static, liberal use of keyword

29 files changed, 225 insertions, 221 deletions

diff --git a/org/default_misc.org b/org/default_misc.org
index 993d2a0..fdba922 100644
--- a/org/default_misc.org
+++ b/org/default_misc.org
@@ -65,7 +65,7 @@ import
 
 #+name: meta_defaults_template_registers
 #+BEGIN_SRC d
-string[string][string] conf_aa_empty() {
+static string[string][string] conf_aa_empty() {
   auto conf_ = [
     "webserv": [
        "url_root"         : "",
@@ -146,7 +146,7 @@ string[string][string] conf_aa_empty() {
 
 #+name: meta_defaults_template_registers
 #+BEGIN_SRC d
-string[string][string] meta_aa_empty() {
+static string[string][string] meta_aa_empty() {
   auto meta_ = [
     "classify": [
       "dewey"             : "",
@@ -214,7 +214,7 @@ string[string][string] meta_aa_empty() {
 
 #+name: meta_defaults_template_registers
 #+BEGIN_SRC d
-auto ptr_head_main =
+static auto ptr_head_main =
   [
     "classify",
     "creator",
@@ -227,7 +227,7 @@ auto ptr_head_main =
     "rights",
     "title"
   ];
-auto ptr_head_sub_classify =
+static auto ptr_head_sub_classify =
   [
     "dewey",
     "keywords",
@@ -235,7 +235,7 @@ auto ptr_head_sub_classify =
     "subject",
     "topic_register"
   ];
-auto ptr_head_sub_creator =
+static auto ptr_head_sub_creator =
   [
     "author",
     "author_email",
@@ -243,7 +243,7 @@ auto ptr_head_sub_creator =
     "illustrator",
     "translator"
   ];
-auto ptr_head_sub_date =
+static auto ptr_head_sub_date =
   [
     "added_to_site",
     "available",
@@ -253,14 +253,14 @@ auto ptr_head_sub_date =
     "published",
     "valid"
   ];
-auto ptr_head_sub_identifier =
+static auto ptr_head_sub_identifier =
   [
     "isbn",
     "oclc",
     "pg"
   ];
 /+ make +/
-auto ptr_head_sub_make =
+static auto ptr_head_sub_make =
   [
     "cover_image",
     "home_button_image",
@@ -275,27 +275,27 @@ auto ptr_head_sub_make =
     "texpdf_font",
     "css"
   ];
-auto ptr_head_sub_notes =
+static auto ptr_head_sub_notes =
   [
     "abstract",
     "description"
   ];
-auto ptr_head_sub_original =
+static auto ptr_head_sub_original =
   [
     "language",
     "source",
     "title"
   ];
-auto ptr_head_sub_publisher =
+static auto ptr_head_sub_publisher =
   [ "name" ];
-auto ptr_head_sub_rights =
+static auto ptr_head_sub_rights =
   [
     "copyright",
     "cover",
     "illustrations",
     "license"
   ];
-auto ptr_head_sub_title =
+static auto ptr_head_sub_title =
   [
     "edition",
     "full",
@@ -394,7 +394,7 @@ header.
 #+BEGIN_SRC d
 template SiSUrgxInitFlags() {
   /+ regex flags +/
-  int[string] flags_type_init() {
+  static int[string] flags_type_init() {
     int[string] flags_type_init = [
       "make_headings"              : 0,
       "header_make"                : 0,
@@ -437,7 +437,7 @@ template SiSUrgxInitFlags() {
 #+name: meta_defaults_template_node
 #+BEGIN_SRC d
 template SiSUnode() {
-  string[string] node_metadata_heading_str() {
+  static string[string] node_metadata_heading_str() {
     auto _node = [
         "is"                            : "",
         "ocn"                           : "",
@@ -447,7 +447,7 @@ template SiSUnode() {
     ];
     return _node;
   }
-  int[string] node_metadata_heading_int() {
+  static int[string] node_metadata_heading_int() {
     auto _node = [
         "ocn"                           : 0, // decide whether to use or keep?
         "ptr_doc_object"                : 0,
@@ -460,7 +460,7 @@ template SiSUnode() {
     ];
     return _node;
   }
-  string[string] node_metadata_para_str() {
+  static string[string] node_metadata_para_str() {
     auto _node = [
         "is"                            : "",
         "ocn"                           : "",
@@ -468,7 +468,7 @@ template SiSUnode() {
     ];
     return _node;
   }
-  int[string] node_metadata_para_int() {
+  static int[string] node_metadata_para_int() {
     auto _node = [
         "ocn"                           : 0,
         "indent_base"                   : 0,
@@ -487,7 +487,7 @@ template SiSUnode() {
 template SiSUbiblio() {
   // required: deemed_author (author || editor); year; fulltitle;
   struct BibJsnStr {
-    auto biblio_entry_tags_jsonstr() {
+    static auto biblio_entry_tags_jsonstr() {
       string x =  `{
         "is"                               : "",
         "sortby_deemed_author_year_title"  : "",
@@ -568,7 +568,7 @@ import
 #+name: defaults_template_markup
 #+BEGIN_SRC d
 template InternalMarkup() {
-  struct InlineMarkup {
+  static struct InlineMarkup {
     auto en_a_o = "【";      auto en_a_c = "】";
     auto en_b_o = "〖";      auto en_b_c = "〗";
     auto lnk_o = "┥";        auto lnk_c = "┝";
@@ -587,11 +587,11 @@ template InternalMarkup() {
     auto tc_c = "┚";
     auto tc_p = "┆";
     auto mono = "■";
-    string indent_by_spaces_provided(int indent, string _indent_spaces ="░░") {
+    static string indent_by_spaces_provided(int indent, string _indent_spaces ="░░") {
       _indent_spaces = replicate(_indent_spaces, indent);
       return _indent_spaces;
     }
-    string repeat_character_by_number_provided(C,N)(C _character ="-", N number=10) {
+    static string repeat_character_by_number_provided(C,N)(C _character ="-", N number=10) {
       _character = replicate(_character, number);
       return _character;
     }
@@ -606,7 +606,7 @@ template InternalMarkup() {
 template SiSUlanguageCodes() {
   /+ language codes +/
   struct Lang {
-    string[string][string] codes() {
+    static string[string][string] codes() {
       auto _lang_codes = [
         "am":    [ "c": "am",    "n": "Amharic",           "t": "Amharic",                   "xlp": "amharic"      ],
         "bg":    [ "c": "bg",    "n": "Bulgarian",         "t": "Български (Bəlgarski)",     "xlp": "bulgarian"    ],
@@ -673,18 +673,18 @@ template SiSUlanguageCodes() {
       ];
       return _lang_codes;
     }
-    string[] code_arr_ptr() {
+    static string[] code_arr_ptr() {
       auto _lang_codes = ["am", "bg", "bn", "br", "ca", "cs", "cy", "da", "de", "el", "en", "eo", "es", "et", "eu", "fi", "fr", "ga", "gl", "he", "hi", "hr", "hy", "ia", "is", "it", "ja", "ko", "la", "lo", "lt", "lv", "ml", "mr", "nl", "no", "nn", "oc", "pl", "pt", "pt_BR", "ro", "ru", "sa", "se", "sk", "sl", "sq", "sr", "sv", "ta", "te", "th", "tk", "tr", "uk", "ur", "us", "vi", "zh", "en", "xx",];
       return _lang_codes;
     }
-    string[] code_arr() {
+    static string[] code_arr() {
       auto _lang_codes = ["am", "bg", "bn", "br", "ca", "cs", "cy", "da", "de", "el", "en", "eo", "es", "et", "eu", "fi", "fr", "ga", "gl", "he", "hi", "hr", "hy", "ia", "is", "it", "ja", "ko", "la", "lo", "lt", "lv", "ml", "mr", "nl", "no", "nn", "oc", "pl", "pt", "pt_BR", "ro", "ru", "sa", "se", "sk", "sl", "sq", "sr", "sv", "ta", "te", "th", "tk", "tr", "uk", "ur", "vi", "zh"];
       return _lang_codes;
     }
-    auto codes_() {
+    static auto codes_() {
       return "(" ~ join(code_arr,"|") ~ ")";
     }
-    auto codes_regex() {
+    static auto codes_regex() {
       return regex(codes_);
     }
   }
@@ -695,7 +695,7 @@ template SiSUlanguageCodes() {
 
