diff options
Diffstat (limited to 'PCbuild8/build_ssl.py')
| -rw-r--r-- | PCbuild8/build_ssl.py | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/PCbuild8/build_ssl.py b/PCbuild8/build_ssl.py new file mode 100644 index 0000000..18488f1 --- /dev/null +++ b/PCbuild8/build_ssl.py @@ -0,0 +1,163 @@ +# Script for building the _ssl module for Windows.
+# Uses Perl to setup the OpenSSL environment correctly
+# and build OpenSSL, then invokes a simple nmake session
+# for _ssl.pyd itself.
+
+# THEORETICALLY, you can:
+# * Unpack the latest SSL release one level above your main Python source
+# directory. It is likely you will already find the zlib library and
+# any other external packages there.
+# * Install ActivePerl and ensure it is somewhere on your path.
+# * Run this script from the PCBuild directory.
+#
+# it should configure and build SSL, then build the ssl Python extension
+# without intervention.
+
+import os, sys, re
+
+# Find all "foo.exe" files on the PATH.
+def find_all_on_path(filename, extras = None):
+ entries = os.environ["PATH"].split(os.pathsep)
+ ret = []
+ for p in entries:
+ fname = os.path.abspath(os.path.join(p, filename))
+ if os.path.isfile(fname) and fname not in ret:
+ ret.append(fname)
+ if extras:
+ for p in extras:
+ fname = os.path.abspath(os.path.join(p, filename))
+ if os.path.isfile(fname) and fname not in ret:
+ ret.append(fname)
+ return ret
+
+# Find a suitable Perl installation for OpenSSL.
+# cygwin perl does *not* work. ActivePerl does.
+# Being a Perl dummy, the simplest way I can check is if the "Win32" package
+# is available.
+def find_working_perl(perls):
+ for perl in perls:
+ fh = os.popen(perl + ' -e "use Win32;"')
+ fh.read()
+ rc = fh.close()
+ if rc:
+ continue
+ return perl
+ print "Can not find a suitable PERL:"
+ if perls:
+ print " the following perl interpreters were found:"
+ for p in perls:
+ print " ", p
+ print " None of these versions appear suitable for building OpenSSL"
+ else:
+ print " NO perl interpreters were found on this machine at all!"
+ print " Please install ActivePerl and ensure it appears on your path"
+ print "The Python SSL module was not built"
+ return None
+
+# Locate the best SSL directory given a few roots to look into.
+def find_best_ssl_dir(sources):
+ candidates = []
+ for s in sources:
+ try:
+ s = os.path.abspath(s)
+ fnames = os.listdir(s)
+ except os.error:
+ fnames = []
+ for fname in fnames:
+ fqn = os.path.join(s, fname)
+ if os.path.isdir(fqn) and fname.startswith("openssl-"):
+ candidates.append(fqn)
+ # Now we have all the candidates, locate the best.
+ best_parts = []
+ best_name = None
+ for c in candidates:
+ parts = re.split("[.-]", os.path.basename(c))[1:]
+ # eg - openssl-0.9.7-beta1 - ignore all "beta" or any other qualifiers
+ if len(parts) >= 4:
+ continue
+ if parts > best_parts:
+ best_parts = parts
+ best_name = c
+ if best_name is not None:
+ print "Found an SSL directory at '%s'" % (best_name,)
+ else:
+ print "Could not find an SSL directory in '%s'" % (sources,)
+ return best_name
+
+def main():
+ debug = "-d" in sys.argv
+ build_all = "-a" in sys.argv
+ make_flags = ""
+ if build_all:
+ make_flags = "-a"
+ # perl should be on the path, but we also look in "\perl" and "c:\\perl"
+ # as "well known" locations
+ perls = find_all_on_path("perl.exe", ["\\perl\\bin", "C:\\perl\\bin"])
+ perl = find_working_perl(perls)
+ if perl is None:
+ sys.exit(1)
+
+ print "Found a working perl at '%s'" % (perl,)
+ # Look for SSL 2 levels up from pcbuild - ie, same place zlib etc all live.
+ ssl_dir = find_best_ssl_dir(("../..",))
+ if ssl_dir is None:
+ sys.exit(1)
+
+ old_cd = os.getcwd()
+ try:
+ os.chdir(ssl_dir)
+ # If the ssl makefiles do not exist, we invoke Perl to generate them.
+ if not os.path.isfile(os.path.join(ssl_dir, "32.mak")) or \
+ not os.path.isfile(os.path.join(ssl_dir, "d32.mak")):
+ print "Creating the makefiles..."
+ # Put our working Perl at the front of our path
+ os.environ["PATH"] = os.path.split(perl)[0] + \
+ os.pathsep + \
+ os.environ["PATH"]
+ # ms\32all.bat will reconfigure OpenSSL and then try to build
+ # all outputs (debug/nondebug/dll/lib). So we filter the file
+ # to exclude any "nmake" commands and then execute.
+ tempname = "ms\\32all_py.bat"
+
+ in_bat = open("ms\\32all.bat")
+ temp_bat = open(tempname,"w")
+ while 1:
+ cmd = in_bat.readline()
+ print 'cmd', repr(cmd)
+ if not cmd: break
+ if cmd.strip()[:5].lower() == "nmake":
+ continue
+ temp_bat.write(cmd)
+ in_bat.close()
+ temp_bat.close()
+ os.system(tempname)
+ try:
+ os.remove(tempname)
+ except:
+ pass
+
+ # Now run make.
+ print "Executing nmake over the ssl makefiles..."
+ if debug:
+ rc = os.system("nmake /nologo -f d32.mak")
+ if rc:
+ print "Executing d32.mak failed"
+ print rc
+ sys.exit(rc)
+ else:
+ rc = os.system("nmake /nologo -f 32.mak")
+ if rc:
+ print "Executing 32.mak failed"
+ print rc
+ sys.exit(rc)
+ finally:
+ os.chdir(old_cd)
+ # And finally, we can build the _ssl module itself for Python.
+ defs = "SSL_DIR=%s" % (ssl_dir,)
+ if debug:
+ defs = defs + " " + "DEBUG=1"
+ rc = os.system('nmake /nologo -f _ssl.mak ' + defs + " " + make_flags)
+ sys.exit(rc)
+
+if __name__=='__main__':
+ main()
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