mdw@git.distorted.org.uk Git - sgt/putty/blob - mac/mac.c

   1 /* $Id: mac.c,v 1.52 2003/02/27 23:34:59 ben Exp $ */
   2 /*
   3  * Copyright (c) 1999, 2003 Ben Harris
   4  * All rights reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person
   7  * obtaining a copy of this software and associated documentation
   8  * files (the "Software"), to deal in the Software without
   9  * restriction, including without limitation the rights to use,
  10  * copy, modify, merge, publish, distribute, sublicense, and/or
  11  * sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following
  13  * conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be
  16  * included in all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  23  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27 /*
  28  * mac.c -- miscellaneous Mac-specific routines
  29  */
  30
  31 #include <MacTypes.h>
  32 #include <AEDataModel.h>
  33 #include <AppleEvents.h>
  34 #include <Quickdraw.h>
  35 #include <Fonts.h>
  36 #include <MacWindows.h>
  37 #include <Menus.h>
  38 #include <TextEdit.h>
  39 #include <Appearance.h>
  40 #include <CodeFragments.h>
  41 #include <Dialogs.h>
  42 #include <Devices.h>
  43 #include <DiskInit.h>
  44 #include <Gestalt.h>
  45 #include <LowMem.h>
  46 #include <Navigation.h>
  47 #include <Resources.h>
  48 #include <Script.h>
  49 #include <TextCommon.h>
  50 #include <ToolUtils.h>
  51 #include <UnicodeConverter.h>
  52
  53 #include <assert.h>
  54 #include <limits.h>
  55 #include <stdarg.h>
  56 #include <stdlib.h>             /* putty.h needs size_t */
  57 #include <stdio.h>              /* for vsprintf */
  58
  59 #define PUTTY_DO_GLOBALS
  60
  61 #include "macresid.h"
  62 #include "putty.h"
  63 #include "ssh.h"
  64 #include "mac.h"
  65
  66 Session *sesslist;
  67
  68 static int cold = 1;
  69 static int borednow = FALSE;
  70 struct mac_gestalts mac_gestalts;
  71
  72 static void mac_startup(void);
  73 static void mac_eventloop(void);
  74 #pragma noreturn (mac_eventloop)
  75 static void mac_event(EventRecord *);
  76 static void mac_contentclick(WindowPtr, EventRecord *);
  77 static void mac_growwindow(WindowPtr, EventRecord *);
  78 static void mac_activatewindow(WindowPtr, EventRecord *);
  79 static void mac_suspendresume(EventRecord *);
  80 static void mac_activateabout(WindowPtr, EventRecord *);
  81 static void mac_updatewindow(WindowPtr);
  82 static void mac_updatelicence(WindowPtr);
  83 static void mac_keypress(EventRecord *);
  84 static int mac_windowtype(WindowPtr);
  85 static void mac_menucommand(long);
  86 static void mac_openlicence(void);
  87 static void mac_adjustcursor(RgnHandle);
  88 static void mac_adjustmenus(void);
  89 static void mac_closewindow(WindowPtr);
  90 static void mac_zoomwindow(WindowPtr, short);
  91 #pragma noreturn (cleanup_exit)
  92
  93 struct mac_windows {
  94     WindowPtr about;
  95     WindowPtr licence;
  96 };
  97
  98 struct mac_windows windows;
  99
 100 int main (int argc, char **argv) {
 101
 102     mac_startup();
 103     mac_eventloop();
 104 }
 105
 106 #pragma noreturn (main)
 107
 108 static void mac_startup(void) {
 109     Handle menuBar;
 110     TECInfoHandle ti;
 111
 112 #if !TARGET_API_MAC_CARBON
 113     /* Init Memory Manager */
 114     MaxApplZone();
 115     /* Init QuickDraw */
 116     InitGraf(&qd.thePort);
 117     /* Init Font Manager */
 118     InitFonts();
 119     /* Init Window Manager */
 120     InitWindows();
 121     /* Init Menu Manager */
 122     InitMenus();
 123     /* Init TextEdit */
 124     TEInit();
 125     /* Init Dialog Manager */
 126     InitDialogs(NULL);
 127 #endif
 128     cold = 0;
 129
 130     /* Get base system version (only used if there's no better selector) */
 131     if (Gestalt(gestaltSystemVersion, &mac_gestalts.sysvers) != noErr ||
 132         (mac_gestalts.sysvers &= 0xffff) < 0x700)
 133         fatalbox("PuTTY requires System 7 or newer");
 134     /* Find out if we've got Color Quickdraw */
 135     if (Gestalt(gestaltQuickdrawVersion, &mac_gestalts.qdvers) != noErr)
 136         mac_gestalts.qdvers = gestaltOriginalQD;
