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deb-mbse/mbfido/mbfpack.c

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/*****************************************************************************
*
* $Id$
* Purpose: File Database Maintenance - Pack filebase
*
*****************************************************************************
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* Copyright (C) 1997-2002
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*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS 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, or (at your option) any
* later version.
*
* MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include "../lib/structs.h"
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#include "../lib/users.h"
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#include "../lib/records.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
#include "../lib/dbcfg.h"
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#include "../lib/mberrors.h"
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#include "mbfutil.h"
#include "mbfpack.h"
extern int do_quiet; /* Suppress screen output */
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extern int do_index; /* Reindex filebases */
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/*
* Removes records who are marked for deletion. If there is still a file
* on disk, it will be removed too.
*/
void PackFileBase(void)
{
FILE *fp, *pAreas, *pFile;
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int i, iAreas, iAreasNew = 0, rc;
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int iTotal = 0, iRemoved = 0;
char *sAreas, *fAreas, *fTmp, fn[PATH_MAX];
sAreas = calloc(PATH_MAX, sizeof(char));
fAreas = calloc(PATH_MAX, sizeof(char));
fTmp = calloc(PATH_MAX, sizeof(char));
IsDoing("Pack filebase");
if (!do_quiet) {
colour(3, 0);
printf("Packing file database...\n");
}
sprintf(sAreas, "%s/etc/fareas.data", getenv("MBSE_ROOT"));
if ((pAreas = fopen (sAreas, "r")) == NULL) {
WriteError("Can't open %s", sAreas);
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die(MBERR_INIT_ERROR);
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}
fread(&areahdr, sizeof(areahdr), 1, pAreas);
fseek(pAreas, 0, SEEK_END);
iAreas = (ftell(pAreas) - areahdr.hdrsize) / areahdr.recsize;
for (i = 1; i <= iAreas; i++) {
fseek(pAreas, ((i-1) * areahdr.recsize) + areahdr.hdrsize, SEEK_SET);
fread(&area, areahdr.recsize, 1, pAreas);
if (area.Available && !area.CDrom) {
if (!diskfree(CFG.freespace))
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die(MBERR_DISK_FULL);
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if (!do_quiet) {
printf("\r%4d => %-44s", i, area.Name);
fflush(stdout);
}
Marker();
sprintf(fAreas, "%s/fdb/fdb%d.data", getenv("MBSE_ROOT"), i);
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sprintf(fTmp, "%s/fdb/fdb%d.temp", getenv("MBSE_ROOT"), i);
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if ((pFile = fopen(fAreas, "r")) == NULL) {
Syslog('!', "Creating new %s", fAreas);
if ((pFile = fopen(fAreas, "a+")) == NULL) {
WriteError("$Can't create %s", fAreas);
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die(MBERR_GENERAL);
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}
}
if ((fp = fopen(fTmp, "a+")) == NULL) {
WriteError("$Can't create %s", fTmp);
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die(MBERR_GENERAL);
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}
while (fread(&file, sizeof(file), 1, pFile) == 1) {
iTotal++;
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if ((!file.Deleted) && (!file.Double) && (strcmp(file.Name, "") != 0)) {
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fwrite(&file, sizeof(file), 1, fp);
} else {
iRemoved++;
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if (file.Double) {
Syslog('+', "Removed double record file \"%s\" from area %d", file.LName, i);
} else {
Syslog('+', "Removed file \"%s\" from area %d", file.LName, i);
sprintf(fn, "%s/%s", area.Path, file.LName);
rc = unlink(fn);
if (rc)
Syslog('+', "Unlink %s failed, result %d", fn, rc);
/*
* If a dotted version (thumbnail) exists, remove it silently
*/
sprintf(fn, "%s/.%s", area.Path, file.LName);
unlink(fn);
}
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do_index = TRUE;
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}
}
fclose(fp);
fclose(pFile);
if ((rename(fTmp, fAreas)) == 0) {
unlink(fTmp);
chmod(fAreas, 00660);
}
iAreasNew++;
} /* if area.Available */
}
fclose(pAreas);
Syslog('+', "Pack Areas [%5d] Files [%5d] Removed [%5d]", iAreasNew, iTotal, iRemoved);
if (!do_quiet) {
printf("\r \r");
fflush(stdout);
}
free(fTmp);
free(sAreas);
free(fAreas);
}