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Re: Shell brace expansion in make works?
On Sun, Feb 09, 2003 at 04:28:21PM -0500, Rolf Campbell wrote:
>William A. Gatliff wrote:
>>I have a Makefile with a command like this:
>>
>> mkdir -p /opt/billgatliff/{usr,lib}
>>
>>Works fine under Linux, but not on the latest Cygwin.
>>
>>Under Cygwin, what I actually get is a directory called "{usr",
>>instead of "usr". Other variations on this brace expansion (in tar
>>arguments, etc.) produce similar problems.
>>
>>I checked this:
>>
>>$ set | grep SHELL
>>SHELL=/bin/bash
>>
>>Seems fine. But when I do this:
>>
>>$ make SHELL=/bin/sh ...
> ^^ "bash"
>>
>>I actually get what I'm after, i.e. "usr" instead of "{usr".
>I'm guessing that you meant to type "bash" in the email. Either way,
>cygwin make seems to ignore the environment variable SHELL, and uses
>'/bin/sh' unless you specify on the command-line or in the makefile.
Yeah, cygwin's make, and linux's make, and Tru64's make, and...
Since /bin/sh is "ash" on cygwin and brace expansion is not supported
in ash, this is working as designed.
cgf
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