msvcrt: Fix mbstowcs with empty strings.

Signed-off-by: Akihiro Sagawa <sagawa.aki@gmail.com>
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Akihiro Sagawa 2017-08-04 23:06:39 +09:00 committed by Alexandre Julliard
parent 82bf4edf36
commit 967fb744e4
2 changed files with 11 additions and 9 deletions

View File

@ -2278,6 +2278,7 @@ MSVCRT_size_t CDECL MSVCRT__mbstowcs_l(MSVCRT_wchar_t *wcstr, const char *mbstr,
size += (MSVCRT__isleadbyte_l((unsigned char)mbstr[size], locale) ? 2 : 1); size += (MSVCRT__isleadbyte_l((unsigned char)mbstr[size], locale) ? 2 : 1);
} }
if(size) {
size = MultiByteToWideChar(locinfo->lc_codepage, 0, size = MultiByteToWideChar(locinfo->lc_codepage, 0,
mbstr, size, wcstr, count); mbstr, size, wcstr, count);
if(!size) { if(!size) {
@ -2285,6 +2286,7 @@ MSVCRT_size_t CDECL MSVCRT__mbstowcs_l(MSVCRT_wchar_t *wcstr, const char *mbstr,
*MSVCRT__errno() = MSVCRT_EILSEQ; *MSVCRT__errno() = MSVCRT_EILSEQ;
return -1; return -1;
} }
}
if(size<count && wcstr) if(size<count && wcstr)
wcstr[size] = '\0'; wcstr[size] = '\0';

View File

@ -1900,7 +1900,7 @@ static void test_mbstowcs(void)
ok(!memcmp(wOut, wHiragana, sizeof(wHiragana)), "wOut = %s\n", wine_dbgstr_w(wOut)); ok(!memcmp(wOut, wHiragana, sizeof(wHiragana)), "wOut = %s\n", wine_dbgstr_w(wOut));
ret = mbstowcs(wOut, mEmpty, 6); ret = mbstowcs(wOut, mEmpty, 6);
todo_wine ok(ret == 0, "mbstowcs did not return 0, got %d\n", (int)ret); ok(ret == 0, "mbstowcs did not return 0, got %d\n", (int)ret);
ok(!memcmp(wOut, wEmpty, sizeof(wEmpty)), "wOut = %s\n", wine_dbgstr_w(wOut)); ok(!memcmp(wOut, wEmpty, sizeof(wEmpty)), "wOut = %s\n", wine_dbgstr_w(wOut));
ret = wcstombs(mOut, wHiragana, 6); ret = wcstombs(mOut, wHiragana, 6);
@ -1928,8 +1928,8 @@ static void test_mbstowcs(void)
ok(!memcmp(wOut, wHiragana, sizeof(wHiragana)), "wOut = %s\n", wine_dbgstr_w(wOut)); ok(!memcmp(wOut, wHiragana, sizeof(wHiragana)), "wOut = %s\n", wine_dbgstr_w(wOut));
err = pmbstowcs_s(&ret, wOut, 6, mEmpty, _TRUNCATE); err = pmbstowcs_s(&ret, wOut, 6, mEmpty, _TRUNCATE);
todo_wine ok(err == 0, "err = %d\n", err); ok(err == 0, "err = %d\n", err);
todo_wine ok(ret == 1, "mbstowcs_s did not return 1, got %d\n", (int)ret); ok(ret == 1, "mbstowcs_s did not return 1, got %d\n", (int)ret);
ok(!memcmp(wOut, wEmpty, sizeof(wEmpty)), "wOut = %s\n", wine_dbgstr_w(wOut)); ok(!memcmp(wOut, wEmpty, sizeof(wEmpty)), "wOut = %s\n", wine_dbgstr_w(wOut));
err = pmbstowcs_s(&ret, NULL, 0, mHiragana, 1); err = pmbstowcs_s(&ret, NULL, 0, mHiragana, 1);