dlls/kernel32/tests/debugger.c - wine - Git at Google

 /*
  * Unit tests for the debugger facility
  *
  * Copyright (c) 2007 Francois Gouget for CodeWeavers
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */

 #include <stdio.h>
 #include <assert.h>

 #include <windows.h>
 #include <winreg.h>
 #include "wine/test.h"

 #ifndef STATUS_DEBUGGER_INACTIVE
 #define STATUS_DEBUGGER_INACTIVE         ((NTSTATUS) 0xC0000354)
 #endif

 static int    myARGC;
 static char** myARGV;

 static BOOL (WINAPI *pDebugActiveProcessStop)(DWORD);
 static BOOL (WINAPI *pDebugSetProcessKillOnExit)(BOOL);

 /* Copied from the process test */
 static void get_file_name(char* buf)
 {
     char path[MAX_PATH];

     buf[0] = '\0';
     GetTempPathA(sizeof(path), path);
     GetTempFileNameA(path, "wt", 0, buf);
 }

 static void get_events(const char* name, HANDLE *start_event, HANDLE *done_event)
 {
     const char* basename;
     char* event_name;

     basename=strrchr(name, '\\');
     basename=(basename ? basename+1 : name);
     event_name=HeapAlloc(GetProcessHeap(), 0, 6+strlen(basename)+1);

     sprintf(event_name, "start_%s", basename);
     *start_event=CreateEvent(NULL, 0,0, event_name);
     sprintf(event_name, "done_%s", basename);
     *done_event=CreateEvent(NULL, 0,0, event_name);
     HeapFree(GetProcessHeap(), 0, event_name);
 }

 static void save_blackbox(const char* logfile, void* blackbox, int size)
 {
     HANDLE hFile;
     DWORD written;

     hFile=CreateFileA(logfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
     if (hFile == INVALID_HANDLE_VALUE)
         return;
     WriteFile(hFile, blackbox, size, &written, NULL);
     CloseHandle(hFile);
 }

 static int load_blackbox(const char* logfile, void* blackbox, int size)
 {
     HANDLE hFile;
     DWORD read;
     BOOL ret;

     hFile=CreateFileA(logfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
     if (hFile == INVALID_HANDLE_VALUE)
     {
         ok(0, "unable to open '%s'\n", logfile);
         return 0;
     }
     ret=ReadFile(hFile, blackbox, size, &read, NULL);
     ok(read == size, "wrong size for '%s': read=%d\n", logfile, read);
     CloseHandle(hFile);
     return 1;
 }

 typedef struct
 {
     DWORD pid;
 } crash_blackbox_t;

 static void doCrash(int argc,  char** argv)
 {
     char* p;

     if (argc >= 4)
     {
         crash_blackbox_t blackbox;
         blackbox.pid=GetCurrentProcessId();
         save_blackbox(argv[3], &blackbox, sizeof(blackbox));
     }

     /* Just crash */
     trace("child: crashing...\n");
     p=NULL;
     *p=0;
 }

 typedef struct
 {
     int argc;
     DWORD pid;
     BOOL debug_rc;
     DWORD debug_err;
     BOOL attach_rc;
     DWORD attach_err;
     BOOL nokill_rc;
     DWORD nokill_err;
     BOOL detach_rc;
     DWORD detach_err;
 } debugger_blackbox_t;

 static void doDebugger(int argc, char** argv)
 {
     const char* logfile;
     debugger_blackbox_t blackbox;
     HANDLE start_event, done_event, debug_event;

     blackbox.argc=argc;
     logfile=(argc >= 4 ? argv[3] : NULL);
     blackbox.pid=(argc >= 5 ? atol(argv[4]) : 0);

     if (strstr(myARGV[2], "attach"))
     {
         blackbox.attach_rc=DebugActiveProcess(blackbox.pid);
         if (!blackbox.attach_rc)
             blackbox.attach_err=GetLastError();
     }
     else
         blackbox.attach_rc=TRUE;

