char *s,*s1;
chk(phone=strdup(args[optind++]));
- s=(s1=phone)+(*phone=='+');
- while (*s && s-s1<MAXNUMLEN)
+ for (s=(s1=phone)+(*phone=='+');*s && s-s1<MAXNUMLEN;s++)
if (!isdigit(*s))
error("!Invalid digit '%c' in destination phone number - at offset %d of option %d from \"%s\": %s",
*s,s-phone,optind,from,args[optind]);