/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdio.h>
#include <assert.h>
#define LINESIZ 1250
extern int hash();
int
newkeys(FILE *outf, FILE *inf, FILE *recf, int nhash, FILE *fd, int *iflong)
{
/*
* reads key lines from inf; hashes and writes on outf;
* writes orig key on recf, records pointer on outf too.
* format of outf is : hash code space record pointer
*/
long lp, ftell();
long ld = 0;
int ll = 0, lt = 0;
char line[LINESIZ];
char key[30], bkeys[40];
char *p, *s;
char *keyv[500];
int i, nk, ndoc = 0, more = 0, c;
lp = ftell(recf);
while (fgets(line, LINESIZ, inf)) {
p = line;
while (*p != '\t') p++;
*p++ = 0;
fputs(line, recf);
if (fd) {
sprintf(bkeys, ";%ld", ld);
ll = strlen(p);
lt = strlen(bkeys);
fputs(bkeys, recf);
sprintf(bkeys, ",%d", ll);
lt += strlen(bkeys);
fputs(bkeys, recf);
ld += ll;
fputs(p, fd);
}
putc('\n', recf);
for (s = p; *s; s++)
;
if (*--s == '\n') {
more = 0;
*s = 0;
} else
more = 1;
assert(fd == 0 || more == 0);
nk = getargs(p, keyv);
if (more)
nk--;
for (i = 0; i < nk; i++)
fprintf(outf, "%04d %06ld\n", hash(keyv[i])%nhash, lp);
#if D1
for (i = 0; i < nk; i++)
printf("key %s hash %d\n",
keyv[i], hash(keyv[i])%nhash);
#endif
if (more) { /* allow more than LINESIZ keys */
strcpy(key, keyv[nk]);
for (s = key; *s; s++)
;
while ((c = getc(inf)) != '\n') {
if (c != ' ') {
*s++ = c;
continue;
}
*s = 0;
if (s > key)
fprintf(outf, "%04d %06ld\n",
hash(key)%nhash, lp);
s = key;
}
}
lp += (strlen(line)+lt+1);
ndoc++;
}
*iflong = (lp >= 65536L);
if (sizeof (int) > 2) *iflong = 1; /* force long on VAX */
fclose(recf);
return (ndoc);
}
void
trimnl(char *p)
{
while (*p) p++;
p--;
if (*p == '\n') *p = 0;
}