igsc: cmake: add option to static build

Add option to build static library and static cli without udev.

Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>

CMakeLists.txt

@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
-# Copyright (C) 2019-2020 Intel Corporation
+# Copyright (C) 2019-2022 Intel Corporation
 cmake_minimum_required(VERSION 3.10)
 project(igsc C)
 set(LICENSE Apache)
@@ -20,6 +20,7 @@ option(ENABLE_DOCS "Enable docs build" OFF)
 option(ENABLE_TESTS "Perform unit tests after build" OFF)
 option(ENABLE_WERROR "Enable treat warnings as error" ON)
 option(ENABLE_CLI "Enable command line tool build" ON)
+option(ENABLE_CLI_FORCE "Enable command line tool build also if enumeration is not supported" OFF)
 option(ENABLE_ENUM "Enable enumeration build" ON)
 option(BUILD_SHARED_LIBS "Build shared library" ON)
 option (BUILD_USE_CONAN "Use Conan for dependencies download" NO)
@@ -97,7 +98,7 @@ set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${LINK_OPTIONS}")
 
 add_subdirectory("lib")
 
-if(CLI_ENABLED)
+if(CLI_ENABLED OR ENABLE_CLI_FORCE)
   add_subdirectory("src")
 endif()
 

include/igsc_lib.h

@@ -24,17 +24,25 @@ extern "C" {
 #endif /* OUT */
 
 #if defined (_WIN32) || defined (_WIN64)
-  #ifdef IGSC_DLL_EXPORTS
-    #define IGSC_EXPORT __declspec(dllexport)
-  #else
-    #define IGSC_EXPORT __declspec(dllimport)
-  #endif
+  #ifndef IGSC_DLL
+    #define IGSC_EXPORT
+  #else /* IGSC_DLL */
+    #ifdef IGSC_DLL_EXPORTS
+      #define IGSC_EXPORT __declspec(dllexport)
+    #else
+      #define IGSC_EXPORT __declspec(dllimport)
+    #endif
+  #endif /* IGSC_DLL */
 #else
-  #ifdef IGSC_DLL_EXPORTS
-    #define IGSC_EXPORT __attribute__((__visibility__("default")))
-  #else
+  #ifndef IGSC_DLL
     #define IGSC_EXPORT
-  #endif
+  #else /* IGSC_DLL */
+    #ifdef IGSC_DLL_EXPORTS
+      #define IGSC_EXPORT __attribute__((__visibility__("default")))
+    #else
+      #define IGSC_EXPORT
+    #endif
+  #endif /* IGSC_DLL */
 #endif
 /** @endcond */
 

lib/CMakeLists.txt

@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
-# Copyright (C) 2019-2021 Intel Corporation
+# Copyright (C) 2019-2022 Intel Corporation
 cmake_minimum_required(VERSION 3.10)
 project(igsc C)
 set(LICENSE Apache)
@@ -31,7 +31,7 @@ set(LIBSOURCES
     $<$<BOOL:${WIN32}>:${PROJECT_BINARY_DIR}/igsc_lib.rc>
 )
 
-add_library(${PROJECT_NAME} SHARED ${LIBSOURCES})
+add_library(${PROJECT_NAME} ${LIBSOURCES})
 set_target_properties(${PROJECT_NAME}
                       PROPERTIES PUBLIC_HEADER ${CMAKE_SOURCE_DIR}/include/igsc_lib.h)
 
@@ -42,7 +42,8 @@ target_compile_options(${PROJECT_NAME} PRIVATE ${COMPILE_OPTIONS})
 
 target_compile_definitions(
   ${PROJECT_NAME}
-  PRIVATE IGSC_DLL_EXPORTS
+  PRIVATE $<$<BOOL:${BUILD_SHARED_LIBS}>:IGSC_DLL_EXPORTS>
+  PRIVATE $<$<BOOL:${BUILD_SHARED_LIBS}>:IGSC_DLL>
   PRIVATE $<$<BOOL:${ENABLE_ENUM}>:IGSC_ENUM>
   PRIVATE $<$<BOOL:${SYSLOG}>:SYSLOG>
   PRIVATE $<$<BOOL:${ENABLE_PERF}>:IGSC_PERF>

src/CMakeLists.txt

@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
-# Copyright (C) 2019-2020 Intel Corporation
+# Copyright (C) 2019-2022 Intel Corporation
 cmake_minimum_required(VERSION 3.10)
 project(igsc-cli C)
 set(LICENSE Apache)
@@ -25,6 +25,14 @@ target_compile_options(${PROJECT_NAME} PRIVATE ${COMPILE_OPTIONS})
 target_link_libraries(${PROJECT_NAME} igsc)
 set_target_properties(${PROJECT_NAME} PROPERTIES OUTPUT_NAME igsc)
 
+if(NOT BUILD_SHARED_LIBS)
+  if(CMAKE_C_COMPILER_ID MATCHES Clang OR
+     CMAKE_C_COMPILER_ID MATCHES AppleClang OR
+     CMAKE_C_COMPILER_ID MATCHES GNU)
+    target_link_options(${PROJECT_NAME} PRIVATE -static-libgcc -static)
+  endif()
+endif()
+
 install(
   TARGETS ${PROJECT_NAME}
   RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}