lib/scripts/mirabelle

added Mirabelle

#!/usr/bin/perl -w

use strict;
use File::Basename;

# Taken from http://www.skywayradio.com/tech/perl/trim_blanks.html
sub trim {
    my @out = @_;
    for (@out) {
        s/^\s+//;
        s/\s+$//;
    }
    return wantarray ? @out : $out[0];
}

sub quote {
    my $str = pop;
    return "\"" . $str . "\"";
}

sub print_usage_and_quit {
    print STDERR "Usage: mirabelle actions file1.thy...\n" .
                 "  actions: action1:...:actionN\n" .
                 "  action: name or name[key1=value1,...,keyM=valueM]\n";
    exit 1;
}

my $num_args = $#ARGV + 1;
if ($num_args < 2) {
    print_usage_and_quit();
}

my @action_names;
my @action_settings;

foreach (split(/:/, $ARGV[0])) {
    my %settings;

    $_ =~ /([^[]*)(?:\[(.*)\])?/;
    my ($name, $settings_str) = ($1, $2 || "");
    my @setting_strs = split(/,/, $settings_str);
    foreach (@setting_strs) {
        $_ =~ /(.*)=(.*)/;
	    my $key = $1;
	    my $value = $2;
	    $settings{trim($key)} = trim($value);
    }

    push @action_names, trim($name);
    push @action_settings, \%settings;
}

my $output_path = "/tmp/mirabelle"; # FIXME: generate path
my $mirabellesetup_thy_name = $output_path . "/MirabelleSetup";
my $mirabellesetup_file = $mirabellesetup_thy_name . ".thy";
my $mirabelle_log_file = $output_path . "/mirabelle.log";

mkdir $output_path, 0755;

open(FILE, ">$mirabellesetup_file")
    || die "Could not create file '$mirabellesetup_file'";

my $invoke_lines;

for my $i (0 .. $#action_names) { 
    my $settings_str = "";
    my $settings = $action_settings[$i];
    my $key;
    my $value;

    while (($key, $value) = each(%$settings)) {
        $settings_str .= "(" . quote ($key) . ", " . quote ($value) . "), ";
    }
    $settings_str =~ s/, $//;

    $invoke_lines .= "setup {* Mirabelle.invoke \"$action_names[$i]\" ";
    $invoke_lines .= "[$settings_str] *}\n"
}

print FILE <<EOF;
theory MirabelleSetup
imports Mirabelle
begin

setup {* Mirabelle.set_logfile "$mirabelle_log_file" *}

$invoke_lines

end
EOF

my $root_text = "";
my @new_thy_files;

for my $i (1 .. $num_args - 1) {
    my $old_thy_file = $ARGV[$i];
    my ($base, $dir, $ext) = fileparse($old_thy_file, "\.thy");
    my $new_thy_name = $base . "Mirabelle";
    my $new_thy_file = $dir . $new_thy_name . $ext;

    open(OLD_FILE, "<$old_thy_file")
        || die "Cannot open file $old_thy_file";
    my @lines = <OLD_FILE>;
    close(OLD_FILE);

    my $thy_text = join("", @lines);
    my $old_len = length($thy_text);
    $thy_text =~ s/\btheory\b[^\n]*\s*\bimports\s/theory $new_thy_name\nimports "$mirabellesetup_thy_name" /gm;
    die "No 'imports' found" if length($thy_text) == $old_len;

    open(NEW_FILE, ">$new_thy_file");
    print NEW_FILE $thy_text;
    close(NEW_FILE);

    $root_text .= "use_thy \"" . $dir . $new_thy_name . "\";\n";

    push @new_thy_files, $new_thy_file;
}

my $root_file = "ROOT_mirabelle.ML";
open(ROOT_FILE, ">$root_file") || die "Cannot open file $root_file";
print ROOT_FILE $root_text;
close(ROOT_FILE);

system "isabelle-process -e 'use \"ROOT_mirabelle.ML\";' -f -q HOL";

# unlink $mirabellesetup_file;
unlink $root_file;
unlink @new_thy_files;