mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-11-30 04:19:40 +02:00
497 lines
9.2 KiB
Perl
Executable File
497 lines
9.2 KiB
Perl
Executable File
#!/usr/bin/perl
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use re 'eval';
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use IO::File;
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#
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# "sanitize" converts all "special" characters to underscores. This is used to
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# avoid part names that could conflict with other uses of meta-characters, such
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# as spaces or hash signs.
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#
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sub sanitize
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{
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local (*s) = @_;
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my $ok = '[^-a-zA-Z0-9._%,:()=+\/]';
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print STDERR "converting special character(s) in $s\n" if $s =~ /$ok/;
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$s =~ s/$ok/_/g;
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}
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sub skip
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{
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# do nothing
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}
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#
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# "bom" populates the following global variable:
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#
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# $cmp{component-reference}[0] = value
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# $cmp{component-reference}[1] = footprint
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# $cmp{component-reference}[2] = field1
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# ...
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#
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sub bom
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{
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if (/^#End Cmp/) {
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$mode = *skip;
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return;
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}
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die unless /^\|\s+(\S+)\s+/;
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my $ref = $1;
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my @f = split(/\s*;\s*/, $');
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next if $f[0] eq "NC";
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for (@f) {
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s/\s+$//;
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&sanitize(\$_);
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}
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$cmp{$ref} = [ @f ];
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}
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#
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# "equ" populates the following global variables:
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#
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# $id{item-number} = "namespace item-number"
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# This is used for heuristics that look up parts commonly referred to by
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# their part number.
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#
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# $eq{"namespace0 item-number0"}[] = ("namespace1 item-number1", ...)
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# List of all parts a given part is equivalent to.
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#
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sub equ
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{
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my @f = split(/\s+/);
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&sanitize(\$f[1]);
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&sanitize(\$f[3]);
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my $a = "$f[0] $f[1]";
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my $b = "$f[2] $f[3]";
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$id{$f[1]} = $a;
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$id{$f[3]} = $b;
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push @{ $eq{$a} }, $b;
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push @{ $eq{$b} }, $a;
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}
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#
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# "inv" populates the following global variables:
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#
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# $id{item-number} = "namespace item-number"
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# This is used for heuristics that look up parts commonly referred to by
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# their part number.
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#
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# $inv{"namespace item-number"}[0] = items-in-stock
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# $inv{"namespace item-number"}[1] = currency
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# $inv{"namespace item-number"}[2] = order-quantity
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# $inv{"namespace item-number"}[3] = unit-price
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# [2] and [3] may repeat.
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#
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sub inv
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{
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my @f = split(/\s+/);
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&sanitize(\$f[1]);
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my $id = "$f[0] $f[1]";
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shift @f;
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my $ref = shift @f;
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die "duplicate inventory entry for \"$id\"" if defined $inv{$id};
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$id{$ref} = $id;
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$inv{$id} = [ @f ];
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$inv{$id}[0] = 999999 unless defined $inv{$id}[0];
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$inv{$id}[1] = "N/A" unless defined $inv{$id}[1];
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$inv{$id}[2] = 1 unless defined $inv{$id}[2];
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$inv{$id}[3] = 999999 unless defined $inv{$id}[3];
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}
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#
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# "par" populates the following global variables:
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#
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# $parts{component-ref}[0] = namespace
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# $parts{component-ref}[1] = item-number
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# [0] and [1] may repeat
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#
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# $want{"namespace item"} = number of times we may use the part. If multiple
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# parts are eligible for a component, each of them is counted as desirable
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# for each component.
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#
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# $comps{"namespace item"}{component-ref} = 1
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# Set of components a part may be used for.
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#
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sub par
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{
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my @f = split(/\s+/);
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my $ref = shift @f;
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$parts{$ref} = [ @f ];
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while (@f) {
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my @id = splice(@f, 0, 2);
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my $id = "$id[0] $id[1]";
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$want{$id}++;
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$comps{$id}{$ref} = 1;
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}
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}
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#
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# "chr" populates the following global variable:
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#
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# $chr{"namespace item-number"}{parameter} = value
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#
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# $last is used internally for continuation lines.