     debug_event=(argc >= 6 ? (HANDLE)atol(argv[5]) : NULL);
     if (debug_event && strstr(myARGV[2], "event"))
     {
         blackbox.debug_rc=SetEvent(debug_event);
         if (!blackbox.debug_rc)
             blackbox.debug_err=GetLastError();
     }
     else
         blackbox.debug_rc=TRUE;

     get_events(logfile, &start_event, &done_event);
     if (strstr(myARGV[2], "order"))
     {
         trace("debugger: waiting for the start signal...\n");
         WaitForSingleObject(start_event, INFINITE);
     }

     if (strstr(myARGV[2], "nokill"))
     {
         blackbox.nokill_rc=pDebugSetProcessKillOnExit(FALSE);
         if (!blackbox.nokill_rc)
             blackbox.nokill_err=GetLastError();
     }
     else
         blackbox.nokill_rc=TRUE;

     if (strstr(myARGV[2], "detach"))
     {
         blackbox.detach_rc=pDebugActiveProcessStop(blackbox.pid);
         if (!blackbox.detach_rc)
             blackbox.detach_err=GetLastError();
     }
     else
         blackbox.detach_rc=TRUE;

     save_blackbox(logfile, &blackbox, sizeof(blackbox));
     trace("debugger: done debugging...\n");
     SetEvent(done_event);

     /* Just exit with a known value */
     ExitProcess(0xdeadbeef);
 }

 static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
 {
     DWORD ret;
     HANDLE start_event, done_event;
     char* cmd;
     char dbglog[MAX_PATH];
     char childlog[MAX_PATH];
     PROCESS_INFORMATION	info;
     STARTUPINFOA startup;
     DWORD exit_code;
     crash_blackbox_t crash_blackbox;
     debugger_blackbox_t dbg_blackbox;

     ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);

     get_file_name(dbglog);
     get_events(dbglog, &start_event, &done_event);
     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+10+strlen(dbgtasks)+1+strlen(dbglog)+34+1);
     sprintf(cmd, "%s debugger %s %s %%ld %%ld", argv0, dbgtasks, dbglog);
     ret=RegSetValueExA(hkey, "debugger", 0, REG_SZ, (BYTE*)cmd, strlen(cmd)+1);
     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/debugger: ret=%d\n", ret);
     HeapFree(GetProcessHeap(), 0, cmd);

     get_file_name(childlog);
     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+16+strlen(dbglog)+1);
     sprintf(cmd, "%s debugger crash %s", argv0, childlog);

     memset(&startup, 0, sizeof(startup));
     startup.cb = sizeof(startup);
     startup.dwFlags = STARTF_USESHOWWINDOW;
     startup.wShowWindow = SW_SHOWNORMAL;
     ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
     ok(ret, "CreateProcess: err=%d\n", GetLastError());
     HeapFree(GetProcessHeap(), 0, cmd);
     CloseHandle(info.hThread);

     /* The process exits... */
     trace("waiting for child exit...\n");
     ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
     ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
     if (strstr(dbgtasks, "code2"))
     {
         /* If, after attaching to the debuggee, the debugger exits without
          * detaching, then the debuggee gets a special exit code.
          */
         ok(exit_code == 0xffffffff || /* Win 9x */
            exit_code == 0x80 || /* NT4 */
            exit_code == STATUS_DEBUGGER_INACTIVE, /* Win >= XP */
            "wrong exit code : %08x\n", exit_code);
     }
     else
         ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x instead of STATUS_ACCESS_VIOLATION\n", exit_code);
     CloseHandle(info.hProcess);

