Tibor Nagy
50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/stat.h>
|
|
#include <unistd.h>
|
|
|
|
#include "test_helpers.h"
|
|
|
|
int main(void) {
|
|
printf("sizeof(struct stat): %ld\n", sizeof(struct stat));
|
|
|
|
struct stat buf;
|
|
|
|
// Stat for the inode
|
|
if (stat("unistd/link.c", &buf)) {
|
|
perror("stat");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
unsigned long inode = buf.st_ino;
|
|
printf("%ld\n", inode);
|
|
|
|
// Create the link
|
|
if (link("unistd/link.c", "link.out")) {
|
|
perror("link");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
// Make sure inodes match
|
|
if (stat("link.out", &buf)) {
|
|
perror("stat");
|
|
}
|
|
printf("%ld\n", inode);
|
|
printf("%ld\n", buf.st_ino);
|
|
if (inode != buf.st_ino) {
|
|
puts("Created file is not a link.");
|
|
printf("unistd/link.c inode: %ld\n", inode);
|
|
printf("link.out inode: %ld\n", buf.st_ino);
|
|
}
|
|
|
|
// Remove link
|
|
if (unlink("link.out")) {
|
|
perror("unlink");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
if (!stat("link.out", &buf) || errno != ENOENT) {
|
|
perror("stat");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
}
|