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Add built-in userlock manipulation functions to replace the former

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contrib functionality.  Along the way, remove the USER_LOCKS configuration
symbol, since it no longer makes any sense to try to compile that out.
No user documentation yet ... mmoncure has promised to write some.
Thanks to Abhijit Menon-Sen for creating a first draft to work from.
This commit is contained in:
Tom Lane
2006-09-18 22:40:40 +00:00
parent f7f308d6a6
commit 9b4cda0df6
11 changed files with 336 additions and 50 deletions
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15
src/include/utils/builtins.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.281 2006/07/28 18:33:04 tgl Exp $
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.282 2006/09/18 22:40:40 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -892,6 +892,19 @@ extern Datum show_all_settings(PG_FUNCTION_ARGS);
/* lockfuncs.c */
extern Datum pg_lock_status(PG_FUNCTION_ARGS);
extern Datum pg_advisory_lock_int8(PG_FUNCTION_ARGS);
extern Datum pg_advisory_lock_shared_int8(PG_FUNCTION_ARGS);
extern Datum pg_try_advisory_lock_int8(PG_FUNCTION_ARGS);
extern Datum pg_try_advisory_lock_shared_int8(PG_FUNCTION_ARGS);
extern Datum pg_advisory_unlock_int8(PG_FUNCTION_ARGS);
extern Datum pg_advisory_unlock_shared_int8(PG_FUNCTION_ARGS);
extern Datum pg_advisory_lock_int4(PG_FUNCTION_ARGS);
extern Datum pg_advisory_lock_shared_int4(PG_FUNCTION_ARGS);
extern Datum pg_try_advisory_lock_int4(PG_FUNCTION_ARGS);
extern Datum pg_try_advisory_lock_shared_int4(PG_FUNCTION_ARGS);
extern Datum pg_advisory_unlock_int4(PG_FUNCTION_ARGS);
extern Datum pg_advisory_unlock_shared_int4(PG_FUNCTION_ARGS);
extern Datum pg_advisory_unlock_all(PG_FUNCTION_ARGS);
/* access/transam/twophase.c */
extern Datum pg_prepared_xact(PG_FUNCTION_ARGS);