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ucrtbase: Implement t and j printf length modifiers. 

Signed-off-by: Ambroz Bizjak <abizjak.pro@gmail.com>
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Ambrož Bizjak 2019-11-01 19:40:04 +01:00 committed by Alexandre Julliard
parent ef737598e6
commit 3b6b28bce5
2 changed files with 32 additions and 16 deletions
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6
dlls/msvcrt/printf.h
View File

@ -516,10 +516,14 @@ int FUNC_NAME(pf_printf)(FUNC_NAME(puts_clbk) pf_puts, void *puts_ctx, const API
} else if(*p == 'w')
flags.WideString = *p++;
#if _MSVCR_VER >= 140
else if(*p == 'z')
else if(*p == 'z' || *p == 't')
flags.IntegerNative = *p++;
else if(*p == 'T')
flags.NaturalString = *p++;
else if(*p == 'j') {
flags.IntegerDouble++;
p++;
}
#endif
else if((*p == 'F' || *p == 'N') && legacy_msvcrt_compat)
p++; /* ignore */

42
dlls/ucrtbase/tests/printf.c
View File

@ -24,6 +24,7 @@
#include <stdio.h>
#include <errno.h>
#include <math.h>
#include <inttypes.h>
#include "windef.h"
#include "winbase.h"
@ -637,24 +638,35 @@ static void test_printf_legacy_three_digit_exp(void)
static void test_printf_c99(void)
{
char buf[20];
char buf[30];
/* 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);
for (int i = 0; i < 2; i++) {
unsigned __int64 options = (i == 0) ? 0 :
UCRTBASE_PRINTF_LEGACY_MSVCRT_COMPATIBILITY;
/* z modifier accepts size_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%zx %d", SIZE_MAX, 1);
if (sizeof(size_t) == 8)
ok(!strcmp(buf, "ffffffffffffffff 1"), "buf = %s\n", buf);
else
ok(!strcmp(buf, "ffffffff 1"), "buf = %s\n", buf);
/* j modifier with signed format accepts intmax_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%jd %d", INTMAX_MIN, 1);
ok(!strcmp(buf, "-9223372036854775808 1"), "buf = %s\n", buf);
/* j modifier with unsigned format accepts uintmax_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%ju %d", UINTMAX_MAX, 1);
ok(!strcmp(buf, "18446744073709551615 1"), "buf = %s\n", buf);
/* t modifier accepts ptrdiff_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%td %d", PTRDIFF_MIN, 1);
if (sizeof(ptrdiff_t) == 8)
ok(!strcmp(buf, "-9223372036854775808 1"), "buf = %s\n", buf);
else
ok(!strcmp(buf, "-2147483648 1"), "buf = %s\n", buf);
}
}