diff options
Diffstat (limited to 'man-pages-posix-2017/man0p/assert.h.0p')
-rw-r--r-- | man-pages-posix-2017/man0p/assert.h.0p | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/man-pages-posix-2017/man0p/assert.h.0p b/man-pages-posix-2017/man0p/assert.h.0p new file mode 100644 index 0000000..c20cef3 --- /dev/null +++ b/man-pages-posix-2017/man0p/assert.h.0p @@ -0,0 +1,84 @@ +'\" et +.TH assert.h "0P" 2017 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. +.\" +.SH NAME +assert.h +\(em verify program assertion +.SH SYNOPSIS +.LP +.nf +#include <assert.h> +.fi +.SH DESCRIPTION +The functionality described on this reference page is aligned with the +ISO\ C standard. Any conflict between the requirements described here and the +ISO\ C standard is unintentional. This volume of POSIX.1\(hy2017 defers to the ISO\ C standard. +.P +The +.IR <assert.h> +header shall define the +\fIassert\fR() +macro. It refers to the macro NDEBUG +which is not defined in the header. If NDEBUG is defined as a macro +name before the inclusion of this header, the +\fIassert\fR() +macro shall be defined simply as: +.sp +.RS 4 +.nf + +#define assert(ignore)((void) 0) +.fi +.P +.RE +.P +Otherwise, the macro behaves as described in +\fIassert\fR(). +.P +The +\fIassert\fR() +macro shall be redefined according to the current state of NDEBUG each +time +.IR <assert.h> +is included. +.P +The +\fIassert\fR() +macro shall be implemented as a macro, not as a function. If the macro +definition is suppressed in order to access an actual function, the +behavior is undefined. +.LP +.IR "The following sections are informative." +.SH "APPLICATION USAGE" +None. +.SH RATIONALE +None. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +The System Interfaces volume of POSIX.1\(hy2017, +.IR "\fIassert\fR\^(\|)" +.\" +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1-2017, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 7, 2018 Edition, +Copyright (C) 2018 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. +In the event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.opengroup.org/unix/online.html . +.PP +Any typographical or formatting errors that appear +in this page are most likely +to have been introduced during the conversion of the source files to +man page format. To report such errors, see +https://www.kernel.org/doc/man-pages/reporting_bugs.html . |