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* transcode.c (rb_trans_conv): find second last error.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18500 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2008-08-11 21:49:38 +00:00
parent 53fddace54
commit 425098de96
3 changed files with 21 additions and 4 deletions
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4
ChangeLog
View file

@ -1,3 +1,7 @@
Tue Aug 12 06:48:35 2008 Tanaka Akira <akr@fsij.org>
* transcode.c (rb_trans_conv): find second last error.
Tue Aug 12 00:43:44 2008 Tanaka Akira <akr@fsij.org>
* transcode_data.h (rb_trans_result_t): new type.

5
test/ruby/test_transcode.rb
View file

@ -298,6 +298,11 @@ class TestTranscode < Test::Unit::TestCase
"\xa1!".encode("utf-8", "euc-jp", :invalid=>:replace))
assert_equal("\uFFFD!",
"\x8f\xa1!".encode("utf-8", "euc-jp", :invalid=>:replace))
assert_equal("?",
"\xdc\x00".encode("EUC-JP", "UTF-16BE", :invalid=>:replace), "[ruby-dev:35776]")
assert_equal("ab?cd?ef",
"\0a\0b\xdc\x00\0c\0d\xdf\x00\0e\0f".encode("EUC-JP", "UTF-16BE", :invalid=>:replace))
end
def test_undef_replace

16
transcode.c
View file

@ -736,7 +736,7 @@ rb_trans_conv(rb_trans_t *ts,
int flags)
{
int i;
int start, err_index;
int start, err_index, no_error;
unsigned char empty_buf;
unsigned char *empty_ptr = &empty_buf;
@ -751,12 +751,20 @@ rb_trans_conv(rb_trans_t *ts,
output_stop = empty_ptr;
}
no_error = 1;
err_index = -1;
for (i = ts->num_trans-2; 0 <= i; i--) {
for (i = ts->num_trans-1; 0 <= i; i--) {
if (ts->elems[i].last_result == transcode_invalid_input ||
ts->elems[i].last_result == transcode_undefined_conversion) {
err_index = i;
break;
if (no_error) {
/* last error */
no_error = 0;
}
else {
/* second last error */
err_index = i;
break;
}
}
}