https://git.reactos.org/?p=reactos.git;a=commitdiff;h=7e3826786eaec6f54cf6f2be1831dc9f106320a6
commit 7e3826786eaec6f54cf6f2be1831dc9f106320a6 Author: Katayama Hirofumi MZ <[email protected]> AuthorDate: Tue Apr 16 11:10:00 2019 +0900 Commit: Katayama Hirofumi MZ <[email protected]> CommitDate: Tue Apr 16 11:10:00 2019 +0900 [KERNEL32] Era first year is GANNEN --- dll/win32/kernel32/winnls/string/japanese.c | 40 ++++++++++++++++++++++++++++- dll/win32/kernel32/winnls/string/japanese.h | 1 + dll/win32/kernel32/winnls/string/lcformat.c | 8 ++++++ 3 files changed, 48 insertions(+), 1 deletion(-) diff --git a/dll/win32/kernel32/winnls/string/japanese.c b/dll/win32/kernel32/winnls/string/japanese.c index c3719f51f2..2edbdaeb88 100644 --- a/dll/win32/kernel32/winnls/string/japanese.c +++ b/dll/win32/kernel32/winnls/string/japanese.c @@ -53,6 +53,44 @@ static INT JapaneseEra_Compare(const void *e1, const void *e2) return 0; } +BOOL JapaneseEra_IsFirstYearGannen(void) +{ +#ifdef DONT_USE_REGISTRY + return TRUE; +#else + HANDLE KeyHandle; + DWORD dwIndex; + WCHAR szName[32], szValue[32]; + static BOOL s_bIsCached = FALSE, s_bFirstIsGannen = TRUE; + + if (s_bIsCached) + return s_bFirstIsGannen; + + KeyHandle = NLS_RegOpenKey(NULL, L"\\Registry\\Machine\\System\\" + L"CurrentControlSet\\Control\\Nls\\Calendars\\Japanese"); + if (!KeyHandle) + return TRUE; + + for (dwIndex = 0; dwIndex < 16; ++dwIndex) + { + if (!NLS_RegEnumValue(KeyHandle, dwIndex, szName, sizeof(szName), + szValue, sizeof(szValue))) + { + break; + } + + if (lstrcmpiW(szName, L"InitialEraYear") == 0) + { + s_bFirstIsGannen = (szValue[0] == 0x5143); + s_bIsCached = TRUE; + break; + } + } + + return s_bFirstIsGannen; +#endif +} + /* * SEE ALSO: * https://en.wikipedia.org/wiki/Japanese_era_name @@ -61,7 +99,7 @@ static INT JapaneseEra_Compare(const void *e1, const void *e2) static PCJAPANESE_ERA JapaneseEra_Load(DWORD *pdwCount) { #ifndef DONT_USE_REGISTRY - HANDLE KeyHandle = NULL; + HANDLE KeyHandle; DWORD dwIndex; WCHAR szName[128], szValue[128]; JAPANESE_ERA *pEntry; diff --git a/dll/win32/kernel32/winnls/string/japanese.h b/dll/win32/kernel32/winnls/string/japanese.h index 747ee136ed..a4829bea69 100644 --- a/dll/win32/kernel32/winnls/string/japanese.h +++ b/dll/win32/kernel32/winnls/string/japanese.h @@ -18,4 +18,5 @@ typedef struct JAPANESE_ERA } JAPANESE_ERA, *PJAPANESE_ERA; typedef const JAPANESE_ERA *PCJAPANESE_ERA; +BOOL JapaneseEra_IsFirstYearGannen(void); PCJAPANESE_ERA JapaneseEra_Find(const SYSTEMTIME *pst OPTIONAL); diff --git a/dll/win32/kernel32/winnls/string/lcformat.c b/dll/win32/kernel32/winnls/string/lcformat.c index 8d85351190..441c41b221 100644 --- a/dll/win32/kernel32/winnls/string/lcformat.c +++ b/dll/win32/kernel32/winnls/string/lcformat.c @@ -625,7 +625,15 @@ static INT NLS_GetDateTimeFormatW(LCID lcid, DWORD dwFlags, { count = 2; } + dwVal = lpTime->wYear - pEra->wYear + 1; + + if (dwVal == 1 && JapaneseEra_IsFirstYearGannen()) + { + // Gan of 'Gannen' + buff[0] = 0x5143; + buff[1] = 0; + } szAdd = buff; break; }
