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  Author: JohnXenox.

  Description: The program for backing up a file.

*/

#include 

#include 

int time = 0;

char months = 0;

char days = 0;

char minutes = 0;

char seconds = 0;

int length = 0;

char path_out[4096] = {0};

char ext[] = ".bak";

{

// preprocessing arguments from the command line. ============= //

//

// 0 argument - name of the programme.

// 1 argument - path to the file with name that need to be backup.

// 2 argument - the key (-o).

// 3 argument - path to the output directory without the name of the file.

// printf("Argv 0: %s\n", argv[0]);

// sprintf("Argv 1: %s\n\n", argv[1]);

// preprocess the command line arguments. ===================== //

    {

        for (int i = 1; i < argc; i++)

        {

            // if found the key "-o", then copy output path into the array "path_out".

            if (*argv[i] == '-') // && (*(argv[i] + 1) == 'o'))

            {

                // printf("Key -o is found!\n");

                {

                    // copying of a current path into the array "path_out".

                    strcpy(path_out, argv[i]);

                }

            }

            if (*argv[i] == '/')

            {

                flag = 2;

                strcpy(path_in, argv[i]);

                {

                    int idx = strlen(path_in);

                    while (path_in[idx]  !=  '/')

                    {

                        idx--;

                    }

                }

            }

            if ( (*argv[i] > '0') && (*argv[i] < '9') || \

                 (*argv[i] > 'A') && (*argv[i] < 'Z') || \

                 (*argv[i] > 'a') && (*argv[i] < 'z') )

            {

                 flag = 3;

                 // printf("Arg 0 is copyed!\n");

                 {

                     path_in[idx]  =  0;

                     idx--;

                 }

                 strcpy(path_out, path_in);

                 strcpy(&path_in[idx], argv[1]);

                 // printf("Arg 1 is added!\n");

        }

        if ((flag == 0) && (flag != 2)  && (flag != 3))

        {

            // copying the input path into the output path,

            strcpy(path_out, path_in);

            //printf("Path input is copyed into the path output!\n");

        }

    }

    else

    {

        //con_init_console_dll_param(-1, 23, -1, 23, "Backy");

        printf("\n Date: %s", CREATION_DATE);

        printf("\n Description: The programme for backing up a file.\n");

        printf("\n Author: JohnXenox\n");

        printf("  path1 - path to a file to be backuped.\n");

        printf("  -o path2 - path to the output directory without the name of a file.\n\n");

        printf("  backy test.c\n");

        printf("  backy test.c -o /tmp0/1/\n");

        printf("  backy /hd0/1/test.c\n");

        printf("  backy /hd0/1/test.c -o /tmp0/1/\n");

        return 1;

    }

    //printf("Path_out: %s\n", path_out);

// getting the time in BCD. =================================== //

    minutes = (char)(time >> 8);

    seconds = (char)(time >> 16);

// getting the date in BCD. =================================== //

    months = (char)(date >> 8);

    days = (char)(date >> 16);

// fills the array with the date in ASCII. ==================== //

    char *dta = 0;

    {

        if (i == 0)

        {

            dta = &years;

            full_date[ofs] = '2';

            ofs++;

            full_date[ofs] = '0';

            ofs++;

        }

        if (i == 1)

        {

            dta = &months;

        }

        if (i == 2)

        {

            dta = &days;

        }

        {

            full_date[ofs] = '0';

            ofs++;

            full_date[ofs] = num[0];

        }

        else

        {

            full_date[ofs] = num[0];

            ofs++;

            full_date[ofs] = num[1];

        }

        {

            full_date[ofs] = '.';

            ofs++;

        }

    }

    ofs++;

// fills the array with the time in ASCII. ==================== //

    dta = 0;

    {

        if (i == 0)

            dta = &hours;

        if (i == 1)

            dta = &minutes;

        if (i == 2)

            dta = &seconds;

        {

            full_date[ofs] = '0';

            ofs++;

            full_date[ofs] = num[0];

        }

        else

        {

            full_date[ofs] = num[0];

            ofs++;

            full_date[ofs] = num[1];

        }

        {

            full_date[ofs] = '.';

        }

        //else

        //{

        //    full_date[ofs] = '_';

        //}

    }

// adding the name of the input file to the output path. ====== //

    int i = 0;

    int y = 0;

    while (path_in[i] != 0)

    {

        i++;

    }

    while (path_in[i] != '/')

    {

        i--;

    }

    while (path_out[y] != 0)

    {

        y++;

    }

    if (path_out[y - 1] == '/')

    {

        y--;

    }

    strcpy(&path_out[y], &path_in[i]);

// adding the extension and full date to the path. ============ //

    while (path_out[i] != 0)

    {

        i++;

    }

    i++;

    strcpy(&path_out[i], full_date);

    strncpy(&path_out[i], ext, 4);

    //printf("Path_out: %s\n", path_out);

}