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

   1 /* $Id: mac.c,v 1.35 2003/01/23 22:57:43 ben Exp $ */
   2 /*
   3  * Copyright (c) 1999 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 <Resources.h>
  47 #include <Script.h>
  48 #include <TextCommon.h>
  49 #include <ToolUtils.h>
  50 #include <UnicodeConverter.h>
  51
  52 #include <assert.h>
  53 #include <limits.h>
  54 #include <stdarg.h>
  55 #include <stdlib.h>             /* putty.h needs size_t */
  56 #include <stdio.h>              /* for vsprintf */
  57
  58 #define PUTTY_DO_GLOBALS
  59
  60 #include "macresid.h"
  61 #include "putty.h"
  62 #include "ssh.h"
  63 #include "mac.h"
  64
  65 QDGlobals qd;
  66
  67 Session *sesslist;
  68
  69 static int cold = 1;
  70 static int borednow = FALSE;
  71 struct mac_gestalts mac_gestalts;
  72
  73 static void mac_startup(void);
  74 static void mac_eventloop(void);
  75 #pragma noreturn (mac_eventloop)
  76 static void mac_event(EventRecord *);
  77 static void mac_contentclick(WindowPtr, EventRecord *);
  78 static void mac_growwindow(WindowPtr, EventRecord *);
  79 static void mac_activatewindow(WindowPtr, 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_openabout(void);
  87 static void mac_openlicence(void);
  88 static void mac_adjustcursor(RgnHandle);
  89 static void mac_adjustmenus(void);
  90 static void mac_closewindow(WindowPtr);
  91 static void mac_zoomwindow(WindowPtr, short);
  92 #pragma noreturn (cleanup_exit)
  93
  94 struct mac_windows {
  95     WindowPtr about;
  96     WindowPtr licence;
  97 };
  98
  99 struct mac_windows windows;
 100
 101 int main (int argc, char **argv) {
 102
 103     mac_startup();
 104     mac_eventloop();
 105 }
 106
 107 #pragma noreturn (main)
 108
 109 static void mac_startup(void) {
 110     Handle menuBar;
 111     TECInfoHandle ti;
 112
 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     cold = 0;
 128
 129     /* Get base system version (only used if there's no better selector) */
 130     if (Gestalt(gestaltSystemVersion, &mac_gestalts.sysvers) != noErr ||
 131         (mac_gestalts.sysvers &= 0xffff) < 0x700)
 132         fatalbox("PuTTY requires System 7 or newer");
 133     /* Find out if we've got Color Quickdraw */
 134     if (Gestalt(gestaltQuickdrawVersion, &mac_gestalts.qdvers) != noErr)
 135         mac_gestalts.qdvers = gestaltOriginalQD;
 136     /* ... and the Appearance Manager? */
 137     if (Gestalt(gestaltAppearanceVersion, &mac_gestalts.apprvers) != noErr)
 138         if (Gestalt(gestaltAppearanceAttr, NULL) == noErr)
 139             mac_gestalts.apprvers = 0x0100;
 140         else
 141             mac_gestalts.apprvers = 0;
 142 #if TARGET_RT_MAC_CFM
 143     /* Paranoia: Did we manage to pull in AppearanceLib? */
 144     if (&RegisterAppearanceClient == kUnresolvedCFragSymbolAddress)
 145         mac_gestalts.apprvers = 0;
 146 #endif
 147 #if TARGET_CPU_68K
 148     mac_gestalts.cntlattr = 0;
 149     mac_gestalts.windattr = 0;
 150 #else
 151     /* Mac OS 8.5 Control Manager (proportional scrollbars)? */
 152     if (Gestalt(gestaltControlMgrAttr, &mac_gestalts.cntlattr) != noErr ||
 153         &SetControlViewSize == kUnresolvedCFragSymbolAddress)
 154         mac_gestalts.cntlattr = 0;
 155     /* Mac OS 8.5 Window Manager? */
 156     if (Gestalt(gestaltWindowMgrAttr, &mac_gestalts.windattr) != noErr ||
 157         &SetWindowContentColor == kUnresolvedCFragSymbolAddress)
 158         mac_gestalts.windattr = 0;
 159 #endif
 160     /* Text Encoding Conversion Manager? */
 161     if (
 162 #if TARGET_RT_MAC_CFM
 163         &TECGetInfo == kUnresolvedCFragSymbolAddress ||
 164 #else
 165         InitializeUnicodeConverter(NULL) != noErr ||
 166 #endif
 167         TECGetInfo(&ti) != noErr)
 168         mac_gestalts.encvvers = 0;
 169     else {
 170         mac_gestalts.encvvers = (*ti)->tecVersion;
 171         mac_gestalts.uncvattr = (*ti)->tecUnicodeConverterFeatures;
 172         DisposeHandle((Handle)ti);
 173     }
 174
 175 #if 0    /* OpenTransport? */
 176     if (Gestalt(gestaltOpenTpt, &mac_gestalts.otptattr) != noErr ||
