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 values. 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 ALSO
lamf_rfread(2), lamf_rfwrite(2)