Merge pull request #5076 from ygorshenin/fix-cmake-desktop-app-build

[cmake] Fixed desktop app build on Linux.

CMakeLists.txt

@@ -81,6 +81,10 @@ if (NOT PLATFORM_IPHONE AND NOT PLATFORM_ANDROID)
   find_package(Qt5Widgets REQUIRED)
 endif()
 
+if (PLATFORM_LINUX)
+  find_package(OpenGL)
+endif()
+
 find_library(LIBZ NAMES z)
 if (LIBZ STREQUAL "LIBZ-NOTFOUND")
   message(FATAL_ERROR "Failed to find libz library.")

qt/CMakeLists.txt

@@ -52,7 +52,7 @@ set(
 
 add_executable(${PROJECT_NAME} MACOSX_BUNDLE ${RES_SOURCES} ${SRC})
 
-target_link_libraries(
+omim_link_libraries(
   ${PROJECT_NAME}
   map
   drape_frontend
@@ -81,8 +81,9 @@ target_link_libraries(
   oauthcpp
   opening_hours
   ${Qt5Core_LIBRARIES}
-  ${Qt5Widgets_LIBRARIES}
   ${Qt5Gui_LIBRARIES}
+  ${Qt5Network_LIBRARIES}
+  ${Qt5Widgets_LIBRARIES}
   ${LIBZ}
 )
 
@@ -105,6 +106,10 @@ if (PLATFORM_MAC)
   )
 endif()
 
+if (PLATFORM_LINUX)
+  target_link_libraries(${PROJECT_NAME} ${OPENGL_gl_LIBRARY})
+endif()
+
 function(copy_resources)
   set(files "")
   foreach(file ${ARGN})