Add basic CMake build support for libBitcoinSimplicity

Author: roconnor-blockstream

.gitignore

@@ -25,6 +25,11 @@ alectryon-doc
 *.o
 *.out
 *.a
+# cmake
+*.cmake
+CMakeCache.txt
+CMakeFiles
+/build/
 # Coverage
 *.gcda
 *.gcno

C/CMakeLists.txt

@@ -0,0 +1,36 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(BitcoinSimplicity)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_C_EXTENSIONS OFF)
+
+add_library(BitcoinSimplicity STATIC
+  bitstream.c
+  dag.c
+  deserialize.c
+  eval.c
+  frame.c
+  jets-secp256k1.c
+  jets.c
+  rsort.c
+  sha256.c
+  type.c
+  typeInference.c
+  bitcoin/env.c
+  bitcoin/exec.c
+  bitcoin/bitcoinJets.c
+  bitcoin/ops.c
+  bitcoin/primitive.c
+  bitcoin/txEnv.c
+)
+
+option(PRODUCTION "Enable production build" ON)
+if (PRODUCTION)
+  target_compile_definitions(BitcoinSimplicity PRIVATE "PRODUCTION")
+endif()
+
+target_include_directories(BitcoinSimplicity PUBLIC
+                           $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+                           $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+                          )