 #+name: meta_ansi_colors
 #+BEGIN_SRC d
-string[string] scr_txt_color = [
+static string[string] scr_txt_color = [
   "off"           : "\033[0m",
   "white"         : "\033[37m",
   "white_bold"    : "\033[1m",
@@ -731,7 +731,7 @@ string[string] scr_txt_color = [
   "navy"          : "\033[34m",
   "black"         : "\033[30m"
 ];
-string[string] scr_txt_marker = [
+static string[string] scr_txt_marker = [
   "white"         : "\033[37m*\033[0m ",
   "bold"          : "\033[1m*\033[0m ",
   "invert"        : "\033[7m*\033[0m ",
diff --git a/org/default_paths.org b/org/default_paths.org
index 2a414bd..6d6c1db 100644
--- a/org/default_paths.org
+++ b/org/default_paths.org
@@ -32,7 +32,7 @@ import std.array,
 import sdp.meta.rgx;
 template SiSUpathsSRC() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsSRC(D,Fn)(
     D   _pwd,
     Fn  _fn_src_and_relative_path,
@@ -131,7 +131,7 @@ doc
 #+BEGIN_SRC d
 template SiSUpathsSisupod() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   string base_dir = "sisupod";
   string suffix = ".zip";
   auto SiSUpathsSisupod()() {
@@ -157,7 +157,7 @@ template SiSUpathsSisupod() {
 #+BEGIN_SRC d
 template SiSUpathsSisupodZipped() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsSisupodZipped(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
@@ -215,7 +215,7 @@ template SiSUpathsSisupodZipped() {
 #+BEGIN_SRC d
 template SiSUpathsSisupodFileSystem() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsSisupodFileSystem(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
@@ -295,7 +295,7 @@ template SiSUoutPaths() {
 #+BEGIN_SRC d
 template SiSUpathsHTML() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsHTML(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
@@ -340,7 +340,7 @@ template SiSUpathsHTML() {
 #+BEGIN_SRC d
 template SiSUpathsEPUB() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsEPUB(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
diff --git a/org/default_regex.org b/org/default_regex.org
index 95167b4..f255bb6 100644
--- a/org/default_regex.org
+++ b/org/default_regex.org
@@ -30,9 +30,9 @@ http://dlang.org/phobos/std_regex.html
   regex: regular expressions used in sisu document parser
 +/
 module sdp.meta.rgx;
-template SiSUrgxInit() {
+static template SiSUrgxInit() {
   import sdp.meta.defaults;
-  struct Rgx {
+  static struct Rgx {
     <<meta_rgx>>
     <<prgmkup_rgx>>
   }
@@ -88,8 +88,8 @@ static comments                                       = ctRegex!(`^%+ |^%+$`);
 #+name: meta_rgx
 #+BEGIN_SRC d
 /+ header +/
-static make_simple_substitutions_rb                     = ctRegex!(`(?P<substitution>/(?P<match>.+?)/,[ ]*['"](?P<replace>.+?)['"])`);
-static make_simple_substitutions_d                      = ctRegex!(`(?P<substitution>``(?P<match>.+?)``,[ ]*['"](?P<replace>.+?)['"])`);
+static make_simple_substitutions_rb                   = ctRegex!(`(?P<substitution>/(?P<match>.+?)/,[ ]*['"](?P<replace>.+?)['"])`);
+static make_simple_substitutions_d                    = ctRegex!(`(?P<substitution>``(?P<match>.+?)``,[ ]*['"](?P<replace>.+?)['"])`);
 #+END_SRC
 
 ** native headers
@@ -369,9 +369,9 @@ http://dlang.org/phobos/std_regex.html
   regex: regular expressions used in sisu document parser
 +/
 module sdp.output.rgx;
-template SiSUoutputRgxInit() {
+static template SiSUoutputRgxInit() {
   import sdp.output.defaults;
-  struct Rgx {
+  static struct Rgx {
     <<prgmkup_rgx>>
     <<sp_ch_xhtml_rgx>>
   }
diff --git a/org/meta_abstraction.org b/org/meta_abstraction.org
index 678462b..cf86961 100644
--- a/org/meta_abstraction.org
+++ b/org/meta_abstraction.org
@@ -15,7 +15,7 @@
 #+TAGS: assert(a) class(c) debug(d) mixin(m) sdp(s) tangle(T) template(t) WEB(W) noexport(n)
 
 [[./sdp.org][sdp]]  [[./][org/]]
-* 1. Document Abstraction                 :module:sdp:meta_metadoc_from_src:
+* 1. Document Abstraction                :module:sdp:metadoc_from_src:
 Process markup document, create document abstraction.
 
 ** 0. module template
@@ -24,7 +24,7 @@ Process markup document, create document abstraction.
 /++
   document abstraction:
   abstraction of sisu markup for downstream processing
-  meta_metadoc_from_src.d
+  metadoc_from_src.d
 +/
 module sdp.meta.metadoc_from_src;
 template SiSUdocAbstraction() {
@@ -41,7 +41,7 @@ template SiSUdocAbstraction() {
     Meta                 dochead_meta_aa,
     Opt                  opt_action,
   ) {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     debug(asserts) {
       static assert(is(typeof(markup_sourcefile_content) == char[][]));
       static assert(is(typeof(dochead_make_aa)           == string[string][string]));
@@ -215,8 +215,8 @@ int verse_line, heading_ptr;
 int[string] indent;
 bool bullet = true;
 string content_non_header = "8";
-auto obj_im = ObjInlineMarkup();
-auto obj_att = ObjAttributes();
+static auto obj_im = ObjInlineMarkup();
+static auto obj_att = ObjAttributes();
 /+ ocn +/
 int obj_cite_number, obj_cite_number_;
 auto object_citation_number = OCNemitter();
@@ -513,8 +513,8 @@ the_table_of_contents_section = [
   "seg": [toc_head],
   "scroll": [toc_head],
 ];
-auto mkup = InlineMarkup();
-auto munge = ObjInlineMarkupMunge();
+static auto mkup = InlineMarkup();
+static auto munge = ObjInlineMarkupMunge();
 auto note_section = NotesSection();
 auto bookindex_extract_hash = BookIndexNuggetHash();
 string[][string] lev4_subtoc;
@@ -560,7 +560,7 @@ debug(srclines) {
 #+name: abs_in_loop_body_00
 #+BEGIN_SRC d
 if (!line.empty) {
-  _check_ocn_status_(line, type);
+  type = _check_ocn_status_(line, type);
 }
 #+END_SRC
 
@@ -2307,7 +2307,7 @@ functions used in document abstraction
 
 #+name: abs_functions_object_reset
 #+BEGIN_SRC d
-auto object_reset(O)(ref O an_object) {
+static auto object_reset(O)(O an_object) {
   debug(asserts) {
     static assert(is(typeof(an_object) == string[string]));
   }
@@ -2316,6 +2316,7 @@ auto object_reset(O)(ref O an_object) {
   an_object.remove("is");
   an_object.remove("attrib");
   an_object.remove("bookindex_nugget");
+  return an_object;
 }
 #+END_SRC
 
@@ -2337,7 +2338,7 @@ auto _common_reset_(L,O,T)(
   line_occur["para"]    = State.off;
   type["heading"]       = State.off;
   type["para"]          = State.off;
-  object_reset(an_object);
+  an_object = object_reset(an_object);
 }
 #+END_SRC
 
@@ -2345,15 +2346,15 @@ auto _common_reset_(L,O,T)(
 
 #+name: abs_functions_ocn_status
 #+BEGIN_SRC d
-void _check_ocn_status_(L,T)(
+static auto _check_ocn_status_(L,T)(
   L            line,
-  return ref T type
+  T            type
 ) {
   debug(asserts) {
     static assert(is(typeof(line) == char[]));
     static assert(is(typeof(type) == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if ((!line.empty) && (type["ocn_status_multi_obj"] == TriState.off)) {
     /+ not multi-line object, check whether obj_cite_number is on or turned off +/
     if (line.matchFirst(rgx.obj_cite_number_block_marks)) {
@@ -2393,6 +2394,7 @@ void _check_ocn_status_(L,T)(
       }
     }
   }
+  return type;
 }
 #+END_SRC
 
