in src/sp_lev.c [28:197]
STATIC_DCL void FDECL(splev_stack_push, (struct splevstack *,
struct opvar *));
STATIC_DCL struct opvar *FDECL(splev_stack_pop, (struct splevstack *));
STATIC_DCL struct splevstack *FDECL(splev_stack_reverse,
(struct splevstack *));
STATIC_DCL struct opvar *FDECL(opvar_new_str, (char *));
STATIC_DCL struct opvar *FDECL(opvar_new_int, (long));
STATIC_DCL struct opvar *FDECL(opvar_new_coord, (int, int));
#if 0
STATIC_DCL struct opvar * FDECL(opvar_new_region, (int,int, int,int));
#endif /*0*/
STATIC_DCL struct opvar *FDECL(opvar_clone, (struct opvar *));
STATIC_DCL struct opvar *FDECL(opvar_var_conversion, (struct sp_coder *,
struct opvar *));
STATIC_DCL struct splev_var *FDECL(opvar_var_defined, (struct sp_coder *,
char *));
STATIC_DCL struct opvar *FDECL(splev_stack_getdat, (struct sp_coder *,
XCHAR_P));
STATIC_DCL struct opvar *FDECL(splev_stack_getdat_any, (struct sp_coder *));
STATIC_DCL void FDECL(variable_list_del, (struct splev_var *));
STATIC_DCL void FDECL(lvlfill_maze_grid, (int, int, int, int, SCHAR_P));
STATIC_DCL void FDECL(lvlfill_solid, (SCHAR_P, SCHAR_P));
STATIC_DCL void FDECL(set_wall_property, (XCHAR_P, XCHAR_P, XCHAR_P, XCHAR_P,
int));
STATIC_DCL void NDECL(shuffle_alignments);
STATIC_DCL void NDECL(count_features);
STATIC_DCL void NDECL(remove_boundary_syms);
STATIC_DCL void FDECL(set_door_orientation, (int, int));
STATIC_DCL void FDECL(maybe_add_door, (int, int, struct mkroom *));
STATIC_DCL void NDECL(link_doors_rooms);
STATIC_DCL void NDECL(fill_rooms);
STATIC_DCL int NDECL(rnddoor);
STATIC_DCL int NDECL(rndtrap);
STATIC_DCL void FDECL(get_location, (schar *, schar *, int, struct mkroom *));
STATIC_DCL boolean FDECL(is_ok_location, (SCHAR_P, SCHAR_P, int));
STATIC_DCL unpacked_coord FDECL(get_unpacked_coord, (long, int));
STATIC_DCL void FDECL(get_location_coord, (schar *, schar *, int,
struct mkroom *, long));
STATIC_DCL void FDECL(get_room_loc, (schar *, schar *, struct mkroom *));
STATIC_DCL void FDECL(get_free_room_loc, (schar *, schar *,
struct mkroom *, packed_coord));
STATIC_DCL boolean FDECL(create_subroom, (struct mkroom *, XCHAR_P, XCHAR_P,
XCHAR_P, XCHAR_P, XCHAR_P, XCHAR_P));
STATIC_DCL void FDECL(create_door, (room_door *, struct mkroom *));
STATIC_DCL void FDECL(create_trap, (spltrap *, struct mkroom *));
STATIC_DCL int FDECL(noncoalignment, (ALIGNTYP_P));
STATIC_DCL boolean FDECL(m_bad_boulder_spot, (int, int));
STATIC_DCL int FDECL(pm_to_humidity, (struct permonst *));
STATIC_DCL void FDECL(create_monster, (monster *, struct mkroom *));
STATIC_DCL void FDECL(create_object, (object *, struct mkroom *));
STATIC_DCL void FDECL(create_altar, (altar *, struct mkroom *));
STATIC_DCL void FDECL(replace_terrain, (replaceterrain *, struct mkroom *));
STATIC_DCL boolean FDECL(search_door, (struct mkroom *,
xchar *, xchar *, XCHAR_P, int));
STATIC_DCL void NDECL(fix_stair_rooms);
STATIC_DCL void FDECL(create_corridor, (corridor *));
STATIC_DCL struct mkroom *FDECL(build_room, (room *, struct mkroom *));
STATIC_DCL void FDECL(light_region, (region *));
STATIC_DCL void FDECL(wallify_map, (int, int, int, int));
STATIC_DCL void FDECL(maze1xy, (coord *, int));
STATIC_DCL void NDECL(fill_empty_maze);
STATIC_DCL boolean FDECL(sp_level_loader, (dlb *, sp_lev *));
STATIC_DCL boolean FDECL(sp_level_free, (sp_lev *));
STATIC_DCL void FDECL(splev_initlev, (lev_init *));
STATIC_DCL struct sp_frame *FDECL(frame_new, (long));
STATIC_DCL void FDECL(frame_del, (struct sp_frame *));
STATIC_DCL void FDECL(spo_frame_push, (struct sp_coder *));
STATIC_DCL void FDECL(spo_frame_pop, (struct sp_coder *));
STATIC_DCL long FDECL(sp_code_jmpaddr, (long, long));
STATIC_DCL void FDECL(spo_call, (struct sp_coder *));
STATIC_DCL void FDECL(spo_return, (struct sp_coder *));
STATIC_DCL void FDECL(spo_end_moninvent, (struct sp_coder *));
STATIC_DCL void FDECL(spo_pop_container, (struct sp_coder *));
STATIC_DCL void FDECL(spo_message, (struct sp_coder *));
STATIC_DCL void FDECL(spo_monster, (struct sp_coder *));
STATIC_DCL void FDECL(spo_object, (struct sp_coder *));
STATIC_DCL void FDECL(spo_level_flags, (struct sp_coder *));
STATIC_DCL void FDECL(spo_initlevel, (struct sp_coder *));
