VinceAle7082/XanvicOS
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Doesn't work

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Vincenzo Aleksey Brocato 2024-08-01 20:06:44 +02:00 committed by VinceAle7082
parent 726b08d95c
commit 3fbdaba8dc
1 changed files with 47 additions and 1 deletions
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46
src/bootloader/stage2/stdio.c
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@ -143,7 +143,39 @@ int* printf_number(int* argp, int length, bool sign, int radix)
case PRINTF_LENGTH_SHORT_SHORT:
case PRINTF_LENGTH_SHORT:
case PRINTF_LENGTH_LONG:
if (sign)
{
long int n = *(long int*)argp;
if (n < 0)
{
n = -n;
number_sign = -1;
}
number = (unsigned long long)n;
}
else
{
number = (*unsigned long int*)argp;
}
argp += 2;
break;
case PRINTF_LENGTH_LONG_LONG:
if (sign)
{
long long int n = *(long long int*)argp;
if (n < 0)
{
n = -n;
number_sign = -1;
}
number = (unsigned long long)n;
}
else
{
number = (*unsigned long long int *)argp;
}
argp += 4;
break;
case PRINTF_LENGTH_DEFAULT:
if (sign)
{
@ -163,4 +195,18 @@ int* printf_number(int* argp, int length, bool sign, int radix)
argp++;
break;
}
do
{
uint32_t rem = number % radix;
buffer[pos++] = g_HexChars[rem];
} while (number > 0);
if (sign && number_sign < 0)
{
buffer[pos++] = '-';
}
while (--pos >= 0)
putc(buffer[pos]);
return argp;
}