1 files changed, 93 insertions, 0 deletions
diff --git a/msvc/config.py b/msvc/config.py
new file mode 100644
index 0000000..04ea4c5
--- /dev/null
+++ b/msvc/config.py
@@ -0,0 +1,93 @@
+# build autodefs.h and 
+
+import re
+
+autogen = "Automatically generated by config.py"
+
+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 build_autodefs(kv, autodefs_in, autodefs_out):
+    def repfn(m):
+        var, = m.groups()
+        return kv.get(var, '')
+
+    r = re.compile(r'@(\w+)@')
+    fin = open(autodefs_in)
+    fout = open(autodefs_out, 'w')
+    fout.write("/* %s */\n\n" % autogen)
+    for line in fin:
+        newline = re.sub(r, repfn, line)
+        fout.write(newline)
+    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(out, title, srclist, ext):
+    out.write("%s =" % (title,))
+    for x in srclist:
+        out.write(" \\\n\t%s.%s" % (x, ext))
+    out.write('\n\n')
+
+def output_mak(makefile_am, outfile):
+    c, h = get_sources(makefile_am)
+    out = open(outfile, 'w')
+    out.write("# %s\n\n" % autogen)
+    output_mak_list(out, 'HEADERS', h, 'h')
+    output_mak_list(out, 'OBJS', c, 'obj')
+    out.close()
+
+def main():
+    kv = {}
+    parse_version_m4(kv, 'version.m4')
+    parse_settings_in(kv, 'install-win32/settings.in')
+    build_autodefs(kv, 'msvc/autodefs.h.in', 'autodefs.h')
+    output_mak('Makefile.am', 'head_obj.mak')
+
+main()