linux: wrap filepath.EvalSymlinks

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/linux/interface.go

@@ -1,7 +1,6 @@
 package linux
 
 import (
-	"io"
 	"io/fs"
 	"os/user"
 	"path"
@@ -30,10 +29,10 @@ type System interface {
 	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)
-	// Stdout provides [os.Stdout].
-	Stdout() io.Writer
 
 	// Paths returns a populated [Paths] struct.
 	Paths() Paths

internal/linux/std.go

@@ -2,11 +2,11 @@ package linux
 
 import (
 	"errors"
-	"io"
 	"io/fs"
 	"os"
 	"os/exec"
 	"os/user"
+	"path/filepath"
 	"strconv"
 	"sync"
 	"syscall"
@@ -37,8 +37,8 @@ func (s *Std) LookupGroup(name string) (*user.Group, error) { return user.Lookup
 func (s *Std) ReadDir(name string) ([]os.DirEntry, error)   { return os.ReadDir(name) }
 func (s *Std) Stat(name string) (fs.FileInfo, error)        { return os.Stat(name) }
 func (s *Std) Open(name string) (fs.File, error)            { return os.Open(name) }
+func (s *Std) EvalSymlinks(path string) (string, error)     { return filepath.EvalSymlinks(path) }
 func (s *Std) Exit(code int)                                { fmsg.Exit(code) }
-func (s *Std) Stdout() io.Writer                            { return os.Stdout }
 
 const xdgRuntimeDir = "XDG_RUNTIME_DIR"