case_u.c

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/* Routine to convert all lower case characters in the string c up through
 * the nth character to upper case.
 * rkh 12/92 */
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
 
void case_u(c, c_s, n)
char *c;   
int c_s;
long int *n;
{
  static long int i, i_, _fst;
 
  for( i = 1, _fst=1; (i <= *n) || _fst; i++, _fst=0 )
  {
    i_ = i - 1;
    if( c[i - 1] >= 'a' && c[i - 1] <= 'z' )
    {
      c[i - 1] = (( c[i - 1] ) - 32);
    }
  }
  return;
}