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2000-05-28  Ulrich Drepper  <drepper@redhat.com>

	* manual/arith.texi (Rounding Functions): Fix documentation of trunc.
	Patch by Steven G. Johnson <stevenj@gil-galad.mit.edu>.
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Ulrich Drepper 2000-05-28 16:31:09 +00:00
parent f0f8ed4e3f
commit e6e813911c
2 changed files with 13 additions and 6 deletions
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@ -1,3 +1,8 @@
2000-05-28 Ulrich Drepper <drepper@redhat.com>
* manual/arith.texi (Rounding Functions): Fix documentation of trunc.
Patch by Steven G. Johnson <stevenj@gil-galad.mit.edu>.
2000-05-27 Andreas Jaeger <aj@suse.de> 2000-05-27 Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux/i386/pread.c: Removed, we can use the * sysdeps/unix/sysv/linux/i386/pread.c: Removed, we can use the

14
manual/arith.texi
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@ -29,8 +29,8 @@ These functions are declared in the header files @file{math.h} and
The C language defines several integer data types: integer, short integer, The C language defines several integer data types: integer, short integer,
long integer, and character, all in both signed and unsigned varieties. long integer, and character, all in both signed and unsigned varieties.
The GNU C compiler extends the language to contain long long integers The GNU C compiler extends the language to contain long long integers
as well. as well.
@cindex signedness @cindex signedness
The C integer types were intended to allow code to be portable among The C integer types were intended to allow code to be portable among
@ -79,7 +79,7 @@ structure with @emph{at least} N bits, use one of these:
@item uint64_least_t @item uint64_least_t
@end itemize @end itemize
If you don't need a specific storage size, but want the data structure If you don't need a specific storage size, but want the data structure
that allows the fastest access while having at least N bits (and that allows the fastest access while having at least N bits (and
among data structures with the same access speed, the smallest one), use among data structures with the same access speed, the smallest one), use
one of these: one of these:
@ -95,7 +95,7 @@ one of these:
@item uint64_fast_t @item uint64_fast_t
@end itemize @end itemize
If you want an integer with the widest range possible on the platform on If you want an integer with the widest range possible on the platform on
which it is being used, use one of the following. If you use these, which it is being used, use one of the following. If you use these,
you should write code that takes into account the variable size and range you should write code that takes into account the variable size and range
of the integer. of the integer.
@ -1398,7 +1398,9 @@ integer, returning that value as a @code{double}. Thus, @code{floor
@comment math.h @comment math.h
@comment ISO @comment ISO
@deftypefunx {long double} truncl (long double @var{x}) @deftypefunx {long double} truncl (long double @var{x})
@code{trunc} is another name for @code{floor} The @code{trunc} functions round @var{x} towards zero to the nearest
integer (returned in floating-point format). Thus, @code{trunc (1.5)}
is @code{1.0} and @code{trunc (-1.5)} is @code{-1.0}.
@end deftypefun @end deftypefun
@comment math.h @comment math.h
@ -2131,7 +2133,7 @@ returned on overflow is @code{ULONG_MAX} (@pxref{Range of Type}).
If @var{string} depicts a negative number, @code{strtoul} acts the same If @var{string} depicts a negative number, @code{strtoul} acts the same
as @var{strtol} but casts the result to an unsigned integer. That means as @var{strtol} but casts the result to an unsigned integer. That means
for example that @code{strtoul} on @code{"-1"} returns @code{ULONG_MAX} for example that @code{strtoul} on @code{"-1"} returns @code{ULONG_MAX}
and an input more negative than @code{LONG_MIN} returns and an input more negative than @code{LONG_MIN} returns
(@code{ULONG_MAX} + 1) / 2. (@code{ULONG_MAX} + 1) / 2.
@code{strtoul} sets @var{errno} to @code{EINVAL} if @var{base} is out of @code{strtoul} sets @var{errno} to @code{EINVAL} if @var{base} is out of