From 90a27e362f631e7b733008d8128db4f9121fafa8 Mon Sep 17 00:00:00 2001
From: Niels-Ole Lambertz <github@niels-ole.com>
Date: Sun, 23 Jul 2023 14:19:48 +0200
Subject: [PATCH] Fixing compilation for windows

---
 main.go                                   | 2 +-
 renderer/experimental-renderer-windows.go | 4 ++++
 renderer/experimental-renderer.go         | 4 ++++
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index b8fa4cd..4bc9397 100644
--- a/main.go
+++ b/main.go
@@ -235,7 +235,7 @@ func main() {
 		if err != nil {
 			logFatalf("There was an error memory-mapping temp file: %v", err)
 		}
-		defer syscall.Munmap(*mmapData)
+		defer renderer.Munmap(mmapData)
 		defer mmapFile.Close()
 		requestHandler = func(w http.ResponseWriter, r *http.Request) {
 			if *verbose {
diff --git a/renderer/experimental-renderer-windows.go b/renderer/experimental-renderer-windows.go
index 5e0fd81..3b578db 100644
--- a/renderer/experimental-renderer-windows.go
+++ b/renderer/experimental-renderer-windows.go
@@ -16,3 +16,7 @@ func Mmap(path string) (*[]byte, *os.File, error) {
 func HandleRenderRequest(w http.ResponseWriter, r *http.Request, duration time.Duration, data *Data, maxTreeDepth uint32, mmapData *[]byte) {
 	return _, errors.New("not implemented on Windows")
 }
+
+func Munmap(data *[]byte) error {
+	return errors.New("not implemented on Windows")
+}
diff --git a/renderer/experimental-renderer.go b/renderer/experimental-renderer.go
index 17a67ea..01c8283 100644
--- a/renderer/experimental-renderer.go
+++ b/renderer/experimental-renderer.go
@@ -134,6 +134,10 @@ func Mmap(path string) (*[]byte, *os.File, error) {
 	return &mmapData, file, nil
 }
 
+func Munmap(data *[]byte) error {
+	return syscall.Munmap(*data)
+}
+
 func HandleRenderRequest(w http.ResponseWriter, r *http.Request, duration time.Duration, data *Data, maxTreeDepth uint32, mmapData *[]byte) {
 	z, x, y, ext, err := utils.ParsePath(r.URL.Path)
 	if ext != "png" {