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/*
* This file is part of the sn package.
* Distribution of sn is covered by the GNU GPL. See file COPYING.
* Copyright 1998-2000 Harold Tay.
* Copyright 2000- Patrik Rdman.
*/
/*
* Feed the database with values. This could be useful if the
* database has suffered corruption. Then delete all the database
* files so they will be recreated. You can feed this program from
* snscan.
*
* The database converts article-id to newsgroup:serial.
*
* Input is expected in the form one to a line,
* newsgroup id serial
* with spaces between the words.
*/
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <signal.h>
#include "config.h"
#include "dhash.h"
#include "parameters.h"
#include <out.h>
#include <readln.h>
#include <tokensep.h>
#include <opt.h>
#include <format.h>
static const char ver_ctrl_id[] = "$Id: snprimedb.c 29 2004-04-24 23:02:38Z patrik $";
int debug = 0;
struct readln input;
static void handler (int signum)
{
dh_close();
LOG("Caught signal %d, exiting", signum);
_exit(3);
}
int nr = 0;
int insert (char *newsgroup, char *id, int serial)
{
struct data d = { 0, };
char *cp;
if (0 == strcmp(newsgroup, JUNK_GROUP))
return 0;
if ('<' == *id)
{
d.messageid = id + 1;
if ((cp = strchr(d.messageid, '>')))
*cp = '\0';
}
else
d.messageid = id;
d.newsgroup = newsgroup;
d.serial = serial;
if (-1 == dh_insert(&d))
{
if (EEXIST == errno)
{
LOG("insert:\"%s\" already exists in %s:%d", d.messageid, newsgroup, serial);
return 1;
}
else
LOG("insert:Can't insert record \"%s %s %d\":%m\n", newsgroup, d.messageid, serial);
return -1;
}
nr++;
return 0;
}
void usage (void)
{
LOG("Usage: %s [-i]\n", progname);
LOG("(No arguments). Input is read from stdin in the form\n"
"\"newsgroup id serial\"\n" "until end-of-file.\n");
_exit(1);
}
int main (int argc, char **argv)
{
char *line;
char *newsgroup;
char *id;
char *serial;
bool onlyinitialize = FALSE;
char *cp;
int len;
int i;
progname = ((cp = strrchr(argv[0], '/')) ? cp + 1 : argv[0]);
parameters(TRUE);
while ((i = opt_get(argc, argv, "")) > -1)
switch (i)
{
case 'P': log_with_pid(); break;
case 'i': onlyinitialize = TRUE; break;
case 'd': debug++; break;
case 'V': version(); _exit(0);
default: usage();
}
if (opt_ind != argc)
usage();
if (-1 == chdir(snroot))
FAIL(2, "chdir(%s):%m", snroot);
if (-1 == dh_open(NULL, FALSE))
FAIL(2, "Can't open database:%m?");
if (onlyinitialize)
{
dh_close();
_exit(0);
}
signal(SIGPIPE, handler);
if (-1 == readln_ready(0, 0, &input))
fail(2, "readln_ready:%m");
while ((len = readln(&input, &line, '\n')) > 0)
{
char *p;
int s;
line[len - 1] = '\0';
if (!(newsgroup = tokensep(&line, " ")))
continue;
if (!(serial = tokensep(&line, " ")))
continue;
if (!(id = tokensep(&line, " ")))
continue;
for (p = newsgroup; *p; p++)
if (*p >= 'A' && *p <= 'Z')
*p -= 'a' - 'A';
if (p - newsgroup >= GROUPNAMELEN)
{
LOG("newsgroup name too long, skipping:%s", newsgroup);
continue;
}
s = strtoul(serial, &cp, 10);
if (s <= 0 || *cp)
fail(3, "Bad value \"%s\" for serial number", serial);
switch (insert(newsgroup, id, s))
{
default: LOG("Eh?"); /* Fall Through */
case -1: dh_close(); _exit(2);
case 1: ;
case 0: ;
}
}
dh_close();
LOG("%d insertions", nr);
_exit(0);
}
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