 177         (mac_gestalts.otptattr & gestaltOpenTptTCPPresentMask) == 0 ||
 178         ot_init() != noErr)
 179 #endif
 180         mac_gestalts.otptattr = 0;
 181     if (mac_gestalts.otptattr == 0) {
 182         /* MacTCP? */
 183         if (Gestalt(FOUR_CHAR_CODE('mtcp'), &mac_gestalts.mtcpvers) != noErr)
 184             mac_gestalts.mtcpvers = 0;
 185         if (mac_gestalts.mtcpvers > 0) {
 186             if (mactcp_init() != noErr)
 187                 mac_gestalts.mtcpvers = 0;
 188         }
 189     } else
 190         mac_gestalts.mtcpvers = 0;
 191
 192     /* We've been tested with the Appearance Manager */
 193     if (mac_gestalts.apprvers != 0)
 194         RegisterAppearanceClient();
 195
 196     menuBar = GetNewMBar(128);
 197     if (menuBar == NULL)
 198         fatalbox("Unable to create menu bar.");
 199     SetMenuBar(menuBar);
 200     AppendResMenu(GetMenuHandle(mApple), 'DRVR');
 201     mac_adjustmenus();
 202     DrawMenuBar();
 203     InitCursor();
 204     windows.about = NULL;
 205     windows.licence = NULL;
 206
 207     default_protocol = be_default_protocol;
 208     /* Find the appropriate default port. */
 209     {
 210         int i;
 211         default_port = 0; /* illegal */
 212         for (i = 0; backends[i].backend != NULL; i++)
 213             if (backends[i].protocol == default_protocol) {
 214                 default_port = backends[i].backend->default_port;
 215                 break;
 216             }
 217     }
 218     flags = FLAG_INTERACTIVE;
 219
 220     {
 221         short vol;
 222         long dirid;
 223
 224         /* Set the default directory for loading and saving settings. */
 225         /* XXX Should we create it? */
 226         if (get_session_dir(FALSE, &vol, &dirid) == noErr) {
 227             LMSetSFSaveDisk(-vol);
 228             LMSetCurDirStore(dirid);
 229         }
 230     }
 231
 232     /* Install Apple Event handlers. */
 233     AEInstallEventHandler(kCoreEventClass, kAEOpenApplication,
 234                           NewAEEventHandlerUPP(&mac_aevt_oapp), 0, FALSE);
 235     AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments,
 236                           NewAEEventHandlerUPP(&mac_aevt_odoc), 0, FALSE);
 237     AEInstallEventHandler(kCoreEventClass, kAEPrintDocuments,
 238                           NewAEEventHandlerUPP(&mac_aevt_pdoc), 0, FALSE);
 239     AEInstallEventHandler(kCoreEventClass, kAEQuitApplication,
 240                           NewAEEventHandlerUPP(&mac_aevt_quit), 0, FALSE);
 241 }
 242
 243 static void mac_eventloop(void) {
 244     Boolean gotevent;
 245     EventRecord event;
 246     RgnHandle cursrgn;
 247
 248     cursrgn = NewRgn();
 249     for (;;) {
 250         mac_adjustcursor(cursrgn);
 251         gotevent = WaitNextEvent(everyEvent, &event, LONG_MAX, cursrgn);
 252         mac_adjustcursor(cursrgn);
 253         if (gotevent)
 254             mac_event(&event);
 255         if (borednow)
 256             cleanup_exit(0);
 257         if (mac_gestalts.mtcpvers != 0)
 258             mactcp_poll();
 259         if (mac_gestalts.otptattr != 0)
 260             ot_poll();
 261         mac_pollterm();
 262     }
 263     DisposeRgn(cursrgn);
 264 }
 265
 266 static void mac_event(EventRecord *event) {
 267     short part;
 268     WindowPtr window;
 269     Point pt;
 270
 271     switch (event->what) {
 272       case mouseDown:
 273         part = FindWindow(event->where, &window);
 274         switch (part) {
 275           case inMenuBar:
 276             mac_adjustmenus();
 277             mac_menucommand(MenuSelect(event->where));
 278             break;
 279           case inSysWindow:
 280             SystemClick(event, window);
 281             break;
 282           case inContent:
 283             if (window != FrontWindow())
 284                 /* XXX: check for movable modal dboxes? */
 285                 SelectWindow(window);
 286             else
 287                 mac_contentclick(window, event);
 288             break;
 289           case inGoAway:
 290             if (TrackGoAway(window, event->where))
 291                 mac_closewindow(window);
