build: require minimum version of OpenSSL to be 1.0.1
Change-Id: I5d3fe907a7ab3159955e80a60cf0f011fd2b3154
Refs: #3007, #2949, #3089
diff --git a/.waf-tools/openssl.py b/.waf-tools/openssl.py
new file mode 100644
index 0000000..ec0dad1
--- /dev/null
+++ b/.waf-tools/openssl.py
@@ -0,0 +1,105 @@
+#! /usr/bin/env python
+# encoding: utf-8
+# Yingdi Yu (UCLA) 2016
+
+'''
+
+When using this tool, the wscript will look like:
+
+ def options(opt):
+ opt.load('openssl')
+
+ def configure(conf):
+ conf.load('compiler_cxx openssl')
+ conf.check_openssl()
+
+ def build(bld):
+ bld(source='main.cpp', target='app', use='OPENSSL')
+
+'''
+
+import re
+from waflib import Utils, Logs
+from waflib.Configure import conf
+
+OPENSSL_VERSION_FILE = 'opensslv.h'
+OPENSSL_DIR_OSX = ['/usr/local', '/opt/local']
+OPENSSL_DIR = ['/usr', '/usr/local', '/opt/local', '/sw']
+
+def options(opt):
+ opt.add_option('--with-openssl', type='string', default=None, dest='openssl_dir',
+ help='''Path to where OpenSSL is installed, e.g., /usr/local''')
+
+
+@conf
+def __openssl_get_version_file(self, dir):
+ try:
+ return self.root.find_dir(dir).find_node('%s/%s' % ('include/openssl',
+ OPENSSL_VERSION_FILE))
+ except:
+ return None
+
+@conf
+def __openssl_find_root_and_version_file(self, *k, **kw):
+ root = k and k[0] or kw.get('path', self.options.openssl_dir)
+
+ file = self.__openssl_get_version_file(root)
+ if root and file:
+ return (root, file)
+
+ openssl_dir = [];
+ if Utils.unversioned_sys_platform() == "darwin":
+ openssl_dir = OPENSSL_DIR_OSX
+ else:
+ openssl_dir = OPENSSL_DIR
+
+ if not root:
+ for dir in openssl_dir:
+ file = self.__openssl_get_version_file(dir)
+ if file:
+ return (dir, file)
+
+ if root:
+ self.fatal('OpenSSL not found in %s' % root)
+ else:
+ self.fatal('OpenSSL not found, please provide a --with-openssl=PATH argument (see help)')
+
+@conf
+def check_openssl(self, *k, **kw):
+ atleast_version = kw.get('atleast_version', 0)
+ var = kw.get('uselib_store', 'OPENSSL')
+
+ self.start_msg('Checking for OpenSSL lib')
+ (root, file) = self.__openssl_find_root_and_version_file(*k, **kw)
+
+ try:
+ txt = file.read()
+ re_version = re.compile('^#\\s*define\\s+OPENSSL_VERSION_NUMBER\\s+(.*)L', re.M)
+ version_number = re_version.search(txt)
+
+ re_version_text = re.compile('^#\\s*define\\s+OPENSSL_VERSION_TEXT\\s+(.*)', re.M)
+ version_text = re_version_text.search(txt)
+
+ if version_number and version_text:
+ version = version_number.group(1)
+ self.end_msg(version_text.group(1))
+ else:
+ self.fatal('OpenSSL version file is present, but is not recognizable')
+ except:
+ self.fatal('OpenSSL version file is not found or is not usable')
+
+ if int(version, 16) < atleast_version:
+ self.fatal("The version of OpenSSL is too old\n" +
+ "Please upgrade your distribution or install newer version of OpenSSL library")
+
+ kwargs = {}
+ if root:
+ kwargs['includes'] = "%s/include" % root
+ kwargs['libpath'] = "%s/lib" % root
+
+ libcrypto = self.check_cxx(lib=['ssl', 'crypto'],
+ msg='Checking if OpenSSL library works',
+ define_name='HAVE_%s' % var,
+ uselib_store=var,
+ mandatory=True,
+ **kwargs)