posix: remove the is_temp things that prevented use-after-frees

https://github.com/odin-lang/Odin/commit/d0709a7de21efded4625167dbff4a7dd13d561b4
fixes those another way.

core/os/os2/env_posix.odin

@@ -12,7 +12,7 @@ _lookup_env :: proc(key: string, allocator: runtime.Allocator) -> (value: string
 		return
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	ckey := strings.clone_to_cstring(key, temp_allocator())
 	cval := posix.getenv(ckey)

core/os/os2/env_windows.odin

@@ -8,7 +8,7 @@ _lookup_env :: proc(key: string, allocator: runtime.Allocator) -> (value: string
 	if key == "" {
 		return
 	}
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	wkey, _ := win32_utf8_to_wstring(key, temp_allocator())
 
 	n := win32.GetEnvironmentVariableW(wkey, nil, 0)

core/os/os2/file_linux.odin

@@ -309,7 +309,7 @@ _read_link_cstr :: proc(name_cstr: cstring, allocator: runtime.Allocator) -> (st
 }
 
 _read_link :: proc(name: string, allocator: runtime.Allocator) -> (s: string, e: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	name_cstr := temp_cstring(name) or_return
 	return _read_link_cstr(name_cstr, allocator)
 }

core/os/os2/file_posix.odin

@@ -191,7 +191,7 @@ _symlink :: proc(old_name, new_name: string) -> Error {
 }
 
 _read_link :: proc(name: string, allocator: runtime.Allocator) -> (s: string, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	cname := temp_cstring(name)
 
 	buf: [dynamic]byte

core/os/os2/file_posix_other.odin

@@ -7,7 +7,7 @@ import "base:runtime"
 import "core:sys/posix"
 
 _posix_absolute_path :: proc(fd: posix.FD, name: string, allocator: runtime.Allocator) -> (path: cstring, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	cname := temp_cstring(name)
 
 	buf: [posix.PATH_MAX]byte

core/os/os2/file_windows.odin

@@ -609,7 +609,7 @@ _normalize_link_path :: proc(p: []u16, allocator: runtime.Allocator) -> (str: st
 		return "", _get_platform_error()
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	buf := make([]u16, n+1, temp_allocator())
 	n = win32.GetFinalPathNameByHandleW(handle, raw_data(buf), u32(len(buf)), win32.VOLUME_NAME_DOS)
@@ -635,7 +635,7 @@ _read_link :: proc(name: string, allocator: runtime.Allocator) -> (s: string, er
 	@thread_local
 	rdb_buf: [MAXIMUM_REPARSE_DATA_BUFFER_SIZE]byte
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	p      := _fix_long_path(name, temp_allocator()) or_return
 	handle := _open_sym_link(p) or_return

core/os/os2/path_posix.odin

@@ -96,7 +96,7 @@ _remove_all :: proc(path: string) -> Error {
 }
 
 _get_working_directory :: proc(allocator: runtime.Allocator) -> (dir: string, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	buf: [dynamic]byte
 	buf.allocator = temp_allocator()

core/os/os2/path_windows.odin

@@ -108,7 +108,7 @@ _remove_all :: proc(path: string) -> Error {
 _get_working_directory :: proc(allocator: runtime.Allocator) -> (dir: string, err: Error) {
 	win32.AcquireSRWLockExclusive(&cwd_lock)
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	sz_utf16 := win32.GetCurrentDirectoryW(0, nil)
 	dir_buf_wstr := make([]u16, sz_utf16, temp_allocator()) or_return

core/os/os2/process_posix_darwin.odin

@@ -237,7 +237,7 @@ _process_list :: proc(allocator: runtime.Allocator) -> (list: []int, err: Error)
 		return
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	buffer := make([]i32, ret, temp_allocator())
 	ret = darwin.proc_listallpids(raw_data(buffer), ret*size_of(i32))

core/os/os2/process_windows.odin

@@ -158,7 +158,7 @@ _process_info_by_pid :: proc(pid: int, selection: Process_Info_Fields, allocator
 		_ = read_memory_as_struct(ph, process_peb.ProcessParameters, &process_params) or_return
 
 		if selection >= {.Command_Line, .Command_Args} {
-			TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+			TEMP_ALLOCATOR_GUARD()
 			cmdline_w := make([]u16, process_params.CommandLine.Length, temp_allocator()) or_return
 			_ = read_memory_as_slice(ph, process_params.CommandLine.Buffer, cmdline_w) or_return
 
@@ -172,7 +172,7 @@ _process_info_by_pid :: proc(pid: int, selection: Process_Info_Fields, allocator
 			}
 		}
 		if .Environment in selection {
-			TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+			TEMP_ALLOCATOR_GUARD()
 			env_len := process_params.EnvironmentSize / 2
 			envs_w := make([]u16, env_len, temp_allocator()) or_return
 			_ = read_memory_as_slice(ph, process_params.Environment, envs_w) or_return
@@ -181,7 +181,7 @@ _process_info_by_pid :: proc(pid: int, selection: Process_Info_Fields, allocator
 			info.fields += {.Environment}
 		}
 		if .Working_Dir in selection {
-			TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+			TEMP_ALLOCATOR_GUARD()
 			cwd_w := make([]u16, process_params.CurrentDirectoryPath.Length, temp_allocator()) or_return
 			_ = read_memory_as_slice(ph, process_params.CurrentDirectoryPath.Buffer, cwd_w) or_return
 
