CI: Add Appveyor support for Windows builds

appveyor.bat

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+rem Matrix-driven Appveyor CI script for xqemu, borrowed from https://github.com/mypaint/libmypaint
+rem Currently only does MSYS2 builds.
+rem https://www.appveyor.com/docs/installed-software#mingw-msys-cygwin
+rem Needs the following vars:
+rem    MSYS2_ARCH:  x86_64 or i686
+rem    MSYSTEM:  MINGW64 or MINGW32
+
+rem Set the paths appropriately
+PATH C:\msys64\%MSYSTEM%\bin;C:\msys64\usr\bin;%PATH%
+
+rem Upgrade the MSYS2 platform
+bash -lc "pacman --noconfirm --sync --refresh --refresh pacman"
+bash -lc "pacman --noconfirm --sync --refresh --refresh --sysupgrade --sysupgrade"
+
+rem Install required tools
+bash -xlc "pacman --noconfirm -S --needed base-devel"
+
+rem Install the relevant native dependencies
+bash -xlc "pacman --noconfirm -S --needed git"
+bash -xlc "pacman --noconfirm -S --needed python2"
+bash -xlc "pacman --noconfirm -S --needed make"
+bash -xlc "pacman --noconfirm -S --needed autoconf"
+bash -xlc "pacman --noconfirm -S --needed automake-wrapper"
+bash -xlc "pacman --noconfirm -S --needed mingw-w64-x86_64-libtool"
+bash -xlc "pacman --noconfirm -S --needed mingw-w64-x86_64-pkg-config"
+bash -xlc "pacman --noconfirm -S --needed mingw-w64-x86_64-glib2"
+bash -xlc "pacman --noconfirm -S --needed mingw-w64-x86_64-glew"
+bash -xlc "pacman --noconfirm -S --needed mingw-w64-x86_64-SDL2"
+bash -xlc "pacman --noconfirm -S --needed mingw-w64-x86_64-pixman"
+
+rem Invoke subsequent bash in the build tree
+cd %APPVEYOR_BUILD_FOLDER%
+set CHERE_INVOKING=yes
+
+rem Build/test scripting
+bash -xlc "set pwd"
+bash -xlc "env"
+bash -xlc "./build_windows.sh"

appveyor.yml

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+environment:
+  matrix:
+    - MSYS2_ARCH: x86_64
+      MSYSTEM: MINGW64
+    # - MSYS2_ARCH: i686
+    #   MSYSTEM: MINGW32
+
+build_script:
+  - '%APPVEYOR_BUILD_FOLDER%\appveyor.bat'
+
+deploy: off
+
+artifacts:
+  - path: dist
+    name: xqemu
+    type: zip

get_deps.py

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+#!/usr/bin/env python
+"""
+This script is used to collect all available DLLs
+"""
+from __future__ import print_function
+import os
+import os.path
+import platform
+import subprocess
+import shutil
+import sys
+import argparse
+
+def main():
+	ap = argparse.ArgumentParser()
+	ap.add_argument('prog')
+	ap.add_argument('dest')
+	args = ap.parse_args()
+
+	if not os.path.exists(args.dest):
+		os.mkdir(args.dest)
+	elif not os.path.isdir(args.dest):
+		print('File exists with destination name')
+		sys.exit(1)
+
+	sout = subprocess.check_output(['ldd', args.prog])
+	for line in sout.splitlines():
+		line = line.strip().split()
+		dll_name, dll_path, dll_load_addr = line[0], line[2], line[3]
+		if dll_name.startswith('???'):
+			print('Unknown DLL?')
+			continue
+		if dll_path.lower().startswith('/c/windows') or dll_path.lower().startswith('c:/windows'):
+			print('Skipping system DLL %s' % dll_path)
+			continue
+		print('Copying %s...' % dll_path)
+		shutil.copyfile(dll_path, os.path.join(args.dest, dll_name))
+
+if __name__ == '__main__':
+	main()