@@ -2418,7 +2420,7 @@ void _start_block_(L,T,N)(
 
 #+name: abs_functions_block
 #+BEGIN_SRC d
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   string code_block_syntax = "";
   bool code_block_numbered = false;
   if (auto m = line.matchFirst(rgx.block_curly_code_open)) {
@@ -2604,7 +2606,7 @@ void _code_block_(L,O,T)(
     static assert(is(typeof(an_object) == string[string]));
     static assert(is(typeof(type)      == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (type["curly_code"] == TriState.on) {
     if (line.matchFirst(rgx.block_curly_code_close)) {
       debug(code) {                                    // code (curly) close
@@ -2745,7 +2747,7 @@ void _biblio_block_(
 ) {
   mixin SiSUbiblio;
   auto jsn = BibJsnStr();
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (line.matchFirst(rgx.heading_biblio)) {
     type["biblio_section"] = TriState.on;
     type["blurb_section"] = State.off;
@@ -2874,7 +2876,7 @@ void _quote_block_(L,O,T)(
     static assert(is(typeof(an_object) == string[string]));
     static assert(is(typeof(type)      == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (type["curly_quote"] == TriState.on) {
     if (line.matchFirst(rgx.block_curly_quote_close)) {
       debug(quote) {                              // quote (curly) close
@@ -2926,7 +2928,7 @@ void _group_block_(L,O,T)(
     static assert(is(typeof(an_object) == string[string]));
     static assert(is(typeof(type)      == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (type["curly_group"] == State.on) {
     if (line.matchFirst(rgx.block_curly_group_close)) {
       debug(group) {
@@ -2979,7 +2981,7 @@ void _block_block_(L,O,T)(
     static assert(is(typeof(an_object) == string[string]));
     static assert(is(typeof(type)      == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (type["curly_block"] == TriState.on) {
     if (line.matchFirst(rgx.block_curly_block_close)) {
       debug(block) {                             // block (curly) close
@@ -3036,7 +3038,7 @@ void _poem_block_(L,O,T,C,N,Ma)(
     static assert(is(typeof(obj_cite_number_poem) == string[string]));
     static assert(is(typeof(dochead_make_aa)      == string[string][string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (type["curly_poem"] == TriState.on) {
     if (line.matchFirst(rgx.block_curly_poem_close)) {
       if (an_object_key in an_object
@@ -3272,7 +3274,7 @@ void _table_block_(L,O,T,Ma)(
     static assert(is(typeof(an_object) == string[string]));
     static assert(is(typeof(type)      == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (type["curly_table"] == TriState.on) {
     if (line.matchFirst(rgx.block_curly_table_close)) {
       debug(table) {                           // table (curly) close
@@ -3695,7 +3697,7 @@ auto _book_index_(L,I,O,T,B)(
     static assert(is(typeof(type)            == int[string]));
     static assert(is(typeof(opt_action)      == bool[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (auto m = line.match(rgx.book_index)) {
     /+ match book_index +/
     debug(bookindexmatch) {                       // book index
@@ -3761,7 +3763,7 @@ auto _heading_found_(L,X,H,R,T)(
     static assert(is(typeof(heading_match_rgx)                       == Regex!(char)[string]));
     static assert(is(typeof(type)                                    == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if ((dochead_make_identify_unmarked_headings.length > 2)
   && (type["make_headings"] == State.off)) {
     /+ headings found +/
@@ -3933,7 +3935,7 @@ auto _heading_matched_(L,C,O,K,Lv,Lc,T,Me)(
     static assert(is(typeof(type)            == int[string]));
     static assert(is(typeof(dochead_meta_aa) == string[string][string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (auto m = line.match(rgx.heading)) {
     /+ heading match +/
     type["heading"] = State.on;
@@ -4092,7 +4094,7 @@ void _para_match_(L,O,K,I,B,T,C)(
     static assert(is(typeof(type)          == int[string]));
     static assert(is(typeof(line_occur)    == int[string]));
   }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (line_occur["para"] == State.off) {
     line = font_faces_line(line);
     /+ para matches +/
@@ -4142,9 +4144,9 @@ void _para_match_(L,O,K,I,B,T,C)(
 #+name: abs_functions_para
 #+BEGIN_SRC d
 auto font_faces_line(T)(
-  return ref T  textline,
+  T  textline,
 ) {
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   if (textline.match(rgx.inline_faces_line)) {
     textline = (textline)
       .replaceFirst(rgx.inline_emphasis_line,   ("*{$1}*$2"))
@@ -4173,7 +4175,7 @@ auto table_instructions(O,H)(
   return ref O  table_object,
   return ref H  table_head,
 ) {
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   table_object.use               = "body";
   table_object.is_of             = "block";
   table_object.is_a              = "table";
@@ -4201,8 +4203,8 @@ auto table_array_munge(O,T)(
   return ref O  table_object,
   return ref T  table_array,
 ) {
-  auto rgx = Rgx();
-  auto mng = InlineMarkup();
+  static auto rgx = Rgx();
+  static auto mng = InlineMarkup();
   string _table_substantive;
   ulong col_num;
   ulong col_num_;
@@ -4331,8 +4333,8 @@ auto table_array_munge_open_close(O,T)(
   return ref O  table_object,
   return ref T  table_array,
 ) {
-  auto rgx = Rgx();
-  auto mng = InlineMarkup();
+  static auto rgx = Rgx();
+  static auto mng = InlineMarkup();
   string _table_substantive;
   foreach(row; table_array) {
     foreach(col; row) {
@@ -4356,8 +4358,8 @@ auto table_substantive_munge(O,T)(
   return ref O  table_object,
   return ref T  table_substantive,
 ) {
-  auto rgx = Rgx();
-  auto munge = ObjInlineMarkupMunge();
+  static auto rgx = Rgx();
+  static auto munge = ObjInlineMarkupMunge();
   string[] _table_rows = (table_substantive).split(rgx.table_row_delimiter);
   string[] _table_cols;
   string[][] _table;
@@ -4378,8 +4380,8 @@ auto table_substantive_munge_special(O,T)(
   return ref O  table_object,
   return ref T  table_substantive,
 ) {
-  auto rgx = Rgx();
-  auto munge = ObjInlineMarkupMunge();
+  static auto rgx = Rgx();
+  static auto munge = ObjInlineMarkupMunge();
   string[] _table_rows = (table_substantive).split(rgx.table_row_delimiter_special);
   string[] _table_cols;
   string[][] _table;
@@ -4424,13 +4426,13 @@ pure struct OCNemitter {
 
 #+name: meta_emitters_obj_inline_markup_munge
 #+BEGIN_SRC d
-struct ObjInlineMarkupMunge {
+static struct ObjInlineMarkupMunge {
   string[string] obj_txt;
   int n_foot, n_foot_reg, n_foot_sp_asterisk, n_foot_sp_plus;
   string asterisks_;
   string obj_txt_out, tail, note;
-  auto rgx = Rgx();
-  auto mkup = InlineMarkup();
+  static auto rgx = Rgx();
+  static auto mkup = InlineMarkup();
   int stage_reset_note_numbers = true;
   private auto initialize_note_numbers() {
     n_foot = 0;
@@ -4444,11 +4446,11 @@ struct ObjInlineMarkupMunge {
 
 #+name: meta_emitters_obj_inline_markup_munge
 #+BEGIN_SRC d
-  string url_links(Ot)(Ot obj_txt_in) {
+  static string url_links(Ot)(Ot obj_txt_in) {
     debug(asserts) {
       static assert(is(typeof(obj_txt_in) == string));
     }
-    auto mng = InlineMarkup();
+    static auto mng = InlineMarkup();
     obj_txt_in = obj_txt_in.replaceAll(rgx.inline_mono, (mng.mono ~ "{$1}" ~ mng.mono));
     /+ url matched +/
     if (obj_txt_in.match(rgx.inline_url_generic)) {
@@ -4853,9 +4855,9 @@ struct ObjInlineMarkupMunge {
 
 #+name: meta_emitters_obj_inline_markup
 #+BEGIN_SRC d
-struct ObjInlineMarkup {
-  auto rgx = Rgx();
-  auto munge = ObjInlineMarkupMunge();
+static struct ObjInlineMarkup {
+  static auto rgx = Rgx();
+  static auto munge = ObjInlineMarkupMunge();
   string[string] obj_txt;
 #+END_SRC
 
@@ -4986,7 +4988,7 @@ struct ObjInlineMarkup {
   body {
     ObjGenericComposite comp_obj_toc;
     mixin InternalMarkup;
-    auto mkup = InlineMarkup();
+    static auto mkup = InlineMarkup();
     char[] heading_toc_ = (obj_["substantive"].dup.strip.to!(char[])).replaceAll(rgx.inline_notes_al, "");
     heading_toc_ = _clean_heading_toc_(heading_toc_);
     auto attrib="";
@@ -5748,7 +5750,7 @@ struct BookIndexNuggetHash {
     }
   }
   body {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (!bookindex_section.empty) {
       auto bi_main_terms_split_arr =
         bookindex_section.split(rgx.bi_main_terms_split);
@@ -5845,8 +5847,8 @@ struct BookIndexReportIndent {
 #+BEGIN_SRC d
 struct BookIndexReportSection {
   int  mkn, skn;
-  auto rgx = Rgx();
-  auto munge = ObjInlineMarkupMunge();
+  static auto rgx = Rgx();
+  static auto munge = ObjInlineMarkupMunge();
 #+END_SRC
 
 ****** bookindex write section
@@ -5900,7 +5902,7 @@ struct BookIndexReportSection {
     }
     mixin SiSUnode;
     mixin InternalMarkup;
-    auto mkup = InlineMarkup();
+    static auto mkup = InlineMarkup();
     string type_is;
     string lev;
     int heading_lev_markup, heading_lev_collapsed;
@@ -6062,7 +6064,7 @@ struct NotesSection {
   string[string] object_notes;
   int previous_count;
   int mkn;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
 #+END_SRC
 
