ladybird/Userland/ln.cpp
Andreas Kling 7d288aafb2 Kernel: Add link() syscall to create hard links.
This accidentally grew into a little bit of VFS cleanup as well.

Also add a simple /bin/ln implementation to exercise it.
2019-02-21 13:26:40 +01:00

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C++

#include <stdio.h>
#include <errno.h>
#include <unistd.h>
int main(int argc, char** argv)
{
if (argc != 3) {
fprintf(stderr, "usage: ln <old-path> <new-path>\n");
return 1;
}
int rc = link(argv[1], argv[2]);
if (rc < 0) {
perror("link");
return 1;
}
return 0;
}