/*
* Routine: mk_author()
* Purpose: create A_LNAME as required in Clause 4.6.2.18
* Params: int author: author number to base the last name upon
* Returns: char *
* Called By: main()
* Calls: digsyl(), tpc_random()
* Side Effects: since the result is stored in a static char[], the result
* will be over-written by a subsequent call
* TODO: None
*/
char *
mk_author(int author)
{
static char res[A_LNAME_MAX + 1];
char *dig,
pad[A_LPAD_MAX + 1];
int lname_pad,
len;
memset(res, ' ', A_LNAME_MAX);
if (author <= (author_count / A_AUTHOR_DEN))
dig = digsyl(author, SYL_CNT);
else
{
dig = digsyl(
tpc_random(A_AUTHOR_MIN, (long)(author_count / A_AUTHOR_DEN),
A_LNAME_SD), SYL_CNT);
}
strncpy(res, dig, SYL_CNT * SYL_WIDTH);
/* 75% of names are digsyl() alone; the rest have a a_rnd suffix */
lname_pad = (tpc_random(1, 100, I_TITLE_SD) <= A_LPAD_PROB)?1:0;
if (lname_pad)
{
len = a_rnd(A_LPAD_MIN, A_LPAD_MAX, A_LNAME_SD, pad);
strncpy(&res[SYL_CNT * SYL_WIDTH], pad, len);
}
res[A_LNAME_MAX] = '\0';
return(res);
}
/*
* embed a randomly selected member of distribution d in alpha-numeric
* noise of a length rendomly selected between min and max at a random
* position
*/
void e_str(distribution *d, int min, int max, int stream, char *dest) {
char strtmp[MAXAGG_LEN + 1];
long loc;
int len;
a_rnd(min, max, stream, dest);
pick_str(d, stream, strtmp);
len = strlen(strtmp);
RANDOM(loc, 0, (strlen(dest) - 1 - len), stream);
strncpy(dest + loc, strtmp, len);
return;
}
