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Sun Apr 12 12:22:23 1997 Andreas Mohr <100.30936@germany.net> * [files/drive.c] Fixed "no free space" problem with partition sizes between 1 and 2 GB (cluster_sectors may not exceed 0x40). * [windows/msgbox.c] [if1632/user.spec] [include/windows.h] Implemented MessageBoxIndirect16, corrected MSGBOXPARAMS16. * [loader/task.c] DOS environment strings may never exceed 127 chars -> truncate Unix environment strings if necessary. Sun Apr 12 02:51:44 1998 Dimitrie O. Paun <dimi@mail.cs.toronto.edu> * [files/*.c] All fprintf statements were converted to appropriate debug messages. * [tools/find_debug_channels] Updated comments at the beginning of the file. Sat Apr 11 15:27:21 1998 Alexandre Julliard <julliard@lrc.epfl.ch> * [loader/module.c] [loader/task.c] [scheduler/process.c] Moved some code around to prepare the ground for CreateProcess(). * [memory/environ.c] [loader/task.c] Moved Win32 environment strings functions to environ.c. Unified Win16 and Win32 environment management. * [scheduler/handle.c] [scheduler/k32obj.c] [scheduler/*.c] Implemented handle inheritance and DuplicateHandle(). * [scheduler/thread.c] Create a 16-bit stack for all threads. * [windows/dialog.c] Implemented DIALOGEX resource format. Fri Apr 10 20:21:51 1998 Marcus Meissner <marcus@mud.de> * [configure.in][include/acconfig.h][*/*][multimedia/*] Cleaned up the OSS detection stuff, added some more checks for headerfiles/functions. Removed a lot of OS specific #ifdefs. Lots of dependend multimedia cleanups. * [loader/pe_image.c] Enhanced comment, added missing reference count increase. * [ole/compobj.c] Replaced broken StringFromGUID2 by working one. * [misc/winsock.c] SO_LINGER uses unsigned 16 bit in Win16 and Win32, but unsigned int (32bit) for UNIX. * [memory/global.c] Allow realloc for lockcount 1 too. Fri Apr 10 15:27:34 1998 Morten Welinder <terra@diku.dk> * [graphics/x11drv/text.c] Handle control characters in trace. Ignore terminating newline. * [multimedia/init.c] (MULTIMEDIA_Init): Correct allocations. * [tools/examine-relay] Tidy up. * [windows/syscolor.c] Change highlight colour from lightblue to lightgray. This looks correct for menus. Fri Apr 10 01:49:58 1998 Douglas Ridgway <ridgway@winehq.com> * [configure.in] [Make.rules.in] Add check for c2man before using it. Fri Apr 10 02:59:21 1998 Douglas Ridgway <ridgway@winehq.com> * [DEVELOPERS-HINTS] Simple description of adding API calls. * [include/wintypes.h] [include/windows.h] Get rid of Winelib16, avoid declaring some illegal functions in Winelib, add prototypes for some enhanced metafile functions, fix GetTextExtentPoint32 declarations. * [relay32/gdi32.spec] [objects/enhmetafile.c] Cosmetic and functional improvements. * [include/wincon.h] [programs/view/*] Fixes, improved compatibility with native compilers. Thu Apr 9 15:48:49 1998 Ulrich Weigand <weigand@informatik.uni-erlangen.de> * [win32/kernel32.c] Implemented FT_Thunk / FT_Prolog / FT_Exit / FT_PrologPrime. Fixed Common32ThkLS thunk function. * [tools/build.c] [relay32/relay386.c] [if1632/relay.c] Changed relay code to allow register functions to modify stack layout. * [memory/selector.c] Implemented AllocMappedBuffer / FreeMappedBuffer. * [relay32/kernel32.spec] [if1632/kernel.spec] [win32/ordinals.c] Added names for undocumented functions. * [loader/module.c] Bugfix: LoadLibrary16 should *not* silently load 32-bit DLL. Thu Apr 9 03:54:58 1998 Jim Peterson <jspeter@birch.ee.vt.edu> * [windows/keyboard.c] Fix an erroneous test in TranslateAccelerator{16,32} for the end of the accelerator table. Thu Apr 8 20:36:28 1998 Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de> * [misc/crtdll.c] Implement getenv. * [misc/commdlg.c] Make Get[Save/Open]FileName work in most situations. * [misc/lstr.c] Use wvsprintf32A instead of vsprintf in FormatMessage32X * [misc/version] Make NT3.50 a recognised version * [graphics/x11drv/graphics.c] Change the algorithme to draw arcs * [loader/resource.c] Return an empty buffer in LoadString32A if no resource found. * [win32/code_page.c] Try harder to get the right size in MultiByteToWideChar. * [win32/process.c] Call WinExec32 for CreateProcess32A. * [windows/user.c] Install default Int0 Handler in InitApp(). Thu Apr 8 19:29:48 1998 Eric Kohl <ekohl@abo.rhein-zeitung.de> * [misc/imagelist.c] Preliminary fix for drawing selected images. Various improvements. * [controls/progress.c][include/progress.c][include/commctrl.h] Added progress bar messages and styles for IE4.01 (dll version 4.72) compatibility. Fixed led size problem. * [controls/updown.c][include/commctrl.h] Added UDM_GETRANGE32 and UDM_SETRANGE32. * [objects/oembitmaps.c][include/windows.h][include/bitmaps/*] Added Win95 icons and fixed Win95 cursor and restore button bug. Now they should be visible. Sorry!!! * [relay32/comctl32.spec] Added most missing function names. Tue Apr 6 18:48:36 1998 Matthew Becker <mbecker@glasscity.net> * [objects/font.c] [if1632/gdi.spec] GetOutlineTextMetrics: stub * [objects/text.c] GetTextCharset should just call GetTextCharsetInfo. * [misc/mpr.c] [relay32/mpr.spec] WNetCachePassword: stub * [scheduler/thread.c] [relay32/user32.spec] AttachThreadInput: stub Updated documentation. * [objects/palette.c] Updated documentation. Tue Mar 31 17:06:30 1998 James Juran <jrj120@psu.edu> * [*/*.c] Finished fixing USER32 ordinal numbers in function documentation. Mon Mar 30 20:27:38 1998 Morten Welinder <terra@diku.dk> * [misc/debugstr.c] [include/debugstr.h] Moved _dumpstr from relay32/relay386.c. Improved control character handling. * [msdos/int21.c] Implement 215E00 -- get machine name. * [windows/winpos.c] SetWindowPos32: Make an extra sync when mapping managed windows. This makes sure the reconfigure event has been handled. See Mshearts' what's-your-name window. Mon Mar 30 01:13:50 1998 Alexander V. Lukyanov <lav@long.yar.ru> * [Makefile.in] Install includes from TOPSRCDIR.
