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Re: Fix an 8-year-old AC_REQUIRE bug
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From: |
Paolo Bonzini |
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Subject: |
Re: Fix an 8-year-old AC_REQUIRE bug |
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Date: |
Tue, 30 Dec 2008 22:07:47 +0100 |
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User-agent: |
Thunderbird 2.0.0.18 (Macintosh/20081105) |
> in other words, it is _expecting_ the AC_REQUIRE to be hoisted in front of
> the
> AS_IF, rather than in front of BAR.
Yes, and this is required to have AC_REQUIRE([AC_PROG_CC]) work (as
opposed to direct invocation) even in macros that can be invoked
conditionally, for example with a cache check. Gnulib uses this
extensively too.
Paolo