doc

demos/README.md

@@ -17,6 +17,13 @@ and link with any curses library; e.g., "cc -orain rain.c -lcurses".
 There are no dependencies besides curses and the standard C library, and
 no configuration is needed.
 
+To use CMake, assuming the main PDcurses has been built and installed:
+
+```sh
+cmake -S demos -B demos/build -DPDCurses_ROOT=/path/to/pdcurses
+
+cmake --build demos/build
+```
 
 Distribution Status
 -------------------

docs/README.md

@@ -21,6 +21,21 @@ Also consult the README for each specific platform you'll be using:
 Building
 --------
 
+The PDcurses library can be built for Unix-like systems and Windows via Makefiles
+or CMake.
+To build with CMake:
+
+```sh
+cmake -B build
+cmake --build build
+```
+
+optionally, install the library binary and headers:
+
+```sh
+cmake --install build --prefix /path/to/install
+```
+
 - To rebuild MANUAL.md from the "man page" sections of the source code,
   type "./mkman.sh". Needs a Unix-like shell and a Python interpreter.