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   "msvcirt",
  32   "msvcrt40",
  33   "msvcrt20",
  34   "msvcrtd",
  35   "crtdll",
  36  ],
  37  [
  38   "msvcrt",
  39   "msvcp90",
  40   "msvcp100",
  41   "msvcp110",
  42   "msvcp120",
  43   "msvcp140",
  44   "msvcp71",
  45   "msvcp80",
  46   "msvcp70",
  47   "msvcp60",
  48  ],
  49  [
  50   "msvcr120",
  51   "msvcr120_app",
  52   "concrt140",
  53  ],
  54  [
  55   "ucrtbase",
  56   "api-ms-win-crt-conio-l1-1-0",
  57   "api-ms-win-crt-convert-l1-1-0",
  58   "api-ms-win-crt-environment-l1-1-0",
  59   "api-ms-win-crt-filesystem-l1-1-0",
  60   "api-ms-win-crt-heap-l1-1-0",
  61   "api-ms-win-crt-locale-l1-1-0",
  62   "api-ms-win-crt-math-l1-1-0",
  63   "api-ms-win-crt-multibyte-l1-1-0",
  64   "api-ms-win-crt-private-l1-1-0",
  65   "api-ms-win-crt-process-l1-1-0",
  66   "api-ms-win-crt-runtime-l1-1-0",
  67   "api-ms-win-crt-stdio-l1-1-0",
  68   "api-ms-win-crt-string-l1-1-0",
  69   "api-ms-win-crt-time-l1-1-0",
  70   "api-ms-win-crt-utility-l1-1-0",
  71   "vcruntime140",
  72  ],
  73  [
  74   "msvcp120",
  75   "msvcp120_app",
  76  ],
  77  [
  78   "d3d10",
  79   "d3d10_1",
  80  ],
  81  [
  82   "d3dx10_43",
  83   "d3dx10_42",
  84   "d3dx10_41",
  85   "d3dx10_40",
  86   "d3dx10_39",
  87   "d3dx10_38",
  88   "d3dx10_37",
  89   "d3dx10_36",
  90   "d3dx10_35",
  91   "d3dx10_34",
  92   "d3dx10_33",
  93  ],
  94  [
  95   "d3dx11_43",
  96   "d3dx11_42",
  97  ],
  98  [
  99   "xinput1_3",
 100   "xinput1_4",
 101   "xinput1_2",
 102   "xinput1_1",
 103   "xinput9_1_0",
 104  ],
 105  [
 106   "setupapi",
 107   "cfgmgr32",
 108   "api-ms-win-devices-config-l1-1-1",
 109   "api-ms-win-devices-query-l1-1-1",
 110  ],
 111  [
 112   "vcomp",
 113   "vcomp140",
 114   "vcomp120",
 115   "vcomp110",
 116   "vcomp100",
 117   "vcomp90",
 118  ],
 119  [
 120   "advapi32",
 121   "api-ms-win-core-localregistry-l1-1-0",
 122   "api-ms-win-downlevel-advapi32-l1-1-0",
 123   "api-ms-win-downlevel-advapi32-l2-1-0",
 124   "api-ms-win-security-base-l1-1-0",
 125   "api-ms-win-core-registry-l1-1-0",
 126   "api-ms-win-core-registry-l2-1-0",
 127   "api-ms-win-core-shutdown-l1-1-0",
 128   "api-ms-win-eventing-classicprovider-l1-1-0",
 129   "api-ms-win-eventing-consumer-l1-1-0",
 130   "api-ms-win-eventing-controller-l1-1-0",
 131   "api-ms-win-eventing-legacy-l1-1-0",
 132   "api-ms-win-eventing-provider-l1-1-0",
 133   "api-ms-win-eventlog-legacy-l1-1-0",
 134   "api-ms-win-perf-legacy-l1-1-0",
 135   "api-ms-win-security-audit-l1-1-1",
 136   "api-ms-win-security-base-l1-2-0",
 137   "api-ms-win-security-base-private-l1-1-1",
 138   "api-ms-win-security-credentials-l1-1-0",
 139   "api-ms-win-security-lsalookup-l1-1-0",
 140   "api-ms-win-security-lsalookup-l1-1-1",
 141   "api-ms-win-security-lsalookup-l2-1-0",
 142   "api-ms-win-security-lsalookup-l2-1-1",
 143   "api-ms-win-security-lsapolicy-l1-1-0",
 144   "api-ms-win-security-provider-l1-1-0",
 145   "api-ms-win-security-sddl-l1-1-0",
