soong: Conditionally spoof ro.product.first_api_level to 32 [1/2]

Devices that shipped on API 33 or higher need to set
ro.product.first_api_level to 32 in order to pass integrity.

Set SPOOF_FIRST_API_LEVEL_32 := true in BoardConfig*.mk to enable.

Signed-off-by: AnierinB <anierin@evolution-x.org>

build/soong/Android.bp

@@ -108,3 +108,20 @@ cc_library_headers {
     name: "prebuilt_kernel_headers",
     defaults: ["prebuilt_kernel_header_defaults"],
 }
+
+soong_config_module_type {
+    name: "spoof_first_api_level_32",
+    module_type: "cc_defaults",
+    config_namespace: "lineageGlobalVars",
+    bool_variables: ["spoof_first_api_level_32"],
+    properties: ["cppflags"]
+}
+
+spoof_first_api_level_32 {
+    name: "spoof_first_api_level_32_defaults",
+    soong_config_variables: {
+        spoof_first_api_level_32: {   
+            cppflags: ["-DSPOOF_FIRST_API_LEVEL_32"],
+        },
+    },
+}

config/BoardConfigSoong.mk

@@ -29,6 +29,13 @@ endef
 
 $(foreach v,$(EXPORT_TO_SOONG),$(eval $(call addVar,$(v))))
 
+SOONG_CONFIG_NAMESPACES += lineageGlobalVars
+SOONG_CONFIG_lineageGlobalVars += \
+    spoof_first_api_level_32
+
+# Soong bool variables
+SOONG_CONFIG_lineageGlobalVars_spoof_first_api_level_32 := $(SPOOF_FIRST_API_LEVEL_32)
+
 # Camera
 ifneq ($(TARGET_CAMERA_OVERRIDE_FORMAT_FROM_RESERVED),)
     $(error TARGET_CAMERA_OVERRIDE_FORMAT_FROM_RESERVED is deprecated, please migrate to soong_config_set,camera,override_format_from_reserved)