dlls/kernel32/tests/debugger.c

   1 /*
   2  * Unit tests for the debugger facility
   3  *
   4  * Copyright (c) 2007 Francois Gouget for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdio.h>
  22 #include <assert.h>
  23
  24 #include <windows.h>
  25 #include <winternl.h>
  26 #include <winreg.h>
  27 #include "wine/test.h"
  28
  29 #ifndef STATUS_DEBUGGER_INACTIVE
  30 #define STATUS_DEBUGGER_INACTIVE         ((NTSTATUS) 0xC0000354)
  31 #endif
  32
  33 #ifdef __GNUC__
  34 #define PRINTF_ATTR(fmt,args) __attribute__((format (printf,fmt,args)))
  35 #else
  36 #define PRINTF_ATTR(fmt,args)
  37 #endif
  38
  39 #define child_ok (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : test_child_ok
  40
  41 static int    myARGC;
  42 static char** myARGV;
  43
  44 static BOOL (WINAPI *pCheckRemoteDebuggerPresent)(HANDLE,PBOOL);
  45 static BOOL (WINAPI *pDebugActiveProcessStop)(DWORD);
  46 static BOOL (WINAPI *pDebugSetProcessKillOnExit)(BOOL);
  47 static BOOL (WINAPI *pIsDebuggerPresent)(void);
  48 static struct _TEB * (WINAPI *pNtCurrentTeb)(void);
  49
  50 static LONG child_failures;
  51
  52 static void PRINTF_ATTR(2, 3) test_child_ok(int condition, const char *msg, ...)
  53 {
  54     va_list valist;
  55
  56     va_start(valist, msg);
  57     winetest_vok(condition, msg, valist);
  58     va_end(valist);
  59     if (!condition) ++child_failures;
  60 }
  61
  62 /* Copied from the process test */
  63 static void get_file_name(char* buf)
  64 {
  65     char path[MAX_PATH];
  66
  67     buf[0] = '\0';
  68     GetTempPathA(sizeof(path), path);
  69     GetTempFileNameA(path, "wt", 0, buf);
  70 }
  71
  72 typedef struct tag_reg_save_value
  73 {
  74     const char *name;
  75     DWORD type;
  76     BYTE *data;
  77     DWORD size;
  78 } reg_save_value;
  79
  80 static DWORD save_value(HKEY hkey, const char *value, reg_save_value *saved)
  81 {
  82     DWORD ret;
  83     saved->name=value;
  84     saved->data=0;
  85     saved->size=0;
  86     ret=RegQueryValueExA(hkey, value, NULL, &saved->type, NULL, &saved->size);
  87     if (ret == ERROR_SUCCESS)
  88     {
  89         saved->data=HeapAlloc(GetProcessHeap(), 0, saved->size);
  90         RegQueryValueExA(hkey, value, NULL, &saved->type, saved->data, &saved->size);
  91     }
  92     return ret;
  93 }
  94
  95 static void restore_value(HKEY hkey, reg_save_value *saved)
  96 {
  97     if (saved->data)
  98     {
  99         RegSetValueExA(hkey, saved->name, 0, saved->type, saved->data, saved->size);
 100         HeapFree(GetProcessHeap(), 0, saved->data);
 101     }
 102     else
 103         RegDeleteValueA(hkey, saved->name);
 104 }
 105
 106 static void get_events(const char* name, HANDLE *start_event, HANDLE *done_event)
 107 {
 108     const char* basename;
 109     char* event_name;
 110
 111     basename=strrchr(name, '\\');
 112     basename=(basename ? basename+1 : name);
 113     event_name=HeapAlloc(GetProcessHeap(), 0, 6+strlen(basename)+1);
 114
 115     sprintf(event_name, "start_%s", basename);
 116     *start_event=CreateEvent(NULL, 0,0, event_name);
 117     sprintf(event_name, "done_%s", basename);
