The width and precision of the printf() function refer to the number of
characters not to the number of bytes printed.
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
v2:
use library function utf16_utf8_strncpy() for string16()
---
lib/vsprintf.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 5abf734750..4213441fbf 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -280,18 +280,13 @@ static char *string16(char *buf, char *end, u16 *s, int
field_width,
int precision, int flags)
{
u16 *str = s ? s : L"<NULL>";
- int utf16_len = u16_strnlen(str, precision);
- u8 utf8[utf16_len * MAX_UTF8_PER_UTF16];
- int utf8_len, i;
-
- utf8_len = utf16_to_utf8(utf8, str, utf16_len) - utf8;
+ ssize_t len = utf16_strnlen(str, precision);
if (!(flags & LEFT))
- while (utf8_len < field_width--)
+ for (; len < field_width; --field_width)
ADDCH(buf, ' ');
- for (i = 0; i < utf8_len; ++i)
- ADDCH(buf, utf8[i]);
- while (utf8_len < field_width--)
+ utf16_utf8_strncpy(&buf, str, len);
+ for (; len < field_width; --field_width)
ADDCH(buf, ' ');
return buf;
}
--
2.18.0
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