     /* ...before the debugger */
     if (strstr(dbgtasks, "order"))
         ok(SetEvent(start_event), "SetEvent(start_event) failed\n");

     trace("waiting for the debugger...\n");
     ok(WaitForSingleObject(done_event, 60000) == WAIT_OBJECT_0, "Timed out waiting for the debugger\n");

     assert(load_blackbox(childlog, &crash_blackbox, sizeof(crash_blackbox)));
     assert(load_blackbox(dbglog, &dbg_blackbox, sizeof(dbg_blackbox)));

     ok(dbg_blackbox.argc == 6, "wrong debugger argument count: %d\n", dbg_blackbox.argc);
     ok(dbg_blackbox.pid == crash_blackbox.pid, "the child and debugged pids don't match: %d != %d\n", crash_blackbox.pid, dbg_blackbox.pid);
     ok(dbg_blackbox.debug_rc, "debugger: SetEvent(debug_event) failed err=%d\n", dbg_blackbox.debug_err);
     ok(dbg_blackbox.attach_rc, "DebugActiveProcess(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.attach_err);
     ok(dbg_blackbox.nokill_rc, "DebugSetProcessKillOnExit(FALSE) failed err=%d\n", dbg_blackbox.nokill_err);
     ok(dbg_blackbox.detach_rc, "DebugActiveProcessStop(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.detach_err);

     assert(DeleteFileA(dbglog) != 0);
     assert(DeleteFileA(childlog) != 0);
 }

 static void crash_and_winedbg(HKEY hkey, const char* argv0)
 {
     DWORD ret;
     char* cmd;
     PROCESS_INFORMATION	info;
     STARTUPINFOA startup;
     DWORD exit_code;

     ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);

     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+15+1);
     sprintf(cmd, "%s debugger crash", argv0);

     memset(&startup, 0, sizeof(startup));
     startup.cb = sizeof(startup);
     startup.dwFlags = STARTF_USESHOWWINDOW;
     startup.wShowWindow = SW_SHOWNORMAL;
     ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
     ok(ret, "CreateProcess: err=%d\n", GetLastError());
     HeapFree(GetProcessHeap(), 0, cmd);
     CloseHandle(info.hThread);

     trace("waiting for child exit...\n");
     ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
     ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
     ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x\n", exit_code);
     CloseHandle(info.hProcess);
 }

 static void test_ExitCode(void)
 {
     static const char* AeDebug="Software\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug";
     char test_exe[MAX_PATH];
     DWORD ret;
     HKEY hkey;
     DWORD disposition;
     LPBYTE auto_val=NULL;
     DWORD auto_size, auto_type;
     LPBYTE debugger_val=NULL;
     DWORD debugger_size, debugger_type;

     GetModuleFileNameA(GetModuleHandle(NULL), test_exe, sizeof(test_exe));
     if (GetFileAttributes(test_exe) == INVALID_FILE_ATTRIBUTES)
         strcat(test_exe, ".so");
     if (GetFileAttributesA(test_exe) == INVALID_FILE_ATTRIBUTES)
     {
         ok(0, "could not find the test executable '%s'\n", test_exe);
         return;
     }

     ret=RegCreateKeyExA(HKEY_LOCAL_MACHINE, AeDebug, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disposition);
     if (ret == ERROR_SUCCESS)
     {
         auto_size=0;
         ret=RegQueryValueExA(hkey, "auto", NULL, &auto_type, NULL, &auto_size);
         if (ret == ERROR_SUCCESS)
         {
             auto_val=HeapAlloc(GetProcessHeap(), 0, auto_size);
             RegQueryValueExA(hkey, "auto", NULL, &auto_type, auto_val, &auto_size);
         }

         debugger_size=0;
         ret=RegQueryValueExA(hkey, "debugger", NULL, &debugger_type, NULL, &debugger_size);
         if (ret == ERROR_SUCCESS)
         {
             debugger_val=HeapAlloc(GetProcessHeap(), 0, debugger_size);
             RegQueryValueExA(hkey, "debugger", NULL, &debugger_type, debugger_val, &debugger_size);
         }
     }
     else if (ret == ERROR_ACCESS_DENIED)
     {
         skip("not enough privileges to change the debugger\n");
         return;
     }
     else if (ret != ERROR_FILE_NOT_FOUND)
     {
         ok(0, "could not open the AeDebug key: %d\n", ret);
         return;
     }

     if (debugger_val && debugger_type == REG_SZ &&
         strstr((char*)debugger_val, "winedbg --auto"))
         crash_and_winedbg(hkey, test_exe);

