From 6079156400349fde810e7a5e7a52b81344e04b85 Mon Sep 17 00:00:00 2001 From: akr Date: Sun, 17 Aug 2008 04:25:56 +0000 Subject: * include/ruby/encoding.h (rb_econv_putbackable): declared. (rb_econv_putback): ditto. * transcode.c (rb_econv_putbackable): implemented. (rb_econv_putback): ditto. * io.c (io_getc): put back bytes if possible. git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@18670 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- transcode.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'transcode.c') diff --git a/transcode.c b/transcode.c index ed16eb3b0..35547d100 100644 --- a/transcode.c +++ b/transcode.c @@ -1202,6 +1202,20 @@ rb_econv_close(rb_econv_t *ec) xfree(ec); } +int +rb_econv_putbackable(rb_econv_t *ec) +{ + return ec->elems[0].tc->readagain_len; +} + +void +rb_econv_putback(rb_econv_t *ec, unsigned char *p, int n) +{ + rb_transcoding *tc = ec->elems[0].tc; + memcpy(p, TRANSCODING_READBUF(tc) + tc->recognized_len, n); + tc->readagain_len -= n; +} + static VALUE make_econv_exception(rb_econv_t *ec) { -- cgit