acinclude/ac_check_define.m4
author Ryan C. Gordon
Mon, 23 Jan 2017 12:06:10 -0500
changeset 10837 c2f241c2f6ad
parent 6491 03b7e6b0a8bf
child 14038 2c13b7ca1997
permissions -rw-r--r--
audio: Fix same bug as last commit, but for _mm_bslli_si128 vs _mm_slli_si128.
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AC_DEFUN([AC_CHECK_DEFINE],[dnl
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  AC_CACHE_CHECK(for $1 in $2, ac_cv_define_$1,
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    AC_EGREP_CPP([YES_IS_DEFINED], [
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#include <$2>
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#ifdef $1
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YES_IS_DEFINED
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#endif
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    ], ac_cv_define_$1=yes, ac_cv_define_$1=no)
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  )
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  if test "$ac_cv_define_$1" = "yes" ; then
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    AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])
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  fi
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])dnl
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AC_DEFINE([HAVE_$1],[],[Added by AC_CHECK_DEFINE])