NAME

close − close a file descriptor

SYNOPSIS

int close (fildes)
int fildes;

HP-UX COMPATIBILITY

Level: HP-UX/RUN ONLY

Origin: System V

DESCRIPTION

Fildes is a file descriptor obtained from a creat, open, dup, fcntl, or pipe system call.  Close closes the file descriptor indicated by fildes. All associated file segments which have been locked by this process with the lockf function are released (i.e., unlocked). 

­[EBADF] Close will fail if fildes is not a valid open file descriptor. 

RETURN VALUE

Upon successful completion, a value of 0 is returned.  Otherwise, a value of −1 is returned and errno is set to indicate the error. 

SEE ALSO

creat(2), dup(2), exec(2), fcntl(2), open(2), pipe(2), lockf(2). 

Hewlett-Packard  —  last mod. May 11, 2021