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bsd-user: Implement link, linkat, unlink and unlinkat

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Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Jung-uk Kim <jkim@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Warner Losh 2022-06-12 08:18:48 -06:00
parent ab5fd2d969
commit 2d3b7e01d6
2 changed files with 70 additions and 0 deletions
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54
bsd-user/bsd-file.h
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@ -375,4 +375,58 @@ static abi_long do_bsd_renameat(abi_long arg1, abi_long arg2,
return ret;
}
/* link(2) */
static abi_long do_bsd_link(abi_long arg1, abi_long arg2)
{
abi_long ret;
void *p1, *p2;
LOCK_PATH2(p1, arg1, p2, arg2);
ret = get_errno(link(p1, p2)); /* XXX path(p1), path(p2) */
UNLOCK_PATH2(p1, arg1, p2, arg2);
return ret;
}
/* linkat(2) */
static abi_long do_bsd_linkat(abi_long arg1, abi_long arg2,
abi_long arg3, abi_long arg4, abi_long arg5)
{
abi_long ret;
void *p1, *p2;
LOCK_PATH2(p1, arg2, p2, arg4);
ret = get_errno(linkat(arg1, p1, arg3, p2, arg5));
UNLOCK_PATH2(p1, arg2, p2, arg4);
return ret;
}
/* unlink(2) */
static abi_long do_bsd_unlink(abi_long arg1)
{
abi_long ret;
void *p;
LOCK_PATH(p, arg1);
ret = get_errno(unlink(p)); /* XXX path(p) */
UNLOCK_PATH(p, arg1);
return ret;
}
/* unlinkat(2) */
static abi_long do_bsd_unlinkat(abi_long arg1, abi_long arg2,
abi_long arg3)
{
abi_long ret;
void *p;
LOCK_PATH(p, arg2);
ret = get_errno(unlinkat(arg1, p, arg3)); /* XXX path(p) */
UNLOCK_PATH(p, arg2);
return ret;
}
#endif /* BSD_FILE_H */