From fba0cee8ed90c545e19d1bf18b56d3874affdb5d Mon Sep 17 00:00:00 2001
From: DarthJabba9 <darthjabba9@gmail.com>
Date: Sat, 20 Feb 2021 17:13:09 -0500
Subject: [PATCH] bash: add to TWRP

Change-Id: Ie1826df01ad5fe2480e96d56b2c4fd1c91449cc2
---
 Android.mk          |  8 ++++++++
 prebuilt/Android.mk | 22 ++++++++++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/Android.mk b/Android.mk
index 2794640d..59354869 100755
--- a/Android.mk
+++ b/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 ($(TW_INCLUDE_REPACKTOOLS), true)
 TWRP_REQUIRED_MODULES += \
     magiskboot
diff --git a/prebuilt/Android.mk b/prebuilt/Android.mk
index 81acfac8..f3943ba8 100755
--- a/prebuilt/Android.mk
+++ b/prebuilt/Android.mk
@@ -324,6 +324,10 @@ ifneq ($(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
+