 118     *done_event=CreateEvent(NULL, 0,0, event_name);
 119     HeapFree(GetProcessHeap(), 0, event_name);
 120 }
 121
 122 static void save_blackbox(const char* logfile, void* blackbox, int size)
 123 {
 124     HANDLE hFile;
 125     DWORD written;
 126
 127     hFile=CreateFileA(logfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
 128     if (hFile == INVALID_HANDLE_VALUE)
 129         return;
 130     WriteFile(hFile, blackbox, size, &written, NULL);
 131     CloseHandle(hFile);
 132 }
 133
 134 static int load_blackbox(const char* logfile, void* blackbox, int size)
 135 {
 136     HANDLE hFile;
 137     DWORD read;
 138     BOOL ret;
 139
 140     hFile=CreateFileA(logfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
 141     if (hFile == INVALID_HANDLE_VALUE)
 142     {
 143         ok(0, "unable to open '%s'\n", logfile);
 144         return 0;
 145     }
 146     SetLastError(0xdeadbeef);
 147     ret=ReadFile(hFile, blackbox, size, &read, NULL);
 148     ok(ret, "ReadFile failed: %d\n", GetLastError());
 149     ok(read == size, "wrong size for '%s': read=%d\n", logfile, read);
 150     CloseHandle(hFile);
 151     return 1;
 152 }
 153
 154 typedef struct
 155 {
 156     DWORD pid;
 157 } crash_blackbox_t;
 158
 159 static void doCrash(int argc,  char** argv)
 160 {
 161     char* p;
 162
 163     /* make sure the exception gets to the debugger */
 164     SetErrorMode( 0 );
 165     SetUnhandledExceptionFilter( NULL );
 166
 167     if (argc >= 4)
 168     {
 169         crash_blackbox_t blackbox;
 170         blackbox.pid=GetCurrentProcessId();
 171         save_blackbox(argv[3], &blackbox, sizeof(blackbox));
 172     }
 173
 174     /* Just crash */
 175     trace("child: crashing...\n");
 176     p=NULL;
 177     *p=0;
 178 }
 179
 180 typedef struct
 181 {
 182     int argc;
 183     DWORD pid;
 184     BOOL debug_rc;
 185     DWORD debug_err;
 186     BOOL attach_rc;
 187     DWORD attach_err;
 188     BOOL nokill_rc;
 189     DWORD nokill_err;
 190     BOOL detach_rc;
 191     DWORD detach_err;
 192 } debugger_blackbox_t;
 193
 194 static void doDebugger(int argc, char** argv)
 195 {
 196     const char* logfile;
 197     debugger_blackbox_t blackbox;
 198     HANDLE start_event = 0, done_event = 0, debug_event;
 199
 200     blackbox.argc=argc;
 201     logfile=(argc >= 4 ? argv[3] : NULL);
 202     blackbox.pid=(argc >= 5 ? atol(argv[4]) : 0);
 203
 204     blackbox.attach_err=0;
 205     if (strstr(myARGV[2], "attach"))
 206     {
 207         blackbox.attach_rc=DebugActiveProcess(blackbox.pid);
 208         if (!blackbox.attach_rc)
 209             blackbox.attach_err=GetLastError();
 210     }
 211     else
 212         blackbox.attach_rc=TRUE;
 213
 214     debug_event=(argc >= 6 ? (HANDLE)(INT_PTR)atol(argv[5]) : NULL);
 215     blackbox.debug_err=0;
 216     if (debug_event && strstr(myARGV[2], "event"))
 217     {
 218         blackbox.debug_rc=SetEvent(debug_event);
 219         if (!blackbox.debug_rc)
 220             blackbox.debug_err=GetLastError();
 221     }
 222     else
 223         blackbox.debug_rc=TRUE;
 224
 225     if (logfile)
 226     {
