Python code coverage for PC/VS7.1/build_ssl.py

#	count	content
1	n/a	# Script for building the _ssl and _hashlib modules for Windows.
2	n/a	# Uses Perl to setup the OpenSSL environment correctly
3	n/a	# and build OpenSSL, then invokes a simple nmake session
4	n/a	# for the actual _ssl.pyd and _hashlib.pyd DLLs.
5	n/a
6	n/a	# THEORETICALLY, you can:
7	n/a	# * Unpack the latest SSL release one level above your main Python source
8	n/a	# directory. It is likely you will already find the zlib library and
9	n/a	# any other external packages there.
10	n/a	# * Install ActivePerl and ensure it is somewhere on your path.
11	n/a	# * Run this script from the PCBuild directory.
12	n/a	#
13	n/a	# it should configure and build SSL, then build the _ssl and _hashlib
14	n/a	# Python extensions without intervention.
15	n/a
16	n/a	import os, sys, re
17	n/a
18	n/a	# Find all "foo.exe" files on the PATH.
19	n/a	def find_all_on_path(filename, extras = None):
20	n/a	entries = os.environ["PATH"].split(os.pathsep)
21	n/a	ret = []
22	n/a	for p in entries:
23	n/a	fname = os.path.abspath(os.path.join(p, filename))
24	n/a	if os.path.isfile(fname) and fname not in ret:
25	n/a	ret.append(fname)
26	n/a	if extras:
27	n/a	for p in extras:
28	n/a	fname = os.path.abspath(os.path.join(p, filename))
29	n/a	if os.path.isfile(fname) and fname not in ret:
30	n/a	ret.append(fname)
31	n/a	return ret
32	n/a
33	n/a	# Find a suitable Perl installation for OpenSSL.
34	n/a	# cygwin perl does not work. ActivePerl does.
35	n/a	# Being a Perl dummy, the simplest way I can check is if the "Win32" package
36	n/a	# is available.
37	n/a	def find_working_perl(perls):
38	n/a	for perl in perls:
39	n/a	fh = os.popen(perl + ' -e "use Win32;"')
40	n/a	fh.read()
41	n/a	rc = fh.close()
42	n/a	if rc:
43	n/a	continue
44	n/a	return perl
45	n/a	print "Can not find a suitable PERL:"
46	n/a	if perls:
47	n/a	print " the following perl interpreters were found:"
48	n/a	for p in perls:
49	n/a	print " ", p
50	n/a	print " None of these versions appear suitable for building OpenSSL"
51	n/a	else:
52	n/a	print " NO perl interpreters were found on this machine at all!"
53	n/a	print " Please install ActivePerl and ensure it appears on your path"
54	n/a	print "The Python SSL module was not built"
55	n/a	return None
56	n/a
57	n/a	# Locate the best SSL directory given a few roots to look into.
58	n/a	def find_best_ssl_dir(sources):
59	n/a	candidates = []
60	n/a	for s in sources:
61	n/a	try:
62	n/a	# note: do not abspath s; the build will fail if any
63	n/a	# higher up directory name has spaces in it.
64	n/a	fnames = os.listdir(s)
65	n/a	except OSError:
66	n/a	fnames = []
67	n/a	for fname in fnames:
68	n/a	fqn = os.path.join(s, fname)
69	n/a	if os.path.isdir(fqn) and fname.startswith("openssl-"):
70	n/a	candidates.append(fqn)
71	n/a	# Now we have all the candidates, locate the best.
