Skip except msys2 on scheduled builds

Don't update msys2 on normal builds.

appveyor.yml

@@ -1,16 +1,5 @@
 version: 1.0.{build}
 
-matrix:
-  exclude:
-    - APPVEYOR_SCHEDULED_BUILD: Ture
-      compiler: msbuild
-    - APPVEYOR_SCHEDULED_BUILD: Ture
-      compiler: msvc
-    - APPVEYOR_SCHEDULED_BUILD: Ture
-      compiler: mingw
-    - APPVEYOR_SCHEDULED_BUILD: Ture
-      compiler: cygwin
-
 environment:
   matrix:
     - compiler: msbuild

win32/appveyor.bat

@@ -12,6 +12,11 @@ if "%1"=="" (
   set target=%1
 )
 
+if "%APPVEYOR_SCHEDULED_BUILD%"=="True" (
+  if not "%compiler%"=="msys2" (
+    exit 0
+  )
+)
 for %%i in (msbuild msvc msys2 mingw cygwin) do if "%compiler%"=="%%i" goto %compiler%_%target%
 
 echo Unknown build target.
@@ -120,19 +125,24 @@ goto :eof
 @echo on
 PATH C:\%MSYS2_DIR%\%MSYSTEM%\bin;C:\%MSYS2_DIR%\usr\bin;%PATH%
 set CHERE_INVOKING=yes
-bash -lc 'if [ "x$(checkupdates)" != x ]; then exit 1; fi'
-if ERRORLEVEL 1 (
-	@rem Update found
-	@rem Remove unused toolchain to reduce the time for updating
-	if "%MSYSTEM%"=="MINGW64" (
-		bash -lc "pacman --noconfirm -Rs mingw-w64-i686-toolchain"
-	) else if "%MSYSTEM%"=="MINGW32" (
-		bash -lc "pacman --noconfirm -Rs mingw-w64-x86_64-toolchain"
-	)
-	@rem Synchronize package databases and upgrade the core system
-	C:\%MSYS2_DIR%\usr\bin\pacman --noconfirm --noprogressbar -Syu
-	@rem Run again to update the rest of packages
-	C:\%MSYS2_DIR%\usr\bin\pacman --noconfirm --noprogressbar -Su
+if "%APPVEYOR_SCHEDULED_BUILD%"=="True" (
+  @rem Update build message
+  for /f "delims=" %%i in ('date /t') do appveyor UpdateBuild -Message "Daily build: %%i"
+
+  bash -lc 'if [ "x$(checkupdates)" != x ]; then exit 1; fi'
+  if ERRORLEVEL 1 (
+    @rem Update found
+    @rem Remove unused toolchain to reduce the time for updating
+    if "%MSYSTEM%"=="MINGW64" (
+      bash -lc "pacman --noconfirm -Rs mingw-w64-i686-toolchain"
+    ) else if "%MSYSTEM%"=="MINGW32" (
+      bash -lc "pacman --noconfirm -Rs mingw-w64-x86_64-toolchain"
+    )
+    @rem Synchronize package databases and upgrade the core system
+    C:\%MSYS2_DIR%\usr\bin\pacman --noconfirm --noprogressbar -Syu
+    @rem Run again to update the rest of packages
+    C:\%MSYS2_DIR%\usr\bin\pacman --noconfirm --noprogressbar -Su
+  )
 )
 :: Install necessary packages
 bash -lc "for i in {1..3}; do pacman --noconfirm --noprogressbar -S --needed mingw-w64-%MSYS2_ARCH%-{python3-sphinx,jansson,libxml2,libyaml} && break || sleep 15; done"
@@ -162,6 +172,9 @@ bash -lc "make check APPVEYOR=1"
 goto :eof
 
 :msys2_package
+if not "%APPVEYOR_SCHEDULED_BUILD%"=="True" (
+  exit 0
+)
 md package
 :: Build html docs and man pages
 bash -lc "make -C docs html && make -C man RST2HTML=rst2html3"