tools/make_specfiles

   1 #!/usr/bin/perl -w
   2 #
   3 # Update spec files across dlls that share an implementation
   4 #
   5 # Copyright 2011 Alexandre Julliard
   6 #
   7 # This library is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Lesser General Public
   9 # License as published by the Free Software Foundation; either
  10 # version 2.1 of the License, or (at your option) any later version.
  11 #
  12 # This library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with this library; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20 #
  21
  22 use strict;
  23
  24 my %funcs;
  25 my $group_head;
  26
  27 my @dll_groups =
  28 (
  29  [
  30   "msvcrt",
  31   "msvcr90",
  32   "msvcirt",
  33   "msvcr100",
  34   "msvcr80",
  35   "msvcr71",
  36   "msvcr70",
  37   "msvcrt40",
  38   "msvcrt20",
  39   "msvcrtd",
  40   "crtdll",
  41  ],
  42  [
  43   "msvcrt",
  44   "msvcp90",
  45   "msvcp100",
  46   "msvcp80",
  47   "msvcp71",
  48   "msvcp70",
  49   "msvcp60",
  50  ],
  51  [
  52   "d3dx9_36",
  53   "d3dx9_43",
  54   "d3dx9_42",
  55   "d3dx9_41",
  56   "d3dx9_40",
  57   "d3dx9_39",
  58   "d3dx9_38",
  59   "d3dx9_37",
  60   "d3dx9_35",
  61   "d3dx9_34",
  62   "d3dx9_33",
  63   "d3dx9_32",
  64   "d3dx9_31",
  65   "d3dx9_30",
  66   "d3dx9_29",
  67   "d3dx9_28",
  68   "d3dx9_27",
  69   "d3dx9_26",
  70   "d3dx9_25",
  71   "d3dx9_24",
  72  ],
  73  [
  74   "d3dx10_43",
  75   "d3dx10_42",
  76   "d3dx10_41",
  77   "d3dx10_40",
  78   "d3dx10_39",
  79   "d3dx10_38",
  80   "d3dx10_37",
  81   "d3dx10_36",
  82   "d3dx10_35",
  83   "d3dx10_34",
  84   "d3dx10_33",
  85  ],
  86  [
  87   "d3dcompiler_43",
  88   "d3dcompiler_42",
  89   "d3dcompiler_41",
  90   "d3dcompiler_40",
  91   "d3dcompiler_39",
  92   "d3dcompiler_38",
  93   "d3dcompiler_37",
  94   "d3dcompiler_36",
  95   "d3dcompiler_35",
  96   "d3dcompiler_34",
  97   "d3dcompiler_33",
  98  ],
  99  [
 100   "xinput1_3",
 101   "xinput1_2",
 102   "xinput1_1",
 103   "xinput9_1_0",
 104  ],
 105 );
 106
 107 my $update_flags = 0;
 108 my $show_duplicates = 0;
 109
 110 foreach my $arg (@ARGV)
 111 {
 112     if ($arg eq "-f") { $update_flags = 1; }
 113     elsif ($arg eq "-d") { $show_duplicates = 1; }
 114 }
 115
 116 sub update_file($)
 117 {
 118     my $file = shift;
 119     my $ret = !(-f $file) || system "cmp $file $file.new >/dev/null";
 120     if (!$ret)
 121     {
 122         unlink "$file.new";
 123     }
 124     else
 125     {
 126         #system "diff -u $file $file.new";
 127         rename "$file.new", "$file";
 128         print "$file updated\n";
 129     }
 130     return $ret;
 131 }
 132
 133 # parse a spec file line
 134 sub parse_line($$$)
 135 {
 136     my ($name, $line, $_) = @_;
 137
 138     if (/^\s*(\@|\d+)\s+(stdcall|cdecl|varargs|thiscall|stub|extern)\s+((?:-\S+\s+)*)([A-Za-z0-9_\@\$?]+)(?:\s*(\([^)]*\)))?(?:\s+([A-Za-z0-9_\@\$?.]+))?(\s*\#.*)?/)
 139     {
 140         return ( "ordinal" => $1, "callconv" => $2, "flags" => $3, "name" => $4, "args" => $5 || "",
 141                  "target" => $6 || $4, "comment" => $7, "spec" => $name );
 142     }
 143     return () if /^\s*$/;
 144     return () if /^\s*\#/;
 145     printf STDERR "$name.spec:$line: error: Unrecognized line $_\n";
 146 }
 147
