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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <error.h>
include <gio.h>
include "gtr.h"
# GTR_GFLUSH -- Dispose of any buffered output on the stream STDPLOT. The last
# plot sent to stdplot cannot be disposed of at CLOSEWS time due to the need
# to permit APPEND mode in the next OPENWS call. We are called to dispose
# of all output to the plotter device. Logging out or doing a reset will have
# the same effect.
procedure gtr_gflush (stream)
int stream
pointer tr
bool streq()
include "gtr.com"
begin
tr = trdes[stream]
if (tr == NULL)
return
# Disconnect the kernel.
iferr {
if (streq (TR_KERNFNAME(tr), "cl"))
call stg_close()
else if (TR_DEVNAME(tr) != EOS && TR_KERNFNAME(tr) != EOS) {
call gtr_disconnect (TR_PID(tr), TR_IN(tr), TR_OUT(tr),
stream)
TR_PID(tr) = NULL
}
} then
call erract (EA_WARN)
# Free all storage.
call mfree (TR_FRAMEBUF(tr), TY_SHORT)
call mfree (TR_SCRATCHBUF(tr), TY_SHORT)
call mfree (tr, TY_STRUCT)
trdes[stream] = NULL
if (tr_stream == stream)
tr_stream = NULL
end
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