C/C++ Source Codes

Program to create backup of the AUTOEXEC.BAT file

#include <stdio.h>

int main(void)
{
FILE *in, *out;

if ((in = fopen("\\AUTOEXEC.BAT", "rt"))
== NULL)
{
fprintf(stderr, "Cannot open input file.\n");
return 1;
}

if ((out = fopen("\\AUTOEXEC.BAK", "wt"))
== NULL)
{
fprintf(stderr, "Cannot open output file.\n");
return 1;
}

while (!feof(in))
fputc(fgetc(in), out);

fclose(in);
fclose(out);
return 0;
}

<<<----- Return to C/C++ Source Code Questions Page.

Have a Question ? post your questions here. It will be answered as soon as possible.