Re: AC_PATH_PROG bug?

[Andreas Schwab]

Travis Shirk <address@hidden> writes:

|> Hello,
|> 
|> I'm writing a function to find python2, and I did not get far before
|> noticing this:
|> 
|> creating cache ./config.cache
|> checking for python2... /usr/bin/python2
|> checking for python... (cached) /usr/bin/python2
|> updating cache ./config.cache
|> 
|> Here's the function:
|> 
|> AC_DEFUN([ACX_CHECK_PYTHON2], [
|>    PYTHON=""
|>    for p in python2 python; do
|>       AC_PATH_PROG([PYTHON], [${p}])
|>    done
|> ])
|> 
|> So, why is the first discovery of python2 getting the cache result for the
|> check for python.

Because the cache value is keyed on the first parameter of AC_PATH_PROG.

Andreas.

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Andreas Schwab, SuSE Labs, address@hidden
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