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From c482ec700b2ba4b1fabccaa5848cccae466d3a12 Mon Sep 17 00:00:00 2001
From: Paulo Flabiano Smorigo <pfsmorigo@br.ibm.com>
Date: Tue, 27 Nov 2012 16:58:39 -0200
Subject: [PATCH 24/90] Add %X option to printf functions.

---
 grub-core/kern/misc.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/grub-core/kern/misc.c b/grub-core/kern/misc.c
index 6bb0351..81be344 100644
--- a/grub-core/kern/misc.c
+++ b/grub-core/kern/misc.c
@@ -587,7 +587,7 @@ grub_divmod64 (grub_uint64_t n, grub_uint64_t d, grub_uint64_t *r)
 static inline char *
 grub_lltoa (char *str, int c, unsigned long long n)
 {
-  unsigned base = (c == 'x') ? 16 : 10;
+  unsigned base = ((c == 'x') || (c == 'X')) ? 16 : 10;
   char *p;
 
   if ((long long) n < 0 && c == 'd')
@@ -602,7 +602,7 @@ grub_lltoa (char *str, int c, unsigned long long n)
     do
       {
 	unsigned d = (unsigned) (n & 0xf);
-	*p++ = (d > 9) ? d + 'a' - 10 : d + '0';
+	*p++ = (d > 9) ? d + ((c == 'x') ? 'a' : 'A') - 10 : d + '0';
       }
     while (n >>= 4);
   else
@@ -675,6 +675,7 @@ parse_printf_args (const char *fmt0, struct printf_args *args,
 	{
 	case 'p':
 	case 'x':
+	case 'X':
 	case 'u':
 	case 'd':
 	case 'c':
@@ -761,6 +762,7 @@ parse_printf_args (const char *fmt0, struct printf_args *args,
       switch (c)
 	{
 	case 'x':
+	case 'X':
 	case 'u':
 	  args->ptr[curn].type = UNSIGNED_INT + longfmt;
 	  break;
@@ -899,6 +901,7 @@ grub_vsnprintf_real (char *str, grub_size_t max_len, const char *fmt0,
 	  c = 'x';
 	  /* Fall through. */
 	case 'x':
+	case 'X':
 	case 'u':
 	case 'd':
 	  {
-- 
2.9.3