Word Addressable I/O

NAME

wawrit - Writes to a word addressable file

USAGE

call wawrit (iun, buf, addr, nwords) (FORTRAN)

c_wawrit(iun, &buf, addr, nwords) (C)

DESCRIPTION

Writes to file associated to iun unit number, nwords words of buffer buf starting at address addr.

On byte addressable machines, WA software routines store the information in a "most significant byte first" fashion.

(click here for an FORTRAN example of use and here for a C example of use)

iun

FORTRAN unit number.

buf

Buffer to write to a file.

addr

Starting word address position from which writing occurs.

nwords

Number of words to write.

Mario Lépine - RPN

WA (Word Addressable) file are 1 based, i.e. first address of the file start at word #1.

Warning: Do not mix different I/O access to the same file (ex: writda, wawrit).

Buffering configuration can be controlled via the WA_CONFIG environment variable for performance issue.

SEE ALSO

( waopen, waread, waclos)