 ***** { gather notes for endnote section struct open
@@ -6090,8 +6092,8 @@ struct NotesSection {
   }
   body {
     mixin InternalMarkup;
-    auto mkup = InlineMarkup();
-    auto munge = ObjInlineMarkupMunge();
+    static auto mkup = InlineMarkup();
+    static auto munge = ObjInlineMarkupMunge();
     foreach(
       m;
       (contents_am[cntr].text).matchAll(
@@ -6394,7 +6396,7 @@ struct NodeStructureMetadata {
   int lv, lv0, lv1, lv2, lv3, lv4, lv5, lv6, lv7;
   int obj_cite_number;
   int[string] p_; // p_ parent_
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
 #+END_SRC
 
 ***** node metadata emitter
diff --git a/org/meta_conf_make_meta.org b/org/meta_conf_make_meta.org
index 5e4cb6d..2f06970 100644
--- a/org/meta_conf_make_meta.org
+++ b/org/meta_conf_make_meta.org
@@ -47,7 +47,7 @@ template docHeaderMakeAndMetaTupExtractAndConvertToAA() {
   mixin SiSUrgxInit;
   mixin SiSUheaderExtractNative;
   mixin SiSUextractSDLang;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto docHeaderMakeAndMetaTupExtractAndConvertToAA(DocMake, Src)(
     DocMake conf_doc_make_aa,
     Src     header_src,
@@ -95,7 +95,7 @@ template SiSUextractSDLang() {
   struct extractSDL {
     mixin SiSUregisters;
     mixin SiSUrgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     <<meta_conf_make_meta_sdl>>
   }
 }
@@ -276,7 +276,7 @@ template SiSUheaderExtractNative() {
     mixin SiSUregisters;
     mixin SiSUrgxInitFlags;
     mixin SiSUrgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     enum State { off, on }
     string hm, hs;
     <<meta_markup_header_extract_native>>
@@ -630,8 +630,8 @@ template compositeMkCnf() {
   string _italics;
   string _emphasis;
   auto compositeMkCnf(Mks...)(Mks makes) {
+    static auto rgx = Rgx();
     foreach (make; makes) {
-      auto rgx = Rgx();
       if (auto z = "make" in make) {
         if (auto x = "substitute" in *z) {
           foreach (m; (*x).matchAll(rgx.make_simple_substitutions_d)) {
@@ -698,7 +698,7 @@ template compositeMkCnfAA() {
   mixin SiSUrgxInit;
   string[] _substitutions;
   string[string][] _sub;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto compositeMkCnfAA(Mks...)(Mks makes) {
     /+
      - skip.first_make which is the "composite make output"
diff --git a/org/meta_debugs.org b/org/meta_debugs.org
index fb34b34..cd457e4 100644
--- a/org/meta_debugs.org
+++ b/org/meta_debugs.org
@@ -72,7 +72,7 @@ import
 
 #+name: initialize
 #+BEGIN_SRC d
-auto rgx = Rgx();
+static auto rgx = Rgx();
 auto markup = InlineMarkup();
 string key;
 #+END_SRC
diff --git a/org/meta_read_source_files.org b/org/meta_read_source_files.org
index 06c3cb7..c8355ae 100644
--- a/org/meta_read_source_files.org
+++ b/org/meta_read_source_files.org
@@ -161,7 +161,7 @@ template SiSUrawMarkupContent() {
     sdp.meta.rgx;
   <<imports_std>>
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto rawsrc = RawMarkupContent();
   auto SiSUrawMarkupContent(Fn)(Fn fn_src) {
     auto _0_header_1_body_content_2_insert_filelist_tuple =
@@ -313,7 +313,7 @@ final private char[][] markupSourceLineArray(in char[] src_text) {
 #+name: meta_markup_source_raw_read_in_file
 #+BEGIN_SRC d
 auto markupSourceReadIn(in string fn_src) {
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   enforce(
     fn_src.match(rgx.src_pth),
     "not a sisu markup filename"
diff --git a/org/output_hub.org b/org/output_hub.org
index f4eb1de..8f06194 100644
--- a/org/output_hub.org
+++ b/org/output_hub.org
@@ -28,7 +28,7 @@ template outputHub() {
   <<output_imports>>
   void outputHub(D,I)(D doc_abstraction, I doc_matters) {
     mixin SiSUoutputRgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     <<output_options>>
   }
 }
@@ -36,7 +36,7 @@ template outputHubOp() {
   <<output_imports>>
   void outputHubOp(C)(C config) {
     mixin SiSUoutputRgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     <<output_options_op>>
   }
 }
diff --git a/org/output_sisupod.org b/org/output_sisupod.org
index 338fc33..a2085dd 100644
--- a/org/output_sisupod.org
+++ b/org/output_sisupod.org
@@ -69,7 +69,7 @@ auto pth_sisupod = SiSUpathsSisupodZipped!()(src_path_info, lng);
 auto pth_sisupod_filesystem = SiSUpathsSisupodFileSystem!()(src_path_info, lng);
 mixin SiSUlanguageCodes;
 auto lang = Lang();
-auto rgx = Rgx();
+static auto rgx = Rgx();
 assert (doc_matters.source_filename.match(rgx.src_fn));
 #+END_SRC
 
diff --git a/org/output_xmls.org b/org/output_xmls.org
index ae58b4b..19ed021 100644
--- a/org/output_xmls.org
+++ b/org/output_xmls.org
@@ -26,7 +26,7 @@ template outputXHTMLs() {
   <<output_imports>>
   mixin SiSUoutputRgxInit;
   struct outputXHTMLs {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     <<xhtml_format_objects>>
     <<xhtml_format_objects_code>>
   }
diff --git a/org/sdp.org b/org/sdp.org
index eed2bbc..7b3a608 100644
--- a/org/sdp.org
+++ b/org/sdp.org
@@ -198,7 +198,7 @@ string[] fns_src;
 string flag_action;
 string arg_unrecognized;
 enum dAM { abstraction, matters }
-auto rgx = Rgx();
+static auto rgx = Rgx();
 #+END_SRC
 
