o-mag2lvs.sh

#!/bin/sh
export MAGIC=/ef/efabless/bin/magic

export MAGTYPE=mag; export PDKPATH=/ef/tech/SW/EFS8A ; 
$MAGIC -dnull -noconsole -rcfile $PDKPATH/libs.tech/magic/20200408/EFS8A.magicrc  <<EOF

##########
drc off
load ${1%.mag} -dereference
select top cell
expand
#port makeall
##########
extract unique 			;# Turns off joinNetsByName - BY DEFAULT IT IS ON
extract style ngspice(sim)	;# styles/extract: ngspice(sim) --> with subckts, ngspice(lvs) --> explicit M for transistors, ngspice(si) <<- DO NOT USE si 
extract do local
extract no all
extract all			;# ensures no incremnetal greneration of per cell .ext files
feedback save ${1%.mag}.ext.tcl
##########
ext2spice lvs			;# = all the steps commented below
#ext2spice hierarchy on		;#
#ext2spice format ngspice
#ext2spice scale off		;#
#ext2spice renumber off		;# renumbers the subcircuit instances
#ext2spice subcircuit top auto
#ext2spice cthresh infinite
#ext2spice rthresh infinite
#ext2spice blackbox on		;# detects MAGTYPE=maglef files and netlists them as blackbox
#ext2spice global off
ext2spice -o ${1%.mag}.lvs.lay
##########
quit -noprompt
EOF

# feedback save ${1%.mag}.ext.tcl
# snap int
# source 	${1%.mag}.ext.tcl