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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.
This commit is contained in:
Andreas Kling 2019-02-21 13:26:40 +01:00
parent b6115ee5b7
commit 7d288aafb2
13 changed files with 138 additions and 93 deletions

18
Userland/ln.cpp Normal file
View file

@ -0,0 +1,18 @@
#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;
}