 *** scope (run complete)                                            :scope:
@@ -464,7 +464,7 @@ template SiSUabstraction() {
   enum headBody { header, body_content, insert_filelist }
   enum makeMeta { make, meta }
   enum docAbst  { doc_abstraction, section_keys, segnames, segnames_0_4, images }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUabstraction(Fn,O,E)(Fn fn_src, O opts, E env){
     <<sdp_conf_files>>
     <<sdp_each_file_do_read_and_split_sisu_markup_file_content_into_header_and_body>>
diff --git a/src/sdp/meta/composite_make.d b/src/sdp/meta/composite_make.d
index dc28206..bcbe20c 100644
--- a/src/sdp/meta/composite_make.d
+++ b/src/sdp/meta/composite_make.d
@@ -13,8 +13,8 @@ template compositeMkCnf() {
   string _italics;
   string _emphasis;
   auto compositeMkCnf(Mks...)(Mks makes) {
+    static auto rgx = Rgx();
     foreach (make; makes) {
-      auto rgx = Rgx();
       if (auto z = "make" in make) {
         if (auto x = "substitute" in *z) {
           foreach (m; (*x).matchAll(rgx.make_simple_substitutions_d)) {
@@ -78,7 +78,7 @@ template compositeMkCnfAA() {
   mixin SiSUrgxInit;
   string[] _substitutions;
   string[string][] _sub;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto compositeMkCnfAA(Mks...)(Mks makes) {
     /+
      - skip.first_make which is the "composite make output"
diff --git a/src/sdp/meta/conf_make_meta.d b/src/sdp/meta/conf_make_meta.d
index 5beeae2..140b6ba 100644
--- a/src/sdp/meta/conf_make_meta.d
+++ b/src/sdp/meta/conf_make_meta.d
@@ -26,7 +26,7 @@ template docHeaderMakeAndMetaTupExtractAndConvertToAA() {
   mixin SiSUrgxInit;
   mixin SiSUheaderExtractNative;
   mixin SiSUextractSDLang;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto docHeaderMakeAndMetaTupExtractAndConvertToAA(DocMake, Src)(
     DocMake conf_doc_make_aa,
     Src     header_src,
diff --git a/src/sdp/meta/conf_make_meta_native.d b/src/sdp/meta/conf_make_meta_native.d
index fc7912f..39e40b0 100644
--- a/src/sdp/meta/conf_make_meta_native.d
+++ b/src/sdp/meta/conf_make_meta_native.d
@@ -20,7 +20,7 @@ template SiSUheaderExtractNative() {
     mixin SiSUregisters;
     mixin SiSUrgxInitFlags;
     mixin SiSUrgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     enum State { off, on }
     string hm, hs;
     auto header_metadata_and_make_aa(H,Me,Ma)(
diff --git a/src/sdp/meta/conf_make_meta_sdlang.d b/src/sdp/meta/conf_make_meta_sdlang.d
index f4af643..480a8fe 100644
--- a/src/sdp/meta/conf_make_meta_sdlang.d
+++ b/src/sdp/meta/conf_make_meta_sdlang.d
@@ -19,7 +19,7 @@ template SiSUextractSDLang() {
   struct extractSDL {
     mixin SiSUregisters;
     mixin SiSUrgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     private auto docHeaderSDLtagGet(Hs)(Hs src_header) {
       debug(asserts){
         static assert(is(typeof(src_header) == char[]));
diff --git a/src/sdp/meta/defaults.d b/src/sdp/meta/defaults.d
index fb95e3a..ecc558b 100644
--- a/src/sdp/meta/defaults.d
+++ b/src/sdp/meta/defaults.d
@@ -22,7 +22,7 @@ template SiSUregisters() {
     std.uni,
     std.utf,
     std.conv : to;
-  string[string][string] conf_aa_empty() {
+  static string[string][string] conf_aa_empty() {
     auto conf_ = [
       "webserv": [
          "url_root"         : "",
@@ -97,7 +97,7 @@ template SiSUregisters() {
     ];
     return conf_;
   }
-  string[string][string] meta_aa_empty() {
+  static string[string][string] meta_aa_empty() {
     auto meta_ = [
       "classify": [
         "dewey"             : "",
@@ -159,7 +159,7 @@ template SiSUregisters() {
     ];
     return meta_;
   }
-  auto ptr_head_main =
+  static auto ptr_head_main =
     [
       "classify",
       "creator",
@@ -172,7 +172,7 @@ template SiSUregisters() {
       "rights",
       "title"
     ];
-  auto ptr_head_sub_classify =
+  static auto ptr_head_sub_classify =
     [
       "dewey",
       "keywords",
@@ -180,7 +180,7 @@ template SiSUregisters() {
       "subject",
       "topic_register"
     ];
-  auto ptr_head_sub_creator =
+  static auto ptr_head_sub_creator =
     [
       "author",
       "author_email",
@@ -188,7 +188,7 @@ template SiSUregisters() {
       "illustrator",
       "translator"
     ];
-  auto ptr_head_sub_date =
+  static auto ptr_head_sub_date =
     [
       "added_to_site",
       "available",
@@ -198,14 +198,14 @@ template SiSUregisters() {
       "published",
       "valid"
     ];
-  auto ptr_head_sub_identifier =
+  static auto ptr_head_sub_identifier =
     [
       "isbn",
       "oclc",
       "pg"
     ];
   /+ make +/
-  auto ptr_head_sub_make =
+  static auto ptr_head_sub_make =
     [
       "cover_image",
       "home_button_image",
@@ -220,27 +220,27 @@ template SiSUregisters() {
       "texpdf_font",
       "css"
     ];
-  auto ptr_head_sub_notes =
+  static auto ptr_head_sub_notes =
     [
       "abstract",
       "description"
     ];
-  auto ptr_head_sub_original =
+  static auto ptr_head_sub_original =
     [
       "language",
       "source",
       "title"
     ];
-  auto ptr_head_sub_publisher =
+  static auto ptr_head_sub_publisher =
     [ "name" ];
-  auto ptr_head_sub_rights =
+  static auto ptr_head_sub_rights =
     [
       "copyright",
       "cover",
       "illustrations",
       "license"
     ];
-  auto ptr_head_sub_title =
+  static auto ptr_head_sub_title =
     [
       "edition",
       "full",
@@ -254,7 +254,7 @@ template SiSUregisters() {
 }
 template SiSUrgxInitFlags() {
   /+ regex flags +/
-  int[string] flags_type_init() {
+  static int[string] flags_type_init() {
     int[string] flags_type_init = [
       "make_headings"              : 0,
       "header_make"                : 0,
@@ -293,7 +293,7 @@ template SiSUrgxInitFlags() {
   }
 }
 template SiSUnode() {
-  string[string] node_metadata_heading_str() {
+  static string[string] node_metadata_heading_str() {
     auto _node = [
         "is"                            : "",
         "ocn"                           : "",
@@ -303,7 +303,7 @@ template SiSUnode() {
     ];
     return _node;
   }
-  int[string] node_metadata_heading_int() {
+  static int[string] node_metadata_heading_int() {
     auto _node = [
         "ocn"                           : 0, // decide whether to use or keep?
         "ptr_doc_object"                : 0,
@@ -316,7 +316,7 @@ template SiSUnode() {
     ];
     return _node;
   }
-  string[string] node_metadata_para_str() {
+  static string[string] node_metadata_para_str() {
     auto _node = [
         "is"                            : "",
         "ocn"                           : "",
@@ -324,7 +324,7 @@ template SiSUnode() {
     ];
     return _node;
   }
-  int[string] node_metadata_para_int() {
+  static int[string] node_metadata_para_int() {
     auto _node = [
         "ocn"                           : 0,
         "indent_base"                   : 0,
@@ -337,7 +337,7 @@ template SiSUnode() {
 template SiSUbiblio() {
   // required: deemed_author (author || editor); year; fulltitle;
   struct BibJsnStr {
-    auto biblio_entry_tags_jsonstr() {
+    static auto biblio_entry_tags_jsonstr() {
       string x =  `{
         "is"                               : "",
         "sortby_deemed_author_year_title"  : "",
@@ -372,7 +372,7 @@ template SiSUbiblio() {
   }
 }
 template InternalMarkup() {
-  struct InlineMarkup {
+  static struct InlineMarkup {
     auto en_a_o = "【";      auto en_a_c = "】";
     auto en_b_o = "〖";      auto en_b_c = "〗";
     auto lnk_o = "┥";        auto lnk_c = "┝";
@@ -391,11 +391,11 @@ template InternalMarkup() {
     auto tc_c = "┚";
     auto tc_p = "┆";
     auto mono = "■";
-    string indent_by_spaces_provided(int indent, string _indent_spaces ="░░") {
+    static string indent_by_spaces_provided(int indent, string _indent_spaces ="░░") {
       _indent_spaces = replicate(_indent_spaces, indent);
       return _indent_spaces;
     }
-    string repeat_character_by_number_provided(C,N)(C _character ="-", N number=10) {
+    static string repeat_character_by_number_provided(C,N)(C _character ="-", N number=10) {
       _character = replicate(_character, number);
       return _character;
     }
@@ -404,7 +404,7 @@ template InternalMarkup() {
 template SiSUlanguageCodes() {
   /+ language codes +/
   struct Lang {
-    string[string][string] codes() {
+    static string[string][string] codes() {
       auto _lang_codes = [
         "am":    [ "c": "am",    "n": "Amharic",           "t": "Amharic",                   "xlp": "amharic"      ],
         "bg":    [ "c": "bg",    "n": "Bulgarian",         "t": "Български (Bəlgarski)",     "xlp": "bulgarian"    ],
@@ -471,18 +471,18 @@ template SiSUlanguageCodes() {
       ];
       return _lang_codes;
     }
-    string[] code_arr_ptr() {
+    static string[] code_arr_ptr() {
       auto _lang_codes = ["am", "bg", "bn", "br", "ca", "cs", "cy", "da", "de", "el", "en", "eo", "es", "et", "eu", "fi", "fr", "ga", "gl", "he", "hi", "hr", "hy", "ia", "is", "it", "ja", "ko", "la", "lo", "lt", "lv", "ml", "mr", "nl", "no", "nn", "oc", "pl", "pt", "pt_BR", "ro", "ru", "sa", "se", "sk", "sl", "sq", "sr", "sv", "ta", "te", "th", "tk", "tr", "uk", "ur", "us", "vi", "zh", "en", "xx",];
