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Inverted inner loops (Win32 debug event handling / WineDbg command 

line parser).
This commit is contained in:
Eric Pouech 2002-07-20 20:18:17 +00:00 committed by Alexandre Julliard
parent 57807fa11f
commit 40912b9033
6 changed files with 427 additions and 391 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
debugger/break.c
View File

@ -836,8 +836,8 @@ BOOL DEBUG_ShouldContinue( DBG_ADDR *addr, DWORD code, int * count )
*/
if (mode != EXEC_CONT && mode != EXEC_FINISH)
{
DEBUG_FindNearestSymbol( addr, TRUE, NULL, 0, &syminfo.list);
if( syminfo.list.sourcefile != NULL )
DEBUG_FindNearestSymbol(addr, TRUE, NULL, 0, &syminfo.list);
if (syminfo.list.sourcefile != NULL)
{
DEBUG_List(&syminfo.list, NULL, 0);
}

44
debugger/dbg.y
View File

@ -105,30 +105,21 @@ line: command
;
command:
tQUIT tEOL { DEBUG_ExitMode = EXIT_QUIT; return 1; }
tQUIT tEOL { /*DEBUG_Quit();*/ return 1; }
| tHELP tEOL { DEBUG_Help(); }
| tHELP tINFO tEOL { DEBUG_HelpInfo(); }
| tCONT tEOL { DEBUG_CurrThread->exec_count = 1;
DEBUG_CurrThread->exec_mode = EXEC_CONT; return 1; }
| tPASS tEOL { DEBUG_ExitMode = EXIT_PASS; return 1; }
| tCONT tNUM tEOL { DEBUG_CurrThread->exec_count = $2;
DEBUG_CurrThread->exec_mode = EXEC_CONT; return 1; }
| tSTEP tEOL { DEBUG_CurrThread->exec_count = 1;
DEBUG_CurrThread->exec_mode = EXEC_STEP_INSTR; return 1; }
| tNEXT tEOL { DEBUG_CurrThread->exec_count = 1;
DEBUG_CurrThread->exec_mode = EXEC_STEP_OVER; return 1; }
| tSTEP tNUM tEOL { DEBUG_CurrThread->exec_count = $2;
DEBUG_CurrThread->exec_mode = EXEC_STEP_INSTR; return 1; }
| tNEXT tNUM tEOL { DEBUG_CurrThread->exec_count = $2;
DEBUG_CurrThread->exec_mode = EXEC_STEP_OVER; return 1; }
| tSTEPI tEOL { DEBUG_CurrThread->exec_count = 1;
DEBUG_CurrThread->exec_mode = EXEC_STEPI_INSTR; return 1; }
| tNEXTI tEOL { DEBUG_CurrThread->exec_count = 1;
DEBUG_CurrThread->exec_mode = EXEC_STEPI_OVER; return 1; }
| tSTEPI tNUM tEOL { DEBUG_CurrThread->exec_count = $2;
DEBUG_CurrThread->exec_mode = EXEC_STEPI_INSTR; return 1; }
| tNEXTI tNUM tEOL { DEBUG_CurrThread->exec_count = $2;
DEBUG_CurrThread->exec_mode = EXEC_STEPI_OVER; return 1; }
| tPASS tEOL { DEBUG_WaitNextException(DBG_EXCEPTION_NOT_HANDLED, 0, 0); }
| tCONT tEOL { DEBUG_WaitNextException(DBG_CONTINUE, 1, EXEC_CONT); }
| tCONT tNUM tEOL { DEBUG_WaitNextException(DBG_CONTINUE, $2, EXEC_CONT); }
| tSTEP tEOL { DEBUG_WaitNextException(DBG_CONTINUE, 1, EXEC_STEP_INSTR); }
| tSTEP tNUM tEOL { DEBUG_WaitNextException(DBG_CONTINUE, $2, EXEC_STEP_INSTR); }
| tNEXT tEOL { DEBUG_WaitNextException(DBG_CONTINUE, 1, EXEC_STEP_OVER); }
| tNEXT tNUM tEOL { DEBUG_WaitNextException(DBG_CONTINUE, $2, EXEC_STEP_OVER); }
| tSTEPI tEOL { DEBUG_WaitNextException(DBG_CONTINUE, 1, EXEC_STEPI_INSTR); }
| tSTEPI tNUM tEOL { DEBUG_WaitNextException(DBG_CONTINUE, $2, EXEC_STEPI_INSTR); }
| tNEXTI tEOL { DEBUG_WaitNextException(DBG_CONTINUE, 1, EXEC_STEPI_OVER); }
| tNEXTI tNUM tEOL { DEBUG_WaitNextException(DBG_CONTINUE, $2, EXEC_STEPI_OVER); }
| tFINISH tEOL { DEBUG_WaitNextException(DBG_CONTINUE, 0, EXEC_FINISH); }
| tABORT tEOL { kill(getpid(), SIGABRT); }
| tMODE tNUM tEOL { mode_command($2); }
| tMODE tVM86 tEOL { DEBUG_CurrThread->dbg_mode = MODE_VM86; }
