diff options
Diffstat (limited to 'storage/ndb/tools/make-errors.pl')
| -rw-r--r-- | storage/ndb/tools/make-errors.pl | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/storage/ndb/tools/make-errors.pl b/storage/ndb/tools/make-errors.pl new file mode 100644 index 00000000000..ac9c7d1d58a --- /dev/null +++ b/storage/ndb/tools/make-errors.pl @@ -0,0 +1,196 @@ +#! /usr/local/bin/perl + +# Copyright (C) 2004 MySQL AB +# +# This program 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; version 2 of the License. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +use strict; +use Getopt::Long; +use XML::Parser; + +(my $progname = $0) =~ s!^.*/!!; + +sub usage { + my $errstr = "@_"; + while (chomp($errstr)) {} + print <<END; +$progname: $errstr +$progname -- read codes.xml and write codes.hpp and codes.cpp +usage: $progname [options] codes.xml +-c check xml file only +-d check xml file and show diff against old hpp and cpp +END + exit(1); +} + +my $opts = {}; +opts: { + local $SIG{__WARN__} = \&usage; + GetOptions($opts, qw(c d)); +} +@ARGV == 1 or usage("one filename argument expected"); +my $filexml = shift; +$filexml =~ /^(.*)\.xml$/ or usage("$filexml does not end in .xml"); +my $filehpp = "$1.hpp"; +my $filecpp = "$1.cpp"; + +my $temphpp = "$filehpp-new"; +my $tempcpp = "$filecpp-new"; +unlink $temphpp, $tempcpp; +open(HPP, ">$temphpp") or die "$temphpp: $!\n"; +open(CPP, ">$tempcpp") or die "$tempcpp: $!\n"; + +my $i2 = " " x 2; +my $i4 = " " x 4; +my $lb = "{"; +my $rb = "}"; + +sub disclaimer { + my $filename = shift; + return <<END; +/* + * $filename -- DO NOT EDIT !! + * + * To create a new version (both *.hpp and *.cpp): + * + * 1) edit $filexml + * 2) perl tools/$progname $filexml + * 3) check all files (*.xml *.hpp *.cpp) into CVS + * + * On RedHat linux requires perl-XML-Parser package. + */ +END +} + +my $classname = $filehpp; +$classname =~ s!^.*/!!; +$classname =~ s/\.hpp$//; + +sub handle_init { + my($parser) = @_; + my $guard = $filehpp; + $guard =~ s!^.*/!!; + $guard =~ s!([a-z])([A-Z])!${1}_${2}!g; + $guard =~ s!\.!_!g; + $guard = uc($guard); + print HPP "#ifndef $guard\n#define $guard\n\n"; + print HPP disclaimer($filehpp), "\n"; + print HPP "class $classname $lb\n"; + print HPP "${i2}enum Value $lb\n"; + print CPP disclaimer($filecpp), "\n"; + print CPP "/* included in Ndberror.cpp */\n\n"; +} + +my %classhash = ( + ApplicationError => 1, + NoDataFound => 1, + ConstraintViolation => 1, + SchemaError => 1, + UserDefinedError => 1, + InsufficientSpace => 1, + TemporaryResourceError => 1, + NodeRecoveryError => 1, + OverloadError => 1, + TimeoutExpired => 1, + UnknownResultError => 1, + InternalError => 1, + FunctionNotImplemented => 1, + UnknownErrorCode => 1, + NodeShutdown => 1, +); + +my $section = undef; +my %codehash = (); +my %namehash = (); + +sub handle_start { + my($parser, $tag, %attr) = @_; + if ($tag eq 'Error') { + return; + } + if ($tag eq 'Section') { + $section = $attr{name}; + $section =~ /^\w+$/ or + $parser->xpcroak("invalid or missing section name"); + return; + } + if ($tag eq 'Code') { + print HPP ",\n" if %codehash; + print CPP ",\n" if %codehash; + my $name = $attr{name}; + my $class = $attr{class}; + my $code = $attr{code}; + my $message = $attr{message}; + $name =~ /^\w+$/ or + $parser->xpcroak("invalid or missing error name '$name'"); + $namehash{$name}++ and + $parser->xpcroak("duplicate error name '$name'"); + $classhash{$class} or + $parser->xpcroak("invalid or missing error class '$class'"); + $code =~ /^\d+$/ or + $parser->xpcroak("invalid or missing error code '$code'"); + $codehash{$code}++ and + $parser->xpcroak("duplicate error code '$code'"); + $message =~ /\S/ or + $parser->xpcroak("invalid or missing error message '$message'"); + $message =~ s/^\s+|\s+$//g; + my $enum = "${section}_${name}"; + print HPP "${i4}$enum = $code"; + print CPP "${i2}$lb ${classname}::$enum,\n"; + print CPP "${i4}NdbError::$class,\n"; + print CPP "${i4}\"$message\"\n"; + print CPP "${i2}$rb"; + return; + } + $parser->xpcroak("unknown tag $tag"); +} + +sub handle_end { + my($parser, $tag) = @_; +} + +sub handle_final { + print HPP "\n" if %codehash; + print HPP "${i2}$rb;\n"; + print HPP "$rb;\n\n#endif\n"; + print CPP ",\n" if 1; + return 1; +} + +my $parser = new XML::Parser( + ParseParamEnt => 1, + Handlers => { + Init => \&handle_init, + Start => \&handle_start, + End => \&handle_end, + Final => \&handle_final, + }, + ErrorContext => 0, +); +eval { + $parser->parsefile($filexml); +}; +if ($@) { + my $errstr = join("\n", grep(m!\S! && ! m!^\s*at\s!, split(/\n/, $@))); + die "$filexml:\n$errstr\n"; +} + +close(HPP); +close(CPP); +rename($temphpp, $filehpp); +rename($tempcpp, $filecpp); + +1; + +# vim:set sw=4: |