 148 sub read_spec_file($)
 149 {
 150     my $name = shift;
 151     my $file = "dlls/$name/$name.spec";
 152     my %stubs;
 153     open SPEC, "<$file" or die "cannot open $file";
 154     while (<SPEC>)
 155     {
 156         chomp;
 157         my %descr = parse_line( $name, $., $_ );
 158         next unless %descr;
 159
 160         my $func = $descr{name};
 161         next if defined $funcs{$func};
 162         $funcs{$func} = \%descr;
 163     }
 164     close SPEC;
 165 }
 166
 167 sub update_spec_file($)
 168 {
 169     my $name = shift;
 170     my $file = "dlls/$name/$name.spec";
 171     my %stubs;
 172
 173     open SPEC, "<$file" or die "cannot open $file";
 174     open NEW, ">$file.new" or die "cannot create $file.new";
 175     while (<SPEC>)
 176     {
 177         chomp;
 178
 179         my $commented_out = 0;
 180         my %descr = parse_line( $name, $., $_ );
 181         if (!%descr)
 182         {
 183             # check for commented out exports
 184             if (/^\s*\#\s*((?:\@|\d+)\s+)?((?:extern|stub|stdcall|cdecl|varargs|thiscall)\s+.*)/)
 185             {
 186                 $commented_out = 1;
 187                 %descr = parse_line( $name, $., ($1 || "\@ ") . $2 );
 188             }
 189         }
 190         goto done unless %descr;
 191
 192         my $func = $descr{name};
 193         if (!defined $funcs{$func})
 194         {
 195             $funcs{$func} = \%descr unless $commented_out;
 196             goto done;
 197         }
 198
 199         my %parent = %{$funcs{$func}};
 200         goto done if $parent{spec} eq $descr{spec};  # the definition is in this spec file
 201         if ($descr{callconv} ne "stub" && $descr{target} !~ /\./ && !$commented_out)
 202         {
 203             printf "%s:%u: note: %s already defined in %s\n", $file, $., $func, $parent{spec} if $show_duplicates;
 204             goto done;
 205         }
 206
 207         my $flags = ($parent{callconv} ne "stub" || $update_flags) ? $parent{flags} : $descr{flags};
 208
 209         if ($parent{callconv} ne "stub" || $parent{args})
 210         {
 211             my $callconv = $parent{callconv} ne "stub" ? $parent{callconv} :
 212                            $parent{spec} =~ /msvc/ ? "cdecl" : "stdcall";  # hack
 213             $_ = sprintf "@ %s %s%s", $callconv, $flags, $func;
 214
 215             if ($parent{target} =~ /$group_head\./)  # use the same forward as parent if possible
 216             {
 217                 $_ .= sprintf "%s %s", $parent{args}, $parent{target};
 218             }
 219             else
 220             {
 221                 $_ .= sprintf "%s %s.%s", $parent{args}, $parent{spec}, $func;
 222             }
 223         }
 224         else
 225         {
 226             $_ = sprintf "@ stub %s%s", $flags, $func;
 227         }
 228         $_ .= $descr{comment} || "";
 229
 230       done:
 231         print NEW "$_\n";
 232     }
 233     close SPEC;
 234     close NEW;
 235     update_file( $file );
 236 }
 237
 238 sub sync_spec_files(@)
 239 {
 240     %funcs = ();
 241     $group_head = shift;
 242     read_spec_file( $group_head );
 243     foreach my $spec (@_) { update_spec_file($spec); }
 244 }
 245
 246 foreach my $group (@dll_groups)
 247 {
 248     sync_spec_files( @{$group} );
 249 }