     crash_and_debug(hkey, test_exe, "dbg,none");
     crash_and_debug(hkey, test_exe, "dbg,event,order");
     crash_and_debug(hkey, test_exe, "dbg,attach,event,code2");
     if (pDebugSetProcessKillOnExit)
         crash_and_debug(hkey, test_exe, "dbg,attach,event,nokill");
     if (pDebugActiveProcessStop)
         crash_and_debug(hkey, test_exe, "dbg,attach,event,detach");

     if (disposition == REG_CREATED_NEW_KEY)
     {
         RegCloseKey(hkey);
         RegDeleteKeyA(HKEY_LOCAL_MACHINE, AeDebug);
     }
     else
     {
         if (auto_val)
         {
             RegSetValueExA(hkey, "auto", 0, auto_type, auto_val, auto_size);
             HeapFree(GetProcessHeap(), 0, auto_val);
         }
         else
             RegDeleteValueA(hkey, "auto");
         if (debugger_val)
         {
             RegSetValueExA(hkey, "debugger", 0, debugger_type, debugger_val, debugger_size);
             HeapFree(GetProcessHeap(), 0, debugger_val);
         }
         else
             RegDeleteValueA(hkey, "debugger");
         RegCloseKey(hkey);
     }
 }

 START_TEST(debugger)
 {
     HMODULE hdll;

     hdll=GetModuleHandle("kernel32.dll");
     pDebugActiveProcessStop=(void*)GetProcAddress(hdll, "DebugActiveProcessStop");
     pDebugSetProcessKillOnExit=(void*)GetProcAddress(hdll, "DebugSetProcessKillOnExit");

     myARGC=winetest_get_mainargs(&myARGV);
     if (myARGC >= 3 && strcmp(myARGV[2], "crash") == 0)
     {
         doCrash(myARGC, myARGV);
     }
     else if (myARGC >= 3 && strncmp(myARGV[2], "dbg,", 4) == 0)
     {
         doDebugger(myARGC, myARGV);
     }
     else
     {
         test_ExitCode();
     }
 }
	/*
	* Unit tests for the debugger facility
	*
	* Copyright (c) 2007 Francois Gouget for CodeWeavers
	*
	* This library is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 2.1 of the License, or (at your option) any later version.
	*
	* This library is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this library; if not, write to the Free Software
	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
	*/

	#include <stdio.h>
	#include <assert.h>

	#include <windows.h>
	#include <winreg.h>
	#include "wine/test.h"

	#ifndef STATUS_DEBUGGER_INACTIVE
	#define STATUS_DEBUGGER_INACTIVE ((NTSTATUS) 0xC0000354)
	#endif

	static int myARGC;
	static char** myARGV;

	static BOOL (WINAPI *pDebugActiveProcessStop)(DWORD);
	static BOOL (WINAPI *pDebugSetProcessKillOnExit)(BOOL);

	/* Copied from the process test */
	static void get_file_name(char* buf)
	{
	char path[MAX_PATH];

	buf[0] = '\0';
	GetTempPathA(sizeof(path), path);
	GetTempFileNameA(path, "wt", 0, buf);
	}

	static void get_events(const char* name, HANDLE start_event, HANDLE done_event)
	{
	const char* basename;
	char* event_name;

	basename=strrchr(name, '\\');
	basename=(basename ? basename+1 : name);
	event_name=HeapAlloc(GetProcessHeap(), 0, 6+strlen(basename)+1);

	sprintf(event_name, "start_%s", basename);
	*start_event=CreateEvent(NULL, 0,0, event_name);
	sprintf(event_name, "done_%s", basename);
	*done_event=CreateEvent(NULL, 0,0, event_name);
	HeapFree(GetProcessHeap(), 0, event_name);
	}

	static void save_blackbox(const char* logfile, void* blackbox, int size)
	{
	HANDLE hFile;
	DWORD written;

	hFile=CreateFileA(logfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
	if (hFile == INVALID_HANDLE_VALUE)
	return;
	WriteFile(hFile, blackbox, size, &written, NULL);
	CloseHandle(hFile);
	}

	static int load_blackbox(const char* logfile, void* blackbox, int size)
	{
	HANDLE hFile;
	DWORD read;
	BOOL ret;