72	n/a	best_parts = []
73	n/a	best_name = None
74	n/a	for c in candidates:
75	n/a	parts = re.split("[.-]", os.path.basename(c))[1:]
76	n/a	# eg - openssl-0.9.7-beta1 - ignore all "beta" or any other qualifiers
77	n/a	if len(parts) >= 4:
78	n/a	continue
79	n/a	if parts > best_parts:
80	n/a	best_parts = parts
81	n/a	best_name = c
82	n/a	if best_name is not None:
83	n/a	print "Found an SSL directory at '%s'" % (best_name,)
84	n/a	else:
85	n/a	print "Could not find an SSL directory in '%s'" % (sources,)
86	n/a	sys.stdout.flush()
87	n/a	return best_name
88	n/a
89	n/a	def run_configure(configure, do_script):
90	n/a	os.system("perl Configure "+configure)
91	n/a	os.system(do_script)
92	n/a
93	n/a	def main():
94	n/a	build_all = "-a" in sys.argv
95	n/a	if sys.argv[1] == "Release":
96	n/a	arch = "x86"
97	n/a	debug = False
98	n/a	configure = "VC-WIN32"
99	n/a	do_script = "ms\\do_masm"
100	n/a	makefile = "ms\\nt.mak"
101	n/a	elif sys.argv[1] == "Debug":
102	n/a	arch = "x86"
103	n/a	debug = True
104	n/a	configure = "VC-WIN32"
105	n/a	do_script = "ms\\do_masm"
106	n/a	makefile="ms\\d32.mak"
107	n/a	elif sys.argv[1] == "ReleaseItanium":
108	n/a	arch = "ia64"
109	n/a	debug = False
110	n/a	configure = "VC-WIN64I"
111	n/a	do_script = "ms\\do_win64i"
112	n/a	makefile = "ms\\nt.mak"
113	n/a	os.environ["VSEXTCOMP_USECL"] = "MS_ITANIUM"
114	n/a	elif sys.argv[1] == "ReleaseAMD64":
115	n/a	arch="amd64"
116	n/a	debug=False
117	n/a	configure = "VC-WIN64A"
118	n/a	do_script = "ms\\do_win64a"
119	n/a	makefile = "ms\\nt.mak"
120	n/a	os.environ["VSEXTCOMP_USECL"] = "MS_OPTERON"
121	n/a	make_flags = ""
122	n/a	if build_all:
123	n/a	make_flags = "-a"
124	n/a	# perl should be on the path, but we also look in "\perl" and "c:\\perl"
125	n/a	# as "well known" locations
126	n/a	perls = find_all_on_path("perl.exe", ["\\perl\\bin", "C:\\perl\\bin"])
127	n/a	perl = find_working_perl(perls)
128	n/a	if perl is None:
129	n/a	sys.exit(1)
130	n/a
131	n/a	print "Found a working perl at '%s'" % (perl,)
132	n/a	sys.stdout.flush()
133	n/a	# Look for SSL 2 levels up from pcbuild - ie, same place zlib etc all live.
134	n/a	ssl_dir = find_best_ssl_dir(("..\\..\\..",))
135	n/a	if ssl_dir is None:
136	n/a	sys.exit(1)
137	n/a
138	n/a	old_cd = os.getcwd()
139	n/a	try:
140	n/a	os.chdir(ssl_dir)
141	n/a	# If the ssl makefiles do not exist, we invoke Perl to generate them.
142	n/a	# Due to a bug in this script, the makefile sometimes ended up empty
143	n/a	# Force a regeneration if it is.
144	n/a	if not os.path.isfile(makefile) or os.path.getsize(makefile)==0:
145	n/a	print "Creating the makefiles..."
146	n/a	sys.stdout.flush()
147	n/a	# Put our working Perl at the front of our path
148	n/a	os.environ["PATH"] = os.path.dirname(perl) + \
149	n/a	os.pathsep + \
150	n/a	os.environ["PATH"]
151	n/a	run_configure(configure, do_script)
152	n/a	if arch=="x86" and debug:
153	n/a	# the do_masm script in openssl doesn't generate a debug
154	n/a	# build makefile so we generate it here:
155	n/a	os.system("perl util\mk1mf.pl debug "+configure+" >"+makefile)
156	n/a
157	n/a	# Now run make.
158	n/a	makeCommand = "nmake /nologo PERL=\"%s\" -f \"%s\"" %(perl, makefile)
159	n/a	print "Executing ssl makefiles:", makeCommand
160	n/a	sys.stdout.flush()
161	n/a	rc = os.system(makeCommand)
162	n/a	if rc:
163	n/a	print "Executing "+makefile+" failed"
164	n/a	print rc
165	n/a	sys.exit(rc)
166	n/a	finally:
167	n/a	os.chdir(old_cd)
168	n/a	# And finally, we can build the _ssl module itself for Python.
169	n/a	defs = "SSL_DIR=\"%s\"" % (ssl_dir,)
170	n/a	if debug:
171	n/a	defs = defs + " " + "DEBUG=1"
172	n/a	if arch in ('amd64', 'ia64'):
173	n/a	defs = defs + " EXTRA_CFLAGS=/GS- EXTRA_LIBS=bufferoverflowU.lib"
174	n/a	makeCommand = 'nmake /nologo -f _ssl.mak ' + defs + " " + make_flags
175	n/a	print "Executing:", makeCommand
176	n/a	sys.stdout.flush()
177	n/a	rc = os.system(makeCommand)
178	n/a	sys.exit(rc)
179	n/a
180	n/a	if __name__=='__main__':
181	n/a	main()