build: Simplify curses header checking code #1795
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Utilize the fact that AC_CHECK_HEADERS allows a break statement in the middle of the loop. No need to nest multiple AC_CHECK_HEADERS calls just to make a list of fallback headers. (I'd give credit to the Autotools Mythbuster book, which first proposed this idea.) Signed-off-by: Kang-Che Sung <[email protected]>
BenBE
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Do you have a reference to the Autotools Mythbuster book for reference of this technique? |
https://autotools.info/autoconf/finding.html 4.2.1 Checking for one out of Multiple Headers |
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Utilize the fact that AC_CHECK_HEADERS allows a break statement in the middle of the loop. No need to nest multiple AC_CHECK_HEADERS calls just to make a list of fallback headers.
(I'd give credit to the Autotools Mythbuster book, which first proposed this idea.)