@ -142,8 +133,6 @@ command:
| tDOWN tEOL { DEBUG_SetFrame( curr_frame - 1 ); }
| tDOWN tNUM tEOL { DEBUG_SetFrame( curr_frame - $2 ); }
| tFRAME tNUM tEOL { DEBUG_SetFrame( $2 ); }
| tFINISH tEOL { DEBUG_CurrThread->exec_count = 0;
DEBUG_CurrThread->exec_mode = EXEC_FINISH; return 1; }
| tSHOW tDIR tEOL { DEBUG_ShowDir(); }
| tDIR pathname tEOL { DEBUG_AddPath( $2 ); }
| tDIR tEOL { DEBUG_NukePath(); }
@ -158,8 +147,8 @@ command:
| tCOND tNUM expr tEOL { DEBUG_AddBPCondition($2, $3); }
| tSYMBOLFILE pathname tEOL { DEBUG_ReadSymbolTable($2); }
| tWHATIS expr_addr tEOL { DEBUG_PrintType(&$2); DEBUG_FreeExprMem(); }
| tATTACH tNUM tEOL { if (DEBUG_Attach($2, FALSE)) return 1; }
| tDETACH tEOL { DEBUG_ExitMode = EXIT_DETACH; return 1; }
| tATTACH tNUM tEOL { DEBUG_Attach($2, FALSE); }
| tDETACH tEOL { return DEBUG_Detach(); /* FIXME: we shouldn't return, but since we cannot simply clean the symbol table, exit debugger for now */ }
| list_command
| disassemble_command
| set_command
@ -415,6 +404,7 @@ static WINE_EXCEPTION_FILTER(wine_dbg_cmd)
break;
default:
DEBUG_Printf(DBG_CHN_MESG, "Exception %lx\n", GetExceptionCode());
DEBUG_ExternalDebugger();
break;
}
@ -434,8 +424,6 @@ void DEBUG_Parser(void)
#endif
yyin = stdin;
DEBUG_ExitMode = EXIT_CONTINUE;
ret_ok = FALSE;
do {
__TRY {

13
debugger/debugger.h
View File

@ -241,7 +241,7 @@ extern DBG_THREAD* DEBUG_CurrThread;
extern DWORD DEBUG_CurrTid;
extern DWORD DEBUG_CurrPid;
extern CONTEXT DEBUG_context;
extern BOOL DEBUG_interactiveP;
extern BOOL DEBUG_InteractiveP;
extern enum exit_mode DEBUG_ExitMode;
#define DEBUG_READ_MEM(addr, buf, len) \
@ -527,10 +527,19 @@ extern DBG_INTVAR* DEBUG_GetIntVar(const char*);
extern BOOL DEBUG_Attach(DWORD pid, BOOL cofe);
extern BOOL DEBUG_Detach(void);
extern void DEBUG_Run(const char* args);
extern DBG_PROCESS* DEBUG_AddProcess(DWORD pid, HANDLE h, const char* imageName);
extern DBG_PROCESS* DEBUG_GetProcess(DWORD pid);
extern void DEBUG_DelProcess(DBG_PROCESS* p);
extern DBG_THREAD* DEBUG_AddThread(DBG_PROCESS* p, DWORD tid, HANDLE h, LPVOID start, LPVOID teb);
extern DBG_THREAD* DEBUG_GetThread(DBG_PROCESS* p, DWORD tid);
extern void DEBUG_DelThread(DBG_THREAD* t);
extern BOOL DEBUG_ProcessGetString(char* buffer, int size, HANDLE hp, LPSTR addr);
extern BOOL DEBUG_ProcessGetStringIndirect(char* buffer, int size, HANDLE hp, LPVOID addr);
extern void DEBUG_WaitNextException(DWORD cont, int count, int mode);
extern int curr_frame;
extern int automatic_mode;
/* gdbproxy.c */
extern BOOL DEBUG_GdbRemote(unsigned int);
/* Choose your allocator! */
#if 1

2
debugger/hash.c
View File

@ -399,7 +399,7 @@ BOOL DEBUG_GetSymbolValue( const char * name, const int lineno,
if (num == 0) {
return FALSE;
} else if (!DEBUG_interactiveP || num == 1) {
} else if (!DEBUG_InteractiveP || num == 1) {
i = 0;
} else {
char buffer[256];

3
debugger/source.c
View File

@ -196,7 +196,7 @@ DEBUG_DisplaySource(char * sourcefile, int start, int end)
if( sl == NULL )
{
if (!automatic_mode)
if (DEBUG_InteractiveP)
{
char zbuf[256];
/*
@ -495,4 +495,3 @@ DEBUG_Disassemble(const DBG_VALUE *xstart,const DBG_VALUE *xend,int offset)
DEBUG_LastDisassemble = last;
return;
}

406
debugger/winedbg.c