 227         get_events(logfile, &start_event, &done_event);
 228     }
 229
 230     if (strstr(myARGV[2], "order"))
 231     {
 232         trace("debugger: waiting for the start signal...\n");
 233         WaitForSingleObject(start_event, INFINITE);
 234     }
 235
 236     blackbox.nokill_err=0;
 237     if (strstr(myARGV[2], "nokill"))
 238     {
 239         blackbox.nokill_rc=pDebugSetProcessKillOnExit(FALSE);
 240         if (!blackbox.nokill_rc)
 241             blackbox.nokill_err=GetLastError();
 242     }
 243     else
 244         blackbox.nokill_rc=TRUE;
 245
 246     blackbox.detach_err=0;
 247     if (strstr(myARGV[2], "detach"))
 248     {
 249         blackbox.detach_rc=pDebugActiveProcessStop(blackbox.pid);
 250         if (!blackbox.detach_rc)
 251             blackbox.detach_err=GetLastError();
 252     }
 253     else
 254         blackbox.detach_rc=TRUE;
 255
 256     if (logfile)
 257     {
 258         save_blackbox(logfile, &blackbox, sizeof(blackbox));
 259     }
 260     trace("debugger: done debugging...\n");
 261     SetEvent(done_event);
 262
 263     /* Just exit with a known value */
 264     ExitProcess(0xdeadbeef);
 265 }
 266
 267 static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
 268 {
 269     DWORD ret;
 270     HANDLE start_event, done_event;
 271     char* cmd;
 272     char dbglog[MAX_PATH];
 273     char childlog[MAX_PATH];
 274     PROCESS_INFORMATION info;
 275     STARTUPINFOA startup;
 276     DWORD exit_code;
 277     crash_blackbox_t crash_blackbox;
 278     debugger_blackbox_t dbg_blackbox;
 279
 280     ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
 281     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);
 282
 283     get_file_name(dbglog);
 284     get_events(dbglog, &start_event, &done_event);
 285     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+10+strlen(dbgtasks)+1+strlen(dbglog)+34+1);
 286     sprintf(cmd, "%s debugger %s %s %%ld %%ld", argv0, dbgtasks, dbglog);
 287     ret=RegSetValueExA(hkey, "debugger", 0, REG_SZ, (BYTE*)cmd, strlen(cmd)+1);
 288     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/debugger: ret=%d\n", ret);
 289     HeapFree(GetProcessHeap(), 0, cmd);
 290
 291     get_file_name(childlog);
 292     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+16+strlen(dbglog)+1);
 293     sprintf(cmd, "%s debugger crash %s", argv0, childlog);
 294
 295     memset(&startup, 0, sizeof(startup));
 296     startup.cb = sizeof(startup);
 297     startup.dwFlags = STARTF_USESHOWWINDOW;
 298     startup.wShowWindow = SW_SHOWNORMAL;
 299     ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
 300     ok(ret, "CreateProcess: err=%d\n", GetLastError());
 301     HeapFree(GetProcessHeap(), 0, cmd);
 302     CloseHandle(info.hThread);
 303
 304     /* The process exits... */
 305     trace("waiting for child exit...\n");
 306     ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
 307     ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
 308     if (strstr(dbgtasks, "code2"))
 309     {
 310         /* If, after attaching to the debuggee, the debugger exits without
 311          * detaching, then the debuggee gets a special exit code.
