void str_append_cstr(str_t* a, const char* b)
{
size_t len = strlen(b);
str_reserve_extra(a, len);
memcpy(a->s + a->n, b, len);
a->n += len;
}
static void decode_seqname(seqenc_t* E, str_t* seqname)
{
seqname->n = 0;
unsigned char last = '\0';
size_t i = 0;
do {
str_reserve_extra(seqname, 2);
seqname->s[i] = \
cond_dist128_decode(E->ac, &E->d_ext_seqname, last);
last = seqname->s[i];
++seqname->n;
++i;
} while (last != '\0');
seqname->n = i - 1;
}
void str_append(str_t* a, const str_t* b)
{
str_reserve_extra(a, b->n);
memcpy(a->s + a->n, b->s, b->n);
a->n += b->n;
}
void str_append_char(str_t* a, char c)
{
str_reserve_extra(a, 1);
a->s[a->n++] = c;
}