       return _lang_codes;
     }
-    string[] code_arr() {
+    static string[] code_arr() {
       auto _lang_codes = ["am", "bg", "bn", "br", "ca", "cs", "cy", "da", "de", "el", "en", "eo", "es", "et", "eu", "fi", "fr", "ga", "gl", "he", "hi", "hr", "hy", "ia", "is", "it", "ja", "ko", "la", "lo", "lt", "lv", "ml", "mr", "nl", "no", "nn", "oc", "pl", "pt", "pt_BR", "ro", "ru", "sa", "se", "sk", "sl", "sq", "sr", "sv", "ta", "te", "th", "tk", "tr", "uk", "ur", "vi", "zh"];
       return _lang_codes;
     }
-    auto codes_() {
+    static auto codes_() {
       return "(" ~ join(code_arr,"|") ~ ")";
     }
-    auto codes_regex() {
+    static auto codes_regex() {
       return regex(codes_);
     }
   }
diff --git a/src/sdp/meta/doc_debugs.d b/src/sdp/meta/doc_debugs.d
index 6d94b05..19cd4b1 100644
--- a/src/sdp/meta/doc_debugs.d
+++ b/src/sdp/meta/doc_debugs.d
@@ -28,7 +28,7 @@ template SiSUdebugs() {
   ) {
     mixin SiSUrgxInit;
     mixin InternalMarkup;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     auto markup = InlineMarkup();
     string key;
     debug(parent) {
diff --git a/src/sdp/meta/metadoc.d b/src/sdp/meta/metadoc.d
index 4174b67..243da9d 100644
--- a/src/sdp/meta/metadoc.d
+++ b/src/sdp/meta/metadoc.d
@@ -29,7 +29,7 @@ template SiSUabstraction() {
   enum headBody { header, body_content, insert_filelist }
   enum makeMeta { make, meta }
   enum docAbst  { doc_abstraction, section_keys, segnames, segnames_0_4, images }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUabstraction(Fn,O,E)(Fn fn_src, O opts, E env){
     auto sdl_root_config_share = configRead!()("config_local", env);
     auto sdl_root_config_local = configRead!()("config_share", env);
diff --git a/src/sdp/meta/metadoc_from_src.d b/src/sdp/meta/metadoc_from_src.d
index 0484cae..ebcfe71 100644
--- a/src/sdp/meta/metadoc_from_src.d
+++ b/src/sdp/meta/metadoc_from_src.d
@@ -1,7 +1,7 @@
 /++
   document abstraction:
   abstraction of sisu markup for downstream processing
-  meta_metadoc_from_src.d
+  metadoc_from_src.d
 +/
 module sdp.meta.metadoc_from_src;
 template SiSUdocAbstraction() {
@@ -64,8 +64,8 @@ template SiSUdocAbstraction() {
   int[string] indent;
   bool bullet = true;
   string content_non_header = "8";
-  auto obj_im = ObjInlineMarkup();
-  auto obj_att = ObjAttributes();
+  static auto obj_im = ObjInlineMarkup();
+  static auto obj_att = ObjAttributes();
   /+ ocn +/
   int obj_cite_number, obj_cite_number_;
   auto object_citation_number = OCNemitter();
@@ -232,7 +232,7 @@ template SiSUdocAbstraction() {
     Meta                 dochead_meta_aa,
     Opt                  opt_action,
   ) {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     debug(asserts) {
       static assert(is(typeof(markup_sourcefile_content) == char[][]));
       static assert(is(typeof(dochead_make_aa)           == string[string][string]));
@@ -341,8 +341,8 @@ template SiSUdocAbstraction() {
       "seg": [toc_head],
       "scroll": [toc_head],
     ];
-    auto mkup = InlineMarkup();
-    auto munge = ObjInlineMarkupMunge();
+    static auto mkup = InlineMarkup();
+    static auto munge = ObjInlineMarkupMunge();
     auto note_section = NotesSection();
     auto bookindex_extract_hash = BookIndexNuggetHash();
     string[][string] lev4_subtoc;
@@ -380,7 +380,7 @@ template SiSUdocAbstraction() {
         }
       }
       if (!line.empty) {
-        _check_ocn_status_(line, type);
+        type = _check_ocn_status_(line, type);
       }
       if (type["code"] == TriState.on) {
         /+ block object: code +/
@@ -1715,7 +1715,7 @@ template SiSUdocAbstraction() {
     /+ post loop markup document/text ↑ +/
   } /+ ← closed: abstract doc source +/
   /+ ↓ abstraction functions +/
-  auto object_reset(O)(ref O an_object) {
+  static auto object_reset(O)(O an_object) {
     debug(asserts) {
       static assert(is(typeof(an_object) == string[string]));
     }
@@ -1724,6 +1724,7 @@ template SiSUdocAbstraction() {
     an_object.remove("is");
     an_object.remove("attrib");
     an_object.remove("bookindex_nugget");
+    return an_object;
   }
   auto _common_reset_(L,O,T)(
     return ref L line_occur,
@@ -1739,17 +1740,17 @@ template SiSUdocAbstraction() {
     line_occur["para"]    = State.off;
     type["heading"]       = State.off;
     type["para"]          = State.off;
-    object_reset(an_object);
+    an_object = object_reset(an_object);
   }
-  void _check_ocn_status_(L,T)(
+  static auto _check_ocn_status_(L,T)(
     L            line,
-    return ref T type
+    T            type
   ) {
     debug(asserts) {
       static assert(is(typeof(line) == char[]));
       static assert(is(typeof(type) == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if ((!line.empty) && (type["ocn_status_multi_obj"] == TriState.off)) {
       /+ not multi-line object, check whether obj_cite_number is on or turned off +/
       if (line.matchFirst(rgx.obj_cite_number_block_marks)) {
@@ -1789,6 +1790,7 @@ template SiSUdocAbstraction() {
         }
       }
     }
+    return type;
   }
   void _start_block_(L,T,N)(
                L line,
@@ -1800,7 +1802,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(type)                 == int[string]));
       static assert(is(typeof(obj_cite_number_poem) == string[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     string code_block_syntax = "";
     bool code_block_numbered = false;
     if (auto m = line.matchFirst(rgx.block_curly_code_open)) {
@@ -1967,7 +1969,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(an_object) == string[string]));
       static assert(is(typeof(type)      == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (type["curly_quote"] == TriState.on) {
       if (line.matchFirst(rgx.block_curly_quote_close)) {
         debug(quote) {                              // quote (curly) close
@@ -2010,7 +2012,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(an_object) == string[string]));
       static assert(is(typeof(type)      == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (type["curly_group"] == State.on) {
       if (line.matchFirst(rgx.block_curly_group_close)) {
         debug(group) {
@@ -2053,7 +2055,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(an_object) == string[string]));
       static assert(is(typeof(type)      == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (type["curly_block"] == TriState.on) {
       if (line.matchFirst(rgx.block_curly_block_close)) {
         debug(block) {                             // block (curly) close
@@ -2102,7 +2104,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(obj_cite_number_poem) == string[string]));
       static assert(is(typeof(dochead_make_aa)      == string[string][string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (type["curly_poem"] == TriState.on) {
       if (line.matchFirst(rgx.block_curly_poem_close)) {
         if (an_object_key in an_object
@@ -2315,7 +2317,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(an_object) == string[string]));
       static assert(is(typeof(type)      == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (type["curly_code"] == TriState.on) {
       if (line.matchFirst(rgx.block_curly_code_close)) {
         debug(code) {                                    // code (curly) close
@@ -2363,7 +2365,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(an_object) == string[string]));
       static assert(is(typeof(type)      == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (type["curly_table"] == TriState.on) {
       if (line.matchFirst(rgx.block_curly_table_close)) {
         debug(table) {                           // table (curly) close
@@ -2446,7 +2448,7 @@ template SiSUdocAbstraction() {
   ) {
     mixin SiSUbiblio;
     auto jsn = BibJsnStr();
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (line.matchFirst(rgx.heading_biblio)) {
       type["biblio_section"] = TriState.on;
       type["blurb_section"] = State.off;
@@ -2862,7 +2864,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(type)            == int[string]));
       static assert(is(typeof(opt_action)      == bool[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (auto m = line.match(rgx.book_index)) {
       /+ match book_index +/
       debug(bookindexmatch) {                       // book index
@@ -2921,7 +2923,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(heading_match_rgx)                       == Regex!(char)[string]));
       static assert(is(typeof(type)                                    == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if ((dochead_make_identify_unmarked_headings.length > 2)
     && (type["make_headings"] == State.off)) {
       /+ headings found +/
@@ -3081,7 +3083,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(type)            == int[string]));
