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"""

Setup script for cx_Oracle.

"""

import os

import pkg_resources

import setuptools

import sys

# check minimum supported Python version

if sys.version_info[:2] < (3, 6):

raise Exception("Python 3.6 or higher is required. " +

"For python 2, use 'pip install cx_Oracle==7.3'")

# check minimum supported version of setuptools

pkg_resources.require("setuptools>=40.6.0")

# define build constants

BUILD_VERSION = "8.3.0"

# setup extra link and compile args

extra_link_args = []

extra_compile_args = []

if sys.platform == "aix4":

extra_compile_args.append("-qcpluscmt")

elif sys.platform == "aix5":

extra_compile_args.append("-DAIX5")

elif sys.platform == "cygwin":

extra_link_args.append("-Wl,--enable-runtime-pseudo-reloc")

elif sys.platform == "darwin":

extra_link_args.append("-shared-libgcc")

# define cx_Oracle sources

source_dir = "src"

sources = [os.path.join(source_dir, n) \

for n in sorted(os.listdir(source_dir)) if n.endswith(".c")]

depends = ["src/cxoModule.h"]

# define ODPI-C sources, libraries and include directories; if the environment

# variables ODPIC_INC_DIR and ODPIC_LIB_DIR are both set, assume these

# locations contain a compiled installation of ODPI-C; otherwise, use the

# source of ODPI-C found in the odpi subdirectory

dpi_include_dir = os.environ.get("ODPIC_INC_DIR")

dpi_lib_dir = os.environ.get("ODPIC_LIB_DIR")

if dpi_include_dir and dpi_lib_dir:

dpi_sources = []

include_dirs = [dpi_include_dir]

libraries = ["odpic"]

library_dirs = [dpi_lib_dir]

else:

include_dirs = ["odpi/include", "odpi/src"]

dpi_source_dir = os.path.join("odpi", "src")

dpi_sources = [os.path.join(dpi_source_dir, n) \

for n in sorted(os.listdir(dpi_source_dir)) if n.endswith(".c")]

depends.extend(["odpi/include/dpi.h", "odpi/src/dpiImpl.h",

"odpi/src/dpiErrorMessages.h"])

libraries = []

library_dirs = []

# setup the extension

extension = setuptools.Extension(

name="cx_Oracle",

include_dirs=include_dirs,

extra_compile_args=extra_compile_args,

define_macros=[("CXO_BUILD_VERSION", BUILD_VERSION)],

extra_link_args=extra_link_args,

sources=sources + dpi_sources,

depends=depends,

libraries=libraries,

library_dirs=library_dirs)

# perform the setup

setuptools.setup(

version=BUILD_VERSION,

data_files=[ ("cx_Oracle-doc", ["LICENSE.txt", "README.txt"]) ],

ext_modules=[extension])