Add tizen 5.5 rootstrap api filter for gdbus

Change-Id: I099a3bfd0a6ac2576df672112ae7a821270db767
Signed-off-by: sanghyeok.oh <sanghyeok.oh@samsung.com>

diff --git a/script/api_filter_5.5_gdbus.py b/script/api_filter_5.5_gdbus.py
new file mode 100755 (executable)
index 0000000..37208e9
--- /dev/null
+++ b/script/api_filter_5.5_gdbus.py
@@ -0,0 +1,130 @@
+#!/usr/bin/python2
+import sys, os, re
+
+# use space as delimiter
+glibdirs = "glib-2.0"
+
+# g_dbus api matcher
+re_func = re.compile("(?P<rtype>\w*[\t ]*[*]{0,3})[\t ]*(?P<api>[_]?g_(test_)?[d]?bus_[\w\d]+)[\t ]+(?P<param>\()")
+re_func_end = re.compile("[)]{1}.*[;]{1}")
+
+# special case matcher
+# G_DEFINE_AUTOPTR_CLEANUP_FUNC(GDBusNodeInfo, g_dbus_node_info_unref)
+re_def_auto_ptr = re.compile("G_DEFINE_AUTOPTR_CLEANUP_FUNC\(.*(?P<api>[_]?g_(test_)?[d]?bus_[\w\d]+)+[\w\s]*\)")
+
+def api_filter(relative_path):
+    # traverse header files
+    for glibdir in glibdirs.split():
+        glibpath = relative_path + "/usr/include/" + glibdir
+        if not os.path.isdir(glibpath):
+            print(glibpath, 'is not valid path')
+            continue
+        print(glibpath)
+        for subdir, dirs, files in os.walk(glibpath):
+            for file in files:
+                filepath = subdir + os.sep + file
+
+                buf = list()
+                fp = open(filepath, "rt")
+                if not fp:
+                    print('file open error', filepath)
+                    continue
+                lines = fp.readlines()
+                fp.close()
+
+                found_func = False
+                nline = False
+
+                for line in lines:
+                    if nline:
+                        if not line:
+                            nline = False
+                            continue
+                        # find end of multi-line macro
+                        if not line.strip() or line.strip()[-1] != '\\':
+                            nline = False
+                        buf.append(line)
+                        continue
+
+                    if not line:
+                        continue
+
+                    line_dup = line.strip()
+                    if not line_dup:
+                        buf.append(line)
+                        continue
+
+                    if found_func:
+                        buf.append('//{0}'.format(line))
+                        # find end of func
+                        if re.search("[)].*[;]", line_dup):
+                            found_func = False
+                        continue
+                    # ignore comment or macro
+                    if line_dup[0] in ['#', '*', '/']:
+                        buf.append(line)
+                        # find macro : '#define + \'
+                        if line_dup[-1] == '\\':
+                            nline = True
+                        continue
+
+                    # find g_dbus_* function
+                    result = re_func.search(line_dup)
+                    if not result:
+                        # G_DEFINE_AUTOPTR_CLEANUP_FUNC(GDBusNodeInfo, g_dbus_node_info_unref)
+                        result = re_def_auto_ptr.search(line_dup)
+                        if result:
+                            buf.append('//{0}'.format(line))
+                            print('{0: <30} {1: <45}\tX'.format(file, '(G_DEFINE*) ' + result.group('api')))
+                        else:
+                            buf.append(line)
+                        continue
+
+                    if not result.group('api') or not result.group('api').strip():
+                        print('error:un reachable', result.groupdict())
+                        continue
+
+                    # ignore private api _g_dbus_xxx
+                    if result.group('api').strip()[0] == '_':
+                        buf.append(line)
+                        continue
+
+                    found_func = True
+
+                    if result.start('param') == -1:
+                        print('un reachable:can not find open parenthesis')
+                    # find end of func
+                    if re_func_end.search(line_dup[result.start('param'):]):
+                        found_func = False
+
+                    # check prefix macro
+                    if len(buf) > 0 and buf[-1].find('GLIB_AVAILABLE_IN') == 0:
+                        buf[-1] = '//' + buf[-1]
+                    buf.append('//{0}'.format(line))
+
+                    print('{0: <30} {1: <45}\tX'.format(file, result.group('api')))
+
+                # re-write header file
+                for i in range(3):
+                    fp = open(filepath, "wt")
+                    if not fp:
+                        print('file open error. failed to re-write', filepath)
+                        print('retry re-write', i)
+                        continue
+                    fp.writelines(buf)
+                    fp.close()
+                    break
+
+# main
+if __name__ == "__main__":
+    # check whether path is given
+    args = ''
+    if sys.argv[0].find('python') == 0:
+        args = sys.argv[1:]
+    else:
+        args = sys.argv
+    if len(args) < 2:
+        print("error: path is not specified.")
+        sys.exit()
+    api_filter(args[1])
+