diff options
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -1712,6 +1712,18 @@ appendline(rb_io_t *fptr, int delim, const char *rsptr, int rslen, VALUE *strp, if (c != EOF) { RSTRING_PTR(str)[last++] = c; } + if (limit > 0 && limit == pending) { + char *p = fptr->rbuf+fptr->rbuf_off; + char *pp = p + limit; + char *pl = rb_enc_left_char_head(p, pp, io_read_encoding(fptr)); + + if (pl < pp) { + int diff = pp - pl; + pending -= diff; + limit = pending; + rb_str_set_len(str, RSTRING_LEN(str)-diff); + } + } read_buffered_data(RSTRING_PTR(str) + last, pending, fptr); /* must not fail */ limit -= pending; *lp = limit; |