92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
/*****************************************************************************
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*
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* File ..................: common/batchrd.c
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* Purpose ...............: Batch reading
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* Last modification date : 28-Aug-2000
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*
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*****************************************************************************
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* Copyright (C) 1997-2000
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MBSE BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*****************************************************************************/
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#include "libs.h"
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#include "structs.h"
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#include "clcomm.h"
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#include "common.h"
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static long counter = 0L;
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static int batchmode = -1;
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int usetmp = 0;
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char *bgets(char *buf, int count, FILE *fp)
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{
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if (usetmp) {
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return fgets(buf,count,fp);
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}
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if ((batchmode == 1) && (counter > 0L) && (counter < (long)(count-1)))
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count=(int)(counter+1L);
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if (fgets(buf,count,fp) == NULL)
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return NULL;
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switch (batchmode) {
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case -1: if (!strncmp(buf,"#! rnews ",9) || !strncmp(buf,"#!rnews ",8)) {
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batchmode=1;
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sscanf(buf+8,"%ld",&counter);
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Syslog('m', "first chunk of input batch: %ld",counter);
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if (counter < (long)(count-1))
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count=(int)(counter+1L);
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if (fgets(buf,count,fp) == NULL)
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return NULL;
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else {
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counter -= strlen(buf);
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return(buf);
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}
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} else {
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batchmode=0;
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return buf;
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}
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case 0: return buf;
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case 1: if (counter <= 0L) {
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while (strncmp(buf,"#! rnews ",9) && strncmp(buf,"#!rnews ",8)) {
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Syslog('+', "batch out of sync: %s",buf);
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if (fgets(buf,count,fp) == NULL)
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return NULL;
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}
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sscanf(buf+8,"%ld",&counter);
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Syslog('m', "next chunk of input batch: %ld",counter);
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return NULL;
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} else {
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counter -= (long)strlen(buf);
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Syslog('m', "bread \"%s\", %ld left of this chunk", buf,counter);
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return buf;
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}
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}
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return buf;
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}
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