LAMF_RFOPEN(2) LAM REMOTE LIBRARY LAMF_RFOPEN(2)NAME
lamf_rfopen, lamf_rfclose - Open or close a remote file. (LAM)
SYNOPSIS
subroutine lamf_rfopen (udesc, filename, flags, mode, ierror)
character filename*(*)
integer udesc, flags, mode, ierror
subroutine lamf_rfclose (udesc, ierror)
integer udesc, ierror
DESCRIPTION
These functions provide access to underlying POSIX functions, open(2)
and close(2), on any LAM node. See lam_rfposix(2).
For convenience, the common POSIX open flags and additional LAM open
flags are defined in <FREQ.h>. See CONSTANTS(5) for the precise val‐
ues. The flags can be added together.
LAM_O_RDONLY Open for reading only.
LAM_O_WRONLY Open for writing only.
LAM_O_RDWR Open for reading and writing.
LAM_O_APPEND Append on each write.
LAM_O_CREAT Create the file if it does not exist.
LAM_O_TRUNC Truncate the file length to 0.
LAM_O_EXCL Report an error if trying to create an existing file.
LAM_O_REUSE Reuse existing file descriptor opened with same file
name, if possible.
SEE ALSOlamf_rfread(2), lamf_rfwrite(2)LAM 7.1.2 March, 2006 LAMF_RFOPEN(2)