#define GHC_PKG_VERSION 6.2.2 -- hackery to convice cpp to splice GHC_PKG_VERSION into a string version :: String version = tail "\ \ GHC_PKG_VERSION" version2 = "GHC_PKG_VERSION" #define v3 "GHC_PKG_VERSION" version3 = v3 #define stringify(s) #s version4 = stringify(GHC_PKG_VERSION) #define stringify2(s) "s" version5 = stringify2(GHC_PKG_VERSION)