 137     /* ... and the Appearance Manager? */
 138     if (Gestalt(gestaltAppearanceVersion, &mac_gestalts.apprvers) != noErr)
 139         if (Gestalt(gestaltAppearanceAttr, NULL) == noErr)
 140             mac_gestalts.apprvers = 0x0100;
 141         else
 142             mac_gestalts.apprvers = 0;
 143 #if TARGET_RT_MAC_CFM
 144     /* Paranoia: Did we manage to pull in AppearanceLib? */
 145     if (&RegisterAppearanceClient == kUnresolvedCFragSymbolAddress)
 146         mac_gestalts.apprvers = 0;
 147 #endif
 148 #if TARGET_CPU_68K
 149     mac_gestalts.cntlattr = 0;
 150     mac_gestalts.windattr = 0;
 151 #else
 152     /* Mac OS 8.5 Control Manager (proportional scrollbars)? */
 153     if (Gestalt(gestaltControlMgrAttr, &mac_gestalts.cntlattr) != noErr ||
 154         &SetControlViewSize == kUnresolvedCFragSymbolAddress)
 155         mac_gestalts.cntlattr = 0;
 156     /* Mac OS 8.5 Window Manager? */
 157     if (Gestalt(gestaltWindowMgrAttr, &mac_gestalts.windattr) != noErr ||
 158         &SetWindowContentColor == kUnresolvedCFragSymbolAddress)
 159         mac_gestalts.windattr = 0;
 160     /* Mac OS 8.5 Menu Manager? */
 161     if (Gestalt(gestaltMenuMgrAttr, &mac_gestalts.menuattr) != noErr)
 162         mac_gestalts.menuattr = 0;
 163 #endif
 164     /* Text Encoding Conversion Manager? */
 165     if (
 166 #if TARGET_RT_MAC_CFM
 167         &TECGetInfo == kUnresolvedCFragSymbolAddress ||
 168 #else
 169         InitializeUnicodeConverter(NULL) != noErr ||
 170 #endif
 171         TECGetInfo(&ti) != noErr)
 172         mac_gestalts.encvvers = 0;
 173     else {
 174         mac_gestalts.encvvers = (*ti)->tecVersion;
 175         mac_gestalts.uncvattr = (*ti)->tecUnicodeConverterFeatures;
 176         DisposeHandle((Handle)ti);
 177     }
 178     /* Navigation Services? */
 179     if (NavServicesAvailable())
 180         mac_gestalts.navsvers = NavLibraryVersion();
 181     else
 182         mac_gestalts.navsvers = 0;
 183
 184     sk_init();
 185
 186     /* We've been tested with the Appearance Manager */
 187     if (mac_gestalts.apprvers != 0)
 188         RegisterAppearanceClient();
 189
 190     menuBar = GetNewMBar(128);
 191     if (menuBar == NULL)
 192         fatalbox("Unable to create menu bar.");
 193     SetMenuBar(menuBar);
 194     AppendResMenu(GetMenuHandle(mApple), 'DRVR');
 195     if (mac_gestalts.menuattr & gestaltMenuMgrAquaLayoutMask)
 196         DeleteMenuItem(GetMenuHandle(mFile), iQuit);
 197     mac_adjustmenus();
 198     DrawMenuBar();
 199     InitCursor();
 200     windows.about = NULL;
 201     windows.licence = NULL;
 202
 203     default_protocol = be_default_protocol;
 204     /* Find the appropriate default port. */
 205     {
 206         int i;
 207         default_port = 0; /* illegal */
 208         for (i = 0; backends[i].backend != NULL; i++)
 209             if (backends[i].protocol == default_protocol) {
 210                 default_port = backends[i].backend->default_port;
 211                 break;
 212             }
 213     }
 214     flags = FLAG_INTERACTIVE;
 215
 216 #if !TARGET_API_MAC_CARBON
 217     {
 218         short vol;
 219         long dirid;
 220
 221         /* Set the default directory for loading and saving settings. */
 222         /* XXX Should we create it? */
 223         if (get_session_dir(FALSE, &vol, &dirid) == noErr) {
 224             LMSetSFSaveDisk(-vol);
 225             LMSetCurDirStore(dirid);
 226         }
 227     }
 228 #endif
 229
 230     /* Install Apple Event handlers. */
 231     AEInstallEventHandler(kCoreEventClass, kAEOpenApplication,
 232                           NewAEEventHandlerUPP(&mac_aevt_oapp), 0, FALSE);
 233     AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments,
 234                           NewAEEventHandlerUPP(&mac_aevt_odoc), 0, FALSE);
 235     AEInstallEventHandler(kCoreEventClass, kAEPrintDocuments,
 236                           NewAEEventHandlerUPP(&mac_aevt_pdoc), 0, FALSE);
 237     AEInstallEventHandler(kCoreEventClass, kAEQuitApplication,
 238                           NewAEEventHandlerUPP(&mac_aevt_quit), 0, FALSE);
 239 }
 240
