1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
#include <stdint.h> // gives us access to uint8_t
// Write one byte to a file.
// OK to copy/adapt this example.
int main(int argc, char* argv[]) {
//uint8_t byte = 'A'; // 0x41
uint8_t byte = 0xab;
FILE* stream = fopen("fwrite_one_byte.txt", "w"); // "w" for writing to the file
// ┌─address to read data from
// │
// │ ┌─size of one chunk
// │ │
// │ │ ┌─number of chunks to write
// │ │ │
// │ │ │ ┌─stream to write the chunk to
fwrite(&byte, sizeof(byte), 1, stream);
fclose(stream);
/*
* The function fwrite() writes nmemb elements of data, each size bytes long, to
* the stream referred to by stream, obtaining them from the location given by addr.
*/
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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