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|
################################################################################
#
# PROGRAM: ppdir.pl
#
################################################################################
#
# DESCRIPTION: Generate tokenizer code for C preprocessor directives
#
################################################################################
#
# $Project: /Convert-Binary-C $
# $Author: mhx $
# $Date: 2009/03/15 04:10:46 +0100 $
# $Revision: 5 $
# $Source: /ucpp/ppdir.pl $
#
################################################################################
#
# Copyright (c) 2004-2009 Marcus Holland-Moritz. All rights reserved.
# This program is free software; you can redistribute it and/or modify
# it under the same terms as Perl itself.
#
################################################################################
use Devel::Tokenizer::C;
use strict;
my @PP = qw(
define
undef
if
ifdef
ifndef
else
elif
endif
include
include_next
pragma
error
line
assert
unassert
ident
);
my $file = shift;
my $enums = join "\n", map " PPDIR_\U$_\E,", @PP;
my $switch = Devel::Tokenizer::C->new(TokenFunc => sub { "return PPDIR_\U$_[0]\E;\n" },
TokenString => 'ppdir')
->add_tokens(@PP)->generate;
open OUT, ">$file" or die $!;
print OUT <<END;
static enum {
$enums
PPDIR_UNKNOWN
}
scan_pp_directive(const char *ppdir)
{
$switch
unknown:
return PPDIR_UNKNOWN;
}
END
close OUT;
|
