diff options
Diffstat (limited to 'src/mazerator.c')
| -rw-r--r-- | src/mazerator.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/src/mazerator.c b/src/mazerator.c deleted file mode 100644 index 9926c1e..0000000 --- a/src/mazerator.c +++ /dev/null @@ -1,176 +0,0 @@ -#include "grid.h" -#include "maze.h" -#include "position.h" -#include "utils.h" -#include <getopt.h> -#include <stdio.h> -#include <stdlib.h> - -void optarg_error(char arg, char *error) -{ - printf("Error: Invalid option argument for -%c. %s\n", arg, error); - exit(EXIT_FAILURE); -} - -void validate_start_coords(unsigned int start_x, unsigned int start_y, unsigned int width, - unsigned int height) -{ - char *error_format = - "Error: The %s start coordinate is not allowed to be higher than the maze's %s\n"; - - if (start_x > width) - { - printf(error_format, "x", "width"); - exit(EXIT_FAILURE); - } - - if (start_y > height) - { - printf(error_format, "y", "height"); - exit(EXIT_FAILURE); - } -} - -void get_seed(unsigned int *seed_dst) -{ - FILE *urandom = fopen("/dev/urandom", "r"); - fread(seed_dst, sizeof(*seed_dst), 1, urandom); - fclose(urandom); -} - -const struct option options[] = {{"width", required_argument, NULL, 'w'}, - {"heigth", required_argument, NULL, 'h'}, - {"wall", required_argument, NULL, 'W'}, - {"seed", required_argument, NULL, 's'}, - {"start-x", required_argument, NULL, 'x'}, - {"start-y", required_argument, NULL, 'y'}, - {"help", no_argument, NULL, 0}, - {NULL, 0, NULL, 0}}; - -int main(int argc, char *argv[]) -{ - unsigned int maze_width = 40U; - unsigned int maze_height = 20U; - - unsigned int *start_x = NULL; - unsigned int *start_y = NULL; - - unsigned int *seed = NULL; - - char *wall = "█"; - - int arg; - while ((arg = getopt_long(argc, argv, "w:h:W:s:x:y:", options, NULL)) != -1) - { - char *err = NULL; - - switch (arg) - { - case 'w': - maze_width = str_to_uint(optarg, &err); - - if (err != NULL) - optarg_error(arg, err); - - if (maze_width == 0) - optarg_error(arg, "It should not be 0"); - - break; - case 'h': - maze_height = str_to_uint(optarg, &err); - - if (err != NULL) - optarg_error(arg, err); - - if (maze_height == 0) - optarg_error(arg, "It should not be 0"); - - break; - case 'x': - start_x = malloc_s(sizeof(unsigned int *)); - *start_x = str_to_uint(optarg, &err); - - if (err != NULL) - optarg_error(arg, err); - - break; - case 'y': - start_y = malloc_s(sizeof(unsigned int *)); - *start_y = str_to_uint(optarg, &err); - - if (err != NULL) - optarg_error(arg, err); - - break; - case 'W': - wall = optarg; - break; - case 's': - seed = malloc_s(sizeof(unsigned int *)); - *seed = str_to_uint(optarg, &err); - - if (err != NULL) - optarg_error(arg, err); - - if (*seed == 0) - optarg_error(arg, "It should not be 0"); - - break; - case 0: - printf("Usage: %s [OPTION]...\n\n" - "Options:\n" - " -w, --width WIDTH The width of the maze (Default: 40)\n" - " -h, --heigth HEIGHT The heigth of the maze (Default: 20)\n" - " -x, --start-x X The x coordinate for the start position " - "(Default: random)\n" - " -y, --start-y Y The y coordinate for the start position " - "(Default: random)\n" - " -W, --wall WALL Single character used as maze walls " - "(Default: '█')\n" - " -s, --seed SEED The randomization seed used for maze " - "generation\n" - " --help Displays usage information\n", - argv[0]); - exit(0); - case '?': - printf("\nTry '%s --help' for more information\n", argv[0]); - exit(EXIT_FAILURE); - } - } - - if (seed == NULL) - { - seed = malloc_s(sizeof(unsigned int *)); - get_seed(seed); - } - - srand(*seed); - free(seed); - - if (start_x == NULL) - { - start_x = malloc_s(sizeof(unsigned int *)); - *start_x = rand() % maze_width; - } - - if (start_y == NULL) - { - start_y = malloc_s(sizeof(unsigned int *)); - *start_y = rand() % maze_height; - } - - validate_start_coords(*start_x, *start_y, maze_width, maze_height); - - Position start_pos = position_create(*start_x * 2U + 1U, *start_y * 2U + 1U); - - Grid grid = grid_create(maze_width * 2U + 1U, maze_height * 2U + 1U, wall); - - grid_to_maze(grid, start_pos); - - grid_print(grid); - - grid_destroy(grid); - - free(start_x); - free(start_y); -} |