On Sun, 24 Jun 2012, Phil Pennock wrote:
> On 2012-06-24 at 13:00 +0200, Christoph Schulz wrote:
>> Hello!
>>
>> Phil Pennock schrieb am Sun, 24 Jun 2012 03:45:59 -0700:
>>
>>> I'm just unclear on the age of ?=
>>> support in GNU Mkae.
>>
>> From [1]:
>>
>> 1998-03-02 Paul D. Smith <psmith@???>
>>
>> * variable.c (try_variable_definition): Implement ?=.
>>
>> That would mean it is supported from 3.76.90 on, which was released on
>> 1998-05-20, also according to [1].
# cat /etc/redhat-release
Scientific Linux SL release 5.7 (Boron)
# make -v
GNU Make 3.81
Copyright (C) 2006 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
This program built for x86_64-redhat-linux-gnu
--- 8<
So we should be OK with current (5.8) RHEL5 systems.
Looking at my incomplete archive 5.5 had the same 3.81 make package
and RHEL5 contains a source package for make 3.81 built in Jan 2007.
> Okay, so there's a 50/50 chance RedHat RHEL5 supports it then. :)
>
> /me runs
So you got lucky this time :-)
--
Dr. Andrew C. Aitchison Computer Officer, DPMMS, Cambridge
A.C.Aitchison@??? http://www.dpmms.cam.ac.uk/~werdna