renamed c_tools to c_src and moved zobov to that directory

c_src/jozov2/CMakeLists.txt

@@ -0,0 +1,26 @@
+function(omp_add_flags TARGET LANG)
+   if(OPENMP_FOUND)
+     if(NOT LANG)
+       get_target_property(LANG ${TARGET} LINKER_LANGUAGE)
+     endif()
+     if(LANG MATCHES "C(XX)?")
+       set_property(TARGET ${TARGET} APPEND
+                    PROPERTY COMPILE_FLAGS ${OpenMP_${LANG}_FLAGS})
+       set_property(TARGET ${TARGET} APPEND
+                    PROPERTY LINK_FLAGS ${OpenMP_${LANG}_FLAGS})
+     else()
+       message(WARNING "omp_add_flags: target '${TARGET}'"
+                      " link language '${LANG}' is not supported")
+    endif()
+  endif()
+endfunction()
+
+add_executable(jozov2 jozov2.cpp jozov2_io.cpp jozov2_zones.cpp jozov2_watershed.cpp findrtop.c)
+
+if (ENABLE_OPENMP)
+  Find_Package(OpenMP)
+  omp_add_flags(jozov2 CXX)
+  add_definitions(-DOPENMP)
+ENDIF(ENABLE_OPENMP)
+
+install(TARGETS jozov2 DESTINATION ${VIDE_BIN})