/* Also test for the top and bottom of the history file. */
+/* Display a buffer */
+void show(buf b)
+{
+ printf("%s", b.array);
+}
+
+
+
+/* Enter a char into a buffer and display the buffer array. */
+buf set(buf b, int i)
+{
+ if ( (b.index < 80) )
+ {
+ b.array[b.index] = i;
+ b.index += 1 ;
+ }
+ else
+ {
+ memset(b.array[0], 0, sizeof(b.array) );
+ b.array[0] = i;
+ b.index += 1 ;
+ }
+
+ show(b);
+ return b;
+
+}
+
+
+
/* Move up in history list. */
-buf up(int i)
+buf up(buf b)
{
/* Move down in history list. */
-buf down(int i)
+buf down(buf b)
{
}
+/* Find if a number is in a given range. */
+int range(int rstart, int rend, int i)
+{
+ if ( (rstart <= i) && (i <= rend) ) return 1;
+ else return 0;
+
+}
+
+
+/* Assign a type depending on the range that a */
+/* number is in. */
+int type(int i)
+{
+ int ret;
+
+ if ( range(0, 9, i) == 1 ) ret = 1;
+ else if ( range(10, 10, i) == 1 ) ret = 2;
+ else if ( range(27, 27, i) == 1 ) ret = 3;
+ else if ( range(32, 126, i) == 1 ) ret = 4;
+ else if ( range(127, 127, i) == 1 ) ret = 5;
+ else ret = 6;
+
+ return ret;
+
+}
+
/* Function for special key combinations */
/* (Ctrl, Alt, function keys. */
-int spec(int i)
+void spec(void)
{
-
-
+ int j = getch();
+
+ if ( ( j == 65 ) ) printf("Up ");
+ else if ( ( j == 66 ) ) printf("Down ");
+ else if ( ( j == 67 ) ) printf("Right ");
+ else if ( ( j == 68 ) ) printf("Left ");
+
}