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/* $Id: only.c,v 3.0 1991/09/09 20:23:31 davison Trn $
*/
/* This software is Copyright 1991 by Stan Barber.
*
* Permission is hereby granted to copy, reproduce, redistribute or otherwise
* use this software as long as: there is no monetary profit gained
* specifically from the use or reproduction of this software, it is not
* sold, rented, traded or otherwise marketed, and this copyright notice is
* included prominently in any copy made.
*
* The authors make no claims as to the fitness or correctness of this software
* for any use whatsoever, and it is provided as is. Any use of this software
* is at the user's own risk.
*/
#include "EXTERN.h"
#include "common.h"
#include "search.h"
#include "util.h"
#include "final.h"
#include "ngsrch.h"
#include "INTERN.h"
#include "only.h"
void
only_init()
{
;
}
void
setngtodo(pat)
char *pat;
{
#ifdef ONLY
#ifdef SPEED_OVER_MEM
char *s;
#endif
if (!*pat)
return;
if (maxngtodo < NGMAX) {
ngtodo[maxngtodo] = savestr(pat);
#ifdef SPEED_OVER_MEM
#ifndef lint
compextodo[maxngtodo] = (COMPEX*)safemalloc(sizeof(COMPEX));
#endif /* lint */
init_compex(compextodo[maxngtodo]);
compile(compextodo[maxngtodo],pat,TRUE,TRUE);
if ((s = ng_comp(compextodo[maxngtodo],pat,TRUE,TRUE)) != Nullch) {
/* compile regular expression */
printf("\n%s\n",s) FLUSH;
finalize(1);
}
#endif
maxngtodo++;
}
#else
notincl("o");
#endif
}
/* if command line list is non-null, is this newsgroup wanted? */
bool
inlist(ngnam)
char *ngnam;
{
#ifdef ONLY
register int i;
#ifdef SPEED_OVER_MEM
if (maxngtodo == 0)
return TRUE;
for (i=0; i<maxngtodo; i++) {
if (execute(compextodo[i],ngnam))
return TRUE;
}
return FALSE;
#else
COMPEX ilcompex;
char *s;
if (maxngtodo == 0)
return TRUE;
init_compex(&ilcompex);
for (i=0; i<maxngtodo; i++) {
if ((s = ng_comp(&ilcompex,ngtodo[i],TRUE,TRUE)) != Nullch) {
/* compile regular expression */
printf("\n%s\n",s) FLUSH;
finalize(1);
}
if (execute(&ilcompex,ngnam) != Nullch) {
free_compex(&ilcompex);
return TRUE;
}
}
free_compex(&ilcompex);
return FALSE;
#endif
#else
return TRUE;
#endif
}
#ifdef ONLY
void
end_only()
{
if (maxngtodo) { /* did they specify newsgroup(s) */
int whicharg;
#ifdef VERBOSE
IF(verbose)
printf("\nRestriction %s%s removed.\n",ngtodo[0],
maxngtodo > 1 ? ", etc." : nullstr) FLUSH;
ELSE
#endif
#ifdef TERSE
fputs("\nExiting \"only\".\n",stdout) FLUSH;
#endif
for (whicharg = 0; whicharg < maxngtodo; whicharg++) {
free(ngtodo[whicharg]);
#ifdef SPEED_OVER_MEM
free_compex(compextodo[whicharg]);
#ifndef lint
free((char*)compextodo[whicharg]);
#endif /* lint */
#endif
}
maxngtodo = 0;
emptyOnly = FALSE;
}
}
#endif
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