minor tweaks

Author: fsaadatmand

chapter08/8-1.c

@@ -2,10 +2,12 @@
  * Exercise 8-1. Rewrite the program cat from Chapter 7 using read, write, open
  * and close instead of their standard library equivalents. Perform experiments
  * to determine the relative speeds of the two version.
- * Note: this version of cat is faster.
+ *
  * By Faisal Saadatmand
  */
 
+ /* Note: this version of cat is faster */
+
 #include <unistd.h>                    /* for read and write */
 #include <fcntl.h>                     /* for open and close */
 #include <stdio.h>                     /* also needed for BUFSIZ */

chapter08/8-2.c

@@ -1,6 +1,7 @@
 /*
  * Exercise 8-2. Rewrite fopen and _fillbuf with fields instead of explicit bit
  * operations. Compare code size and execution speed.
+ *
  * By Faisal Saadatmand
  */
 

chapter08/8-8.c

@@ -195,8 +195,8 @@ int main(void)
 		printf("*** Add array's memory block to free list ***\n");
 		nblocks++;
 		for (p = &base, i = 1; i <= nblocks; p = p->s.ptr, i++)
-			printf("block %i (address: %p size: %u ptr: %p)\n"
-					, i, p, p->s.size, p->s.ptr);
+			printf("block %i (address: %p size: %u ptr: %p)\n", i, (void *) p,
+					p->s.size, (void *) p->s.ptr);
 		printf("\n");
 	}
 
@@ -206,8 +206,8 @@ int main(void)
 	else {
 		printf("*** allocate freed memory with knr_malloc ***\n");
 		for (p = &base, i = 1; i <= nblocks; p = p->s.ptr, i++)
-			printf("block %i (address: %p size: %u ptr: %p)\n"
-					, i, p, p->s.size, p->s.ptr);
+			printf("block %i (address: %p size: %u ptr: %p)\n", i, (void *) p,
+					p->s.size, (void *) p->s.ptr);
 		printf("\n");
 	}