1 files changed, 185 insertions, 0 deletions
diff --git a/win/wb.py b/win/wb.py
new file mode 100644
index 0000000..7c2c8b9
--- /dev/null
+++ b/win/wb.py
@@ -0,0 +1,185 @@
+# Python module containing general build functions
+# for OpenVPN on Windows
+
+import os, re, shutil
+
+autogen = "Automatically generated by OpenVPN Windows build system"
+
+def get_config():
+    kv = {}
+    parse_version_m4(kv, home_fn('version.m4'))
+    parse_settings_in(kv, mod_fn('settings.in'))
+
+    # config fixups
+    kv['DDKVER'] = os.path.basename(kv['DDK_PATH'])
+    kv['DDKVER_MAJOR'] = re.match(r'^(\d+)\.', kv['DDKVER']).groups()[0]
+
+    if 'VERSION_SUFFIX' in kv:
+        kv['PRODUCT_VERSION'] += kv['VERSION_SUFFIX']
+
+    return kv
+
+def mod_fn(fn, src=__file__, real=True):
+    p = os.path.join(os.path.dirname(src), os.path.normpath(fn))
+    if real:
+        p = os.path.realpath(p)
+    return p
+
+def home_fn(fn, real=True):
+    return mod_fn(os.path.join('..', fn), real=real)
+
+def cd_home():
+    os.chdir(os.path.join(os.path.dirname(__file__), '..'))
+
+def system(cmd):
+    print "RUN:", cmd
+    os.system(cmd)
+
+def parse_version_m4(kv, version_m4):
+    r = re.compile(r'^define\((\w+),\[(.*)\]\)$')
+    f = open(version_m4)
+    for line in f:
+        line = line.rstrip()
+        m = re.match(r, line)
+        if m:
+            g = m.groups()
+            kv[g[0]] = g[1]
+    f.close()
+
+def parse_settings_in(kv, settings_in):
+    r = re.compile(r'^!define\s+(\w+)(?:\s+"?(.*?)"?)?$')
+    f = open(settings_in)
+    for line in f:
+        line = line.rstrip()
+        m = re.match(r, line)
+        if m:
+            g = m.groups()
+            kv[g[0]] = g[1] or ''
+    f.close()
+
+def dict_def(dict, newdefs):
+    ret = dict.copy()
+    ret.update(newdefs)
+    return ret
+
+def build_autodefs(kv, autodefs_in, autodefs_out):
+    preprocess(kv,
+               in_fn=autodefs_in,
+               out_fn=autodefs_out,
+               quote_begin='@',
+               quote_end='@',
+               head_comment='/* %s */\n\n' % autogen)
+
+def preprocess(kv, in_fn, out_fn, quote_begin=None, quote_end=None, if_prefix=None, head_comment=None):
+    def repfn(m):
+        var, = m.groups()
+        return kv.get(var, '')
+
+    re_macro = re_ifdef = None
+
+    if quote_begin and quote_end:
+        re_macro = re.compile(r'%s(\w+)%s' % (re.escape(quote_begin), re.escape(quote_end)))
+
+    if if_prefix:
+        re_ifdef = re.compile(r'^\s*%sifdef\s+(\w+)\b' % (re.escape(if_prefix),))
+        re_else = re.compile(r'^\s*%selse\b' % (re.escape(if_prefix),))
+        re_endif = re.compile(r'^\s*%sendif\b' % (re.escape(if_prefix),))
+
+    if_stack = []
+    fin = open(in_fn)
+    fout = open(out_fn, 'w')
+    if head_comment:
+        fout.write(head_comment)
+    for line in fin:
+        if re_ifdef:
+            m = re.match(re_ifdef, line)
+            if m:
+                var, = m.groups()
+                if_stack.append(int(var in kv))
+                continue
+            elif re.match(re_else, line):
+                if_stack[-1] ^= 1
+                continue
+            elif re.match(re_endif, line):
+                if_stack.pop()
+                continue
+        if not if_stack or min(if_stack):
+            if re_macro:
+                line = re.sub(re_macro, repfn, line)
+            fout.write(line)
+    assert not if_stack
+    fin.close()
+    fout.close()
+
+def print_key_values(kv):
+    for k, v in sorted(kv.items()):
+        print "%s%s%s" % (k, ' '*(32-len(k)), repr(v))
+
+def get_sources(makefile_am):
+    c = set()
+    h = set()
+    f = open(makefile_am)
+    state = False
+    for line in f:
+        line = line.rstrip()
+        if line == 'openvpn_SOURCES = \\':
+            state = True
+        elif not line:
+            state = False
+        elif state:
+            for sf in line.split():
+                if sf.endswith('.c'):
+                    c.add(sf[:-2])
+                elif sf.endswith('.h'):
+                    h.add(sf[:-2])
+                elif sf == '\\':
+                    pass
+                else:
+                    print >>sys.stderr, "Unrecognized filename:", sf
+    f.close()
+    return [ sorted(list(s)) for s in (c, h) ]
+
+def output_mak_list(title, srclist, ext):
+    ret = "%s =" % (title,)
+    for x in srclist:
+        ret += " \\\n\t%s.%s" % (x, ext)
+    ret += '\n\n'
+    return ret
+
+def make_headers_objs(makefile_am):
+    c, h = get_sources(makefile_am)
+    ret = output_mak_list('HEADERS', h, 'h')
+    ret += output_mak_list('OBJS', c, 'obj')
+    return ret
+
+def choose_arch(arch_name):
+    if arch_name == 'x64':
+        return (True,)
+    elif arch_name == 'x86':
+        return (False,)
+    elif arch_name == 'all':
+        return (True, False)
+    else:
+        raise ValueError("architecture ('%s') must be x86, x64, or all" % (arch_name,))
+
+def rm_rf(dir):
+    print "REMOVE", dir
+    shutil.rmtree(dir, ignore_errors=True)
+
+def mkdir(dir):
+    print "MKDIR", dir
+    os.mkdir(dir)
+
+def cp_a(src, dest, dest_is_dir=True):
+    if dest_is_dir:
+        dest = os.path.join(dest, os.path.basename(src))
+    print "COPY_DIR %s %s" % (src, dest)
+    shutil.copytree(src, dest)
+
+def cp(src, dest, dest_is_dir=True):
+    if dest_is_dir:
+        dest = os.path.join(dest, os.path.basename(src))
+    print "COPY %s %s" % (src, dest)
+    shutil.copyfile(src, dest)
+
+config = get_config()