Fixed incorrect printing of blas warning message.

dlib/cmake_utils/cmake_find_blas.txt

@@ -254,18 +254,6 @@ if (UNIX OR MINGW)
    endif()
 
 
-   if (NOT blas_found)
-      message(" *****************************************************************************")
-      message(" *** No BLAS library found so using dlib's built in BLAS.  However, if you ***")
-      message(" *** install an optimized BLAS such as OpenBLAS or the Intel MKL your code ***")
-      message(" *** will run faster.  On Ubuntu you can install OpenBLAS by executing:    ***")
-      message(" ***    sudo apt-get install libopenblas-dev liblapack-dev                 ***")
-      message(" *** Or you can easily install OpenBLAS from source by downloading the     ***")
-      message(" *** source tar file from http://www.openblas.net, extracting it, and      ***")
-      message(" *** running:                                                              ***")
-      message(" ***    make; sudo make install                                            ***")
-      message(" *****************************************************************************")
-   endif()
 
 elseif(WIN32 AND NOT MINGW)
     message(STATUS "Searching for BLAS and LAPACK")
@@ -367,3 +355,19 @@ if (lapack_found)
    endif ()
 endif()
 
+
+if (UNIX OR MINGW)
+   if (NOT blas_found)
+      message(" *****************************************************************************")
+      message(" *** No BLAS library found so using dlib's built in BLAS.  However, if you ***")
+      message(" *** install an optimized BLAS such as OpenBLAS or the Intel MKL your code ***")
+      message(" *** will run faster.  On Ubuntu you can install OpenBLAS by executing:    ***")
+      message(" ***    sudo apt-get install libopenblas-dev liblapack-dev                 ***")
+      message(" *** Or you can easily install OpenBLAS from source by downloading the     ***")
+      message(" *** source tar file from http://www.openblas.net, extracting it, and      ***")
+      message(" *** running:                                                              ***")
+      message(" ***    make; sudo make install                                            ***")
+      message(" *****************************************************************************")
+   endif()
+endif()
+