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|
#
# Module for processing command line arguments, etc.
#
package Environment;
use strict;
use warnings;
our $VERSION = '1.03';
use base 'Exporter';
our @EXPORT = qw(get_args get_regress_fn get_ivl_version);
use constant DEF_REGRESS_FN => './regress.list'; # Default regression list.
use constant DEF_SUFFIX => ''; # Default suffix.
use constant DEF_STRICT => 0; # Default strict option.
use constant DEF_WITH_VALG => 0; # Default valgrind usage (keep this off).
use constant DEF_FORCE_SV => 0; # Default is use the generation supplied.
use Getopt::Long;
#
# Get the executable/etc. suffix.
#
sub get_args {
my $suffix = DEF_SUFFIX;
my $strict = DEF_STRICT;
my $with_valg = DEF_WITH_VALG;
my $force_sv = DEF_FORCE_SV;
if (!GetOptions("suffix=s" => \$suffix,
"strict" => \$strict,
"with-valgrind" => \$with_valg,
"force-sv" => \$force_sv,
"help" => \&usage)) {
die "Error: Invalid argument(s).\n";
}
return ($suffix, $strict, $with_valg, $force_sv);
}
sub usage {
my $def_sfx = DEF_SUFFIX;
my $def_opt = DEF_STRICT ? "yes" : "no";
my $def_reg_fn = DEF_REGRESS_FN;
my $def_with_valg = DEF_WITH_VALG ? "on" : "off";
my $def_force_sv = DEF_FORCE_SV ? "yes" : "no";
warn "$0 usage:\n\n" .
" --suffix=<suffix> # The Icarus executable suffix, " .
"default \"$def_sfx\".\n" .
" --strict # Force strict standard compliance, " .
"default \"$def_opt\".\n" .
" --with-valgrind # Run the test suite with valgrind, " .
"default \"$def_with_valg\".\n" .
" --force-sv # Force tests to be run as SystemVerilog, " .
"default \"$def_force_sv\".\n" .
" <regression file> # The regression file, " .
"default \"$def_reg_fn\".\n\n";
exit;
}
#
# Get the name of the regression list file. Either the default
# or the file specified in the command line arguments.
#
sub get_regress_fn {
my $regress_fn = DEF_REGRESS_FN;
# Is there a command line argument (alternate regression list)?
if ($#ARGV != -1) {
$regress_fn = $ARGV[0];
-e "$regress_fn" or
die "Error: command line regression file $regress_fn doesn't exist.\n";
-f "$regress_fn" or
die "Error: command line regression file $regress_fn is not a file.\n";
-r "$regress_fn" or
die "Error: command line regression file $regress_fn is not ".
"readable.\n";
if ($#ARGV > 0) {
warn "Warning: only using first file argument to script.\n";
}
}
return $regress_fn;
}
#
# Get the current version from iverilog.
#
sub get_ivl_version {
my $sfx = shift(@_);
if (`iverilog$sfx -V` =~ /^Icarus Verilog version (\d+)\.(\d+)/) {
if ($1 == 0) {
return $1.".".$2;
} else {
return $1;
}
} else {
die "Failed to get version from iverilog$sfx -V output";
}
}
1; # Module loaded OK
|
