Allow setting root and boot partitions before running

archlabs-installer

@@ -1007,6 +1007,7 @@ select_mountpoint()
 			EXMNT=''
 		fi
 	done
+	msg "Mount Extra" "\nMounting Finished\n\n\nNo extra partitions available to mount, returning to main menu.\n" 2
 	return 0
 }
 
@@ -1033,6 +1034,7 @@ select_filesystem()
 
 select_efi_partition()
 {
+	if [[ -z $BOOT_PART ]]; then
 		if [[ $AUTO_BOOT_PART ]]; then
 			BOOT_PART="$AUTO_BOOT_PART"
 			return 0 # were done here
@@ -1054,6 +1056,7 @@ select_efi_partition()
 				dlg BOOT_PART menu "EFI Partition" "$_uefi" $pts
 			fi
 		fi
+	fi
 
 	if [[ -z $BOOT_PART ]]; then
 		return 1
@@ -1071,6 +1074,7 @@ select_efi_partition()
 
 select_boot_partition()
 {
+	if [[ -z $BOOT_PART ]]; then
 		if [[ $AUTO_BOOT_PART && ! $LVM ]]; then
 			BOOT_PART="$AUTO_BOOT_PART"
 			return 0 # were done here
@@ -1093,6 +1097,7 @@ select_boot_partition()
 				[[ -z $BOOT_PART || $BOOT_PART == "skip" ]] && { BOOT_PART=''; return 0; }
 			fi
 		fi
+	fi
 
 	if grep -q 'ext[34]' <<< "$(fsck -N "$BOOT_PART")"; then
 		local txt="\nIMPORTANT:\n\nThe boot partition $BOOT_PART $_format"
@@ -1107,6 +1112,7 @@ select_boot_partition()
 
 select_root_partition()
 {
+	if [[ -z $ROOT_PART ]]; then
 		if [[ $AUTO_ROOT_PART && -z $LVM && -z $LUKS ]]; then
 			ROOT_PART="$AUTO_ROOT_PART"
 			msg "Mount Menu" "\nUsing partitions created during automatic format.\n" 2
@@ -1130,12 +1136,12 @@ select_root_partition()
 				dlg ROOT_PART menu "Mount Root" "\nSelect the root (/) partition, this is where $DIST will be installed.\n\nDevices smaller than 8G will not be shown here." $pts
 			fi
 		fi
+	fi
 
 	if [[ -z $ROOT_PART ]] || ! select_filesystem "$ROOT_PART" || ! part_mount "$ROOT_PART"; then
 		ROOT_PART=''
 		return 1
 	fi
-
 	return 0
 }
 
@@ -2189,7 +2195,7 @@ usage()
 	options:
 	    -h, --help     print this message and exit
 	    -l, --live     install and setup a live session
-	    -d, --debug    enable debugging and log output to $DBG
+	    -d, --debug    enable xtrace and log output to $DBG
 
 	sessions:
 	    i3-gaps  - A fork of i3wm with more features including gaps
@@ -2203,6 +2209,18 @@ usage()
 	    plasma   - A kde software project currently comprising a full desktop environment
 	    xfce4    - A lightweight and modular desktop environment based on gtk+2/3
 
+	distro name:
+
+	    set the DIST environment variable before launching the installer eg.
+
+		    DIST='MyDistro' $1
+
+	editor used:
+
+	    set the EDITOR environment variable before launching the installer eg.
+
+		    EDITOR='nano' $1
+
 	EOF
 	exit 0
 }