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   "vcomp",
 111   "vcomp100",
 112  ],
 113  [
 114   "atl",
 115   "atl80",
 116  ],
 117 );
 118
 119 my $update_flags = 0;
 120 my $show_duplicates = 0;
 121
 122 foreach my $arg (@ARGV)
 123 {
 124     if ($arg eq "-f") { $update_flags = 1; }
 125     elsif ($arg eq "-d") { $show_duplicates = 1; }
 126 }
 127
 128 sub update_file($)
 129 {
 130     my $file = shift;
 131     my $ret = !(-f $file) || system "cmp $file $file.new >/dev/null";
 132     if (!$ret)
 133     {
 134         unlink "$file.new";
 135     }
 136     else
 137     {
 138         #system "diff -u $file $file.new";
 139         rename "$file.new", "$file";
 140         print "$file updated\n";
 141     }
 142     return $ret;
 143 }
 144
 145 # parse a spec file line
 146 sub parse_line($$$)
 147 {
 148     my ($name, $line, $_) = @_;
 149
 150     if (/^\s*(\@|\d+)\s+(stdcall|cdecl|varargs|thiscall|stub|extern)\s+((?:-\S+\s+)*)([A-Za-z0-9_\@\$?]+)(?:\s*(\([^)]*\)))?(?:\s+([A-Za-z0-9_\@\$?.]+))?(\s*\#.*)?/)
 151     {
 152         return ( "ordinal" => $1, "callconv" => $2, "flags" => $3, "name" => $4, "args" => $5 || "",
 153                  "target" => $6 || $4, "comment" => $7, "spec" => $name );
 154     }
 155     return () if /^\s*$/;
 156     return () if /^\s*\#/;
 157     printf STDERR "$name.spec:$line: error: Unrecognized line $_\n";
 158 }
 159
 160 sub read_spec_file($)
 161 {
 162     my $name = shift;
 163     my $file = "dlls/$name/$name.spec";
 164     my %stubs;
 165     open SPEC, "<$file" or die "cannot open $file";
 166     while (<SPEC>)
 167     {
 168         chomp;
 169         my %descr = parse_line( $name, $., $_ );
 170         next unless %descr;
 171
 172         my $func = $descr{name};
 173         next if defined $funcs{$func};
 174         $funcs{$func} = \%descr;
 175     }
 176     close SPEC;
 177 }
 178
 179 sub update_spec_file($)
 180 {
 181     my $name = shift;
 182     my $file = "dlls/$name/$name.spec";
 183     my %stubs;
 184
 185     open SPEC, "<$file" or die "cannot open $file";
 186     open NEW, ">$file.new" or die "cannot create $file.new";
 187     while (<SPEC>)
 188     {
 189         chomp;
 190
 191         my $commented_out = 0;
 192         my %descr = parse_line( $name, $., $_ );
 193         if (!%descr)
 194         {
 195             # check for commented out exports
 196             if (/^\s*\#\s*((?:\@|\d+)\s+)?((?:extern|stub|stdcall|cdecl|varargs|thiscall)\s+.*)/)
 197             {
 198                 $commented_out = 1;
 199                 %descr = parse_line( $name, $., ($1 || "\@ ") . $2 );
 200             }
 201         }
 202         goto done unless %descr;
 203
 204         my $func = $descr{name};
 205         if (!defined $funcs{$func})
 206         {
 207             $funcs{$func} = \%descr unless $commented_out;
 208             goto done;
 209         }
 210
 211         my %parent = %{$funcs{$func}};
 212         goto done if $parent{spec} eq $descr{spec};  # the definition is in this spec file
 213         goto done if $descr{comment} && $descr{comment} =~ /don't forward/;
 214         if ($descr{callconv} ne "stub" && $descr{target} !~ /\./ && !$commented_out)
 215         {
 216             printf "%s:%u: note: %s already defined in %s\n", $file, $., $func, $parent{spec} if $show_duplicates;
 217             goto done;
 218         }
 219
 220         my $flags = ($parent{callconv} ne "stub" || $update_flags) ? $parent{flags} : $descr{flags};
 221
 222         if ($parent{callconv} ne "stub" || $parent{args})
 223         {
 224             my $callconv = $parent{callconv} ne "stub" ? $parent{callconv} :
 225                            $parent{spec} =~ /msvc/ ? "cdecl" : "stdcall";  # hack
 226             $_ = sprintf "$descr{ordinal} %s %s%s", $callconv, $flags, $func;
 227
 228             if ($parent{target} =~ /$group_head\./)  # use the same forward as parent if possible
 229             {
 230                 $_ .= sprintf "%s %s", $parent{args}, $parent{target};
 231             }
 232             else
 233             {
 234                 $_ .= sprintf "%s %s.%s", $parent{args}, $parent{spec}, $func;
 235             }
 236         }
 237         else
 238         {
 239             $_ = sprintf "$descr{ordinal} stub %s%s", $flags, $func;
 240         }
 241         $_ .= $descr{comment} || "";
 242
 243       done:
 244         print NEW "$_\n";
 245     }
 246     close SPEC;
 247     close NEW;
 248     update_file( $file );
 249 }
 250
 251 sub sync_spec_files(@)
 252 {
 253     %funcs = ();
 254     $group_head = shift;
 255     read_spec_file( $group_head );
 256     foreach my $spec (@_) { update_spec_file($spec); }
 257 }
 258
 259 foreach my $group (@dll_groups)
 260 {
 261     sync_spec_files( @{$group} );
 262 }