mirror of https://github.com/mkerrisk/man-pages
system_data_types.7: Add float_t
Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com> Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
parent
963e636c35
commit
77b5b456de
|
@ -147,6 +147,48 @@ Conforming to: C99 and later; POSIX.1-2001 and later.
|
||||||
.IP
|
.IP
|
||||||
See also:
|
See also:
|
||||||
.BR fenv (3)
|
.BR fenv (3)
|
||||||
|
.\"------------------------------------- float_t ----------------------/
|
||||||
|
.TP
|
||||||
|
.I float_t
|
||||||
|
.IP
|
||||||
|
Include:
|
||||||
|
.IR <math.h> .
|
||||||
|
.IP
|
||||||
|
The implementation's most efficient floating type at least as wide as
|
||||||
|
.IR float .
|
||||||
|
Its type depends on the value of the macro
|
||||||
|
.BR FLT_EVAL_METHOD ,
|
||||||
|
defined in
|
||||||
|
.IR <float.h> :
|
||||||
|
.RS
|
||||||
|
.TP
|
||||||
|
0
|
||||||
|
.I float_t
|
||||||
|
is
|
||||||
|
.IR float .
|
||||||
|
.TP
|
||||||
|
1
|
||||||
|
.I float_t
|
||||||
|
is
|
||||||
|
.IR double .
|
||||||
|
.TP
|
||||||
|
2
|
||||||
|
.I float_t
|
||||||
|
is
|
||||||
|
.IR "long double" .
|
||||||
|
.IP
|
||||||
|
For other values of
|
||||||
|
.BR FLT_EVAL_METHOD ,
|
||||||
|
the type of
|
||||||
|
.I float_t
|
||||||
|
is implementation-defined.
|
||||||
|
.RE
|
||||||
|
.IP
|
||||||
|
Conforming to: C99 and later; POSIX.1-2001 and later.
|
||||||
|
.IP
|
||||||
|
See also the
|
||||||
|
.I double_t
|
||||||
|
type in this page.
|
||||||
.\"------------------------------------- gid_t ------------------------/
|
.\"------------------------------------- gid_t ------------------------/
|
||||||
.TP
|
.TP
|
||||||
.I gid_t
|
.I gid_t
|
||||||
|
|
Loading…
Reference in New Issue