fmsg: produce all output through fmsg

The behaviour of print functions from package fmt is not thread safe. Functions provided by fmsg wrap around Logger methods. This makes prefix much cleaner and makes it easy to deal with future changes to logging.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

internal/environ.go

@@ -1,13 +1,12 @@
 package internal
 
 import (
-	"fmt"
 	"os"
 	"path"
 	"strconv"
 	"sync"
 
-	"git.ophivana.moe/security/fortify/internal/verbose"
+	"git.ophivana.moe/security/fortify/internal/fmsg"
 )
 
 // state that remain constant for the lifetime of the process
@@ -37,16 +36,16 @@ func copySC() {
 		SharePath: path.Join(os.TempDir(), "fortify."+strconv.Itoa(os.Geteuid())),
 	}
 
-	verbose.Println("process share directory at", sc.SharePath)
+	fmsg.VPrintf("process share directory at %q", sc.SharePath)
 
 	// runtimePath, runDirPath
 	if r, ok := os.LookupEnv(xdgRuntimeDir); !ok {
-		fmt.Println("Env variable", xdgRuntimeDir, "unset")
+		fmsg.Println("variable", xdgRuntimeDir, "unset")
 		os.Exit(1)
 	} else {
 		sc.RuntimePath = r
 		sc.RunDirPath = path.Join(sc.RuntimePath, "fortify")
-		verbose.Println("XDG runtime directory at", sc.RunDirPath)
+		fmsg.VPrintf("XDG runtime directory at %q", sc.RunDirPath)
 	}
 
 	scVal = sc