       static assert(is(typeof(dochead_meta_aa) == string[string][string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (auto m = line.match(rgx.heading)) {
       /+ heading match +/
       type["heading"] = State.on;
@@ -3234,7 +3236,7 @@ template SiSUdocAbstraction() {
       static assert(is(typeof(type)          == int[string]));
       static assert(is(typeof(line_occur)    == int[string]));
     }
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (line_occur["para"] == State.off) {
       line = font_faces_line(line);
       /+ para matches +/
@@ -3278,9 +3280,9 @@ template SiSUdocAbstraction() {
     }
   }
   auto font_faces_line(T)(
-    return ref T  textline,
+    T  textline,
   ) {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if (textline.match(rgx.inline_faces_line)) {
       textline = (textline)
         .replaceFirst(rgx.inline_emphasis_line,   ("*{$1}*$2"))
@@ -3294,7 +3296,7 @@ template SiSUdocAbstraction() {
     return ref O  table_object,
     return ref H  table_head,
   ) {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     table_object.use               = "body";
     table_object.is_of             = "block";
     table_object.is_a              = "table";
@@ -3316,8 +3318,8 @@ template SiSUdocAbstraction() {
     return ref O  table_object,
     return ref T  table_array,
   ) {
-    auto rgx = Rgx();
-    auto mng = InlineMarkup();
+    static auto rgx = Rgx();
+    static auto mng = InlineMarkup();
     string _table_substantive;
     ulong col_num;
     ulong col_num_;
@@ -3440,8 +3442,8 @@ template SiSUdocAbstraction() {
     return ref O  table_object,
     return ref T  table_array,
   ) {
-    auto rgx = Rgx();
-    auto mng = InlineMarkup();
+    static auto rgx = Rgx();
+    static auto mng = InlineMarkup();
     string _table_substantive;
     foreach(row; table_array) {
       foreach(col; row) {
@@ -3459,8 +3461,8 @@ template SiSUdocAbstraction() {
     return ref O  table_object,
     return ref T  table_substantive,
   ) {
-    auto rgx = Rgx();
-    auto munge = ObjInlineMarkupMunge();
+    static auto rgx = Rgx();
+    static auto munge = ObjInlineMarkupMunge();
     string[] _table_rows = (table_substantive).split(rgx.table_row_delimiter);
     string[] _table_cols;
     string[][] _table;
@@ -3475,8 +3477,8 @@ template SiSUdocAbstraction() {
     return ref O  table_object,
     return ref T  table_substantive,
   ) {
-    auto rgx = Rgx();
-    auto munge = ObjInlineMarkupMunge();
+    static auto rgx = Rgx();
+    static auto munge = ObjInlineMarkupMunge();
     string[] _table_rows = (table_substantive).split(rgx.table_row_delimiter_special);
     string[] _table_cols;
     string[][] _table;
@@ -3508,13 +3510,13 @@ template SiSUdocAbstraction() {
     }
   }
   /+ +/
-  struct ObjInlineMarkupMunge {
+  static struct ObjInlineMarkupMunge {
     string[string] obj_txt;
     int n_foot, n_foot_reg, n_foot_sp_asterisk, n_foot_sp_plus;
     string asterisks_;
     string obj_txt_out, tail, note;
-    auto rgx = Rgx();
-    auto mkup = InlineMarkup();
+    static auto rgx = Rgx();
+    static auto mkup = InlineMarkup();
     int stage_reset_note_numbers = true;
     private auto initialize_note_numbers() {
       n_foot = 0;
@@ -3522,11 +3524,11 @@ template SiSUdocAbstraction() {
       n_foot_sp_asterisk = 0;
       n_foot_sp_plus = 0;
     }
-    string url_links(Ot)(Ot obj_txt_in) {
+    static string url_links(Ot)(Ot obj_txt_in) {
       debug(asserts) {
         static assert(is(typeof(obj_txt_in) == string));
       }
-      auto mng = InlineMarkup();
+      static auto mng = InlineMarkup();
       obj_txt_in = obj_txt_in.replaceAll(rgx.inline_mono, (mng.mono ~ "{$1}" ~ mng.mono));
       /+ url matched +/
       if (obj_txt_in.match(rgx.inline_url_generic)) {
@@ -3815,9 +3817,9 @@ template SiSUdocAbstraction() {
     invariant() {
     }
   }
-  struct ObjInlineMarkup {
-    auto rgx = Rgx();
-    auto munge = ObjInlineMarkupMunge();
+  static struct ObjInlineMarkup {
+    static auto rgx = Rgx();
+    static auto munge = ObjInlineMarkupMunge();
     string[string] obj_txt;
     auto obj_inline_markup_and_anchor_tags_and_misc(O,K,Ma)(
       O  obj_,
@@ -3936,7 +3938,7 @@ template SiSUdocAbstraction() {
     body {
       ObjGenericComposite comp_obj_toc;
       mixin InternalMarkup;
-      auto mkup = InlineMarkup();
+      static auto mkup = InlineMarkup();
       char[] heading_toc_ = (obj_["substantive"].dup.strip.to!(char[])).replaceAll(rgx.inline_notes_al, "");
       heading_toc_ = _clean_heading_toc_(heading_toc_);
       auto attrib="";
@@ -4571,7 +4573,7 @@ template SiSUdocAbstraction() {
       }
     }
     body {
-      auto rgx = Rgx();
+      static auto rgx = Rgx();
       if (!bookindex_section.empty) {
         auto bi_main_terms_split_arr =
           bookindex_section.split(rgx.bi_main_terms_split);
@@ -4655,8 +4657,8 @@ template SiSUdocAbstraction() {
   }
   struct BookIndexReportSection {
     int  mkn, skn;
-    auto rgx = Rgx();
-    auto munge = ObjInlineMarkupMunge();
+    static auto rgx = Rgx();
+    static auto munge = ObjInlineMarkupMunge();
     auto bookindex_write_section(BI)(
       BI bookindex_unordered_hashes
     ) {
@@ -4698,7 +4700,7 @@ template SiSUdocAbstraction() {
       }
       mixin SiSUnode;
       mixin InternalMarkup;
-      auto mkup = InlineMarkup();
+      static auto mkup = InlineMarkup();
       string type_is;
       string lev;
       int heading_lev_markup, heading_lev_collapsed;
@@ -4849,7 +4851,7 @@ template SiSUdocAbstraction() {
     string[string] object_notes;
     int previous_count;
     int mkn;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     private auto gather_notes_for_endnote_section(
       ObjGenericComposite[] contents_am,
       string                segment_anchor_tag_that_object_belongs_to,
@@ -4871,8 +4873,8 @@ template SiSUdocAbstraction() {
     }
     body {
       mixin InternalMarkup;
-      auto mkup = InlineMarkup();
-      auto munge = ObjInlineMarkupMunge();
+      static auto mkup = InlineMarkup();
+      static auto munge = ObjInlineMarkupMunge();
       foreach(
         m;
         (contents_am[cntr].text).matchAll(
@@ -5115,7 +5117,7 @@ template SiSUdocAbstraction() {
     int lv, lv0, lv1, lv2, lv3, lv4, lv5, lv6, lv7;
     int obj_cite_number;
     int[string] p_; // p_ parent_
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     ObjGenericComposite node_location_emitter(Lv,Ta,N,C,P,I)(
       Lv lev_markup_number,
       Ta segment_anchor_tag,
diff --git a/src/sdp/meta/read_source_files.d b/src/sdp/meta/read_source_files.d
index 60f0777..482b587 100644
--- a/src/sdp/meta/read_source_files.d
+++ b/src/sdp/meta/read_source_files.d
@@ -12,7 +12,7 @@ template SiSUrawMarkupContent() {
     std.file,
     std.path;
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto rawsrc = RawMarkupContent();
   auto SiSUrawMarkupContent(Fn)(Fn fn_src) {
     auto _0_header_1_body_content_2_insert_filelist_tuple =
@@ -93,7 +93,7 @@ template SiSUrawMarkupContent() {
       return source_line_arr;
     }
     auto markupSourceReadIn(in string fn_src) {
-      auto rgx = Rgx();
+      static auto rgx = Rgx();
       enforce(
         fn_src.match(rgx.src_pth),
         "not a sisu markup filename"
diff --git a/src/sdp/meta/rgx.d b/src/sdp/meta/rgx.d
index 854e9cc..135f923 100644
--- a/src/sdp/meta/rgx.d
+++ b/src/sdp/meta/rgx.d
@@ -2,9 +2,9 @@
   regex: regular expressions used in sisu document parser
 +/
 module sdp.meta.rgx;
-template SiSUrgxInit() {
+static template SiSUrgxInit() {
   import sdp.meta.defaults;
-  struct Rgx {
+  static struct Rgx {
     /+ misc +/
     static true_dollar                                    = ctRegex!(`\$`, "gm");
     static flag_action                                    = ctRegex!(`^(--[a-z][a-z0-9-]+)$`);
@@ -38,8 +38,8 @@ template SiSUrgxInit() {
     static comment                                        = ctRegex!(`^%+ `);
     static comments                                       = ctRegex!(`^%+ |^%+$`);
     /+ header +/
-    static make_simple_substitutions_rb                     = ctRegex!(`(?P<substitution>/(?P<match>.+?)/,[ ]*['"](?P<replace>.+?)['"])`);
-    static make_simple_substitutions_d                      = ctRegex!(`(?P<substitution>``(?P<match>.+?)``,[ ]*['"](?P<replace>.+?)['"])`);
+    static make_simple_substitutions_rb                   = ctRegex!(`(?P<substitution>/(?P<match>.+?)/,[ ]*['"](?P<replace>.+?)['"])`);
+    static make_simple_substitutions_d                    = ctRegex!(`(?P<substitution>``(?P<match>.+?)``,[ ]*['"](?P<replace>.+?)['"])`);
     /+ header +/
     static main_headers                                   =
       ctRegex!(`^(?:creator|title|rights|date|original|classify|identifier|notes|publisher|make|links)$`, "m");
diff --git a/src/sdp/output/defaults.d b/src/sdp/output/defaults.d
index d63c3d5..a15d438 100644
--- a/src/sdp/output/defaults.d
+++ b/src/sdp/output/defaults.d
@@ -4,7 +4,7 @@
 module sdp.output.defaults;
 
