Revert "Implement autodetection for SAR, based on the installed system"

Change-Id: I9e6c549013c1d5564d0a2e369510535e3869dff6
diff --git a/partition.cpp b/partition.cpp
index be01b15..64b461c 100755
--- a/partition.cpp
+++ b/partition.cpp
@@ -274,7 +274,7 @@
 	// Do nothing
 }
 
-bool TWPartition::Process_Fstab_Line(const char *fstab_line, bool Display_Error, std::map<string, Flags_Map> *twrp_flags, bool Sar_Detect) {
+bool TWPartition::Process_Fstab_Line(const char *fstab_line, bool Display_Error, std::map<string, Flags_Map> *twrp_flags) {
 	char full_line[MAX_FSTAB_LINE_LENGTH];
 	char twflags[MAX_FSTAB_LINE_LENGTH] = "";
 	char* ptr;
@@ -320,12 +320,11 @@
 			Mount_Point = ptr;
 			if (fstab_version == 2 && Is_Super == false) {
 				additional_entry = PartitionManager.Find_Partition_By_Path(Mount_Point);
-				if (!Sar_Detect && additional_entry) {
+				if (additional_entry) {
 					LOGINFO("Found an additional entry for '%s'\n", Mount_Point.c_str());
 				}
 			}
-			if(!Sar_Detect)
-				LOGINFO("Processing '%s'\n", Mount_Point.c_str());
+			LOGINFO("Processing '%s'\n", Mount_Point.c_str());
 			Backup_Path = Mount_Point;
 			Storage_Path = Mount_Point;
 			Display_Name = ptr + 1;
@@ -424,13 +423,11 @@
 	if (Primary_Block_Device.find("*") != string::npos)
 		Wildcard_Block_Device = true;
 
-	if (Sar_Detect) {
-		if(Is_File_System(Fstab_File_System) && (Mount_Point == "/" || Mount_Point == "/system" || Mount_Point == "/system_root"))
-			Find_Actual_Block_Device();
-		else
-			return true;
-	} else if (Mount_Point == "auto") {
-		Mount_Point = "/auto" + to_string(auto_index);
+	if (Mount_Point == "auto") {
+		Mount_Point = "/auto";
+		char autoi[5];
+		sprintf(autoi, "%i", auto_index);
+		Mount_Point += autoi;
 		Backup_Path = Mount_Point;
 		Storage_Path = Mount_Point;
 		Backup_Name = Mount_Point.substr(1);
@@ -455,13 +452,18 @@
 		Setup_File_System(Display_Error);
 		Backup_Name = Display_Name = Mount_Point.substr(1, Mount_Point.size() - 1);
 		if (Mount_Point == "/" || Mount_Point == "/system" || Mount_Point == "/system_root") {
+			Mount_Point = PartitionManager.Get_Android_Root_Path();
+			Backup_Path = Mount_Point;
+			Storage_Path = Mount_Point;
 			Display_Name = "System";
 			Backup_Name = "system";
 			Backup_Display_Name = Display_Name;
 			Storage_Name = Display_Name;
-			Wipe_Available_in_GUI = true;
-			Can_Be_Backed_Up = true;
+			Wipe_Available_in_GUI = false;
+			Can_Be_Backed_Up = false;
+			Can_Be_Wiped = false;
 			Mount_Read_Only = true;
+			Make_Dir(PartitionManager.Get_Android_Root_Path(), true);
 		} else if (Mount_Point == "/product") {
 			Display_Name = "Product";
 			Backup_Name = "Product";
@@ -629,24 +631,6 @@
 		}
 	}
 
-	if (Is_File_System(Fstab_File_System) && (Mount_Point == "/" || Mount_Point == "/system" || Mount_Point == "/system_root")) {
-		if (Sar_Detect) {
-			Mount_Point = "/s";
-			Mount_Read_Only = true;
-			Can_Be_Mounted = true;
-		} else {
-			Mount_Point = PartitionManager.Get_Android_Root_Path();
-			Backup_Path = Mount_Point;
-			Storage_Path = Mount_Point;
-			Make_Dir(Mount_Point, Display_Error);
-		}
-		if (Is_Super) {
-			Can_Be_Backed_Up = false;
-			Can_Be_Wiped = false;
-			Wipe_Available_in_GUI = false;
-		}
-	}
-
 	return true;
 }
 
@@ -1596,24 +1580,10 @@
 		string Command = "/system/bin/mount -o bind '" + Symlink_Path + "' '" + Symlink_Mount_Point + "'";
 		TWFunc::Exec_Cmd(Command);
 	}
-
- #ifndef TW_NO_BIND_SYSTEM
-	if (Mount_Point == "/system_root") {
-		unlink("/system");
-		mkdir("/system", 0755);
-		mount("/system_root/system", "/system", "auto", MS_BIND, NULL);
-	}
-#endif
 	return true;
 }
 
 bool TWPartition::UnMount(bool Display_Error) {
-	if (Mount_Point == "/system_root") {
-		if (umount("/system") == -1)
-			umount2("/system", MNT_DETACH);
-		rmdir("/system");
-		symlink("/system_root/system", "/system");
-	}
 	if (Is_Mounted()) {
 		int never_unmount_system;
 
@@ -2960,7 +2930,7 @@
 		TWPartition *part = new TWPartition;
 		char buffer[MAX_FSTAB_LINE_LENGTH];
 		sprintf(buffer, "%s %s-%i auto defaults defaults", item.c_str(), Mount_Point.c_str(), ++mount_point_index);
-		part->Process_Fstab_Line(buffer, false, NULL, false);
+		part->Process_Fstab_Line(buffer, false, NULL);
 		char display[MAX_FSTAB_LINE_LENGTH];
 		sprintf(display, "%s %i", Storage_Name.c_str(), mount_point_index);
 		part->Storage_Name = display;