 146   "api-ms-win-security-systemfunctions-l1-1-0",
 147   "api-ms-win-service-core-l1-1-0",
 148   "api-ms-win-service-core-l1-1-1",
 149   "api-ms-win-service-management-l1-1-0",
 150   "api-ms-win-service-management-l2-1-0",
 151   "api-ms-win-service-private-l1-1-1",
 152   "api-ms-win-service-winsvc-l1-1-0",
 153   "api-ms-win-service-winsvc-l1-2-0",
 154  ],
 155  [
 156   "authz",
 157   "ext-ms-win-authz-context-l1-1-0",
 158  ],
 159  [
 160   "credui",
 161   "ext-ms-win-security-credui-l1-1-0",
 162  ],
 163  [
 164   "cryptui",
 165   "ext-ms-win-security-cryptui-l1-1-0",
 166  ],
 167  [
 168   "dwmapi",
 169   "ext-ms-win-dwmapi-ext-l1-1-0",
 170  ],
 171  [
 172   "netapi32",
 173   "ext-ms-win-domainjoin-netjoin-l1-1-0",
 174  ],
 175  [
 176   "ntdll",
 177   "api-ms-win-core-xstate-l1-1-0",
 178  ],
 179  [
 180   "ntdll",
 181   "powrprof",
 182   "api-ms-win-power-base-l1-1-0",
 183   "api-ms-win-power-setting-l1-1-0",
 184  ],
 185  [
 186   "ntdsapi",
 187   "api-ms-win-security-activedirectoryclient-l1-1-0",
 188  ],
 189  [
 190   "rasapi32",
 191   "ext-ms-win-ras-rasapi32-l1-1-0",
 192  ],
 193  [
 194   "kernel32",
 195   "api-ms-win-appmodel-identity-l1-1-0",
 196   "api-ms-win-appmodel-runtime-l1-1-1",
 197   "api-ms-win-downlevel-normaliz-l1-1-0",
 198   "api-ms-win-core-appcompat-l1-1-1",
 199   "api-ms-win-core-atoms-l1-1-0",
 200   "api-ms-win-core-debug-l1-1-0",
 201   "api-ms-win-core-debug-l1-1-1",
 202   "api-ms-win-core-delayload-l1-1-0",
 203   "api-ms-win-core-delayload-l1-1-1",
 204   "api-ms-win-core-errorhandling-l1-1-0",
 205   "api-ms-win-core-errorhandling-l1-1-1",
 206   "api-ms-win-core-errorhandling-l1-1-2",
 207   "api-ms-win-core-errorhandling-l1-1-3",
 208   "api-ms-win-core-interlocked-l1-1-0",
 209   "api-ms-win-core-interlocked-l1-2-0",
 210   "api-ms-win-core-misc-l1-1-0",
 211   "api-ms-win-core-profile-l1-1-0",
 212   "api-ms-win-core-realtime-l1-1-0",
 213   "api-ms-win-core-sidebyside-l1-1-0",
 214   "api-ms-win-core-string-l1-1-0",
 215   "api-ms-win-core-string-obsolete-l1-1-0",
 216   "api-ms-win-core-sysinfo-l1-1-0",
 217   "api-ms-win-core-sysinfo-l1-2-0",
 218   "api-ms-win-core-util-l1-1-0",
 219   "api-ms-win-core-synch-ansi-l1-1-0",
 220   "api-ms-win-core-synch-l1-1-0",
 221   "api-ms-win-core-synch-l1-2-0",
 222   "api-ms-win-core-synch-l1-2-1",
 223   "api-ms-win-core-console-l1-1-0",
 224   "api-ms-win-core-console-l2-1-0",
 225   "api-ms-win-core-file-l1-1-0",
 226   "api-ms-win-core-file-l1-2-1",
 227   "api-ms-win-core-file-l1-2-0",
 228   "api-ms-win-core-file-l1-2-2",
 229   "api-ms-win-core-file-l2-1-0",
 230   "api-ms-win-core-file-l2-1-1",
 231   "api-ms-win-core-file-l2-1-2",
 232   "api-ms-win-core-handle-l1-1-0",
 233   "api-ms-win-core-heap-l1-1-0",
 234   "api-ms-win-core-heap-l1-2-0",
 235   "api-ms-win-core-heap-l2-1-0",
 236   "api-ms-win-core-heap-obsolete-l1-1-0",
 237   "api-ms-win-core-io-l1-1-0",
 238   "api-ms-win-core-io-l1-1-1",
 239   "api-ms-win-core-job-l1-1-0",
 240   "api-ms-win-core-job-l2-1-0",
 241   "api-ms-win-core-kernel32-legacy-l1-1-0",
