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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 06:59:20 -0600 |
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User-agent: |
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 Stepan Kasal on 8/22/2007 6:06 AM:
> If the variable was not exported, then child processes will not get
> it, which is as good as if it was unset. If the variable was
> exported, the export is redundant.
Good argument.
>
> What about the following patch?
> 2007-08-22 Stepan Kasal <address@hidden>
>
> * lib/m4sugar/m4sh.m4 (AS_UNSET): Do not call export the
> variable when the neutralizing value is used.
Looks fine. Please commit.
- --
Don't work too hard, make some time for fun as well!
Eric Blake address@hidden
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