From de7f0154429b517e45ac9a0684ad3eb5df252e06 Mon Sep 17 00:00:00 2001
From: Justin Kotalik <jkotalik12@gmail.com>
Date: Tue, 17 Mar 2020 14:44:57 -0700
Subject: [PATCH] Remove mono lib (#118)

* Remove mono lib

* formatting
---
 src/Microsoft.Tye.Core/Microsoft.Tye.Core.csproj | 1 -
 src/Microsoft.Tye.Core/ProcessUtil.cs            | 6 ++++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/Microsoft.Tye.Core/Microsoft.Tye.Core.csproj b/src/Microsoft.Tye.Core/Microsoft.Tye.Core.csproj
index 69963dc5..37ded46a 100644
--- a/src/Microsoft.Tye.Core/Microsoft.Tye.Core.csproj
+++ b/src/Microsoft.Tye.Core/Microsoft.Tye.Core.csproj
@@ -12,7 +12,6 @@
 
   <ItemGroup>
     <PackageReference Include="KubernetesClient" Version="1.6.11" />
-    <PackageReference Include="Mono.Posix.NETStandard" Version="1.0.0" />
     <PackageReference Include="semver" Version="2.0.6" />
     <PackageReference Include="Sln" Version="0.3.0" />
     <PackageReference Include="System.CommandLine" Version="2.0.0-beta1.20071.2" />
diff --git a/src/Microsoft.Tye.Core/ProcessUtil.cs b/src/Microsoft.Tye.Core/ProcessUtil.cs
index 3121a755..78f553b6 100644
--- a/src/Microsoft.Tye.Core/ProcessUtil.cs
+++ b/src/Microsoft.Tye.Core/ProcessUtil.cs
@@ -9,12 +9,14 @@ using System.Runtime.InteropServices;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
-using Mono.Unix.Native;
 
 namespace Microsoft.Tye
 {
     public static class ProcessUtil
     {
+        [DllImport("libc", SetLastError = true, EntryPoint = "kill")]
+        private static extern int sys_kill(int pid, int sig);
+
         public static async Task<ProcessResult> RunAsync(
             string filename,
             string arguments,
@@ -119,7 +121,7 @@ namespace Microsoft.Tye
             {
                 if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
                 {
-                    Syscall.kill(process.Id, Signum.SIGINT);
+                    sys_kill(process.Id, sig: 2); // SIGINT
 
                     var cancel = new CancellationTokenSource();