Move innosetup meson config into scripts directory

The purpose is to keep the main meson build file as simple as possible
while keeping the innosetup config.

meson.build

@@ -14,13 +14,6 @@ conf_data.set('PROJECT_BUILD_DIR', meson.current_build_dir())
 conf_data.set('PROJECT_SOURCE_DIR', meson.current_source_dir())
 conf_data.set('PROJECT_VERSION', meson.project_version())
 
-if host_machine.system() == 'windows'
-    configure_file(
-        input : 'scripts/innosetup/innosetup.iss.in',
-        output : 'innosetup.iss',
-        configuration : conf_data
-    )
-endif
 #===============================================================================
 # Compiler Settings
 #===============================================================================
@@ -127,3 +120,4 @@ configure_file(
 #===============================================================================
 subdir('lib/font_renderer')
 subdir('src')
+subdir('scripts')

scripts/innosetup/innosetup.sh

@@ -51,5 +51,5 @@ else
   ARCH=Win32
 fi
 
-/c/Program\ Files\ \(x86\)/Inno\ Setup\ 6/ISCC.exe -dARCH=$ARCH $BUILD_DIR/innosetup.iss
+/c/Program\ Files\ \(x86\)/Inno\ Setup\ 6/ISCC.exe -dARCH=$ARCH $BUILD_DIR/scripts/innosetup.iss
 mv $BUILD_DIR/LiteXL*.exe $(pwd)

scripts/meson.build

@@ -0,0 +1,8 @@
+if host_machine.system() == 'windows'
+    configure_file(
+        input : 'innosetup/innosetup.iss.in',
+        output : 'innosetup.iss',
+        configuration : conf_data
+    )
+endif
+