View File

@ -39,13 +39,13 @@ DBG_THREAD* DEBUG_CurrThread = NULL;
DWORD DEBUG_CurrTid;
DWORD DEBUG_CurrPid;
CONTEXT DEBUG_context;
BOOL DEBUG_interactiveP = FALSE;
enum exit_mode DEBUG_ExitMode = EXIT_CONTINUE;
BOOL DEBUG_InteractiveP = FALSE;
int curr_frame = 0;
int automatic_mode = 0;
static char* DEBUG_LastCmdLine = NULL;
static DBG_PROCESS* DEBUG_ProcessList = NULL;
static enum {none_mode = 0, winedbg_mode, automatic_mode, gdb_mode} local_mode;
DBG_INTVAR DEBUG_IntVars[DBG_IV_LAST];
void DEBUG_OutputA(int chn, const char* buffer, int len)
@ -142,13 +142,6 @@ DBG_INTVAR* DEBUG_GetIntVar(const char* name)
return NULL;
}
static WINE_EXCEPTION_FILTER(wine_dbg)
{
DEBUG_Printf(DBG_CHN_MESG, "\nwine_dbg: Exception (%lx) inside debugger, continuing...\n", GetExceptionCode());
DEBUG_ExternalDebugger();
return EXCEPTION_EXECUTE_HANDLER;
}
DBG_PROCESS* DEBUG_GetProcess(DWORD pid)
{
DBG_PROCESS* p;
@ -158,11 +151,25 @@ DBG_PROCESS* DEBUG_GetProcess(DWORD pid)
return p;
}
static DBG_PROCESS* DEBUG_AddProcess(DWORD pid, HANDLE h, const char* imageName)
DBG_PROCESS* DEBUG_AddProcess(DWORD pid, HANDLE h, const char* imageName)
{
DBG_PROCESS* p = DBG_alloc(sizeof(DBG_PROCESS));
if (!p)
return NULL;
DBG_PROCESS* p;
if ((p = DEBUG_GetProcess(pid)))
{
if (p->handle != 0)
{
DEBUG_Printf(DBG_CHN_ERR, "Process (%lu) is already defined\n", pid);
}
else
{
p->handle = h;
p->imageName = imageName ? DBG_strdup(imageName) : NULL;
}
return p;
}
if (!(p = DBG_alloc(sizeof(DBG_PROCESS)))) return NULL;
p->handle = h;
p->pid = pid;
p->imageName = imageName ? DBG_strdup(imageName) : NULL;
@ -183,16 +190,12 @@ static DBG_PROCESS* DEBUG_AddProcess(DWORD pid, HANDLE h, const char* imageName)
return p;
}
static void DEBUG_DelThread(DBG_THREAD* p);
static void DEBUG_DelProcess(DBG_PROCESS* p)
void DEBUG_DelProcess(DBG_PROCESS* p)
{
int i;
if (p->threads != NULL) {
DEBUG_Printf(DBG_CHN_ERR, "Shouldn't happen\n");
while (p->threads) DEBUG_DelThread(p->threads);
}
for (i = 0; i < p->num_delayed_bp; i++) {
DBG_free(p->delayed_bp[i].name);
}
@ -209,14 +212,14 @@ static void DEBUG_InitCurrProcess(void)
{
}
static BOOL DEBUG_ProcessGetString(char* buffer, int size, HANDLE hp, LPSTR addr)
BOOL DEBUG_ProcessGetString(char* buffer, int size, HANDLE hp, LPSTR addr)
{
DWORD sz;
*(WCHAR*)buffer = 0;
return (addr && ReadProcessMemory(hp, addr, buffer, size, &sz));
}
static BOOL DEBUG_ProcessGetStringIndirect(char* buffer, int size, HANDLE hp, LPVOID addr)
BOOL DEBUG_ProcessGetStringIndirect(char* buffer, int size, HANDLE hp, LPVOID addr)
{
LPVOID ad;
DWORD sz;
@ -235,12 +238,13 @@ DBG_THREAD* DEBUG_GetThread(DBG_PROCESS* p, DWORD tid)
{
DBG_THREAD* t;
if (!p) return NULL;
for (t = p->threads; t; t = t->next)
if (t->tid == tid) break;
return t;
}
static DBG_THREAD* DEBUG_AddThread(DBG_PROCESS* p, DWORD tid,
DBG_THREAD* DEBUG_AddThread(DBG_PROCESS* p, DWORD tid,
HANDLE h, LPVOID start, LPVOID teb)
{
DBG_THREAD* t = DBG_alloc(sizeof(DBG_THREAD));
@ -287,7 +291,7 @@ static void DEBUG_InitCurrThread(void)
}
}
static void DEBUG_DelThread(DBG_THREAD* t)
void DEBUG_DelThread(DBG_THREAD* t)
{
if (t->prev) t->prev->next = t->next;
if (t->next) t->next->prev = t->prev;
@ -336,7 +340,8 @@ static BOOL DEBUG_ExceptionProlog(BOOL is_debug, BOOL force, DWORD code)