@@ -250,7 +250,7 @@ _process_info_by_handle :: proc(process: Process, selection: Process_Info_Fields
 		_ = read_memory_as_struct(ph, process_peb.ProcessParameters, &process_params) or_return
 
 		if selection >= {.Command_Line, .Command_Args} {
-			TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+			TEMP_ALLOCATOR_GUARD()
 			cmdline_w := make([]u16, process_params.CommandLine.Length, temp_allocator()) or_return
 			_ = read_memory_as_slice(ph, process_params.CommandLine.Buffer, cmdline_w) or_return
 
@@ -265,7 +265,7 @@ _process_info_by_handle :: proc(process: Process, selection: Process_Info_Fields
 		}
 
 		if .Environment in selection {
-			TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+			TEMP_ALLOCATOR_GUARD()
 			env_len := process_params.EnvironmentSize / 2
 			envs_w := make([]u16, env_len, temp_allocator()) or_return
 			_ = read_memory_as_slice(ph, process_params.Environment, envs_w) or_return
@@ -275,7 +275,7 @@ _process_info_by_handle :: proc(process: Process, selection: Process_Info_Fields
 		}
 
 		if .Working_Dir in selection {
-			TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+			TEMP_ALLOCATOR_GUARD()
 			cwd_w := make([]u16, process_params.CurrentDirectoryPath.Length, temp_allocator()) or_return
 			_ = read_memory_as_slice(ph, process_params.CurrentDirectoryPath.Buffer, cwd_w) or_return
 
@@ -539,7 +539,7 @@ _process_exe_by_pid :: proc(pid: int, allocator: runtime.Allocator) -> (exe_path
 }
 
 _get_process_user :: proc(process_handle: win32.HANDLE, allocator: runtime.Allocator) -> (full_username: string, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	token_handle: win32.HANDLE
 	if !win32.OpenProcessToken(process_handle, win32.TOKEN_QUERY, &token_handle) {
 		err = _get_platform_error()

core/os/os2/stat_linux.odin

@@ -48,7 +48,7 @@ _fstat_internal :: proc(fd: linux.Fd, allocator: runtime.Allocator) -> (fi: File
 
 // NOTE: _stat and _lstat are using _fstat to avoid a race condition when populating fullpath
 _stat :: proc(name: string, allocator: runtime.Allocator) -> (fi: File_Info, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	name_cstr := temp_cstring(name) or_return
 
 	fd, errno := linux.open(name_cstr, {})
@@ -60,7 +60,7 @@ _stat :: proc(name: string, allocator: runtime.Allocator) -> (fi: File_Info, err
 }
 
 _lstat :: proc(name: string, allocator: runtime.Allocator) -> (fi: File_Info, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	name_cstr := temp_cstring(name) or_return
 
 	fd, errno := linux.open(name_cstr, {.PATH, .NOFOLLOW})

core/os/os2/stat_posix.odin

@@ -70,7 +70,7 @@ _stat :: proc(name: string, allocator: runtime.Allocator) -> (fi: File_Info, err
 		return
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	cname := temp_cstring(name) or_return
 
 	fd := posix.open(cname, {})
@@ -97,7 +97,7 @@ _lstat :: proc(name: string, allocator: runtime.Allocator) -> (fi: File_Info, er
 		return
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	// NOTE: can't use realpath or open (+ fcntl F_GETPATH) here because it tries to resolve symlinks.
 

core/os/os2/stat_windows.odin

@@ -45,7 +45,7 @@ full_path_from_name :: proc(name: string, allocator: runtime.Allocator) -> (path
 		name = "."
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	p := win32_utf8_to_utf16(name, temp_allocator()) or_return
 
@@ -65,7 +65,7 @@ internal_stat :: proc(name: string, create_file_attributes: u32, allocator: runt
 	if len(name) == 0 {
 		return {}, .Not_Exist
 	}
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	wname := _fix_long_path(name, temp_allocator()) or_return
 	fa: win32.WIN32_FILE_ATTRIBUTE_DATA
@@ -129,7 +129,7 @@ _cleanpath_from_handle :: proc(f: ^File, allocator: runtime.Allocator) -> (strin
 		return "", _get_platform_error()
 	}
 
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	buf := make([]u16, max(n, 260)+1, temp_allocator())
 	n = win32.GetFinalPathNameByHandleW(h, raw_data(buf), u32(len(buf)), 0)

core/os/os2/temp_file.odin

@@ -47,7 +47,7 @@ mkdir_temp :: make_directory_temp
 // If `dir` is an empty tring, `temp_directory()` will be used.
 @(require_results)
 make_directory_temp :: proc(dir, pattern: string, allocator: runtime.Allocator) -> (temp_path: string, err: Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	dir := dir if dir != "" else temp_directory(temp_allocator()) or_return
 	prefix, suffix := _prefix_and_suffix(pattern) or_return
 	prefix = temp_join_path(dir, prefix) or_return

core/os/os2/temp_file_linux.odin

@@ -4,7 +4,7 @@ package os2
 import "base:runtime"
 
 _temp_dir :: proc(allocator: runtime.Allocator) -> (string, runtime.Allocator_Error) {
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 	tmpdir := get_env("TMPDIR", temp_allocator())
 	if tmpdir == "" {
 		tmpdir = "/tmp"

core/os/os2/temp_file_windows.odin

@@ -9,7 +9,7 @@ _temp_dir :: proc(allocator: runtime.Allocator) -> (string, runtime.Allocator_Er
 	if n == 0 {
 		return "", nil
 	}
-	TEMP_ALLOCATOR_GUARD(ignore=is_temp(allocator))
+	TEMP_ALLOCATOR_GUARD()
 
 	b := make([]u16, max(win32.MAX_PATH, n), temp_allocator())
 	n = win32.GetTempPathW(u32(len(b)), raw_data(b))