diff options
Diffstat (limited to 'manual/arith.texi')
-rw-r--r-- | manual/arith.texi | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/manual/arith.texi b/manual/arith.texi index 7879a77b7c..1a24beb7ca 100644 --- a/manual/arith.texi +++ b/manual/arith.texi @@ -2191,13 +2191,13 @@ All these functions are defined in @file{stdlib.h}. @comment SVID, Unix98 @deftypefun {char *} ecvt (double @var{value}, int @var{ndigit}, int *@var{decpt}, int *@var{neg}) The function @code{ecvt} converts the floating-point number @var{value} -to a string with at most @var{ndigit} decimal digits. -The returned string contains no decimal point or sign. The first -digit of the string is non-zero (unless @var{value} is actually zero) -and the last digit is rounded to nearest. @var{decpt} is set to the +to a string with at most @var{ndigit} decimal digits. The +returned string contains no decimal point or sign. The first digit of +the string is non-zero (unless @var{value} is actually zero) and the +last digit is rounded to nearest. @code{*@var{decpt}} is set to the index in the string of the first digit after the decimal point. -@var{neg} is set to a nonzero value if @var{value} is negative, zero -otherwise. +@code{*@var{neg}} is set to a nonzero value if @var{value} is negative, +zero otherwise. If @var{ndigit} decimal digits would exceed the precision of a @code{double} it is reduced to a system-specific value. @@ -2205,16 +2205,16 @@ If @var{ndigit} decimal digits would exceed the precision of a The returned string is statically allocated and overwritten by each call to @code{ecvt}. -If @var{value} is zero, it's implementation defined whether @var{decpt} is -@code{0} or @code{1}. +If @var{value} is zero, it is implementation defined whether +@code{*@var{decpt}} is @code{0} or @code{1}. -For example: @code{ecvt (12.3, 5, &decpt, &neg)} returns @code{"12300"} -and sets @var{decpt} to @code{2} and @var{neg} to @code{0}. +For example: @code{ecvt (12.3, 5, &d, &n)} returns @code{"12300"} +and sets @var{d} to @code{2} and @var{n} to @code{0}. @end deftypefun @comment stdlib.h @comment SVID, Unix98 -@deftypefun {char *} fcvt (double @var{value}, int @var{ndigit}, int @var{decpt}, int *@var{neg}) +@deftypefun {char *} fcvt (double @var{value}, int @var{ndigit}, int *@var{decpt}, int *@var{neg}) The function @code{fcvt} is like @code{ecvt}, but @var{ndigit} specifies the number of digits after the decimal point. If @var{ndigit} is less than zero, @var{value} is rounded to the @math{@var{ndigit}+1}'th place to the @@ -2254,7 +2254,7 @@ restricted by the precision of a @code{long double}. @comment stdlib.h @comment GNU -@deftypefun {char *} qfcvt (long double @var{value}, int @var{ndigit}, int @var{decpt}, int *@var{neg}) +@deftypefun {char *} qfcvt (long double @var{value}, int @var{ndigit}, int *@var{decpt}, int *@var{neg}) This function is equivalent to @code{fcvt} except that it takes a @code{long double} for the first parameter and that @var{ndigit} is restricted by the precision of a @code{long double}. @@ -2292,7 +2292,7 @@ This function is a GNU extension. @comment stdlib.h @comment SVID, Unix98 -@deftypefun {char *} fcvt_r (double @var{value}, int @var{ndigit}, int @var{decpt}, int *@var{neg}, char *@var{buf}, size_t @var{len}) +@deftypefun {char *} fcvt_r (double @var{value}, int @var{ndigit}, int *@var{decpt}, int *@var{neg}, char *@var{buf}, size_t @var{len}) The @code{fcvt_r} function is the same as @code{fcvt}, except that it places its result into the user-specified buffer pointed to by @var{buf}, with length @var{len}. @@ -2312,7 +2312,7 @@ This function is a GNU extension. @comment stdlib.h @comment GNU -@deftypefun {char *} qfcvt_r (long double @var{value}, int @var{ndigit}, int @var{decpt}, int *@var{neg}, char *@var{buf}, size_t @var{len}) +@deftypefun {char *} qfcvt_r (long double @var{value}, int @var{ndigit}, int *@var{decpt}, int *@var{neg}, char *@var{buf}, size_t @var{len}) The @code{qfcvt_r} function is the same as @code{qfcvt}, except that it places its result into the user-specified buffer pointed to by @var{buf}, with length @var{len}. |