rulesave.c

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/***********************************************************************
 Freeciv - Copyright (C) 1996 - A Kjeldberg, L Gregersen, P Unold
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
***********************************************************************/
 
#ifdef HAVE_CONFIG_H
#include <fc_config.h>
#endif
 
/* utility */
#include "astring.h"
#include "registry.h"
#include "string_vector.h"
 
/* common */
#include "achievements.h"
#include "counters.h"
#include "game.h"
#include "government.h"
#include "map.h"
#include "movement.h"
#include "multipliers.h"
#include "nation.h"
#include "rgbcolor.h"
#include "sex.h"
#include "specialist.h"
#include "style.h"
#include "unittype.h"
#include "version.h"
 
/* server */
#include "ruleload.h"
#include "settings.h"
 
/* tools/ruleutil */
#include "comments.h"
 
#include "rulesave.h"
 
/* Ruleset format version */
/*
 * 1  - Freeciv-2.6
 * 10 - Freeciv-3.0
 * 20 - Freeciv-3.1
 * 30 - Freeciv-3.2
 * 40 - Freeciv-3.3
 */
#define FORMAT_VERSION RSFORMAT_CURRENT
 
/**********************************************************************/
static struct section_file *create_ruleset_file(const char *rsname,
                                                const char *rstype)
{
  struct section_file *sfile = secfile_new(TRUE);
  char buf[500];
 
  comment_file_header(sfile);
 
  if (rsname != nullptr && rsname[0] != '\0') {
    fc_snprintf(buf, sizeof(buf), "%s %s data for Freeciv", rsname, rstype);
  } else {
    fc_snprintf(buf, sizeof(buf), "Template %s data for Freeciv", rstype);
  }
 
  secfile_insert_str(sfile, buf, "datafile.description");
  secfile_insert_str(sfile, freeciv_datafile_version(), "datafile.ruledit");
  secfile_insert_str(sfile, RULESET_CAPABILITIES, "datafile.options");
  secfile_insert_int(sfile, FORMAT_VERSION, "datafile.format_version");
 
  return sfile;
}
 
/**********************************************************************/
static bool save_default_int(struct section_file *sfile, int value,
                             int default_value, const char *path,
                             const char *entry)
{
  if (value != default_value) {
    if (entry != nullptr) {
      secfile_insert_int(sfile, value,
                         "%s.%s", path, entry);
    } else {
      secfile_insert_int(sfile, value,
                         "%s", path);
    }
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_default_bool(struct section_file *sfile, bool value,
                              bool default_value, const char *path,
                              const char *entry)
{
  if ((value && !default_value)
      || (!value && default_value)) {
    if (entry != nullptr) {
      secfile_insert_bool(sfile, value,
                          "%s.%s", path, entry);
    } else {
      secfile_insert_bool(sfile, value,
                          "%s", path);
    }
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_name_translation(struct section_file *sfile,
                                  struct name_translation *name,
                                  const char *path)
{
  struct entry *mod_entry;
 
  mod_entry = secfile_insert_str(sfile,
                                 untranslated_name(name),
                                 "%s.name", path);
  entry_str_set_gt_marking(mod_entry, TRUE);
  if (strcmp(skip_intl_qualifier_prefix(untranslated_name(name)),
             rule_name_get(name))) {
    secfile_insert_str(sfile,
                       rule_name_get(name),
                       "%s.rule_name", path);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_reqs_vector(struct section_file *sfile,
                             const struct requirement_vector *reqs,
                             const char *path, const char *entry)
{
  int i;
  bool includes_negated = FALSE;
  bool includes_surviving = FALSE;
  bool includes_quiet = FALSE;
 
  requirement_vector_iterate(reqs, preq) {
    if (!preq->present) {
      includes_negated = TRUE;
    }
    if (preq->survives) {
      includes_surviving = TRUE;
    }
    if (preq->quiet) {
      includes_quiet = TRUE;
    }
  } requirement_vector_iterate_end;
 
  i = 0;
  requirement_vector_iterate(reqs, preq) {
    secfile_insert_str(sfile,
                       universals_n_name(preq->source.kind),
                       "%s.%s%d.type", path, entry, i);
    secfile_insert_str(sfile,
                       universal_rule_name(&(preq->source)),
                       "%s.%s%d.name", path, entry, i);
    secfile_insert_str(sfile,
                       req_range_name(preq->range),
                       "%s.%s%d.range", path, entry, i);
 
    if (includes_surviving) {
      secfile_insert_bool(sfile,
                          preq->survives,
                          "%s.%s%d.survives", path, entry, i);
    }
 
    if (includes_negated) {
      secfile_insert_bool(sfile,
                          preq->present,
                          "%s.%s%d.present", path, entry, i);
    }
 
    if (includes_quiet) {
      secfile_insert_bool(sfile,
                          preq->quiet,
                          "%s.%s%d.quiet", path, entry, i);
    }
 
    i++;
  } requirement_vector_iterate_end;
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_tech_list(struct section_file *sfile, int *input,
                           const char *path, const char *entry)
{
  const char *tech_names[MAX_NUM_TECH_LIST];
  int set_count;
  int i;
 
  set_count = 0;
  for (i = 0; input[i] != A_LAST && i < MAX_NUM_TECH_LIST; i++) {
    tech_names[set_count++] = advance_rule_name(advance_by_number(input[i]));
  }
 
  if (set_count > 0) {
    secfile_insert_str_vec(sfile, tech_names, set_count,
                           "%s.%s", path, entry);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_tech_ref(struct section_file *sfile,
                          const struct advance *padv,
                          const char *path, const char *entry)
{
   if (padv == A_NEVER) {
     secfile_insert_str(sfile, "Never", "%s.%s", path, entry);
   } else {
     secfile_insert_str(sfile, advance_rule_name(padv),
                        "%s.%s", path, entry);
   }
 
   return TRUE;
}
 
/**********************************************************************/
static bool save_terrain_ref(struct section_file *sfile,
                             const struct terrain *save,
                             const struct terrain *pthis,
                             const char *path, const char *entry)
{
  if (save == nullptr) {
    secfile_insert_str(sfile, "none", "%s.%s", path, entry);
  } else if (save == pthis) {
    secfile_insert_str(sfile, "yes", "%s.%s", path, entry);
  } else {
    secfile_insert_str(sfile, terrain_rule_name(save),
                        "%s.%s", path, entry);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_gov_ref(struct section_file *sfile,
                         const struct government *gov,
                         const char *path, const char *entry)
{
  secfile_insert_str(sfile, government_rule_name(gov), "%s.%s", path, entry);
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_building_list(struct section_file *sfile, int *input,
                               const char *path, const char *entry)
{
  const char *building_names[MAX_NUM_BUILDING_LIST];
  int set_count;
  int i;
 
  set_count = 0;
  for (i = 0; input[i] != B_LAST && i < MAX_NUM_BUILDING_LIST; i++) {
    building_names[set_count++] = improvement_rule_name(improvement_by_number(input[i]));
  }
 
  if (set_count > 0) {
    secfile_insert_str_vec(sfile, building_names, set_count,
                           "%s.%s", path, entry);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_unit_list(struct section_file *sfile, struct unit_type **input,
                           const char *path, const char *entry)
{
  const char *unit_names[MAX_NUM_UNIT_LIST];
  int set_count;
  int i;
 
  set_count = 0;
  for (i = 0; input[i] != nullptr && i < MAX_NUM_UNIT_LIST; i++) {
    unit_names[set_count++] = utype_rule_name(input[i]);
  }
 
  if (set_count > 0) {
    secfile_insert_str_vec(sfile, unit_names, set_count,
                           "%s.%s", path, entry);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_uclass_vec(struct section_file *sfile,
                            bv_unit_classes *bits,
                            const char *path, const char *entry,
                            bool unreachable_only)
{
  const char *class_names[UCL_LAST];
  int classes = 0;
 
  unit_class_iterate(pcargo) {
    if (BV_ISSET(*(bits), uclass_index(pcargo))
        && (uclass_has_flag(pcargo, UCF_UNREACHABLE)
            || !unreachable_only)) {
      class_names[classes++] = uclass_rule_name(pcargo);
    }
  } unit_class_iterate_end;
 
  if (classes > 0) {
    secfile_insert_str_vec(sfile, class_names, classes,
                           "%s.%s", path, entry);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_strvec(struct section_file *sfile,
                        struct strvec *to_save,
                        const char *path, const char *entry)
{
  if (to_save != nullptr) {
    int sect_count = strvec_size(to_save);
    const char *sections[sect_count];
    int i;
 
    for (i = 0; i < sect_count; i++) {
      sections[i] = strvec_get(to_save, i);
    }
 
    secfile_insert_str_vec(sfile, sections, sect_count, "%s.%s", path, entry);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_ruleset_file(struct section_file *sfile, const char *filename)
{
  return secfile_save(sfile, filename, 0, FZ_PLAIN);
}
 
/**********************************************************************/
static bool save_buildings_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "building");
  int sect_idx;
  int i;
  bool uflags_building = FALSE;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  for (i = 0; i < MAX_NUM_USER_BUILDING_FLAGS; i++) {
    const char *flagname = impr_flag_id_name_cb(i + IF_USER_FLAG_1);
    const char *helptxt = impr_flag_helptxt(i + IF_USER_FLAG_1);
 
    if (flagname != nullptr) {
      if (!uflags_building) {
        comment_uflags_building(sfile);
        uflags_building = TRUE;
      }
 
      secfile_insert_str(sfile, flagname, "control.building_flags%d.name", i);
 
      /* Save the user flag help text even when it is undefined. That makes
       * the formatting code happy. The resulting "" is ignored when the
       * ruleset is loaded. */
      secfile_insert_str(sfile, helptxt,
                         "control.building_flags%d.helptxt", i);
    }
  }
 
  comment_buildings(sfile);
 
  sect_idx = 0;
  improvement_re_active_iterate(pb) {
    if (!pb->ruledit_disabled) {
      char path[512];
      const char *flag_names[IF_COUNT];
      int set_count;
      int flagi;
 
      fc_snprintf(path, sizeof(path), "building_%d", sect_idx++);
 
      save_name_translation(sfile, &(pb->name), path);
 
      secfile_insert_str(sfile, impr_genus_id_name(pb->genus),
                         "%s.genus", path);
 
      if (strcmp(pb->graphic_str, "-")) {
        secfile_insert_str(sfile, pb->graphic_str, "%s.graphic", path);
      }
      if (strcmp(pb->graphic_alt, "-")) {
        secfile_insert_str(sfile, pb->graphic_alt, "%s.graphic_alt", path);
      }
      if (strcmp(pb->graphic_alt2, "-")) {
        secfile_insert_str(sfile, pb->graphic_alt2, "%s.graphic_alt2", path);
      }
      if (strcmp(pb->soundtag, "-")) {
        secfile_insert_str(sfile, pb->soundtag, "%s.sound", path);
      }
      if (strcmp(pb->soundtag_alt, "-")) {
        secfile_insert_str(sfile, pb->soundtag_alt, "%s.sound_alt", path);
      }
      if (strcmp(pb->soundtag_alt2, "-")) {
        secfile_insert_str(sfile, pb->soundtag_alt2, "%s.sound_alt2", path);
      }
 
      save_reqs_vector(sfile, &(pb->reqs), path, "reqs");
      save_reqs_vector(sfile, &(pb->obsolete_by), path, "obsolete_by");
 
      secfile_insert_int(sfile, pb->build_cost, "%s.build_cost", path);
      secfile_insert_int(sfile, pb->upkeep, "%s.upkeep", path);
      secfile_insert_int(sfile, pb->sabotage, "%s.sabotage", path);
 
      set_count = 0;
      for (flagi = 0; flagi < IF_COUNT; flagi++) {
        if (improvement_has_flag(pb, flagi)) {
          flag_names[set_count++] = impr_flag_id_name(flagi);
        }
      }
 
      if (set_count > 0) {
        secfile_insert_str_vec(sfile, flag_names, set_count,
                               "%s.flags", path);
      }
 
      save_strvec(sfile, pb->helptext, path, "helptext");
    }
  } improvement_re_active_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_styles_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "styles");
  int sect_idx;
  int i;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  comment_styles(sfile);
 
  sect_idx = 0;
  styles_re_active_iterate(pstyle) {
    char path[512];
 
    fc_snprintf(path, sizeof(path), "style_%d", sect_idx++);
 
    save_name_translation(sfile, &(pstyle->name), path);
  } styles_re_active_iterate_end;
 
  comment_citystyles(sfile);
 
  sect_idx = 0;
  for (i = 0; i < game.control.num_city_styles; i++) {
    char path[512];
 
    fc_snprintf(path, sizeof(path), "citystyle_%d", sect_idx++);
 
    save_name_translation(sfile, &(city_styles[i].name), path);
 
    secfile_insert_str(sfile, city_styles[i].graphic, "%s.graphic", path);
    secfile_insert_str(sfile, city_styles[i].graphic_alt, "%s.graphic_alt", path);
    if (strcmp(city_styles[i].citizens_graphic, "-")) {
      secfile_insert_str(sfile, city_styles[i].citizens_graphic,
                         "%s.citizens_graphic", path);
    }
 
    save_reqs_vector(sfile, &(city_styles[i].reqs), path, "reqs");
  }
 
  comment_musicstyles(sfile);
 
  sect_idx = 0;
  music_styles_iterate(pmus) {
    char path[512];
 
    fc_snprintf(path, sizeof(path), "musicstyle_%d", sect_idx++);
 
    secfile_insert_str(sfile, pmus->music_peaceful, "%s.music_peaceful", path);
    secfile_insert_str(sfile, pmus->music_combat, "%s.music_combat", path);
 
    save_reqs_vector(sfile, &(pmus->reqs), path, "reqs");
  } music_styles_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_action_auto_uflag_block(struct section_file *sfile,
                                         const int aap,
                                         const char *uflags_path,
                                         bool (*unexpected_req)(
                                           const struct requirement *preq))
{
  enum unit_type_flag_id protecor_flag[MAX_NUM_USER_UNIT_FLAGS];
  size_t i;
  size_t ret;
 
  const struct action_auto_perf *auto_perf =
      action_auto_perf_by_number(aap);
 
  i = 0;
  requirement_vector_iterate(&auto_perf->reqs, req) {
    fc_assert(req->range == REQ_RANGE_LOCAL);
 
    if (req->source.kind == VUT_UTFLAG) {
      fc_assert(!req->present);
 
      protecor_flag[i++] = req->source.value.unitflag;
    } else if (unexpected_req(req)) {
      struct astring astr;
 
      log_error("Can't handle action auto performer requirement %s",
                req_to_fstring(req, &astr));
      astr_free(&astr);
 
      return FALSE;
    }
  } requirement_vector_iterate_end;
 
  ret = secfile_insert_enum_vec(sfile, &protecor_flag, i,
                                unit_type_flag_id,
                                "%s", uflags_path);
 
  if (ret != i) {
    log_error("%s: didn't save all unit type flags.", uflags_path);
 
    return FALSE;
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_action_auto_actions(struct section_file *sfile,
                                     const int aap,
                                     const char *actions_path)
{
  enum gen_action unit_acts[MAX_NUM_ACTIONS];
  size_t i, j;
  size_t ret;
 
  const struct action_auto_perf *auto_perf
    = action_auto_perf_by_number(aap);
 
  for (i = 0, j = 0;
       i < NUM_ACTIONS && auto_perf->alternatives[i] != ACTION_NONE;
       i++) {
    struct action *paction = action_by_number(auto_perf->alternatives[i]);
 
    if (!action_is_in_use(paction)) {
      /* Don't mention non enabled actions. */
      continue;
    }
 