 312          */
 313         ok(exit_code == STATUS_DEBUGGER_INACTIVE ||
 314            broken(exit_code == STATUS_ACCESS_VIOLATION) || /* Intermittent Vista+ */
 315            broken(exit_code == 0xffffffff) || /* Win9x */
 316            broken(exit_code == WAIT_ABANDONED), /* NT4, W2K */
 317            "wrong exit code : %08x\n", exit_code);
 318     }
 319     else
 320         ok(exit_code == STATUS_ACCESS_VIOLATION ||
 321            broken(exit_code == WAIT_ABANDONED) || /* NT4, W2K, W2K3 */
 322            broken(exit_code == 0xffffffff), /* Win9x, WinME */
 323            "wrong exit code : %08x\n", exit_code);
 324     CloseHandle(info.hProcess);
 325
 326     /* ...before the debugger */
 327     if (strstr(dbgtasks, "order"))
 328         ok(SetEvent(start_event), "SetEvent(start_event) failed\n");
 329
 330     trace("waiting for the debugger...\n");
 331     ok(WaitForSingleObject(done_event, 60000) == WAIT_OBJECT_0, "Timed out waiting for the debugger\n");
 332
 333     assert(load_blackbox(childlog, &crash_blackbox, sizeof(crash_blackbox)));
 334     assert(load_blackbox(dbglog, &dbg_blackbox, sizeof(dbg_blackbox)));
 335
 336     ok(dbg_blackbox.argc == 6, "wrong debugger argument count: %d\n", dbg_blackbox.argc);
 337     ok(dbg_blackbox.pid == crash_blackbox.pid, "the child and debugged pids don't match: %d != %d\n", crash_blackbox.pid, dbg_blackbox.pid);
 338     ok(dbg_blackbox.debug_rc, "debugger: SetEvent(debug_event) failed err=%d\n", dbg_blackbox.debug_err);
 339     ok(dbg_blackbox.attach_rc, "DebugActiveProcess(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.attach_err);
 340     ok(dbg_blackbox.nokill_rc, "DebugSetProcessKillOnExit(FALSE) failed err=%d\n", dbg_blackbox.nokill_err);
 341     ok(dbg_blackbox.detach_rc, "DebugActiveProcessStop(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.detach_err);
 342
 343     assert(DeleteFileA(dbglog) != 0);
 344     assert(DeleteFileA(childlog) != 0);
 345 }
 346
 347 static void crash_and_winedbg(HKEY hkey, const char* argv0)
 348 {
 349     DWORD ret;
 350     char* cmd;
 351     PROCESS_INFORMATION info;
 352     STARTUPINFOA startup;
 353     DWORD exit_code;
 354
 355     ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
 356     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);
 357
 358     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+15+1);
 359     sprintf(cmd, "%s debugger crash", argv0);
 360
 361     memset(&startup, 0, sizeof(startup));
 362     startup.cb = sizeof(startup);
 363     startup.dwFlags = STARTF_USESHOWWINDOW;
 364     startup.wShowWindow = SW_SHOWNORMAL;
 365     ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
 366     ok(ret, "CreateProcess: err=%d\n", GetLastError());
 367     HeapFree(GetProcessHeap(), 0, cmd);
 368     CloseHandle(info.hThread);
 369
 370     trace("waiting for child exit...\n");
 371     ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
 372     ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
 373     ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x\n", exit_code);
 374     CloseHandle(info.hProcess);
 375 }
 376
 377 static void test_ExitCode(void)
 378 {
 379     static const char* AeDebug="Software\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug";
 380     static const char* WineDbg="Software\\Wine\\WineDbg";
 381     char test_exe[MAX_PATH];
 382     DWORD ret;
 383     HKEY hkey;
 384     DWORD disposition;
 385     reg_save_value auto_value;
 386     reg_save_value debugger_value;
 387
 388     GetModuleFileNameA(GetModuleHandle(NULL), test_exe, sizeof(test_exe));