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#
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sub chr
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{
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my @f;
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if (/^\s+/) {
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@f = split(/\s+/, $');
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} else {
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@f = split(/\s+/);
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my $ref = shift @f;
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my $num = shift @f;
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$last = "$ref $num";
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}
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for (@f) {
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die "\"=\" missing in $_" unless /=/;
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$chr{$last}{uc($`)} = $';
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}
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}
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#
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# "sub" populates the following global variables:
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#
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# $end[rule-number] = 0 / 1
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# $match[rule-number]{field}[0] = original-pattern
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# $match[rule-number]{field}[1] = RE1
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# $match[rule-number]{field}[2] = RE2
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# $action[rule-number]{field} = value
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#
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# $match_stack[depth]{field}[0] = original-pattern
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# $match_stack[depth]{field}[1] = RE1
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# $match_stack[depth]{field}[2] = RE2
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# $action_stack[depth]{field} = value
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# $may_cont = 0 / 1
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# $last
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# $last_action
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#
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#
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# $cvn_from{internal-handle} = index
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# $cvn_to{internal-handle} = index
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# $cvn_unit{internal-handle} = unit-name
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# $cvn_num = internal-handle
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# $found{field-or-subfield} = string
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sub sub_pattern
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{
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local ($field, $p) = @_;
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my $n = 0;
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$p =~ s/\./\\./g;
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$p =~ s/\+/\\+/g;
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$p =~ s/\?/./g;
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$p =~ s/\*/.*/g;
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my $tmp = "";
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while ($p =~ /^([^\(]*)\(/) {
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$n++;
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$tmp .= "$1(?'${field}__$n'";
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$p = $';
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}
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$p = "^".$tmp.$p."\$";
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my $q = $p;
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while ($p =~ /^([^\$]*)\$(.)/) {
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$p = "$1(\\d+$2\\d*|\\d+[GMkmunpf$2]\\d*)(?{ &__cvn($cvn_num); })$'";
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$cvn_unit{$cvn_num} = $2;
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die unless $q =~ /^([^\$]*)\$(.)/;
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$q = "$1(\\d+(\.\\d+)?[GMkmunpf]?$2)$'";
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$cvn_num++;
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}
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return ($p, $q);
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}
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sub sub_value
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{
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return $_[0];
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}
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sub sub
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{
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/^(\s*)/;
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my $indent = $1;
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my @f = split(/\s+/, $');
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my $f;
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my $in = 0; # indentation level
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while (length $indent) {
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my $c = substr($indent, 0, 1, "");
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if ($c eq " ") {
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$in++;
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} elsif ($c eq "\t") {
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$in = ($in+8) & ~7;
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} else {
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die;
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}
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}
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if ($may_cont && $in > $last) {
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pop(@match);
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pop(@action);
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pop(@end);
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} else {
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$match_stack[0] = undef;
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$action_stack[0] = undef;
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$last_action = 0;
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$last = $in;
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}
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if (!$last_action) {
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while (@f) {
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$f = shift @f;
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last if $f eq "->" || $f eq "{" || $f eq "}" || $f eq "!";
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if ($f =~ /=/) {
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$match_stack[0]{uc($`)} = [ $', &sub_pattern(uc($`), $') ];
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} else {
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$match_stack[0]{"REF"} = [ &sub_pattern("REF", $f) ];
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}
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}
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$last_action = 1 if $f eq "->";
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}
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if ($last_action) {
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while (@f) {
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$f = shift @f;
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last if $f eq "{" || $f eq "!";
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die unless $f =~ /=/;
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$action_stack[0]{uc($`)} = &sub_value($');
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}
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}
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$may_cont = 0;
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if ($f eq "{") {
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unshift(@match_stack, undef);
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unshift(@action_stack, undef);
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die "items following {" if @f;
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} elsif ($f eq "}") {
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shift @match_stack;
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shift @action_stack;
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die "items following }" if @f;
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} else {
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die "items following !" if @f && $f eq "!";
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push(@end, $f eq "!");
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$may_cont = $f ne "!";
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my $n = $#end;
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push(@match, undef);
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push(@action, undef);
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for my $m (reverse @match_stack) {
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for (keys %{ $m }) {
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$match[$n]{$_} = $m->{$_};
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}
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}
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for my $a (reverse @action_stack) {
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for (keys %{ $a }) {
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$action[$n]{$_} = $a->{$_};
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}
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}
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}
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}
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#
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# "ord" populates the following global variables:
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#
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# $order{"namespace item-number"}[0] = quantity to order
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# $order{"namespace item-number"}[1] = currency
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# $order{"namespace item-number"}[2] = total cost in above currency
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# $order{"namespace item-number"}[3] = component reference
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# ...
