid", NULL, false},
 
 	[B_BACKEND] = {"backend", BackendMain, true},

src/backend/replication/logical/slotsync.c

@@ -103,7 +103,7 @@ typedef struct SlotSyncCtxStruct
 	slock_t		mutex;
 } SlotSyncCtxStruct;
 
-SlotSyncCtxStruct *SlotSyncCtx = NULL;
+static SlotSyncCtxStruct *SlotSyncCtx = NULL;
 
 /* GUC variable */
 bool		sync_replication_slots = false;

src/backend/replication/logical/worker.c

@@ -275,7 +275,7 @@ typedef enum
 } TransApplyAction;
 
 /* errcontext tracker */
-ApplyErrorCallbackArg apply_error_callback_arg =
+static ApplyErrorCallbackArg apply_error_callback_arg =
 {
 	.command = 0,
 	.rel = NULL,

src/backend/utils/misc/guc_tables.c

@@ -517,7 +517,8 @@ bool		check_function_bodies = true;
  * This GUC exists solely for backward compatibility, check its definition for
  * details.
  */
-bool		default_with_oids = false;
+static bool default_with_oids = false;
+
 bool		current_role_is_superuser;
 
 int			log_min_error_statement = ERROR;
@@ -555,15 +556,15 @@ int			tcp_user_timeout;
  * This avoids breaking compatibility with clients that have never supported
  * renegotiation and therefore always try to zero it.
  */
-int			ssl_renegotiation_limit;
+static int	ssl_renegotiation_limit;
 
 /*
  * This really belongs in pg_shmem.c, but is defined here so that it doesn't
  * need to be duplicated in all the different implementations of pg_shmem.c.
  */
 int			huge_pages = HUGE_PAGES_TRY;
 int			huge_page_size;
-int			huge_pages_status = HUGE_PAGES_UNKNOWN;
+static int	huge_pages_status = HUGE_PAGES_UNKNOWN;
 
 /*
  * These variables are all dummies that don't do anything, except in some

src/bin/pg_archivecleanup/pg_archivecleanup.c

@@ -19,17 +19,18 @@
 #include "common/logging.h"
 #include "getopt_long.h"
 
-const char *progname;
+static const char *progname;
 
 /* Options and defaults */
-bool		dryrun = false;		/* are we performing a dry-run operation? */
-bool		cleanBackupHistory = false; /* remove files including backup
+static bool dryrun = false;		/* are we performing a dry-run operation? */
+static bool cleanBackupHistory = false; /* remove files including backup
 										 * history files */
-char	   *additional_ext = NULL;	/* Extension to remove from filenames */
+static char *additional_ext = NULL; /* Extension to remove from filenames */
 
-char	   *archiveLocation;	/* where to find the archive? */
-char	   *restartWALFileName; /* the file from which we can restart restore */
-char		exclusiveCleanupFileName[MAXFNAMELEN];	/* the oldest file we want
+static char *archiveLocation;	/* where to find the archive? */
+static char *restartWALFileName;	/* the file from which we can restart
+									 * restore */
+static char exclusiveCleanupFileName[MAXFNAMELEN];	/* the oldest file we want
 													 * to remain in archive */
 
 

src/bin/pg_basebackup/bbstreamer_file.c

@@ -43,7 +43,7 @@ static void bbstreamer_plain_writer_content(bbstreamer *streamer,
 static void bbstreamer_plain_writer_finalize(bbstreamer *streamer);
 static void bbstreamer_plain_writer_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_plain_writer_ops = {
+static const bbstreamer_ops bbstreamer_plain_writer_ops = {
 	.content = bbstreamer_plain_writer_content,
 	.finalize = bbstreamer_plain_writer_finalize,
 	.free = bbstreamer_plain_writer_free
@@ -59,7 +59,7 @@ static void extract_directory(const char *filename, mode_t mode);
 static void extract_link(const char *filename, const char *linktarget);
 static FILE *create_file_for_extract(const char *filename, mode_t mode);
 
-const bbstreamer_ops bbstreamer_extractor_ops = {
+static const bbstreamer_ops bbstreamer_extractor_ops = {
 	.content = bbstreamer_extractor_content,
 	.finalize = bbstreamer_extractor_finalize,
 	.free = bbstreamer_extractor_free

src/bin/pg_basebackup/bbstreamer_gzip.c

@@ -45,7 +45,7 @@ static void bbstreamer_gzip_writer_finalize(bbstreamer *streamer);
 static void bbstreamer_gzip_writer_free(bbstreamer *streamer);
 static const char *get_gz_error(gzFile gzf);
 