    /* This action is included in the output. */
    unit_acts[j] = auto_perf->alternatives[i];
    j++;
  }
 
  action_array_end((action_id *)unit_acts, j);
  ret = secfile_insert_enum_vec(sfile, &unit_acts, j, gen_action,
                                "%s", actions_path);
 
  if (ret != j) {
    log_error("%s: didn't save all actions.", actions_path);
 
    return FALSE;
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool unexpected_non_otype(const struct requirement *req)
{
  return !(req->source.kind == VUT_OTYPE && req->present);
}
 
/**********************************************************************/
static bool save_muuk_action_auto(struct section_file *sfile,
                                  const int aap,
                                  const char *item)
{
  char uflags_path[100];
  char action_path[100];
 
  fc_snprintf(uflags_path, sizeof(uflags_path),
              "missing_unit_upkeep.%s_protected", item);
  fc_snprintf(action_path, sizeof(action_path),
              "missing_unit_upkeep.%s_unit_act", item);
 
  return (save_action_auto_uflag_block(sfile, aap, uflags_path,
                                       unexpected_non_otype)
          && save_action_auto_actions(sfile, aap, action_path));
}
 
/**********************************************************************/
static bool save_cities_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "cities");
  int sect_idx;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  comment_specialists(sfile);
 
  sect_idx = 0;
  specialist_type_iterate(sp) {
    struct specialist *s = specialist_by_number(sp);
    char path[512];
 
    fc_snprintf(path, sizeof(path), "specialist_%d", sect_idx++);
 
    save_name_translation(sfile, &(s->name), path);
 
    if (strcmp(rule_name_get(&s->name), rule_name_get(&s->abbreviation))) {
      secfile_insert_str(sfile, rule_name_get(&s->abbreviation),
                         "%s.short_name", path);
    }
 
    save_reqs_vector(sfile, &(s->reqs), path, "reqs");
 
    secfile_insert_str(sfile, s->graphic_str, "%s.graphic", path);
    if (strcmp(s->graphic_alt, "-")) {
      secfile_insert_str(sfile, s->graphic_alt, "%s.graphic_alt", path);
    }
 
    save_strvec(sfile, s->helptext, path, "helptext");
 
  } specialist_type_iterate_end;
 
  if (game.info.celebratesize != GAME_DEFAULT_CELEBRATESIZE) {
    secfile_insert_int(sfile, game.info.celebratesize,
                       "parameters.celebrate_size_limit");
  }
  if (game.info.add_to_size_limit != GAME_DEFAULT_ADDTOSIZE) {
    secfile_insert_int(sfile, game.info.add_to_size_limit,
                       "parameters.add_to_size_limit");
  }
  if (game.info.angrycitizen != GAME_DEFAULT_ANGRYCITIZEN) {
    secfile_insert_bool(sfile, game.info.angrycitizen,
                       "parameters.angry_citizens");
  }
  if (game.info.changable_tax != GAME_DEFAULT_CHANGABLE_TAX) {
    secfile_insert_bool(sfile, game.info.changable_tax,
                       "parameters.changable_tax");
  }
  if (game.info.forced_science != 0) {
    secfile_insert_int(sfile, game.info.forced_science,
                       "parameters.forced_science");
  }
  if (game.info.forced_luxury != 100) {
    secfile_insert_int(sfile, game.info.forced_luxury,
                       "parameters.forced_luxury");
  }
  if (game.info.forced_gold != 0) {
    secfile_insert_int(sfile, game.info.forced_gold,
                       "parameters.forced_gold");
  }
  if (game.server.vision_reveal_tiles != GAME_DEFAULT_VISION_REVEAL_TILES) {
    secfile_insert_bool(sfile, game.server.vision_reveal_tiles,
                       "parameters.vision_reveal_tiles");
  }
  if (game.info.pop_report_zeroes != 1) {
    secfile_insert_int(sfile, game.info.pop_report_zeroes,
                       "parameters.pop_report_zeroes");
  }
 
  save_default_bool(sfile, game.info.citizen_nationality,
                    RS_DEFAULT_NATIONALITY,
                    "citizen.nationality", nullptr);
  save_default_bool(sfile, game.info.unit_builders_nationality,
                    RS_DEFAULT_UBUILD_NAT,
                    "citizen.ubuilder_nationality", nullptr);
  save_default_int(sfile, game.info.citizen_convert_speed,
                   RS_DEFAULT_CONVERT_SPEED,
                   "citizen.convert_speed", nullptr);
  if (game.info.conquest_convert_pct != 0) {
    secfile_insert_int(sfile, game.info.conquest_convert_pct,
                       "citizen.conquest_convert_pct");
  }
 
  if (game.info.citizen_partisans_pct != 0) {
    secfile_insert_int(sfile, game.info.citizen_partisans_pct,
                       "citizen.partisans_pct");
  }
 
  save_muuk_action_auto(sfile, ACTION_AUTO_UPKEEP_FOOD,
                        "food");
  if (game.info.muuk_food_wipe != RS_DEFAULT_MUUK_FOOD_WIPE) {
    secfile_insert_bool(sfile, game.info.muuk_food_wipe,
                        "missing_unit_upkeep.food_wipe");
  }
 
  save_muuk_action_auto(sfile, ACTION_AUTO_UPKEEP_GOLD,
                        "gold");
  if (game.info.muuk_gold_wipe != RS_DEFAULT_MUUK_GOLD_WIPE) {
    secfile_insert_bool(sfile, game.info.muuk_gold_wipe,
                        "missing_unit_upkeep.gold_wipe");
  }
 
  save_muuk_action_auto(sfile, ACTION_AUTO_UPKEEP_SHIELD,
                        "shield");
  if (game.info.muuk_shield_wipe != RS_DEFAULT_MUUK_SHIELD_WIPE) {
    secfile_insert_bool(sfile, game.info.muuk_shield_wipe,
                        "missing_unit_upkeep.shield_wipe");
  }
 
  return save_ruleset_file(sfile, filename);
}
 
/**************************************************************************
  Effect saving callback data structure.
**************************************************************************/
typedef struct {
  int idx;
  struct section_file *sfile;
} effect_cb_data;
 
/**********************************************************************/
static bool effect_save(struct effect *peffect, void *data)
{
  effect_cb_data *cbdata = (effect_cb_data *)data;
  char path[512];
 
  if (peffect->rulesave.do_not_save) {
    /* Is supposed to be skipped. */
    return TRUE;
  }
 
  fc_snprintf(path, sizeof(path), "effect_%d", cbdata->idx++);
 
  secfile_insert_str(cbdata->sfile,
                     effect_type_name(peffect->type),
                     "%s.type", path);
  secfile_insert_int(cbdata->sfile, peffect->value, "%s.value", path);
 
  save_reqs_vector(cbdata->sfile, &peffect->reqs, path, "reqs");
 
  if (peffect->rulesave.comment != nullptr) {
    secfile_insert_str(cbdata->sfile, peffect->rulesave.comment,
                       "%s.comment", path);
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_effects_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "effect");
  effect_cb_data data;
  int i;
  int sidx;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  data.idx = 0;
  data.sfile = sfile;
 
  comment_ueffs(sfile);
 
  sidx = 0;
  for (i = EFT_USER_EFFECT_1 ; i <= EFT_USER_EFFECT_LAST; i++) {
    enum effect_type val = user_effect_ai_valued_as(i);
 
    if (val != i) {
      char path[512];
 
      fc_snprintf(path, sizeof(path), "ueff_%d", sidx++);
 
      secfile_insert_str(sfile, effect_type_name(i),
                         "%s.type", path);
      secfile_insert_str(sfile, effect_type_name(val),
                         "%s.ai_valued_as", path);
    }
  }
 
  comment_effects(sfile);
 
  if (!iterate_effect_cache(effect_save, &data)) {
    return FALSE;
  }
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_action_max_range(struct section_file *sfile,
                                  action_id act)
{
  struct action *paction = action_by_number(act);
 
  if (paction->max_distance == ACTION_DISTANCE_UNLIMITED) {
    return secfile_insert_str(sfile, RS_ACTION_NO_MAX_DISTANCE,
                              "actions.%s",
                              action_max_range_ruleset_var_name(act)) != nullptr;
  } else {
    return save_default_int(sfile, action_by_number(act)->max_distance,
                            actres_max_range_default(paction->result),
                            "actions",
                            action_max_range_ruleset_var_name(act));
  }
}
 
/**********************************************************************/
static bool save_action_range(struct section_file *sfile, action_id act)
{
  struct action *paction = action_by_number(act);
 
  if (action_min_range_ruleset_var_name(act) != nullptr) {
    /* Min range can be loaded from the ruleset. */
    save_default_int(sfile,
                     paction->min_distance,
                     actres_min_range_default(paction->result),
                     "actions",
                     action_min_range_ruleset_var_name(act));
  }
 
  if (action_max_range_ruleset_var_name(act) != nullptr) {
    /* Max range can be loaded from the ruleset. */
    if (!save_action_max_range(sfile, act)) {
      return FALSE;
    }
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_action_kind(struct section_file *sfile, action_id act)
{
  if (action_target_kind_ruleset_var_name(act) != nullptr) {
    struct action *paction = action_by_number(act);
 
    /* Target kind can be loaded from the ruleset. */
    if (!action_is_in_use(paction)) {
      /* Don't save the default for actions that aren't enabled. */
      return TRUE;
    }
 
    secfile_insert_enum(sfile,
                        action_by_number(act)->target_kind,
                        action_target_kind,
                        "actions.%s",
                        action_target_kind_ruleset_var_name(act));
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_action_actor_consuming_always(struct section_file *sfile,
                                               action_id act)
{
  if (action_actor_consuming_always_ruleset_var_name(act) != nullptr) {
    struct action *paction = action_by_number(act);
 
    /* Actor consumption can be loaded from the ruleset. */
    if (!action_is_in_use(paction)) {
      /* Don't save value for actions that aren't enabled. */
      return TRUE;
    }
 
    save_default_bool(sfile,
                      action_by_number(act)->actor_consuming_always,
                      RS_DEFAULT_ACTION_ACTOR_CONSUMING_ALWAYS,
                      "actions",
                      action_actor_consuming_always_ruleset_var_name(act));
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_action_blocked_by(struct section_file *sfile,
                                   struct action *paction)
{
  enum gen_action action_vec[MAX_NUM_ACTIONS];
  char comment[1024];
  int i = 0;
 
  if (action_blocked_by_ruleset_var_name(paction) == nullptr) {
    /* Action blocked by shouldn't be written to the ruleset for this
     * action. */
    return TRUE;
  }
 
  if (!action_is_in_use(paction)) {
    /* Don't save value for actions that aren't enabled. */
    return TRUE;
  }
 
  fc_snprintf(comment, sizeof(comment),
              "Forbid \"%s\" if any one of the listed actions are legal.",
              action_rule_name(paction));
 
  action_iterate(blocker_id) {
    struct action *pblocker = action_by_number(blocker_id);
 
    if (!action_is_in_use(pblocker)) {
      /* Don't save value for actions that aren't enabled. */
      continue;
    }
 
    if (BV_ISSET(paction->blocked_by, blocker_id)) {
      action_vec[i] = blocker_id;
      i++;
    }
  } action_iterate_end;
 
  if (secfile_insert_enum_vec_comment(
        sfile, &action_vec, i, gen_action, comment, "actions.%s",
        action_blocked_by_ruleset_var_name(paction))
      != i) {
    log_error("Didn't save all %s blocking actions.",
              action_rule_name(paction));
 
    return FALSE;
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_action_post_success_force(struct section_file *sfile,
                                           int performer_slot,
                                           struct action *paction)
{
  char action_list_path[100];
 
  if (action_post_success_forced_ruleset_var_name(paction) == nullptr) {
    /* Not relevant. */
    return TRUE;
  }
 
  if (!action_is_in_use(paction)) {
    /* Don't save value for actions that aren't enabled. */
    return TRUE;
  }
 
  fc_snprintf(action_list_path, sizeof(action_list_path),
              "actions.%s",
              action_post_success_forced_ruleset_var_name(paction));
  if (!save_action_auto_actions(sfile, performer_slot, action_list_path)) {
    return FALSE;
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_bv_actions(struct section_file *sfile,
                            bv_actions content,
                            const char *path)
{
  enum gen_action action_vec[MAX_NUM_ACTIONS];
  int i = 0;
 
  action_iterate(act_id) {
    struct action *paction = action_by_number(act_id);
 
    if (!action_is_in_use(paction)) {
      /* Don't save value for actions that aren't enabled. */
      continue;
    }
 
    if (BV_ISSET(content, act_id)) {
      action_vec[i] = act_id;
      i++;
    }
  } action_iterate_end;
 
  if (secfile_insert_enum_vec(sfile, &action_vec, i, gen_action,
                              "%s", path) != i) {
    log_error("Didn't save all of %s.", path);
 
    return FALSE;
  }
 
  return TRUE;
}
/**********************************************************************/
static bool save_actions_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "actions");
  enum gen_action action_vec[MAX_NUM_ACTIONS];
  int i = 0;
  int sect_idx = 0;
 
