diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-08-15 01:15:22 +0000 |
---|---|---|
committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-08-15 01:15:22 +0000 |
commit | cfa7550b6680fac48fcdc9d5c80dadeb71186dae (patch) | |
tree | f44e463ccda8fdcebc4944d9709ad122747ab558 /io.c | |
parent | 14470aa6dbf4d99bc8e0484e1334c2c6d5e68fc3 (diff) | |
download | ruby-cfa7550b6680fac48fcdc9d5c80dadeb71186dae.tar.gz |
io.c: read more data
* io.c (rb_io_each_codepoint): read more data when read partially.
[ruby-core:70379] [Bug #11444]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51583 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -3763,8 +3763,25 @@ rb_io_each_codepoint(VALUE io) rb_yield(UINT2NUM(c)); } else if (MBCLEN_INVALID_P(r)) { + invalid: rb_raise(rb_eArgError, "invalid byte sequence in %s", rb_enc_name(enc)); } + else if (MBCLEN_NEEDMORE_P(r)) { + char cbuf[8], *p = cbuf; + int more = MBCLEN_NEEDMORE_LEN(r); + if (more > numberof(cbuf)) goto invalid; + more += n = fptr->rbuf.len; + if (more > numberof(cbuf)) goto invalid; + while ((n = (int)read_buffered_data(p, more, fptr)) > 0 && + (p += n, (more -= n) > 0)) { + if (io_fillbuf(fptr) < 0) goto invalid; + if ((n = fptr->rbuf.len) > more) n = more; + } + r = rb_enc_precise_mbclen(cbuf, p, enc); + if (!MBCLEN_CHARFOUND_P(r)) goto invalid; + c = rb_enc_codepoint(cbuf, p, enc); + rb_yield(UINT2NUM(c)); + } else { continue; } |