193 lines
5.5 KiB
C
193 lines
5.5 KiB
C
/*
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* Emulator signal handling
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*
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* Copyright 1995 Alexandre Julliard
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <string.h>
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#include <errno.h>
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#include <time.h>
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#include <setjmp.h>
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#include <sys/time.h>
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#include <sys/timeb.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include "debugger.h"
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#include "options.h"
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#include "sig_context.h"
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#include "miscemu.h"
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#include "thread.h"
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extern void SIGNAL_SetHandler( int sig, void (*func)(), int flags );
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extern BOOL32 INSTR_EmulateInstruction( SIGCONTEXT *context );
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/**********************************************************************
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* SIGNAL_break
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*
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* Handle Ctrl-C and such
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*/
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static HANDLER_DEF(SIGNAL_break)
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{
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HANDLER_INIT();
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if (Options.debug)
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wine_debug( signal, HANDLER_CONTEXT ); /* Enter our debugger */
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else exit(0);
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}
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/**********************************************************************
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* SIGNAL_trap
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*
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* SIGTRAP handler.
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*/
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static HANDLER_DEF(SIGNAL_trap)
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{
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HANDLER_INIT();
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wine_debug( signal, HANDLER_CONTEXT ); /* Enter our debugger */
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}
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/**********************************************************************
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* SIGNAL_fault
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*
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* Segfault handler.
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*/
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static HANDLER_DEF(SIGNAL_fault)
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{
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WORD cs;
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GET_CS(cs);
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HANDLER_INIT();
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if (CS_sig(HANDLER_CONTEXT) == cs)
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{
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fprintf( stderr, "Segmentation fault in 32-bit code (0x%08lx).\n",
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EIP_sig(HANDLER_CONTEXT) );
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}
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else
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{
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if (INSTR_EmulateInstruction( HANDLER_CONTEXT )) return;
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fprintf( stderr, "Segmentation fault in 16-bit code (%04x:%04lx).\n",
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(WORD)CS_sig(HANDLER_CONTEXT), EIP_sig(HANDLER_CONTEXT) );
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}
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wine_debug( signal, HANDLER_CONTEXT );
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}
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/***********************************************************************
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* SIGNAL_SetContext
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*
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* Set the register values from a sigcontext.
