Leaked source code of windows server 2003
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9.9 KiB

/***
*crt0msg.c - startup error messages
*
* Copyright (c) 1989-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* Prints out banner for runtime error messages.
*
*Revision History:
* 06-27-89 PHG Module created, based on asm version
* 04-09-90 GJF Added #include <cruntime.h>. Made calling type
* _CALLTYPE1. Also, fixed the copyright.
* 04-10-90 GJF Fixed compiler warnings (-W3).
* 06-04-90 GJF Revised to be more compatible with old scheme.
* nmsghdr.c merged in.
* 10-08-90 GJF New-style function declarators.
* 10-11-90 GJF Added _RT_ABORT, _RT_FLOAT, _RT_HEAP.
* 12-04-90 SRW Changed to include <oscalls.h> instead of <doscalls.h>
* 12-06-90 SRW Added _CRUISER_ and _WIN32 conditionals.
* 02-04-91 SRW Changed to call WriteFile (_WIN32_)
* 02-25-91 MHL Adapt to ReadFile/WriteFile changes (_WIN32_)
* 04-10-91 PNT Added _MAC_ conditional
* 09-09-91 GJF Added _RT_ONEXIT error.
* 09-18-91 GJF Added 3 math errors, also corrected comments for
* errors that were changed in rterr.h, cmsgs.h.
* 03-31-92 DJM POSIX support.
* 10-23-92 GJF Added _RT_PUREVIRT.
* 04-05-93 JWM Added _GET_RTERRMSG().
* 04-06-93 SKS Replace _CRTAPI* with __cdecl
* 04-29-93 GJF Removed rterrs[] entries for _RT_STACK, _RT_INTDIV,
* _RT_NONCONT and _RT_INVALDISP.
* 09-06-94 CFW Remove Cruiser support.
* 09-06-94 GJF Revised to use MessageBox for GUI apps.
* 01-10-95 JCF Remove __app_type and __error_mode check for _MAC_.
* 02-14-95 CFW write -> _write, error messages to debug reporting.
* 02-15-95 CFW Make all CRT message boxes look alike.
* 02-24-95 CFW Use __crtMessageBoxA.
* 02-27-95 CFW Change __crtMessageBoxA params.
* 03-07-95 GJF Added _RT_STDIOINIT.
* 03-21-95 CFW Add _CRT_ASSERT report type.
* 06-06-95 CFW Remove _MB_SERVICE_NOTIFICATION.
* 06-19-95 CFW Avoid STDIO calls.
* 06-20-95 GJF Added _RT_LOWIOINIT.
* 04-23-96 GJF Added _RT_HEAPINIT. Also, revised _NMSG_WRITE to
* allow for ioinit() having not been invoked.
* 05-05-97 GJF Changed call to WriteFile, in _NMSG_WRITE, so that
* it does not reference _pioinfo. Also, a few cosmetic
* changes.
* 01-04-99 GJF Changes for 64-bit size_t.
* 05-17-99 PML Remove all Macintosh support.
* 01-24-99 PML Fix buffer overrun in _NMSG_WRITE.
* 05-10-00 GB Fix call of _CrtDbgReport for _RT_BANNER in _NMSG_WRITE
* 03-28-01 PML Protect against GetModuleFileName overflow (vs7#231284)
* 12-07-01 BWT Protect against NULL handle for stderr (ntbug: 504230)
* 06-05-02 BWT Switch from alloca to static buffer for error message
* and remove POSIX.
*
*******************************************************************************/
#include <cruntime.h>
#include <internal.h>
#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <rterr.h>
#include <cmsgs.h>
#include <awint.h>
#include <windows.h>
#include <dbgint.h>
/* struct used to lookup and access runtime error messages */
struct rterrmsgs {
int rterrno; /* error number */
char *rterrtxt; /* text of error message */
};
/* runtime error messages */
static struct rterrmsgs rterrs[] = {
/* 2 */
{ _RT_FLOAT, _RT_FLOAT_TXT },
/* 8 */
{ _RT_SPACEARG, _RT_SPACEARG_TXT },
/* 9 */
{ _RT_SPACEENV, _RT_SPACEENV_TXT },
/* 10 */
{ _RT_ABORT, _RT_ABORT_TXT },
/* 16 */
{ _RT_THREAD, _RT_THREAD_TXT },
/* 17 */
{ _RT_LOCK, _RT_LOCK_TXT },
/* 18 */
{ _RT_HEAP, _RT_HEAP_TXT },
/* 19 */
{ _RT_OPENCON, _RT_OPENCON_TXT },
/* 22 */
/* { _RT_NONCONT, _RT_NONCONT_TXT }, */
/* 23 */
/* { _RT_INVALDISP, _RT_INVALDISP_TXT }, */
/* 24 */
{ _RT_ONEXIT, _RT_ONEXIT_TXT },
/* 25 */
{ _RT_PUREVIRT, _RT_PUREVIRT_TXT },
/* 26 */
{ _RT_STDIOINIT, _RT_STDIOINIT_TXT },
/* 27 */
{ _RT_LOWIOINIT, _RT_LOWIOINIT_TXT },
/* 28 */
{ _RT_HEAPINIT, _RT_HEAPINIT_TXT },
/* 120 */
{ _RT_DOMAIN, _RT_DOMAIN_TXT },
/* 121 */
{ _RT_SING, _RT_SING_TXT },
/* 122 */
{ _RT_TLOSS, _RT_TLOSS_TXT },
/* 252 */
{ _RT_CRNL, _RT_CRNL_TXT },
/* 255 */
{ _RT_BANNER, _RT_BANNER_TXT }
};
/* number of elements in rterrs[] */
#define _RTERRCNT ( sizeof(rterrs) / sizeof(struct rterrmsgs) )
/* For C, _FF_DBGMSG is inactive, so _adbgmsg is
set to null
For FORTRAN, _adbgmsg is set to point to
_FF_DBGMSG in dbginit initializer in dbgmsg.asm */
void (*_adbgmsg)(void) = NULL;
/***
*_FF_MSGBANNER - writes out first part of run-time error messages
*
*Purpose:
* This routine writes "\r\nrun-time error " to standard error.
