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   "setupapi",
 107   "cfgmgr32",
 108  ],
 109 );
 110
 111 my $update_flags = 0;
 112 my $show_duplicates = 0;
 113
 114 foreach my $arg (@ARGV)
 115 {
 116     if ($arg eq "-f") { $update_flags = 1; }
 117     elsif ($arg eq "-d") { $show_duplicates = 1; }
 118 }
 119
 120 sub update_file($)
 121 {
 122     my $file = shift;
 123     my $ret = !(-f $file) || system "cmp $file $file.new >/dev/null";
 124     if (!$ret)
 125     {
 126         unlink "$file.new";
 127     }
 128     else
 129     {
 130         #system "diff -u $file $file.new";
 131         rename "$file.new", "$file";
 132         print "$file updated\n";
 133     }
 134     return $ret;
 135 }
 136
 137 # parse a spec file line
 138 sub parse_line($$$)
 139 {
 140     my ($name, $line, $_) = @_;
 141
 142     if (/^\s*(\@|\d+)\s+(stdcall|cdecl|varargs|thiscall|stub|extern)\s+((?:-\S+\s+)*)([A-Za-z0-9_\@\$?]+)(?:\s*(\([^)]*\)))?(?:\s+([A-Za-z0-9_\@\$?.]+))?(\s*\#.*)?/)
 143     {
 144         return ( "ordinal" => $1, "callconv" => $2, "flags" => $3, "name" => $4, "args" => $5 || "",
 145                  "target" => $6 || $4, "comment" => $7, "spec" => $name );
 146     }
 147     return () if /^\s*$/;
 148     return () if /^\s*\#/;
 149     printf STDERR "$name.spec:$line: error: Unrecognized line $_\n";
 150 }
 151
 152 sub read_spec_file($)
 153 {
 154     my $name = shift;
 155     my $file = "dlls/$name/$name.spec";
 156     my %stubs;
 157     open SPEC, "<$file" or die "cannot open $file";
 158     while (<SPEC>)
 159     {
 160         chomp;
 161         my %descr = parse_line( $name, $., $_ );
 162         next unless %descr;
 163
 164         my $func = $descr{name};
 165         next if defined $funcs{$func};
 166         $funcs{$func} = \%descr;
 167     }
 168     close SPEC;
 169 }
 170
 171 sub update_spec_file($)
 172 {
 173     my $name = shift;
 174     my $file = "dlls/$name/$name.spec";
 175     my %stubs;
 176
 177     open SPEC, "<$file" or die "cannot open $file";
 178     open NEW, ">$file.new" or die "cannot create $file.new";
 179     while (<SPEC>)
 180     {
 181         chomp;
 182
 183         my $commented_out = 0;
 184         my %descr = parse_line( $name, $., $_ );
 185         if (!%descr)
 186         {
 187             # check for commented out exports
 188             if (/^\s*\#\s*((?:\@|\d+)\s+)?((?:extern|stub|stdcall|cdecl|varargs|thiscall)\s+.*)/)
 189             {
 190                 $commented_out = 1;
 191                 %descr = parse_line( $name, $., ($1 || "\@ ") . $2 );
 192             }
 193         }
 194         goto done unless %descr;
 195
 196         my $func = $descr{name};
 197         if (!defined $funcs{$func})
 198         {
 199             $funcs{$func} = \%descr unless $commented_out;
 200             goto done;
 201         }
 202
 203         my %parent = %{$funcs{$func}};
 204         goto done if $parent{spec} eq $descr{spec};  # the definition is in this spec file
 205         goto done if $descr{comment} && $descr{comment} =~ /don't forward/;
 206         if ($descr{callconv} ne "stub" && $descr{target} !~ /\./ && !$commented_out)
 207         {
 208             printf "%s:%u: note: %s already defined in %s\n", $file, $., $func, $parent{spec} if $show_duplicates;
 209             goto done;
 210         }
 211
 212         my $flags = ($parent{callconv} ne "stub" || $update_flags) ? $parent{flags} : $descr{flags};
 213
 214         if ($parent{callconv} ne "stub" || $parent{args})
 215         {
 216             my $callconv = $parent{callconv} ne "stub" ? $parent{callconv} :
 217                            $parent{spec} =~ /msvc/ ? "cdecl" : "stdcall";  # hack
 218             $_ = sprintf "$descr{ordinal} %s %s%s", $callconv, $flags, $func;
 219
 220             if ($parent{target} =~ /$group_head\./)  # use the same forward as parent if possible
 221             {
 222                 $_ .= sprintf "%s %s", $parent{args}, $parent{target};
 223             }
 224             else
 225             {
 226                 $_ .= sprintf "%s %s.%s", $parent{args}, $parent{spec}, $func;
 227             }
 228         }
 229         else
 230         {
 231             $_ = sprintf "$descr{ordinal} stub %s%s", $flags, $func;
 232         }
 233         $_ .= $descr{comment} || "";
 234
 235       done:
 236         print NEW "$_\n";
 237     }
 238     close SPEC;
 239     close NEW;
 240     update_file( $file );
 241 }
 242
 243 sub sync_spec_files(@)
 244 {
 245     %funcs = ();
 246     $group_head = shift;
 247     read_spec_file( $group_head );
 248     foreach my $spec (@_) { update_spec_file($spec); }
 249 }
 250
 251 foreach my $group (@dll_groups)
 252 {
 253     sync_spec_files( @{$group} );
 254 }