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snake.c
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snake.c
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#include <stdio.h>
#include <string.h>
#include "snake_utils.h"
#include "state.h"
int main(int argc, char* argv[]) {
char* in_filename = NULL;
char* out_filename = NULL;
game_state_t* state = NULL;
// Parse arguments
for (int i = 1; i < argc; i++) {
if (strcmp(argv[i], "-i") == 0 && i < argc - 1) {
in_filename = argv[i + 1];
i++;
continue;
}
if (strcmp(argv[i], "-o") == 0 && i < argc - 1) {
out_filename = argv[i + 1];
i++;
continue;
}
fprintf(stderr, "Usage: %s [-i filename] [-o filename]\n", argv[0]);
return 1;
}
// Do not modify anything above this line.
/* Task 7 */
// Read board from file, or create default board if no input filename was given
if (in_filename != NULL) {
// TODO: load the board from in_filename into state...
// TODO: ...then call initialize_snakes on the state you made
state = load_board(in_filename);
state = initialize_snakes(state);
} else {
// TODO: create the default state in state
state = create_default_state();
}
if (NULL == state)
{
fprintf(stderr, "%s\n", "state init error.");
}
// TODO: Update state. Use the deterministic_food function
// (already implemented in state_utils.h) to add food.
update_state(state, deterministic_food);
// Write updated board to file, or print to stdout if no output filename was given
if (out_filename != NULL) {
// TODO: save the board to out_filename
save_board(state, out_filename);
} else {
// TODO: print the board to stdout
print_board(state, stdout);
}
// TODO: free any allocated memory
free_state(state);
return 0;
}