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/*
* (c) Copyright 1990, Kim Fabricius Storm. All rights reserved.
*
* read/update incore copy of active file
*/
#include "config.h"
void
read_active_file(act, copy)
FILE *act, *copy;
{
char line[512];
register char *cp, *name;
register group_header *gh, *gh1;
int must_update;
register flag_type old_flag;
Loop_Groups_Header(gh) {
gh->master_flag &= ~M_VALID;
gh->first_a_article = 0;
gh->last_a_article = 0;
}
while (fgets(line, 512, act)) {
if (copy != NULL) fputs(line, copy);
must_update = 0;
cp = line;
while (*cp && isspace(*cp)) cp++; /* eat blank lines */
if (*cp == NUL || *cp == '#') continue;
/* cp -> NAME space 00888 ... nl */
name = cp;
while (*cp != ' ') cp++;
*cp++ = NUL;
gh = lookup_no_alias(name);
if (gh == NULL) {
/* new group */
gh = add_new_group(name);
if (gh == NULL) continue;
must_update = 1;
}
while (*cp && isspace(*cp)) cp++;
gh->last_a_article = atol(cp);
while (*cp && isdigit(*cp)) cp++;
while (*cp && isspace(*cp)) cp++;
if (*cp == NUL) {
log_entry('E', "Error in active file for entry %s", name);
continue;
}
gh->first_a_article = atol(cp);
if (gh->first_a_article == 0) gh->first_a_article = 1;
while (*cp && isdigit(*cp)) cp++;
while (*cp && isspace(*cp)) cp++;
gh->master_flag |= M_VALID;
if (gh->master_flag & M_IGNORE_G) continue;
old_flag = gh->master_flag &
(M_IGNORE_A | M_MODERATED | M_NOPOST | M_ALIASED);
gh->master_flag &=
~(M_IGNORE_A | M_MODERATED | M_NOPOST | M_ALIASED);
switch (*cp) {
default:
break;
case 'x':
gh->master_flag |= M_IGNORE_A;
if ((old_flag & (M_IGNORE_A|M_ALIASED)) == M_IGNORE_A) continue;
must_update++;
break;
case 'm':
gh->master_flag |= M_MODERATED;
if (old_flag & M_MODERATED) continue;
must_update++;
break;
case 'n':
gh->master_flag |= M_NOPOST;
if (old_flag & M_NOPOST) continue;
must_update++;
break;
case '=':
while (*++cp && isspace(*cp)) cp++;
name = cp;
while (*cp && !isspace(*cp)) cp++;
*cp = NUL;
if (old_flag & M_ALIASED) {
/* quick check: has the alias changed */
int32 n = (int32)gh->data_write_offset;
if (n >= 0 && n < master.number_of_groups) {
gh1 = ACTIVE_GROUP(n);
if (strcmp(gh1->group_name, name) == 0) {
gh->master_flag |= M_ALIASED | M_IGNORE_A;
continue;
}
}
}
gh1 = lookup_no_alias(name);
if (gh1 == NULL) {
/* '=unknown.group' is treated just like 'x' */
if ((old_flag & M_IGNORE_A) == 0)
log_entry('R', "Group %s aliased to unknown group (%s)",
gh->group_name, name);
gh->master_flag |= M_IGNORE_A;
if ((old_flag & (M_IGNORE_A|M_ALIASED)) == M_IGNORE_A)
continue;
} else {
gh->master_flag |= M_ALIASED | M_IGNORE_A;
gh->data_write_offset = (off_t)gh1->group_num;
}
must_update = 1;
break;
}
if ((old_flag & M_ALIASED) && (gh->master_flag & M_ALIASED) == 0) {
gh->data_write_offset = 0;
gh->master_flag |= M_MUST_CLEAN;
continue;
}
if (must_update && who_am_i == I_AM_MASTER)
db_write_group(gh);
}
}
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