*
* For FORTRAN $DEBUG error messages, it also uses the _FF_DBGMSG
* routine whose address is stored in the _adbgmsg variable to print out
* file and line number information associated with the run-time error.
* If the value of _adbgmsg is found to be null, then the _FF_DBGMSG
* routine won't be called from here (the case for C-only programs).
*
*Entry:
* No arguments.
*
*Exit:
* Nothing returned.
*
*Exceptions:
* None handled.
*
*******************************************************************************/
void __cdecl _FF_MSGBANNER (
void
)
{
if ( (__error_mode == _OUT_TO_STDERR) || ((__error_mode ==
_OUT_TO_DEFAULT) && (__app_type == _CONSOLE_APP)) )
{
_NMSG_WRITE(_RT_CRNL); /* new line to begin error message */
if (_adbgmsg != 0)
_adbgmsg(); /* call __FF_DBGMSG for FORTRAN */
_NMSG_WRITE(_RT_BANNER); /* run-time error message banner */
}
}
/***
*__NMSGWRITE(message) - write a given message to handle 2 (stderr)
*
*Purpose:
* This routine writes the message associated with rterrnum
* to stderr.
*
*Entry:
* int rterrnum - runtime error number
*
*Exit:
* no return value
*
*Exceptions:
* none
*
*******************************************************************************/
void __cdecl _NMSG_WRITE (
int rterrnum
)
{
int tblindx;
DWORD bytes_written; /* bytes written */
for ( tblindx = 0 ; tblindx < _RTERRCNT ; tblindx++ )
if ( rterrnum == rterrs[tblindx].rterrno )
break;
if ( rterrnum == rterrs[tblindx].rterrno )
{
#ifdef _DEBUG
/*
* Report error.
*
* If _CRT_ERROR has _CRTDBG_REPORT_WNDW on, and user chooses
* "Retry", call the debugger.
*
* Otherwise, continue execution.
*
*/
if (rterrnum != _RT_CRNL && rterrnum != _RT_BANNER)
{
if (1 == _CrtDbgReport(_CRT_ERROR, NULL, 0, NULL, rterrs[tblindx].rterrtxt))
_CrtDbgBreak();
}
#endif
if ( (__error_mode == _OUT_TO_STDERR) || ((__error_mode ==
_OUT_TO_DEFAULT) && (__app_type == _CONSOLE_APP)) )
{
HANDLE hStdErr = GetStdHandle(STD_ERROR_HANDLE);
if (hStdErr) {
WriteFile( hStdErr,
rterrs[tblindx].rterrtxt,
(unsigned long)strlen(rterrs[tblindx].rterrtxt),
&bytes_written,
NULL );
}
}
else if (rterrnum != _RT_CRNL)
{
#define MSGTEXTPREFIX "Runtime Error!\n\nProgram: "
static char outmsg[sizeof(MSGTEXTPREFIX) + _MAX_PATH + 2 + 500];
// runtime error msg + progname + 2 newline + runtime error text.
char * progname = &outmsg[sizeof(MSGTEXTPREFIX)];
char * pch = progname;
strcpy(outmsg, MSGTEXTPREFIX);
progname[MAX_PATH] = '\0';
if (!GetModuleFileName(NULL, progname, MAX_PATH))
strcpy(progname, "<program name unknown>");
#define MAXLINELEN 60
if (strlen(pch) + 1 > MAXLINELEN)
{
pch += strlen(progname) + 1 - MAXLINELEN;
strncpy(pch, "...", 3);
}
strcat(outmsg, "\n\n");
strcat(outmsg, rterrs[tblindx].rterrtxt);
__crtMessageBoxA(outmsg,
"Microsoft Visual C++ Runtime Library",
MB_OK|MB_ICONHAND|MB_SETFOREGROUND|MB_TASKMODAL);
}
}
}
/***
*_GET_RTERRMSG(message) - returns ptr to error text for given runtime error
*
*Purpose:
* This routine returns the message associated with rterrnum
*
*Entry:
* int rterrnum - runtime error number
*
*Exit:
* no return value
*
*Exceptions:
* none
*
*******************************************************************************/
char * __cdecl _GET_RTERRMSG (
int rterrnum
)
{
int tblindx;
for ( tblindx = 0 ; tblindx < _RTERRCNT ; tblindx++ )
if ( rterrnum == rterrs[tblindx].rterrno )
break;
if ( rterrnum == rterrs[tblindx].rterrno )
return rterrs[tblindx].rterrtxt;
else
return NULL;
}