X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fmain.c;h=0cdcaf16293db6472075f472c6ac09aacf29b1a9;hb=ec5c4edd169be8fe8c778cabdfc7ada665629ffd;hp=bf0caa9e54442df45ba58887c477aca7fd659dd4;hpb=db346802082f53faf4d49f234c0ba2cf86221d1e;p=plomrogue diff --git a/src/main.c b/src/main.c index bf0caa9..0cdcaf1 100644 --- a/src/main.c +++ b/src/main.c @@ -1,13 +1,12 @@ /* main.c */ #include "main.h" -#include /* for atoi(), exit(), EXIT_FAILURE, calloc() */ -#include /* for FILE typedef, F_OK, rename() */ +#include /* for atoi(), exit(), EXIT_FAILURE */ +#include /* for FILE typedef, F_OK */ #include /* for initscr(), noecho(), curs_set(), keypad(), raw() */ #include /* for time() */ #include /* for getopt(), optarg */ #include /* for uint16_t, uint32_t */ -#include /* for errno */ #include "windows.h" /* for structs WinMeta, Win, init_win(), init_win_meta(), * draw_all_wins() */ @@ -15,18 +14,22 @@ * draw_log_win() */ #include "keybindings.h" /* for init_keybindings(), get_action_key() */ -#include "readwrite.h" /* for [read/write]_uint[8/16/32][_bigendian]() */ +#include "readwrite.h" /* for [read/write]_uint[8/16/32][_bigendian](), + * try_fopen(), try_fclose(), try_fclose_unlink_renmae() + */ #include "map_objects.h" /* for structs Monster, Item, Player, * init_map_object_defs(), read_map_objects(), * build_map_objects() */ #include "map.h" /* for struct Map, init_map() */ -#include "misc.h" /* for update_log(), find_passable_pos(), save_game() */ +#include "misc.h" /* for update_log(), find_passable_pos(), save_game(), + * try_calloc(), check_tempfile(), check_xor_files() + */ #include "wincontrol.h" /* for create_winconfs(), init_winconfs(), init_wins(), * sorted_wintoggle() */ #include "rrand.h" /* for rrand(), rrand_seed() */ -#include "rexit.h" /* for exit_game() */ +#include "rexit.h" /* for exit_game(), exit_err() */ #include "control.h" /* for meta_control() */ #include "command_db.h" /* for init_command_db() */ @@ -34,6 +37,7 @@ int main(int argc, char *argv[]) { + char * f_name = "main()"; struct World world; world.turn = 0; /* Turns to 1 when map and objects are initalized. */ @@ -45,30 +49,14 @@ int main(int argc, char *argv[]) char * savefile = "savefile"; char * recordfile_tmp = "record_tmp"; char * savefile_tmp = "savefile_tmp"; - char * err_x = "A file 'record' exists, but no 'savefile'. If everything " - "was in order, both or none would exist. I won't start " - "until this is corrected."; - if (!access(recordfile, F_OK) && access(savefile, F_OK)) - { - errno = 0; - exit_err(1, &world, err_x); - } - err_x = "A 'savefile' exists, but no file 'record'. If everything " - "was in order, both or none would exist. I won't start " - "until this is corrected."; - if (!access(savefile, F_OK) && access(recordfile, F_OK)) - { - errno = 0; - exit_err(1, &world, err_x); - } - err_x = "A file 'recordfile_tmp' exists, probably from a corrupted " - "previous record saving process. To avoid game record " - "corruption, I won't start until it is removed or renamed."; - exit_err(!access(recordfile_tmp, F_OK), &world, err_x); - err_x = "A file 'savefile_tmp' exists, probably from a corrupted " - "previous game saving process. To avoid savegame " - "corruption, I won't start until it is removed or renamed."; - exit_err(!access(savefile_tmp, F_OK), &world, err_x); + check_files_xor(savefile, recordfile, &world); + check_tempfile(recordfile_tmp, &world); + check_tempfile(savefile_tmp, &world); + check_tempfile("config/windows/Win_tmp_k", &world); + check_tempfile("config/windows/Win_tmp_m", &world); + check_tempfile("config/windows/Win_tmp_i", &world); + check_tempfile("config/windows/Win_tmp_l", &world); + check_tempfile("config/windows/toggle_order_tmp", &world); /* Read