	hFile=CreateFileA(logfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
	if (hFile == INVALID_HANDLE_VALUE)
	{
	ok(0, "unable to open '%s'\n", logfile);
	return 0;
	}
	ret=ReadFile(hFile, blackbox, size, &read, NULL);
	ok(read == size, "wrong size for '%s': read=%d\n", logfile, read);
	CloseHandle(hFile);
	return 1;
	}

	typedef struct
	{
	DWORD pid;
	} crash_blackbox_t;

	static void doCrash(int argc, char** argv)
	{
	char* p;

	if (argc >= 4)
	{
	crash_blackbox_t blackbox;
	blackbox.pid=GetCurrentProcessId();
	save_blackbox(argv[3], &blackbox, sizeof(blackbox));
	}

	/* Just crash */
	trace("child: crashing...\n");
	p=NULL;
	*p=0;
	}

	typedef struct
	{
	int argc;
	DWORD pid;
	BOOL debug_rc;
	DWORD debug_err;
	BOOL attach_rc;
	DWORD attach_err;
	BOOL nokill_rc;
	DWORD nokill_err;
	BOOL detach_rc;
	DWORD detach_err;
	} debugger_blackbox_t;

	static void doDebugger(int argc, char** argv)
	{
	const char* logfile;
	debugger_blackbox_t blackbox;
	HANDLE start_event, done_event, debug_event;

	blackbox.argc=argc;
	logfile=(argc >= 4 ? argv[3] : NULL);
	blackbox.pid=(argc >= 5 ? atol(argv[4]) : 0);

	if (strstr(myARGV[2], "attach"))
	{
	blackbox.attach_rc=DebugActiveProcess(blackbox.pid);
	if (!blackbox.attach_rc)
	blackbox.attach_err=GetLastError();
	}
	else
	blackbox.attach_rc=TRUE;

	debug_event=(argc >= 6 ? (HANDLE)atol(argv[5]) : NULL);
	if (debug_event && strstr(myARGV[2], "event"))
	{
	blackbox.debug_rc=SetEvent(debug_event);
	if (!blackbox.debug_rc)
	blackbox.debug_err=GetLastError();
	}
	else
	blackbox.debug_rc=TRUE;

	get_events(logfile, &start_event, &done_event);
	if (strstr(myARGV[2], "order"))
	{
	trace("debugger: waiting for the start signal...\n");
	WaitForSingleObject(start_event, INFINITE);
	}

	if (strstr(myARGV[2], "nokill"))
	{
	blackbox.nokill_rc=pDebugSetProcessKillOnExit(FALSE);
	if (!blackbox.nokill_rc)
	blackbox.nokill_err=GetLastError();
	}
	else
	blackbox.nokill_rc=TRUE;

	if (strstr(myARGV[2], "detach"))
	{
	blackbox.detach_rc=pDebugActiveProcessStop(blackbox.pid);
	if (!blackbox.detach_rc)
	blackbox.detach_err=GetLastError();
	}
	else
	blackbox.detach_rc=TRUE;

	save_blackbox(logfile, &blackbox, sizeof(blackbox));
	trace("debugger: done debugging...\n");
	SetEvent(done_event);

	/* Just exit with a known value */
	ExitProcess(0xdeadbeef);
	}

	static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
	{
	DWORD ret;
	HANDLE start_event, done_event;
	char* cmd;
	char dbglog[MAX_PATH];
	char childlog[MAX_PATH];
	PROCESS_INFORMATION info;
	STARTUPINFOA startup;
	DWORD exit_code;
	crash_blackbox_t crash_blackbox;
	debugger_blackbox_t dbg_blackbox;

	ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
	ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);

	get_file_name(dbglog);
	get_events(dbglog, &start_event, &done_event);
	cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+10+strlen(dbgtasks)+1+strlen(dbglog)+34+1);
	sprintf(cmd, "%s debugger %s %s %%ld %%ld", argv0, dbgtasks, dbglog);
	ret=RegSetValueExA(hkey, "debugger", 0, REG_SZ, (BYTE*)cmd, strlen(cmd)+1);
	ok(ret == ERROR_SUCCESS, "unable to set AeDebug/debugger: ret=%d\n", ret);
	HeapFree(GetProcessHeap(), 0, cmd);

	get_file_name(childlog);
	cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+16+strlen(dbglog)+1);
	sprintf(cmd, "%s debugger crash %s", argv0, childlog);

	memset(&startup, 0, sizeof(startup));
	startup.cb = sizeof(startup);
	startup.dwFlags = STARTF_USESHOWWINDOW;
	startup.wShowWindow = SW_SHOWNORMAL;
	ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
	ok(ret, "CreateProcess: err=%d\n", GetLastError());
	HeapFree(GetProcessHeap(), 0, cmd);
	CloseHandle(info.hThread);

	/* The process exits... */
	trace("waiting for child exit...\n");
	ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
	ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
	if (strstr(dbgtasks, "code2"))
	{
	/* If, after attaching to the debuggee, the debugger exits without
	* detaching, then the debuggee gets a special exit code.
	*/
	ok(exit_code == 0xffffffff \|\| /* Win 9x */
	exit_code == 0x80 \|\| /* NT4 */
	exit_code == STATUS_DEBUGGER_INACTIVE, /* Win >= XP */
	"wrong exit code : %08x\n", exit_code);
	}
	else
	ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x instead of STATUS_ACCESS_VIOLATION\n", exit_code);
	CloseHandle(info.hProcess);

	/* ...before the debugger */
	if (strstr(dbgtasks, "order"))
	ok(SetEvent(start_event), "SetEvent(start_event) failed\n");

	trace("waiting for the debugger...\n");
	ok(WaitForSingleObject(done_event, 60000) == WAIT_OBJECT_0, "Timed out waiting for the debugger\n");

	assert(load_blackbox(childlog, &crash_blackbox, sizeof(crash_blackbox)));
	assert(load_blackbox(dbglog, &dbg_blackbox, sizeof(dbg_blackbox)));

	ok(dbg_blackbox.argc == 6, "wrong debugger argument count: %d\n", dbg_blackbox.argc);
	ok(dbg_blackbox.pid == crash_blackbox.pid, "the child and debugged pids don't match: %d != %d\n", crash_blackbox.pid, dbg_blackbox.pid);
	ok(dbg_blackbox.debug_rc, "debugger: SetEvent(debug_event) failed err=%d\n", dbg_blackbox.debug_err);
	ok(dbg_blackbox.attach_rc, "DebugActiveProcess(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.attach_err);
	ok(dbg_blackbox.nokill_rc, "DebugSetProcessKillOnExit(FALSE) failed err=%d\n", dbg_blackbox.nokill_err);
	ok(dbg_blackbox.detach_rc, "DebugActiveProcessStop(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.detach_err);

	assert(DeleteFileA(dbglog) != 0);
	assert(DeleteFileA(childlog) != 0);
	}

	static void crash_and_winedbg(HKEY hkey, const char* argv0)
	{
	DWORD ret;
	char* cmd;
	PROCESS_INFORMATION info;
	STARTUPINFOA startup;
	DWORD exit_code;

	ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
	ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);

	cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+15+1);
	sprintf(cmd, "%s debugger crash", argv0);

	memset(&startup, 0, sizeof(startup));
	startup.cb = sizeof(startup);
	startup.dwFlags = STARTF_USESHOWWINDOW;
	startup.wShowWindow = SW_SHOWNORMAL;
	ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
	ok(ret, "CreateProcess: err=%d\n", GetLastError());
	HeapFree(GetProcessHeap(), 0, cmd);
	CloseHandle(info.hThread);

	trace("waiting for child exit...\n");
	ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
	ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
	ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x\n", exit_code);
	CloseHandle(info.hProcess);
	}

	static void test_ExitCode(void)
	{
	static const char* AeDebug="Software\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug";
	char test_exe[MAX_PATH];
	DWORD ret;
	HKEY hkey;
	DWORD disposition;
	LPBYTE auto_val=NULL;
	DWORD auto_size, auto_type;
	LPBYTE debugger_val=NULL;
	DWORD debugger_size, debugger_type;

