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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| #include <bee/error.h> | ||
| #include <bee/lua/binding.h> | ||
| #include <bee/lua/error.h> | ||
| #include <bee/lua/file.h> | ||
| #include <bee/lua/module.h> | ||
| #include <bee/nonstd/filesystem.h> | ||
| #include <bee/sys/file_handle.h> | ||
| #include <bee/sys/path.h> | ||
|
|
||
| #if defined(_WIN32) | ||
| # include <Windows.h> | ||
| # include <bee/win/wtf8.h> | ||
| #endif | ||
|
|
||
| namespace bee::lua { | ||
| fs::path& new_path(lua_State* L, fs::path&& path); | ||
| } | ||
|
|
||
| namespace bee::lua_sys { | ||
| class path_view_ref { | ||
| public: | ||
| path_view_ref(lua_State* L, int idx) { | ||
| if (lua_type(L, idx) == LUA_TSTRING) { | ||
| #if defined(_WIN32) | ||
| str = wtf8::u2w(lua::checkstrview(L, idx)); | ||
| view = str; | ||
| #else | ||
| view = lua::checkstrview(L, idx); | ||
| #endif | ||
| } else { | ||
| view = lua::checkudata<fs::path>(L, idx).native(); | ||
| } | ||
| } | ||
| operator path_view() const noexcept { | ||
| return view; | ||
| } | ||
|
|
||
| private: | ||
| #if defined(_WIN32) | ||
| std::wstring str; | ||
| #endif | ||
| path_view view; | ||
| }; | ||
|
|
||
| static int exe_path(lua_State* L) { | ||
| auto r = sys::exe_path(); | ||
| if (!r) { | ||
| return lua::push_error(L, error::sys_errmsg("exe_path")); | ||
| } | ||
| lua::new_path(L, std::move(*r)); | ||
| return 1; | ||
| } | ||
|
|
||
| static int dll_path(lua_State* L) { | ||
| auto r = sys::dll_path(); | ||
| if (!r) { | ||
| return lua::push_error(L, error::sys_errmsg("dll_path")); | ||
| } | ||
| lua::new_path(L, std::move(*r)); | ||
| return 1; | ||
| } | ||
|
|
||
| static int filelock(lua_State* L) { | ||
| path_view_ref path(L, 1); | ||
| auto fd = file_handle::lock(path); | ||
| if (!fd) { | ||
| return lua::push_error(L, error::sys_errmsg("filelock")); | ||
| } | ||
| auto f = fd.to_file(file_handle::mode::write); | ||
| if (!f) { | ||
| auto errmsg = error::crt_errmsg("filelock"); | ||
| fd.close(); | ||
| return lua::push_error(L, errmsg); | ||
| } | ||
| lua::newfile(L, f); | ||
| return 1; | ||
| } | ||
|
|
||
| static int fullpath(lua_State* L) { | ||
| path_view_ref path(L, 1); | ||
| auto fd = file_handle::open_link(path); | ||
| if (!fd) { | ||
| return lua::push_error(L, error::sys_errmsg("fullpath")); | ||
| } | ||
| auto fullpath = fd.path(); | ||
| fd.close(); | ||
| if (!fullpath) { | ||
| return lua::push_error(L, error::sys_errmsg("fullpath")); | ||
| } | ||
| lua::new_path(L, std::move(*fullpath)); | ||
| return 1; | ||
| } | ||
|
|
||
| static int luaopen(lua_State* L) { | ||
| static luaL_Reg lib[] = { | ||
| { "exe_path", exe_path }, | ||
| { "dll_path", dll_path }, | ||
| { "filelock", filelock }, | ||
| { "fullpath", fullpath }, | ||
| { NULL, NULL }, | ||
| }; | ||
| luaL_newlibtable(L, lib); | ||
| luaL_setfuncs(L, lib, 0); | ||
|
|
||
| return 1; | ||
| } | ||
| } | ||
|
|
||
| DEFINE_LUAOPEN(sys) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| local fs = require "bee.filesystem" | ||
| local sys = require "bee.sys" | ||
| local lt = require "ltest" | ||
| local shell = require "shell" | ||
|
|
||
| local test_sys = lt.test "sys" | ||
|
|
||
| function test_sys:test_filelock_1() | ||
| local lock = "temp.lock" | ||
| local f1 = lt.assertIsUserdata(sys.filelock(lock)) | ||
| lt.assertEquals(sys.filelock(lock), nil) | ||
| f1:close() | ||
| local f2 = lt.assertIsUserdata(sys.filelock(lock)) | ||
| f2:close() | ||
| fs.remove "temp.lock" | ||
| end | ||
|
|
||
| function test_sys:test_filelock_2() | ||
| local process = shell:runlua([[ | ||
| local sys = require "bee.sys" | ||
| sys.filelock "temp.lock" | ||
| io.stdout:write "ok" | ||
| io.stdout:flush() | ||
| io.read "a" | ||
| ]], { stdin = true, stdout = true, stderr = true }) | ||
| lt.assertEquals(process.stdout:read(2), "ok") | ||
| lt.assertEquals(sys.filelock "temp.lock", nil) | ||
| process.stdin:close() | ||
| lt.assertEquals(process.stderr:read "a", "") | ||
| lt.assertEquals(process:wait(), 0) | ||
| local f = lt.assertIsUserdata(sys.filelock "temp.lock") | ||
| f:close() | ||
| fs.remove "temp.lock" | ||
| end |