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*/
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static void SIGNAL_SetSigContext( const SIGCONTEXT *sigcontext,
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CONTEXT *context )
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{
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EAX_reg(context) = EAX_sig(sigcontext);
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EBX_reg(context) = EBX_sig(sigcontext);
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ECX_reg(context) = ECX_sig(sigcontext);
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EDX_reg(context) = EDX_sig(sigcontext);
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ESI_reg(context) = ESI_sig(sigcontext);
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EDI_reg(context) = EDI_sig(sigcontext);
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EBP_reg(context) = EBP_sig(sigcontext);
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EFL_reg(context) = EFL_sig(sigcontext);
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EIP_reg(context) = EIP_sig(sigcontext);
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ESP_reg(context) = ESP_sig(sigcontext);
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CS_reg(context) = LOWORD(CS_sig(sigcontext));
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DS_reg(context) = LOWORD(DS_sig(sigcontext));
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ES_reg(context) = LOWORD(ES_sig(sigcontext));
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SS_reg(context) = LOWORD(SS_sig(sigcontext));
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#ifdef FS_sig
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FS_reg(context) = LOWORD(FS_sig(sigcontext));
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#else
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GET_FS( FS_reg(&DEBUG_context) );
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FS_reg(context) &= 0xffff;
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#endif
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#ifdef GS_sig
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GS_reg(context) = LOWORD(GS_sig(sigcontext));
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#else
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GET_GS( GS_reg(&DEBUG_context) );
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GS_reg(context) &= 0xffff;
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#endif
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}
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/***********************************************************************
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* SIGNAL_GetSigContext
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*
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* Build a sigcontext from the register values.
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*/
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static void SIGNAL_GetSigContext( SIGCONTEXT *sigcontext,
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const CONTEXT *context )
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{
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EAX_sig(sigcontext) = EAX_reg(context);
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EBX_sig(sigcontext) = EBX_reg(context);
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ECX_sig(sigcontext) = ECX_reg(context);
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EDX_sig(sigcontext) = EDX_reg(context);
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ESI_sig(sigcontext) = ESI_reg(context);
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EDI_sig(sigcontext) = EDI_reg(context);
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EBP_sig(sigcontext) = EBP_reg(context);
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EFL_sig(sigcontext) = EFL_reg(context);
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EIP_sig(sigcontext) = EIP_reg(context);
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ESP_sig(sigcontext) = ESP_reg(context);
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CS_sig(sigcontext) = CS_reg(context);
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DS_sig(sigcontext) = DS_reg(context);
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ES_sig(sigcontext) = ES_reg(context);
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SS_sig(sigcontext) = SS_reg(context);
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#ifdef FS_sig
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FS_sig(sigcontext) = FS_reg(context);
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#else
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SET_FS( FS_reg(&DEBUG_context) );
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#endif
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#ifdef GS_sig
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GS_sig(sigcontext) = GS_reg(context);
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#else
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SET_GS( GS_reg(&DEBUG_context) );
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#endif
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}
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/***********************************************************************
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* SIGNAL_InfoRegisters
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*
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* Display registers information.
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*/
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void SIGNAL_InfoRegisters( CONTEXT *context )
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{
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fprintf( stderr," CS:%04x SS:%04x DS:%04x ES:%04x FS:%04x GS:%04x",
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(WORD)CS_reg(context), (WORD)SS_reg(context),
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(WORD)DS_reg(context), (WORD)ES_reg(context),
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(WORD)FS_reg(context), (WORD)GS_reg(context) );
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fprintf( stderr, "\n EIP:%08lx ESP:%08lx EBP:%08lx EFLAGS:%08lx\n",
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EIP_reg(context), ESP_reg(context),
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EBP_reg(context), EFL_reg(context) );
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fprintf( stderr, " EAX:%08lx EBX:%08lx ECX:%08lx EDX:%08lx\n",
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EAX_reg(context), EBX_reg(context),
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ECX_reg(context), EDX_reg(context) );
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fprintf( stderr, " ESI:%08lx EDI:%08lx\n",
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ESI_reg(context), EDI_reg(context) );
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}
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/**********************************************************************
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* SIGNAL_InitEmulator
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*
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* Initialize emulator signals.
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*/
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BOOL32 SIGNAL_InitEmulator(void)
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{
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SIGNAL_SetHandler( SIGINT, (void (*)())SIGNAL_break, 1);
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SIGNAL_SetHandler( SIGSEGV, (void (*)())SIGNAL_fault, 1);
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SIGNAL_SetHandler( SIGILL, (void (*)())SIGNAL_fault, 1);
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SIGNAL_SetHandler( SIGFPE, (void (*)())SIGNAL_fault, 1);
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SIGNAL_SetHandler( SIGTRAP, (void (*)())SIGNAL_trap, 1); /* debugger */
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SIGNAL_SetHandler( SIGHUP, (void (*)())SIGNAL_trap, 1); /* forced break*/
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#ifdef SIGBUS
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SIGNAL_SetHandler( SIGBUS, (void (*)())SIGNAL_fault, 1);
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#endif
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return TRUE;
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}
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