clean up file structure and add cmake build functionality

.gitignore

@@ -111,3 +111,6 @@ _deps
 .ionide
 
 # End of https://www.toptal.com/developers/gitignore/api/c,c++,cmake,visualstudiocode
+
+build/*
+.cache/*

CMakeLists.txt

@@ -0,0 +1,72 @@
+cmake_minimum_required(VERSION 3.21 FATAL_ERROR)
+
+project(minisat)
+set(CMAKE_CXX_STANDARD 11)
+
+#--------------------------------------------------------------------------------------------------
+# Configurable options:
+
+option(STATIC_BINARIES "Link binaries statically." ON)
+option(USE_SORELEASE   "Use SORELEASE in shared library filename." ON)
+
+#--------------------------------------------------------------------------------------------------
+# Library version:
+
+set(MINISAT_SOMAJOR   1)
+set(MINISAT_SOMINOR   14)
+set(MINISAT_SORELEASE "P")
+
+# Compute VERSION and SOVERSION:
+if (USE_SORELEASE)
+  set(MINISAT_VERSION ${MINISAT_SOMAJOR}.${MINISAT_SOMINOR}.${MINISAT_SORELEASE})
+else()
+  set(MINISAT_VERSION ${MINISAT_SOMAJOR}.${MINISAT_SOMINOR})
+endif()
+set(MINISAT_SOVERSION ${MINISAT_SOMAJOR})
+
+#--------------------------------------------------------------------------------------------------
+# Dependencies:
+
+find_package(ZLIB)
+include_directories(${ZLIB_INCLUDE_DIR})
+include_directories(${minisat_SOURCE_DIR})
+
+#--------------------------------------------------------------------------------------------------
+# Compile flags:
+
+add_definitions(-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS)
+
+#--------------------------------------------------------------------------------------------------
+# Build Targets:
+
+add_subdirectory(src)
+
+target_link_libraries(minisat-lib-shared ${ZLIB_LIBRARY})
+target_link_libraries(minisat-lib-static ${ZLIB_LIBRARY})
+
+add_executable(minisat_core src/Main.C)
+
+if(STATIC_BINARIES)
+  target_link_libraries(minisat_core minisat-lib-static)
+else()
+  target_link_libraries(minisat_core minisat-lib-shared)
+endif()
+
+set_target_properties(minisat-lib-static PROPERTIES OUTPUT_NAME "minisat")
+set_target_properties(minisat-lib-shared
+  PROPERTIES
+    OUTPUT_NAME "minisat" 
+    VERSION ${MINISAT_VERSION}
+    SOVERSION ${MINISAT_SOVERSION})
+
+#--------------------------------------------------------------------------------------------------
+# Installation targets:
+
+install(TARGETS minisat-lib-static minisat-lib-shared minisat_core 
+        RUNTIME DESTINATION bin
+        LIBRARY DESTINATION lib
+        ARCHIVE DESTINATION lib)
+
+install(DIRECTORY src
+        DESTINATION include/minisat
+        FILES_MATCHING PATTERN "*.h")

src/CMakeLists.txt

@@ -0,0 +1,12 @@
+include_directories(./)
+include_directories(../lib/minisat/minisat/core/)
+
+file(
+    GLOB MINISAT_LIB_SOURCES
+    "File.C"
+    "Proof.C"
+    "Solver.C"
+)
+
+add_library(minisat-lib-static STATIC ${MINISAT_LIB_SOURCES})
+add_library(minisat-lib-shared SHARED ${MINISAT_LIB_SOURCES})