 389     if (GetFileAttributes(test_exe) == INVALID_FILE_ATTRIBUTES)
 390         strcat(test_exe, ".so");
 391     if (GetFileAttributesA(test_exe) == INVALID_FILE_ATTRIBUTES)
 392     {
 393         ok(0, "could not find the test executable '%s'\n", test_exe);
 394         return;
 395     }
 396
 397     ret=RegCreateKeyExA(HKEY_LOCAL_MACHINE, AeDebug, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disposition);
 398     if (ret == ERROR_SUCCESS)
 399     {
 400         save_value(hkey, "auto", &auto_value);
 401         save_value(hkey, "debugger", &debugger_value);
 402         trace("HKLM\\%s\\debugger is set to '%s'\n", AeDebug, debugger_value.data);
 403     }
 404     else if (ret == ERROR_ACCESS_DENIED)
 405     {
 406         skip("not enough privileges to change the debugger\n");
 407         return;
 408     }
 409     else if (ret != ERROR_FILE_NOT_FOUND)
 410     {
 411         ok(0, "could not open the AeDebug key: %d\n", ret);
 412         return;
 413     }
 414
 415     if (debugger_value.data && debugger_value.type == REG_SZ &&
 416         strstr((char*)debugger_value.data, "winedbg --auto"))
 417     {
 418         HKEY hkeyWinedbg;
 419         ret=RegCreateKeyA(HKEY_CURRENT_USER, WineDbg, &hkeyWinedbg);
 420         if (ret == ERROR_SUCCESS)
 421         {
 422             static DWORD zero;
 423             reg_save_value crash_dlg_value;
 424             save_value(hkeyWinedbg, "ShowCrashDialog", &crash_dlg_value);
 425             RegSetValueExA(hkeyWinedbg, "ShowCrashDialog", 0, REG_DWORD, (BYTE *)&zero, sizeof(DWORD));
 426             crash_and_winedbg(hkey, test_exe);
 427             restore_value(hkeyWinedbg, &crash_dlg_value);
 428             RegCloseKey(hkeyWinedbg);
 429         }
 430         else
 431             ok(0, "Couldn't access WineDbg Key - error %u\n", ret);
 432     }
 433
 434     if (winetest_interactive)
 435         /* Since the debugging process never sets the debug event, it isn't recognized
 436            as a valid debugger and, after the debugger exits, Windows will show a dialog box
 437            asking the user what to do */
 438         crash_and_debug(hkey, test_exe, "dbg,none");
 439     else
 440         skip("\"none\" debugger test needs user interaction\n");
 441     if (disposition == REG_CREATED_NEW_KEY)
 442         win_skip("'dbg,event,order' test doesn't finish on Win9x/WinMe\n");
 443     else
 444         crash_and_debug(hkey, test_exe, "dbg,event,order");
 445     crash_and_debug(hkey, test_exe, "dbg,attach,event,code2");
 446     if (pDebugSetProcessKillOnExit)
 447         crash_and_debug(hkey, test_exe, "dbg,attach,event,nokill");
 448     else
 449         win_skip("DebugSetProcessKillOnExit is not available\n");
 450     if (pDebugActiveProcessStop)
 451         crash_and_debug(hkey, test_exe, "dbg,attach,event,detach");
 452     else
 453         win_skip("DebugActiveProcessStop is not available\n");
 454
 455     if (disposition == REG_CREATED_NEW_KEY)
 456     {
 457         RegCloseKey(hkey);
 458         RegDeleteKeyA(HKEY_LOCAL_MACHINE, AeDebug);
 459     }
 460     else
 461     {
 462         restore_value(hkey, &auto_value);
 463         restore_value(hkey, &debugger_value);
 464         RegCloseKey(hkey);
 465     }
 466 }
 467
 468 static void test_RemoteDebugger(void)
 469 {
 470     BOOL bret, present;
 471     if(!pCheckRemoteDebuggerPresent)
 472     {
 473         win_skip("CheckRemoteDebuggerPresent is not available\n");
 474         return;
 475     }
 476     present = TRUE;
 477     SetLastError(0xdeadbeef);
