From 9ce7bcefe6bb45b0d0db8ecbe1d770c5b8e3d6e0 Mon Sep 17 00:00:00 2001
From: Jordan Orelli <jordanorelli@gmail.com>
Date: Sun, 18 Jun 2017 15:51:39 -0500
Subject: [PATCH] don't free memory that we want to read later

---
 ui/ui_darwin.go | 22 ++++++++--------------
 ui/ui_darwin.m  |  1 +
 2 files changed, 9 insertions(+), 14 deletions(-)

diff --git a/ui/ui_darwin.go b/ui/ui_darwin.go
index b50b102..823a6f0 100644
--- a/ui/ui_darwin.go
+++ b/ui/ui_darwin.go
@@ -2,7 +2,6 @@ package ui
 
 import (
 	"log"
-	"unsafe"
 
 	"github.com/jordanorelli/dws/events"
 )
@@ -50,26 +49,21 @@ func (ui *cocoaUI) forwardEvent(e events.BackgroundEvent) {
 
 	case events.SetRootEvent:
 		cpath := C.CString(v.Path)
-		defer C.free(unsafe.Pointer(cpath))
 		C.bg_set_root(cpath)
 
 	case events.BeginRequestEvent:
 		cpath := C.CString(v.Path)
-		defer C.free(unsafe.Pointer(cpath))
-
-		req := &C.struct_RequestMeta{
-			seq:  C.int(v.Seq),
-			path: cpath,
-		}
-
+		req := (*C.struct_RequestMeta)(C.malloc(C.sizeof_struct_RequestMeta))
+		req.seq = C.int(v.Seq)
+		req.path = cpath
 		C.bg_received_request(req)
 
 	case events.EndRequestEvent:
-		C.bg_sent_response(&C.struct_ResponseMeta{
-			seq:    C.int(v.Seq),
-			status: C.int(v.Status),
-			bytes:  C.int(v.Bytes),
-		})
+		res := (*C.struct_ResponseMeta)(C.malloc(C.sizeof_struct_ResponseMeta))
+		res.seq = C.int(v.Seq)
+		res.status = C.int(v.Status)
+		res.bytes = C.int(v.Bytes)
+		C.bg_sent_response(res)
 	}
 }
 
diff --git a/ui/ui_darwin.m b/ui/ui_darwin.m
index 9355f20..d744fbb 100644
--- a/ui/ui_darwin.m
+++ b/ui/ui_darwin.m
@@ -26,6 +26,7 @@ void bg_shutdown() {
 void bg_set_root(char *path) {
 	id listener = [[EventBridge shared] listener];
 	[listener serverDidSetRoot:[NSString stringWithUTF8String:path]];
+	free(path);
 }
 
 void bg_received_request(RequestMeta *meta) {