1 /* 2 * test source file for assembling to COFF 3 * build with (under DJGPP, for example): 4 * yasm -f coff cofftest.asm 5 * gcc -o cofftest cofftest.c cofftest.o 6 */ 7 8 #include <stdio.h> 9 10 extern int lrotate(long, int); 11 extern void greet(void); 12 extern char asmstr[]; 13 extern void *selfptr; 14 extern void *textptr; 15 extern int integer, commvar; 16 17 int main(void) { 18 19 printf("Testing lrotate: should get 0x00400000, 0x00000001\n"); 20 printf("lrotate(0x00040000, 4) = 0x%08lx\n", lrotate(0x40000,4)); 21 printf("lrotate(0x00040000, 14) = 0x%08lx\n", lrotate(0x40000,14)); 22 23 printf("This string should read `hello, world': `%s'\n", asmstr); 24 25 printf("The integers here should be 1234, 1235 and 4321:\n"); 26 integer = 1234; 27 commvar = 4321; 28 greet(); 29 30 printf("These pointers should be equal: %p and %p\n", 31 &greet, textptr); 32 33 printf("So should these: %p and %p\n", selfptr, &selfptr); 34 } 35