 292             break;
 293           case inDrag:
 294             /* XXX: moveable modal check? */
 295             DragWindow(window, event->where, &qd.screenBits.bounds);
 296             break;
 297           case inGrow:
 298             mac_growwindow(window, event);
 299             break;
 300           case inZoomIn:
 301           case inZoomOut:
 302             if (TrackBox(window, event->where, part))
 303                 mac_zoomwindow(window, part);
 304             break;
 305         }
 306         break;
 307       case keyDown:
 308       case autoKey:
 309         mac_keypress(event);
 310         break;
 311       case activateEvt:
 312         mac_activatewindow((WindowPtr)event->message, event);
 313         break;
 314       case updateEvt:
 315         mac_updatewindow((WindowPtr)event->message);
 316         break;
 317       case diskEvt:
 318         if (HiWord(event->message) != noErr) {
 319             SetPt(&pt, 120, 120);
 320             DIBadMount(pt, event->message);
 321         }
 322         break;
 323       case kHighLevelEvent:
 324         AEProcessAppleEvent(event); /* errors? */
 325         break;
 326     }
 327 }
 328
 329 static void mac_contentclick(WindowPtr window, EventRecord *event) {
 330     short item;
 331
 332     switch (mac_windowtype(window)) {
 333       case wTerminal:
 334         mac_clickterm(window, event);
 335         break;
 336       case wAbout:
 337         if (DialogSelect(event, &window, &item))
 338             switch (item) {
 339               case wiAboutLicence:
 340                 mac_openlicence();
 341                 break;
 342             }
 343         break;
 344       case wSettings:
 345         mac_clickdlg(window, event);
 346         break;
 347     }
 348 }
 349
 350 static void mac_growwindow(WindowPtr window, EventRecord *event) {
 351
 352     switch (mac_windowtype(window)) {
 353       case wTerminal:
 354         mac_growterm(window, event);
 355     }
 356 }
 357
 358 static void mac_activatewindow(WindowPtr window, EventRecord *event) {
 359     int active;
 360
 361     active = (event->modifiers & activeFlag) != 0;
 362     mac_adjustmenus();
 363     switch (mac_windowtype(window)) {
 364       case wTerminal:
 365         mac_activateterm(window, active);
 366         break;
 367       case wSettings:
 368         mac_activatedlg(window, event);
 369         break;
 370       case wAbout:
 371         mac_activateabout(window, event);
 372         break;
 373     }
 374 }
 375
 376 static void mac_activateabout(WindowPtr window, EventRecord *event) {
 377     DialogItemType itemtype;
 378     Handle itemhandle;
 379     short item;
 380     Rect itemrect;
 381     int active;
 382
 383     active = (event->modifiers & activeFlag) != 0;
 384     GetDialogItem(window, wiAboutLicence, &itemtype, &itemhandle, &itemrect);
 385     HiliteControl((ControlHandle)itemhandle, active ? 0 : 255);
 386     DialogSelect(event, &window, &item);
 387 }
 388
 389 static void mac_updatewindow(WindowPtr window) {
 390
 391     switch (mac_windowtype(window)) {
 392       case wTerminal:
 393         mac_updateterm(window);
 394         break;
 395       case wAbout:
 396       case wSettings:
 397         BeginUpdate(window);
 398         UpdateDialog(window, window->visRgn);
 399         EndUpdate(window);
 400         break;
 401       case wLicence:
 402         mac_updatelicence(window);
 403         break;
 404     }
 405 }
 406
 407 static void mac_updatelicence(WindowPtr window)
 408 {
 409     Handle h;
 410     int len;
 411     long fondsize;
 412
 413     SetPort(window);
 414     BeginUpdate(window);
 415     fondsize = GetScriptVariable(smRoman, smScriptSmallFondSize);
 416     TextFont(HiWord(fondsize));
 417     TextSize(LoWord(fondsize));
 418     h = Get1Resource('TEXT', wLicence);
 419     len = GetResourceSizeOnDisk(h);
 420     if (h != NULL) {
 421         HLock(h);
 422         TETextBox(*h, len, &window->portRect, teFlushDefault);
 423         HUnlock(h);
 424     }
 425     EndUpdate(window);
 426 }
 427
 428 /*
 429  * Work out what kind of window we're dealing with.
