gwenview: link library to pthread

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>

gwenview/CMakeLists.txt

@@ -9,6 +9,15 @@ if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
 endif()
 
 ## Dependencies
+set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
+find_package(Threads)
+set_package_properties(Threads PROPERTIES
+    PURPOSE "Required for asynchorouns functions and methods execution"
+    DESCRIPTION "Platform dependent threads implementation"
+    URL ""
+    TYPE REQUIRED
+)
+
 find_package(Exiv2 0.19)
 set_package_properties(Exiv2 PROPERTIES
     DESCRIPTION "Image Tag reader"

gwenview/lib/CMakeLists.txt

@@ -94,13 +94,6 @@ set(gwenviewlib_SRCS
     sorteddirmodel.cpp
 )
 
-set_source_files_properties(
-    exiv2imageloader.cpp
-    imagemetainfomodel.cpp
-    timeutils.cpp
-    PROPERTIES
-)
-
 kde4_add_kcfg_files(gwenviewlib_SRCS gwenviewconfig.kcfgc)
 
 add_library(gwenviewlib SHARED ${gwenviewlib_SRCS})
@@ -117,6 +110,7 @@ target_link_libraries(gwenviewlib
     ${QT_QTGUI_LIBRARY}
     ${EXIV2_LIBRARIES}
     ${X11_X11_LIB}
+    ${CMAKE_THREAD_LIBS_INIT}
 )
 
 install(TARGETS gwenviewlib ${INSTALL_TARGETS_DEFAULT_ARGS})