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Update printing in hex format to be more straight-forward

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This commit is contained in:
Aaron Lindsay 2012-09-10 23:59:30 -04:00
parent a7bd2c8ae6
commit b531496f8e
1 changed files with 6 additions and 15 deletions
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21
kernel/print.c
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@ -45,26 +45,17 @@ void puti(int i)
} }
void putx(unsigned int i) { void putx(unsigned int i) {
unsigned int left = i; int j;
char buf[1 << (sizeof(int)*8) / 16];
char *p = buf;
puts("0x"); puts("0x");
if (!i)
putc('0');
while (left) { for (j = 0; j < 8; j++) {
unsigned int remainder = left % 16; unsigned int toprint = (i >> (4*(7-j))) & 0xf;
left /= 16; if (toprint < 10)
if (remainder < 10) putc(('0'-0) + toprint);
*p = ('0'-0) + remainder;
else else
*p = ('a'-10) + remainder; putc(('a'-10) + toprint);
p++;
} }
while (p-- != buf)
putc(*p);
} }
int print(char *fmt, ...) { int print(char *fmt, ...) {