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https://github.com/ganelson/inform.git
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187 lines
3.4 KiB
C
187 lines
3.4 KiB
C
/*
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* main.c
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*
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* Frotz V2.32 main function
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*
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* This is an interpreter for Infocom V1 to V6 games. It also supports
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* the recently defined V7 and V8 games. Please report bugs to
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*
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* s.jokisch@avu.de
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*
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* Frotz is freeware. It may be used and distributed freely provided
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* no commercial profit is involved. (c) 1995-1997 Stefan Jokisch
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*
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*/
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#include "frotz.h"
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#ifndef __MSDOS__
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#define cdecl
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#endif
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extern void interpret (void);
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extern void init_memory (void);
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extern void init_undo (void);
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extern void reset_memory (void);
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/* Story file name, id number and size */
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const char *story_name = 0;
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enum story story_id = UNKNOWN;
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long story_size = 0;
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/* Story file header data */
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zbyte h_version = 0;
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zbyte h_config = 0;
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zword h_release = 0;
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zword h_resident_size = 0;
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zword h_start_pc = 0;
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zword h_dictionary = 0;
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zword h_objects = 0;
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zword h_globals = 0;
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zword h_dynamic_size = 0;
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zword h_flags = 0;
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zbyte h_serial[6] = { 0, 0, 0, 0, 0, 0 };
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zword h_abbreviations = 0;
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zword h_file_size = 0;
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zword h_checksum = 0;
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zbyte h_interpreter_number = 0;
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zbyte h_interpreter_version = 0;
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zbyte h_screen_rows = 0;
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zbyte h_screen_cols = 0;
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int h_screen_cols_wide = 0;
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zword h_screen_width = 0;
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zword h_screen_height = 0;
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zbyte h_font_height = 1;
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zbyte h_font_width = 1;
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zword h_functions_offset = 0;
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zword h_strings_offset = 0;
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zbyte h_default_background = 0;
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zbyte h_default_foreground = 0;
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zword h_terminating_keys = 0;
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zword h_line_width = 0;
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zbyte h_standard_high = 1;
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zbyte h_standard_low = 0;
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zword h_alphabet = 0;
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zword h_extension_table = 0;
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zbyte h_user_name[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
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zword hx_table_size = 0;
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zword hx_mouse_x = 0;
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zword hx_mouse_y = 0;
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zword hx_unicode_table = 0;
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/* Stack data */
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zword stack[STACK_SIZE];
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zword *sp = 0;
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zword *fp = 0;
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/* IO streams */
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bool ostream_screen = TRUE;
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bool ostream_script = FALSE;
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bool ostream_memory = FALSE;
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bool ostream_record = FALSE;
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bool istream_replay = FALSE;
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bool message = FALSE;
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/* Current window and mouse data */
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int cwin = 0;
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int mwin = 0;
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int mouse_y = 0;
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int mouse_x = 0;
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/* Window attributes */
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bool enable_wrapping = FALSE;
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bool enable_scripting = FALSE;
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bool enable_scrolling = FALSE;
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bool enable_buffering = FALSE;
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/* User options */
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int option_attribute_assignment = 0;
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int option_attribute_testing = 0;
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int option_context_lines = 0;
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int option_object_locating = 0;
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int option_object_movement = 0;
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int option_left_margin = 0;
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int option_right_margin = 0;
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int option_ignore_errors = 0;
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int option_piracy = 0;
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int option_undo_slots = MAX_UNDO_SLOTS;
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int option_expand_abbreviations = 0;
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int option_script_cols = 80;
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int option_profiling = 0;
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/* Size of memory to reserve (in bytes) */
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long reserve_mem = 0;
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/*
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* runtime_error
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*
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* An error has occured. Ignore it or pass it to os_fatal.
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*
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*/
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void runtime_error (const char *s)
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{
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if (!option_ignore_errors)
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{ flush_buffer (); os_fatal (s); }
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}/* runtime_error */
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/*
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* z_piracy, branch if the story file is a legal copy.
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*
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* no zargs used
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*
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*/
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void z_piracy (void)
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{
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branch (!option_piracy);
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}/* z_piracy */
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/*
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* main
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*
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* Prepare and run the game.
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*
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*/
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int cdecl main (int argc, char *argv[])
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{
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os_process_arguments (argc, argv);
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init_memory ();
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os_init_screen ();
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init_undo ();
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z_restart ();
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interpret ();
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reset_memory ();
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os_reset_screen ();
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if (option_profiling)
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prof_report();
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return 0;
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}/* main */
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