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system-programming/02_FileIO/fopenmode.c
Fabio Scotto di Santolo 538cb4559e Renaming all folders
2025-08-22 16:21:42 +02:00

23 lines
335 B
C

/*
* SPDX-License-Identifier: MIT
* Copyright (c) 2025 Fabio Scotto di Santolo
*/
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
int main(void)
{
int fd;
fd = open("test.txt", O_CREAT | O_EXCL,
S_IWUSR | S_IRUSR | S_IRGRP | S_IROTH);
if (fd == -1)
perror("open");
close(fd);
return 0;
}