Embed debug information in windows static lib, rather than create a .…

…pdb file

Using .pdb files with .lib files on windows is very inconvenient, particularly if the .lib
file is then linked as part of a different .dll.  Chances are that the original .pdb
will not be picked up or distributed along with the tooling.

CMakeLists.txt

@@ -53,10 +53,10 @@ ADD_LIBRARY(hiredis::hiredis_static ALIAS hiredis_static)
 SET_TARGET_PROPERTIES(hiredis
     PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS TRUE
     VERSION "${HIREDIS_SONAME}")
+IF(WIN32)
 SET_TARGET_PROPERTIES(hiredis_static
-    PROPERTIES COMPILE_PDB_NAME hiredis_static)
-SET_TARGET_PROPERTIES(hiredis_static
-    PROPERTIES COMPILE_PDB_NAME_DEBUG hiredis_static${CMAKE_DEBUG_POSTFIX})
+    PROPERTIES COMPILE_FLAGS /Z7)
+ENDIF()
 IF(WIN32 OR MINGW)
     TARGET_LINK_LIBRARIES(hiredis PUBLIC ws2_32 crypt32)
     TARGET_LINK_LIBRARIES(hiredis_static PUBLIC ws2_32 crypt32)