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      1 #!/usr/bin/python -u
      2 #
      3 # Setup script for libxml2 and libxslt if found
      4 #
      5 import sys, os
      6 from distutils.core import setup, Extension
      7 
      8 # Below ROOT, we expect to find include, include/libxml2, lib and bin.
      9 # On *nix, it is not needed (but should not harm),
     10 # on Windows, it is set by configure.js.
     11 ROOT = r'/usr/local'
     12 
     13 # Thread-enabled libxml2
     14 with_threads = 1
     15 
     16 # If this flag is set (windows only),
     17 # a private copy of the dlls are included in the package.
     18 # If this flag is not set, the libxml2 and libxslt
     19 # dlls must be found somewhere in the PATH at runtime.
     20 WITHDLLS = 1 and sys.platform.startswith('win')
     21 
     22 def missing(file):
     23     if os.access(file, os.R_OK) == 0:
     24         return 1
     25     return 0
     26 
     27 try:
     28     HOME = os.environ['HOME']
     29 except:
     30     HOME="C:"
     31 
     32 if WITHDLLS:
     33     # libxml dlls (expected in ROOT/bin)
     34     dlls = [ 'iconv.dll','libxml2.dll','libxslt.dll','libexslt.dll' ]
     35     dlls = [os.path.join(ROOT,'bin',dll) for dll in dlls]
     36 
     37     # create __init__.py for the libxmlmods package
     38     if not os.path.exists("libxmlmods"):
     39         os.mkdir("libxmlmods")
     40         open("libxmlmods/__init__.py","w").close()
     41 
     42     def altImport(s):
     43         s = s.replace("import libxml2mod","from libxmlmods import libxml2mod")
     44         s = s.replace("import libxsltmod","from libxmlmods import libxsltmod")
     45         return s
     46 
     47 if sys.platform.startswith('win'):
     48     libraryPrefix = 'lib'
     49     platformLibs = []
     50 else:
     51     libraryPrefix = ''
     52     platformLibs = ["m","z"]
     53 
     54 # those are examined to find
     55 # - libxml2/libxml/tree.h
     56 # - iconv.h
     57 # - libxslt/xsltconfig.h
     58 includes_dir = [
     59 "/usr/include",
     60 "/usr/local/include",
     61 "/opt/include",
     62 os.path.join(ROOT,'include'),
     63 HOME
     64 ];
     65 
     66 xml_includes=""
     67 for dir in includes_dir:
     68     if not missing(dir + "/libxml2/libxml/tree.h"):
     69         xml_includes=dir + "/libxml2"
     70         break;
     71 
     72 if xml_includes == "":
     73     print("failed to find headers for libxml2: update includes_dir")
     74     sys.exit(1)
     75 
     76 iconv_includes=""
     77 for dir in includes_dir:
     78     if not missing(dir + "/iconv.h"):
     79         iconv_includes=dir
     80         break;
     81 
     82 if iconv_includes == "":
     83     print("failed to find headers for libiconv: update includes_dir")
     84     sys.exit(1)
     85 
     86 # those are added in the linker search path for libraries
     87 libdirs = [
     88 os.path.join(ROOT,'lib'),
     89 ]
     90 
     91 xml_files = ["libxml2-api.xml", "libxml2-python-api.xml",
     92              "libxml.c", "libxml.py", "libxml_wrap.h", "types.c",
     93              "xmlgenerator.py", "README", "TODO", "drv_libxml2.py"]
     94 
     95 xslt_files = ["libxslt-api.xml", "libxslt-python-api.xml",
     96              "libxslt.c", "libxsl.py", "libxslt_wrap.h",
     97              "xsltgenerator.py"]
     98 
     99 if missing("libxml2-py.c") or missing("libxml2.py"):
    100     try:
    101         try:
    102             import xmlgenerator
    103         except:
    104             import generator
    105     except:
    106         print("failed to find and generate stubs for libxml2, aborting ...")
    107         print(sys.exc_info()[0], sys.exc_info()[1])
    108         sys.exit(1)
    109 
    110     head = open("libxml.py", "r")
    111     generated = open("libxml2class.py", "r")
    112     result = open("libxml2.py", "w")
    113     for line in head.readlines():
    114         if WITHDLLS:
    115             result.write(altImport(line))
    116         else:
    117             result.write(line)
    118     for line in generated.readlines():
    119         result.write(line)
    120     head.close()
    121     generated.close()
    122     result.close()
    123 
    124 with_xslt=0
    125 if missing("libxslt-py.c") or missing("libxslt.py"):
    126     if missing("xsltgenerator.py") or missing("libxslt-api.xml"):
    127         print("libxslt stub generator not found, libxslt not built")
    128     else:
    129         try:
    130             import xsltgenerator
    131         except:
    132             print("failed to generate stubs for libxslt, aborting ...")