  /* TODO: move action logic from save_game_ruleset to here */
  if (sfile == nullptr) {
    return FALSE;
  }
  {
    /* Action auto performers aren't ready to be exposed in the ruleset
     * yet. The behavior when two action auto performers for the same
     * cause can fire isn't set in stone yet. How is one of them chosen?
     * What if all the actions of the chosen action auto performer turned
     * out to be illegal but one of the other action auto performers that
     * fired has legal actions? These issues can decide what other action
     * rules action auto performers can represent in the future. Deciding
     * should therefore wait until a rule needs action auto performers to
     * work a certain way. */
    /* Only one action auto performer, ACTION_AUTO_MOVED_ADJ, is caused
     * by AAPC_UNIT_MOVED_ADJ. It is therefore safe to expose the full
     * requirement vector to the ruleset. */
    const struct action_auto_perf *auto_perf =
        action_auto_perf_by_number(ACTION_AUTO_MOVED_ADJ);
 
    comment_auto_attack(sfile);
 
    save_reqs_vector(sfile, &auto_perf->reqs,
                     "auto_attack", "if_attacker");
 
    save_action_auto_actions(sfile, ACTION_AUTO_MOVED_ADJ,
                             "auto_attack.attack_actions");
  }
 
  comment_actions_dc_initial_odds(sfile);
  if (!save_bv_actions(sfile, game.info.diplchance_initial_odds,
                       "actions.diplchance_initial_odds")) {
    return FALSE;
  }
 
  if (!save_action_post_success_force(sfile, ACTION_AUTO_POST_BRIBE_UNIT,
                                      action_by_number(
                                        ACTION_SPY_BRIBE_UNIT))) {
    log_error("Didn't save all post success forced actions.");
    return FALSE;
  }
 
  if (!save_action_post_success_force(sfile, ACTION_AUTO_POST_BRIBE_STACK,
                                      action_by_number(
                                        ACTION_SPY_BRIBE_STACK))) {
    log_error("Didn't save all post success forced actions.");
    return FALSE;
  }
 
  if (!save_action_post_success_force(sfile, ACTION_AUTO_POST_ATTACK,
                                      action_by_number(ACTION_ATTACK))) {
    log_error("Didn't save all post success forced actions.");
    return FALSE;
  }
 
  if (!save_action_post_success_force(sfile, ACTION_AUTO_POST_WIPE_UNITS,
                                      action_by_number(ACTION_WIPE_UNITS))) {
    log_error("Didn't save all post success forced actions.");
    return FALSE;
  }
 
  if (!save_action_auto_actions(sfile, ACTION_AUTO_ESCAPE_CITY,
                                "actions.escape_city")) {
    log_error("Didn't save all escape city forced actions.");
    return FALSE;
  }
 
  if (!save_action_auto_actions(sfile, ACTION_AUTO_ESCAPE_STACK,
                                "actions.unit_stack_death")) {
    log_error("Didn't save all escape unit stack death forced actions.");
    return FALSE;
  }
 
  save_default_bool(sfile, game.info.poison_empties_food_stock,
                    RS_DEFAULT_POISON_EMPTIES_FOOD_STOCK,
                    "actions.poison_empties_food_stock", nullptr);
 
  save_default_bool(sfile, game.info.steal_maps_reveals_all_cities,
                    RS_DEFAULT_STEAL_MAP_REVEALS_CITIES,
                    "actions.steal_maps_reveals_all_cities", nullptr);
 
  action_iterate(act_id) {
    struct action *act = action_by_number(act_id);
 
    save_action_kind(sfile, act_id);
    save_action_range(sfile, act_id);
    save_action_actor_consuming_always(sfile, act_id);
    save_action_blocked_by(sfile, act);
  } action_iterate_end;
 
  comment_actions_quiet_actions(sfile);
 
  i = 0;
  action_iterate(act) {
    if (action_by_number(act)->quiet) {
      action_vec[i] = act;
      i++;
    }
  } action_iterate_end;
 
  if (secfile_insert_enum_vec(sfile, &action_vec, i, gen_action,
                              "actions.quiet_actions") != i) {
    log_error("Didn't save all quiet actions.");
 
    return FALSE;
  }
 
  comment_actions(sfile);
  for (i = 0; i < MAX_NUM_ACTIONS; i++) {
    struct action *paction = action_by_number(i);
 
    if (!action_is_in_use(paction)) {
      /* Don't mention non enabled actions. */
      continue;
    }
 
    if (paction->configured) {
      char path[512];
      const char *ui_name;
 
      fc_snprintf(path, sizeof(path), "action_%d", i);
 
      secfile_insert_str(sfile, action_rule_name(paction),
                         "%s.action", path);
 
      if (!action_id_is_internal(i)) {
        ui_name = paction->ui_name;
 
        if (ui_name == nullptr) {
          fc_assert(ui_name != nullptr);
 
          return FALSE;
        }
 
        if (strcmp(ui_name, action_ui_name_default(i))) {
          secfile_insert_str(sfile, ui_name,
                             "%s.ui_name", path);
        }
      }
    }
  }
 
  comment_enablers(sfile);
  sect_idx = 0;
  action_enablers_iterate(pae) {
    char path[512];
 
    if (pae->rulesave.ruledit_disabled) {
      continue;
    }
 
    fc_snprintf(path, sizeof(path), "enabler_%d", sect_idx++);
 
    secfile_insert_str(sfile, action_rule_name(enabler_get_action(pae)),
                       "%s.action", path);
 
    save_reqs_vector(sfile, &(pae->actor_reqs), path, "actor_reqs");
    save_reqs_vector(sfile, &(pae->target_reqs), path, "target_reqs");
 
    if (pae->rulesave.comment != nullptr) {
      secfile_insert_str(sfile, pae->rulesave.comment, "%s.comment", path);
    }
  } action_enablers_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_game_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "game");
  int sect_idx;
  int col_idx;
  int set_count;
  enum gameloss_style gs;
  const char *style_names[32]; /* FIXME: Should determine max length automatically.
                                * currently it's 3 (bits 0,1, and 2) so there's plenty of
                                * safety margin here. */
  const char *tnames[game.server.ruledit.named_teams];
  enum trade_route_type trt;
  int i;
  bool locks;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  if (game.server.ruledit.description_file != nullptr) {
    secfile_insert_str(sfile, game.server.ruledit.description_file,
                       "ruledit.description_file");
  }
 
  if (game.server.ruledit.std_tileset_compat) {
    comment_std_tileset_compat(sfile);
    secfile_insert_bool(sfile, game.server.ruledit.std_tileset_compat,
                        "ruledit.std_tileset_compat");
  }
 
  if (game.control.preferred_tileset[0] != '\0') {
    secfile_insert_str(sfile, game.control.preferred_tileset,
                       "tileset.preferred");
  }
  if (game.control.preferred_soundset[0] != '\0') {
    secfile_insert_str(sfile, game.control.preferred_soundset,
                       "soundset.preferred");
  }
  if (game.control.preferred_musicset[0] != '\0') {
    secfile_insert_str(sfile, game.control.preferred_musicset,
                       "musicset.preferred");
  }
 
  secfile_insert_str(sfile, game.control.name, "about.name");
  secfile_insert_str(sfile, game.control.version, "about.version");
 
  if (game.control.alt_dir[0] != '\0') {
    secfile_insert_str(sfile, game.control.alt_dir, "about.alt_dir");
  }
 
  if (game.ruleset_summary != nullptr) {
    struct entry *mod_entry;
 
    mod_entry = secfile_insert_str(sfile, game.ruleset_summary,
                                   "about.summary");
    entry_str_set_gt_marking(mod_entry, TRUE);
  }
 
  if (game.ruleset_description != nullptr) {
    if (game.server.ruledit.description_file == nullptr) {
      secfile_insert_str(sfile, game.ruleset_description,
                         "about.description");
    } else {
      secfile_insert_filereference(sfile, game.server.ruledit.description_file,
                                   "about.description");
    }
  }
 
  if (game.ruleset_capabilities != nullptr) {
    secfile_insert_str(sfile, game.ruleset_capabilities,
                       "about.capabilities");
  } else {
    secfile_insert_str(sfile, "", "about.capabilities");
  }
 
  save_tech_list(sfile, game.rgame.global_init_techs,
                 "options", "global_init_techs");
  save_building_list(sfile, game.rgame.global_init_buildings,
                     "options", "global_init_buildings");
 
  save_default_bool(sfile, game.control.popup_tech_help,
                    FALSE,
                    "options.popup_tech_help", nullptr);
  save_default_int(sfile, game.info.base_pollution,
                   RS_DEFAULT_BASE_POLLUTION,
                   "civstyle.base_pollution", nullptr);
 
  set_count = 0;
  for (gs = gameloss_style_begin(); gs != gameloss_style_end(); gs = gameloss_style_next(gs)) {
    if (game.info.gameloss_style & gs) {
      style_names[set_count++] = gameloss_style_name(gs);
    }
  }
 
  if (set_count > 0) {
    comment_civstyle_gameloss_style(sfile);
 
    secfile_insert_str_vec(sfile, style_names, set_count,
                           "civstyle.gameloss_style");
  }
 
  save_default_int(sfile, game.info.happy_cost,
                   RS_DEFAULT_HAPPY_COST,
                   "civstyle.happy_cost", nullptr);
  save_default_int(sfile, game.info.food_cost,
                   RS_DEFAULT_FOOD_COST,
                   "civstyle.food_cost", nullptr);
  save_default_bool(sfile,
                    BV_ISSET(action_by_number(ACTION_PARADROP)->sub_results,
                             ACT_SUB_RES_MAY_EMBARK),
                    FALSE,
                    "civstyle.paradrop_to_transport", nullptr);
  save_default_int(sfile, game.info.base_bribe_cost,
                   RS_DEFAULT_BASE_BRIBE_COST,
                   "civstyle.base_bribe_cost", nullptr);
  if (game.server.ransom_gold != RS_DEFAULT_RANSOM_GOLD) {
    comment_civstyle_ransom_gold(sfile);
  }
  save_default_int(sfile, game.server.ransom_gold,
                   RS_DEFAULT_RANSOM_GOLD,
                   "civstyle.ransom_gold", nullptr);
  save_default_bool(sfile, game.info.pillage_select,
                    RS_DEFAULT_PILLAGE_SELECT,
                    "civstyle.pillage_select", nullptr);
  save_default_bool(sfile, game.info.tech_steal_allow_holes,
                    RS_DEFAULT_TECH_STEAL_HOLES,
                    "civstyle.tech_steal_allow_holes", nullptr);
  save_default_bool(sfile, game.info.tech_trade_allow_holes,
                    RS_DEFAULT_TECH_TRADE_HOLES,
                    "civstyle.tech_trade_allow_holes", nullptr);
  save_default_bool(sfile, game.info.tech_trade_loss_allow_holes,
                    RS_DEFAULT_TECH_TRADE_LOSS_HOLES,
                    "civstyle.tech_trade_loss_allow_holes", nullptr);
  save_default_bool(sfile, game.info.tech_parasite_allow_holes,
                    RS_DEFAULT_TECH_PARASITE_HOLES,
                    "civstyle.tech_parasite_allow_holes", nullptr);
  save_default_bool(sfile, game.info.tech_loss_allow_holes,
                    RS_DEFAULT_TECH_LOSS_HOLES,
                    "civstyle.tech_loss_allow_holes", nullptr);
  save_default_int(sfile, game.server.upgrade_veteran_loss,
                   RS_DEFAULT_UPGRADE_VETERAN_LOSS,
                   "civstyle.upgrade_veteran_loss", nullptr);
  save_default_int(sfile, game.server.autoupgrade_veteran_loss,
                   RS_DEFAULT_UPGRADE_VETERAN_LOSS,
                   "civstyle.autoupgrade_veteran_loss", nullptr);
 
  comment_civstyle_granary(sfile);
 
  secfile_insert_int_vec(sfile, game.info.granary_food_ini,
                         game.info.granary_num_inis,
                         "civstyle.granary_food_ini");
 
  save_default_int(sfile, game.info.granary_food_inc,
                   RS_DEFAULT_GRANARY_FOOD_INC,
                   "civstyle.granary_food_inc", nullptr);
 
  output_type_iterate(o) {
    char buffer[256];
 
    fc_snprintf(buffer, sizeof(buffer),
                "civstyle.min_city_center_%s",
                get_output_identifier(o));
 
    save_default_int(sfile, game.info.min_city_center_output[o],
                     RS_DEFAULT_CITY_CENTER_OUTPUT,
                     buffer, nullptr);
  } output_type_iterate_end;
 
  save_default_int(sfile, game.server.init_vis_radius_sq,
                   RS_DEFAULT_VIS_RADIUS_SQ,
                   "civstyle.init_vis_radius_sq", nullptr);
  save_default_int(sfile, game.info.init_city_radius_sq,
                   RS_DEFAULT_CITY_RADIUS_SQ,
                   "civstyle.init_city_radius_sq", nullptr);
 
  comment_civstyle_gold_upkeep_style(sfile);
 
  if (0 != fc_strcasecmp(gold_upkeep_style_name(game.info.gold_upkeep_style),
                         RS_DEFAULT_GOLD_UPKEEP_STYLE)) {
    secfile_insert_str(sfile,
                       gold_upkeep_style_name(game.info.gold_upkeep_style),
                       "civstyle.gold_upkeep_style");
  }
  if (game.info.homeless_gold_upkeep) {
    comment_civstyle_homeless_gold_upkeep(sfile);
  }
  save_default_bool(sfile, game.info.homeless_gold_upkeep, FALSE,
                    "civstyle.homeless_gold_upkeep", nullptr);
  save_default_int(sfile, game.info.granularity,
                   1, "civstyle.output_granularity", nullptr);
 
  if (game.info.airlift_from_always_enabled || !game.info.airlift_to_always_enabled) {
    comment_civstyle_airlift_always(sfile);
  }
  save_default_bool(sfile, game.info.airlift_from_always_enabled,
                    FALSE, "civstyle.airlift_from_always_enabled", nullptr);
  save_default_bool(sfile, game.info.airlift_to_always_enabled,
                    TRUE, "civstyle.airlift_to_always_enabled", nullptr);
 
  if (fc_strcasecmp(wonder_visib_type_name(game.info.small_wonder_visibility),
                    RS_DEFAULT_SMALL_WONDER_VISIBILITY)) {
    comment_wonder_visibility_small_wonders(sfile);
    secfile_insert_str(sfile,
                       wonder_visib_type_name(game.info.small_wonder_visibility),
                       "wonder_visibility.small_wonders");
  }
 
