try build matrix

appveyor.yml

@@ -5,7 +5,13 @@ branches:
 build_script:
 - ps: >-
    & "$env:APPVEYOR_BUILD_FOLDER\ci\msvc.ps1"
-   
 
 cache:
 - work\git -> appveyor.yml
+
+environment:
+    matrix:
+    #mingw
+    - COMPILER: MINGW
+    #msvc
+    - COMPILER: MSVC

ci/appveyor.ps1

@@ -1,25 +1,52 @@
-Import-Module $env:APPVEYOR_BUILD_FOLDER\ci\ci.psm1 -Force
-
-batCall "C:\Qt\5.5\msvc2013_64\bin\qtenv2.bat"
-batCall "C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\vcvarsall.bat" amd64
+#Set environment variables for Visual Studio Command Prompt
+#http://stackoverflow.com/questions/2124753/how-i-can-use-powershell-with-the-visual-studio-command-prompt
+function batCall([string] $path, [string] $arg)
+{
+Write-Host "Calling $path $arg"
+cmd /c "'$path' '$arg' & set" |
+foreach {
+  if ($_ -match "=") {
+    #Write-Host "ENV:\$($v[0])=$($v[1])"
+    $v = $_.split("="); set-item -force -path "ENV:\$($v[0])"  -value "$($v[1])"
+  }
+}
+}
 
 $CMAKE_INSTALL_ROOT=$env:APPVEYOR_BUILD_FOLDER -replace "\\", "/"
-
 $CMAKE_INSTALL_ROOT="$CMAKE_INSTALL_ROOT/work/install"
+
+
 mkdir $env:APPVEYOR_BUILD_FOLDER\work\install
 mkdir $env:APPVEYOR_BUILD_FOLDER\work\build
 mkdir $env:APPVEYOR_BUILD_FOLDER\work\build\extra-cmake-modules
 mkdir $env:APPVEYOR_BUILD_FOLDER\work\build\snorenotify
+
+
 If ( !(Test-Path "$env:APPVEYOR_BUILD_FOLDER\work\git")){
     mkdir $env:APPVEYOR_BUILD_FOLDER\work\git
     cd $env:APPVEYOR_BUILD_FOLDER\work\git
     git clone git://anongit.kde.org/extra-cmake-modules.git
 }
 
+
+if( $env:COMPILER -eq "MINGW" )
+{
+batCall "C:\Qt\5.5\mingw492_32\bin\qtenv2.bat"
+#remove sh.exe from path
+$env:PATH=$env:PATH -replace "C:\\Program Files \(x86\)\\Git\\bin", ""
+$CMAKE_GENERATOR="MinGW Makefiles"
+}
+elseif( $env:COMPILER -eq "MSVC" )
+{
+batCall "C:\Qt\5.5\msvc2013_64\bin\qtenv2.bat"
+batCall "C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\vcvarsall.bat" amd64
+$CMAKE_GENERATOR="NMake Makefiles"
+}
+
 cd $env:APPVEYOR_BUILD_FOLDER\work\build\extra-cmake-modules
-cmake -G"NMake Makefiles" $env:APPVEYOR_BUILD_FOLDER\work\git\extra-cmake-modules -DCMAKE_INSTALL_PREFIX="$CMAKE_INSTALL_ROOT"
+cmake -G $CMAKE_GENERATOR $env:APPVEYOR_BUILD_FOLDER\work\git\extra-cmake-modules -DCMAKE_INSTALL_PREFIX="$CMAKE_INSTALL_ROOT"
 nmake install
 
 cd $env:APPVEYOR_BUILD_FOLDER\work\build\snorenotify
-cmake -G"NMake Makefiles" $env:APPVEYOR_BUILD_FOLDER -DWITH_SNORE_DAEMON=ON -DWITH_FRONTENDS=ON -DCMAKE_INSTALL_PREFIX="$CMAKE_INSTALL_ROOT"
+cmake -G $CMAKE_GENERATOR $env:APPVEYOR_BUILD_FOLDER -DWITH_SNORE_DAEMON=ON -DWITH_FRONTENDS=ON -DCMAKE_INSTALL_PREFIX="$CMAKE_INSTALL_ROOT"
 nmake

ci/ci.psm1

@@ -1,13 +0,0 @@
-#Set environment variables for Visual Studio Command Prompt
-#http://stackoverflow.com/questions/2124753/how-i-can-use-powershell-with-the-visual-studio-command-prompt
-function batCall([string] $path, [string] $arg)
-{
-Write-Host "Calling $path $arg"
-cmd /c "$path $arg & set" |
-foreach {
-  if ($_ -match "=") {
-    #Write-Host "ENV:\$($v[0])=$($v[1])"
-    $v = $_.split("="); set-item -force -path "ENV:\$($v[0])"  -value "$($v[1])"
-  }
-}
-}