    133             print(sys.exc_info()[0], sys.exc_info()[1])
    134         else:
    135             head = open("libxsl.py", "r")
    136             generated = open("libxsltclass.py", "r")
    137             result = open("libxslt.py", "w")
    138             for line in head.readlines():
    139                 if WITHDLLS:
    140                     result.write(altImport(line))
    141                 else:
    142                     result.write(line)
    143             for line in generated.readlines():
    144                 result.write(line)
    145             head.close()
    146             generated.close()
    147             result.close()
    148             with_xslt=1
    149 else:
    150     with_xslt=1
    151 
    152 if with_xslt == 1:
    153     xslt_includes=""
    154     for dir in includes_dir:
    155         if not missing(dir + "/libxslt/xsltconfig.h"):
    156             xslt_includes=dir + "/libxslt"
    157             break;
    158 
    159     if xslt_includes == "":
    160         print("failed to find headers for libxslt: update includes_dir")
    161         with_xslt = 0
    162 
    163 
    164 descr = "libxml2 package"
    165 modules = [ 'libxml2', 'drv_libxml2' ]
    166 if WITHDLLS:
    167     modules.append('libxmlmods.__init__')
    168 c_files = ['libxml2-py.c', 'libxml.c', 'types.c' ]
    169 includes= [xml_includes, iconv_includes]
    170 libs    = [libraryPrefix + "xml2"] + platformLibs
    171 macros  = []
    172 if with_threads:
    173     macros.append(('_REENTRANT','1'))
    174 if with_xslt == 1:
    175     descr = "libxml2 and libxslt package"
    176     if not sys.platform.startswith('win'):
    177         #
    178         # We are gonna build 2 identical shared libs with merge initializing
    179         # both libxml2mod and libxsltmod
    180         #
    181         c_files = c_files + ['libxslt-py.c', 'libxslt.c']
    182         xslt_c_files = c_files
    183         macros.append(('MERGED_MODULES', '1'))
    184     else:
    185         #
    186         # On windows the MERGED_MODULE option is not needed
    187         # (and does not work)
    188         #
    189         xslt_c_files = ['libxslt-py.c', 'libxslt.c', 'types.c']
    190     libs.insert(0, libraryPrefix + 'exslt')
    191     libs.insert(0, libraryPrefix + 'xslt')
    192     includes.append(xslt_includes)
    193     modules.append('libxslt')
    194 
    195 
    196 extens=[Extension('libxml2mod', c_files, include_dirs=includes,
    197                   library_dirs=libdirs,
    198                   libraries=libs, define_macros=macros)]
    199 if with_xslt == 1:
    200     extens.append(Extension('libxsltmod', xslt_c_files, include_dirs=includes,
    201                             library_dirs=libdirs,
    202                             libraries=libs, define_macros=macros))
    203 
    204 if missing("MANIFEST"):
    205 
    206     manifest = open("MANIFEST", "w")
    207     manifest.write("setup.py\n")
    208     for file in xml_files:
    209         manifest.write(file + "\n")
    210     if with_xslt == 1:
    211         for file in xslt_files:
    212             manifest.write(file + "\n")
    213     manifest.close()
    214 
    215 if WITHDLLS:
    216     ext_package = "libxmlmods"
    217     if sys.version >= "2.2":
    218         base = "lib/site-packages/"
    219     else:
    220         base = ""
    221     data_files = [(base+"libxmlmods",dlls)]
    222 else:
    223     ext_package = None
    224     data_files = []
    225 
    226 setup (name = "libxml2-python",
    227        # On *nix, the version number is created from setup.py.in
    228        # On windows, it is set by configure.js
    229        version = "2.9.2",
    230        description = descr,
    231        author = "Daniel Veillard",
    232        author_email = "veillard (at] redhat.com",
    233        url = "http://xmlsoft.org/python.html",
    234        licence="MIT Licence",
    235        py_modules=modules,
    236        ext_modules=extens,
    237        ext_package=ext_package,
    238        data_files=data_files,
    239        )
    240 
    241 sys.exit(0)
    242 
    243