DEBUG_GetCurrentAddress(&addr);
DEBUG_SuspendExecution();
if (!is_debug) {
if (!is_debug)
{
if (!addr.seg)
DEBUG_Printf(DBG_CHN_MESG, " in 32-bit code (0x%08lx)", addr.off);
else
@ -425,7 +430,7 @@ static void DEBUG_ExceptionEpilog(void)
DEBUG_CurrThread->exec_count = 0;
}
static void DEBUG_HandleException(EXCEPTION_RECORD *rec, BOOL first_chance, BOOL force)
static BOOL DEBUG_HandleException(EXCEPTION_RECORD *rec, BOOL first_chance, BOOL force)
{
BOOL is_debug = FALSE;
THREADNAME_INFO *pThreadName;
@ -433,8 +438,6 @@ static void DEBUG_HandleException(EXCEPTION_RECORD *rec, BOOL first_chance, BOOL
assert(DEBUG_CurrThread);
DEBUG_ExitMode = EXIT_CONTINUE;
switch (rec->ExceptionCode)
{
case EXCEPTION_BREAKPOINT:
@ -453,14 +456,13 @@ static void DEBUG_HandleException(EXCEPTION_RECORD *rec, BOOL first_chance, BOOL
DEBUG_Printf (DBG_CHN_MESG,
"Thread ID=0x%lx renamed using MS VC6 extension (name==\"%s\")\n",
pThread->tid, pThread->name);
return;
return FALSE;
}
if (first_chance && !is_debug && !force && !DBG_IVAR(BreakOnFirstChance))
{
/* pass exception to program except for debug exceptions */
if (!is_debug) DEBUG_ExitMode = EXIT_PASS;
return;
return FALSE;
}
if (!is_debug)
@ -518,7 +520,7 @@ static void DEBUG_HandleException(EXCEPTION_RECORD *rec, BOOL first_chance, BOOL
if (!DBG_IVAR(BreakOnCritSectTimeOut))
{
DEBUG_Printf(DBG_CHN_MESG, "\n");
return;
return FALSE;
}
break;
case EXCEPTION_WINE_STUB:
@ -547,70 +549,41 @@ static void DEBUG_HandleException(EXCEPTION_RECORD *rec, BOOL first_chance, BOOL
}
}
#if 0
DEBUG_Printf(DBG_CHN_TRACE,
"Entering debugger PC=%lx EFL=%08lx mode=%d count=%d\n",
#ifdef __i386__
DEBUG_context.Eip, DEBUG_context.EFlags,
#else
0L, 0L,
#endif
DEBUG_CurrThread->exec_mode, DEBUG_CurrThread->exec_count);
#endif
if (automatic_mode)
if (local_mode == automatic_mode)
{
DEBUG_ExceptionProlog(is_debug, FALSE, rec->ExceptionCode);
DEBUG_ExitMode = EXIT_QUIT;
return; /* terminate execution */
DEBUG_ExceptionEpilog();
return TRUE; /* terminate execution */
}
if (DEBUG_ExceptionProlog(is_debug, force, rec->ExceptionCode)) {
DEBUG_interactiveP = TRUE;
for (;;)
if (DEBUG_ExceptionProlog(is_debug, force, rec->ExceptionCode))
{
DEBUG_Parser();
if (DEBUG_ExitMode == EXIT_QUIT || DEBUG_ExitMode == EXIT_DETACH)
break;
if (DEBUG_ValidateRegisters()) {
if (DEBUG_ExitMode == EXIT_CONTINUE || first_chance)
break;
DEBUG_Printf(DBG_CHN_MESG, "Cannot pass on last chance exception. You must use cont\n");
}
}
DEBUG_interactiveP = FALSE;
DEBUG_InteractiveP = TRUE;
return TRUE;
}
DEBUG_ExceptionEpilog();
#if 0
DEBUG_Printf(DBG_CHN_TRACE,
"Exiting debugger PC=%lx EFL=%08lx mode=%d count=%d\n",
#ifdef __i386__
DEBUG_context.Eip, DEBUG_context.EFlags,
#else
0L, 0L,
#endif
DEBUG_CurrThread->exec_mode, DEBUG_CurrThread->exec_count);
#endif
return FALSE;
}
static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
static BOOL DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
{
char buffer[256];
BOOL ret = FALSE;
DEBUG_CurrPid = de->dwProcessId;
DEBUG_CurrTid = de->dwThreadId;
DEBUG_ExitMode = EXIT_CONTINUE;
__TRY {
if ((DEBUG_CurrProcess = DEBUG_GetProcess(de->dwProcessId)) != NULL)
DEBUG_CurrThread = DEBUG_GetThread(DEBUG_CurrProcess, de->dwThreadId);
