[2082] * kern/misc.c (grub_ltoa): New function.

[David S. Miller]

Revision: 2082
          http://svn.sv.gnu.org/viewvc/?view=rev&root=grub&revision=2082
Author:   davem
Date:     2009-04-11 11:48:34 +0000 (Sat, 11 Apr 2009)
Log Message:
-----------
        * kern/misc.c (grub_ltoa): New function.
        (grub_vsprintf): Use it to format 'long' integers.

Modified Paths:
--------------
    trunk/grub2/ChangeLog
    trunk/grub2/kern/misc.c

Modified: trunk/grub2/ChangeLog
===================================================================
--- trunk/grub2/ChangeLog       2009-04-11 09:40:39 UTC (rev 2081)
+++ trunk/grub2/ChangeLog       2009-04-11 11:48:34 UTC (rev 2082)
@@ -33,6 +33,9 @@
        * boot/sparc64/ieee1275/boot.S: Likewise.
        * boot/sparc64/ieee1275/diskboot.S: Likewise.
 
+       * kern/misc.c (grub_ltoa): New function.
+       (grub_vsprintf): Use it to format 'long' integers.
+
 2009-04-10  David S. Miller  <address@hidden>
 
        * disk/ieee1275/nand.c (grub_nand_open): All ieee1275 call arg

Modified: trunk/grub2/kern/misc.c
===================================================================
--- trunk/grub2/kern/misc.c     2009-04-11 09:40:39 UTC (rev 2081)
+++ trunk/grub2/kern/misc.c     2009-04-11 11:48:34 UTC (rev 2082)
@@ -590,6 +590,31 @@
   return p;
 }
 
+static char *
+grub_ltoa (char *str, int c, unsigned long n)
+{
+  unsigned long base = (c == 'x') ? 16 : 10;
+  char *p;
+
+  if ((long) n < 0 && c == 'd')
+    {
+      n = (unsigned) (-((long) n));
+      *str++ = '-';
+    }
+
+  p = str;
+  do
+    {
+      unsigned long d = n % base;
+      *p++ = (d > 9) ? d + 'a' - 10 : d + '0';
+    }
+  while (n /= base);
+  *p = 0;
+
+  grub_reverse (str);
+  return p;
+}
+
 /* Divide N by D, return the quotient, and store the remainder in *R.  */
 grub_uint64_t
 grub_divmod64 (grub_uint64_t n, grub_uint32_t d, grub_uint32_t *r)
@@ -790,12 +815,14 @@
                  ll = va_arg (args, long long);
                  grub_lltoa (tmp, c, ll);
                }
+             else if (longfmt)
+               {
+                 long l = va_arg (args, long);
+                 grub_ltoa (tmp, c, l);
+               }
              else
                {
-                 if (longfmt)
-                   n = va_arg (args, long);
-                 else
-                   n = va_arg (args, int);
+                 n = va_arg (args, int);
                  grub_itoa (tmp, c, n);
                }
              if (! rightfill && grub_strlen (tmp) < format1)