astyle example

astyle.c

/* astyle --style=kr --indent=spaces=4 --indent-switches --pad-oper --pad-header --align-pointer=name --add-brackets -n main.c
 * astyle -A3s4SpHk3jn main.c
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

enum state {
    NONE = 1,
    OK,
    ERROR
};

struct state_machine {
    enum state state;
    enum state last_state;
    char *ptr[];
};

int main(int argc, const char **argv)
{
    struct state_machine *state_machine = malloc(sizeof(struct state_machine) + argc * sizeof(char *));
    if (!state_machine) {
        perror("malloc");
        return EXIT_FAILURE;
    } else {
        state_machine->state = NONE;
        state_machine->last_state = NONE;
    }

    for (int i = 0; i < argc; i++) {
        printf("%s\n", argv[i]);

        state_machine->ptr[i] = strdup(argv[i]);
        state_machine->last_state = state_machine->state;
        state_machine->state = OK;
    }

    int j = 0;
    do {
        switch (state_machine->state) {
            case OK:
                break;
            case ERROR:
                break;
            default:
                break;
        }

        j++;
    } while (j < argc);

    int k = 0;
    while (k < argc) {
        free(state_machine->ptr[k]);

        k++;
    }

    free(state_machine);

    return EXIT_SUCCESS;
}