 430  * Concept shamelessly nicked from SurfWriter.
 431  */
 432 static int mac_windowtype(WindowPtr window) {
 433     int kind;
 434     long refcon;
 435
 436     if (window == NULL)
 437         return wNone;
 438     kind = ((WindowPeek)window)->windowKind;
 439     if (kind < 0)
 440         return wDA;
 441     if (GetWVariant(window) == zoomDocProc)
 442         return wTerminal;
 443     refcon = GetWRefCon(window);
 444     if (refcon < 1024)
 445         return refcon;
 446     else
 447         return wSettings;
 448 }
 449
 450 /*
 451  * Handle a key press
 452  */
 453 static void mac_keypress(EventRecord *event) {
 454     WindowPtr window;
 455
 456     window = FrontWindow();
 457     /*
 458      * Check for a command-key combination, but ignore it if it counts
 459      * as a meta-key combination and we're in a terminal window.
 460      */
 461     if (event->what == keyDown && (event->modifiers & cmdKey) /*&&
 462         !((event->modifiers & cfg.meta_modifiers) == cfg.meta_modifiers &&
 463             mac_windowtype(window) == wTerminal)*/) {
 464         mac_adjustmenus();
 465         mac_menucommand(MenuKey(event->message & charCodeMask));
 466     } else {
 467         switch (mac_windowtype(window)) {
 468           case wTerminal:
 469             mac_keyterm(window, event);
 470             break;
 471         }
 472     }
 473 }
 474
 475 static void mac_menucommand(long result) {
 476     short menu, item;
 477     Str255 da;
 478     WindowPtr window;
 479
 480     menu = HiWord(result);
 481     item = LoWord(result);
 482     window = FrontWindow();
 483     /* Things which do the same whatever window we're in. */
 484     switch (menu) {
 485       case mApple:
 486         switch (item) {
 487           case iAbout:
 488             mac_openabout();
 489             goto done;
 490           default:
 491             GetMenuItemText(GetMenuHandle(mApple), item, da);
 492             OpenDeskAcc(da);
 493             goto done;
 494         }
 495         break;
 496       case mFile:
 497         switch (item) {
 498           case iNew:
 499             mac_newsession();
 500             goto done;
 501           case iOpen:
 502             mac_opensession();
 503             goto done;
 504           case iClose:
 505             mac_closewindow(window);
 506             goto done;
 507           case iSave:
 508             mac_savesession();
 509             goto done;
 510           case iSaveAs:
 511             mac_savesessionas();
 512             goto done;
 513           case iQuit:
 514             cleanup_exit(0);
 515             goto done;
 516         }
 517         break;
 518     }
 519     /* If we get here, handling is up to window-specific code. */
 520     switch (mac_windowtype(window)) {
 521       case wTerminal:
 522         mac_menuterm(window, menu, item);
 523         break;
 524     }
 525   done:
 526     HiliteMenu(0);
 527 }
 528
 529 static void mac_openabout(void) {
 530     DialogItemType itemtype;
 531     Handle item;
 532     VersRecHndl vers;
 533     Rect box;
 534     StringPtr longvers;
 535
 536     if (windows.about)
 537         SelectWindow(windows.about);
 538     else {
 539         windows.about = GetNewDialog(wAbout, NULL, (WindowPtr)-1);
 540         vers = (VersRecHndl)Get1Resource('vers', 1);
 541         if (vers != NULL && *vers != NULL) {
 542             longvers = (*vers)->shortVersion + (*vers)->shortVersion[0] + 1;
 543             GetDialogItem(windows.about, wiAboutVersion,
 544                           &itemtype, &item, &box);
 545             assert(itemtype & kStaticTextDialogItem);
 546             SetDialogItemText(item, longvers);
 547         }
 548         ShowWindow(windows.about);
