From da3489b0c2062d24cc401a040fccca9de86c2c2f Mon Sep 17 00:00:00 2001
From: VinceAle7082 <vinceale7082@gmail.com>
Date: Thu, 1 Aug 2024 20:06:44 +0200
Subject: [PATCH] Doesn't work
---
src/bootloader/stage2/stdio.c | 48 ++++++++++++++++++++++++++++++++++-
1 file changed, 47 insertions(+), 1 deletion(-)
diff --git a/src/bootloader/stage2/stdio.c b/src/bootloader/stage2/stdio.c
index 439bf8f..13b54c5 100644
--- a/src/bootloader/stage2/stdio.c
+++ b/src/bootloader/stage2/stdio.c
@@ -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)
{
@@ -162,5 +194,19 @@ 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;
}
\ No newline at end of file