Initial import

build/catcode

@@ -0,0 +1,20 @@
+#-*-mode:sh;indent-tabs-mode:nil;tab-width:2;coding:utf-8-*-┐
+#───vi: set net ft=sh ts=2 sts=2 fenc=utf-8 :vi─────────────┘
+#
+# OVERVIEW
+#
+#   Source File Concatenation Tool
+#
+# DESCRIPTION
+#
+#   This program is the same as cat, but inserts preprocessor directives
+#   that allow compiler errors to point back to the original lines.
+
+if [ $# -eq 0 ]; then
+  cat
+else
+  for x; do
+    printf '# 1 "%s"\n' "$x"
+    cat "$x"
+  done
+fi