From c26ab1ef1c1129198695edf2212774a084147228 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 26 Apr 2011 15:55:58 +0000
Subject: * transcode.c (econv_opts): add newline option.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31356 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 transcode.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'transcode.c')

diff --git a/transcode.c b/transcode.c
index 92ebf99b4a..fbc7c5aecd 100644
--- a/transcode.c
+++ b/transcode.c
@@ -26,6 +26,9 @@ static VALUE sym_xml, sym_text, sym_attr;
 static VALUE sym_universal_newline;
 static VALUE sym_crlf_newline;
 static VALUE sym_cr_newline;
+#ifdef ENABLE_ECONV_NEWLINE_OPTION
+static VALUE sym_newline, sym_universal, sym_crlf, sym_cr, sym_lf;
+#endif
 static VALUE sym_partial_input;
 
 static VALUE sym_invalid_byte_sequence;
@@ -2468,6 +2471,32 @@ econv_opts(VALUE opt, int ecflags)
         }
     }
 
+#ifdef ENABLE_ECONV_NEWLINE_OPTION
+    v = rb_hash_aref(opt, sym_newline);
+    if (!NIL_P(v)) {
+	ecflags &= ~ECONV_NEWLINE_DECORATOR_MASK;
+	if (v == sym_universal) {
+	    ecflags |= ECONV_UNIVERSAL_NEWLINE_DECORATOR;
+	}
+	else if (v == sym_crlf) {
+	    ecflags |= ECONV_CRLF_NEWLINE_DECORATOR;
+	}
+	else if (v == sym_cr) {
+	    ecflags |= ECONV_CR_NEWLINE_DECORATOR;
+	}
+	else if (v == sym_lf) {
+	    /* ecflags |= ECONV_LF_NEWLINE_DECORATOR; */
+	}
+	else if (SYMBOL_P(v)) {
+	    rb_raise(rb_eArgError, "unexpected value for newline option: %s",
+		     rb_id2name(SYM2ID(v)));
+	}
+	else {
+	    rb_raise(rb_eArgError, "unexpected value for newline option");
+	}
+    }
+    else
+#endif
     {
 	int setflags = 0, newlineflag = 0;
 
@@ -4324,6 +4353,14 @@ Init_transcode(void)
     sym_cr_newline = ID2SYM(rb_intern("cr_newline"));
     sym_partial_input = ID2SYM(rb_intern("partial_input"));
 
+#ifdef ENABLE_ECONV_NEWLINE_OPTION
+    sym_newline = ID2SYM(rb_intern("newline"));
+    sym_universal = ID2SYM(rb_intern("universal"));
+    sym_crlf = ID2SYM(rb_intern("crlf"));
+    sym_cr = ID2SYM(rb_intern("cr"));
+    sym_lf = ID2SYM(rb_intern("lf"));
+#endif
+
     rb_define_method(rb_cString, "encode", str_encode, -1);
     rb_define_method(rb_cString, "encode!", str_encode_bang, -1);
 
-- 
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