postgresql/config/python.m4

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#
# Autoconf macros for configuring the build of Python extension modules
#
# $Header: /cvsroot/pgsql/config/python.m4,v 1.1 2000/06/10 18:01:35 petere Exp $
#
# PGAC_PROG_PYTHON
# ----------------
# Look for Python and set the output variable `PYTHON'
# to `python' if found, empty otherwise.
AC_DEFUN([PGAC_PROG_PYTHON],
[AC_CHECK_PROG(PYTHON, python, python)])
# PGAC_PATH_PYTHONDIR
# -------------------
# Finds the names of various install dirs and helper files
# necessary to build a Python extension module.
#
# It would be nice if we could check whether the current setup allows
# the build of the shared module. Future project.
AC_DEFUN([PGAC_PATH_PYTHONDIR],
[AC_REQUIRE([PGAC_PROG_PYTHON])
[if test "${PYTHON+set}" = set ; then
python_version=`${PYTHON} -c "import sys; print sys.version[:3]"`
python_prefix=`${PYTHON} -c "import sys; print sys.prefix"`
python_execprefix=`${PYTHON} -c "import sys; print sys.exec_prefix"`
python_configdir="${python_execprefix}/lib/python${python_version}/config"
python_moduledir="${python_prefix}/lib/python${python_version}"
python_extmakefile="${python_configdir}/Makefile.pre.in"]
AC_MSG_CHECKING(for Python extension makefile)
if test -f "${python_extmakefile}" ; then
AC_MSG_RESULT(found)
else
AC_MSG_RESULT(no)
AC_MSG_ERROR(
[The Python extension makefile was expected at \`${python_extmakefile}\'
but does not exist. This means the Python module cannot be built automatically.])
fi
AC_SUBST(python_version)
AC_SUBST(python_prefix)
AC_SUBST(python_execprefix)
AC_SUBST(python_configdir)
AC_SUBST(python_moduledir)
AC_SUBST(python_extmakefile)
else
AC_MSG_ERROR([Python not found])
fi])# PGAC_PATH_PYTHONDIR