refactor: promote new architecture to repository root

Archive the deprecated implementation under lume-legacy, make the new kernel the default root-level build, and update repository entry points without changing kernel behavior.

1 files changed, 0 insertions, 173 deletions

diff --git a/na/test/test_namei.cc b/na/test/test_namei.cc
deleted file mode 100644
index 8e4ecb0..0000000
--- a/na/test/test_namei.cc
+++ /dev/null
@@ -1,173 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/* Copyright (C) 2026 Richard Qin */
-
-/*
- * test_namei.cc — Self-tests for pathname resolution (namei.cc)
- */
-
-#include <lume/selftest.h>
-#include <lume/namei.h>
-#include <lume/dcache.h>
-#include <lume/fs.h>
-#include <lume/file.h>
-#include <lume/mount.h>
-#include <lume/task.h>
-#include <lume/errno.h>
-
-extern dentry* g_root_dentry;
-extern vfsmount* g_root_mnt;
-
-/* sys_mkdirat from kernel/sys_fs.cc */
-int64 sys_mkdirat(uint64, uint64, uint64, uint64, uint64, uint64);
-
-void selftest_namei()
-{
-    /* ---- lookup root "/" ---- */
-    st_begin("namei: lookup root /");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/", 0, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(p.de == g_root_dentry);
-        ST_ASSERT(p.de->d_inode != nullptr);
-        ST_ASSERT(S_ISDIR(p.de->d_inode->i_mode));
-    }
-    st_pass();
-
-    /* ---- lookup /dev (exists from boot) ---- */
-    st_begin("namei: lookup /dev");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev", 0, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(p.de != nullptr);
-        ST_ASSERT(p.de->d_inode != nullptr);
-        ST_ASSERT(S_ISDIR(p.de->d_inode->i_mode));
-    }
-    st_pass();
-
-    /* ---- lookup nonexistent path returns -ENOENT ---- */
-    st_begin("namei: lookup nonexistent returns -ENOENT");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/this_does_not_exist", 0, &p);
-        ST_ASSERT_EQ(err, -ENOENT);
-    }
-    st_pass();
-
-    /* ---- lookup /dev/console (chardev) ---- */
-    st_begin("namei: lookup /dev/console");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev/console", 0, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(p.de->d_inode != nullptr);
-        ST_ASSERT(S_ISCHR(p.de->d_inode->i_mode));
-    }
-    st_pass();
-
-    /* ---- lookup with LOOKUP_DIRECTORY on non-dir returns -ENOTDIR ---- */
-    st_begin("namei: LOOKUP_DIRECTORY on file returns -ENOTDIR");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev/console", LOOKUP_DIRECTORY, &p);
-        ST_ASSERT_EQ(err, -ENOTDIR);
-    }
-    st_pass();
-
-    /* ---- lookup with LOOKUP_DIRECTORY on dir succeeds ---- */
-    st_begin("namei: LOOKUP_DIRECTORY on dir succeeds");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev", LOOKUP_DIRECTORY, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(S_ISDIR(p.de->d_inode->i_mode));
-    }
-    st_pass();
-
-    /* ---- kern_path shortcut ---- */
-    st_begin("namei: kern_path works like filename_lookup");
-    {
-        path p{};
-        int err = kern_path("/dev", 0, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(p.de->d_inode != nullptr);
-    }
-    st_pass();
-
-    /* ---- dot path: /dev/. resolves to /dev ---- */
-    st_begin("namei: /dev/. resolves to /dev");
-    {
-        path p1{}, p2{};
-        int e1 = filename_lookup(AT_FDCWD, "/dev", 0, &p1);
-        int e2 = filename_lookup(AT_FDCWD, "/dev/.", 0, &p2);
-        ST_ASSERT_EQ(e1, 0);
-        ST_ASSERT_EQ(e2, 0);
-        ST_ASSERT(p1.de == p2.de);
-    }
-    st_pass();
-
-    /* ---- dotdot path: /dev/.. resolves to root ---- */
-    st_begin("namei: /dev/.. resolves to root");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev/..", 0, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(p.de == g_root_dentry);
-    }
-    st_pass();
-
-    /* ---- lookup into non-dir returns -ENOTDIR ---- */
-    st_begin("namei: path through non-dir returns -ENOTDIR");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev/console/child", 0, &p);
-        ST_ASSERT_EQ(err, -ENOTDIR);
-    }
-    st_pass();
-
-    /* ---- null/empty paths ---- */
-    st_begin("namei: null name returns -EINVAL");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, nullptr, 0, &p);
-        ST_ASSERT_EQ(err, -EINVAL);
-    }
-    st_pass();
-
-    /* ---- LOOKUP_PARENT: returns parent dentry ---- */
-    st_begin("namei: LOOKUP_PARENT returns parent");
-    {
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/dev/console", LOOKUP_PARENT, &p);
-        ST_ASSERT_EQ(err, 0);
-        /* Should return /dev, not /dev/console */
-        path dev_path{};
-        int e2 = filename_lookup(AT_FDCWD, "/dev", 0, &dev_path);
-        ST_ASSERT_EQ(e2, 0);
-        ST_ASSERT(p.de == dev_path.de);
-    }
-    st_pass();
-
-    /* ---- mkdir + lookup round-trip ---- */
-    st_begin("namei: mkdir then lookup succeeds");
-    {
-        /* Create /test_namei_dir via sys_mkdirat */
-        int64 ret = sys_mkdirat(
-            static_cast<uint64>(-100),
-            reinterpret_cast<uint64>("/test_namei_dir"),
-            0755, 0, 0, 0);
-        ST_ASSERT_EQ(ret, (int64)0);
-
-        /* Now lookup should find it */
-        path p{};
-        int err = filename_lookup(AT_FDCWD, "/test_namei_dir", 0, &p);
-        ST_ASSERT_EQ(err, 0);
-        ST_ASSERT(p.de->d_inode != nullptr);
-        ST_ASSERT(S_ISDIR(p.de->d_inode->i_mode));
-    }
-    st_pass();
-
-    /* NOTE: trailing slash "/dev/" not tested — Phase 1 namei
-     * doesn't handle empty trailing components. */
-}