From: Earnie Boyd <earnie_boyd@yahoo.com>
To: Don Baker <dbaker@mcc.com>, cygwin@sourceware.cygnus.com
Cc: dbaker@mcc.com
Subject: Re: Bug in B20.1 make with mixed case environment variables
Date: Wed, 30 Jun 1999 22:10:00 -0000 [thread overview]
Message-ID: <19990624173854.10224.rocketmail@web110.yahoomail.com> (raw)
Message-ID: <19990630221000.jOFjJ6NEqa9Lixs6zghEIRqEgrrGP8iwL07AhcBmcAc@z> (raw)
--- Don Baker <dbaker@mcc.com> wrote:
> B20.1 uses GNU make 3.75 which seems to have a bug or mis-feature
> where (DOS) environment variable names are converted to upper case
> when made into makefile variables. (I believe that GNU make 3.77
This is not a "mis-feature" of make but a feature of the cygwin1.dll when
converting from DOS to POSIX.
> fixes this problem, so upgrading may be all that's necessary.
> Unfortunately, I don't know the exact lineage of the make 3.77
> that I have.)
>
Not likely as it isn't make's problem.
> From a DOS shell, set an environment variable with lower case
> letters:
>
> set foo=hello
>
> Then run make on the following makefile:
>
> all:
> echo $(foo)
>
> The echo is empty, unless the makefile variable is changed
> to all upper case, where "hello" is printed. This problem
> does not seem to occur if the environment variable is set
> in bash. (Bash, however has all of the DOS environement
> variables converted to upper case.)
>
If you wish to keep the lower case then
DOS> bash
$ export foo=bar
$ make
> Thanks for looking into this problem.
You're welcome.
===
Earnie Boyd < mailto:earnie_boyd@yahoo.com >
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< http://www.freeyellow.com/members5/gw32/index.html >
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next reply other threads:[~1999-06-30 22:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-06-24 10:39 Earnie Boyd [this message]
1999-06-30 22:10 ` Earnie Boyd
-- strict thread matches above, loose matches on Subject: below --
1999-06-24 13:29 Dennis McCunney
1999-06-30 22:10 ` Dennis McCunney
1999-06-24 10:14 Don Baker
1999-06-30 22:10 ` Don Baker
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