libraries/pyshapelib/setup.py


import os
from distutils.core import setup, Extension
from distutils.util import convert_path

# try to determine the directory where the shapelib source files are.
# There are currently two supported situations.
#
# 1. "Standalone" build: the parent directory is the shapelib source
#    directory
# 2. Built in the Thuban source tree where ../shapelib/ relative to the
#    directory containing this setup.py contains (the relevant parts of)
#    shapelib

# os.path expects filenames in OS-specific form so we have to construct
# the files with os.path functions. distutils, OTOH, uses posix-style
# filenames exclusively, so we use posix conventions when making
# filenames for distutils.
for shp_dir in ["..", "../shapelib"]:
    if os.path.exists(os.path.join(convert_path(shp_dir), "shpopen.c")):
        # shp_dir contains shpopen.c, so assume it's the directory with
        # the shapefile library to use
        break

def dbf_macros():
    """Return the macros to define when compiling the dbflib wrapper.

    The returned list specifies one macro, HAVE_UPDATE_HEADER, which is
    '1' if the dbflib version we will be compiling with has the
    DBFUpdateHeader function and '0' otherwise.  To check whether
    DBFUpdateHeader is available, we scan shapefil.h for the string
    'DBFUpdateHeader'.
    """
    f = open(convert_path(shp_dir + "/shapefil.h"))
    contents = f.read()
    f.close()
    print contents.find("DBFUpdateHeader")
    if contents.find("DBFUpdateHeader") >= 0:
        return [("HAVE_UPDATE_HEADER", "1")]
    else:
        return [("HAVE_UPDATE_HEADER", "0")]

extensions = [Extension("shapelibc",
                        ["shapelib_wrap.c",
                         shp_dir + "/shpopen.c",
                         shp_dir + "/shptree.c"],
                        include_dirs = [shp_dir]),
              Extension("shptree",
                        ["shptreemodule.c"],
                        include_dirs = [shp_dir]),
              Extension("dbflibc",
                        ["dbflib_wrap.c",
                         shp_dir + "/dbfopen.c"],
                        include_dirs = [shp_dir],
                        define_macros = dbf_macros())]

setup(name = "pyshapelib",
      version = "0.3",
      description = "Python bindings for shapelib",
      author = "Bernhard Herzog",
      author_email = "[email protected]",
      url = "ftp:intevation.de/users/bh",
      py_modules = ["shapelib", "dbflib"],
      ext_modules = extensions)

1	jan	1611
2			import os
3			from distutils.core import setup, Extension
4	bh	2212	from distutils.util import convert_path
5	jan	1611
6			# try to determine the directory where the shapelib source files are.
7			# There are currently two supported situations.
8			#
9			# 1. "Standalone" build: the parent directory is the shapelib source
10			# directory
11	bh	2212	# 2. Built in the Thuban source tree where ../shapelib/ relative to the
12			# directory containing this setup.py contains (the relevant parts of)
13			# shapelib
14	jan	1611
15			# os.path expects filenames in OS-specific form so we have to construct
16			# the files with os.path functions. distutils, OTOH, uses posix-style
17	bh	2212	# filenames exclusively, so we use posix conventions when making
18			# filenames for distutils.
19			for shp_dir in ["..", "../shapelib"]:
20			if os.path.exists(os.path.join(convert_path(shp_dir), "shpopen.c")):
21			# shp_dir contains shpopen.c, so assume it's the directory with
22			# the shapefile library to use
23			break
24	jan	1611
25	bh	2212	def dbf_macros():
26			"""Return the macros to define when compiling the dbflib wrapper.
27
28			The returned list specifies one macro, HAVE_UPDATE_HEADER, which is
29			'1' if the dbflib version we will be compiling with has the
30			DBFUpdateHeader function and '0' otherwise. To check whether
31			DBFUpdateHeader is available, we scan shapefil.h for the string
32			'DBFUpdateHeader'.
33			"""
34			f = open(convert_path(shp_dir + "/shapefil.h"))
35			contents = f.read()
36			f.close()
37			print contents.find("DBFUpdateHeader")
38			if contents.find("DBFUpdateHeader") >= 0:
39			return [("HAVE_UPDATE_HEADER", "1")]
40			else:
41			return [("HAVE_UPDATE_HEADER", "0")]
42
43	jan	1611	extensions = [Extension("shapelibc",
44			["shapelib_wrap.c",
45			shp_dir + "/shpopen.c",
46			shp_dir + "/shptree.c"],
47			include_dirs = [shp_dir]),
48			Extension("shptree",
49			["shptreemodule.c"],
50			include_dirs = [shp_dir]),
51			Extension("dbflibc",
52			["dbflib_wrap.c",
53			shp_dir + "/dbfopen.c"],
54	bh	2212	include_dirs = [shp_dir],
55			define_macros = dbf_macros())]
56	jan	1611
57			setup(name = "pyshapelib",
58			version = "0.3",
59			description = "Python bindings for shapelib",
60			author = "Bernhard Herzog",
61			author_email = "[email protected]",
62			url = "ftp:intevation.de/users/bh",
63			py_modules = ["shapelib", "dbflib"],
64			ext_modules = extensions)
65
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