#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/stat.h>

int main(void)
{
    int fd = open("ppImage.config", O_RDONLY);
    struct stat buf;
    fstat(fd, &buf);
    int nBytes = buf.st_size + 1;
    void *file = mmap(0, nBytes, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
    //printf("%ld\n", sysconf(_SC_PAGE_SIZE));
    //    printf("%c\n", ((char*)file)[0]);
    //    ((char*)file)[buf.st_size - 1] = '\0';
    //    printf("%zd\n", strlen((char*)file));
    printf("%s\n", (char*)file);
    munmap(file, nBytes);
    close(fd);
}