/* ARGSUSED */
size_t
cli_regerror(int errcode, const regex_t *preg, char *errbuf, size_t errbuf_size)
{
struct rerr *r;
size_t len;
int target = errcode &~ REG_ITOA;
const char *s;
char convbuf[50];
if (errcode == REG_ATOI)
s = regatoi(preg, convbuf, sizeof convbuf);
else {
for (r = rerrs; r->code != 0; r++)
if (r->code == target)
break;
if (errcode®_ITOA) {
if (r->code != 0) {
assert(strlen(r->name) < sizeof(convbuf));
(void) cli_strlcpy(convbuf, r->name, sizeof convbuf);
} else
(void)snprintf(convbuf, sizeof convbuf,
"REG_0x%x", target);
s = convbuf;
} else
s = r->explain;
}
len = strlen(s) + 1;
if (errbuf_size > 0) {
cli_strlcpy(errbuf, s, errbuf_size);
}
return(len);
}
/*
- mcadd - add a collating element to a cset
*/
static void
mcadd( struct parse *p, cset *cs, const char *cp)
{
size_t oldend = cs->smultis;
void *np;
cs->smultis += strlen(cp) + 1;
np = cli_realloc(cs->multis, cs->smultis);
if (np == NULL) {
if (cs->multis)
free(cs->multis);
cs->multis = NULL;
SETERROR(REG_ESPACE);
return;
}
cs->multis = np;
cli_strlcpy(cs->multis + oldend - 1, cp, cs->smultis - oldend + 1);
}