  save_default_bool(sfile, game.info.illness_on,
                    RS_DEFAULT_ILLNESS_ON,
                    "illness.illness_on", nullptr);
  save_default_int(sfile, game.info.illness_base_factor,
                   RS_DEFAULT_ILLNESS_BASE_FACTOR,
                   "illness.illness_base_factor", nullptr);
  save_default_int(sfile, game.info.illness_min_size,
                   RS_DEFAULT_ILLNESS_MIN_SIZE,
                   "illness.illness_min_size", nullptr);
  save_default_int(sfile, game.info.illness_trade_infection,
                   RS_DEFAULT_ILLNESS_TRADE_INFECTION_PCT,
                   "illness.illness_trade_infection", nullptr);
  save_default_int(sfile, game.info.illness_pollution_factor,
                   RS_DEFAULT_ILLNESS_POLLUTION_PCT,
                   "illness.illness_pollution_factor", nullptr);
  comment_incite_cost(sfile);
  save_default_int(sfile, game.server.base_incite_cost,
                   RS_DEFAULT_INCITE_BASE_COST,
                   "incite_cost.base_incite_cost", nullptr);
  save_default_int(sfile, game.server.incite_improvement_factor,
                   RS_DEFAULT_INCITE_IMPROVEMENT_FCT,
                   "incite_cost.improvement_factor", nullptr);
  save_default_int(sfile, game.server.incite_unit_factor,
                   RS_DEFAULT_INCITE_UNIT_FCT,
                   "incite_cost.unit_factor", nullptr);
  save_default_int(sfile, game.server.incite_total_factor,
                   RS_DEFAULT_INCITE_TOTAL_FCT,
                   "incite_cost.total_factor", nullptr);
 
  if (game.info.tired_attack != RS_DEFAULT_TIRED_ATTACK) {
    comment_combat_rules_tired_attack(sfile);
  }
  save_default_bool(sfile, game.info.tired_attack,
                    RS_DEFAULT_TIRED_ATTACK,
                    "combat_rules.tired_attack", nullptr);
  if (game.info.only_killing_makes_veteran != RS_DEFAULT_ONLY_KILLING_VETERAN) {
    comment_combat_rules_only_killing_veteran(sfile);
  }
  save_default_bool(sfile, game.info.only_killing_makes_veteran,
                    RS_DEFAULT_ONLY_KILLING_VETERAN,
                    "combat_rules.only_killing_makes_veteran", nullptr);
  if (game.info.only_real_fight_makes_veteran != RS_DEFAULT_ONLY_REAL_FIGHT_VETERAN) {
    comment_combat_rules_only_real_fight_veteran(sfile);
  }
  save_default_bool(sfile, game.info.only_real_fight_makes_veteran,
                    RS_DEFAULT_ONLY_REAL_FIGHT_VETERAN,
                    "combat_rules.only_real_fight_makes_veteran", nullptr);
  if (game.info.combat_odds_scaled_veterancy != RS_DEFAULT_COMBAT_ODDS_SCALED_VETERANCY) {
    comment_combat_rules_scaled_veterancy(sfile);
  }
  save_default_bool(sfile, game.info.combat_odds_scaled_veterancy,
                    RS_DEFAULT_COMBAT_ODDS_SCALED_VETERANCY,
                    "combat_rules.combat_odds_scaled_veterancy", nullptr);
  if (game.info.damage_reduces_bombard_rate != RS_DEFAULT_DAMAGE_REDUCES_BOMBARD_RATE) {
    comment_combat_rules_damage_reduces_bombard_rate(sfile);
  }
  save_default_bool(sfile, game.info.damage_reduces_bombard_rate,
                    RS_DEFAULT_DAMAGE_REDUCES_BOMBARD_RATE,
                    "combat_rules.damage_reduces_bombard_rate", nullptr);
  if (game.info.low_firepower_badwallattacker != 1) {
    comment_combat_rules_low_fp_badwallattacker(sfile);
  }
  save_default_int(sfile, game.info.low_firepower_badwallattacker, 1,
                   "combat_rules.low_firepower_badwallattacker", nullptr);
  if (game.info.low_firepower_pearl_harbor != 1) {
    comment_combat_rules_low_fp_pearl_harbor(sfile);
  }
  save_default_int(sfile, game.info.low_firepower_pearl_harbor, 1,
                   "combat_rules.low_firepower_pearl_harbor", nullptr);
  if (game.info.low_firepower_combat_bonus != 1) {
    comment_combat_rules_low_fp_combat_bonus(sfile);
  }
  save_default_int(sfile, game.info.low_firepower_combat_bonus, 1,
                   "combat_rules.low_firepower_combat_bonus", nullptr);
  if (game.info.low_firepower_nonnat_bombard != 1) {
    comment_combat_rules_low_fp_nonnat_bombard(sfile);
  }
  save_default_int(sfile, game.info.low_firepower_nonnat_bombard, 1,
                   "combat_rules.low_firepower_nonnat_bombard", nullptr);
  if (game.info.nuke_pop_loss_pct != RS_DEFAULT_NUKE_POP_LOSS_PCT) {
    comment_combat_rules_nuke_pop_loss(sfile);
  }
  save_default_int(sfile, game.info.nuke_pop_loss_pct,
                    RS_DEFAULT_NUKE_POP_LOSS_PCT,
                    "combat_rules.nuke_pop_loss_pct", nullptr);
  if (game.info.nuke_defender_survival_chance_pct
      != RS_DEFAULT_NUKE_DEFENDER_SURVIVAL_CHANCE_PCT) {
    comment_combat_rules_nuke_defender_survival(sfile);
  }
  save_default_int(sfile, game.info.nuke_defender_survival_chance_pct,
                    RS_DEFAULT_NUKE_DEFENDER_SURVIVAL_CHANCE_PCT,
                    "combat_rules.nuke_defender_survival_chance_pct", nullptr);
  save_default_int(sfile, game.info.border_city_radius_sq,
                   RS_DEFAULT_BORDER_RADIUS_SQ_CITY,
                   "borders.radius_sq_city", nullptr);
  save_default_int(sfile, game.info.border_size_effect,
                   RS_DEFAULT_BORDER_SIZE_EFFECT,
                   "borders.size_effect", nullptr);
  if (game.info.border_city_permanent_radius_sq
      != RS_DEFAULT_BORDER_RADIUS_SQ_CITY_PERMANENT) {
    comment_borders_radius_permanent(sfile);
  }
  save_default_int(sfile, game.info.border_city_permanent_radius_sq,
                   RS_DEFAULT_BORDER_RADIUS_SQ_CITY_PERMANENT,
                   "borders.radius_sq_city_permanent", nullptr);
 
  comment_research_tech_cost_style(sfile);
  secfile_insert_str(sfile, tech_cost_style_name(game.info.tech_cost_style),
                     "research.tech_cost_style");
  if (game.info.base_tech_cost != RS_DEFAULT_BASE_TECH_COST) {
    comment_research_base_tech_cost(sfile);
  }
  save_default_int(sfile, game.info.base_tech_cost,
                   RS_DEFAULT_BASE_TECH_COST,
                   "research.base_tech_cost", nullptr);
  if (game.info.min_tech_cost != RS_DEFAULT_MIN_TECH_COST) {
    comment_research_min_tech_cost(sfile);
  }
  save_default_int(sfile, game.info.min_tech_cost,
                   RS_DEFAULT_MIN_TECH_COST,
                   "research.min_tech_cost", nullptr);
  comment_research_tech_leakage(sfile);
  secfile_insert_str(sfile, tech_leakage_style_name(game.info.tech_leakage),
                     "research.tech_leakage");
  comment_research_upkeep_style(sfile);
  secfile_insert_str(sfile, tech_upkeep_style_name(game.info.tech_upkeep_style),
                     "research.tech_upkeep_style");
  save_default_int(sfile, game.info.tech_upkeep_divider,
                   RS_DEFAULT_TECH_UPKEEP_DIVIDER,
                   "research.tech_upkeep_divider", nullptr);
  comment_research_free_tech_method(sfile);
  secfile_insert_str(sfile, free_tech_method_name(game.info.free_tech_method),
                     "research.free_tech_method");
 
  save_default_int(sfile, game.info.culture_vic_points,
                   RS_DEFAULT_CULTURE_VIC_POINTS,
                   "culture.victory_min_points", nullptr);
  save_default_int(sfile, game.info.culture_vic_lead,
                   RS_DEFAULT_CULTURE_VIC_LEAD,
                   "culture.victory_lead_pct", nullptr);
  if (game.info.culture_migration_pml != RS_DEFAULT_CULTURE_MIGRATION_PML) {
    comment_culture_migration_pml(sfile);
  }
  save_default_int(sfile, game.info.culture_migration_pml,
                   RS_DEFAULT_CULTURE_MIGRATION_PML,
                   "culture.migration_pml", nullptr);
  if (game.info.history_interest_pml != RS_DEFAULT_HISTORY_INTEREST_PML) {
    comment_culture_history_interest(sfile);
  }
  save_default_int(sfile, game.info.history_interest_pml,
                   RS_DEFAULT_HISTORY_INTEREST_PML,
                   "culture.history_interest_pml", nullptr);
  if (game.info.world_peace_turns != RS_DEFAULT_WORLD_PEACE_TURNS) {
    comment_world_peace_turns(sfile);
  }
  save_default_int(sfile, game.info.world_peace_turns,
                   RS_DEFAULT_WORLD_PEACE_TURNS,
                   "world_peace.victory_turns", nullptr);
 
  save_default_bool(sfile, game.calendar.calendar_skip_0,
                    RS_DEFAULT_CALENDAR_SKIP_0,
                    "calendar.skip_year_0", nullptr);
  save_default_int(sfile, game.server.start_year,
                   GAME_DEFAULT_START_YEAR,
                   "calendar.start_year", nullptr);
  if (game.calendar.calendar_fragments != 0) {
    comment_calendar_fragments(sfile);
  }
  save_default_int(sfile, game.calendar.calendar_fragments,
                   0, "calendar.fragments", nullptr);
 
  for (i = 0; i < MAX_CALENDAR_FRAGMENTS; i++) {
    if (game.calendar.calendar_fragment_name[i][0] != '\0') {
      secfile_insert_str(sfile, game.calendar.calendar_fragment_name[i],
                         "calendar.fragment_name%d", i);
    }
  }
 
  if (strcmp(game.calendar.positive_year_label, RS_DEFAULT_POS_YEAR_LABEL)) {
    secfile_insert_str(sfile, game.calendar.positive_year_label,
                       "calendar.positive_label");
  }
  if (strcmp(game.calendar.negative_year_label, RS_DEFAULT_NEG_YEAR_LABEL)) {
    secfile_insert_str(sfile, game.calendar.negative_year_label,
                       "calendar.negative_label");
  }
 
  if (game.plr_bg_color != nullptr) {
    rgbcolor_save(sfile, game.plr_bg_color, "playercolors.background");
  }
 
  col_idx = 0;
  rgbcolor_list_iterate(game.server.plr_colors, pcol) {
    rgbcolor_save(sfile, pcol, "playercolors.colorlist%d", col_idx++);
  } rgbcolor_list_iterate_end;
 
 
  if (game.server.ruledit.named_teams > 0) {
    for (i = 0; i < game.server.ruledit.named_teams; i++) {
      tnames[i] = team_slot_rule_name(team_slot_by_number(i));
    }
 
    secfile_insert_str_vec(sfile, tnames,
                           game.server.ruledit.named_teams,
                           "teams.names");
  }
 
  comment_disasters(sfile);
 
  sect_idx = 0;
  disaster_type_iterate(pd) {
    char path[512];
    enum disaster_effect_id de;
    const char *effect_names[DE_COUNT];
 
    fc_snprintf(path, sizeof(path), "disaster_%d", sect_idx++);
 
    save_name_translation(sfile, &(pd->name), path);
    save_reqs_vector(sfile, &(pd->reqs), path, "reqs");
    if (pd->frequency != GAME_DEFAULT_DISASTER_FREQ) {
      secfile_insert_int(sfile, pd->frequency,
                         "%s.frequency", path);
    }
 
    set_count = 0;
    for (de = disaster_effect_id_begin();
         de != disaster_effect_id_end();
         de = disaster_effect_id_next(de)) {
      if (BV_ISSET(pd->effects, de)) {
        effect_names[set_count++] = disaster_effect_id_name(de);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, effect_names, set_count,
                             "%s.effects", path);
    }
  } disaster_type_iterate_end;
 
  comment_achievements(sfile);
 
  sect_idx = 0;
  achievements_iterate(pach) {
    char path[512];
 
    fc_snprintf(path, sizeof(path), "achievement_%d", sect_idx++);
 
    save_name_translation(sfile, &(pach->name), path);
 
    secfile_insert_str(sfile, achievement_type_name(pach->type),
                       "%s.type", path);
 
    save_default_bool(sfile, pach->unique,
                      GAME_DEFAULT_ACH_UNIQUE,
                      path, "unique");
    save_default_int(sfile, pach->value,
                     GAME_DEFAULT_ACH_VALUE,
                     path, "value");
    save_default_int(sfile, pach->culture,
                     0, path, "culture");
 
    secfile_insert_str(sfile, pach->first_msg, "%s.first_msg", path);
    if (pach->cons_msg != nullptr) {
      secfile_insert_str(sfile, pach->cons_msg, "%s.cons_msg", path);
    }
 
  } achievements_iterate_end;
 
  comment_trade_settings(sfile);
 
  set_count = 0;
  for (trt = 0; trt < TRT_LAST; trt++) {
    struct trade_route_settings *set = trade_route_settings_by_type(trt);
    const char *cancelling = trade_route_cancelling_type_name(set->cancelling);
 
    if (set->trade_pct != 100 || strcmp(cancelling, "Active")) {
      char path[256];
 
      fc_snprintf(path, sizeof(path),
                  "trade.settings%d", set_count++);
 
      secfile_insert_str(sfile, trade_route_type_name(trt),
                         "%s.type", path);
      secfile_insert_int(sfile, set->trade_pct,
                         "%s.pct", path);
      secfile_insert_str(sfile, cancelling,
                         "%s.cancelling", path);
      secfile_insert_str(sfile, trade_route_bonus_type_name(set->bonus_type),
                         "%s.bonus", path);
    }
  }
 
  save_default_int(sfile, game.info.min_trade_route_val,
                   0, "trade.min_trade_route_val", nullptr);
 
  save_default_bool(sfile, game.info.reveal_trade_partner,
                    FALSE, "trade.reveal_trade_partner", nullptr);
 
  if (game.info.goods_selection != RS_DEFAULT_GOODS_SELECTION) {
    secfile_insert_str(sfile, goods_selection_method_name(game.info.goods_selection),
                       "trade.goods_selection");
  }
 
