summaryrefslogtreecommitdiff
path: root/test/aouttest.c
blob: 9a8eba303c27310c85eacb340f6e02b147e3a006 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
/*
 * test source file for assembling to a.out
 * build with:
 *    nasm -f aout aouttest.asm
 *    gcc -o aouttest aouttest.c aouttest.o
 * (assuming your gcc is a.out)
 */

#include <stdio.h>

extern int lrotate(long, int);
extern void greet(void);
extern char asmstr[];
extern void *selfptr;
extern void *textptr;
extern int integer, commvar;

int main(void) {

    printf("Testing lrotate: should get 0x00400000, 0x00000001\n");
    printf("lrotate(0x00040000, 4) = 0x%08lx\n", lrotate(0x40000,4));
    printf("lrotate(0x00040000, 14) = 0x%08lx\n", lrotate(0x40000,14));

    printf("This string should read `hello, world': `%s'\n", asmstr);

    printf("The integers here should be 1234, 1235 and 4321:\n");
    integer = 1234;
    commvar = 4321;
    greet();

    printf("These pointers should be equal: %p and %p\n",
	   &greet, textptr);

    printf("So should these: %p and %p\n", selfptr, &selfptr);
}