bash: add to TWRP

Change-Id: Ie1826df01ad5fe2480e96d56b2c4fd1c91449cc2

Android.mk

@@ -139,6 +139,7 @@ ifeq ($(TW_OEM_BUILD),true)
     TW_EXCLUDE_MTP := true
     TW_EXCLUDE_TZDATA := true
     TW_EXCLUDE_NANO := true
+    TW_EXCLUDE_BASH := true
 endif
 
 ifeq ($(AB_OTA_UPDATER),true)
@@ -423,6 +424,13 @@ TWRP_REQUIRED_MODULES += \
     nano.rc
 endif
 
+ifneq ($(TW_EXCLUDE_BASH), true)
+    ifneq ($(wildcard external/bash/.),)
+    TWRP_REQUIRED_MODULES += \
+        bash_twrp
+    endif
+endif
+
 ifeq ($(TW_INCLUDE_REPACKTOOLS), true)
 TWRP_REQUIRED_MODULES += \
     magiskboot

prebuilt/Android.mk

@@ -324,6 +324,10 @@ ifneq ($(TW_EXCLUDE_NANO), true)
     RECOVERY_LIBRARY_SOURCE_FILES += $(TARGET_OUT_SHARED_LIBRARIES)/libssl.so
 endif
 
+ifneq ($(TW_EXCLUDE_BASH), true)
+    RECOVERY_BINARY_SOURCE_FILES += $(TARGET_OUT_OPTIONAL_EXECUTABLES)/bash
+endif
+
 include $(CLEAR_VARS)
 LOCAL_MODULE := relink_libraries
 LOCAL_MODULE_TAGS := optional
@@ -539,3 +543,21 @@ LOCAL_POST_INSTALL_CMD += \
     cp -rf external/libncurses/lib/terminfo $(TARGET_RECOVERY_ROOT_OUT)/system/etc/;
 include $(BUILD_PHONY_PACKAGE)
 
+ifneq ($(TW_EXCLUDE_BASH), true)
+	include $(CLEAR_VARS)
+	LOCAL_MODULE := bash_twrp
+	LOCAL_MODULE_TAGS := optional
+	LOCAL_MODULE_CLASS := ETC
+	LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)/system/bin
+	LOCAL_REQUIRED_MODULES := bash
+
+	LOCAL_POST_INSTALL_CMD += \
+		mkdir -p $(TARGET_RECOVERY_ROOT_OUT)/system/etc/bash/; \
+		cp -rf external/bash/etc/ $(TARGET_RECOVERY_ROOT_OUT)/system/etc/bash; \
+        sed -i 's/ro.lineage.device/ro.product.device/' $(TARGET_RECOVERY_ROOT_OUT)/system/etc/bash/bashrc; \
+        sed -i '/export TERM/d' $(TARGET_RECOVERY_ROOT_OUT)/system/etc/bash/bashrc; \
+        mkdir -p $(TARGET_RECOVERY_ROOT_OUT)/sbin; \
+        ln -sf /system/bin/bash $(TARGET_RECOVERY_ROOT_OUT)/sbin/bash;
+	include $(BUILD_PHONY_PACKAGE)
+endif
+