1 files changed, 25 insertions, 0 deletions
diff --git a/unix/boot/spp/rpp/ratlibr/docant.r b/unix/boot/spp/rpp/ratlibr/docant.r
new file mode 100644
index 00000000..efa14ccc
--- /dev/null
+++ b/unix/boot/spp/rpp/ratlibr/docant.r
@@ -0,0 +1,25 @@
+include	defs
+
+# docant
+#
+# Similar to cant(name), however precede the messge with the name
+# of the program that was running when the file could not be
+# opened.  Helpful in a pipeline to verify which program was not
+# able to open a file.
+#
+   subroutine  docant(name)
+
+   character  name(ARB), prog(FILENAMESIZE)
+   integer    length
+   integer    getarg
+
+   length = getarg(0, prog, FILENAMESIZE)
+   if (length != EOF) {
+      call putlin(prog, STDERR)
+      call putch(COLON, STDERR)
+      call putch(BLANK, STDERR)
+   }
+   call cant(name)
+
+   return
+   end