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authornaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-12 17:22:20 +0000
committernaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-12 17:22:20 +0000
commitacfebb41ddea04ded300bc1c1aedbf7ebebcf276 (patch)
tree6d208ca08010e32768aa876a1be60713410dd682 /regenc.h
parent1b60a978a2cb67a2ea5423d5bed3a1d6edbb2eaf (diff)
merge revision(s) 57816,57817: [Backport #13292]
fix UTF-32 valid_encoding? * enc/utf_32be.c (utf32be_mbc_enc_len): check arguments precisely. [ruby-core:79966] [Bug #13292] * enc/utf_32le.c (utf32le_mbc_enc_len): ditto. * regenc.h (UNICODE_VALID_CODEPOINT_P): predicate for valid Unicode codepoints. fix UTF-32 valid_encoding? * test/ruby/test_io_m17n.rb (TestIO_M17N#test_puts_widechar): do not use invalid codepoint. [ruby-core:79966] [Bug #13292] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@57935 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'regenc.h')
-rw-r--r--regenc.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/regenc.h b/regenc.h
index 10ca18c2a4..969e114bfd 100644
--- a/regenc.h
+++ b/regenc.h
@@ -186,6 +186,9 @@ ONIG_EXTERN int onigenc_unicode_apply_all_case_fold(OnigCaseFoldType flag, OnigA
#define UTF16_IS_SURROGATE_FIRST(c) (((c) & 0xfc) == 0xd8)
#define UTF16_IS_SURROGATE_SECOND(c) (((c) & 0xfc) == 0xdc)
#define UTF16_IS_SURROGATE(c) (((c) & 0xf8) == 0xd8)
+#define UNICODE_VALID_CODEPOINT_P(c) ( \
+ ((c) <= 0x10ffff) && \
+ !((c) < 0x10000 && UTF16_IS_SURROGATE((c) >> 8)))
#define ONIGENC_ISO_8859_1_TO_LOWER_CASE(c) \
OnigEncISO_8859_1_ToLowerCaseTable[c]