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Diffstat (limited to 'PC/VC6/build_ssl.py')
| -rw-r--r-- | PC/VC6/build_ssl.py | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/PC/VC6/build_ssl.py b/PC/VC6/build_ssl.py new file mode 100644 index 0000000..29a5192 --- /dev/null +++ b/PC/VC6/build_ssl.py @@ -0,0 +1,233 @@ +# 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 PC/VC6 directory. +# +# it should configure and build SSL, then build the ssl Python extension +# without intervention. + +# Modified by Christian Heimes +# Now this script supports pre-generated makefiles and assembly files. +# Developers don't need an installation of Perl anymore to build Python. A svn +# checkout from our svn repository is enough. + +import os, sys, re, shutil + +# 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('"%s" -e "use Win32;"' % perl) + 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" + 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: + # note: do not abspath s; the build will fail if any + # higher up directory name has spaces in it. + 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,) + sys.stdout.flush() + return best_name + +def fix_makefile(makefile): + """Fix some stuff in all makefiles + """ + if not os.path.isfile(makefile): + return + # 2.4 compatibility + fin = open(makefile) + if 1: # with open(makefile) as fin: + lines = fin.readlines() + fin.close() + fout = open(makefile, 'w') + if 1: # with open(makefile, 'w') as fout: + for line in lines: + if line.startswith("PERL="): + continue + if line.startswith("CP="): + line = "CP=copy\n" + if line.startswith("MKDIR="): + line = "MKDIR=mkdir\n" + if line.startswith("CFLAG="): + line = line.strip() + for algo in ("RC5", "MDC2", "IDEA"): + noalgo = " -DOPENSSL_NO_%s" % algo + if noalgo not in line: + line = line + noalgo + line = line + '\n' + fout.write(line) + fout.close() + +def run_configure(configure, do_script): + print "perl Configure "+configure + os.system("perl Configure "+configure) + print do_script + os.system(do_script) + +def cmp(f1, f2): + bufsize = 1024 * 8 + with open(f1, 'rb') as fp1, open(f2, 'rb') as fp2: + while True: + b1 = fp1.read(bufsize) + b2 = fp2.read(bufsize) + if b1 != b2: + return False + if not b1: + return True + +def copy(src, dst): + if os.path.isfile(dst) and cmp(src, dst): + return + shutil.copy(src, dst) + +def main(): + debug = "-d" in sys.argv + build_all = "-a" in sys.argv + if 1: # Win32 + arch = "x86" + configure = "VC-WIN32" + do_script = "ms\\do_nasm" + makefile="ms\\nt.mak" + m32 = makefile + dirsuffix = "32" + configure += " no-idea no-rc5 no-mdc2" + 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: + print "Found a working perl at '%s'" % (perl,) + else: + print "No Perl installation was found. Existing Makefiles are used." + sys.stdout.flush() + # Look for SSL 3 levels up from PC/VC6 - 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. + # Due to a bug in this script, the makefile sometimes ended up empty + # Force a regeneration if it is. + if not os.path.isfile(makefile) or os.path.getsize(makefile)==0: + if perl is None: + print "Perl is required to build the makefiles!" + sys.exit(1) + + print "Creating the makefiles..." + sys.stdout.flush() + # Put our working Perl at the front of our path + os.environ["PATH"] = os.path.dirname(perl) + \ + os.pathsep + \ + os.environ["PATH"] + run_configure(configure, do_script) + if debug: + print "OpenSSL debug builds aren't supported." + #if arch=="x86" and debug: + # # the do_masm script in openssl doesn't generate a debug + # # build makefile so we generate it here: + # os.system("perl util\mk1mf.pl debug "+configure+" >"+makefile) + + fix_makefile(makefile) + copy(r"crypto\buildinf.h", r"crypto\buildinf_%s.h" % arch) + copy(r"crypto\opensslconf.h", r"crypto\opensslconf_%s.h" % arch) + + # If the assembler files don't exist in tmpXX, copy them there + if perl is None: + if not os.path.exists("tmp"+dirsuffix): + os.mkdir("tmp"+dirsuffix) + for f in os.listdir("asm"+dirsuffix): + if not f.endswith(".asm"): continue + if os.path.isfile(r"tmp%s\%s" % (dirsuffix, f)): continue + shutil.copy(r"asm%s\%s" % (dirsuffix, f), "tmp"+dirsuffix) + + # Now run make. + copy(r"crypto\buildinf_%s.h" % arch, r"crypto\buildinf.h") + copy(r"crypto\opensslconf_%s.h" % arch, r"crypto\opensslconf.h") + + #makeCommand = "nmake /nologo PERL=\"%s\" -f \"%s\"" %(perl, makefile) + makeCommand = "nmake /nologo -f \"%s\"" % makefile + print "Executing ssl makefiles:", makeCommand + sys.stdout.flush() + rc = os.system(makeCommand) + if rc: + print "Executing "+makefile+" 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() |