 template InternalMarkup() {
-  struct InlineMarkup {
+  static struct InlineMarkup {
     auto en_a_o = "【";      auto en_a_c = "】";
     auto en_b_o = "〖";      auto en_b_c = "〗";
     auto lnk_o = "┥";        auto lnk_c = "┝";
@@ -23,11 +23,11 @@ template InternalMarkup() {
     auto tc_c = "┚";
     auto tc_p = "┆";
     auto mono = "■";
-    string indent_by_spaces_provided(int indent, string _indent_spaces ="░░") {
+    static string indent_by_spaces_provided(int indent, string _indent_spaces ="░░") {
       _indent_spaces = replicate(_indent_spaces, indent);
       return _indent_spaces;
     }
-    string repeat_character_by_number_provided(C,N)(C _character ="-", N number=10) {
+    static string repeat_character_by_number_provided(C,N)(C _character ="-", N number=10) {
       _character = replicate(_character, number);
       return _character;
     }
@@ -36,7 +36,7 @@ template InternalMarkup() {
 template SiSUlanguageCodes() {
   /+ language codes +/
   struct Lang {
-    string[string][string] codes() {
+    static string[string][string] codes() {
       auto _lang_codes = [
         "am":    [ "c": "am",    "n": "Amharic",           "t": "Amharic",                   "xlp": "amharic"      ],
         "bg":    [ "c": "bg",    "n": "Bulgarian",         "t": "Български (Bəlgarski)",     "xlp": "bulgarian"    ],
@@ -103,18 +103,18 @@ template SiSUlanguageCodes() {
       ];
       return _lang_codes;
     }
-    string[] code_arr_ptr() {
+    static string[] code_arr_ptr() {
       auto _lang_codes = ["am", "bg", "bn", "br", "ca", "cs", "cy", "da", "de", "el", "en", "eo", "es", "et", "eu", "fi", "fr", "ga", "gl", "he", "hi", "hr", "hy", "ia", "is", "it", "ja", "ko", "la", "lo", "lt", "lv", "ml", "mr", "nl", "no", "nn", "oc", "pl", "pt", "pt_BR", "ro", "ru", "sa", "se", "sk", "sl", "sq", "sr", "sv", "ta", "te", "th", "tk", "tr", "uk", "ur", "us", "vi", "zh", "en", "xx",];
       return _lang_codes;
     }
-    string[] code_arr() {
+    static string[] code_arr() {
       auto _lang_codes = ["am", "bg", "bn", "br", "ca", "cs", "cy", "da", "de", "el", "en", "eo", "es", "et", "eu", "fi", "fr", "ga", "gl", "he", "hi", "hr", "hy", "ia", "is", "it", "ja", "ko", "la", "lo", "lt", "lv", "ml", "mr", "nl", "no", "nn", "oc", "pl", "pt", "pt_BR", "ro", "ru", "sa", "se", "sk", "sl", "sq", "sr", "sv", "ta", "te", "th", "tk", "tr", "uk", "ur", "vi", "zh"];
       return _lang_codes;
     }
-    auto codes_() {
+    static auto codes_() {
       return "(" ~ join(code_arr,"|") ~ ")";
     }
-    auto codes_regex() {
+    static auto codes_regex() {
       return regex(codes_);
     }
   }
diff --git a/src/sdp/output/hub.d b/src/sdp/output/hub.d
index b2ae4a6..b7f274a 100644
--- a/src/sdp/output/hub.d
+++ b/src/sdp/output/hub.d
@@ -13,7 +13,7 @@ template outputHub() {
     sdp.output.paths_output;
   void outputHub(D,I)(D doc_abstraction, I doc_matters) {
     mixin SiSUoutputRgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if ((doc_matters.opt_action["verbose"])) {
       writeln(doc_matters.keys_seq.seg);
     }
@@ -92,7 +92,7 @@ template outputHubOp() {
     sdp.output.paths_output;
   void outputHubOp(C)(C config) {
     mixin SiSUoutputRgxInit;
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     if ((config["sqlite-create"])) {
       if ((config["verbose"])) { writeln("sqlite create table... "); }
       // SQLtableCreate!()();
diff --git a/src/sdp/output/paths_output.d b/src/sdp/output/paths_output.d
index bf88b54..8d689d0 100644
--- a/src/sdp/output/paths_output.d
+++ b/src/sdp/output/paths_output.d
@@ -9,7 +9,7 @@ import std.array,
 import sdp.meta.rgx;
 template SiSUpathsSisupod() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   string base_dir = "sisupod";
   string suffix = ".zip";
   auto SiSUpathsSisupod()() {
@@ -29,7 +29,7 @@ template SiSUpathsSisupod() {
 }
 template SiSUpathsSisupodZipped() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsSisupodZipped(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
@@ -81,7 +81,7 @@ template SiSUpathsSisupodZipped() {
 }
 template SiSUpathsSisupodFileSystem() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsSisupodFileSystem(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
@@ -149,7 +149,7 @@ template SiSUoutPaths() {
 }
 template SiSUpathsHTML() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsHTML(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
@@ -188,7 +188,7 @@ template SiSUpathsHTML() {
 }
 template SiSUpathsEPUB() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsEPUB(Ps,Lng)(
     Ps  src_pth_info,
     Lng lng,
diff --git a/src/sdp/output/paths_source.d b/src/sdp/output/paths_source.d
index d7b326f..c0dc234 100644
--- a/src/sdp/output/paths_source.d
+++ b/src/sdp/output/paths_source.d
@@ -11,7 +11,7 @@ import std.array,
 import sdp.meta.rgx;
 template SiSUpathsSRC() {
   mixin SiSUrgxInit;
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   auto SiSUpathsSRC(D,Fn)(
     D   _pwd,
     Fn  _fn_src_and_relative_path,
diff --git a/src/sdp/output/rgx.d b/src/sdp/output/rgx.d
index 728e3f9..343561b 100644
--- a/src/sdp/output/rgx.d
+++ b/src/sdp/output/rgx.d
@@ -2,9 +2,9 @@
   regex: regular expressions used in sisu document parser
 +/
 module sdp.output.rgx;
-template SiSUoutputRgxInit() {
+static template SiSUoutputRgxInit() {
   import sdp.output.defaults;
-  struct Rgx {
+  static struct Rgx {
     static newline                                        = ctRegex!("\n", "mg");
     static strip_br                                       = ctRegex!("^<br>\n|<br>\n*$");
     static space                                          = ctRegex!(`[ ]`, "mg");
diff --git a/src/sdp/output/source_sisupod.d b/src/sdp/output/source_sisupod.d
index bb8ea80..db19f68 100644
--- a/src/sdp/output/source_sisupod.d
+++ b/src/sdp/output/source_sisupod.d
@@ -23,7 +23,7 @@ template SiSUpod() {
     auto pth_sisupod_filesystem = SiSUpathsSisupodFileSystem!()(src_path_info, lng);
     mixin SiSUlanguageCodes;
     auto lang = Lang();
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     assert (doc_matters.source_filename.match(rgx.src_fn));
     try {
       /+ create directory structure +/
diff --git a/src/sdp/output/xmls.d b/src/sdp/output/xmls.d
index b86fb46..1181c6f 100644
--- a/src/sdp/output/xmls.d
+++ b/src/sdp/output/xmls.d
@@ -13,7 +13,7 @@ template outputXHTMLs() {
     sdp.output.xmls_css;
   mixin SiSUoutputRgxInit;
   struct outputXHTMLs {
-    auto rgx = Rgx();
+    static auto rgx = Rgx();
     string special_characters(O)(
       auto return ref const O    obj,
       string                     _txt
diff --git a/src/sdp/sdp.d b/src/sdp/sdp.d
index 1abf462..78effa5 100755
--- a/src/sdp/sdp.d
+++ b/src/sdp/sdp.d
@@ -42,7 +42,7 @@ void main(string[] args) {
   string flag_action;
   string arg_unrecognized;
   enum dAM { abstraction, matters }
-  auto rgx = Rgx();
+  static auto rgx = Rgx();
   scope(success) {
     debug(checkdoc) {
       writefln(