add artifacts on appveyor

appveyor.yml

@@ -61,7 +61,17 @@ install:
   - cd ..
 
 build_script:
-  - if [%COMPILER%]==[cygwin]                                   cd build_debug   && %CYGSH% 'cmake --build .'        && cd ..
+  - if [%COMPILER%]==[cygwin]                                   cd build_debug   && %CYGSH% 'cmake --build . --target install'        && cd ..
-  - if [%COMPILER%]==[cygwin]                                   cd build_release && %CYGSH% 'cmake --build .'        && cd ..
+  - if [%COMPILER%]==[cygwin]                                   cd build_release && %CYGSH% 'cmake --build . --target install'        && cd ..
-  - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] cd build_debug   && cmake --build . --config Debug   && cd ..
+  - if [%COMPILER%]==[vs] if NOT [%USE_INTEGRATED_LIBS%]==[yes] cd build_debug   && cmake --build . --config Debug --target install   && cd ..
-  - if [%COMPILER%]==[vs]                                       cd build_release && cmake --build . --config Release && cd ..
+  - if [%COMPILER%]==[vs]                                       cd build_release && cmake --build . --config Release --target install && cd ..
+
+artifacts:
+  - path: './darklib.lib'
+    name: darklib.lib
+  - path: './darklib.dll'
+    name: darklib.dll
+  - path: './uselib.exe'
+    name: uselib.exe
+  - path: './darknet.exe'
+    name: darknet.exe