 241 static void mac_eventloop(void) {
 242     Boolean gotevent;
 243     EventRecord event;
 244     RgnHandle cursrgn;
 245
 246     cursrgn = NewRgn();
 247     for (;;) {
 248         mac_adjustcursor(cursrgn);
 249         gotevent = WaitNextEvent(everyEvent, &event, LONG_MAX, cursrgn);
 250         mac_adjustcursor(cursrgn);
 251         if (gotevent)
 252             mac_event(&event);
 253         if (borednow)
 254             cleanup_exit(0);
 255         sk_poll();
 256         mac_pollterm();
 257     }
 258     DisposeRgn(cursrgn);
 259 }
 260
 261 static void mac_event(EventRecord *event) {
 262     short part;
 263     WindowPtr window;
 264
 265     switch (event->what) {
 266       case mouseDown:
 267         part = FindWindow(event->where, &window);
 268         switch (part) {
 269           case inMenuBar:
 270             mac_adjustmenus();
 271             mac_menucommand(MenuSelect(event->where));
 272             break;
 273 #if !TARGET_API_MAC_CARBON
 274           case inSysWindow:
 275             SystemClick(event, window);
 276             break;
 277 #endif
 278           case inContent:
 279             if (window != FrontWindow())
 280                 /* XXX: check for movable modal dboxes? */
 281                 SelectWindow(window);
 282             else
 283                 mac_contentclick(window, event);
 284             break;
 285           case inGoAway:
 286             if (TrackGoAway(window, event->where))
 287                 mac_closewindow(window);
 288             break;
 289           case inDrag:
 290             /* XXX: moveable modal check? */
 291 #if TARGET_API_MAC_CARBON
 292             {
 293                 BitMap screenBits;
 294
 295                 GetQDGlobalsScreenBits(&screenBits);
 296                 DragWindow(window, event->where, &screenBits.bounds);
 297             }
 298 #else
 299             DragWindow(window, event->where, &qd.screenBits.bounds);
 300 #endif
 301             break;
 302           case inGrow:
 303             mac_growwindow(window, event);
 304             break;
 305           case inZoomIn:
 306           case inZoomOut:
 307             if (TrackBox(window, event->where, part))
 308                 mac_zoomwindow(window, part);
 309             break;
 310         }
 311         break;
 312       case keyDown:
 313       case autoKey:
 314         mac_keypress(event);
 315         break;
 316       case activateEvt:
 317         mac_activatewindow((WindowPtr)event->message, event);
 318         break;
 319       case updateEvt:
 320         mac_updatewindow((WindowPtr)event->message);
 321         break;
 322 #if !TARGET_API_MAC_CARBON
 323       case diskEvt:
 324         if (HiWord(event->message) != noErr) {
 325             Point pt;
 326
 327             SetPt(&pt, 120, 120);
 328             DIBadMount(pt, event->message);
 329         }
 330         break;
 331 #endif
 332       case osEvt:
 333         switch ((event->message & osEvtMessageMask) >> 24) {
 334           case suspendResumeMessage:
 335             mac_suspendresume(event);
 336             break;
 337         }
 338         break;
 339       case kHighLevelEvent:
 340         AEProcessAppleEvent(event); /* errors? */
 341         break;
 342     }
 343 }
 344
 345 static void mac_contentclick(WindowPtr window, EventRecord *event)
 346 {
 347
 348     if (mac_wininfo(window)->click != NULL)
 349         (*mac_wininfo(window)->click)(window, event);
 350 }
 351
 352 static void mac_growwindow(WindowPtr window, EventRecord *event)
 353 {
 354
 355     if (mac_wininfo(window)->grow != NULL)
 356         (*mac_wininfo(window)->grow)(window, event);
 357 }
 358
 359 static void mac_activatewindow(WindowPtr window, EventRecord *event)
 360 {
 361
 362     mac_adjustmenus();
 363     if (mac_wininfo(window)->activate != NULL)
 364         (*mac_wininfo(window)->activate)(window, event);
 365 }
 366
 367 static void mac_updatewindow(WindowPtr window)
 368 {
 369
 370     if (mac_wininfo(window)->update != NULL)
 371         (*mac_wininfo(window)->update)(window);
 372 }
 373
 374 /*
 375  * Work out what kind of window we're dealing with.
