Initial commit

1 files changed, 77 insertions, 0 deletions

diff --git a/sys/gio/calcomp/ccpopen.x b/sys/gio/calcomp/ccpopen.x
new file mode 100644
index 00000000..f900b95b
--- /dev/null
+++ b/sys/gio/calcomp/ccpopen.x
@@ -0,0 +1,77 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	<gki.h>
+include	"ccp.h"
+
+# CCP_OPEN -- Install the calcomp kernel as a graphics kernel device driver.
+# The device table DD consists of an array of the entry point addresses for
+# the driver procedures.  The table entry for non-implemented procedures is
+# set to zero, causing the interpreter to ignore the instruction.
+
+procedure ccp_open (devname, dd)
+
+char	devname[ARB]		# ignored if only one plotter on system
+int	dd[ARB]			# device table to be initialized
+
+pointer	sp, devns
+int	len_devname
+int	locpr(), strlen()
+extern	ccp_openws(), ccp_closews(), ccp_clear()
+extern	ccp_polyline(), ccp_polymarker(), ccp_text()
+extern	ccp_plset()
+extern	ccp_pmset(), ccp_txset()
+extern	ccp_escape()
+include	"ccp.com"
+
+begin
+	call smark (sp)
+	call salloc (devns, SZ_FNAME, TY_SHORT)
+
+	# Flag first pass.  Save forced device name in common for OPENWS.
+	# Zero the frame and instruction counters.
+
+	g_cc = NULL
+	g_ndraw = 0 #????? may not need; also used in ccp_openws,ccp_clear,
+		    # ccp_polyline, ccp_polymarker, ccp_text; may want for
+		    # debug etc.
+	call strcpy (devname, g_device, SZ_GDEVICE)
+
+	# Install the device driver.
+
+	dd[GKI_OPENWS]		= locpr (ccp_openws)
+	dd[GKI_CLOSEWS]		= locpr (ccp_closews)
+	dd[GKI_DEACTIVATEWS]	= 0
+	dd[GKI_REACTIVATEWS]	= 0
+	dd[GKI_MFTITLE]		= 0
+	dd[GKI_CLEAR]		= locpr (ccp_clear)
+	dd[GKI_CANCEL]		= 0
+	dd[GKI_FLUSH]		= 0
+	dd[GKI_POLYLINE]	= locpr (ccp_polyline)
+	dd[GKI_POLYMARKER]	= locpr (ccp_polymarker)
+	dd[GKI_TEXT]		= locpr (ccp_text)
+	dd[GKI_FILLAREA]	= 0
+	dd[GKI_PUTCELLARRAY]	= 0
+	dd[GKI_SETCURSOR]	= 0
+	dd[GKI_PLSET]		= locpr (ccp_plset)
+	dd[GKI_PMSET]		= locpr (ccp_pmset)
+	dd[GKI_TXSET]		= locpr (ccp_txset)
+	dd[GKI_FASET]		= 0
+	dd[GKI_GETCURSOR]	= 0
+	dd[GKI_GETCELLARRAY]	= 0
+	dd[GKI_ESCAPE]		= locpr (ccp_escape)
+	dd[GKI_SETWCS]		= 0
+	dd[GKI_GETWCS]		= 0
+	dd[GKI_UNKNOWN]		= 0
+
+	# If a device was named open the workstation as well.  This is
+	# necessary to permit processing of metacode files which do not
+	# contain the open workstation instruction.
+
+	len_devname = strlen (devname)
+	if (len_devname > 0) {
+	    call achtcs (devname, Mems[devns], len_devname)
+	    call ccp_openws (Mems[devns], len_devname, NEW_FILE)
+	}
+
+	call sfree (sp)
+end