  /* Goods */
  comment_goods(sfile);
 
  sect_idx = 0;
  goods_type_re_active_iterate(pgood) {
    char path[512];
    const char *flag_names[GF_COUNT];
    int flagi;
 
    fc_snprintf(path, sizeof(path), "goods_%d", sect_idx++);
 
    save_name_translation(sfile, &(pgood->name), path);
 
    save_reqs_vector(sfile, &(pgood->reqs), path, "reqs");
 
    save_default_int(sfile, pgood->from_pct, 100, path, "from_pct");
    save_default_int(sfile, pgood->to_pct, 100, path, "to_pct");
    save_default_int(sfile, pgood->onetime_pct, 100, path, "onetime_pct");
    save_default_int(sfile, pgood->select_priority, 1, path, "select_priority");
    save_default_int(sfile, pgood->replace_priority, 1, path, "replace_priority");
 
    set_count = 0;
    for (flagi = 0; flagi < GF_COUNT; flagi++) {
      if (goods_has_flag(pgood, flagi)) {
        flag_names[set_count++] = goods_flag_id_name(flagi);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, flag_names, set_count,
                             "%s.flags", path);
    }
 
    save_strvec(sfile, pgood->helptext, path, "helptext");
  } goods_type_re_active_iterate_end;
 
  /* Clauses */
  comment_clauses(sfile);
 
  sect_idx = 0;
  for (i = 0; i < CLAUSE_COUNT; i++) {
    struct clause_info *info = clause_info_get(i);
 
    if (info->enabled) {
      char path[512];
 
      fc_snprintf(path, sizeof(path), "clause_%d", sect_idx++);
 
      secfile_insert_str(sfile, clause_type_name(info->type),
                         "%s.type", path);
      save_reqs_vector(sfile, &(info->giver_reqs), path, "giver_reqs");
      save_reqs_vector(sfile, &(info->receiver_reqs), path, "receiver_reqs");
      save_reqs_vector(sfile, &(info->either_reqs), path, "either_reqs");
    }
  }
 
  /* Counters */
  comment_counters(sfile);
 
  sect_idx = 0;
  counters_re_iterate(pcounter) {
    char path[512];
 
    fc_snprintf(path, sizeof(path), "counter_%d", sect_idx++);
 
    save_name_translation(sfile, &(pcounter->name), path);
 
    save_default_int(sfile, pcounter->def, 0, path, "def");
    save_default_int(sfile, pcounter->checkpoint, 0, path, "checkpoint");
 
    secfile_insert_str(sfile, counter_behaviour_name(pcounter->type), "%s.type", path);
 
    if (pcounter->helptext != nullptr
        && strvec_size(pcounter->helptext) > 0) {
      save_strvec(sfile, pcounter->helptext, "%s.helptext", path);
    }
  } counters_re_iterate_end;
 
  locks = FALSE;
  settings_iterate(SSET_ALL, pset) {
    if (setting_ruleset_locked(pset)) {
      locks = TRUE;
      break;
    }
  } settings_iterate_end;
 
  set_count = 0;
  settings_iterate(SSET_ALL, pset) {
    struct sf_cb_data info = { pset, FALSE };
 
    if (setting_get_setdef(pset) == SETDEF_RULESET || setting_ruleset_locked(pset)) {
      secfile_insert_str(sfile, setting_name(pset),
                         "settings.set%d.name", set_count);
      switch (setting_type(pset)) {
      case SST_BOOL:
        secfile_insert_bool(sfile, setting_bool_get(pset),
                            "settings.set%d.value", set_count);
        break;
      case SST_INT:
        secfile_insert_int(sfile, setting_int_get(pset),
                           "settings.set%d.value", set_count);
        break;
      case SST_STRING:
        secfile_insert_str(sfile, setting_str_get(pset),
                           "settings.set%d.value", set_count);
        break;
      case SST_ENUM:
        secfile_insert_enum_data(sfile, read_enum_value(pset), FALSE,
                                 setting_enum_secfile_str, &info,
                                 "settings.set%d.value", set_count);
        break;
      case SST_BITWISE:
        secfile_insert_enum_data(sfile, setting_bitwise_get(pset), TRUE,
                                 setting_bitwise_secfile_str, &info,
                                 "settings.set%d.value", set_count);
        break;
      case SST_COUNT:
        fc_assert(setting_type(pset) != SST_COUNT);
        secfile_insert_str(sfile, "Unknown setting type",
                           "settings.set%d.value", set_count);
        break;
      }
 
      if (locks) {
        secfile_insert_bool(sfile, setting_ruleset_locked(pset),
                            "settings.set%d.lock", set_count);
      }
 
      set_count++;
    }
  } settings_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_governments_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "government");
  int sect_idx;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  save_gov_ref(sfile, game.government_during_revolution, "governments",
               "during_revolution");
 
  comment_govs(sfile);
 
  sect_idx = 0;
  governments_re_active_iterate(pg) {
    char path[512];
    struct ruler_title *prtitle;
 
    fc_snprintf(path, sizeof(path), "government_%d", sect_idx++);
 
    save_name_translation(sfile, &(pg->name), path);
 
    secfile_insert_str(sfile, pg->graphic_str, "%s.graphic", path);
    secfile_insert_str(sfile, pg->graphic_alt, "%s.graphic_alt", path);
    secfile_insert_str(sfile, pg->sound_str, "%s.sound", path);
    secfile_insert_str(sfile, pg->sound_alt, "%s.sound_alt", path);
 
    save_reqs_vector(sfile, &(pg->reqs), path, "reqs");
 
    if (pg->ai.better != nullptr) {
      save_gov_ref(sfile, pg->ai.better, path,
                   "ai_better");
    }
 
    ruler_title_hash_lookup(pg->ruler_titles, nullptr,
                            &prtitle);
    if (prtitle != nullptr) {
      const char *title;
 
      title = ruler_title_male_untranslated_name(prtitle);
      if (title != nullptr) {
        secfile_insert_str(sfile, title,
                           "%s.ruler_male_title", path);
      }
 
      title = ruler_title_female_untranslated_name(prtitle);
      if (title != nullptr) {
        secfile_insert_str(sfile, title,
                           "%s.ruler_female_title", path);
      }
    }
 
    save_strvec(sfile, pg->helptext, path, "helptext");
 
  } governments_re_active_iterate_end;
 
  comment_policies(sfile);
 
  sect_idx = 0;
  multipliers_iterate(pmul) {
    if (!pmul->ruledit_disabled) {
      char path[512];
 
      fc_snprintf(path, sizeof(path), "multiplier_%d", sect_idx++);
 
      save_name_translation(sfile, &(pmul->name), path);
 
      secfile_insert_int(sfile, pmul->start, "%s.start", path);
      secfile_insert_int(sfile, pmul->stop, "%s.stop", path);
      secfile_insert_int(sfile, pmul->step, "%s.step", path);
      secfile_insert_int(sfile, pmul->def, "%s.default", path);
 
      save_default_int(sfile, pmul->offset, 0, path, "offset");
      save_default_int(sfile, pmul->factor, 100, path, "factor");
      save_default_int(sfile, pmul->minimum_turns, 0, path, "minimum_turns");
 
      save_reqs_vector(sfile, &(pmul->reqs), path, "reqs");
 
      save_strvec(sfile, pmul->helptext, path, "helptext");
    }
  } multipliers_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_traits(struct trait_limits *traits,
                        struct trait_limits *default_traits,
                        struct section_file *sfile,
                        const char *secname, const char *field_prefix)
{
  enum trait tr;
 
 /* FIXME: Use specenum trait names without duplicating them here.
  *        Just needs to take care of case.
  *        This list is also duplicated in ruleset.c:ruleset_load_traits() */
  const char *trait_names[] = {
    "expansionist",
    "trader",
    "aggressive",
    "builder",
    nullptr
  };
 
  for (tr = trait_begin(); tr != trait_end() && trait_names[tr] != nullptr;
       tr = trait_next(tr)) {
    int default_default;
 
    default_default = (traits[tr].min + traits[tr].max) / 2;
 
    if ((default_traits == nullptr && traits[tr].min != TRAIT_DEFAULT_VALUE)
        || (default_traits != nullptr && traits[tr].min != default_traits[tr].min)) {
      secfile_insert_int(sfile, traits[tr].min, "%s.%s%s_min", secname, field_prefix,
                         trait_names[tr]);
    }
    if ((default_traits == nullptr && traits[tr].max != TRAIT_DEFAULT_VALUE)
        || (default_traits != nullptr && traits[tr].max != default_traits[tr].max)) {
      secfile_insert_int(sfile, traits[tr].max, "%s.%s%s_max", secname, field_prefix,
                         trait_names[tr]);
    }
    if (default_default != traits[tr].fixed) {
      secfile_insert_int(sfile, traits[tr].fixed, "%s.%s%s_default", secname, field_prefix,
                         trait_names[tr]);
    }
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_nation(struct section_file *sfile, struct nation_type *pnat,
                        int sect_idx)
{
  char path[512];
  int max_items = nation_city_list_size(pnat->server.default_cities);
  char *city_str[max_items];
  max_items = MAX(max_items, MAX_NUM_NATION_SETS + MAX_NUM_NATION_GROUPS);
  max_items = MAX(max_items, game.control.nation_count);
  const char *list_items[max_items];
  int set_count;
  int subsect_idx;
 
  fc_snprintf(path, sizeof(path), "nation_%d", sect_idx++);
 
  if (pnat->translation_domain == nullptr) {
    secfile_insert_str(sfile, "freeciv-core", "%s.translation_domain", path);
  } else {
    secfile_insert_str(sfile, pnat->translation_domain, "%s.translation_domain", path);
  }
 
  save_name_translation(sfile, &(pnat->adjective), path);
  secfile_insert_str(sfile, untranslated_name(&(pnat->noun_plural)), "%s.plural", path);
 
  set_count = 0;
  nation_sets_iterate(pset) {
    if (nation_is_in_set(pnat, pset)) {
      list_items[set_count++] = nation_set_rule_name(pset);
    }
  } nation_sets_iterate_end;
  nation_groups_iterate(pgroup) {
    if (nation_is_in_group(pnat, pgroup)) {
      list_items[set_count++] = nation_group_rule_name(pgroup);
    }
  } nation_groups_iterate_end;
 
  if (set_count > 0) {
    secfile_insert_str_vec(sfile, list_items, set_count, "%s.groups", path);
  }
 
  set_count = 0;
  nation_list_iterate(pnat->server.conflicts_with, pconfl) {
    list_items[set_count++] = nation_rule_name(pconfl);
  } nation_list_iterate_end;
  if (set_count > 0) {
    secfile_insert_str_vec(sfile, list_items, set_count, "%s.conflicts_with", path);
  }
 
  subsect_idx = 0;
  nation_leader_list_iterate(pnat->leaders, pleader) {
    secfile_insert_str(sfile, nation_leader_name(pleader), "%s.leaders%d.name",
                       path, subsect_idx);
    secfile_insert_str(sfile,
                       nation_leader_is_male(pleader) ?
                       sex_rule_name(SEX_MALE) : sex_rule_name(SEX_FEMALE),
                       "%s.leaders%d.sex", path, subsect_idx++);
  } nation_leader_list_iterate_end;
 
  if (pnat->server.rgb != nullptr) {
    rgbcolor_save(sfile, pnat->server.rgb, "%s.color", path);
  }
 
  save_traits(pnat->server.traits, game.server.default_traits,
              sfile, path, "trait_");
 
  if (!pnat->is_playable) {
    secfile_insert_bool(sfile, pnat->is_playable, "%s.is_playable", path);
  }
 
  if (pnat->barb_type != NOT_A_BARBARIAN) {
    secfile_insert_str(sfile, barbarian_type_name(pnat->barb_type),
                       "%s.barbarian_type", path);
  }
 
  if (strcmp(pnat->flag_graphic_str, "-")) {
    secfile_insert_str(sfile, pnat->flag_graphic_str, "%s.flag", path);
  }
  if (strcmp(pnat->flag_graphic_alt, "-")) {
    secfile_insert_str(sfile, pnat->flag_graphic_alt, "%s.flag_alt", path);
  }
 
  subsect_idx = 0;
  governments_iterate(pgov) {
    struct ruler_title *prtitle;
 
    if (ruler_title_hash_lookup(pgov->ruler_titles, pnat, &prtitle)) {
      secfile_insert_str(sfile, government_rule_name(pgov),
                         "%s.ruler_titles%d.government", path, subsect_idx);
      secfile_insert_str(sfile, ruler_title_male_untranslated_name(prtitle),
                         "%s.ruler_titles%d.male_title", path, subsect_idx);
      secfile_insert_str(sfile, ruler_title_female_untranslated_name(prtitle),
                         "%s.ruler_titles%d.female_title", path, subsect_idx++);
    }
  } governments_iterate_end;
 
  secfile_insert_str(sfile, style_rule_name(pnat->style), "%s.style", path);
 
  set_count = 0;
  nation_list_iterate(pnat->server.civilwar_nations, pconfl) {
    list_items[set_count++] = nation_rule_name(pconfl);
  } nation_list_iterate_end;
  if (set_count > 0) {
    secfile_insert_str_vec(sfile, list_items, set_count, "%s.civilwar_nations", path);
  }
 
  save_tech_list(sfile, pnat->init_techs, path, "init_techs");
  save_building_list(sfile, pnat->init_buildings, path, "init_buildings");
  save_unit_list(sfile, pnat->init_units, path, "init_units");
 
  if (pnat->init_government) {
    secfile_insert_str(sfile, government_rule_name(pnat->init_government),
                       "%s.init_government", path);
  }
 
  set_count = 0;
  nation_city_list_iterate(pnat->server.default_cities, pncity) {
    bool list_started = FALSE;
 
    city_str[set_count] = fc_malloc(strlen(nation_city_name(pncity)) + strlen(" (!river")
                                    + strlen(")")
                                    + MAX_NUM_TERRAINS * (strlen(", ") + MAX_LEN_NAME));
 
    strcpy(city_str[set_count], nation_city_name(pncity));
    switch (nation_city_river_preference(pncity)) {
    case NCP_DISLIKE:
      strcat(city_str[set_count], " (!river");
      list_started = TRUE;
      break;
    case NCP_LIKE:
      strcat(city_str[set_count], " (river");
      list_started = TRUE;
      break;
    case NCP_NONE:
      break;
    }
 
    terrain_type_iterate(pterr) {
      const char *pref = nullptr;
 
      switch (nation_city_terrain_preference(pncity, pterr)) {
      case NCP_DISLIKE:
        pref = "!";
        break;
      case NCP_LIKE:
        pref = "";
        break;
      case NCP_NONE:
        pref = nullptr;
        break;
      }
 
      if (pref != nullptr) {
        if (list_started) {
          strcat(city_str[set_count], ", ");
        } else {
          strcat(city_str[set_count], " (");
          list_started = TRUE;
        }
        strcat(city_str[set_count], pref);
        strcat(city_str[set_count], terrain_rule_name(pterr));
      }
 