 242   "api-ms-win-core-kernel32-legacy-l1-1-1",
 243   "api-ms-win-core-kernel32-private-l1-1-1",
 244   "api-ms-win-core-largeinteger-l1-1-0",
 245   "api-ms-win-core-libraryloader-l1-2-1",
 246   "api-ms-win-core-libraryloader-l1-2-2",
 247   "api-ms-win-core-localization-l1-1-0",
 248   "api-ms-win-core-localization-l1-2-0",
 249   "api-ms-win-core-localization-l2-1-0",
 250   "api-ms-win-core-localization-obsolete-l1-1-0",
 251   "api-ms-win-core-localization-obsolete-l1-2-0",
 252   "api-ms-win-core-localization-obsolete-l1-3-0",
 253   "api-ms-win-core-localization-private-l1-1-0",
 254   "api-ms-win-core-memory-l1-1-0",
 255   "api-ms-win-core-memory-l1-1-1",
 256   "api-ms-win-core-memory-l1-1-2",
 257   "api-ms-win-core-namespace-l1-1-0",
 258   "api-ms-win-core-normalization-l1-1-0",
 259   "api-ms-win-core-privateprofile-l1-1-1",
 260   "api-ms-win-core-processenvironment-l1-1-0",
 261   "api-ms-win-core-processenvironment-l1-2-0",
 262   "api-ms-win-core-psapi-l1-1-0",
 263   "api-ms-win-core-psapi-ansi-l1-1-0",
 264   "api-ms-win-core-psapi-obsolete-l1-1-0",
 265   "api-ms-win-core-threadpool-l1-1-0",
 266   "api-ms-win-core-threadpool-l1-2-0",
 267   "api-ms-win-core-threadpool-legacy-l1-1-0",
 268   "api-ms-win-core-threadpool-private-l1-1-0",
 269   "api-ms-win-core-timezone-l1-1-0",
 270   "api-ms-win-core-toolhelp-l1-1-0",
 271   "api-ms-win-core-sysinfo-l1-2-1",
 272   "api-ms-win-core-fibers-l1-1-0",
 273   "api-ms-win-core-fibers-l1-1-1",
 274   "api-ms-win-core-localization-l1-2-1",
 275   "api-ms-win-core-datetime-l1-1-0",
 276   "api-ms-win-core-datetime-l1-1-1",
 277   "api-ms-win-core-windowserrorreporting-l1-1-0",
 278   "api-ms-win-core-wow64-l1-1-0",
 279   "api-ms-win-core-wow64-l1-1-1",
 280   "api-ms-win-core-xstate-l2-1-0",
 281   "api-ms-win-core-processtopology-obsolete-l1-1-0",
 282   "api-ms-win-core-util-l1-1-0",
 283   "ext-ms-win-kernel32-package-current-l1-1-0",
 284   "ext-ms-win-kernel32-package-l1-1-1",
 285  ],
 286  [
 287   "kernel32",
 288   "user32",
 289   "api-ms-win-core-appinit-l1-1-0",
 290   "api-ms-win-core-libraryloader-l1-1-0",
 291   "api-ms-win-core-libraryloader-l1-1-1",
 292   "api-ms-win-core-libraryloader-l1-2-0",
 293  ],
 294  [
 295   "kernel32",
 296   "advapi32",
 297   "api-ms-win-core-namedpipe-l1-1-0",
 298   "api-ms-win-core-namedpipe-l1-2-0",
 299   "api-ms-win-core-processthreads-l1-1-0",
 300   "api-ms-win-core-processthreads-l1-1-1",
 301   "api-ms-win-core-processthreads-l1-1-2",
 302  ],
 303  [
 304   "kernel32",
 305   "advapi32",
 306   "user32",
 307   "shlwapi",
 308   "version",
 309   "kernelbase",
 310   "api-ms-win-core-bem-l1-1-0",
 311  ],
 312  [
 313   "kernelbase",
 314   "api-ms-win-appmodel-runtime-l1-1-2",
 315   "api-ms-win-core-path-l1-1-0",
 316   "api-ms-win-core-quirks-l1-1-0",
 317   "api-ms-win-security-grouppolicy-l1-1-0",
 318  ],
 319  [
 320   "ole32",
 321   "api-ms-win-downlevel-ole32-l1-1-0",
 322   "api-ms-win-core-com-l1-1-0",
 323   "api-ms-win-core-com-l1-1-1",
