57d102425f
2000-01-02 Martin Baulig <martin@home-of-linux.org> * include/glibtop/call-vector.pl: All functions in the `glibtop_call_vector' now take an additional `glibtop_backend *' argument.
117 lines
2.7 KiB
Perl
117 lines
2.7 KiB
Perl
#!/usr/bin/perl
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require 'c_types.pl';
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die "Usage: $0 features.def call-vector.h.in" unless $#ARGV == 1;
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$[ = 1; # set array base to 1
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$, = ' '; # set output field separator
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$\ = "\n"; # set output record separator
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sub toupper {
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local($_) = @_;
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tr/a-z/A-Z/;
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return $_;
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}
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sub tolower {
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local($_) = @_;
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tr/A-Z/a-z/;
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return $_;
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}
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$func_decl_code = '';
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open FEATURESDEF, $ARGV[1] or
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die "open ($ARGV[1]): $!";
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while (<FEATURESDEF>) {
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chop; # strip record separator
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if (/^[^\#]/) {
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&parse_features_def ($_);
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}
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}
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close FEATURESDEF;
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sub parse_features_def {
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local($line) = @_;
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@line_fields = split(/\|/, $line, 9999);
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$retval = $line_fields[1];
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$element_def = $line_fields[3];
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$feature = $line_fields[2];
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$param_def = $line_fields[4];
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$orig = $feature;
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$feature =~ s/^@//;
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$space = $feature;
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$space =~ s/./ /g;
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if ($retval eq 'retval') {
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$retval_param = '&retval';
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$retval = 'int';
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}
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elsif ($retval !~ /^void$/) {
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$retval_param = 'NULL';
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}
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else {
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$retval_param = 'NULL';
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}
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if ($retval =~ /^(array|pointer)\((.*)\)$/) {
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$retval = ($2 eq 'string') ? 'char **' : "$2 *";
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}
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$param_decl = '';
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$nr_params = (@params = split(/:/, $param_def, 9999));
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for ($param = 1; $param <= $nr_params; $param++) {
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$list = $params[$param];
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$type = $params[$param];
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$type =~ s/\(.*//;
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$list =~ s/^.*\(//;
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$list =~ s/\)$//;
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$count = (@fields = split(/,/, $list, 9999));
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for ($field = 1; $field <= $count; $field++) {
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my $c_type = $typeinfo->{$type}->[1];
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$param_decl = $param_decl . ', ';
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$param_decl = $param_decl . $c_type;
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}
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}
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if ($line_fields[3] eq '') {
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$func_decl_code .= sprintf
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(qq[\t%s (*%s) (glibtop *, glibtop_backend *%s);\n], $retval, $feature, $param_decl);
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} elsif ($line_fields[3] eq 'array') {
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$func_decl_code .= sprintf
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(qq[\t%s (*%s) (glibtop *, glibtop_backend *, glibtop_array *%s);\n], $retval, $feature, $param_decl);
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} elsif ($line_fields[3] =~ /^array/) {
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$func_decl_code .= sprintf
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(qq[\t%s (*%s) (glibtop *, glibtop_backend *, glibtop_array *, %s *%s);\n], $retval, $feature, 'glibtop_'.$feature, $param_decl);
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} else {
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$func_decl_code .= sprintf
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(qq[\t%s (*%s) (glibtop *, glibtop_backend *, %s *%s);\n], $retval, $feature, 'glibtop_'.$feature, $param_decl);
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}
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}
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chop $func_decl_code;
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$auto_gen_comment = sprintf
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(qq[/*\n * This file is automatically generated.\n * Please modify `call-vector.pl' and `call-vector.h.in'.\n */]);
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open CALLVECTOR, $ARGV[2] or
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die "open ($ARGV[2]): $!";
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while (<CALLVECTOR>) {
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chop;
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s/^\s*\@\@GLIBTOP_CALL_VECTOR\@\@\s*$/$func_decl_code/;
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s/^\s*\@\@AUTOGEN_COMMENT\@\@\s*$/$auto_gen_comment/;
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} continue {
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print $_;
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}
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close CALLVECTOR;
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