#include <sys/types.h>
#include <fcntl.h>
#include "open.h"

/**
  * @file open.c
  * @author djb
  * @ref qmail
  * @brief open a file
  */

int open_append(const char *fn)
{ return open(fn,O_WRONLY | O_NDELAY | O_APPEND | O_CREAT,0600); }

int open_excl(const char *fn)
{ return open(fn,O_WRONLY | O_EXCL | O_CREAT,0644); }

int open_read(const char *fn)
{ return open(fn,O_RDONLY | O_NDELAY); }

int open_trunc(const char *fn)
{ return open(fn,O_WRONLY | O_NDELAY | O_TRUNC | O_CREAT,0644); }

int open_write(const char *fn)
{ return open(fn,O_WRONLY | O_NDELAY); }