 376  */
 377 static int mac_windowtype(WindowPtr window)
 378 {
 379
 380 #if !TARGET_API_MAC_CARBON
 381     if (GetWindowKind(window) < 0)
 382         return wDA;
 383 #endif
 384     return ((WinInfo *)GetWRefCon(window))->wtype;
 385 }
 386
 387 /*
 388  * Handle a key press
 389  */
 390 static void mac_keypress(EventRecord *event) {
 391     WindowPtr window;
 392
 393     window = mac_frontwindow();
 394     /*
 395      * Check for a command-key combination, but ignore it if it counts
 396      * as a meta-key combination and we're in a terminal window.
 397      */
 398     if (event->what == keyDown && (event->modifiers & cmdKey) /*&&
 399         !((event->modifiers & cfg.meta_modifiers) == cfg.meta_modifiers &&
 400             mac_windowtype(window) == wTerminal)*/) {
 401         mac_adjustmenus();
 402         mac_menucommand(MenuKey(event->message & charCodeMask));
 403     } else {
 404         if (window != NULL && mac_wininfo(window)->key != NULL)
 405             (*mac_wininfo(window)->key)(window, event);
 406     }
 407 }
 408
 409 static void mac_menucommand(long result) {
 410     short menu, item;
 411     WindowPtr window;
 412 #if !TARGET_API_MAC_CARBON
 413     Str255 da;
 414 #endif
 415
 416     menu = HiWord(result);
 417     item = LoWord(result);
 418     window = mac_frontwindow();
 419     /* Things which do the same whatever window we're in. */
 420     switch (menu) {
 421       case mApple:
 422         switch (item) {
 423           case iAbout:
 424             mac_openabout();
 425             goto done;
 426 #if !TARGET_API_MAC_CARBON
 427           default:
 428             GetMenuItemText(GetMenuHandle(mApple), item, da);
 429             OpenDeskAcc(da);
 430             goto done;
 431 #endif
 432         }
 433         break;
 434       case mFile:
 435         switch (item) {
 436           case iNew:
 437             mac_newsession();
 438             goto done;
 439           case iOpen:
 440             mac_opensession();
 441             goto done;
 442           case iClose:
 443             mac_closewindow(window);
 444             goto done;
 445           case iSave:
 446             mac_savesession();
 447             goto done;
 448           case iSaveAs:
 449             mac_savesessionas();
 450             goto done;
 451           case iDuplicate:
 452             mac_dupsession();
 453             goto done;
 454           case iQuit:
 455             cleanup_exit(0);
 456             goto done;
 457         }
 458         break;
 459     }
 460     /* If we get here, handling is up to window-specific code. */
 461     if (window != NULL && mac_wininfo(window)->menu != NULL)
 462         (*mac_wininfo(window)->menu)(window, menu, item);
 463
 464   done:
 465     HiliteMenu(0);
 466 }
 467
 468 static void mac_closewindow(WindowPtr window) {
 469
 470     switch (mac_windowtype(window)) {
 471 #if !TARGET_API_MAC_CARBON
 472       case wDA:
 473         CloseDeskAcc(GetWindowKind(window));
 474         break;
 475 #endif
 476       default:
 477         if (mac_wininfo(window)->close != NULL)
 478             (*mac_wininfo(window)->close)(window);
 479         break;
 480     }
 481 }
 482
 483 static void mac_suspendresume(EventRecord *event)
 484 {
 485     WindowPtr front;
 486     EventRecord fakeevent;
 487
 488     /*
 489      * We're called either before we're suspended or after we're
 490      * resumed, so we're the front application at this point.
