4coder-non-source/test_data/lots_of_files/abort.c

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2023-09-30 01:17:40 +00:00
/***
*abort.c - abort a program by raising SIGABRT
*
* Copyright (c) Microsoft Corporation. All rights reserved.
*
*Purpose:
* defines abort() - print a message and raise SIGABRT.
*
*******************************************************************************/
#include <cruntime.h>
#include <stdlib.h>
#include <internal.h>
#include <awint.h>
#include <rterr.h>
#include <signal.h>
#include <oscalls.h>
#include <mtdll.h>
#include <dbgint.h>
#ifdef _DEBUG
#define _INIT_ABORT_BEHAVIOR _WRITE_ABORT_MSG
#else /* _DEBUG */
#define _INIT_ABORT_BEHAVIOR _CALL_REPORTFAULT
#endif /* _DEBUG */
unsigned int __abort_behavior = _INIT_ABORT_BEHAVIOR;
/***
*void abort() - abort the current program by raising SIGABRT
*
*Purpose:
* print out an abort message and raise the SIGABRT signal. If the user
* hasn't defined an abort handler routine, terminate the program
* with exit status of 3 without cleaning up.
*
* Multi-thread version does not raise SIGABRT -- this isn't supported
* under multi-thread.
*
*Entry:
* None.
*
*Exit:
* Does not return.
*
*Uses:
*
*Exceptions:
*
*******************************************************************************/
void __cdecl abort (
void
)
{
_PHNDLR sigabrt_act = SIG_DFL;
#ifdef _DEBUG
if (__abort_behavior & _WRITE_ABORT_MSG)
{
/* write the abort message */
_NMSG_WRITE(_RT_ABORT);
}
#endif /* _DEBUG */
/* Check if the user installed a handler for SIGABRT.
* We need to read the user handler atomically in the case
* another thread is aborting while we change the signal
* handler.
*/
sigabrt_act = __get_sigabrt();
if (sigabrt_act != SIG_DFL)
{
raise(SIGABRT);
}
/* If there is no user handler for SIGABRT or if the user
* handler returns, then exit from the program anyway
*/
if (__abort_behavior & _CALL_REPORTFAULT)
{
#if defined (_M_ARM) || defined (_CRT_APP)
__fastfail(FAST_FAIL_FATAL_APP_EXIT);
#else /* defined (_M_ARM) || defined (_CRT_APP) */
if (IsProcessorFeaturePresent(PF_FASTFAIL_AVAILABLE))
__fastfail(FAST_FAIL_FATAL_APP_EXIT);
_call_reportfault(_CRT_DEBUGGER_ABORT, STATUS_FATAL_APP_EXIT, EXCEPTION_NONCONTINUABLE);
#endif /* defined (_M_ARM) || defined (_CRT_APP) */
}
/* If we don't want to call ReportFault, then we call _exit(3), which is the
* same as invoking the default handler for SIGABRT
*/
_exit(3);
}
/***
*unsigned int _set_abort_behavior(unsigned int, unsigned int) - set the behavior on abort
*
*Purpose:
*
*Entry:
* unsigned int flags - the flags we want to set
* unsigned int mask - mask the flag values
*
*Exit:
* Return the old behavior flags
*
*Exceptions:
* None
*
*******************************************************************************/
unsigned int __cdecl _set_abort_behavior(unsigned int flags, unsigned int mask)
{
unsigned int oldflags = __abort_behavior;
__abort_behavior = oldflags & (~mask) | flags & mask;
return oldflags;
}