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#! @PERL_PATH@
#Copyright (C) 2003-2013 The PARI group.
#
#This file is part of the GP2C package.
#
#PARI/GP is free software; you can redistribute it and/or modify it under the
#terms of the GNU General Public License as published by the Free Software
#Foundation. It is distributed in the hope that it will be useful, but WITHOUT
#ANY WARRANTY WHATSOEVER.
#
#Check the License for details. You should have received a copy of it, along
#with the package; see the file 'COPYING'. If not, write to the Free Software
#Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#This is the description compiler for gp2c.
BEGIN
{
$pari_desc=shift @ARGV;
$compat_desc=shift @ARGV;
$override_desc=shift @ARGV;
-f "@PARI_DATADIR@/PARI/822.pm" || exit 1;
-f $pari_desc || exit 1;
}
use lib "@PARI_DATADIR@";
use PARI::822;
PARI::822::read(\%funcs,$override_desc,0) if defined($override_desc);
PARI::822::read(\%funcs,$pari_desc,0);
PARI::822::read(\%funcs,$compat_desc,0) if defined($compat_desc);
%accepted_class=(
''=>1, 'basic'=>1,
'gp'=>1,'highlevel'=>1,
'symbolic_operators'=>1,
'member_functions'=>1,
'gp2c'=>1,
'gp2c_internal'=>1);
%accepted_command=
(
'add'=>1, 'sub'=>1, 'neg'=>1,
'mul'=>1, 'div'=>1, 'mod'=>1,
'and'=>1, 'or'=>1, 'xor'=>1, 'not'=>1,
'parens'=>1, 'stdref'=>1,
'value'=>1, 'type'=>1, 'nbarg'=>1,
'str_format'=>1, 'str_raw'=>1,
'cast'=>1, 'code'=>1, 'prec'=>1, 'bitprec'=>1,
'format_string'=>1,'format_args'=>1,
'cookie' => 1, 'wrapper' => 1
);
sub check_cname
{
my ($gpname, $cname) = @_;
while($cname =~ /\$\{([^}]*)\}(.*)/)
{
my ($rpl) = $1;
$cname = $2;
for (split(' ', $rpl))
{
/^-?[0-9]+$/ and next;
/^:[a-z_A-Z]+$/ and next;
defined($accepted_command{$_}) and next;
print STDERR "Warning: $gpname unsupported command $_, skipped\n";
return 0;
}
}
return 1;
}
for $gpname (sort keys %funcs)
{
my $f=$funcs{$gpname};
next unless (defined($accepted_class{$f->{'Class'}}));
my $description=$f->{'Description'};
my $proto=$f->{'Prototype'};
my $wrapper=$f->{'Wrapper'};
my $iterator=$f->{'Iterator'};
print "$gpname\n";
my @entry=();
if (defined($description))
{
my @rules = split("\n",$description);
@rules = grep { $_ !~ /^[ \n\t]*$/ } @rules;
my @erules = ();
push @erules, join("\n",0,scalar(@rules));
foreach (@rules)
{
/^[ \n\t]*
\(([^)]*)\)
(?::([A-Za-z0-9_:]*))?
[ \n\t]*
([^\n]*)
[ \n\t]*$/x or die "badly formatted description $_";
my $arglist=$1;
my $cname=$3;
my $typelist=$2;
$arglist =~ tr/ \n\t//d;
my @args=split(',',$arglist,-1);
my @type=split(':',$typelist,-1);
$cname =~ s/\$%([0-9]+)/\${$1 str_format}/g;
$cname =~ s/\$#/\${nbarg}/g;
$cname =~ s/\$\(([0-9]+)\)/\${parens $1 code}/g;
$cname =~ s/\$([0-9]+)/\${$1 code}/g;
$cname =~ s/\$([a-z_A-Z]+):([0-9]+)/\${$2 :$1 cast}/g;
$cname =~ s/\$\(([a-z_A-Z]+):([0-9]+)\)/\${parens $2 :$1 cast}/g;
$cname =~ s/\$prec\b/\${prec}/g;
$cname =~ s/\$bitprec\b/\${bitprec}/g;
check_cname($gpname,$cname) or next;
push @erules, join("\n",$cname,scalar(@args),@args,scalar(@type),@type);
}
push @entry, join("\n",@erules);
}
if (defined($proto))
{
$type="gen";
$type="void" if ($proto =~ /^v/);
$type="small" if ($proto =~ /^l/);
$type="small_int" if ($proto =~ /^i/);
$type="usmall" if ($proto =~ /^u/);
@type=($type);
push @type,"copy" if ($proto =~ /^m/);
push @type,"prec" if ($proto =~ /[pb]/);
$proto =~ s/^[uilmv]//;
$proto =~ s/\\n.*$//;
push @entry, join("\n",1,$f->{'C-Name'},$proto,scalar(@type),@type);
}
if (defined($wrapper))
{
$wrapper =~ tr/ \n\t//d;
$wrapper =~ m/^\(([^)]*)\)/ or die "badly formatted wrapper $wrapper";
my $wraplist=$1;
my @wrap=map { ($_ eq "" || $_ eq "_") ? "$_":"_wrap_$_"; } split(',',$wraplist,-1);
push @entry, join("\n",2,scalar(@wrap),@wrap);
}
if (defined($iterator))
{
my @rules = split("\n",$iterator);
@rules = grep { $_ !~ /^[ \n\t]*$/ } @rules;
my @erules = ();
push @erules, join("\n",3,scalar(@rules));
foreach (@rules)
{
/^[ \n\t]*
\(([^)]*)\)
(?::([A-Za-z0-9_:]*))?
[ \n\t]*
\(([^\n]*)\)
[ \n\t]*$/x or die "badly formatted iterator $_";
my $arglist=$1;
my $iterlist=$3;
my $typelist=$2;
$arglist =~ tr/ \n\t//d;
$iterlist =~ tr/ \n\t//d;
my @args=split(',',$arglist,-1);
my @type=split(':',$typelist,-1);
my @iter=split(',',$iterlist,-1);
push @erules, join("\n",scalar(@iter),@iter, scalar(@args),@args,
scalar(@type),@type);
}
push @entry, join("\n",@erules);
}
print scalar(@entry),"\n";
print join("\n",@entry)."\n" if (@entry);
}
|
