static METHOD knh__String_opSub(Ctx *ctx, knh_sfp_t *sfp)
{
knh_bytes_t base = knh_String_tobytes(sfp[0].s);
knh_bytes_t t = knh_String_tobytes(sfp[1].s);
knh_uchar_t c = t.buf[0];
knh_cwb_t cwbbuf, *cwb = knh_cwb_open(ctx, &cwbbuf);
size_t i;
for(i = 0; i < base.len; i++) {
if(base.buf[i] == c) {
size_t j;
for(j = 1; j < t.len; j++) {
if(base.buf[i+j] != t.buf[j]) break;
}
if(j == t.len) {
i += t.len - 1;
continue;
}
}
knh_Bytes_putc(ctx, cwb->ba, base.buf[i]);
}
if(base.len == knh_cwb_size(cwb)) {
knh_cwb_close(cwb);
KNH_RETURN(ctx, sfp, sfp[0].o);
}
else {
KNH_RETURN(ctx, sfp, knh_cwb_newString(ctx, cwb));
}
}
knh_String_t* knh_InputStream_readLine(Ctx *ctx, knh_InputStream_t *in)
{
int ch;
knh_cwb_t cwbbuf, *cwb = knh_cwb_open(ctx, &cwbbuf);
if(DP(in)->decNULL == NULL && in->dspi->getCharset != NULL) {
char *charset = (char*)in->dspi->getCharset(ctx, DP(in)->fd);
if(charset != NULL) {
knh_InputStream_setCharset(ctx, in, new_StringDecoderNULL(ctx, B(charset), NULL));
}
}
while((ch = knh_InputStream_getc(ctx, in)) != EOF) {
if(ch == '\r') {
DP(in)->prev = ch;
goto L_TOSTRING;
}
else if(ch == '\n') {
if(DP(in)->prev == '\r') continue;
DP(in)->prev = ch;
goto L_TOSTRING;
}
else {
knh_Bytes_putc(ctx, cwb->ba, ch);
}
}
L_TOSTRING:;
if(knh_cwb_size(cwb) != 0) {
if(DP(in)->decNULL == NULL) {
return knh_cwb_newString(ctx, cwb);
}
else {
return knh_cwb_newStringDECODE(ctx, cwb, DP(in)->decNULL);
}
}
return KNH_TNULL(String);
}
