0p:stdbool.h
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stdbool.h - boolean type and values
#include <stdbool.h>
Contents |
DESCRIPTION
The <stdbool.h> header shall define the following macros:
bool Expands to _Bool.
true Expands to the integer constant 1.
false Expands to the integer constant 0.
__bool_true_false_are_defined
Expands to the integer constant 1.
An application may undefine and then possibly redefine the macros bool, true, and false.
The following sections are informative.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
The ability to undefine and redefine the macros bool, true, and false is an obsolescent feature and may be with-
drawn in a future version.
RELATED
None.
COPYRIGHT
Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition, Stan-
dard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica-
tions Issue 6, Copyright (C) 2001-2003 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 .
IEEE/The Open Group 2003 <stdbool.h>(P)