    } terrain_type_iterate_end;
 
    if (list_started) {
      strcat(city_str[set_count], ")");
    }
 
    list_items[set_count] = city_str[set_count];
    set_count++;
  } nation_city_list_iterate_end;
  if (set_count > 0) {
    int i;
 
    secfile_insert_str_vec(sfile, list_items, set_count, "%s.cities", path);
 
    for (i = 0; i < set_count; i++) {
      FC_FREE(city_str[i]);
    }
  }
 
  secfile_insert_str(sfile, pnat->legend, "%s.legend", path);
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_nations_ruleset(const char *filename, const char *name,
                                 struct rule_data *data)
{
  struct section_file *sfile = create_ruleset_file(name, "nation");
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  if (data->nationlist != nullptr || game.server.ruledit.embedded_nations != nullptr) {
    comment_nations_ruledit(sfile);
    if (data->nationlist != nullptr) {
      secfile_insert_str(sfile, data->nationlist, "ruledit.nationlist");
    }
    if (game.server.ruledit.embedded_nations != nullptr) {
      int i;
      const char **tmp = fc_malloc(game.server.ruledit.embedded_nations_count * sizeof(char *));
 
      /* Dance around the secfile_insert_str_vec() parameter type (requires extra const)
       * resrictions */
      for (i = 0; i < game.server.ruledit.embedded_nations_count; i++) {
        tmp[i] = game.server.ruledit.embedded_nations[i];
      }
 
      secfile_insert_str_vec(sfile, tmp,
                             game.server.ruledit.embedded_nations_count,
                             "ruledit.embedded_nations");
      free(tmp);
    }
  }
 
  save_traits(game.server.default_traits, nullptr, sfile,
              "default_traits", "");
 
  if (data->nationlist == nullptr) {
    if (game.server.ruledit.allowed_govs != nullptr) {
      secfile_insert_str_vec(sfile, game.server.ruledit.allowed_govs,
                             game.server.ruledit.ag_count,
                             "compatibility.allowed_govs");
    }
    if (game.server.ruledit.allowed_terrains != nullptr) {
      secfile_insert_str_vec(sfile, game.server.ruledit.allowed_terrains,
                             game.server.ruledit.at_count,
                             "compatibility.allowed_terrains");
    }
    if (game.server.ruledit.allowed_styles != nullptr) {
      secfile_insert_str_vec(sfile, game.server.ruledit.allowed_styles,
                             game.server.ruledit.as_count,
                             "compatibility.allowed_styles");
    }
  }
 
  if (game.default_government != nullptr) {
    secfile_insert_str(sfile, government_rule_name(game.default_government),
                       "compatibility.default_government");
  }
 
  if (data->nationlist != nullptr) {
    secfile_insert_include(sfile, data->nationlist);
 
    if (game.server.ruledit.embedded_nations != nullptr) {
      int sect_idx;
 
      comment_nations(sfile);
 
      for (sect_idx = 0; sect_idx < game.server.ruledit.embedded_nations_count;
           sect_idx++) {
        struct nation_type *pnat
          = nation_by_rule_name(game.server.ruledit.embedded_nations[sect_idx]);
 
        if (pnat == nullptr) {
          log_error("Embedded nation \"%s\" not found!",
                    game.server.ruledit.embedded_nations[sect_idx]);
        } else {
          save_nation(sfile, pnat, sect_idx);
        }
      }
    }
  } else {
    int sect_idx = 0;
 
    comment_nationsets(sfile);
 
    nation_sets_iterate(pset) {
      char path[512];
 
      fc_snprintf(path, sizeof(path), "nset_%d", sect_idx++);
 
      /* We don't use save_name_translation() for this as name and rule_name must
       * always be saved separately */
      secfile_insert_str(sfile, nation_set_untranslated_name(pset), "%s.name", path);
      secfile_insert_str(sfile, nation_set_rule_name(pset), "%s.rule_name", path);
      secfile_insert_str(sfile, nation_set_description(pset), "%s.description", path);
    } nation_sets_iterate_end;
 
    comment_nationgroups(sfile);
 
    sect_idx = 0;
    nation_groups_iterate(pgroup) {
      char path[512];
 
      fc_snprintf(path, sizeof(path), "ngroup_%d", sect_idx++);
 
      save_name_translation(sfile, &(pgroup->name), path);
 
      secfile_insert_int(sfile, pgroup->server.match, "%s.match", path);
      if (pgroup->hidden) {
        secfile_insert_bool(sfile, pgroup->hidden, "%s.hidden", path);
      }
    } nation_groups_iterate_end;
 
    comment_nations(sfile);
 
    sect_idx = 0;
    nations_iterate(pnat) {
      save_nation(sfile, pnat, sect_idx++);
    } nations_iterate_end;
  }
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_techs_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "tech");
  int i;
  int sect_idx;
  struct advance *a_none = advance_by_number(A_NONE);
  bool uflags_tech = FALSE;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  for (i = 0; i < MAX_NUM_USER_TECH_FLAGS; i++) {
    const char *flagname = tech_flag_id_name_cb(i + TECH_USER_1);
    const char *helptxt = tech_flag_helptxt(i + TECH_USER_1);
 
    if (flagname != nullptr) {
      if (!uflags_tech) {
        comment_uflags_tech(sfile);
        uflags_tech = TRUE;
      }
 
      secfile_insert_str(sfile, flagname, "control.flags%d.name", i);
 
      /* Save the user flag help text even when it is undefined. That makes
       * the formatting code happy. The resulting "" is ignored when the
       * ruleset is loaded. */
      secfile_insert_str(sfile, helptxt, "control.flags%d.helptxt", i);
    }
  }
 
  comment_tech_classes(sfile);
 
  sect_idx = 0;
  tech_class_iterate(ptclass) {
    char path[512];
 
    fc_snprintf(path, sizeof(path), "techclass_%d", sect_idx++);
 
    save_name_translation(sfile, &(ptclass->name), path);
  } tech_class_iterate_end;
 
  comment_techs(sfile);
 
  sect_idx = 0;
  advance_re_active_iterate(pa) {
    if (pa->require[AR_ONE] != A_NEVER) {
      char path[512];
      const char *flag_names[TF_COUNT];
      int set_count;
      int flagi;
 
      fc_snprintf(path, sizeof(path), "advance_%d", sect_idx++);
 
      save_name_translation(sfile, &(pa->name), path);
 
      if (game.control.num_tech_classes > 0) {
        if (pa->tclass != nullptr) {
          secfile_insert_str(sfile, tech_class_rule_name(pa->tclass),
                             "%s.class", path);
        }
      }
 
      save_tech_ref(sfile, pa->require[AR_ONE], path, "req1");
      save_tech_ref(sfile, pa->require[AR_TWO], path, "req2");
      if (pa->require[AR_ROOT] != a_none && !pa->inherited_root_req) {
        save_tech_ref(sfile, pa->require[AR_ROOT], path, "root_req");
      }
 
      save_reqs_vector(sfile, &(pa->research_reqs), path,
                       "research_reqs");
 
      secfile_insert_str(sfile, pa->graphic_str, "%s.graphic", path);
      if (strcmp("-", pa->graphic_alt)) {
        secfile_insert_str(sfile, pa->graphic_alt, "%s.graphic_alt", path);
      }
      if (pa->bonus_message != nullptr) {
        secfile_insert_str(sfile, pa->bonus_message, "%s.bonus_message", path);
      }
 
      set_count = 0;
      for (flagi = 0; flagi < TF_COUNT; flagi++) {
        if (advance_has_flag(advance_index(pa), flagi)) {
          flag_names[set_count++] = tech_flag_id_name(flagi);
        }
      }
 
      if (set_count > 0) {
        secfile_insert_str_vec(sfile, flag_names, set_count,
                               "%s.flags", path);
      }
      if (pa->cost >= 0) {
        secfile_insert_int(sfile, pa->cost, "%s.cost", path);
      }
 
      save_strvec(sfile, pa->helptext, path, "helptext");
    }
 
  } advance_re_active_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_terrain_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "terrain");
  int sect_idx;
  int i;
  bool uflags_terr = FALSE;
  bool uflags_extra = FALSE;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  for (i = 0; i < MAX_NUM_USER_TER_FLAGS; i++) {
    const char *flagname = terrain_flag_id_name_cb(i + TER_USER_1);
    const char *helptxt = terrain_flag_helptxt(i + TER_USER_1);
 
    if (flagname != nullptr) {
      if (!uflags_terr) {
        comment_uflags_terrain(sfile);
        uflags_terr = TRUE;
      }
 
      secfile_insert_str(sfile, flagname, "control.flags%d.name", i);
 
      /* Save the user flag help text even when it is undefined. That makes
       * the formatting code happy. The resulting "" is ignored when the
       * ruleset is loaded. */
      secfile_insert_str(sfile, helptxt, "control.flags%d.helptxt", i);
    }
  }
 
  for (i = 0; i < MAX_NUM_USER_EXTRA_FLAGS; i++) {
    const char *flagname = extra_flag_id_name_cb(i + EF_USER_FLAG_1);
    const char *helptxt = extra_flag_helptxt(i + EF_USER_FLAG_1);
 
    if (flagname != nullptr) {
      if (!uflags_extra) {
        /* TODO: Uncomment this, once there's a way to stop
         *       the comment getting written inside preceding
         *       terrain flags table. */
        /* comment_uflags_extra(sfile); */
        uflags_extra = TRUE;
      }
 
      secfile_insert_str(sfile, flagname, "control.extra_flags%d.name", i);
 
      /* Save the user flag help text even when it is undefined. That makes
       * the formatting code happy. The resulting "" is ignored when the
       * ruleset is loaded. */
      secfile_insert_str(sfile, helptxt,
                         "control.extra_flags%d.helptxt", i);
    }
  }
 
  if (terrain_control.ocean_reclaim_requirement_pct <= 100) {
    secfile_insert_int(sfile, terrain_control.ocean_reclaim_requirement_pct,
                       "parameters.ocean_reclaim_requirement");
  }
  if (terrain_control.land_channel_requirement_pct <= 100) {
    secfile_insert_int(sfile, terrain_control.land_channel_requirement_pct,
                       "parameters.land_channel_requirement");
  }
  if (terrain_control.terrain_thaw_requirement_pct <= 100) {
    secfile_insert_int(sfile, terrain_control.terrain_thaw_requirement_pct,
                       "parameters.thaw_requirement");
  }
  if (terrain_control.terrain_freeze_requirement_pct <= 100) {
    secfile_insert_int(sfile, terrain_control.terrain_freeze_requirement_pct,
                       "parameters.freeze_requirement");
  }
  if (terrain_control.lake_max_size != 0) {
    secfile_insert_int(sfile, terrain_control.lake_max_size,
                       "parameters.lake_max_size");
  }
  if (terrain_control.min_start_native_area != 0) {
    secfile_insert_int(sfile, terrain_control.min_start_native_area,
                       "parameters.min_start_native_area");
  }
  if (terrain_control.move_fragments != 3) {
    secfile_insert_int(sfile, terrain_control.move_fragments,
                       "parameters.move_fragments");
  }
  if (terrain_control.igter_cost != 1) {
    secfile_insert_int(sfile, terrain_control.igter_cost,
                       "parameters.igter_cost");
  }
  if (terrain_control.pythagorean_diagonal != RS_DEFAULT_PYTHAGOREAN_DIAGONAL) {
    secfile_insert_bool(sfile, terrain_control.pythagorean_diagonal,
                        "parameters.pythagorean_diagonal");
  }
  if (wld.map.server.ocean_resources) {
    secfile_insert_bool(sfile, TRUE,
                       "parameters.ocean_resources");
  }
 
  comment_terrains(sfile);
 
  sect_idx = 0;
  terrain_type_iterate(pterr) {
    char path[512];
    char identifier[2];
    int r;
    const char *flag_names[TER_USER_LAST];
    const char *puc_names[UCL_LAST];
    int flagi;
    int set_count;
 
    fc_snprintf(path, sizeof(path), "terrain_%d", sect_idx++);
 
    save_name_translation(sfile, &(pterr->name), path);
 
    secfile_insert_str(sfile, pterr->graphic_str, "%s.graphic", path);
    secfile_insert_str(sfile, pterr->graphic_alt, "%s.graphic_alt", path);
    secfile_insert_str(sfile, pterr->graphic_alt2, "%s.graphic_alt2", path);
    identifier[0] = pterr->identifier;
    identifier[1] = '\0';
    secfile_insert_str(sfile, identifier, "%s.identifier", path);
 
    secfile_insert_str(sfile, terrain_class_name(pterr->tclass),
                       "%s.class", path);
 
    secfile_insert_int(sfile, pterr->movement_cost, "%s.movement_cost", path);
    secfile_insert_int(sfile, pterr->defense_bonus, "%s.defense_bonus", path);
 
    output_type_iterate(o) {
      if (pterr->output[o] != 0) {
        secfile_insert_int(sfile, pterr->output[o], "%s.%s", path,
                           get_output_identifier(o));
      }
    } output_type_iterate_end;
 
    /* Check resource count */
    for (r = 0; pterr->resources[r] != nullptr; r++) {
      /* Just increasing r as long as there is resources */
    }
 
