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apropos-utils.h revision 1.11.6.1 
      1 /*	$NetBSD: apropos-utils.h,v 1.11.6.1 2017/05/02 03:19:23 pgoyette Exp $	*/
      2 /*-
      3  * Copyright (c) 2011 Abhinav Upadhyay <er.abhinav.upadhyay (at) gmail.com>
      4  * All rights reserved.
      5  *
      6  * This code was developed as part of Google's Summer of Code 2011 program.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  *
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in
     16  *    the documentation and/or other materials provided with the
     17  *    distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     22  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
     23  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
     25  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     26  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     27  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     28  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     29  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     30  * SUCH DAMAGE.
     31  */
     32 
     33 #ifndef APROPOS_UTILS_H
     34 #define APROPOS_UTILS_H
     35 
     36 #include "sqlite3.h"
     37 
     38 #define MANCONF "/etc/man.conf"
     39 
     40 /* Flags for opening the database */
     41 typedef enum mandb_access_mode {
     42 	MANDB_READONLY = SQLITE_OPEN_READONLY,
     43 	MANDB_WRITE = SQLITE_OPEN_READWRITE,
     44 	MANDB_CREATE = SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE
     45 } mandb_access_mode;
     46 
     47 
     48 #define APROPOS_SCHEMA_VERSION 20120507
     49 
     50 /*
     51  * Used to identify the section of a man(7) page.
     52  * This is similar to the enum mdoc_sec defined in mdoc.h from mdocml project.
     53  */
     54 enum man_sec {
     55 	MANSEC_NAME = 0,
     56 	MANSEC_SYNOPSIS,
     57 	MANSEC_LIBRARY,
     58 	MANSEC_ERRORS,
     59 	MANSEC_FILES,
     60 	MANSEC_RETURN_VALUES,
     61 	MANSEC_EXIT_STATUS,
     62 	MANSEC_DESCRIPTION,
     63 	MANSEC_ENVIRONMENT,
     64 	MANSEC_DIAGNOSTICS,
     65 	MANSEC_EXAMPLES,
     66 	MANSEC_STANDARDS,
     67 	MANSEC_HISTORY,
     68 	MANSEC_BUGS,
     69 	MANSEC_AUTHORS,
     70 	MANSEC_COPYRIGHT,
     71 	MANSEC_NONE
     72 };
     73 
     74 typedef struct query_args {
     75 	const char *search_str;		// user query
     76 	char **sections;		// Sections in which to do the search
     77 	int nrec;			// number of records to fetch
     78 	int offset;		//From which position to start processing the records
     79 	int legacy;
     80 	const char *machine;
     81 	int (*callback) (void *, const char *, const char *, const char *,
     82 		const char *, size_t);	// The callback function
     83 	void *callback_data;	// data to pass to the callback function
     84 	char **errmsg;		// buffer for storing the error msg
     85 } query_args;
     86 
     87 typedef enum query_format {
     88     APROPOS_NONE,
     89     APROPOS_PAGER,
     90     APROPOS_TERM,
     91     APROPOS_HTML
     92 } query_format;
     93 
     94 char *lower(char *);
     95 void concat(char **, const char *);
     96 void concat2(char **, const char *, size_t);
     97 sqlite3 *init_db(mandb_access_mode, const char *);
     98 void close_db(sqlite3 *);
     99 char *get_dbpath(const char *);
    100 int run_query(sqlite3 *, query_format, query_args *);
    101 #endif
    102