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* regenc.c (onigenc_not_support_case_map): Rewrite to work correctly

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in ASCII range.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55299 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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duerst 2016-06-07 00:26:41 +00:00
parent c25fa0fa9e
commit c8c9eff25c
2 changed files with 31 additions and 3 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Tue Jun 7 09:26:37 2016 Martin Duerst <duerst@it.aoyama.ac.jp>
* regenc.c (onigenc_not_support_case_map): Rewrite to work correctly
in ASCII range.
Mon Jun 6 23:00:00 2016 Kazuhiro NISHIYAMA <zn@mbf.nifty.com>
* appveyor.yml: Update libressl version to 2.3.5.

29
regenc.c
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@ -578,10 +578,33 @@ onigenc_not_support_get_ctype_code_range(OnigCtype ctype ARG_UNUSED,
#ifdef ONIG_CASE_MAPPING
extern int
onigenc_not_support_case_map (OnigCaseFoldType* flagP, const OnigUChar** pp, const OnigUChar* end, OnigUChar* to, OnigUChar* to_end, const struct OnigEncodingTypeST* enc)
onigenc_not_support_case_map (OnigCaseFoldType* flagP, const OnigUChar** pp, const OnigUChar* end,
OnigUChar* to, OnigUChar* to_end, const struct OnigEncodingTypeST* enc)
{
fprintf(stderr, "Unimplemented case mapping functionality: onigenc_not_support_case_map\n");
return ONIG_NO_SUPPORT_CONFIG;
OnigCodePoint code;
OnigUChar *to_start = to;
OnigCaseFoldType flags = *flagP;
int codepoint_length;
to_end -= 4; /* longest possible length of a single character */
while (*pp<end && to<=to_end) {
codepoint_length = ONIGENC_PRECISE_MBC_ENC_LEN(enc, *pp, end);
if (codepoint_length < 0)
return codepoint_length; /* encoding invalid */
code = ONIGENC_MBC_TO_CODE(enc, *pp, end);
*pp += codepoint_length;
if (code>='a' && code<='z' && (flags&ONIGENC_CASE_UPCASE))
flags |= ONIGENC_CASE_MODIFIED, code += 'A'-'a';
else if (code>='A' && code<='Z' && (flags&(ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_FOLD)))
flags |= ONIGENC_CASE_MODIFIED, code += 'a'-'A';
to += ONIGENC_CODE_TO_MBC(enc, code, to);
if (flags & ONIGENC_CASE_TITLECASE) /* switch from titlecase to lowercase for capitalize */
flags ^= (ONIGENC_CASE_UPCASE|ONIGENC_CASE_DOWNCASE|ONIGENC_CASE_TITLECASE);
}
*flagP = flags;
return (int)(to-to_start);
}
#endif /* ONIG_CASE_MAPPING */