cpt-lib: add ability to be used as a script

- cpt script no longer ignores anything.
- If cpt-lib is invoked from the command-line, it parses the given command-line
  arguments, making it possible to be used as a script.

FossilOrigin-Name: 8484d0ff082d03f38fa41d7a5e76c21bfdd5951b6db5193bb4a7f17e74a5025e

1 files changed, 3 insertions, 4 deletions

diff --git a/default.do b/default.do
index cb45cd0..23cedf8 100644
--- a/default.do
+++ b/default.do
@@ -1,8 +1,5 @@
 . ./config.rc
 
-# Extensionless name of file
-fn="${1%.*}"
-
 case "$1" in
     all) redo-ifchange src/cpt-lib docs/all ;;
     dist)
@@ -11,7 +8,9 @@ case "$1" in
         ;;
     src/cpt-lib)
         redo-ifchange "$1.in"
-        sed "s|@VERSION@|$VERSION|g" < "$1.in" > "$3"
+        sed -e "s|@VERSION@|$VERSION|g" \
+            -e "s|@DOCSTRING@|Call functions from the library|g" < "$1.in" > "$3"
+        chmod +x "$3"
         ;;
     "cpt-$VERSION.tar.xz")
         redo docs/cpt.info