On 2/3/10 Wed Feb 3, 2010 6:44 AM, "PolyPusher"
<[email protected]> scribbled:
> Hi All,
>
> I have some Perl experience but has been awhile. I mainly write
> SKILL lisp programs for Cadence CAD for a layout group(we are a IC
> design center).
>
> I have a CBR(describes circuit) file and want to open it, find the
> line in file
>
> .SUBCKT __RE1321_4 HB_GND GSM_RX DCS_RX DCS_VRX GSM_VRX PCS_TX
> SHUNT_GND ANT
> + VRXEN GSM_VTX GSM_TX PCS_VTX
>
> Where .SUBCKT __RE1321_4 is found and the output of the file is the
> pins(ignore the + sign)
>
> Output:
> ("HB_GND" "GSM_RX" "DCS_RX" "DCS_VRX" "The rest of 'em")
>
> The above is a list that can be used by SKILL code.
>
> I only understand the very basics of perl, the more info the better.
>
> Thank you in advance for any help,
> Eric
>
> What I have so far.....
You have a good start. My additions below are untested, so may contain bugs.
>
> #!/usr/bin/perl
> use warnings;
> use strict;
>
>
> my $read_file = 'RE1321_4.cbr';
> my $write_file = 'NavInputPins.list';
>
>
> open READ, '<', $read_file or die "Can't open '$read_file' $!";
> open WRITE, '>', $write_file or die "Can't open '$write_file' $!";
>
while( my $line = <READ> ) {
if( $line =~ m{ \A \.SUBCKT }x ) {
my @fields = split(' ',$line);
my @pins = grep( !/\+/, @fields[ 2 .. $#fields] );
print WRITE '"', join('" "',@pins), "\"\n";
}
> }
>
>
> close READ or die "Couldn't close '$read_file' $!";
> close WRITE or die "Couldn't close '$write_file' $!";
>
> exit 0;
>
>
> __END__
>
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