else
DEBUG_CurrThread = NULL;
switch (de->dwDebugEventCode) {
switch (de->dwDebugEventCode)
{
case EXCEPTION_DEBUG_EVENT:
if (!DEBUG_CurrThread) {
if (!DEBUG_CurrThread)
{
DEBUG_Printf(DBG_CHN_ERR, "%08lx:%08lx: not a registered process or thread (perhaps a 16 bit one ?)\n",
de->dwProcessId, de->dwThreadId);
break;
@ -620,11 +593,10 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
de->dwProcessId, de->dwThreadId,
de->u.Exception.ExceptionRecord.ExceptionCode);
if (DEBUG_CurrProcess->continue_on_first_exception) {
if (DEBUG_CurrProcess->continue_on_first_exception)
{
DEBUG_CurrProcess->continue_on_first_exception = FALSE;
if (!DBG_IVAR(BreakOnAttach)) {
break;
}
if (!DBG_IVAR(BreakOnAttach)) break;
}
DEBUG_context.ContextFlags = CONTEXT_CONTROL
@ -637,15 +609,17 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
#endif
;
if (!GetThreadContext(DEBUG_CurrThread->handle, &DEBUG_context)) {
if (!GetThreadContext(DEBUG_CurrThread->handle, &DEBUG_context))
{
DEBUG_Printf(DBG_CHN_WARN, "Can't get thread's context\n");
break;
}
DEBUG_HandleException(&de->u.Exception.ExceptionRecord,
ret = DEBUG_HandleException(&de->u.Exception.ExceptionRecord,
de->u.Exception.dwFirstChance,
DEBUG_CurrThread->wait_for_first_exception);
if (DEBUG_CurrThread) {
if (DEBUG_CurrThread)
{
DEBUG_CurrThread->wait_for_first_exception = 0;
SetThreadContext(DEBUG_CurrThread->handle, &DEBUG_context);
}
@ -655,11 +629,13 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
DEBUG_Printf(DBG_CHN_TRACE, "%08lx:%08lx: create thread D @%08lx\n", de->dwProcessId, de->dwThreadId,
(unsigned long)(LPVOID)de->u.CreateThread.lpStartAddress);
if (DEBUG_CurrProcess == NULL) {
if (DEBUG_CurrProcess == NULL)
{
DEBUG_Printf(DBG_CHN_ERR, "Unknown process\n");
break;
}
if (DEBUG_GetThread(DEBUG_CurrProcess, de->dwThreadId) != NULL) {
if (DEBUG_GetThread(DEBUG_CurrProcess, de->dwThreadId) != NULL)
{
DEBUG_Printf(DBG_CHN_TRACE, "Thread already listed, skipping\n");
break;
}
@ -669,7 +645,8 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
de->u.CreateThread.hThread,
de->u.CreateThread.lpStartAddress,
de->u.CreateThread.lpThreadLocalBase);
if (!DEBUG_CurrThread) {
if (!DEBUG_CurrThread)
{
DEBUG_Printf(DBG_CHN_ERR, "Couldn't create thread\n");
break;
}
@ -689,24 +666,14 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
de->u.CreateProcessInfo.dwDebugInfoFileOffset,
de->u.CreateProcessInfo.nDebugInfoSize);
if ((DEBUG_CurrProcess = DEBUG_GetProcess(de->dwProcessId)) != NULL) {
if (DEBUG_CurrProcess->handle) {
DEBUG_Printf(DBG_CHN_ERR, "Skipping already defined process\n");
break;
}
DEBUG_CurrProcess->handle = de->u.CreateProcessInfo.hProcess;
if (DEBUG_CurrProcess->imageName == NULL)
DEBUG_CurrProcess->imageName = DBG_strdup(buffer[0] ? buffer : "<Debugged Process>");
} else {
DEBUG_CurrProcess = DEBUG_AddProcess(de->dwProcessId,
de->u.CreateProcessInfo.hProcess,
buffer[0] ? buffer : "<Debugged Process>");
if (DEBUG_CurrProcess == NULL) {
DEBUG_Printf(DBG_CHN_ERR, "Unknown process\n");
if (DEBUG_CurrProcess == NULL)
{
DEBUG_Printf(DBG_CHN_ERR, "Couldn't create process\n");
break;
}
}
DEBUG_Printf(DBG_CHN_TRACE, "%08lx:%08lx: create thread I @%08lx\n",
de->dwProcessId, de->dwThreadId,
@ -717,7 +684,8 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