 324   "api-ms-win-core-com-private-l1-1-0",
 325   "combase",
 326   "iprop",
 327  ],
 328  [
 329   "oleacc",
 330   "ext-ms-win-oleacc-l1-1-0",
 331  ],
 332  [
 333   "shell32",
 334   "api-ms-win-downlevel-shell32-l1-1-0",
 335   "api-ms-win-shell-shellcom-l1-1-0",
 336   "api-ms-win-shell-shellfolders-l1-1-0",
 337  ],
 338  [
 339   "shlwapi",
 340   "api-ms-win-downlevel-shlwapi-l1-1-0",
 341   "api-ms-win-downlevel-shlwapi-l2-1-0",
 342   "api-ms-win-core-registryuserspecific-l1-1-0",
 343   "api-ms-win-core-shlwapi-legacy-l1-1-0",
 344   "api-ms-win-core-shlwapi-obsolete-l1-1-0",
 345   "api-ms-win-core-shlwapi-obsolete-l1-2-0",
 346   "api-ms-win-core-url-l1-1-0",
 347  ],
 348  [
 349   "shell32",
 350   "shlwapi",
 351   "shcore",
 352   "api-ms-win-shcore-scaling-l1-1-1",
 353  ],
 354  [
 355   "shcore",
 356   "api-ms-win-shcore-obsolete-l1-1-0",
 357   "api-ms-win-shcore-thread-l1-1-0",
 358   "api-ms-win-shcore-stream-l1-1-0",
 359  ],
 360  [
 361   "user32",
 362   "api-ms-win-core-stringansi-l1-1-0",
 363   "api-ms-win-core-string-l2-1-0",
 364   "api-ms-win-downlevel-user32-l1-1-0",
 365   "api-ms-win-ntuser-dc-access-l1-1-0",
 366   "api-ms-win-rtcore-ntuser-draw-l1-1-0",
 367   "api-ms-win-rtcore-ntuser-private-l1-1-0",
 368   "api-ms-win-rtcore-ntuser-private-l1-1-4",
 369   "api-ms-win-rtcore-ntuser-window-l1-1-0",
 370   "api-ms-win-rtcore-ntuser-winevent-l1-1-0",
 371   "api-ms-win-rtcore-ntuser-wmpointer-l1-1-0",
 372   "api-ms-win-rtcore-ntuser-wmpointer-l1-1-3",
 373   "ext-ms-win-ntuser-draw-l1-1-0",
 374   "ext-ms-win-ntuser-gui-l1-3-0",
 375   "ext-ms-win-ntuser-keyboard-l1-3-0",
 376   "ext-ms-win-ntuser-message-l1-1-1",
 377   "ext-ms-win-ntuser-misc-l1-5-1",
 378   "ext-ms-win-ntuser-mouse-l1-1-0",
 379   "ext-ms-win-ntuser-private-l1-1-1",
 380   "ext-ms-win-ntuser-private-l1-3-1",
 381   "ext-ms-win-ntuser-rectangle-ext-l1-1-0",
 382   "api-ms-win-ntuser-rectangle-l1-1-0",
 383   "ext-ms-win-ntuser-uicontext-ext-l1-1-0",
 384   "ext-ms-win-ntuser-windowclass-l1-1-1",
 385   "ext-ms-win-ntuser-window-l1-1-1",
 386   "ext-ms-win-ntuser-window-l1-1-4",
 387   "ext-ms-win-rtcore-ntuser-cursor-l1-1-0",
 388   "ext-ms-win-rtcore-ntuser-dc-access-l1-1-0",
 389   "ext-ms-win-rtcore-ntuser-dpi-l1-1-0",
 390   "ext-ms-win-rtcore-ntuser-dpi-l1-2-0",
 391   "ext-ms-win-rtcore-ntuser-rawinput-l1-1-0",
 392   "ext-ms-win-rtcore-ntuser-syscolors-l1-1-0",
 393   "ext-ms-win-rtcore-ntuser-sysparams-l1-1-0",
 394  ],
 395  [
 396   "version",
 397   "api-ms-win-core-versionansi-l1-1-0",
 398   "api-ms-win-core-version-l1-1-0",
 399   "api-ms-win-core-version-l1-1-1",
 400   "api-ms-win-core-version-private-l1-1-0",
 401   "api-ms-win-downlevel-version-l1-1-0",
 402  ],
 403  [
 404   "winmm",
 405   "api-ms-win-mm-joystick-l1-1-0",
 406   "api-ms-win-mm-misc-l1-1-1",
 407   "api-ms-win-mm-mme-l1-1-0",
 408   "api-ms-win-mm-time-l1-1-0",
 409  ],
 410  [
 411   "msvcrt",
 412   "ntdll",
 413   "ntoskrnl.exe",
 414   "api-ms-win-core-apiquery-l1-1-0",
 415   "api-ms-win-core-rtlsupport-l1-1-0",
