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/*
* Build word and abbreviation index in memory from .conf.
* $Id: getidx.c 1.2 Mon, 24 Mar 1997 12:25:37 -0500 dyfet $
* Copyright (c) 1997 by Tycho Softworks.
* For conditions of distribution and reuse see product license.
*/
#include <other/string.h>
#include <other/config.h>
#include <std/files.h>
#include <std/process.h>
#include <other/memory.h>
#include "speak.h"
MEMPOOL *mem;
IDX **widx, **aidx;
static int key(uchar *str)
{
unsigned int k = 0;
int len = strlen((char *)str);
while(*str)
{
k = (k * 7) | (*str & 0x1f);
++str;
}
k |= len;
return (k % KEYSIZE);
}
void getidx(CONFIG *cfg)
{
int i;
char *p, *q;
IDX *new;
mem = mempool(16384, 16);
widx = (IDX **)memreq(mem, sizeof(IDX *) * KEYSIZE);
aidx = (IDX **)memreq(mem, sizeof(IDX *) * KEYSIZE);
for(i = 0; i < KEYSIZE; ++i)
widx[i] = aidx[i] = NULL;
seek_config(cfg, "words");
while(NULL != (p = read_config(cfg)))
{
q = strchr(p, '=');
if(!q)
continue;
*(q++) = 0;
p = strtrim(p, __SPACES);
q = strtrim(q, __SPACES);
i = key((uchar *)p);
new = memlreq(mem, sizeof(IDX));
new->word_link = widx[i];
widx[i] = new;
new->word_key = strreq(mem, p);
new->word_spo = strreq(mem, q);
}
seek_config(cfg, "abbrev");
while(NULL != (p = read_config(cfg)))
{
q = strchr(p, '=');
if(!q)
continue;
*(q++) = 0;
p = strtrim(p, __SPACES);
q = strtrim(q, __SPACES);
i = key((uchar *)p);
new = memlreq(mem, sizeof(IDX));
new->word_link = aidx[i];
aidx[i] = new;
new->word_key = strreq(mem, p);
new->word_spo = strreq(mem, q);
}
}
char *find(IDX **table, char *str)
{
IDX *next = table[key((uchar *)str)];
while(next)
{
if(!stricmp(str, next->word_key))
return next->word_spo;
next = next->word_link;
}
return NULL;
}
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