Moved printLoad() into load.go and created load_windows.go to omit it on Windows; removed usage()

.gitignore

@@ -1 +1,4 @@
 /release
+*.exe
+
+/.idea

Makefile

@@ -13,7 +13,7 @@ clean:
 
 .PHONY: build
 build: clean
-	go build -o "${APP}" ${BUILDFLAGS}
+	go build ${BUILDFLAGS}
 
 .PHONY: install
 install:

load.go

@@ -0,0 +1,27 @@
+//+build !windows
+
+package main
+
+import (
+	"fmt"
+	"github.com/shirou/gopsutil/v3/load"
+	"runtime"
+)
+
+func printLoad(format Format, precision int) {
+	l, err := load.Avg()
+	if err != nil {
+		panic(err) // fixme
+	}
+
+	cpus, err := cpu.Counts(true)
+	if err != nil {
+		// todo: log error
+		cpus = runtime.NumCPU()
+	}
+	if l.Load1 > float64(cpus) {
+		fmt.Print(format.Warning)
+	}
+	fmt.Printf("[%.[1]*[2]f %.[1]*[3]f %.[1]*[4]f]",
+		precision, l.Load1, l.Load5, l.Load15)
+}

load_windows.go

@@ -0,0 +1,5 @@
+package main
+
+func printLoad(format Format, precision int) {
+	// todo: implement printLoad on windows
+}

statusline.go

@@ -4,10 +4,8 @@ import (
 	"flag"
 	"fmt"
 	"os"
-	"runtime"
 	"time"
 
-	"github.com/shirou/gopsutil/v3/load"
 	"github.com/shirou/gopsutil/v3/mem"
 )
 
@@ -34,24 +32,6 @@ func HBin(a uint64, precision int) string {
 	return fmt.Sprintf("%.*f%s", precision, f, suffix)
 }
 
-func usage() {
-	fmt.Fprintln(os.Stderr, "Usage:", os.Args[0], "<window_width>")
-	os.Exit(2)
-}
-
-func printLoad(format Format, precision int) {
-	l, err := load.Avg()
-	if err != nil {
-		panic(err) // fixme
-	}
-
-	if l.Load1 > float64(runtime.NumCPU()) {
-		fmt.Print(format.Warning)
-	}
-	fmt.Printf("[%.[1]*[2]f %.[1]*[3]f %.[1]*[4]f]",
-		precision, l.Load1, l.Load5, l.Load15)
-}
-
 func printMem(format Format, absolute, percent bool) {
 	if !(absolute || percent) {
 		return