From 4f11f1358fabb9ae5d6ecaafc4670f770a4505a2 Mon Sep 17 00:00:00 2001
From: Lassi Kortela <lassi@lassi.io>
Date: Mon, 14 Oct 2019 17:53:37 +0300
Subject: [PATCH] Add msys-based Windows build to CI

---
 .cirrus.yml      | 9 +++++++++
 README.adoc      | 1 +
 scripts/build.sh | 2 +-
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.cirrus.yml b/.cirrus.yml
index 0fbb10c..49f0f56 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -50,3 +50,12 @@ cygwin_task:
     - c:\tools\cygwin\cygwinsetup -q -P binutils,gcc-core
   compile_script:
     - c:\tools\cygwin\bin\bash --login "%CD%\scripts\build.sh"
+msys_task:
+  windows_container:
+    image: cirrusci/windowsservercore:cmake
+    os_version: 2019
+  setup_script:
+    - set PATH=c:\tools\msys64\bin;c:\tools\msys64\usr\bin;%PATH%
+    - pacman --noconfirm -S gcc
+  compile_script:
+    - c:\tools\msys64\usr\bin\bash --login "%CD%\scripts\build.sh"
diff --git a/README.adoc b/README.adoc
index 1407ee0..c5f4647 100644
--- a/README.adoc
+++ b/README.adoc
@@ -23,6 +23,7 @@ system C compiler. 64-bit and 32-bit builds work. Supported operating systems:
   ** Alpine Linux (gcc)
   ** Void Linux (gcc)
   ** Cygwin (gcc)
+  ** Msys (gcc)
 * BSD
   ** FreeBSD (clang)
   ** OpenBSD (clang)
diff --git a/scripts/build.sh b/scripts/build.sh
index 47b9302..3bbd214 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -2,7 +2,7 @@
 set -eu
 os="$(uname | tr A-Z- a-z_)"
 case $os in
-cygwin*)
+cygwin*|msys*)
     os=linux
     ;;
 esac