src/user/ln.cc


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#include "ulib/stdio.h"
#include "ulib/stdlib.h"
#include "user/user.h"

int main(int argc, char *argv[])
{
    if (argc != 3)
    {
        printf("Usage: ln old new\n");
        exit(1);
    }
    if (link(argv[1], argv[2]) < 0)
    {
        printf("link %s %s failed\n", argv[1], argv[2]);
        exit(1);
    }
    exit(0);
}