granicus.if.org Git - postgresql/blob - src/include/tcop/tcopprot.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * tcopprot.h
   4  *        prototypes for postgres.c.
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/tcop/tcopprot.h
  11  *
  12  * OLD COMMENTS
  13  *        This file was created so that other c files could get the two
  14  *        function prototypes without having to include tcop.h which single
  15  *        handedly includes the whole f*cking tree -- mer 5 Nov. 1991
  16  *
  17  *-------------------------------------------------------------------------
  18  */
  19 #ifndef TCOPPROT_H
  20 #define TCOPPROT_H
  21
  22 #include "executor/execdesc.h"
  23 #include "nodes/parsenodes.h"
  24 #include "storage/procsignal.h"
  25 #include "utils/guc.h"
  26
  27
  28 /* Required daylight between max_stack_depth and the kernel limit, in bytes */
  29 #define STACK_DEPTH_SLOP (512 * 1024L)
  30
  31 extern CommandDest whereToSendOutput;
  32 extern PGDLLIMPORT const char *debug_query_string;
  33 extern int      max_stack_depth;
  34 extern int      PostAuthDelay;
  35
  36 /* GUC-configurable parameters */
  37
  38 typedef enum
  39 {
  40         LOGSTMT_NONE,                           /* log no statements */
  41         LOGSTMT_DDL,                            /* log data definition statements */
  42         LOGSTMT_MOD,                            /* log modification statements, plus DDL */
  43         LOGSTMT_ALL                                     /* log all statements */
  44 } LogStmtLevel;
  45
  46 extern int      log_statement;
  47
  48 extern List *pg_parse_and_rewrite(const char *query_string,
  49                                          Oid *paramTypes, int numParams);
  50 extern List *pg_parse_query(const char *query_string);
  51 extern List *pg_analyze_and_rewrite(Node *parsetree, const char *query_string,
  52                                            Oid *paramTypes, int numParams);
  53 extern List *pg_analyze_and_rewrite_params(Node *parsetree,
  54                                                           const char *query_string,
  55                                                           ParserSetupHook parserSetup,
  56                                                           void *parserSetupArg);
  57 extern PlannedStmt *pg_plan_query(Query *querytree, int cursorOptions,
  58                           ParamListInfo boundParams);
  59 extern List *pg_plan_queries(List *querytrees, int cursorOptions,
  60                                 ParamListInfo boundParams);
  61
  62 extern bool assign_max_stack_depth(int newval, bool doit, GucSource source);
  63
  64 extern void die(SIGNAL_ARGS);
  65 extern void quickdie(SIGNAL_ARGS);
  66 extern void StatementCancelHandler(SIGNAL_ARGS);
  67 extern void FloatExceptionHandler(SIGNAL_ARGS);
  68 extern void RecoveryConflictInterrupt(ProcSignalReason reason); /* called from SIGUSR1
  69                                                                                                                                  * handler */
  70 extern void prepare_for_client_read(void);
  71 extern void client_read_ended(void);
  72 extern const char *process_postgres_switches(int argc, char *argv[],
  73                                                   GucContext ctx);
  74 extern int      PostgresMain(int argc, char *argv[], const char *username);
  75 extern long get_stack_depth_rlimit(void);
  76 extern void ResetUsage(void);
  77 extern void ShowUsage(const char *title);
  78 extern int      check_log_duration(char *msec_str, bool was_logged);
  79 extern void set_debug_options(int debug_flag,
  80                                   GucContext context, GucSource source);
  81 extern bool set_plan_disabling_options(const char *arg,
  82                                                    GucContext context, GucSource source);
  83 extern const char *get_stats_option_name(const char *arg);
  84
  85 #endif   /* TCOPPROT_H */