 491      */
 492     front = FrontWindow();
 493     if (front != NULL) {
 494         fakeevent.what = activateEvt;
 495         fakeevent.message = (UInt32)front;
 496         fakeevent.when = event->when;
 497         fakeevent.where = event->where;
 498         fakeevent.modifiers =
 499             (event->message & resumeFlag) ? activeFlag : 0;
 500         mac_activatewindow(front, &fakeevent);
 501     }
 502 }
 503
 504 static void mac_zoomwindow(WindowPtr window, short part) {
 505
 506     /* FIXME: do something */
 507 }
 508
 509 /*
 510  * Make the menus look right before the user gets to see them.
 511  */
 512 #if TARGET_API_MAC_CARBON
 513 #define EnableItem EnableMenuItem
 514 #define DisableItem DisableMenuItem
 515 #endif
 516 static void mac_adjustmenus(void) {
 517     WindowPtr window;
 518     MenuHandle menu;
 519
 520     window = mac_frontwindow();
 521     menu = GetMenuHandle(mApple);
 522     EnableItem(menu, 0);
 523     EnableItem(menu, iAbout);
 524
 525     menu = GetMenuHandle(mFile);
 526     EnableItem(menu, 0);
 527     EnableItem(menu, iNew);
 528     if (window != NULL)
 529         EnableItem(menu, iClose);
 530     else
 531         DisableItem(menu, iClose);
 532     EnableItem(menu, iQuit);
 533
 534     if (window != NULL && mac_wininfo(window)->adjustmenus != NULL)
 535         (*mac_wininfo(window)->adjustmenus)(window);
 536     else {
 537         DisableItem(menu, iSave);
 538         DisableItem(menu, iSaveAs);
 539         DisableItem(menu, iDuplicate);
 540         menu = GetMenuHandle(mEdit);
 541         DisableItem(menu, 0);
 542         menu = GetMenuHandle(mWindow);
 543         DisableItem(menu, 0); /* Until we get more than 1 item on it. */
 544     }
 545     DrawMenuBar();
 546 }
 547
 548 /*
 549  * Make sure the right cursor's being displayed.
 550  */
 551 static void mac_adjustcursor(RgnHandle cursrgn) {
 552     Point mouse;
 553     WindowPtr window, front;
 554     short part;
 555 #if TARGET_API_MAC_CARBON
 556     Cursor arrow;
 557     RgnHandle visrgn;
 558 #endif
 559
 560     GetMouse(&mouse);
 561     LocalToGlobal(&mouse);
 562     part = FindWindow(mouse, &window);
 563     front = FrontWindow();
 564     if (part != inContent || window == NULL || window != front) {
 565         /* Cursor isn't in the front window, so switch to arrow */
 566 #if TARGET_API_MAC_CARBON
 567         GetQDGlobalsArrow(&arrow);
 568         SetCursor(&arrow);
 569 #else
 570         SetCursor(&qd.arrow);
 571 #endif
 572         SetRectRgn(cursrgn, SHRT_MIN, SHRT_MIN, SHRT_MAX, SHRT_MAX);
 573         if (front != NULL) {
 574 #if TARGET_API_MAC_CARBON
 575             visrgn = NewRgn();
 576             GetPortVisibleRegion(GetWindowPort(front), visrgn);
 577             DiffRgn(cursrgn, visrgn, cursrgn);
 578             DisposeRgn(visrgn);
 579 #else
 580             DiffRgn(cursrgn, front->visRgn, cursrgn);
 581 #endif
 582         }
 583     } else {
 584         if (mac_wininfo(window)->adjustcursor != NULL)
 585             (*mac_wininfo(window)->adjustcursor)(window, mouse, cursrgn);
 586         else {
 587 #if TARGET_API_MAC_CARBON
 588             GetQDGlobalsArrow(&arrow);
 589             SetCursor(&arrow);
 590             GetPortVisibleRegion(GetWindowPort(window), cursrgn);
 591 #else
 592             SetCursor(&qd.arrow);
 593             CopyRgn(window->visRgn, cursrgn);
 594 #endif
 595         }
 596     }
 597 }
 598
 599 pascal OSErr mac_aevt_quit(const AppleEvent *req, AppleEvent *reply,
 600                                   long refcon)
 601 {