 478     bret = pCheckRemoteDebuggerPresent(GetCurrentProcess(),&present);
 479     ok(bret , "expected CheckRemoteDebuggerPresent to succeed\n");
 480     ok(0xdeadbeef == GetLastError(),
 481        "expected error to be unchanged, got %d/%x\n",GetLastError(), GetLastError());
 482
 483     present = TRUE;
 484     SetLastError(0xdeadbeef);
 485     bret = pCheckRemoteDebuggerPresent(NULL,&present);
 486     ok(!bret , "expected CheckRemoteDebuggerPresent to fail\n");
 487     ok(present, "expected parameter to be unchanged\n");
 488     ok(ERROR_INVALID_PARAMETER == GetLastError(),
 489        "expected error ERROR_INVALID_PARAMETER, got %d/%x\n",GetLastError(), GetLastError());
 490
 491     SetLastError(0xdeadbeef);
 492     bret = pCheckRemoteDebuggerPresent(GetCurrentProcess(),NULL);
 493     ok(!bret , "expected CheckRemoteDebuggerPresent to fail\n");
 494     ok(ERROR_INVALID_PARAMETER == GetLastError(),
 495        "expected error ERROR_INVALID_PARAMETER, got %d/%x\n",GetLastError(), GetLastError());
 496 }
 497
 498 struct child_blackbox
 499 {
 500     LONG failures;
 501 };
 502
 503 static void doChild(int argc, char **argv)
 504 {
 505     struct child_blackbox blackbox;
 506     const char *blackbox_file;
 507     HANDLE parent;
 508     DWORD ppid;
 509     BOOL debug;
 510     BOOL ret;
 511
 512     blackbox_file = argv[4];
 513     sscanf(argv[3], "%08x", &ppid);
 514
 515     parent = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, ppid);
 516     child_ok(!!parent, "OpenProcess failed, last error %#x.\n", GetLastError());
 517
 518     ret = pCheckRemoteDebuggerPresent(parent, &debug);
 519     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 520     child_ok(!debug, "Expected debug == 0, got %#x.\n", debug);
 521
 522     ret = DebugActiveProcess(ppid);
 523     child_ok(ret, "DebugActiveProcess failed, last error %#x.\n", GetLastError());
 524
 525     ret = pCheckRemoteDebuggerPresent(parent, &debug);
 526     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 527     child_ok(debug, "Expected debug != 0, got %#x.\n", debug);
 528
 529     ret = pDebugActiveProcessStop(ppid);
 530     child_ok(ret, "DebugActiveProcessStop failed, last error %#x.\n", GetLastError());
 531
 532     ret = pCheckRemoteDebuggerPresent(parent, &debug);
 533     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 534     child_ok(!debug, "Expected debug == 0, got %#x.\n", debug);
 535
 536     ret = CloseHandle(parent);
 537     child_ok(ret, "CloseHandle failed, last error %#x.\n", GetLastError());
 538
 539     ret = pIsDebuggerPresent();
 540     child_ok(ret, "Expected ret != 0, got %#x.\n", ret);
 541     ret = pCheckRemoteDebuggerPresent(GetCurrentProcess(), &debug);
 542     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 543     child_ok(debug, "Expected debug != 0, got %#x.\n", debug);
 544
 545     if (pNtCurrentTeb)
 546     {
 547         pNtCurrentTeb()->Peb->BeingDebugged = FALSE;
 548
 549         ret = pIsDebuggerPresent();
 550         child_ok(!ret, "Expected ret != 0, got %#x.\n", ret);
 551         ret = pCheckRemoteDebuggerPresent(GetCurrentProcess(), &debug);
 552         child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 553         child_ok(debug, "Expected debug != 0, got %#x.\n", debug);
 554
 555         pNtCurrentTeb()->Peb->BeingDebugged = TRUE;
 556     }
 557
 558     blackbox.failures = child_failures;
 559     save_blackbox(blackbox_file, &blackbox, sizeof(blackbox));
 560 }
 561
 562 static void test_debug_loop(int argc, char **argv)
 563 {