	GetModuleFileNameA(GetModuleHandle(NULL), test_exe, sizeof(test_exe));
	if (GetFileAttributes(test_exe) == INVALID_FILE_ATTRIBUTES)
	strcat(test_exe, ".so");
	if (GetFileAttributesA(test_exe) == INVALID_FILE_ATTRIBUTES)
	{
	ok(0, "could not find the test executable '%s'\n", test_exe);
	return;
	}

	ret=RegCreateKeyExA(HKEY_LOCAL_MACHINE, AeDebug, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disposition);
	if (ret == ERROR_SUCCESS)
	{
	auto_size=0;
	ret=RegQueryValueExA(hkey, "auto", NULL, &auto_type, NULL, &auto_size);
	if (ret == ERROR_SUCCESS)
	{
	auto_val=HeapAlloc(GetProcessHeap(), 0, auto_size);
	RegQueryValueExA(hkey, "auto", NULL, &auto_type, auto_val, &auto_size);
	}

	debugger_size=0;
	ret=RegQueryValueExA(hkey, "debugger", NULL, &debugger_type, NULL, &debugger_size);
	if (ret == ERROR_SUCCESS)
	{
	debugger_val=HeapAlloc(GetProcessHeap(), 0, debugger_size);
	RegQueryValueExA(hkey, "debugger", NULL, &debugger_type, debugger_val, &debugger_size);
	}
	}
	else if (ret == ERROR_ACCESS_DENIED)
	{
	skip("not enough privileges to change the debugger\n");
	return;
	}
	else if (ret != ERROR_FILE_NOT_FOUND)
	{
	ok(0, "could not open the AeDebug key: %d\n", ret);
	return;
	}

	if (debugger_val && debugger_type == REG_SZ &&
	strstr((char*)debugger_val, "winedbg --auto"))
	crash_and_winedbg(hkey, test_exe);

	crash_and_debug(hkey, test_exe, "dbg,none");
	crash_and_debug(hkey, test_exe, "dbg,event,order");
	crash_and_debug(hkey, test_exe, "dbg,attach,event,code2");
	if (pDebugSetProcessKillOnExit)
	crash_and_debug(hkey, test_exe, "dbg,attach,event,nokill");
	if (pDebugActiveProcessStop)
	crash_and_debug(hkey, test_exe, "dbg,attach,event,detach");

	if (disposition == REG_CREATED_NEW_KEY)
	{
	RegCloseKey(hkey);
	RegDeleteKeyA(HKEY_LOCAL_MACHINE, AeDebug);
	}
	else
	{
	if (auto_val)
	{
	RegSetValueExA(hkey, "auto", 0, auto_type, auto_val, auto_size);
	HeapFree(GetProcessHeap(), 0, auto_val);
	}
	else
	RegDeleteValueA(hkey, "auto");
	if (debugger_val)
	{
	RegSetValueExA(hkey, "debugger", 0, debugger_type, debugger_val, debugger_size);
	HeapFree(GetProcessHeap(), 0, debugger_val);
	}
	else
	RegDeleteValueA(hkey, "debugger");
	RegCloseKey(hkey);
	}
	}

	START_TEST(debugger)
	{
	HMODULE hdll;

	hdll=GetModuleHandle("kernel32.dll");
	pDebugActiveProcessStop=(void*)GetProcAddress(hdll, "DebugActiveProcessStop");
	pDebugSetProcessKillOnExit=(void*)GetProcAddress(hdll, "DebugSetProcessKillOnExit");

	myARGC=winetest_get_mainargs(&myARGV);
	if (myARGC >= 3 && strcmp(myARGV[2], "crash") == 0)
	{
	doCrash(myARGC, myARGV);
	}
	else if (myARGC >= 3 && strncmp(myARGV[2], "dbg,", 4) == 0)
	{
	doDebugger(myARGC, myARGV);
	}
	else
	{
	test_ExitCode();
	}
	}