de->u.CreateProcessInfo.hThread,
de->u.CreateProcessInfo.lpStartAddress,
de->u.CreateProcessInfo.lpThreadLocalBase);
if (!DEBUG_CurrThread) {
if (!DEBUG_CurrThread)
{
DEBUG_Printf(DBG_CHN_ERR, "Couldn't create thread\n");
break;
}
@ -745,7 +713,8 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
DEBUG_Printf(DBG_CHN_TRACE, "%08lx:%08lx: exit thread (%ld)\n",
de->dwProcessId, de->dwThreadId, de->u.ExitThread.dwExitCode);
if (DEBUG_CurrThread == NULL) {
if (DEBUG_CurrThread == NULL)
{
DEBUG_Printf(DBG_CHN_ERR, "Unknown thread\n");
break;
}
@ -757,7 +726,8 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
DEBUG_Printf(DBG_CHN_TRACE, "%08lx:%08lx: exit process (%ld)\n",
de->dwProcessId, de->dwThreadId, de->u.ExitProcess.dwExitCode);
if (DEBUG_CurrProcess == NULL) {
if (DEBUG_CurrProcess == NULL)
{
DEBUG_Printf(DBG_CHN_ERR, "Unknown process\n");
break;
}
@ -771,7 +741,8 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
break;
case LOAD_DLL_DEBUG_EVENT:
if (DEBUG_CurrThread == NULL) {
if (DEBUG_CurrThread == NULL)
{
DEBUG_Printf(DBG_CHN_ERR, "Unknown thread\n");
break;
}
@ -788,10 +759,11 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
_strupr(buffer);
DEBUG_LoadModule32(buffer, de->u.LoadDll.hFile, (DWORD)de->u.LoadDll.lpBaseOfDll);
DEBUG_CheckDelayedBP();
if (DBG_IVAR(BreakOnDllLoad)) {
if (DBG_IVAR(BreakOnDllLoad))
{
DEBUG_Printf(DBG_CHN_MESG, "Stopping on DLL %s loading at %08lx\n",
buffer, (unsigned long)de->u.LoadDll.lpBaseOfDll);
DEBUG_Parser();
ret = TRUE;
}
break;
@ -801,7 +773,8 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
break;
case OUTPUT_DEBUG_STRING_EVENT:
if (DEBUG_CurrThread == NULL) {
if (DEBUG_CurrThread == NULL)
{
DEBUG_Printf(DBG_CHN_ERR, "Unknown thread\n");
break;
}
@ -826,72 +799,91 @@ static void DEBUG_HandleDebugEvent(DEBUG_EVENT* de)
de->dwProcessId, de->dwThreadId, de->dwDebugEventCode);
}
} __EXCEPT(wine_dbg) {
DEBUG_ExitMode = EXIT_CONTINUE;
return ret;
}
static void DEBUG_ResumeDebuggee(DWORD cont)
{
DEBUG_ExceptionEpilog();
#if 1
DEBUG_Printf(DBG_CHN_TRACE,
"Exiting debugger PC=%lx EFL=%08lx mode=%d count=%d\n",
#ifdef __i386__
DEBUG_context.Eip, DEBUG_context.EFlags,
#else
0L, 0L,
#endif
DEBUG_CurrThread->exec_mode, DEBUG_CurrThread->exec_count);
#endif
DEBUG_InteractiveP = FALSE;
if (DEBUG_CurrThread)
{
if (!SetThreadContext(DEBUG_CurrThread->handle, &DEBUG_context))
DEBUG_Printf(DBG_CHN_MESG, "Cannot set ctx on %lu\n", DEBUG_CurrTid);
DEBUG_CurrThread->wait_for_first_exception = 0;
}
__ENDTRY;
if (!ContinueDebugEvent(DEBUG_CurrPid, DEBUG_CurrTid, cont))
DEBUG_Printf(DBG_CHN_MESG, "Cannot continue on %lu (%lu)\n",
DEBUG_CurrTid, cont);
}
void DEBUG_WaitNextException(DWORD cont, int count, int mode)
{
DEBUG_EVENT de;
if (cont == DBG_CONTINUE)
{
DEBUG_CurrThread->exec_count = count;
DEBUG_CurrThread->exec_mode = mode;
}
DEBUG_ResumeDebuggee(cont);
while (DEBUG_CurrProcess && WaitForDebugEvent(&de, INFINITE))
{
if (DEBUG_HandleDebugEvent(&de)) break;
ContinueDebugEvent(de.dwProcessId, de.dwThreadId, DBG_CONTINUE);
}
if (!DEBUG_CurrProcess) return;
DEBUG_InteractiveP = TRUE;
#if 1
DEBUG_Printf(DBG_CHN_TRACE,
"Entering debugger PC=%lx EFL=%08lx mode=%d count=%d\n",
#ifdef __i386__