    {
      const char *resource_names[r];
      bool save_frequencies = FALSE;
 
      r = 0;
      terrain_resources_iterate(pterr, res, freq) {
        resource_names[r++] = extra_rule_name(res);
        if (freq != RESOURCE_FREQUENCY_DEFAULT) {
          save_frequencies = TRUE;
        }
      } terrain_resources_iterate_end;
 
      secfile_insert_str_vec(sfile, resource_names, r,
                             "%s.resources", path);
 
      if (save_frequencies) {
        secfile_insert_int_vec(sfile, pterr->resource_freq, r,
                               "%s.resource_freq", path);
      }
    }
 
    output_type_iterate(o) {
      if (pterr->road_output_incr_pct[o] != 0) {
        secfile_insert_int(sfile, pterr->road_output_incr_pct[o],
                           "%s.road_%s_incr_pct", path,
                           get_output_identifier(o));
      }
    } output_type_iterate_end;
 
    secfile_insert_int(sfile, pterr->base_time, "%s.base_time", path);
    secfile_insert_int(sfile, pterr->road_time, "%s.road_time", path);
 
    save_terrain_ref(sfile, pterr->cultivate_result, pterr, path,
                     "cultivate_result");
    secfile_insert_int(sfile, pterr->cultivate_time,
                       "%s.cultivate_time", path);
 
    save_terrain_ref(sfile, pterr->plant_result, pterr, path,
                     "plant_result");
    secfile_insert_int(sfile, pterr->plant_time,
                       "%s.plant_time", path);
 
    secfile_insert_int(sfile, pterr->irrigation_food_incr,
                       "%s.irrigation_food_incr", path);
    secfile_insert_int(sfile, pterr->irrigation_time,
                       "%s.irrigation_time", path);
 
    secfile_insert_int(sfile, pterr->mining_shield_incr,
                       "%s.mining_shield_incr", path);
    secfile_insert_int(sfile, pterr->mining_time,
                       "%s.mining_time", path);
 
    save_terrain_ref(sfile, pterr->transform_result, pterr, path,
                     "transform_result");
    secfile_insert_int(sfile, pterr->transform_time,
                       "%s.transform_time", path);
 
    if (pterr->animal != nullptr) {
      secfile_insert_str(sfile, utype_rule_name(pterr->animal),
                         "%s.animal", path);
    } else {
      secfile_insert_str(sfile, "None",
                         "%s.animal", path);
    }
 
    secfile_insert_int(sfile, pterr->placing_time,
                       "%s.placing_time", path);
    secfile_insert_int(sfile, pterr->pillage_time,
                       "%s.pillage_time", path);
 
    i = 0;
    extra_type_iterate(pextra) {
      int rmtime = pterr->extra_removal_times[extra_index(pextra)];
 
      if (rmtime != 0) {
        secfile_insert_str(sfile, extra_rule_name(pextra),
                           "%s.extra_settings%d.extra",
                           path, i);
        secfile_insert_int(sfile, rmtime,
                           "%s.extra_settings%d.removal_time",
                           path, i++);
      }
    } extra_type_iterate_end;
 
    save_terrain_ref(sfile, pterr->warmer_wetter_result, pterr, path,
                     "warmer_wetter_result");
    save_terrain_ref(sfile, pterr->warmer_drier_result, pterr, path,
                     "warmer_drier_result");
    save_terrain_ref(sfile, pterr->cooler_wetter_result, pterr, path,
                     "cooler_wetter_result");
    save_terrain_ref(sfile, pterr->cooler_drier_result, pterr, path,
                     "cooler_drier_result");
 
    set_count = 0;
    for (flagi = 0; flagi < TER_USER_LAST; flagi++) {
      if (terrain_has_flag(pterr, flagi)) {
        flag_names[set_count++] = terrain_flag_id_name(flagi);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, flag_names, set_count,
                             "%s.flags", path);
    }
 
    {
      enum mapgen_terrain_property mtp;
 
      for (mtp = mapgen_terrain_property_begin();
           mtp != mapgen_terrain_property_end();
           mtp = mapgen_terrain_property_next(mtp)) {
        if (pterr->property[mtp] != 0) {
          secfile_insert_int(sfile, pterr->property[mtp],
                             "%s.property_%s", path,
                             mapgen_terrain_property_name(mtp));
        }
      }
    }
 
    set_count = 0;
    unit_class_iterate(puc) {
      if (BV_ISSET(pterr->native_to, uclass_index(puc))) {
        puc_names[set_count++] = uclass_rule_name(puc);
      }
    } unit_class_iterate_end;
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, puc_names, set_count,
                             "%s.native_to", path);
    }
 
    rgbcolor_save(sfile, pterr->rgb, "%s.color", path);
 
    save_strvec(sfile, pterr->helptext, path, "helptext");
 
  } terrain_type_iterate_end;
 
  comment_resources(sfile);
 
  sect_idx = 0;
  extra_type_by_cause_iterate(EC_RESOURCE, pres) {
    if (!pres->ruledit_disabled) {
      char path[512];
      char identifier[2];
 
      fc_snprintf(path, sizeof(path), "resource_%d", sect_idx++);
 
      secfile_insert_str(sfile, extra_rule_name(pres),
                         "%s.extra", path);
 
      output_type_iterate(o) {
        if (pres->data.resource->output[o] != 0) {
          secfile_insert_int(sfile, pres->data.resource->output[o], "%s.%s",
                             path, get_output_identifier(o));
        }
      } output_type_iterate_end;
 
      if (pres->data.resource->id_old_save != '\0') {
        identifier[0] = pres->data.resource->id_old_save;
        identifier[1] = '\0';
        secfile_insert_str(sfile, identifier, "%s.identifier", path);
      }
    }
  } extra_type_by_cause_iterate_end;
 
  secfile_insert_str(sfile, terrain_control.gui_type_base0,
                     "extraui.ui_name_base_fortress");
  secfile_insert_str(sfile, terrain_control.gui_type_base1,
                     "extraui.ui_name_base_airbase");
 
  comment_extras(sfile);
 
  sect_idx = 0;
  extra_type_re_active_iterate(pextra) {
    char path[512];
    const char *flag_names[EF_COUNT];
    const char *cause_names[EC_COUNT];
    const char *puc_names[UCL_LAST];
    const char *extra_names[MAX_EXTRA_TYPES];
    int flagi;
    int causei;
    int set_count;
    bool worker_cause;
 
    fc_snprintf(path, sizeof(path), "extra_%d", sect_idx++);
 
    save_name_translation(sfile, &(pextra->name), path);
 
    secfile_insert_str(sfile, extra_category_name(pextra->category),
                       "%s.category", path);
 
    set_count = 0;
    for (causei = 0; causei < EC_COUNT; causei++) {
      if (is_extra_caused_by(pextra, causei)) {
        cause_names[set_count++] = extra_cause_name(causei);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, cause_names, set_count,
                             "%s.causes", path);
    }
 
    set_count = 0;
    for (causei = 0; causei < ERM_COUNT; causei++) {
      if (is_extra_removed_by(pextra, causei)) {
        cause_names[set_count++] = extra_rmcause_name(causei);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, cause_names, set_count,
                             "%s.rmcauses", path);
    }
 
    if (strcmp(pextra->graphic_str, "-")) {
      secfile_insert_str(sfile, pextra->graphic_str, "%s.graphic", path);
    }
    if (strcmp(pextra->graphic_alt, "-")) {
      secfile_insert_str(sfile, pextra->graphic_alt, "%s.graphic_alt", path);
    }
    if (strcmp(pextra->activity_gfx, "-")) {
      secfile_insert_str(sfile, pextra->activity_gfx, "%s.activity_gfx", path);
    }
    if (strcmp(pextra->act_gfx_alt, "-")) {
      secfile_insert_str(sfile, pextra->act_gfx_alt, "%s.act_gfx_alt", path);
    }
    if (strcmp(pextra->act_gfx_alt2, "-")) {
      secfile_insert_str(sfile, pextra->act_gfx_alt2, "%s.act_gfx_alt2", path);
    }
    if (strcmp(pextra->rmact_gfx, "-")) {
      secfile_insert_str(sfile, pextra->rmact_gfx, "%s.rmact_gfx", path);
    }
    if (strcmp(pextra->rmact_gfx_alt, "-")) {
      secfile_insert_str(sfile, pextra->rmact_gfx_alt, "%s.rmact_gfx_alt", path);
    }
 
    save_reqs_vector(sfile, &(pextra->reqs), path, "reqs");
    save_reqs_vector(sfile, &(pextra->rmreqs), path, "rmreqs");
    save_reqs_vector(sfile, &(pextra->appearance_reqs), path, "appearance_reqs");
    save_reqs_vector(sfile, &(pextra->disappearance_reqs), path, "disappearance_reqs");
 
    worker_cause = is_extra_caused_by_worker_action(pextra);
    if ((!pextra->buildable && worker_cause)
        || (pextra->buildable && !worker_cause)) {
      secfile_insert_bool(sfile, pextra->buildable, "%s.buildable", path);
    }
    if (!pextra->generated) {
      secfile_insert_bool(sfile, pextra->generated, "%s.generated", path);
    }
    secfile_insert_int(sfile, pextra->build_time, "%s.build_time", path);
    secfile_insert_int(sfile, pextra->removal_time, "%s.removal_time", path);
    if (pextra->build_time_factor != 1) {
      secfile_insert_int(sfile, pextra->build_time_factor, "%s.build_time_factor", path);
    }
    if (pextra->removal_time_factor != 1) {
      secfile_insert_int(sfile, pextra->removal_time_factor, "%s.removal_time_factor", path);
    }
    if (pextra->infracost != 0) {
      secfile_insert_int(sfile, pextra->infracost, "%s.infracost", path);
    }
    if (pextra->defense_bonus != 0) {
      secfile_insert_int(sfile, pextra->defense_bonus, "%s.defense_bonus", path);
    }
    if (pextra->eus != EUS_NORMAL) {
      secfile_insert_str(sfile, extra_unit_seen_type_name(pextra->eus),
                         "%s.unit_seen", path);
    }
    if (is_extra_caused_by(pextra, EC_APPEARANCE)
        && pextra->appearance_chance != RS_DEFAULT_EXTRA_APPEARANCE) {
      secfile_insert_int(sfile, pextra->appearance_chance, "%s.appearance_chance", path);
    }
    if (is_extra_removed_by(pextra, ERM_DISAPPEARANCE)
        && pextra->disappearance_chance != RS_DEFAULT_EXTRA_DISAPPEARANCE) {
      secfile_insert_int(sfile, pextra->disappearance_chance, "%s.disappearance_chance",
                         path);
    }
 
    set_count = 0;
    unit_class_iterate(puc) {
      if (BV_ISSET(pextra->native_to, uclass_index(puc))) {
        puc_names[set_count++] = uclass_rule_name(puc);
      }
    } unit_class_iterate_end;
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, puc_names, set_count,
                             "%s.native_to", path);
    }
 
    if (pextra->no_aggr_near_city >= 0) {
      secfile_insert_int(sfile, pextra->no_aggr_near_city,
                         "%s.no_aggr_near_city", path);
    }
 
    set_count = 0;
    for (flagi = 0; flagi < EF_COUNT; flagi++) {
      if (extra_has_flag(pextra, flagi)) {
        flag_names[set_count++] = extra_flag_id_name(flagi);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, flag_names, set_count,
                             "%s.flags", path);
    }
 
    set_count = 0;
    extra_type_iterate(confl) {
      if (!can_extras_coexist(pextra, confl)) {
        extra_names[set_count++] = extra_rule_name(confl);
      }
    } extra_type_iterate_end;
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, extra_names, set_count,
                             "%s.conflicts", path);
    }
 
    set_count = 0;
    extra_type_iterate(top) {
      if (BV_ISSET(pextra->hidden_by, extra_index(top))) {
        extra_names[set_count++] = extra_rule_name(top);
      }
    } extra_type_iterate_end;
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, extra_names, set_count,
                             "%s.hidden_by", path);
    }
 
    set_count = 0;
    extra_type_iterate(top) {
      if (BV_ISSET(pextra->bridged_over, extra_index(top))) {
        extra_names[set_count++] = extra_rule_name(top);
      }
    } extra_type_iterate_end;
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, extra_names, set_count,
                             "%s.bridged_over", path);
    }
 
    save_strvec(sfile, pextra->helptext, path, "helptext");
 
  } extra_type_re_active_iterate_end;
 
  comment_bases(sfile);
 
  sect_idx = 0;
  extra_type_by_cause_iterate(EC_BASE, pextra) {
    if (!pextra->ruledit_disabled) {
      char path[512];
      struct base_type *pbase = extra_base_get(pextra);
 
      fc_snprintf(path, sizeof(path), "base_%d", sect_idx++);
 
      secfile_insert_str(sfile, extra_rule_name(pextra),
                         "%s.extra", path);
 
      secfile_insert_str(sfile, base_gui_type_name(pbase->gui_type),
                         "%s.gui_type", path);
 
      if (pbase->border_sq >= 0) {
        secfile_insert_int(sfile, pbase->border_sq, "%s.border_sq", path);
      }
      if (pbase->vision_main_sq >= 0) {
        secfile_insert_int(sfile, pbase->vision_main_sq, "%s.vision_main_sq", path);
      }
      if (pbase->vision_invis_sq >= 0) {
        secfile_insert_int(sfile, pbase->vision_invis_sq, "%s.vision_invis_sq", path);
      }
      if (pbase->vision_subs_sq >= 0) {
        secfile_insert_int(sfile, pbase->vision_subs_sq, "%s.vision_subs_sq", path);
      }
    }
  } extra_type_by_cause_iterate_end;
 
  comment_roads(sfile);
 
  sect_idx = 0;
  extra_type_by_cause_iterate(EC_ROAD, pextra) {
    if (!pextra->ruledit_disabled) {
      struct road_type *proad = extra_road_get(pextra);
      char path[512];
      const char *flag_names[RF_COUNT];
      int flagi;
      int set_count;
 
      fc_snprintf(path, sizeof(path), "road_%d", sect_idx++);
 
      secfile_insert_str(sfile, extra_rule_name(pextra),
                         "%s.extra", path);
 
      secfile_insert_int(sfile, proad->move_cost, "%s.move_cost", path);
 
      if (proad->move_mode != RMM_FAST_ALWAYS) {
        secfile_insert_str(sfile, road_move_mode_name(proad->move_mode),
                           "%s.move_mode", path);
      }
 
      output_type_iterate(o) {
        if (proad->tile_incr_const[o] != 0) {
          secfile_insert_int(sfile, proad->tile_incr_const[o],
                             "%s.%s_incr_const", path, get_output_identifier(o));
        }
        if (proad->tile_incr[o] != 0) {
          secfile_insert_int(sfile, proad->tile_incr[o],
                             "%s.%s_incr", path, get_output_identifier(o));
        }
        if (proad->tile_bonus[o] != 0) {
          secfile_insert_int(sfile, proad->tile_bonus[o],
                             "%s.%s_bonus", path, get_output_identifier(o));
        }
      } output_type_iterate_end;
 
