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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <error.h>
include <gki.h>
# NSPPKERN -- Graphics kernel for the NCAR System Plot Package graphics
# interface.
procedure t_nsppkern()
int fd, list
pointer gki, sp, fname, devname
int dev[LEN_GKIDD], deb[LEN_GKIDD]
int debug, verbose, gkiunits
bool clgetb()
int clpopni(), clgfil(), open(), btoi()
int gki_fetch_next_instruction()
begin
call smark (sp)
call salloc (fname, SZ_FNAME, TY_CHAR)
call salloc (devname, SZ_FNAME, TY_CHAR)
# Open list of metafiles to be decoded.
list = clpopni ("input")
# Get parameters.
call clgstr ("device", Memc[devname], SZ_FNAME)
if (clgetb ("generic")) {
debug = NO
verbose = NO
gkiunits = NO
} else {
debug = btoi (clgetb ("debug"))
verbose = btoi (clgetb ("verbose"))
gkiunits = btoi (clgetb ("gkiunits"))
}
# Open the graphics kernel.
call gkt_open (Memc[devname], dev)
call gkp_install (deb, STDERR, verbose, gkiunits)
# Process a list of metacode files, writing the decoded metacode
# instructions on the standard output.
while (clgfil (list, Memc[fname], SZ_FNAME) != EOF) {
# Open input file.
iferr (fd = open (Memc[fname], READ_ONLY, BINARY_FILE)) {
call erract (EA_WARN)
next
}
# Process the metacode instruction stream.
while (gki_fetch_next_instruction (fd, gki) != EOF) {
if (debug == YES)
call gki_execute (Mems[gki], deb)
call gki_execute (Mems[gki], dev)
}
call close (fd)
}
call gkp_close()
call gkt_close()
call clpcls (list)
call sfree (sp)
end
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