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#!/usr/bin/env perl
if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
#
# Copyright 2003 by Wilson Snyder. This program is free software; you
# can redistribute it and/or modify it under the terms of either the GNU
# Lesser General Public License Version 3 or the Perl Artistic License
# Version 2.0.
# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
scenarios(dist => 1);
my $root = "..";
my $Debug;
### Must trim output before and after our file list
my %files = %{get_manifest_files($root)};
foreach my $file (sort keys %files) {
my $filename = "$root/$file";
my $contents = file_contents($filename);
if ($file =~ /\.out$/) {
# Ignore golden files
next;
} elsif ($contents =~ /[\001\002\003\004\005\006]/) {
# Ignore binary files
next;
}
if ($contents !~ /\n$/s && $contents ne "") {
$warns{$file} = "Missing trailing newline in $file";
}
if ($contents =~ /[ \t]\n/
|| $contents =~ m/\n\n+$/) { # Regexp repeated below
my $eol_ws_exempt = ($file =~ /(\.txt|\.html)$/
|| $file =~ m!^README$!
|| $file =~ m!/gtkwave/!);
next if $eol_ws_exempt;
if ($ENV{HARNESS_UPDATE_GOLDEN}) {
my $changes = undef;
$changes = 1 if ($contents =~ s/[ \t]+\n/\n/g);
$changes = 1 if (!$eol_ws_exempt && $contents =~ s/\n\n+$/\n/g);
next if (!$changes);
$warns{$file} = "Updated whitespace at $file";
write_wholefile($filename, $contents);
next;
}
my @lines = split(/\n/, $contents);
my $line_no = 0;
foreach my $line (@lines) {
$line_no++;
# Trim trailing carriage-return (ascii 0xd) and form feed (0xc),
# as we expect a few of those
$line =~ s/[\x{d}\x{c}]//g;
if ($line =~ /\s$/) {
$warns{$file} = "Trailing whitespace at $file:$line_no";
$warns{$file} .= " (last character is ASCII " . ord(substr($line, -1, 1)) . ")";
}
}
if ($contents =~ m/\n\n+$/ && !$eol_ws_exempt) { # Regexp repeated above
$warns{$file} = "Trailing newlines at EOF in $file";
}
}
}
if (keys %warns) {
# First warning lists everything as that's shown in the driver summary
if ($ENV{HARNESS_UPDATE_GOLDEN}) {
error("Updated files with whitespace errors: ",join(' ',sort keys %warns));
error("To auto-fix: HARNESS_UPDATE_GOLDEN=1 {command} or --golden");
} else {
error("Files have whitespace errors: ",join(' ',sort keys %warns));
error("To auto-fix: HARNESS_UPDATE_GOLDEN=1 {command} or --golden");
}
foreach my $file (sort keys %warns) {
error($warns{$file});
}
}
ok(1);
1;
sub get_manifest_files {
my $root = shift;
`cd $root && $ENV{MAKE} dist-file-list`;
my $manifest_files = `cd $root && $ENV{MAKE} dist-file-list`;
$manifest_files =~ s!.*begin-dist-file-list:!!sg;
$manifest_files =~ s!end-dist-file-list:.*$!!sg;
print "MF $manifest_files\n" if $Self->{verbose};
my %files;
foreach my $file (split /\s+/,$manifest_files) {
next if $file eq '';
$files{$file} |= 1;
}
return \%files;
}
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