      switch (proad->compat) {
      case ROCO_ROAD:
        secfile_insert_str(sfile, "Road", "%s.compat_special", path);
        break;
      case ROCO_RAILROAD:
        secfile_insert_str(sfile, "Railroad", "%s.compat_special", path);
        break;
      case ROCO_RIVER:
        secfile_insert_str(sfile, "River", "%s.compat_special", path);
        break;
      case ROCO_NONE:
        secfile_insert_str(sfile, "None", "%s.compat_special", path);
        break;
      }
 
      secfile_insert_str(sfile, road_gui_type_name(proad->gui_type),
                         "%s.gui_type", path);
 
      set_count = 0;
      for (flagi = 0; flagi < RF_COUNT; flagi++) {
        if (road_has_flag(proad, flagi)) {
          flag_names[set_count++] = road_flag_id_name(flagi);
        }
      }
 
      if (set_count > 0) {
        secfile_insert_str_vec(sfile, flag_names, set_count,
                               "%s.flags", path);
      }
    }
  } extra_type_by_cause_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_veteran_system(struct section_file *sfile, const char *path,
                                struct veteran_system *vsystem)
{
  const char *vlist_name[vsystem->levels];
  int vlist_power[vsystem->levels];
  int vlist_raise[vsystem->levels];
  int vlist_wraise[vsystem->levels];
  int vlist_move[vsystem->levels];
  int i;
 
  for (i = 0; i < vsystem->levels; i++) {
    vlist_name[i] = rule_name_get(&(vsystem->definitions[i].name));
    vlist_power[i] = vsystem->definitions[i].power_fact;
    vlist_raise[i] = vsystem->definitions[i].base_raise_chance;
    vlist_wraise[i] = vsystem->definitions[i].work_raise_chance;
    vlist_move[i] = vsystem->definitions[i].move_bonus;
  }
 
  secfile_insert_str_vec(sfile, vlist_name, vsystem->levels,
                         "%s.veteran_names", path);
  secfile_insert_int_vec(sfile, vlist_power, vsystem->levels,
                         "%s.veteran_power_fact", path);
  secfile_insert_int_vec(sfile, vlist_raise, vsystem->levels,
                         "%s.veteran_base_raise_chance", path);
  secfile_insert_int_vec(sfile, vlist_wraise, vsystem->levels,
                         "%s.veteran_work_raise_chance", path);
  secfile_insert_int_vec(sfile, vlist_move, vsystem->levels,
                         "%s.veteran_move_bonus", path);
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_combat_bonuses(struct section_file *sfile,
                                struct unit_type *put,
                                char *path)
{
  int i;
  bool has_quiet = FALSE;
 
  combat_bonus_list_iterate(put->bonuses, pbonus) {
    if (pbonus->quiet) {
      has_quiet = TRUE;
    }
  } combat_bonus_list_iterate_end;
 
  i = 0;
 
  combat_bonus_list_iterate(put->bonuses, pbonus) {
    secfile_insert_str(sfile, unit_type_flag_id_name(pbonus->flag),
                       "%s.bonuses%d.flag", path, i);
    secfile_insert_str(sfile, combat_bonus_type_name(pbonus->type),
                       "%s.bonuses%d.type", path, i);
    secfile_insert_int(sfile, pbonus->value,
                       "%s.bonuses%d.value", path, i);
 
    if (has_quiet) {
      secfile_insert_bool(sfile, pbonus->quiet,
                          "%s.bonuses%d.quiet", path, i);
    }
 
    i++;
  } combat_bonus_list_iterate_end;
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_units_ruleset(const char *filename, const char *name)
{
  struct section_file *sfile = create_ruleset_file(name, "unit");
  int i;
  int sect_idx;
  bool uflags_utype = FALSE;
  bool uflags_uclass = FALSE;
 
  if (sfile == nullptr) {
    return FALSE;
  }
 
  for (i = 0; i < MAX_NUM_USER_UNIT_FLAGS; i++) {
    const char *flagname = unit_type_flag_id_name_cb(i + UTYF_USER_FLAG_1);
    const char *helptxt = unit_type_flag_helptxt(i + UTYF_USER_FLAG_1);
 
    if (flagname != nullptr) {
      if (!uflags_utype) {
        comment_uflags_utype(sfile);
        uflags_utype = TRUE;
      }
 
      secfile_insert_str(sfile, flagname, "control.flags%d.name", i);
 
      /* Save the user flag help text even when it is undefined. That makes
       * the formatting code happy. The resulting "" is ignored when the
       * ruleset is loaded. */
      secfile_insert_str(sfile, helptxt, "control.flags%d.helptxt", i);
    }
  }
 
  for (i = 0; i < MAX_NUM_USER_UCLASS_FLAGS; i++) {
    const char *flagname = unit_class_flag_id_name_cb(i + UCF_USER_FLAG_1);
    const char *helptxt = unit_class_flag_helptxt(i + UCF_USER_FLAG_1);
 
    if (flagname != nullptr) {
      if (!uflags_uclass) {
        /* TODO: Uncomment this, once there's a way to stop
         *       the comment getting written inside preceding
         *       utype flags table. */
        /* comment_uflags_uclass(sfile); */
        uflags_uclass = TRUE;
      }
 
      secfile_insert_str(sfile, flagname, "control.class_flags%d.name", i);
 
      /* Save the user flag help text even when it is undefined. That makes
       * the formatting code happy. The resulting "" is ignored when the
       * ruleset is loaded. */
      secfile_insert_str(sfile, helptxt,
                         "control.class_flags%d.helptxt", i);
    }
  }
 
  save_veteran_system(sfile, "veteran_system", game.veteran);
 
  comment_uclasses(sfile);
 
  sect_idx = 0;
  unit_class_re_active_iterate(puc) {
    char path[512];
    const char *flag_names[UCF_COUNT];
    int flagi;
    int set_count;
 
    fc_snprintf(path, sizeof(path), "unitclass_%d", sect_idx++);
 
    save_name_translation(sfile, &(puc->name), path);
 
    secfile_insert_int(sfile, puc->min_speed / SINGLE_MOVE,
                       "%s.min_speed", path);
    secfile_insert_int(sfile, puc->hp_loss_pct, "%s.hp_loss_pct", path);
    if (puc->non_native_def_pct != 100) {
      secfile_insert_int(sfile, puc->non_native_def_pct,
                         "%s.non_native_def_pct", path);
    }
 
    set_count = 0;
    for (flagi = 0; flagi < UCF_COUNT; flagi++) {
      if (uclass_has_flag(puc, flagi)) {
        flag_names[set_count++] = unit_class_flag_id_name(flagi);
      }
    }
 
    if (set_count > 0) {
      secfile_insert_str_vec(sfile, flag_names, set_count,
                             "%s.flags", path);
    }
 
    save_strvec(sfile, puc->helptext, path, "helptext");
 
  } unit_class_re_active_iterate_end;
 
  comment_utypes(sfile);
 
  sect_idx = 0;
  unit_type_re_active_iterate(put) {
    if (!put->ruledit_disabled) {
      char path[512];
      const char *flag_names[UTYF_LAST_USER_FLAG + 1];
      int flagi;
      int set_count;
 
      fc_snprintf(path, sizeof(path), "unit_%d", sect_idx++);
 
      save_name_translation(sfile, &(put->name), path);
 
      secfile_insert_str(sfile, uclass_rule_name(put->uclass),
                         "%s.class", path);
 
      save_reqs_vector(sfile, &(put->build_reqs), path, "reqs");
 
      if (put->obsoleted_by != nullptr) {
        secfile_insert_str(sfile, utype_rule_name(put->obsoleted_by),
                           "%s.obsolete_by", path);
      }
 
      secfile_insert_str(sfile, put->graphic_str, "%s.graphic", path);
      if (strcmp("-", put->graphic_alt)) {
        secfile_insert_str(sfile, put->graphic_alt, "%s.graphic_alt", path);
      }
      if (strcmp("-", put->graphic_alt2)) {
        secfile_insert_str(sfile, put->graphic_alt2, "%s.graphic_alt2", path);
      }
      if (strcmp("-", put->sound_move)) {
        secfile_insert_str(sfile, put->sound_move, "%s.sound_move", path);
      }
      if (strcmp("-", put->sound_move_alt)) {
        secfile_insert_str(sfile, put->sound_move_alt, "%s.sound_move_alt", path);
      }
      if (strcmp("-", put->sound_fight)) {
        secfile_insert_str(sfile, put->sound_fight, "%s.sound_fight", path);
      }
      if (strcmp("-", put->sound_fight_alt)) {
        secfile_insert_str(sfile, put->sound_fight_alt, "%s.sound_fight_alt", path);
      }
 
      secfile_insert_int(sfile, put->build_cost, "%s.build_cost", path);
      secfile_insert_int(sfile, put->pop_cost, "%s.pop_cost", path);
      secfile_insert_int(sfile, put->attack_strength, "%s.attack", path);
      secfile_insert_int(sfile, put->defense_strength, "%s.defense", path);
      secfile_insert_int(sfile, put->move_rate / SINGLE_MOVE, "%s.move_rate", path);
      secfile_insert_int(sfile, put->vision_radius_sq, "%s.vision_radius_sq", path);
      secfile_insert_int(sfile, put->transport_capacity, "%s.transport_cap", path);
 
      save_uclass_vec(sfile, &(put->cargo), path, "cargo", FALSE);
      save_uclass_vec(sfile, &(put->embarks), path, "embarks", TRUE);
      save_uclass_vec(sfile, &(put->disembarks), path, "disembarks", TRUE);
 
      if (put->vlayer != V_MAIN) {
        secfile_insert_str(sfile, vision_layer_name(put->vlayer),
                           "%s.vision_layer", path);
      }
 
      secfile_insert_int(sfile, put->hp, "%s.hitpoints", path);
      secfile_insert_int(sfile, put->firepower, "%s.firepower", path);
      secfile_insert_int(sfile, put->fuel, "%s.fuel", path);
      secfile_insert_int(sfile, put->happy_cost, "%s.uk_happy", path);
 
      output_type_iterate(o) {
        if (put->upkeep[o] != 0) {
          secfile_insert_int(sfile, put->upkeep[o], "%s.uk_%s",
                             path, get_output_identifier(o));
        }
      } output_type_iterate_end;
 
      if (put->converted_to != nullptr) {
        secfile_insert_str(sfile, utype_rule_name(put->converted_to),
                           "%s.convert_to", path);
      }
      if (put->convert_time != 1) {
        secfile_insert_int(sfile, put->convert_time, "%s.convert_time", path);
      }
 
      save_combat_bonuses(sfile, put, path);
      save_uclass_vec(sfile, &(put->targets), path, "targets", TRUE);
 
      if (put->veteran != nullptr) {
        save_veteran_system(sfile, path, put->veteran);
      }
 
      if (put->paratroopers_range != 0) {
        secfile_insert_int(sfile, put->paratroopers_range,
                           "%s.paratroopers_range", path);
      }
      if (put->bombard_rate != 0) {
        secfile_insert_int(sfile, put->bombard_rate,
                           "%s.bombard_rate", path);
      }
      if (put->city_slots != 0) {
        secfile_insert_int(sfile, put->city_slots,
                           "%s.city_slots", path);
      }
      if (put->city_size != 1) {
        secfile_insert_int(sfile, put->city_size,
                           "%s.city_size", path);
      }
 
      secfile_insert_str(sfile, transp_def_type_name(put->tp_defense),
                         "%s.tp_defense", path);
 
      set_count = 0;
      for (flagi = 0; flagi <= UTYF_LAST_USER_FLAG; flagi++) {
        if (utype_has_flag(put, flagi)) {
          flag_names[set_count++] = unit_type_flag_id_name(flagi);
        }
      }
 
      if (set_count > 0) {
        secfile_insert_str_vec(sfile, flag_names, set_count,
                               "%s.flags", path);
      }
 
      set_count = 0;
      for (flagi = L_FIRST; flagi < L_LAST; flagi++) {
        if (utype_has_role(put, flagi)) {
          flag_names[set_count++] = unit_role_id_name(flagi);
        }
      }
 
      if (set_count > 0) {
        secfile_insert_str_vec(sfile, flag_names, set_count,
                               "%s.roles", path);
      }
 
      save_strvec(sfile, put->helptext, path, "helptext");
    }
  } unit_type_re_active_iterate_end;
 
  return save_ruleset_file(sfile, filename);
}
 
/**********************************************************************/
static bool save_script_lua(const char *filename, const char *name,
                            const char *buffer)
{
  if (buffer != nullptr) {
    FILE *ffile = fc_fopen(filename, "w");
    int full_len = strlen(buffer);
    int len;
 
    if (ffile != nullptr) {
      len = fwrite(buffer, 1, full_len, ffile);
 
      if (len != full_len) {
        return FALSE;
      }
 
      fclose(ffile);
    } else {
      return FALSE;
    }
  }
 
  return TRUE;
}
 
/**********************************************************************/
static bool save_luadata(const char *filename)
{
  if (game.server.luadata != nullptr) {
    return secfile_save(game.server.luadata, filename, 0, FZ_PLAIN);
  }
 
  return TRUE;
}
 
/**********************************************************************/
bool save_ruleset(const char *path, const char *name, struct rule_data *data)
{
  if (make_dir(path, DIRMODE_DEFAULT)) {
    bool success = TRUE;
    char filename[500];
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/buildings.ruleset", path);
      success = save_buildings_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/styles.ruleset", path);
      success = save_styles_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/cities.ruleset", path);
      success = save_cities_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/effects.ruleset", path);
      success = save_effects_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/game.ruleset", path);
      success = save_game_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/governments.ruleset", path);
      success = save_governments_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/nations.ruleset", path);
      success = save_nations_ruleset(filename, name, data);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/techs.ruleset", path);
      success = save_techs_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/terrain.ruleset", path);
      success = save_terrain_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/units.ruleset", path);
      success = save_units_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename,sizeof(filename), "%s/actions.ruleset",path);
      success = save_actions_ruleset(filename, name);
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/script.lua", path);
      success = save_script_lua(filename, name, get_script_buffer());
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/parser.lua", path);
      success = save_script_lua(filename, name, get_parser_buffer());
    }
 
    if (success) {
      fc_snprintf(filename, sizeof(filename), "%s/luadata.txt", path);
      success = save_luadata(filename);
    }
 
    return success;
  } else {
    log_error(_("Failed to create directory %s"), path);
    return FALSE;
  }
 
  return TRUE;
}