| 1 | # Script for building the _ssl and _hashlib modules for Windows.
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| 2 | # Uses Perl to setup the OpenSSL environment correctly
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| 3 | # and build OpenSSL, then invokes a simple nmake session
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| 4 | # for the actual _ssl.pyd and _hashlib.pyd DLLs.
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| 5 |
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| 6 | # THEORETICALLY, you can:
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| 7 | # * Unpack the latest SSL release one level above your main Python source
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| 8 | # directory. It is likely you will already find the zlib library and
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| 9 | # any other external packages there.
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| 10 | # * Install ActivePerl and ensure it is somewhere on your path.
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| 11 | # * Run this script from the PCBuild directory.
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| 12 | #
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| 13 | # it should configure and build SSL, then build the _ssl and _hashlib
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| 14 | # Python extensions without intervention.
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| 15 |
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| 16 | import os, sys, re
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| 17 |
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| 18 | # Find all "foo.exe" files on the PATH.
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| 19 | def find_all_on_path(filename, extras = None):
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| 20 | entries = os.environ["PATH"].split(os.pathsep)
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| 21 | ret = []
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| 22 | for p in entries:
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| 23 | fname = os.path.abspath(os.path.join(p, filename))
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| 24 | if os.path.isfile(fname) and fname not in ret:
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| 25 | ret.append(fname)
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| 26 | if extras:
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| 27 | for p in extras:
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| 28 | fname = os.path.abspath(os.path.join(p, filename))
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| 29 | if os.path.isfile(fname) and fname not in ret:
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| 30 | ret.append(fname)
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| 31 | return ret
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| 32 |
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| 33 | # Find a suitable Perl installation for OpenSSL.
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| 34 | # cygwin perl does *not* work. ActivePerl does.
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| 35 | # Being a Perl dummy, the simplest way I can check is if the "Win32" package
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| 36 | # is available.
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| 37 | def find_working_perl(perls):
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| 38 | for perl in perls:
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| 39 | fh = os.popen(perl + ' -e "use Win32;"')
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| 40 | fh.read()
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| 41 | rc = fh.close()
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| 42 | if rc:
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| 43 | continue
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| 44 | return perl
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| 45 | print "Can not find a suitable PERL:"
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| 46 | if perls:
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| 47 | print " the following perl interpreters were found:"
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| 48 | for p in perls:
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| 49 | print " ", p
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| 50 | print " None of these versions appear suitable for building OpenSSL"
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| 51 | else:
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| 52 | print " NO perl interpreters were found on this machine at all!"
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| 53 | print " Please install ActivePerl and ensure it appears on your path"
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| 54 | print "The Python SSL module was not built"
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| 55 | return None
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| 56 |
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| 57 | # Locate the best SSL directory given a few roots to look into.
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| 58 | def find_best_ssl_dir(sources):
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| 59 | candidates = []
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| 60 | for s in sources:
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| 61 | try:
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| 62 | # note: do not abspath s; the build will fail if any
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| 63 | # higher up directory name has spaces in it.
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| 64 | fnames = os.listdir(s)
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| 65 | except os.error:
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| 66 | fnames = []
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| 67 | for fname in fnames:
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| 68 | fqn = os.path.join(s, fname)
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| 69 | if os.path.isdir(fqn) and fname.startswith("openssl-"):
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| 70 | candidates.append(fqn)
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| 71 | # Now we have all the candidates, locate the best.
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| 72 | best_parts = []
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| 73 | best_name = None
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| 74 | for c in candidates:
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| 75 | parts = re.split("[.-]", os.path.basename(c))[1:]
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| 76 | # eg - openssl-0.9.7-beta1 - ignore all "beta" or any other qualifiers
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| 77 | if len(parts) >= 4:
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| 78 | continue
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| 79 | if parts > best_parts:
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| 80 | best_parts = parts
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| 81 | best_name = c
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| 82 | if best_name is not None:
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| 83 | print "Found an SSL directory at '%s'" % (best_name,)
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| 84 | else:
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