-const bbstreamer_ops bbstreamer_gzip_writer_ops = {
+static const bbstreamer_ops bbstreamer_gzip_writer_ops = {
 	.content = bbstreamer_gzip_writer_content,
 	.finalize = bbstreamer_gzip_writer_finalize,
 	.free = bbstreamer_gzip_writer_free
@@ -60,7 +60,7 @@ static void bbstreamer_gzip_decompressor_free(bbstreamer *streamer);
 static void *gzip_palloc(void *opaque, unsigned items, unsigned size);
 static void gzip_pfree(void *opaque, void *address);
 
-const bbstreamer_ops bbstreamer_gzip_decompressor_ops = {
+static const bbstreamer_ops bbstreamer_gzip_decompressor_ops = {
 	.content = bbstreamer_gzip_decompressor_content,
 	.finalize = bbstreamer_gzip_decompressor_finalize,
 	.free = bbstreamer_gzip_decompressor_free

src/bin/pg_basebackup/bbstreamer_inject.c

@@ -33,7 +33,7 @@ static void bbstreamer_recovery_injector_content(bbstreamer *streamer,
 static void bbstreamer_recovery_injector_finalize(bbstreamer *streamer);
 static void bbstreamer_recovery_injector_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_recovery_injector_ops = {
+static const bbstreamer_ops bbstreamer_recovery_injector_ops = {
 	.content = bbstreamer_recovery_injector_content,
 	.finalize = bbstreamer_recovery_injector_finalize,
 	.free = bbstreamer_recovery_injector_free

src/bin/pg_basebackup/bbstreamer_lz4.c

@@ -42,7 +42,7 @@ static void bbstreamer_lz4_compressor_content(bbstreamer *streamer,
 static void bbstreamer_lz4_compressor_finalize(bbstreamer *streamer);
 static void bbstreamer_lz4_compressor_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_lz4_compressor_ops = {
+static const bbstreamer_ops bbstreamer_lz4_compressor_ops = {
 	.content = bbstreamer_lz4_compressor_content,
 	.finalize = bbstreamer_lz4_compressor_finalize,
 	.free = bbstreamer_lz4_compressor_free
@@ -55,7 +55,7 @@ static void bbstreamer_lz4_decompressor_content(bbstreamer *streamer,
 static void bbstreamer_lz4_decompressor_finalize(bbstreamer *streamer);
 static void bbstreamer_lz4_decompressor_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_lz4_decompressor_ops = {
+static const bbstreamer_ops bbstreamer_lz4_decompressor_ops = {
 	.content = bbstreamer_lz4_decompressor_content,
 	.finalize = bbstreamer_lz4_decompressor_finalize,
 	.free = bbstreamer_lz4_decompressor_free

src/bin/pg_basebackup/bbstreamer_tar.c

@@ -50,7 +50,7 @@ static void bbstreamer_tar_parser_finalize(bbstreamer *streamer);
 static void bbstreamer_tar_parser_free(bbstreamer *streamer);
 static bool bbstreamer_tar_header(bbstreamer_tar_parser *mystreamer);
 
-const bbstreamer_ops bbstreamer_tar_parser_ops = {
+static const bbstreamer_ops bbstreamer_tar_parser_ops = {
 	.content = bbstreamer_tar_parser_content,
 	.finalize = bbstreamer_tar_parser_finalize,
 	.free = bbstreamer_tar_parser_free
@@ -63,7 +63,7 @@ static void bbstreamer_tar_archiver_content(bbstreamer *streamer,
 static void bbstreamer_tar_archiver_finalize(bbstreamer *streamer);
 static void bbstreamer_tar_archiver_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_tar_archiver_ops = {
+static const bbstreamer_ops bbstreamer_tar_archiver_ops = {
 	.content = bbstreamer_tar_archiver_content,
 	.finalize = bbstreamer_tar_archiver_finalize,
 	.free = bbstreamer_tar_archiver_free
@@ -76,7 +76,7 @@ static void bbstreamer_tar_terminator_content(bbstreamer *streamer,
 static void bbstreamer_tar_terminator_finalize(bbstreamer *streamer);
 static void bbstreamer_tar_terminator_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_tar_terminator_ops = {
+static const bbstreamer_ops bbstreamer_tar_terminator_ops = {
 	.content = bbstreamer_tar_terminator_content,
 	.finalize = bbstreamer_tar_terminator_finalize,
 	.free = bbstreamer_tar_terminator_free

