abort.3

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· 3 代码 · 共 40 行

.\" SCCSID: @(#)abort.3	8.1	9/11/90
.TH abort 3
.SH Name
abort \- generate an illegal instruction fault
.SH Syntax
.nf
.B #include <stdlib.h>
.PP
.B void abort()
.fi
.SH Description
.NXR "abort subroutine (standard C)"
.NXR "process" "terminating with core dump"
The
.PN abort
subroutine
executes an instruction which is illegal in user mode.
This causes a signal that normally terminates
the process with a core dump, which may be used for debugging.
.SH Diagnostics
.PP
.B Illegal instruction \- core dumped
 \-  Bourne shell.
.PP
.B Illegal instruction (core dumped)
 \-  C shell.
.SH Environment
When your program is compiled using the System V or POSIX environment,
.PN abort
closes open files before aborting the process with an IOT fault.
.SH Restrictions
The 
.PN abort 
function does not flush standard I/O buffers.  Use
.MS fflush 3s .
For further information, see
.MS fclose 3s .
.SH See Also
adb(1), exit(2), sigvec(2), fclose(3s)