3 # Update spec files across dlls that share an implementation
5 # Copyright 2011 Alexandre Julliard
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.
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.
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
144 my $update_flags = 0;
145 my $show_duplicates = 0;
147 foreach my $arg (@ARGV)
149 if ($arg eq "-f") { $update_flags = 1; }
150 elsif ($arg eq "-d") { $show_duplicates = 1; }
153 # update a file if changed
159 open FILE
, ">$file.new" or die "cannot create $file.new";
162 rename "$file.new", "$file";
163 print "$file updated\n";
166 # parse a spec file line
169 my ($name, $line, $str) = @_;
171 if ($str =~ /^\s*(\@|\d+)\s+(stdcall|cdecl|varargs|thiscall|stub|extern)\s+((?:-\S+\s+)*)([A-Za-z0-9_\@\$?]+)(?:\s*(\([^)]*\)))?(?:\s+([A-Za-z0-9_\@\$?.]+))?(\s*\#.*)?/)
173 return ( "ordinal" => $1, "callconv" => $2, "flags" => $3, "name" => $4, "args" => $5 || "",
174 "target" => $6 || $4, "comment" => $7, "spec" => $name );
176 return () if $str =~ /^\s*$/;
177 return () if $str =~ /^\s*\#/;
178 printf STDERR
"$name.spec:$line: error: Unrecognized line $_\n";
181 sub read_spec_file
($)
184 my $file = "dlls/$name/$name.spec";
186 open SPEC
, "<$file" or die "cannot open $file";
190 my %descr = parse_line
( $name, $., $_ );
193 my $func = $descr{name
};
194 if (defined $funcs{$func})
196 my %update = %{$funcs{$func}};
197 next if $update{ordinal
} ne $descr{ordinal
} or $update{callconv
} ne $descr{callconv
} or $update{args
} ne $descr{args
};
199 my $arch = $1 if $update{flags
} =~ /-arch=(\S+)/;
200 my $new_arch = $1 if $descr{flags
} =~ /-arch=(\S+)/;
201 next if !defined $arch or !defined $new_arch;
203 if (($arch eq "win32" and $new_arch eq "win64") or ($arch eq "win64" and $new_arch eq "win32"))
205 $funcs{$func}{flags
} =~ s/-arch=\S+\s+//;
209 $funcs{$func}{flags
} =~ s/-arch=$arch/-arch=$arch,$new_arch/;
212 next if $func eq "@";
213 $funcs{$func} = \
%descr;
218 sub update_spec_file
($)
221 my $file = "dlls/$name/$name.spec";
225 open SPEC
, "<$file" or die "cannot open $file";
231 my $commented_out = 0;
232 my %descr = parse_line
( $name, $., $_ );
235 # check for commented out exports
236 if (/^\s*\#\s*((?:\@|\d+)\s+)?((?:extern|stub|stdcall|cdecl|varargs|thiscall)\s+.*)/)
239 %descr = parse_line
( $name, $., ($1 || "\@ ") . $2 );
242 goto done
unless %descr;
244 my $func = $descr{name
};
245 if (!defined $funcs{$func})
247 $funcs{$func} = \
%descr unless $commented_out || $name =~ /-/;
251 my %parent = %{$funcs{$func}};
252 goto done
if $parent{spec
} eq $descr{spec
}; # the definition is in this spec file
253 goto done
if $descr{comment
} && $descr{comment
} =~ /don't forward/;
254 if ($descr{callconv
} ne "stub" && $descr{target
} !~ /\./ && !$commented_out)
256 printf "%s:%u: note: %s already defined in %s\n", $file, $., $func, $parent{spec
} if $show_duplicates;
260 my $flags = $descr{flags
};
261 if ($parent{callconv
} ne "stub" || $update_flags)
263 $flags = $parent{flags
};
264 $flags =~ s/-ordinal\s*// if $descr{ordinal
} eq "@";
265 $flags =~ s/-noname\s*// if $descr{ordinal
} eq "@";
266 $flags =~ s/-import\s*//;
267 if ($descr{flags
} =~ /-private/) # preserve -private flag
269 $flags = "-private " . $flags unless $flags =~ /-private/;
273 if ($parent{callconv
} ne "stub" || $parent{args
})
275 my $callconv = $parent{callconv
} ne "stub" ?
$parent{callconv
} :
276 $parent{spec
} =~ /(msvc|ucrtbase)/ ?
"cdecl" : "stdcall"; # hack
277 $_ = sprintf "$descr{ordinal} %s %s%s", $callconv, $flags, $func;
279 if ($parent{target
} =~ /$group_head\./) # use the same forward as parent if possible
281 $_ .= sprintf "%s %s", $parent{args
}, $parent{target
};
285 $_ .= sprintf "%s %s.%s", $parent{args
}, $parent{spec
}, $func;
290 $_ = sprintf "$descr{ordinal} stub %s%s", $flags, $func;
292 $_ .= $descr{comment
} || "";
298 update_file
( $file, $new ) if $old ne $new;
301 sub sync_spec_files
(@
)
305 read_spec_file
( $group_head );
306 foreach my $spec (@_) { update_spec_file
($spec); }
309 foreach my $group (@dll_groups)
311 sync_spec_files
( @
{$group} );