void
set_trace_flags(const char *s)
{
char mode = 0;
unsigned int f = 0;
if (*s == '+' || *s == '-')
mode = *s++;
while (*s)
f |= letter_to_flag(*s++);
switch(mode) {
case 0:
trace_flags = f;
break;
case '+':
trace_flags |= f;
break;
case '-':
trace_flags &= ~f;
break;
}
}
int cf_flag_name( int *vp, char *str, long extra, dbref player, char *cmd ) {
char *numstr, *namestr, *tokst;
FLAGENT *fp;
int flagnum = -1;
char *flagstr, *cp;
numstr = strtok_r( str, " \t=,", &tokst );
namestr = strtok_r( NULL, " \t=,", &tokst );
if( numstr && ( strlen( numstr ) == 1 ) ) {
flagnum = ( int ) strtol( numstr, ( char ** ) NULL, 10 );
}
if( ( flagnum < 0 ) || ( flagnum > 9 ) ) {
cf_log_notfound( player, cmd, "Not a marker flag", numstr );
return -1;
}
if( ( fp = letter_to_flag( *numstr ) ) == NULL ) {
cf_log_notfound( player, cmd, "Marker flag", numstr );
return -1;
}
/*
* Our conditions: The flag name MUST start with an underscore. It
* must not conflict with the name of any existing flag. There is a
* KNOWN MEMORY LEAK here -- if you name the flag and rename it
* later, the old bit of memory for the name won't get freed. This
* should pretty much never happen, since you're not going to run
* around arbitrarily giving your flags new names all the time.
*/
flagstr = xstrprintf( "cf_flag_name", "_%s", namestr );
if( strlen( flagstr ) > 31 ) {
cf_log_syntax( player, cmd, "Marker flag name too long: %s",
namestr );
XFREE( flagstr, "cf_flag_name" );
}
for( cp = flagstr; cp && *cp; cp++ ) {
if( !isalnum( *cp ) && ( *cp != '_' ) ) {
cf_log_syntax( player, cmd,
"Illegal marker flag name: %s", namestr );
XFREE( flagstr, "cf_flag_name" );
return -1;
}
*cp = tolower( *cp );
}
if( hashfind( flagstr, &mudstate.flags_htab ) ) {
XFREE( flagstr, "cf_flag_name" );
cf_log_syntax( player, cmd, "Marker flag name in use: %s",
namestr );
return -1;
}
for( cp = flagstr; cp && *cp; cp++ ) {
*cp = toupper( *cp );
}
fp->flagname = ( const char * ) flagstr;
hashadd( ( char * ) fp->flagname, ( int * ) fp, &mudstate.flags_htab, 0 );
return 0;
}
