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Added 'walk exception' command.

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This commit is contained in:
Alexandre Julliard 2002-08-13 18:04:01 +00:00
parent ea97b39a79
commit 3972efae51
4 changed files with 58 additions and 1 deletions
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4
debugger/dbg.y
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@ -52,7 +52,7 @@ int yyerror(char *);
%token tCONT tPASS tSTEP tLIST tNEXT tQUIT tHELP tBACKTRACE tINFO tWALK tUP tDOWN
%token tENABLE tDISABLE tBREAK tWATCH tDELETE tSET tMODE tPRINT tEXAM tABORT tVM86
%token tCLASS tMAPS tMODULE tSTACK tSEGMENTS tREGS tWND tQUEUE tLOCAL
%token tCLASS tMAPS tMODULE tSTACK tSEGMENTS tREGS tWND tQUEUE tLOCAL tEXCEPTION
%token tPROCESS tTHREAD tMODREF tEOL tEOF
%token tFRAME tSHARE tCOND tDISPLAY tUNDISPLAY tDISASSEMBLE
%token tSTEPI tNEXTI tFINISH tSHOW tDIR tWHATIS tSOURCE
@ -248,6 +248,8 @@ walk_command:
| tWALK tWND tNUM tEOL { DEBUG_WalkWindows( (HWND)$3, 0 ); }
| tWALK tPROCESS tEOL { DEBUG_WalkProcess(); }
| tWALK tTHREAD tEOL { DEBUG_WalkThreads(); }
| tWALK tEXCEPTION tEOL { DEBUG_WalkExceptions(DEBUG_CurrTid); }
| tWALK tEXCEPTION tNUM tEOL { DEBUG_WalkExceptions($3); }
| tWALK tMODREF expr_value tEOL { DEBUG_WalkModref( $3 ); DEBUG_FreeExprMem(); }
;

1
debugger/debug.l
View file

@ -148,6 +148,7 @@ STRING \"[^\n"]+\"
<INFO_CMD,WALK_CMD>process|proces|proce|proc { return tPROCESS; }
<INFO_CMD,WALK_CMD>threads|thread|threa|thre|thr|th { return tTHREAD; }
<INFO_CMD,WALK_CMD>modref|modre|modr { return tMODREF; }
<WALK_CMD>exception|except|exc|ex { return tEXCEPTION; }
<INFO_CMD>registers|regs|reg|re { return tREGS; }
<INFO_CMD>segments|segment|segm|seg|se { return tSEGMENTS; }
<INFO_CMD>stack|stac|sta|st { return tSTACK; }

1
debugger/debugger.h
View file

@ -405,6 +405,7 @@ extern void DEBUG_DumpModule(DWORD mod);
extern void DEBUG_WalkModules(void);
extern void DEBUG_WalkProcess(void);
extern void DEBUG_WalkThreads(void);
extern void DEBUG_WalkExceptions(DWORD tid);
extern void DEBUG_DumpQueue(DWORD q);
extern void DEBUG_WalkQueues(void);
extern void DEBUG_InfoSegments(DWORD s, int v);

53
debugger/info.c
View file

@ -543,6 +543,59 @@ void DEBUG_WalkModref(DWORD p)
DEBUG_Printf(DBG_CHN_MESG, "No longer walking module references list\n");
}
/***********************************************************************
* DEBUG_WalkExceptions
*
* Walk the exception frames of a given thread.
*/
void DEBUG_WalkExceptions(DWORD tid)
{
DBG_THREAD * thread;
void *next_frame;
DEBUG_Printf( DBG_CHN_MESG, "Exception frames:\n" );
if (tid == DEBUG_CurrTid) thread = DEBUG_CurrThread;
else
{
thread = DEBUG_GetThread(DEBUG_CurrProcess, tid);
if (!thread)
{
DEBUG_Printf( DBG_CHN_MESG, "Unknown thread id (0x%08lx) in current process\n", tid);
return;
}
if (SuspendThread( thread->handle ) == -1)
{
DEBUG_Printf( DBG_CHN_MESG, "Can't suspend thread id (0x%08lx)\n", tid);
return;
}
}
if (!DEBUG_READ_MEM(thread->teb, &next_frame, sizeof(next_frame)))
{
DEBUG_Printf( DBG_CHN_MESG, "Can't read TEB:except_frame\n");
return;
}
while (next_frame != (void *)-1)
{
EXCEPTION_FRAME frame;
DEBUG_Printf( DBG_CHN_MESG, "%p: ", next_frame );
if (!DEBUG_READ_MEM(next_frame, &frame, sizeof(frame)))
{
DEBUG_Printf( DBG_CHN_MESG, "Invalid frame address\n" );
break;
}
DEBUG_Printf( DBG_CHN_MESG, "prev=%p handler=%p\n", frame.Prev, frame.Handler );
next_frame = frame.Prev;
}
if (tid != DEBUG_CurrTid) ResumeThread( thread->handle );
}
void DEBUG_InfoSegments(DWORD start, int length)
{
char flags[3];