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-rw-r--r--manual/arith.texi22
1 files changed, 12 insertions, 10 deletions
diff --git a/manual/arith.texi b/manual/arith.texi
index a5d2814..b3f646a 100644
--- a/manual/arith.texi
+++ b/manual/arith.texi
@@ -446,20 +446,20 @@ These functions are declared in @file{stdlib.h}.
@deftypefun {long int} strtol (const char *@var{string}, char **@var{tailptr}, int @var{base})
The @code{strtol} (``string-to-long'') function converts the initial
part of @var{string} to a signed integer, which is returned as a value
-of type @code{long int}.
+of type @code{long int}.
This function attempts to decompose @var{string} as follows:
@itemize @bullet
-@item
+@item
A (possibly empty) sequence of whitespace characters. Which characters
are whitespace is determined by the @code{isspace} function
(@pxref{Classification of Characters}). These are discarded.
-@item
+@item
An optional plus or minus sign (@samp{+} or @samp{-}).
-@item
+@item
A nonempty sequence of digits in the radix specified by @var{base}.
If @var{base} is zero, decimal radix is assumed unless the series of
@@ -471,7 +471,7 @@ Otherwise @var{base} must have a value between @code{2} and @code{35}.
If @var{base} is @code{16}, the digits may optionally be preceded by
@samp{0x} or @samp{0X}.
-@item
+@item
Any remaining characters in the string. If @var{tailptr} is not a null
pointer, @code{strtol} stores a pointer to this tail in
@code{*@var{tailptr}}.
@@ -499,9 +499,11 @@ There is an example at the end of this section.
@comment ANSI
@deftypefun {unsigned long int} strtoul (const char *@var{string}, char **@var{tailptr}, int @var{base})
The @code{strtoul} (``string-to-unsigned-long'') function is like
-@code{strtol} except that it returns its value with type @code{unsigned
-long int}. The value returned in case of overflow is @code{ULONG_MAX}
-(@pxref{Range of Type}).
+@code{strtol} except it deals with unsigned numbers, and returns its
+value with type @code{unsigned long int}. No @samp{+} or @samp{-} sign
+may appear before the number, but the syntax is otherwise the same as
+described above for @code{strtol}. The value returned in case of
+overflow is @code{ULONG_MAX} (@pxref{Range of Type}).
@end deftypefun
@comment stdlib.h
@@ -568,12 +570,12 @@ These functions are declared in @file{stdlib.h}.
@deftypefun double strtod (const char *@var{string}, char **@var{tailptr})
The @code{strtod} (``string-to-double'') function converts the initial
part of @var{string} to a floating-point number, which is returned as a
-value of type @code{double}.
+value of type @code{double}.
This function attempts to decompose @var{string} as follows:
@itemize @bullet
-@item
+@item
A (possibly empty) sequence of whitespace characters. Which characters
are whitespace is determined by the @code{isspace} function
(@pxref{Classification of Characters}). These are discarded.