DEBUG_context.Eip, DEBUG_context.EFlags,
#else
0L, 0L,
#endif
DEBUG_CurrThread->exec_mode, DEBUG_CurrThread->exec_count);
#endif
}
static DWORD DEBUG_MainLoop(void)
{
DEBUG_EVENT de;
DEBUG_Printf(DBG_CHN_MESG, " on pid %lx\n", DEBUG_CurrPid);
DEBUG_Printf(DBG_CHN_MESG, "WineDbg starting on pid %lx\n", DEBUG_CurrPid);
while (DEBUG_ExitMode == EXIT_CONTINUE)
/* wait for first exception */
while (WaitForDebugEvent(&de, INFINITE))
{
/* wait until we get at least one loaded process */
while (!DEBUG_ProcessList)
if (DEBUG_HandleDebugEvent(&de)) break;
ContinueDebugEvent(de.dwProcessId, de.dwThreadId, DBG_CONTINUE);
}
if (local_mode == automatic_mode)
{
DEBUG_Parser();
if (DEBUG_ExitMode == EXIT_CONTINUE || DEBUG_ExitMode == EXIT_QUIT) break;
}
if (DEBUG_ExitMode != EXIT_CONTINUE) break;
while ((DEBUG_ExitMode == EXIT_CONTINUE || DEBUG_ExitMode == EXIT_PASS) &&
DEBUG_ProcessList &&
WaitForDebugEvent(&de, INFINITE))
{
DEBUG_HandleDebugEvent(&de);
ContinueDebugEvent(de.dwProcessId, de.dwThreadId,
(DEBUG_ExitMode == EXIT_PASS) ? DBG_EXCEPTION_NOT_HANDLED : DBG_CONTINUE);
}
if (DEBUG_ExitMode == EXIT_DETACH && DEBUG_Detach())
{
/* DEBUG_ExitMode = EXIT_CONTINUE; */
/* FIXME: as we don't have a simple way to zero out the process symbol table
* we simply quit the debugger on detach...
*/
DEBUG_ExitMode = EXIT_QUIT;
}
}
DEBUG_Printf(DBG_CHN_MESG, "WineDbg terminated on pid %lx\n", DEBUG_CurrPid);
return 0;
}
static DWORD DEBUG_AutoMode(void)
{
DEBUG_EVENT de;
DEBUG_Printf(DBG_CHN_MESG, " on pid %lx\n", DEBUG_CurrPid);
while ((DEBUG_ExitMode == EXIT_CONTINUE || DEBUG_ExitMode == EXIT_PASS) &&
DEBUG_ProcessList &&
WaitForDebugEvent(&de, INFINITE))
{
DEBUG_HandleDebugEvent(&de);
ContinueDebugEvent(de.dwProcessId, de.dwThreadId,
(DEBUG_ExitMode == EXIT_PASS) ? DBG_EXCEPTION_NOT_HANDLED : DBG_CONTINUE);
}
/* print some extra information */
DEBUG_Printf(DBG_CHN_MESG, "Modules:\n");
DEBUG_WalkModules();
DEBUG_Printf(DBG_CHN_MESG, "Threads:\n");
DEBUG_WalkThreads();
}
else
{
DEBUG_InteractiveP = TRUE;
DEBUG_Parser();
}
DEBUG_Printf(DBG_CHN_MESG, "WineDbg terminated on pid %lx\n", DEBUG_CurrPid);
return 0;
}
@ -905,8 +897,13 @@ static BOOL DEBUG_Start(LPSTR cmdLine)
startup.dwFlags = STARTF_USESHOWWINDOW;
startup.wShowWindow = SW_SHOWNORMAL;
/* FIXME: shouldn't need the CREATE_NEW_CONSOLE, but as usual CUI:s need it
* while GUI:s don't
*/
if (!CreateProcess(NULL, cmdLine, NULL, NULL,
FALSE, DEBUG_PROCESS|DETACHED_PROCESS, NULL, NULL, &startup, &info)) {
FALSE, DEBUG_PROCESS|DEBUG_ONLY_THIS_PROCESS|CREATE_NEW_CONSOLE,
NULL, NULL, &startup, &info))
{
DEBUG_Printf(DBG_CHN_MESG, "Couldn't start process '%s'\n", cmdLine);
return FALSE;
}
@ -980,13 +977,16 @@ static void DEBUG_InitConsole(void)
SetConsoleCtrlHandler(DEBUG_CtrlCHandler, TRUE);
}
static int DEBUG_Usage(void)
{
DEBUG_Printf(DBG_CHN_MESG, "Usage: winedbg [--debugmsg dbgoptions] [--auto] [--gdb] cmdline\n" );
return 1;
}
int main(int argc, char** argv)
{
DWORD retv = 0;
/* Initialize the type handling stuff. */
DEBUG_InitTypes();
DEBUG_InitCVDataTypes();
unsigned gdb_flags = 0;
/* Initialize internal vars (types must have been initialized before) */
if (!DEBUG_IntVarsRW(TRUE)) return -1;
@ -996,14 +996,33 @@ int main(int argc, char** argv)
{
