X-Git-Url: https://plomlompom.com/repos/foo.html?a=blobdiff_plain;f=src%2Fmisc.h;h=ddc6be6617c8b691fd06dd57365f5b1afa71b9d4;hb=3f1efd2140c58164d692a107aa468048e756036c;hp=c823af6223c590fddf9a41efbdbbfdba2dc0659f;hpb=657d5dbc6d362d7b20693c63b38d8d99f3d2dbbd;p=plomrogue diff --git a/src/misc.h b/src/misc.h index c823af6..ddc6be6 100644 --- a/src/misc.h +++ b/src/misc.h @@ -7,49 +7,44 @@ #ifndef MISC_H #define MISC_H - - #include /* for size_t */ #include /* for uint16_t */ #include "yx_uint16.h" /* for yx_uint16 coordinates */ -struct World; struct Map; -/* Returns message: "Trouble in ".parent." with ".child."." (try_*() helper) */ -extern char * trouble_msg(struct World * w, char * parent, char * child); +/* Return 16-bit number pseudo-randomly generated via Linear Congruential + * Generator algorithm with some proven constants. Use instead of rand() to + * ensure portability of the same pseudo-randomness across systems. + */ +extern uint16_t rrand(); + +/* Do exit_err() with message: "Trouble in ".parent." with ".child."." */ +extern void exit_trouble(uint8_t test, char * parent, char * child); /* Wrappers to malloc(), calloc() from function called "f" calling exit_err() * with trouble_msg() error message if necessary. */ -extern void * try_malloc(size_t size, struct World * w, char * f); -extern void * try_calloc(size_t nmemb, size_t size, - struct World * w, char * f); - - +extern void * try_malloc(size_t size, char * f); +extern void * try_calloc(size_t nmemb, size_t size, char * f); /* Check if tempfile "path" exists, and if so, exit with explanation that. */ -extern void check_tempfile(char * path, struct World * f); +extern void check_tempfile(char * path); /* If one and only one of files at "p1", "p2" exists, fail with explanation. */ -extern void check_files_xor(char * p1, char * p2, struct World * w); - - - -/* Save / load / unload (free) interface configuration data. */ -extern void save_interface_conf(struct World * world); -extern void load_interface_conf(struct World * world); -extern void unload_interface_conf(struct World * world); - +extern void check_files_xor(char * p1, char * p2); +/* Save / load / unload (free) / reload interface configuration data. */ +extern void save_interface_conf(); +extern void load_interface_conf(); +extern void unload_interface_conf(); +extern void reload_interface_conf(); /* Update game log by appending "text", or by appending a "." if "text" is the * same as the last one passed. */ -extern void update_log(struct World * world, char * text); - - +extern void update_log(char * text); /* Return the offset necessary to center a map of "mapsize" on position "pos" in * a frame of "framesize. @@ -57,32 +52,24 @@ extern void update_log(struct World * world, char * text); extern uint16_t center_offset(uint16_t pos, uint16_t mapsize, uint16_t framesize); - - /* Record last player "action" in game record file "record, increment the game * turn and trigger enemy movement. */ -extern void turn_over(struct World * world, char action); - - +extern void turn_over(char action); /* Save or load current game data to / from file "savefile". */ -extern void save_game(struct World * world); -extern void load_game(struct World * world); - - +extern void save_game(); +extern void load_game(); /* Return a random position on the map "map" that is passable (as determined by * is_passable(). */ extern struct yx_uint16 find_passable_pos(struct Map * map); - - /* Navigate (as far as possible) up (dir=='u') or (else) down in player's * inventory selection. */ -extern void nav_inventory(struct World * world, char dir); +extern void nav_inventory(char dir);