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# Copyright (c) 2011 Colomban Wendling <ban@herbesfolles.org>
#
# AX_PYTHON_LIBRARY([action-if-found], [action-if-not-found])
#
# Tries to locate Python DSO path. It requires $PYTHON to be set
AC_DEFUN([AX_PYTHON_LIBRARY],[
AC_REQUIRE([AX_PYTHON_DEVEL])
AC_MSG_CHECKING([for Python DSO location])
ax_python_library=`cat << EOD | $PYTHON - 2>/dev/null
from distutils.sysconfig import get_config_vars
from os.path import join as path_join
cvars = get_config_vars()
# support multiarch-enabled distributions like Ubuntu
if not 'MULTIARCH' in cvars.keys():
cvars[['MULTIARCH']] = ''
# try to find the real installed lib, not the generic link
if not 'INSTSONAME' in cvars.keys():
cvars[['INSTSONAME']] = cvars[['LDLIBRARY']]
print(path_join(cvars[['LIBDIR']], cvars[['MULTIARCH']], cvars[['INSTSONAME']]))
EOD`
AC_SUBST([PYTHON_LIBRARY], [$ax_python_library])
AC_MSG_RESULT([$PYTHON_LIBRARY])
AS_IF([test -z "$ax_python_library"], [$2], [$1])
])
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