23 lines
438 B
C
23 lines
438 B
C
#include <stdio.h>
|
|
#include <unistd.h>
|
|
|
|
extern int add(int, int);
|
|
extern int gettid(void);
|
|
|
|
int main(void)
|
|
{
|
|
int result = add(2, 2);
|
|
/* write(1, "from helloworld", 15); */
|
|
printf("Hello, World! 2+2=");
|
|
char buffer[10];
|
|
for (int i = 0; i < 10; i++ ) buffer[i] = 0;
|
|
buffer[0] = '0' + result;
|
|
puts(buffer);
|
|
|
|
// requires posix-process, process and thread ids
|
|
puts("Attempting gettid()");
|
|
printf("tid=%d\n", gettid());
|
|
|
|
return 0;
|
|
}
|