 549     }
 550 }
 551
 552 static void mac_openlicence(void) {
 553
 554     if (windows.licence)
 555         SelectWindow(windows.licence);
 556     else {
 557         windows.licence = GetNewWindow(wLicence, NULL, (WindowPtr)-1);
 558         ShowWindow(windows.licence);
 559     }
 560 }
 561
 562 static void mac_closewindow(WindowPtr window) {
 563
 564     switch (mac_windowtype(window)) {
 565       case wDA:
 566         CloseDeskAcc(((WindowPeek)window)->windowKind);
 567         break;
 568       case wTerminal:
 569         mac_closeterm(window);
 570         break;
 571       case wAbout:
 572         windows.about = NULL;
 573         DisposeDialog(window);
 574         break;
 575       case wLicence:
 576         windows.licence = NULL;
 577         DisposeWindow(window);
 578         break;
 579     }
 580 }
 581
 582 static void mac_zoomwindow(WindowPtr window, short part) {
 583
 584     /* FIXME: do something */
 585 }
 586
 587 /*
 588  * Make the menus look right before the user gets to see them.
 589  */
 590 static void mac_adjustmenus(void) {
 591     WindowPtr window;
 592     MenuHandle menu;
 593
 594     window = FrontWindow();
 595     menu = GetMenuHandle(mApple);
 596     EnableItem(menu, 0);
 597     EnableItem(menu, iAbout);
 598
 599     menu = GetMenuHandle(mFile);
 600     EnableItem(menu, 0);
 601     EnableItem(menu, iNew);
 602     if (window != NULL)
 603         EnableItem(menu, iClose);
 604     else
 605         DisableItem(menu, iClose);
 606     EnableItem(menu, iQuit);
 607
 608     switch (mac_windowtype(window)) {
 609       case wSettings:
 610         DisableItem(menu, iSave); /* XXX enable if modified */
 611         EnableItem(menu, iSaveAs);
 612         menu = GetMenuHandle(mEdit);
 613         DisableItem(menu, 0);
 614         break;
 615       case wTerminal:
 616         mac_adjusttermmenus(window);
 617         break;
 618       default:
 619         DisableItem(menu, iSave);
 620         DisableItem(menu, iSaveAs);
 621         menu = GetMenuHandle(mEdit);
 622         DisableItem(menu, 0);
 623         break;
 624     }
 625     DrawMenuBar();
 626 }
 627
 628 /*
 629  * Make sure the right cursor's being displayed.
 630  */
 631 static void mac_adjustcursor(RgnHandle cursrgn) {
 632     Point mouse;
 633     WindowPtr window, front;
 634     short part;
 635
 636     GetMouse(&mouse);
 637     LocalToGlobal(&mouse);
 638     part = FindWindow(mouse, &window);
 639     front = FrontWindow();
 640     if (part != inContent || window == NULL || window != front) {
 641         /* Cursor isn't in the front window, so switch to arrow */
 642         SetCursor(&qd.arrow);
 643         SetRectRgn(cursrgn, SHRT_MIN, SHRT_MIN, SHRT_MAX, SHRT_MAX);
 644         if (front != NULL)
 645             DiffRgn(cursrgn, front->visRgn, cursrgn);
 646     } else {
 647         switch (mac_windowtype(window)) {
 648           case wTerminal:
 649             mac_adjusttermcursor(window, mouse, cursrgn);
 650             break;
 651           default:
 652             SetCursor(&qd.arrow);
 653             CopyRgn(window->visRgn, cursrgn);
 654             break;
 655         }
 656     }
 657 }
 658
 659 pascal OSErr mac_aevt_quit(const AppleEvent *req, AppleEvent *reply,
 660                                   long refcon)
 661 {
 662     DescType type;
 663     Size size;
 664
 665     if (AEGetAttributePtr(req, keyMissedKeywordAttr, typeWildCard,
 666                           &type, NULL, 0, &size) == noErr)
 667         return errAEParamMissed;
 668
 669     borednow = 1;
 670     return noErr;
 671 }
 672
 673 void cleanup_exit(int status)
 674 {
 675
 676 #if !TARGET_RT_MAC_CFM
 677     if (mac_gestalts.encvvers != 0)
 678         TerminateUnicodeConverter();