 602     DescType type;
 603     Size size;
 604
 605     if (AEGetAttributePtr(req, keyMissedKeywordAttr, typeWildCard,
 606                           &type, NULL, 0, &size) == noErr)
 607         return errAEParamMissed;
 608
 609     borednow = 1;
 610     return noErr;
 611 }
 612
 613 void cleanup_exit(int status)
 614 {
 615
 616 #if !TARGET_RT_MAC_CFM
 617     if (mac_gestalts.encvvers != 0)
 618         TerminateUnicodeConverter();
 619 #endif
 620     sk_cleanup();
 621     exit(status);
 622 }
 623
 624 /* This should only kill the current session, not the whole application. */
 625 void connection_fatal(void *fontend, char *fmt, ...) {
 626     va_list ap;
 627     Str255 stuff;
 628
 629     va_start(ap, fmt);
 630     /* We'd like stuff to be a Pascal string */
 631     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 632     va_end(ap);
 633     ParamText(stuff, NULL, NULL, NULL);
 634     StopAlert(128, NULL);
 635     cleanup_exit(1);
 636 }
 637
 638 /* Null SSH agent client -- never finds an agent. */
 639
 640 int agent_exists(void)
 641 {
 642
 643     return FALSE;
 644 }
 645
 646 void agent_query(void *in, int inlen, void **out, int *outlen)
 647 {
 648
 649     *out = NULL;
 650     *outlen = 0;
 651 }
 652
 653 /* Temporary null routines for testing. */
 654
 655 void verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
 656                          char *keystr, char *fingerprint)
 657 {
 658
 659 }
 660
 661 void askcipher(void *frontend, char *ciphername, int cs)
 662 {
 663
 664 }
 665
 666 void old_keyfile_warning(void)
 667 {
 668
 669 }
 670
 671 FontSpec platform_default_fontspec(char const *name)
 672 {
 673     FontSpec ret;
 674     long smfs;
 675
 676     if (!strcmp(name, "Font")) {
 677         smfs = GetScriptVariable(smSystemScript, smScriptMonoFondSize);
 678         if (smfs == 0)
 679             smfs = GetScriptVariable(smRoman, smScriptMonoFondSize);
 680         if (smfs != 0) {
 681             GetFontName(HiWord(smfs), ret.name);
 682             if (ret.name[0] == 0)
 683                 memcpy(ret.name, "\pMonaco", 7);
 684             ret.size = LoWord(smfs);
 685         } else {
 686             memcpy(ret.name, "\pMonaco", 7);
 687             ret.size = 9;
 688         }
 689         ret.face = 0;
 690     } else {
 691         ret.name[0] = 0;
 692     }
 693
 694     return ret;
 695 }
 696
 697 Filename platform_default_filename(const char *name)
 698 {
 699     Filename ret;
 700     if (!strcmp(name, "LogFileName"))
 701         FSMakeFSSpec(0, 0, "\pputty.log", &ret.fss);
 702     else
 703         memset(&ret, 0, sizeof(ret));
 704     return ret;
 705 }
 706
 707 char *platform_default_s(char const *name)
 708 {
 709     return NULL;
 710 }
 711
 712 int platform_default_i(char const *name, int def)
 713 {
 714
 715     /* Non-raw cut and paste of line-drawing chars works badly on the
 716      * current Unix stub implementation of the Unicode functions.
 717      * So I'm going to temporarily set the default to raw mode so
 718      * that the failure mode isn't quite so drastically horrid.
 719      * When Unicode comes in, this can all be put right. */
 720     if (!strcmp(name, "RawCNP"))
 721         return 1;
 722     return def;
 723 }
 724
 725 void platform_get_x11_auth(char *display, int *proto,
 726                            unsigned char *data, int *datalen)
 727 {
 728     /* SGT: I have no idea whether Mac X servers need anything here. */
 729 }
 730
 731 /*
 732  * Local Variables:
 733  * c-file-style: "simon"
 734  * End:
 735  */