From ae2df2c450dd655b93a950124b6ab16e2b4d967b Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Thu, 25 Sep 2025 13:46:21 +0900
Subject: internal: remove sys package

This package is replaced by container/stub. Remove and replace it with unexported implementation for the upcoming test suite rewrite.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 internal/sys/interface.go | 76 -----------------------------------------------
 1 file changed, 76 deletions(-)
 delete mode 100644 internal/sys/interface.go

(limited to 'internal/sys/interface.go')

diff --git a/internal/sys/interface.go b/internal/sys/interface.go
deleted file mode 100644
index f2465e62..00000000
--- a/internal/sys/interface.go
+++ /dev/null
@@ -1,76 +0,0 @@
-// Package sys wraps OS interaction library functions.
-package sys
-
-import (
-	"io/fs"
-	"log"
-	"os/user"
-	"strconv"
-
-	"hakurei.app/container"
-	"hakurei.app/hst"
-	"hakurei.app/internal/hlog"
-)
-
-// State provides safe interaction with operating system state.
-type State interface {
-	// Getuid provides [os.Getuid].
-	Getuid() int
-	// Getgid provides [os.Getgid].
-	Getgid() int
-	// LookupEnv provides [os.LookupEnv].
-	LookupEnv(key string) (string, bool)
-	// TempDir provides [os.TempDir].
-	TempDir() string
-	// LookPath provides exec.LookPath.
-	LookPath(file string) (string, error)
-	// MustExecutable provides [container.MustExecutable].
-	MustExecutable() string
-	// LookupGroup provides [user.LookupGroup].
-	LookupGroup(name string) (*user.Group, error)
-	// ReadDir provides [os.ReadDir].
-	ReadDir(name string) ([]fs.DirEntry, error)
-	// Stat provides [os.Stat].
-	Stat(name string) (fs.FileInfo, error)
-	// Open provides [os.Open].
-	Open(name string) (fs.File, error)
-	// EvalSymlinks provides filepath.EvalSymlinks.
-	EvalSymlinks(path string) (string, error)
-	// Exit provides [os.Exit].
-	Exit(code int)
-
-	Println(v ...any)
-	Printf(format string, v ...any)
-
-	// Paths returns a populated [hst.Paths] struct.
-	Paths() hst.Paths
-	// Uid invokes hsu and returns target uid.
-	// Any errors returned by Uid is already wrapped [hlog.BaseError].
-	Uid(identity int) (int, error)
-}
-
-// MustGetUserID obtains user id from hsu by querying uid of identity 0.
-func MustGetUserID(os State) int { return (MustUid(os, 0) / 10000) - 100 }
-
-// CopyPaths is a generic implementation of [hst.Paths].
-func CopyPaths(os State, v *hst.Paths, userid int) {
-	if tempDir, err := container.NewAbs(os.TempDir()); err != nil {
-		log.Fatalf("invalid TMPDIR: %v", err)
-	} else {
-		v.TempDir = tempDir
-	}
-
-	v.SharePath = v.TempDir.Append("hakurei." + strconv.Itoa(userid))
-	hlog.Verbosef("process share directory at %q", v.SharePath)
-
-	r, _ := os.LookupEnv(xdgRuntimeDir)
-	if a, err := container.NewAbs(r); err != nil {
-		// fall back to path in share since hakurei has no hard XDG dependency
-		v.RunDirPath = v.SharePath.Append("run")
-		v.RuntimePath = v.RunDirPath.Append("compat")
-	} else {
-		v.RuntimePath = a
-		v.RunDirPath = v.RuntimePath.Append("hakurei")
-	}
-	hlog.Verbosef("runtime directory at %q", v.RunDirPath)
-}
-- 
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