src/include/tcop/tcopprot.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * tcopprot.h
   4  *        prototypes for postgres.c.
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * $PostgreSQL$
  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 "utils/guc.h"
  25
  26
  27 /* Required daylight between max_stack_depth and the kernel limit, in bytes */
  28 #define STACK_DEPTH_SLOP (512 * 1024L)
  29
  30 extern CommandDest whereToSendOutput;
  31 extern PGDLLIMPORT const char *debug_query_string;
  32 extern int      max_stack_depth;
  33 extern int      PostAuthDelay;
  34
  35 /* GUC-configurable parameters */
  36
  37 typedef enum
  38 {
  39         LOGSTMT_NONE,                           /* log no statements */
  40         LOGSTMT_DDL,                            /* log data definition statements */
  41         LOGSTMT_MOD,                            /* log modification statements, plus DDL */
  42         LOGSTMT_ALL                                     /* log all statements */
  43 } LogStmtLevel;
  44
  45 extern int log_statement;
  46
  47 extern List *pg_parse_and_rewrite(const char *query_string,
  48                                          Oid *paramTypes, int numParams);
  49 extern List *pg_parse_query(const char *query_string);
  50 extern List *pg_analyze_and_rewrite(Node *parsetree, const char *query_string,
  51                                            Oid *paramTypes, int numParams);
  52 extern PlannedStmt *pg_plan_query(Query *querytree, int cursorOptions,
  53                           ParamListInfo boundParams);
  54 extern List *pg_plan_queries(List *querytrees, int cursorOptions,
  55                                 ParamListInfo boundParams, bool needSnapshot);
  56
  57 extern bool assign_max_stack_depth(int newval, bool doit, GucSource source);
  58
  59 extern void die(SIGNAL_ARGS);
  60 extern void quickdie(SIGNAL_ARGS);
  61 extern void authdie(SIGNAL_ARGS);
  62 extern void StatementCancelHandler(SIGNAL_ARGS);
  63 extern void FloatExceptionHandler(SIGNAL_ARGS);
  64 extern void prepare_for_client_read(void);
  65 extern void client_read_ended(void);
  66 extern int      PostgresMain(int argc, char *argv[], const char *username);
  67 extern long get_stack_depth_rlimit(void);
  68 extern void ResetUsage(void);
  69 extern void ShowUsage(const char *title);
  70 extern int      check_log_duration(char *msec_str, bool was_logged);
  71 extern void set_debug_options(int debug_flag,
  72                                   GucContext context, GucSource source);
  73 extern bool set_plan_disabling_options(const char *arg,
  74                                                    GucContext context, GucSource source);
  75 extern const char *get_stats_option_name(const char *arg);
  76
  77 #endif   /* TCOPPROT_H */