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

#define COMMAND_LENGTH 1024
#define NUM_TOKENS (COMMAND_LENGTH / 2 + 1)

void read_command(char* buff, char* tokens[], _Bool *in_background)
{
    // to be implemented later
}

void createStr(char** str) {
    if (*str != NULL) {
        free(*str);
        *str = NULL;
    }
    *str = (char*) malloc(sizeof (char) * COMMAND_LENGTH);
}

void delStr(char** str) {
    if (*str != NULL) {
        free(*str);
        *str = NULL;
    }
}

int main(int argc, char* argv[]) {
    char input_buffer[COMMAND_LENGTH];
    char* tokens[NUM_TOKENS];
    char* inp = NULL;
    while (true) {
        write(STDOUT_FILENO, "> ", strlen("> "));

        createStr(&inp);
        read(STDIN_FILENO, input_buffer, sizeof(char) * COMMAND_LENGTH);
        strcpy(inp, input_buffer);
        write(STDOUT_FILENO, inp, strlen(inp));
        _Bool in_background = false;
        read_command(inp, tokens, &in_background);
    }
    delStr(&inp);
    return 0;
}

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