arch/alpha/lib/srm_printk.c

   1 /*
   2  *      arch/alpha/lib/srm_printk.c
   3  */
   4
   5 #include <linux/kernel.h>
   6 #include <asm/console.h>
   7
   8 long
   9 srm_printk(const char *fmt, ...)
  10 {
  11         static char buf[1024];
  12         va_list args;
  13         long len, num_lf;
  14         char *src, *dst;
  15
  16         va_start(args, fmt);
  17         len = vsprintf(buf, fmt, args);
  18         va_end(args);
  19
  20         /* count number of linefeeds in string: */
  21
  22         num_lf = 0;
  23         for (src = buf; *src; ++src) {
  24                 if (*src == '\n') {
  25                         ++num_lf;
  26                 }
  27         }
  28
  29         if (num_lf) {
  30                 /* expand each linefeed into carriage-return/linefeed: */
  31                 for (dst = src + num_lf; src >= buf; ) {
  32                         if (*src == '\n') {
  33                                 *dst-- = '\r';
  34                         }
  35                         *dst-- = *src--;
  36                 }
  37         }
  38
  39         srm_puts(buf, num_lf+len);
  40         return len;
  41 }