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CREAT 2 "Mar 25, 2002"
NAME
creat - create a new file or rewrite an existing one
SYNOPSIS
#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 TYPE ATTRIBUTE VALUE |
| Interface Stability Standard |
| MT-Level Async-Signal-Safe |
SEE ALSO
open(2), attributes(5), largefile(5), lf64(5), standards(5)