1 files changed, 28 insertions, 0 deletions
diff --git a/sys/pmio/pmlinene.x b/sys/pmio/pmlinene.x
new file mode 100644
index 00000000..0e49de54
--- /dev/null
+++ b/sys/pmio/pmlinene.x
@@ -0,0 +1,28 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include <imhdr.h>
+include <pmset.h>
+include	<plio.h>
+
+# PM_LINENOTEMPTY -- Test whether the indicated mask image line is empty.
+
+bool procedure pm_linenotempty (pl, v)
+
+pointer	pl			#I mask descriptor
+long	v[PM_MAXDIM]		#I coordinates of desired line
+
+bool	pl_sectnotempty(), pl_linenotempty()
+include	"pmio.com"
+
+begin
+	if (PM_MAPXY(pl) == YES) {
+	    call imaplv (PM_REFIM(pl), v, v1, PM_MAXDIM)
+	    call amovl (v, v2, PM_MAXDIM)
+	    v2[1] = IM_LEN(PM_REFIM(pl),1)
+	    call imaplv (PM_REFIM(pl), v2, v3, PM_MAXDIM)
+
+	    return (pl_sectnotempty (pl, v1, v3, PM_MAXDIM))
+
+	} else
+	    return (pl_linenotempty (pl, v))
+end