 564     const char *arguments = " debugger child ";
 565     struct child_blackbox blackbox;
 566     char blackbox_file[MAX_PATH];
 567     PROCESS_INFORMATION pi;
 568     STARTUPINFOA si;
 569     BOOL debug;
 570     DWORD pid;
 571     char *cmd;
 572     BOOL ret;
 573
 574     if (!pDebugActiveProcessStop || !pCheckRemoteDebuggerPresent)
 575     {
 576         win_skip("DebugActiveProcessStop or CheckRemoteDebuggerPresent not available, skipping test.\n");
 577         return;
 578     }
 579
 580     pid = GetCurrentProcessId();
 581     ret = DebugActiveProcess(pid);
 582     ok(!ret, "DebugActiveProcess() succeeded on own process.\n");
 583
 584     get_file_name(blackbox_file);
 585     cmd = HeapAlloc(GetProcessHeap(), 0, strlen(argv[0]) + strlen(arguments) + strlen(blackbox_file) + 10);
 586     sprintf(cmd, "%s%s%08x %s", argv[0], arguments, pid, blackbox_file);
 587
 588     memset(&si, 0, sizeof(si));
 589     si.cb = sizeof(si);
 590     ret = CreateProcessA(NULL, cmd, NULL, NULL, FALSE, DEBUG_PROCESS, NULL, NULL, &si, &pi);
 591     ok(ret, "CreateProcess failed, last error %#x.\n", GetLastError());
 592
 593     HeapFree(GetProcessHeap(), 0, cmd);
 594
 595     ret = pCheckRemoteDebuggerPresent(pi.hProcess, &debug);
 596     ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 597     ok(debug, "Expected debug != 0, got %#x.\n", debug);
 598
 599     for (;;)
 600     {
 601         DEBUG_EVENT ev;
 602
 603         ret = WaitForDebugEvent(&ev, INFINITE);
 604         ok(ret, "WaitForDebugEvent failed, last error %#x.\n", GetLastError());
 605         if (!ret) break;
 606
 607         if (ev.dwDebugEventCode == EXIT_PROCESS_DEBUG_EVENT) break;
 608
 609         ret = ContinueDebugEvent(ev.dwProcessId, ev.dwThreadId, DBG_CONTINUE);
 610         ok(ret, "ContinueDebugEvent failed, last error %#x.\n", GetLastError());
 611         if (!ret) break;
 612     }
 613
 614     ret = CloseHandle(pi.hThread);
 615     ok(ret, "CloseHandle failed, last error %#x.\n", GetLastError());
 616     ret = CloseHandle(pi.hProcess);
 617     ok(ret, "CloseHandle failed, last error %#x.\n", GetLastError());
 618
 619     load_blackbox(blackbox_file, &blackbox, sizeof(blackbox));
 620     ok(!blackbox.failures, "Got %d failures from child process.\n", blackbox.failures);
 621
 622     ret = DeleteFileA(blackbox_file);
 623     ok(ret, "DeleteFileA failed, last error %#x.\n", GetLastError());
 624 }
 625
 626 START_TEST(debugger)
 627 {
 628     HMODULE hdll;
 629
 630     hdll=GetModuleHandle("kernel32.dll");
 631     pCheckRemoteDebuggerPresent=(void*)GetProcAddress(hdll, "CheckRemoteDebuggerPresent");
 632     pDebugActiveProcessStop=(void*)GetProcAddress(hdll, "DebugActiveProcessStop");
 633     pDebugSetProcessKillOnExit=(void*)GetProcAddress(hdll, "DebugSetProcessKillOnExit");
 634     pIsDebuggerPresent=(void*)GetProcAddress(hdll, "IsDebuggerPresent");
 635     hdll=GetModuleHandle("ntdll.dll");
 636     if (hdll) pNtCurrentTeb = (void*)GetProcAddress(hdll, "NtCurrentTeb");
 637
 638     myARGC=winetest_get_mainargs(&myARGV);
 639     if (myARGC >= 3 && strcmp(myARGV[2], "crash") == 0)
 640     {
 641         doCrash(myARGC, myARGV);
 642     }
 643     else if (myARGC >= 3 && strncmp(myARGV[2], "dbg,", 4) == 0)
 644     {
 645         doDebugger(myARGC, myARGV);
 646     }
 647     else if (myARGC >= 5 && !strcmp(myARGV[2], "child"))
 648     {
 649         doChild(myARGC, myARGV);
 650     }
 651     else
 652     {
 653         test_ExitCode();
 654         test_RemoteDebugger();
 655         test_debug_loop(myARGC, myARGV);
 656     }
 657 }