X-Git-Url: https://plomlompom.com/repos/foo.html?a=blobdiff_plain;f=src%2Fmisc.h;h=782a6fab0512a23a775515a6b4080f55d3b24669;hb=550d22ec0c3f530f5d317746f3f7e75251a1de4b;hp=be431979360ace92538ac339fbc53c55f4a94337;hpb=e6dcab0e1261bc96d7754b24b798cc3a5f262335;p=plomrogue diff --git a/src/misc.h b/src/misc.h index be43197..782a6fa 100644 --- a/src/misc.h +++ b/src/misc.h @@ -9,19 +9,31 @@ +#include /* for size_t */ #include /* for uint16_t */ -#include /* for FILE typedef */ #include "yx_uint16.h" /* for yx_uint16 coordinates */ struct World; struct Map; -/* Learn from "file" the largest line length (pointed to by "linemax_p") and - * (pointed to by "n_lines_p" if it is not set to NULL) the number of lines. +/* Returns message: "Trouble in ".parent." with ".child."." (try_*() helper) */ +extern char * trouble_msg(struct World * w, char * parent, char * child); + +/* Wrappers to malloc(), calloc() from function called "f" calling exit_err() + * with trouble_msg() error message if necessary. */ -extern void textfile_sizes(FILE * file, uint16_t * linemax_p, - uint16_t * n_lines_p); +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); + + + +/* Check if tempfile "path" exists, and if so, exit with explanation that. */ +extern void check_tempfile(char * path, struct World * f); + +/* 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); @@ -32,11 +44,11 @@ extern void update_log(struct World * world, char * text); -/* Return the offset necessary to center "map" on position "pos" in a frame of - * "framesize. +/* Return the offset necessary to center a map of "mapsize" on position "pos" in + * a frame of "framesize. */ -extern uint16_t center_offset(uint16_t pos, uint16_t mapsize, - uint16_t framesize); +extern uint16_t center_offset(uint16_t pos, + uint16_t mapsize, uint16_t framesize);