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AK: printf() should support %#x and %#o.

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This commit is contained in:
Andreas Kling 2019-03-27 01:29:07 +01:00
parent f2773e05e5
commit e2a24e5746
1 changed files with 17 additions and 1 deletions
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18
AK/printf.cpp
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@ -193,6 +193,7 @@ template<typename PutChFunc>
bool zeroPad = false;
unsigned fieldWidth = 0;
unsigned long_qualifiers = 0;
bool alternate_form = 0;
if (*p == '%' && *(p + 1)) {
one_more:
++p;
@ -214,7 +215,13 @@ one_more:
}
if (*p == 'l') {
++long_qualifiers;
goto one_more;
if (*(p + 1))
goto one_more;
}
if (*p == '#') {
alternate_form = true;
if (*(p + 1))
goto one_more;
}
switch( *p )
{
@ -247,10 +254,19 @@ one_more:
break;
case 'o':
if (alternate_form) {
putch(bufptr, '0');
++ret;
}
ret += print_octal_number(putch, bufptr, va_arg(ap, dword), leftPad, zeroPad, fieldWidth);
break;
case 'x':
if (alternate_form) {
putch(bufptr, '0');
putch(bufptr, 'x');
ret += 2;
}
ret += print_hex(putch, bufptr, va_arg(ap, dword), 8);
break;