src/bin/pg_basebackup/bbstreamer_zstd.c

@@ -38,7 +38,7 @@ static void bbstreamer_zstd_compressor_content(bbstreamer *streamer,
 static void bbstreamer_zstd_compressor_finalize(bbstreamer *streamer);
 static void bbstreamer_zstd_compressor_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_zstd_compressor_ops = {
+static const bbstreamer_ops bbstreamer_zstd_compressor_ops = {
 	.content = bbstreamer_zstd_compressor_content,
 	.finalize = bbstreamer_zstd_compressor_finalize,
 	.free = bbstreamer_zstd_compressor_free
@@ -51,7 +51,7 @@ static void bbstreamer_zstd_decompressor_content(bbstreamer *streamer,
 static void bbstreamer_zstd_decompressor_finalize(bbstreamer *streamer);
 static void bbstreamer_zstd_decompressor_free(bbstreamer *streamer);
 
-const bbstreamer_ops bbstreamer_zstd_decompressor_ops = {
+static const bbstreamer_ops bbstreamer_zstd_decompressor_ops = {
 	.content = bbstreamer_zstd_decompressor_content,
 	.finalize = bbstreamer_zstd_decompressor_finalize,
 	.free = bbstreamer_zstd_decompressor_free

src/bin/pg_basebackup/walmethods.c

@@ -55,7 +55,7 @@ static int	dir_sync(Walfile *f);
 static bool dir_finish(WalWriteMethod *wwmethod);
 static void dir_free(WalWriteMethod *wwmethod);
 
-const WalWriteMethodOps WalDirectoryMethodOps = {
+static const WalWriteMethodOps WalDirectoryMethodOps = {
 	.open_for_write = dir_open_for_write,
 	.close = dir_close,
 	.existsfile = dir_existsfile,
@@ -676,7 +676,7 @@ static int	tar_sync(Walfile *f);
 static bool tar_finish(WalWriteMethod *wwmethod);
 static void tar_free(WalWriteMethod *wwmethod);
 
-const WalWriteMethodOps WalTarMethodOps = {
+static const WalWriteMethodOps WalTarMethodOps = {
 	.open_for_write = tar_open_for_write,
 	.close = tar_close,
 	.existsfile = tar_existsfile,

src/bin/pg_checksums/pg_checksums.c

@@ -60,8 +60,8 @@ static const char *progname;
 /*
  * Progress status information.
  */
-int64		total_size = 0;
-int64		current_size = 0;
+static int64 total_size = 0;
+static int64 current_size = 0;
 static pg_time_t last_progress_report = 0;
 
 static void

src/bin/pg_combinebackup/pg_combinebackup.c

@@ -97,7 +97,7 @@ typedef struct cb_tablespace
 } cb_tablespace;
 
 /* Directories to be removed if we exit uncleanly. */
-cb_cleanup_dir *cleanup_dir_list = NULL;
+static cb_cleanup_dir *cleanup_dir_list = NULL;
 
 static void add_tablespace_mapping(cb_options *opt, char *arg);
 static StringInfo check_backup_label_files(int n_backups, char **backup_dirs);

src/bin/pg_rewind/pg_rewind.c

@@ -60,21 +60,21 @@ static ControlFileData ControlFile_target;
 static ControlFileData ControlFile_source;
 static ControlFileData ControlFile_source_after;
 
-const char *progname;
+static const char *progname;
 int			WalSegSz;
 
 /* Configuration options */
 char	   *datadir_target = NULL;
-char	   *datadir_source = NULL;
-char	   *connstr_source = NULL;
-char	   *restore_command = NULL;
-char	   *config_file = NULL;
+static char *datadir_source = NULL;
+static char *connstr_source = NULL;
+static char *restore_command = NULL;
+static char *config_file = NULL;
 
 static bool debug = false;
 bool		showprogress = false;
 bool		dry_run = false;
 bool		do_sync = true;
-bool		restore_wal = false;
+static bool restore_wal = false;
 DataDirSyncMethod sync_method = DATA_DIR_SYNC_METHOD_FSYNC;
 
 /* Target history */

src/bin/pg_test_timing/pg_test_timing.c

@@ -20,7 +20,7 @@ static uint64 test_timing(unsigned int duration);
 static void output(uint64 loop_count);
 
 /* record duration in powers of 2 microseconds */
-long long int histogram[32];
+static long long int histogram[32];
 
 int
 main(int argc, char *argv[])