From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 8 Jul 2015 20:46:52 -0400
Subject: Initial commit

---
 sys/gio/nsppkern/t_nsppkern.x | 67 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 sys/gio/nsppkern/t_nsppkern.x

(limited to 'sys/gio/nsppkern/t_nsppkern.x')

diff --git a/sys/gio/nsppkern/t_nsppkern.x b/sys/gio/nsppkern/t_nsppkern.x
new file mode 100644
index 00000000..69a5ec27
--- /dev/null
+++ b/sys/gio/nsppkern/t_nsppkern.x
@@ -0,0 +1,67 @@
+# 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
-- 
cgit