strmhz.c 1.1 KB

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  1. /*
  2. * (C) Copyright 2002-2006
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * See file CREDITS for list of people who contributed to this
  6. * project.
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License as
  10. * published by the Free Software Foundation; either version 2 of
  11. * the License, or (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. * MA 02111-1307 USA
  22. */
  23. #include <common.h>
  24. char *strmhz (char *buf, long hz)
  25. {
  26. long l, n;
  27. long m;
  28. n = DIV_ROUND(hz, 1000) / 1000L;
  29. l = sprintf (buf, "%ld", n);
  30. hz -= n * 1000000L;
  31. m = DIV_ROUND(hz, 1000L);
  32. if (m != 0)
  33. sprintf (buf + l, ".%03ld", m);
  34. return (buf);
  35. }