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ucrtbase: Handle the C99 'z' size_t specifier for integers. 

Signed-off-by: Martin Storsjo <martin@martin.st>
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Martin Storsjo 2015-11-03 20:40:40 +02:00 committed by Alexandre Julliard
parent 494572ed4d
commit 4a79e54917
3 changed files with 33 additions and 0 deletions
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4
dlls/msvcrt/printf.h
View File

@ -473,6 +473,10 @@ int FUNC_NAME(pf_printf)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx, const API
flags.IntegerNative = *p++;
} else if(*p == 'w')
flags.WideString = *p++;
#if _MSVCR_VER >= 140
else if(*p == 'z')
flags.IntegerNative = *p++;
#endif
else if((*p == 'F' || *p == 'N') && legacy_msvcrt_compat)
p++; /* ignore */
else

5
dlls/msvcrt/tests/printf.c
View File

@ -321,6 +321,11 @@ static void test_sprintf( void )
ok(!strcmp(buffer,"D"),"I64D failed: %s\n",buffer);
ok( r==1, "return count wrong\n");
format = "%zx";
r = sprintf(buffer,format,1);
ok(!strcmp(buffer, "zx"), "Problem with \"z\" interpretation\n");
ok( r==2, "return count wrong\n");
format = "% d";
r = sprintf(buffer,format,1);
ok(!strcmp(buffer, " 1"),"Problem with sign place-holder: '%s'\n",buffer);

24
dlls/ucrtbase/tests/printf.c
View File

@ -423,6 +423,29 @@ static void test_printf_legacy_three_digit_exp(void)
ok(!strcmp(buf, "1.230000E+123"), "buf = %s\n", buf);
}
static void test_printf_c99(void)
{
char buf[20];
/* The msvcrt compatibility flag doesn't affect whether 'z' is interpreted
* as size_t size for integers. */
if (sizeof(void*) == 8) {
vsprintf_wrapper(0, buf, sizeof(buf), "%zx %d",
(size_t) 0x12345678123456, 1);
ok(!strcmp(buf, "12345678123456 1"), "buf = %s\n", buf);
vsprintf_wrapper(UCRTBASE_PRINTF_LEGACY_MSVCRT_COMPATIBILITY,
buf, sizeof(buf), "%zx %d", (size_t) 0x12345678123456, 1);
ok(!strcmp(buf, "12345678123456 1"), "buf = %s\n", buf);
} else {
vsprintf_wrapper(0, buf, sizeof(buf), "%zx %d",
(size_t) 0x123456, 1);
ok(!strcmp(buf, "123456 1"), "buf = %s\n", buf);
vsprintf_wrapper(UCRTBASE_PRINTF_LEGACY_MSVCRT_COMPATIBILITY,
buf, sizeof(buf), "%zx %d", (size_t) 0x123456, 1);
ok(!strcmp(buf, "123456 1"), "buf = %s\n", buf);
}
}
START_TEST(printf)
{
if (!init()) return;
@ -434,4 +457,5 @@ START_TEST(printf)
test_printf_legacy_wide();
test_printf_legacy_msvcrt();
test_printf_legacy_three_digit_exp();
test_printf_c99();
}