 416   "api-ms-win-core-rtlsupport-l1-2-0",
 417   "api-ms-win-core-crt-l1-1-0",
 418   "api-ms-win-core-crt-l2-1-0",
 419  ],
 420  [
 421   "gdi32",
 422   "api-ms-win-dx-d3dkmt-l1-1-0",
 423   "api-ms-win-gdi-dpiinfo-l1-1-0",
 424   "ext-ms-win-gdi-dc-create-l1-1-1",
 425   "ext-ms-win-gdi-dc-l1-2-0",
 426   "ext-ms-win-gdi-devcaps-l1-1-0",
 427   "ext-ms-win-gdi-draw-l1-1-1",
 428   "ext-ms-win-gdi-render-l1-1-0",
 429   "ext-ms-win-rtcore-gdi-devcaps-l1-1-0",
 430   "ext-ms-win-rtcore-gdi-object-l1-1-0",
 431   "ext-ms-win-rtcore-gdi-rgn-l1-1-0",
 432  ],
 433  [
 434   "combase",
 435   "api-ms-win-core-winrt-errorprivate-l1-1-1",
 436   "api-ms-win-core-winrt-l1-1-0",
 437   "api-ms-win-core-winrt-registration-l1-1-0",
 438   "api-ms-win-core-winrt-roparameterizediid-l1-1-0",
 439   "api-ms-win-core-winrt-string-l1-1-0",
 440  ],
 441  [
 442   "bthprops.cpl",
 443   "irprops.cpl",
 444  ],
 445  [
 446   "sfc_os",
 447   "sfc",
 448  ],
 449  [
 450   "bcrypt",
 451   "ncrypt",
 452  ],
 453  [
 454   "ntoskrnl.exe",
 455   "hal",
 456  ],
 457 );
 458
 459 my $update_flags = 0;
 460 my $show_duplicates = 0;
 461
 462 foreach my $arg (@ARGV)
 463 {
 464     if ($arg eq "-f") { $update_flags = 1; }
 465     elsif ($arg eq "-d") { $show_duplicates = 1; }
 466 }
 467
 468 # update a file if changed
 469 sub update_file($$)
 470 {
 471     my $file = shift;
 472     my $new = shift;
 473
 474     open FILE, ">$file.new" or die "cannot create $file.new";
 475     print FILE $new;
 476     close FILE;
 477     rename "$file.new", "$file";
 478     print "$file updated\n";
 479 }
 480
 481 # parse a spec file line
 482 sub parse_line($$$)
 483 {
 484     my ($name, $line, $str) = @_;
 485
 486     if ($str =~ /^\s*(\@|\d+)\s+(stdcall|cdecl|varargs|thiscall|stub|extern)\s+((?:-\S+\s+)*)([A-Za-z0-9_\@\$?]+)(?:\s*(\([^)]*\)))?(?:\s+([A-Za-z0-9_\@\$?.]+))?(\s*\#.*)?/)
 487     {
 488         return ( "ordinal" => $1, "callconv" => $2, "flags" => $3, "name" => $4, "args" => $5 || "",
 489                  "target" => $6 || $4, "comment" => $7, "spec" => $name );
 490     }
 491     return () if $str =~ /^\s*$/;
 492     return () if $str =~ /^\s*\#/;
 493     printf STDERR "$name.spec:$line: error: Unrecognized line $_\n";
 494 }
 495
 496 sub read_spec_file($)
 497 {
 498     my $name = shift;
 499     my $file = "dlls/$name/$name.spec";
 500     my %stubs;
 501     open SPEC, "<$file" or die "cannot open $file";
 502     while (<SPEC>)
 503     {
 504         chomp;
 505         my %descr = parse_line( $name, $., $_ );
 506         next unless %descr;
 507
 508         my $func = $descr{name};
 509         next if defined $funcs{$func};
 510         next if $func eq "@";
 511         $funcs{$func} = \%descr;
 512     }
 513     close SPEC;
 514 }
 515
 516 sub update_spec_file($)
 517 {
 518     my $name = shift;
 519     my $file = "dlls/$name/$name.spec";
 520     my %stubs;
 521     my ($old, $new);
 522
 523     open SPEC, "<$file" or die "cannot open $file";
 524     while (<SPEC>)
 525     {
 526         $old .= $_;