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#
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sub ord
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{
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my @f = split(/\s+/);
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my @id = splice(@f, 0, 2);
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@{ $order{"$id[0] $id[1]"} } = @f;
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}
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#
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# "dsc" populates the following global variable:
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#
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# $dsc{"namespace item-number"} = description
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#
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sub dsc
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{
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my @f = split(/\s+/);
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my @id = splice(@f, 0, 2);
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$dsc{"$id[0] $id[1]"} = join(" ", @f);
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}
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#
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# "eeschema" populates the following global variable:
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#
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# $eeschema[] = line
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#
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sub eeschema
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{
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push(@eeschema, $_[0]);
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if ($_[0] =~ /^\$EndSCHEMATC/) {
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$mode = *skip;
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undef $raw;
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}
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}
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sub babylonic
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{
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if ($_[0] =~ /^#/) {
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$hash++;
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if ($hash == 2) {
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$mode = *skip;
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undef $raw;
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}
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return;
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}
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&bom($_[0]) if $hash == 1;
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}
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sub dirname
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{
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local ($name) = @_;
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return $name =~ m|/[^/]*$| ? $` : ".";
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}
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sub rel_path
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{
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local ($cwd, $path) = @_;
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return $path =~ m|^/| ? $path : "$cwd/$path";
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}
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sub parse_one
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{
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local ($name) = @_;
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my $file = new IO::File->new($name) || die "$name: $!";
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my $dir = &dirname($name);
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while (1) {
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$_ = <$file>;
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if (!defined $_) {
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$file->close();
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return unless @inc;
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$file = pop @inc;
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$dir = pop @dir;
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next;
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}
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if (/^\s*include\s+(.*?)\s*$/) {
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push(@inc, $file);
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push(@dir, $dir);
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$name = &rel_path($dir, $1);
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$dir = &dirname($name);
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$file = new IO::File->new($name) || die "$name: $!";
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next;
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}
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chop;
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# ----- KiCad BOM parsing. Alas, the BOM is localized, so there are almost no
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# reliable clues for the parser. Below would be good clues for the English
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# version:
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if (0 && /^#Cmp.*order = Reference/) {
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$mode = *bom;
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next;
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}
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if (0 && /^#Cmp.*order = Value/) {
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$mode = *skip;
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next;
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}
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if (0 && /^eeschema \(/) { # hack to allow loading in any order
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$mode = *skip;
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next;
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}
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# ----- now an attempt at a "generic" version:
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if (/^eeschema \(/) {
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$mode = *babylonic;
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$hash = 0;
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$raw = 1;
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next;
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}
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# -----
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if (/^EESchema Schematic/) {
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$mode = *eeschema;
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$raw = 1;
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die "only one schematic allowed" if defined @eeschema;
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&eeschema($_);
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next;
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}
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if (/^#EQU\b/) {
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$mode = *equ;
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next;
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}
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if (/^#INV\b/) {
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$mode = *inv;
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next;
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}
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if (/^#PAR\b/) {
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$mode = *par;
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next;
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}
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if (/^#CHR\b/) {
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$mode = *chr;
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undef $last;
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next;
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}
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if (/^#(SUB|GEN)\b/) {
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$mode = *sub;
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undef $last;
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undef $last_action;
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undef $may_cont;
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next;
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}
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if (/^#ORD\b/) {
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$mode = *ord;
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next;
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}
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if (/^#DSC\b/) {
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$mode = *dsc;
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next;
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}
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if (/^#END\b\(/) { # for commenting things out
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$mode = *skip;
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next;
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}
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if (!$raw) {
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s/#.*//;
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next if /^\s*$/;
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}
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&$mode($_);
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}
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}
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sub parse
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{
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$mode = *skip;
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for (@ARGV) {
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&parse_one($_);
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}
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}
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#
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# in case user calls directly &parse_one and not &parse
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#
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$mode = *skip;
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return 1;
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