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Re: Why does AS_UNSET export the variable?
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From: |
Eric Blake |
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Subject: |
Re: Why does AS_UNSET export the variable? |
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Date: |
Wed, 22 Aug 2007 07:13:40 -0600 |
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Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.6) Gecko/20070728 Thunderbird/2.0.0.6 Mnenhy/0.7.5.666 |
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According to Ralf Wildenhues on 8/22/2007 7:06 AM:
>> If the variable was exported, the export is redundant.
>
> No, see
> <http://www.gnu.org/software/autoconf/manual/html_node/Limitations-of-Builtins.html#index-g_t_0040command_007bexport_007d-1246>
Good catch. Sorry for not realizing that. I think we are stuck with the
current implementation after all (at least, there are no extra fork()s,
and this only affects really broken shells).
- --
Don't work too hard, make some time for fun as well!
Eric Blake address@hidden
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