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Re: AC_CONFIG_COMMANDS expansion
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From: |
Eric Blake |
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Subject: |
Re: AC_CONFIG_COMMANDS expansion |
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Date: |
Mon, 14 Apr 2008 13:10:22 -0600 |
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User-agent: |
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.12) Gecko/20080213 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
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According to Jason Roscoe on 4/14/2008 1:00 PM:
| This, of course, is not what I want. Instead of major="", I would like
| the ending result to say major=$3 so. Can someone provide a hint as to
| how I can achieve this?
The two byte sequence '$3' is being consumed by m4. You need to quote it
so that it makes it through m4 unscathed; try the four bytes '[$]3'. Or
resort to a quadrigraph, with the five bytes '%S|%3'.
- --
Don't work too hard, make some time for fun as well!
Eric Blake address@hidden
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