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- /*
- * Copyright (C) 1994, Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
- * the contents of this file may not be disclosed to third parties, copied or
- * duplicated in any form, in whole or in part, without the prior written
- * permission of Silicon Graphics, Inc.
- *
- * RESTRICTED RIGHTS LEGEND:
- * Use, duplication or disclosure by the Government is subject to restrictions
- * as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
- * and Computer Software clause at DFARS 252.227-7013, and/or in similar or
- * successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
- * rights reserved under the Copyright Laws of the United States.
- */
- /*
- * utils.c utility routines and functions like itoa
- */
-
- #include <string.h>
-
- void reverse(char s[])
- {
- int c, i, j;
-
- for (i=0, j = strlen(s)-1; i<j; i++, j--){
- c = s[i];
- s[i] = s[j];
- s[j] = c;
- }
- }
-
- void itoa (int n, char s[]) /* see K&R */
- {
- int i, sign;
-
- if (( sign = n) < 0)
- n = -n;
- i=0;
- do {
- s[i++] = n % 10 + '0';
- } while (( n /= 10) > 0);
- if (sign < 0)
- s[i++] = '-';
- s[i] = '\0';
- reverse(s);
- }
-
- void minmaxtorangeval(min,max,range,val)
- int min;
- int max;
- int *range;
- int *val;
- {
- /* min max to range val conversion: */
- *range = (max-min)/2;
- *val = (min+(*range));
- #ifdef DEBUG
- printf("min,max,range,val = %d %d %d %d \n", min, max, *range, *val);
- #endif
- }
-
- void rangevaltominmax(range,val,min,max)
- int range;
- int val;
- int *min;
- int *max;
- {
- /* range val to min max conversion: */
- *min = (val - range);
- *max = (val + range);
- #ifdef DEBUG
- printf("min,max,range,val = %d %d %d %d \n", *min, *max, range, val);
- #endif
- }
-
-