From 87ef7c5530ae2e65c1485dd6d432f9c8c459f36e Mon Sep 17 00:00:00 2001 From: usa Date: Fri, 26 Sep 2008 02:07:19 +0000 Subject: * transcode.c, include/ruby/encoding.c (rb_transcode_convertible): new function. checking the existance of converter. git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@19565 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 26c57d039..1f0909cd3 100644 --- a/transcode.c +++ b/transcode.c @@ -2839,6 +2839,20 @@ econv_s_search_convpath(int argc, VALUE *argv, VALUE klass) return convpath; } +/* + * check the existance of converter. + * returns the count of the converting paths. + * result: >=0:success -1:failure + */ +int +rb_transcode_convertible(const char* from_encoding, const char* to_encoding) +{ + VALUE convpath = Qnil; + transcode_search_path(from_encoding, to_encoding, search_convpath_i, + &convpath); + return RTEST(convpath); +} + struct rb_econv_init_by_convpath_t { rb_econv_t *ec; int index; -- cgit