TWRP: add an option to exclude the TWRP appp9.0

 * Allow device maintainer to exclude the twrp app and disable
   the installation prompt. Mostly the app is useless for
   every unofficially supported devices.

 * BoardConfig flag: 'TW_EXCLUDE_TWRPAPP := true'

Original commit: https://gerrit.omnirom.org/#/c/android_bootable_recovery/+/27694/

Change-Id: I0aa1fb2ebe03ceb19c766178544039a82497cdd4

1 files changed, 4 insertions, 0 deletions

diff --git a/data.cpp b/data.cpp
index 088dbda6..d781e8a8 100755
--- a/data.cpp
+++ b/data.cpp
@@ -912,10 +912,14 @@ void DataManager::SetDefaultValues()
 	mConst.SetValue("tw_app_installed_in_system", "0");
 #else
 	mConst.SetValue("tw_oem_build", "0");
+  #ifdef TW_EXCLUDE_TWRPAPP
+	mConst.SetValue("tw_app_prompt", "-1");
+  #else
 	mPersist.SetValue("tw_app_prompt", "1");
 	mPersist.SetValue("tw_app_install_system", "1");
 	mData.SetValue("tw_app_install_status", "0"); // 0 = no status, 1 = not installed, 2 = already installed
 	mData.SetValue("tw_app_installed_in_system", "0");
+  #endif
 #endif
 
 	mData.SetValue("tw_enable_adb_backup", "0");