command.h

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

#include "print.h"
#include "psqlscan.h"


typedef enum _backslashResult
{
    PSQL_CMD_UNKNOWN = 0,       /* not done parsing yet (internal only) */
    PSQL_CMD_SEND,              /* query complete; send off */
    PSQL_CMD_SKIP_LINE,         /* keep building query */
    PSQL_CMD_TERMINATE,         /* quit program */
    PSQL_CMD_NEWEDIT,           /* query buffer was changed (e.g., via \e) */
    PSQL_CMD_ERROR              /* the execution of the backslash command
                                 * resulted in an error */
} backslashResult;


extern backslashResult HandleSlashCmds(PsqlScanState scan_state,
                PQExpBuffer query_buf);

extern int  process_file(char *filename, bool single_txn, bool use_relative_path);

extern bool do_pset(const char *param,
        const char *value,
        printQueryOpt *popt,
        bool quiet);

extern void connection_warnings(bool in_startup);

extern void SyncVariables(void);

extern void UnsyncVariables(void);

#endif   /* COMMAND_H */