Merge pull request #4 from Synchrotron-Radiation-Workshop/build_impro…

…vements

ENH: Switch build system to CMake

.gitignore

@@ -1,9 +1,21 @@
-ext_lib
+# Build directory
+build/
+
+# Python build products
+python/build/
+python/dist/
+python/srwpy.egg-info/
+
+# Documentation artifacts
 docs/source/cookbook
 docs/build/
+
+# Python and C compiled files
 *.pyc
 *.o
 data_example*
 .idea
+
+# Compiled libraries
 *.a
 *.so

CMakeLists.txt

@@ -0,0 +1,66 @@
+# Minimum cmake version
+# Picked 3.12 as this one introduces a proper FindOpenMP
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+# Project name
+project(SRW)
+
+cmake_policy(SET CMP0074 NEW)
+
+# Folder for helper modules (Find*.cmake)
+set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
+
+# Uncomment for VERBOSE Makefiles. Useful for debugging.
+#set(CMAKE_VERBOSE_MAKEFILE ON)
+
+# Useful debug for Find commands
+#set(CMAKE_FIND_DEBUG_MODE ON)
+
+# Uncomment for install messages
+#set(CMAKE_INSTALL_MESSAGE ALWAYS)
+
+# Uncomment for Debug Build
+#set(CMAKE_BUILD_TYPE Debug)
+set(CMAKE_BUILD_TYPE Release)
+
+# Option for OpenMP build, OFF by default.
+option(USE_OPENMP "Activate OpenMP build" OFF)
+
+# Option for C client library to be built or not - See src/clients/CMakeLists.txt
+option(BUILD_CLIENT_C "Activate C Client library build" OFF)
+
+# Option for Python client library to be built or not - See src/clients/CMakeLists.txt
+option(BUILD_CLIENT_PYTHON "Activate Python Client library build" OFF)
+
+# Option for Igor Pro client library to be built or not - See src/clients/CMakeLists.txt
+option(BUILD_CLIENT_IGOR "Activate Igor Pro Client library build" OFF)
+
+
+# Temporary path for FFTW in case we need to build it
+set(STAGED_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/stage)
+message(STATUS "${PROJECT_NAME} staged install: ${STAGED_INSTALL_PREFIX}")
+
+
+if(UNIX)
+  # Use /lib /bin /include /share folder structure
+  include(GNUInstallDirs)
+else()
+  if (WIN32)
+    set(${CMAKE_INSTALL_LIBDIR} "lib")
+    set(${CMAKE_INSTALL_DATADIR} "share")
+    set(${CMAKE_INSTALL_INCLUDEDIR} "include")
+    set(${CMAKE_INSTALL_BINDIR} "bin")
+    message(STATUS "Setting installation destination on Windows to: ${CMAKE_INSTALL_PREFIX}")
+  else()
+    message(FATAL_ERROR "System not UNIX nor WIN32 - not implemented yet")
+  endif()
+endif()
+
+# Force FFTW to look for STATIC libraries that we need
+set(FFTW_USE_STATIC_LIBS ON)
+
+# External Libraries
+add_subdirectory(ext_lib)
+
+# Main library
+add_subdirectory(src)