STATIC_DCL void FDECL(spo_engraving, (struct sp_coder *));
STATIC_DCL void FDECL(spo_mineralize, (struct sp_coder *));
STATIC_DCL void FDECL(spo_room, (struct sp_coder *));
STATIC_DCL void FDECL(spo_endroom, (struct sp_coder *));
STATIC_DCL void FDECL(spo_stair, (struct sp_coder *));
STATIC_DCL void FDECL(spo_ladder, (struct sp_coder *));
STATIC_DCL void FDECL(spo_grave, (struct sp_coder *));
STATIC_DCL void FDECL(spo_altar, (struct sp_coder *));
STATIC_DCL void FDECL(spo_trap, (struct sp_coder *));
STATIC_DCL void FDECL(spo_gold, (struct sp_coder *));
STATIC_DCL void FDECL(spo_corridor, (struct sp_coder *));
STATIC_DCL void FDECL(selection_setpoint, (int, int, struct opvar *, XCHAR_P));
STATIC_DCL struct opvar *FDECL(selection_not, (struct opvar *));
STATIC_DCL struct opvar *FDECL(selection_logical_oper, (struct opvar *,
struct opvar *, CHAR_P));
STATIC_DCL struct opvar *FDECL(selection_filter_mapchar, (struct opvar *,
struct opvar *));
STATIC_DCL void FDECL(selection_filter_percent, (struct opvar *, int));
STATIC_DCL int FDECL(selection_rndcoord, (struct opvar *, schar *, schar *,
BOOLEAN_P));
STATIC_DCL void FDECL(selection_do_grow, (struct opvar *, int));
STATIC_DCL int FDECL(floodfillchk_match_under, (int, int));
STATIC_DCL int FDECL(floodfillchk_match_accessible, (int, int));
STATIC_DCL boolean FDECL(sel_flood_havepoint, (int, int,
xchar *, xchar *, int));
STATIC_DCL void FDECL(selection_do_ellipse, (struct opvar *, int, int,
int, int, int));
STATIC_DCL long FDECL(line_dist_coord, (long, long, long, long, long, long));
STATIC_DCL void FDECL(selection_do_gradient, (struct opvar *, long, long, long,
long, long, long, long, long));
STATIC_DCL void FDECL(selection_do_line, (SCHAR_P, SCHAR_P, SCHAR_P, SCHAR_P,
struct opvar *));
STATIC_DCL void FDECL(selection_do_randline, (SCHAR_P, SCHAR_P, SCHAR_P,
SCHAR_P, SCHAR_P, SCHAR_P,
struct opvar *));
STATIC_DCL void FDECL(selection_iterate, (struct opvar *, select_iter_func,
genericptr_t));
STATIC_DCL void FDECL(sel_set_ter, (int, int, genericptr_t));
STATIC_DCL void FDECL(sel_set_feature, (int, int, genericptr_t));
STATIC_DCL void FDECL(sel_set_door, (int, int, genericptr_t));
STATIC_DCL void FDECL(spo_door, (struct sp_coder *));
STATIC_DCL void FDECL(spo_feature, (struct sp_coder *));
STATIC_DCL void FDECL(spo_terrain, (struct sp_coder *));
STATIC_DCL void FDECL(spo_replace_terrain, (struct sp_coder *));
STATIC_DCL boolean FDECL(generate_way_out_method, (int, int, struct opvar *));
STATIC_DCL void NDECL(ensure_way_out);
STATIC_DCL void FDECL(spo_levregion, (struct sp_coder *));
STATIC_DCL void FDECL(spo_region, (struct sp_coder *));
STATIC_DCL void FDECL(spo_drawbridge, (struct sp_coder *));
STATIC_DCL void FDECL(spo_mazewalk, (struct sp_coder *));
STATIC_DCL void FDECL(spo_wall_property, (struct sp_coder *));
STATIC_DCL void FDECL(spo_room_door, (struct sp_coder *));
STATIC_DCL void FDECL(sel_set_wallify, (int, int, genericptr_t));
STATIC_DCL void FDECL(spo_wallify, (struct sp_coder *));
STATIC_DCL void FDECL(spo_map, (struct sp_coder *));
STATIC_DCL void FDECL(spo_jmp, (struct sp_coder *, sp_lev *));
STATIC_DCL void FDECL(spo_conditional_jump, (struct sp_coder *, sp_lev *));
STATIC_DCL void FDECL(spo_var_init, (struct sp_coder *));
#if 0
STATIC_DCL long FDECL(opvar_array_length, (struct sp_coder *));
#endif /*0*/
STATIC_DCL void FDECL(spo_shuffle_array, (struct sp_coder *));
STATIC_DCL boolean FDECL(sp_level_coder, (sp_lev *));
#define LEFT 1
#define H_LEFT 2
#define CENTER 3
#define H_RIGHT 4
#define RIGHT 5
#define TOP 1
#define BOTTOM 5
#define sq(x) ((x) * (x))
#define XLIM 4
#define YLIM 3
#define Fread (void) dlb_fread
#define Fgetc (schar) dlb_fgetc
#define New(type) (type *) alloc(sizeof(type))
#define NewTab(type, size) (type **) alloc(sizeof(type *) * (unsigned) size)
#define Free(ptr) if (ptr) free((genericptr_t) (ptr))
extern struct engr *head_engr;
extern int min_rx, max_rx, min_ry, max_ry; /* from mkmap.c */
/* positions touched by level elements explicitly defined in the des-file */
static char SpLev_Map[COLNO][ROWNO];
static aligntyp ralign[3] = { AM_CHAOTIC, AM_NEUTRAL, AM_LAWFUL };