 527         chomp;
 528
 529         my $commented_out = 0;
 530         my %descr = parse_line( $name, $., $_ );
 531         if (!%descr)
 532         {
 533             # check for commented out exports
 534             if (/^\s*\#\s*((?:\@|\d+)\s+)?((?:extern|stub|stdcall|cdecl|varargs|thiscall)\s+.*)/)
 535             {
 536                 $commented_out = 1;
 537                 %descr = parse_line( $name, $., ($1 || "\@ ") . $2 );
 538             }
 539         }
 540         goto done unless %descr;
 541
 542         my $func = $descr{name};
 543         if (!defined $funcs{$func})
 544         {
 545             $funcs{$func} = \%descr unless $commented_out;
 546             goto done;
 547         }
 548
 549         my %parent = %{$funcs{$func}};
 550         goto done if $parent{spec} eq $descr{spec};  # the definition is in this spec file
 551         goto done if $descr{comment} && $descr{comment} =~ /don't forward/;
 552         if ($descr{callconv} ne "stub" && $descr{target} !~ /\./ && !$commented_out)
 553         {
 554             printf "%s:%u: note: %s already defined in %s\n", $file, $., $func, $parent{spec} if $show_duplicates;
 555             goto done;
 556         }
 557
 558         my $flags = $descr{flags};
 559         if ($parent{callconv} ne "stub" || $update_flags)
 560         {
 561             $flags = $parent{flags};
 562             $flags =~ s/-ordinal\s*// if $descr{ordinal} eq "@";
 563             $flags =~ s/-noname\s*// if $descr{ordinal} eq "@";
 564             if ($descr{flags} =~ /-private/)  # preserve -private flag
 565             {
 566                 $flags = "-private " . $flags unless $flags =~ /-private/;
 567             }
 568         }
 569
 570         if ($parent{callconv} ne "stub" || $parent{args})
 571         {
 572             my $callconv = $parent{callconv} ne "stub" ? $parent{callconv} :
 573                            $parent{spec} =~ /(msvc|ucrtbase)/ ? "cdecl" : "stdcall";  # hack
 574             $_ = sprintf "$descr{ordinal} %s %s%s", $callconv, $flags, $func;
 575
 576             if ($parent{target} =~ /$group_head\./)  # use the same forward as parent if possible
 577             {
 578                 $_ .= sprintf "%s %s", $parent{args}, $parent{target};
 579             }
 580             else
 581             {
 582                 $_ .= sprintf "%s %s.%s", $parent{args}, $parent{spec}, $func;
 583             }
 584         }
 585         else
 586         {
 587             $_ = sprintf "$descr{ordinal} stub %s%s", $flags, $func;
 588         }
 589         $_ .= $descr{comment} || "";
 590
 591       done:
 592         $new .= "$_\n";
 593     }
 594     close SPEC;
 595     update_file( $file, $new ) if $old ne $new;
 596 }
 597
 598 sub sync_spec_files(@)
 599 {
 600     %funcs = ();
 601     $group_head = shift;
 602     read_spec_file( $group_head );
 603     foreach my $spec (@_) { update_spec_file($spec); }
 604 }
 605
 606 foreach my $group (@dll_groups)
 607 {
 608     sync_spec_files( @{$group} );
 609 }