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System Callscreat(2)


NAME

 creat - create a new file or rewrite an existing one

SYNOPSIS

 
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
int creat(const char *path, mode_t mode);

DESCRIPTION

 

The function call

creat(path, mode)

is equivalent to:

open(path, O_WRONLY | O_CREAT | O_TRUNC, mode)

RETURN VALUES

 

Refer to open(2).

ERRORS

 

Refer to open(2).

EXAMPLES

 Example 1. Creating a File
 

The following example creates the file /tmp/file with read and write permissions for the file owner and read permission for group and others. The resulting file descriptor is assigned to the fd variable.

 
#include <fcntl.h>
...
int fd;
mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
char *filename = "/tmp/file";
...
fd = creat(filename, mode);
...

USAGE

 

The creat() function has a transitional interface for 64-bit file offsets. See lf64(5).

ATTRIBUTES

 

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
MT-LevelAsync-Signal-Safe

SEE ALSO

 

open(2), attributes(5), largefile(5), lf64(5)


SunOS 5.9Go To TopLast Changed 25 Jul 2001

 
      
      
Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.