#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>

// okay to adapt/copy
void _create_text_file(const char* filename, const char* contents) {
    // create the file, opening in write mode
    FILE* file = fopen(filename, "w");
    // write contents
    fputs(contents, file);
    // close file
    fclose(file);
}

int main(int argc, char* argv[]) {
    const char* filename = "read.txt";
    _create_text_file(filename, "Hello   \n\xf4");

    FILE* file = fopen(filename, "r");

    for (
            // declare loop variable, initialize to fgetc
            unsigned char ch = fgetc(file);
            // am I at the end of the file
            !feof(file);
            // increment loop - same code as initialize
            ch = fgetc(file)
    ) {
        printf("Got 0x%x '%c' in file\n", ch, ch);
    }

    // do not write characters in read mode, does not work
    // fputc('D', file);
    fclose(file);

    return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */