| 1 | /**************************************************************************
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| 2 | *
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| 3 | * environment.h -- mgquery environment functions
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| 4 | * Copyright (C) 1994 Neil Sharman
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 2 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 19 | *
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| 20 | * $Id: environment.h 16583 2008-07-29 10:20:36Z davidb $
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| 21 | *
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| 22 | **************************************************************************/
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| 23 |
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| 24 |
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| 25 | #ifndef ENVIRONMENT_H
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| 26 | #define ENVIRONMENT_H
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| 27 |
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| 28 | #define OUTPUT_TEXT 'T'
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| 29 | #define OUTPUT_HEADERS 'H'
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| 30 | #define OUTPUT_SILENT 'S'
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| 31 | #define OUTPUT_EXTRAS 'E'
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| 32 | #define OUTPUT_HILITE 'I'
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| 33 | #define OUTPUT_COUNT 'C'
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| 34 | #define OUTPUT_DOCNUMS 'D'
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| 35 |
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| 36 | #define QUERY_RANKED 'R'
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| 37 | #define QUERY_APPROX 'A'
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| 38 | #define QUERY_BOOLEAN 'B'
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| 39 | #define QUERY_DOCNUMS 'D'
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| 40 |
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| 41 |
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| 42 | char get_output_type (void);
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| 43 | char get_query_type (void);
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| 44 |
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| 45 | extern char *ConstraintErrorStr;
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| 46 | int SetEnv (char *name, char *data, char *(*Constraint) (char *, char *));
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| 47 | char *GetEnv (char *name);
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| 48 | char *GetDefEnv (char *name, char *def);
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| 49 | int UnsetEnv (char *name, int Force);
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| 50 | char *de_escape_string (char *s);
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| 51 | int PushEnv (void);
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| 52 | int PopEnv (void);
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| 53 | int EnvStackHeight (void);
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| 54 | char *GetEnvName (int i);
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| 55 | int BooleanEnv (char *data, int def);
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| 56 | long IntEnv (char *data, long def);
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| 57 |
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| 58 | void InitEnv (void);
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| 59 | void UninitEnv (void);
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| 60 |
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| 61 | #endif
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