 679 #endif
 680     sk_cleanup();
 681     exit(status);
 682 }
 683
 684 void fatalbox(char *fmt, ...) {
 685     va_list ap;
 686     Str255 stuff;
 687
 688     va_start(ap, fmt);
 689     /* We'd like stuff to be a Pascal string */
 690     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 691     va_end(ap);
 692     ParamText(stuff, NULL, NULL, NULL);
 693     StopAlert(128, NULL);
 694     cleanup_exit(1);
 695 }
 696
 697 void modalfatalbox(char *fmt, ...) {
 698     va_list ap;
 699     Str255 stuff;
 700
 701     va_start(ap, fmt);
 702     /* We'd like stuff to be a Pascal string */
 703     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 704     va_end(ap);
 705     ParamText(stuff, NULL, NULL, NULL);
 706     StopAlert(128, NULL);
 707     cleanup_exit(1);
 708 }
 709
 710 /* This should only kill the current session, not the whole application. */
 711 void connection_fatal(void *fontend, char *fmt, ...) {
 712     va_list ap;
 713     Str255 stuff;
 714
 715     va_start(ap, fmt);
 716     /* We'd like stuff to be a Pascal string */
 717     stuff[0] = vsprintf((char *)(&stuff[1]), fmt, ap);
 718     va_end(ap);
 719     ParamText(stuff, NULL, NULL, NULL);
 720     StopAlert(128, NULL);
 721     cleanup_exit(1);
 722 }
 723
 724 /* Null SSH agent client -- never finds an agent. */
 725
 726 int agent_exists(void)
 727 {
 728
 729     return FALSE;
 730 }
 731
 732 void agent_query(void *in, int inlen, void **out, int *outlen)
 733 {
 734
 735     *out = NULL;
 736     *outlen = 0;
 737 }
 738
 739 /* Temporary null routines for testing. */
 740
 741 void verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
 742                          char *keystr, char *fingerprint)
 743 {
 744
 745 }
 746
 747 void askcipher(void *frontend, char *ciphername, int cs)
 748 {
 749
 750 }
 751
 752 void old_keyfile_warning(void)
 753 {
 754
 755 }
 756
 757 char *platform_default_s(char const *name)
 758 {
 759     long smfs;
 760     Str255 pname;
 761     static char cname[256];
 762
 763     if (!strcmp(name, "Font")) {
 764         smfs = GetScriptVariable(smSystemScript, smScriptMonoFondSize);
 765         if (smfs == 0)
 766             smfs = GetScriptVariable(smRoman, smScriptMonoFondSize);
 767         if (smfs != 0) {
 768             GetFontName(HiWord(smfs), pname);
 769             if (pname[0] == 0)
 770                 return "Monaco";
 771             p2cstrcpy(cname, pname);
 772             return cname;
 773         } else
 774             return "Monaco";
 775     }
 776     return NULL;
 777 }
 778
 779 int platform_default_i(char const *name, int def)
 780 {
 781     long smfs;
 782
 783     if (!strcmp(name, "FontHeight")) {
 784         smfs = GetScriptVariable(smSystemScript, smScriptMonoFondSize);
 785         if (smfs == 0)
 786             smfs = GetScriptVariable(smRoman, smScriptMonoFondSize);
 787         if (smfs != 0)
 788             return LoWord(smfs);
 789         else
 790             return 9;
 791     }
 792
 793     /* Non-raw cut and paste of line-drawing chars works badly on the
 794      * current Unix stub implementation of the Unicode functions.
 795      * So I'm going to temporarily set the default to raw mode so
 796      * that the failure mode isn't quite so drastically horrid.
 797      * When Unicode comes in, this can all be put right. */
 798     if (!strcmp(name, "RawCNP"))
 799         return 1;
 800     return def;
 801 }
 802
 803 void platform_get_x11_auth(char *display, int *proto,
 804                            unsigned char *data, int *datalen)
 805 {
 806     /* SGT: I have no idea whether Mac X servers need anything here. */
 807 }
 808
 809 /*
 810  * Local Variables:
 811  * c-file-style: "simon"
 812  * End:
 813  */