Add static build option (#9)

* cmake dependencies

* 🙊 optimized CMakeList.txt

CMakeLists.txt

@@ -1,15 +1,9 @@
 cmake_minimum_required(VERSION 3.5)
 
-project(tifig)
+set(PACKAGE "tifig")
+project(${PACKAGE})
 
 set(CMAKE_CXX_STANDARD 11)
-
-set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_MODULE_PATH})
-
-find_package(LibAV REQUIRED)
-find_package(PkgConfig)
-pkg_search_module(VIPS REQUIRED vips-cpp)
-
 #set(CMAKE_VERBOSE_MAKEFILE ON)
 
 if(NOT CMAKE_BUILD_TYPE)
@@ -18,6 +12,31 @@ endif()
 
 set(CMAKE_CXX_FLAGS_RELEASE "-O3 -Wno-implicit-fallthrough")
 
+option(STATIC_BUILD "Build tifig static")
+
+if (STATIC_BUILD)
+	set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -s -static-libstdc++")	
+    set(BUILD_SHARED_LIBS OFF)
+    set(BUILD_STATIC_LIBS ON)
+endif()
+
+find_package(PkgConfig)
+
+pkg_check_modules(AVCODEC libavcodec REQUIRED)
+pkg_check_modules(AVUTIL libavutil REQUIRED)
+pkg_check_modules(SWSCALE libswscale REQUIRED)
+pkg_check_modules(VIPS vips-cpp REQUIRED)
+
+
+set(TIFIG_INCLUDE_DIRS "${AVCODEC_INCLUDE_DIRS} ${AVUTIL_INCLUDE_DIRS} ${SWSCALE_INCLUDE_DIRS} ${VIPS_INCLUDE_DIRS}")
+
+if (STATIC_BUILD)    
+    set(TIFIG_PKG_LIBS "${AVCODEC_STATIC_LDFLAGS} ${AVUTIL_STATIC_LDFLAGS} ${SWSCALE_STATIC_LDFLAGS} ${VIPS_STATIC_LDFLAGS}") 
+else()
+    set(TIFIG_PKG_LIBS "${AVCODEC_LDFLAGS} ${AVUTIL_LDFLAGS} ${SWSCALE_LDFLAGS} ${VIPS_LDFLAGS}")    
+endif()
+
+
 set(LIBHEIF_DIR ${PROJECT_SOURCE_DIR}/lib/heif)
 set(SOURCE_FILES
         src/main.cpp
@@ -33,7 +52,8 @@ include_directories(${LIBHEIF_DIR}/Srcs/common)
 include_directories(${LIBHEIF_DIR}/Srcs/reader)
 include_directories(lib/cxxopts/include)
 include_directories(lib/easyexif)
-include_directories(${VIPS_INCLUDE_DIRS})
 
-target_link_libraries(${TIFIG} heifreader cxxopts)
-target_link_libraries(${TIFIG} ${VIPS_CFLAGS} ${VIPS_LDFLAGS} ${LIBAV_LIBRARIES} pthread)
+include_directories(${TIFIG_INCLUDE_DIRS})
+
+target_link_libraries(${TIFIG} heifreader cxxopts pthread)
+target_link_libraries(${TIFIG} ${TIFIG_PKG_LIBS})