if (!strcmp( argv[1], "--auto" ))
{
automatic_mode = 1;
if (local_mode != none_mode) return DEBUG_Usage();
local_mode = automatic_mode;
/* force some internal variables */
DBG_IVAR(UseXTerm) = 0;
DBG_IVAR(BreakOnDllLoad) = 0;
DBG_IVAR(ConChannelMask) = 0;
DBG_IVAR(StdChannelMask) = DBG_CHN_MESG;
argc--;
argv++;
argc--; argv++;
continue;
}
if (!strcmp( argv[1], "--gdb" ))
{
if (local_mode != none_mode) return DEBUG_Usage();
local_mode = gdb_mode;
argc--; argv++;
continue;
}
if (strcmp( argv[1], "--no-start") == 0 && local_mode == gdb_mode)
{
gdb_flags |= 1;
argc--; argv++; /* as we don't use argv[0] */
continue;
}
if (strcmp(argv[1], "--with-xterm") == 0 && local_mode == gdb_mode)
{
gdb_flags |= 2;
argc--; argv++; /* as we don't use argv[0] */
continue;
}
if (!strcmp( argv[1], "--debugmsg" ) && argv[2])
@ -1013,25 +1032,40 @@ int main(int argc, char** argv)
argv += 2;
continue;
}
DEBUG_Printf(DBG_CHN_MESG, "Usage: winedbg [--debugmsg dbgoptions] [--auto] cmdline\n" );
return 1;
return DEBUG_Usage();
}
DEBUG_InitConsole();
if (local_mode == none_mode) local_mode = winedbg_mode;
DEBUG_Printf(DBG_CHN_MESG, "WineDbg starting... ");
/* try the from <myself> pid */
if (DEBUG_CurrPid == 0 && argc == 2)
{
char* ptr;
if (argc == 3) {
DEBUG_CurrPid = strtol(argv[1], &ptr, 10);
if (DEBUG_CurrPid == 0 || ptr == NULL ||
!DEBUG_Attach(DEBUG_CurrPid, local_mode != gdb_mode))
DEBUG_CurrPid = 0;
}
/* try the from <myself> pid evt (Win32 JIT debugger) */
if (DEBUG_CurrPid == 0 && argc == 3)
{
HANDLE hEvent;
DWORD pid;
char* ptr;
if ((pid = atoi(argv[1])) != 0 && (hEvent = (HANDLE)atoi(argv[2])) != 0) {
if (!DEBUG_Attach(pid, TRUE)) {
if ((pid = strtol(argv[1], &ptr, 10)) != 0 && ptr != NULL &&
(hEvent = (HANDLE)strtol(argv[2], &ptr, 10)) != 0 && ptr != NULL)
{
if (!DEBUG_Attach(pid, TRUE))
{
/* don't care about result */
SetEvent(hEvent);
goto leave;
}
if (!SetEvent(hEvent)) {
if (!SetEvent(hEvent))
{
DEBUG_Printf(DBG_CHN_ERR, "Invalid event handle: %p\n", hEvent);
goto leave;
}
@ -1040,14 +1074,16 @@ int main(int argc, char** argv)
}
}
if (DEBUG_CurrPid == 0 && argc > 1) {
if (DEBUG_CurrPid == 0 && argc > 1)
{
int i, len;
LPSTR cmdLine;
if (!(cmdLine = DBG_alloc(len = 1))) goto oom_leave;
cmdLine[0] = '\0';
for (i = 1; i < argc; i++) {
for (i = 1; i < argc; i++)
{
len += strlen(argv[i]) + 1;
if (!(cmdLine = DBG_realloc(cmdLine, len))) goto oom_leave;
strcat(cmdLine, argv[i]);
@ -1055,25 +1091,29 @@ int main(int argc, char** argv)
cmdLine[len - 1] = '\0';
}
if (!DEBUG_Start(cmdLine)) {
if (!DEBUG_Start(cmdLine))
{
DEBUG_Printf(DBG_CHN_MESG, "Couldn't start process '%s'\n", cmdLine);
goto leave;
}
DBG_free(DEBUG_LastCmdLine);
DEBUG_LastCmdLine = cmdLine;
}
/* don't save local vars in gdb mode */
#if 0
if (local_mode == gdb_mode && DEBUG_CurrPid)
return DEBUG_GdbRemote(gdb_flags);
#endif
/* Initialize the type handling stuff. */
DEBUG_InitTypes();
DEBUG_InitCVDataTypes();
DEBUG_InitConsole();
if (automatic_mode)
{
retv = DEBUG_AutoMode();
/* don't save modified variables in auto mode */
}
else
{
retv = DEBUG_MainLoop();
/* saves modified variables */
DEBUG_IntVarsRW(FALSE);
}
/* don't save modified variables in auto mode */
if (local_mode != automatic_mode) DEBUG_IntVarsRW(FALSE);
leave:
return retv;