File: ac_python_module.m4

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dnl Available from the GNU Autoconf Macro Archive at:
dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_python_module.html
dnl
AC_DEFUN([AC_PYTHON_MODULE],[
	AC_MSG_CHECKING(python module: $1)
	python -c "import $1" 2>/dev/null
	if test $? -eq 0;
	then
		AC_MSG_RESULT(yes)
		eval AS_TR_CPP(HAVE_PYMOD_$1)=yes
	else
		AC_MSG_RESULT(no)
		eval AS_TR_CPP(HAVE_PYMOD_$1)=no
		#
		if test -n "$2"
		then
			AC_MSG_ERROR(failed to find required module $1)
			exit 1
		fi
	fi
])