M_LOG2_E vs. M_LN2 cleanup patch

[Jeff Johnston]

Patch checked in.

-- Jeff J.

On 12/02/2010 02:50 PM, Howland Craig D (Craig) wrote:
> Jeff:
>       Ping.  (It's old, but the patch ought to still work.  I could
> refresh it if there is any trouble.)
> 				Craig
>
> -----Original Message-----
> From: newlib-owner@sourceware.org [mailto:newlib-owner@sourceware.org]
> On Behalf Of Howland Craig D (Craig)
> Sent: Tuesday, February 23, 2010 8:32 PM
> To: Newlib
> Subject: M_LOG2_E vs. M_LN2 cleanup patch
>
> Attached is a patch that changes the source from using M_LOG2_E--a
> non-standard name for log2(e)--to using M_LN2--a POSIX name for the
> same value.
>
> The code actually uses both M_LOG2_E and _M_LOG2_E.  I kept the same
> basic form of initial underscore when editing.  (That is, I'm not
> cleaning up the inconsistency of the lead _, but only the base name.
> The use of lead _ does not matter at the moment, but might be
> affected by my pending question about the use of _XOPEN_SOURCE, so
> I'm leaving that for later.)
>
> Both M_LOG2_E and M_LN2 defines are kept in math.h--only the use
> by other files is changed.
>
> Craig