settings.h

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/*
 * psql - the PostgreSQL interactive terminal
 *
 * Copyright (c) 2000-2013, PostgreSQL Global Development Group
 *
 * src/bin/psql/settings.h
 */
#ifndef SETTINGS_H
#define SETTINGS_H


#include "variables.h"
#include "print.h"

#define DEFAULT_FIELD_SEP "|"
#define DEFAULT_RECORD_SEP "\n"

#if defined(WIN32) || defined(__CYGWIN__)
#define DEFAULT_EDITOR  "notepad.exe"
/* no DEFAULT_EDITOR_LINENUMBER_ARG for Notepad */
#else
#define DEFAULT_EDITOR  "vi"
#define DEFAULT_EDITOR_LINENUMBER_ARG "+"
#endif

#define DEFAULT_PROMPT1 "%/%R%# "
#define DEFAULT_PROMPT2 "%/%R%# "
#define DEFAULT_PROMPT3 ">> "

typedef enum
{
    PSQL_ECHO_NONE,
    PSQL_ECHO_QUERIES,
    PSQL_ECHO_ALL
} PSQL_ECHO;

typedef enum
{
    PSQL_ECHO_HIDDEN_OFF,
    PSQL_ECHO_HIDDEN_ON,
    PSQL_ECHO_HIDDEN_NOEXEC
} PSQL_ECHO_HIDDEN;

typedef enum
{
    PSQL_ERROR_ROLLBACK_OFF,
    PSQL_ERROR_ROLLBACK_INTERACTIVE,
    PSQL_ERROR_ROLLBACK_ON
} PSQL_ERROR_ROLLBACK;

typedef enum
{
    hctl_none = 0,
    hctl_ignorespace = 1,
    hctl_ignoredups = 2,
    hctl_ignoreboth = hctl_ignorespace | hctl_ignoredups
} HistControl;

enum trivalue
{
    TRI_DEFAULT,
    TRI_NO,
    TRI_YES
};

typedef struct _psqlSettings
{
    PGconn     *db;             /* connection to backend */
    int         encoding;       /* client_encoding */
    FILE       *queryFout;      /* where to send the query results */
    bool        queryFoutPipe;  /* queryFout is from a popen() */

    printQueryOpt popt;

    char       *gfname;         /* one-shot file output argument for \g */
    char       *gset_prefix;    /* one-shot prefix argument for \gset */

    bool        notty;          /* stdin or stdout is not a tty (as determined
                                 * on startup) */
    enum trivalue getPassword;  /* prompt the user for a username and password */
    FILE       *cur_cmd_source; /* describe the status of the current main
                                 * loop */
    bool        cur_cmd_interactive;
    int         sversion;       /* backend server version */
    const char *progname;       /* in case you renamed psql */
    char       *inputfile;      /* file being currently processed, if any */
    char       *dirname;        /* current directory for \s display */

    uint64      lineno;         /* also for error reporting */

    bool        timing;         /* enable timing of all queries */

    FILE       *logfile;        /* session log file handle */

    VariableSpace vars;         /* "shell variable" repository */

    /*
     * The remaining fields are set by assign hooks associated with entries in
     * "vars".  They should not be set directly except by those hook
     * functions.
     */
    bool        autocommit;
    bool        on_error_stop;
    bool        quiet;
    bool        singleline;
    bool        singlestep;
    int         fetch_count;
    PSQL_ECHO   echo;
    PSQL_ECHO_HIDDEN echo_hidden;
    PSQL_ERROR_ROLLBACK on_error_rollback;
    HistControl histcontrol;
    const char *prompt1;
    const char *prompt2;
    const char *prompt3;
    PGVerbosity verbosity;      /* current error verbosity level */
} PsqlSettings;

extern PsqlSettings pset;


#ifndef EXIT_SUCCESS
#define EXIT_SUCCESS 0
#endif

#ifndef EXIT_FAILURE
#define EXIT_FAILURE 1
#endif

#define EXIT_BADCONN 2

#define EXIT_USER 3

#endif