in startup options (i.e. replay option and replay start turn). */ int opt; @@ -97,7 +85,7 @@ int main(int argc, char *argv[]) /* Initialize log, player, monster/item definitions and monsters/items. */ world.score = 0; - world.log = calloc(1, sizeof(char)); + world.log = try_calloc(1, sizeof(char), &world, f_name); set_cleanup_flag(CLEANUP_LOG); update_log(&world, " "); struct Player player; @@ -109,17 +97,12 @@ int main(int argc, char *argv[]) set_cleanup_flag(CLEANUP_MAP_OBJECT_DEFS); /* For interactive mode, try to load world state from savefile. */ - char * err_o = "Trouble loading game (fopen() in main()) / " - "opening 'savefile' for reading."; char * err_r = "Trouble loading game (in main()) / " "reading from opened 'savefile'."; - char * err_c = "Trouble loading game (fclose() in main()) / " - "closing opened 'savefile'."; FILE * file; if (1 == world.interactive && 0 == access(savefile, F_OK)) { - file = fopen(savefile, "r"); - exit_err(0 == file, &world, err_o); + file = try_fopen(savefile, "r", &world, f_name); if ( read_uint32_bigendian(file, &world.seed) || read_uint32_bigendian(file, &world.turn) || read_uint16_bigendian(file, &world.score) @@ -132,7 +115,7 @@ int main(int argc, char *argv[]) exit_err(1, &world, err_r); } set_cleanup_flag(CLEANUP_MAP_OBJECTS); - exit_err(fclose(file), &world, err_c); + try_fclose(file, &world, f_name); player.pos.y--; player.pos.x--; } @@ -140,14 +123,11 @@ int main(int argc, char *argv[]) /* For non-interactive mode, try to load world state from record file. */ else { - err_o = "Trouble loading record file (fopen() in main()) / " - "opening file 'record' for reading."; - err_r = "Trouble loading record file (read_uint32_bigendian() in " - "main()) / reading from opened file 'record'."; + err_r = "Trouble reading from 'record' file (read_uint32_bigendian() in " + "main())."; if (0 == world.interactive) { - file = fopen(recordfile, "r"); - exit_err(NULL == file, &world, err_o); + file = try_fopen(recordfile, "r", &world, f_name); exit_err(read_uint32_bigendian(file, &world.seed), &world, err_r); } @@ -158,20 +138,13 @@ int main(int argc, char *argv[]) { world.seed = time(NULL); - err_o = "Trouble recording new seed (fopen() in main()) / " - "opening 'record_tmp' file for writing."; char * err_w = "Trouble recording new seed " "(write_uint32_bigendian() in main()) / writing to " - "opened file 'record_tmp'."; - err_c = "Trouble recording new seed (fclose() in main()) / " - "closing opened file 'record_tmp'."; - char * err_m = "Trouble recording new seed (rename() in main()) : " - "renaming file 'record_tmp' to 'record'."; - file = fopen(recordfile_tmp, "w"); - exit_err(0 == file, &world, err_o); + "file 'record_tmp'."; + file = try_fopen(recordfile_tmp, "w", &world, f_name); exit_err(write_uint32_bigendian(world.seed, file), &world, err_w); - exit_err(fclose(file), &world, err_c); - exit_err(rename(recordfile_tmp, recordfile), &world, err_m); + try_fclose_unlink_rename(file, recordfile_tmp, recordfile, + &world, f_name); } } @@ -207,7 +180,6 @@ int main(int argc, char *argv[]) char * err_winmem = "Trouble with init_win_meta() in main ()."; exit_err(init_win_meta(screen, &world.wmeta), &world, err_winmem); set_cleanup_flag(CLEANUP_WIN_META); - create_winconfs(&world); init_winconfs(&world); set_cleanup_flag(CLEANUP_WINCONFS); init_wins(&world); @@ -247,8 +219,7 @@ int main(int argc, char *argv[]) } else if (meta_control(key, &world)) { - err_c = "Trouble closing 'record' file (fclose() in main())."; - exit_err(fclose(file), &world, err_c); + try_fclose(file, &world, f_name); exit_game(&world); } }