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/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Written by Sergei A. Golubchik, who has a shared copyright to this code
added support for long options (my_getopt) 22.5.2002 by Jani Tolonen */
#include "ftdefs.h"
#include "ft_eval.h"
#include <stdarg.h>
#include <my_getopt.h>
static void print_error(int exit_code, const char *fmt,...);
static void get_options(int argc, char *argv[]);
static int create_record(char *pos, FILE *file);
static void usage();
static struct my_option my_long_options[] =
{
{"", 's', "", 0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
{"", 'q', "", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
{"", 'S', "", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
{"", '#', "", 0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
{"", 'V', "", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
{"", '?', "", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
{"", 'h', "", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
{ 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
};
int main(int argc, char *argv[])
{
MI_INFO *file;
int i,j;
MY_INIT(argv[0]);
get_options(argc,argv);
bzero((char*)recinfo,sizeof(recinfo));
/* First define 2 columns */
recinfo[0].type=FIELD_SKIP_ENDSPACE;
recinfo[0].length=docid_length;
recinfo[1].type=FIELD_BLOB;
recinfo[1].length= 4+mi_portable_sizeof_char_ptr;
/* Define a key over the first column */
keyinfo[0].seg=keyseg;
keyinfo[0].keysegs=1;
keyinfo[0].seg[0].type= HA_KEYTYPE_TEXT;
keyinfo[0].seg[0].flag= HA_BLOB_PART;
keyinfo[0].seg[0].start=recinfo[0].length;
keyinfo[0].seg[0].length=key_length;
keyinfo[0].seg[0].null_bit=0;
keyinfo[0].seg[0].null_pos=0;
keyinfo[0].seg[0].bit_start=4;
keyinfo[0].seg[0].language=MY_CHARSET_CURRENT;
keyinfo[0].flag = HA_FULLTEXT;
if (!silent)
printf("- Creating isam-file\n");
if (mi_create(filename,1,keyinfo,2,recinfo,0,NULL,(MI_CREATE_INFO*) 0,0))
goto err;
if (!(file=mi_open(filename,2,0)))
goto err;
if (!silent)
printf("Initializing stopwords\n");
ft_init_stopwords(stopwordlist);
if (!silent)
printf("- Writing key:s\n");
my_errno=0;
i=0;
while (create_record(record,df))
{
error=mi_write(file,record);
if (error)
printf("I= %2d mi_write: %d errno: %d\n",i,error,my_errno);
i++;
}
fclose(df);
if (mi_close(file)) goto err;
if (!silent)
printf("- Reopening file\n");
if (!(file=mi_open(filename,2,0))) goto err;
if (!silent)
printf("- Reading rows with key\n");
for (i=1;create_record(record,qf);i++)
{
FT_DOCLIST *result;
double w;
int t, err;
result=ft_nlq_init_search(file,0,blob_record,(uint) strlen(blob_record),1);
if (!result)
{
printf("Query %d failed with errno %3d\n",i,my_errno);
goto err;
}
if (!silent)
printf("Query %d. Found: %d.\n",i,result->ndocs);
for (j=0;(err=ft_nlq_read_next(result, read_record))==0;j++)
{
t=uint2korr(read_record);
w=ft_nlq_get_relevance(result);
printf("%d %.*s %f\n",i,t,read_record+2,w);
}
if (err != HA_ERR_END_OF_FILE)
{
printf("ft_read_next %d failed with errno %3d\n",j,my_errno);
goto err;
}
ft_nlq_close_search(result);
}
if (mi_close(file)) goto err;
my_end(MY_CHECK_ERROR);
return (0);
err:
printf("got error: %3d when using myisam-database\n",my_errno);
return 1; /* skip warning */
}
static my_bool
get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
char *argument)
{
switch (optid) {
case 's':
if (stopwordlist && stopwordlist != ft_precompiled_stopwords)
break;
{
FILE *f; char s[HA_FT_MAXLEN]; int i=0,n=SWL_INIT;
if (!(stopwordlist=(const char**) malloc(n*sizeof(char *))))
print_error(1,"malloc(%d)",n*sizeof(char *));
if (!(f=fopen(argument,"r")))
print_error(1,"fopen(%s)",argument);
while (!feof(f))
{
if (!(fgets(s,HA_FT_MAXLEN,f)))
print_error(1,"fgets(s,%d,%s)",HA_FT_MAXLEN,argument);
if (!(stopwordlist[i++]=strdup(s)))
print_error(1,"strdup(%s)",s);
if (i >= n)
{
n+=SWL_PLUS;
if (!(stopwordlist=(const char**) realloc((char*) stopwordlist,
n*sizeof(char *))))
print_error(1,"realloc(%d)",n*sizeof(char *));
}
}
fclose(f);
stopwordlist[i]=NULL;
break;
}
case 'q': silent=1; break;
case 'S': if (stopwordlist==ft_precompiled_stopwords) stopwordlist=NULL; break;
case '#':
DEBUGGER_ON;
DBUG_PUSH (argument);
break;
case 'V':
case '?':
case 'h':
usage();
exit(1);
}
return 0;
}
static void get_options(int argc, char *argv[])
{
int ho_error;
if ((ho_error=handle_options(&argc, &argv, my_long_options, get_one_option)))
exit(ho_error);
if (!(d_file=argv[optind])) print_error(1,"No d_file");
if (!(df=fopen(d_file,"r")))
print_error(1,"fopen(%s)",d_file);
if (!(q_file=argv[optind+1])) print_error(1,"No q_file");
if (!(qf=fopen(q_file,"r")))
print_error(1,"fopen(%s)",q_file);
return;
} /* get options */
static int create_record(char *pos, FILE *file)
{
uint tmp; char *ptr;
bzero((char *)pos,MAX_REC_LENGTH);
/* column 1 - VARCHAR */
if (!(fgets(pos+2,MAX_REC_LENGTH-32,file)))
{
if (feof(file))
return 0;
else
print_error(1,"fgets(docid) - 1");
}
tmp=(uint) strlen(pos+2)-1;
int2store(pos,tmp);
pos+=recinfo[0].length;
/* column 2 - BLOB */
if (!(fgets(blob_record,MAX_BLOB_LENGTH,file)))
print_error(1,"fgets(docid) - 2");
tmp=(uint) strlen(blob_record);
int4store(pos,tmp);
ptr=blob_record;
memcpy_fixed(pos+4,&ptr,sizeof(char*));
return 1;
}
/* VARARGS */
static void print_error(int exit_code, const char *fmt,...)
{
va_list args;
va_start(args,fmt);
fprintf(stderr,"%s: error: ",my_progname);
VOID(vfprintf(stderr, fmt, args));
VOID(fputc('\n',stderr));
fflush(stderr);
va_end(args);
exit(exit_code);
}
static void usage()
{
printf("%s [options]\n", my_progname);
my_print_help(my_long_options);
my_print_variables(my_long_options);
}
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