Add input file dedicated to batch mode,

to be run with
ngspice -b -r inv.out bsimbulk_inverter_bach.sp

examples/osdi/bsimbulk/bsimbulk_inverter_batch.sp

@@ -0,0 +1,31 @@
+* BSIMBULK model vers. 107
+* simple inverter
+* to be started in batch mode with raw file, e.g.
+* ngspice -b -r invout.raw bsimbulk_inverter_batch.sp
+
+.param Vcc = 1.2
+.csparam vcc='Vcc'
+
+* Path to the models
+.include Modelcards/model.l
+
+* the voltage sources:
+Vdd vdd gnd DC 'Vcc'
+V1 in gnd pulse(0 'Vcc' 0p 200p 100p 1n 2n)
+Vmeas vss 0 0
+
+Xnot1 in vdd vss out not1
+*Rout out 0 1k
+
+.subckt not1 a vdd vss z
+Np1 z a vdd vdd BSIMBULK_osdi_P  l=0.1u  w=1u  as=0.26235p  ad=0.26235p  ps=2.51u   pd=2.51u
+Nn1 z a vss vss BSIMBULK_osdi_N l=0.1u  w=0.5u as=0.131175p ad=0.131175p ps=1.52u   pd=1.52u
+c3  a     vss   0.384f
+c2  z     vss   0.576f
+.ends
+
+* simulation command:
+.tran 10ps 10ns
+.dc V1 0 'vcc' 'vcc/100'
+
+.end