final revision to GArrow classes

[ghc-base.git] / cbits / PrelIOUtils.c

diff --git a/cbits/PrelIOUtils.c b/cbits/PrelIOUtils.c
index f37c4b6..9e05f08 100644 (file)
--- a/cbits/PrelIOUtils.c
+++ b/cbits/PrelIOUtils.c
@@ -5,5 +5,48 @@
  */
 
 #define INLINE
+
+#ifdef __GLASGOW_HASKELL__
+# include "Rts.h"
+#endif
+
 #include "HsBase.h"
 
+#ifdef __GLASGOW_HASKELL__
+
+void errorBelch2(const char*s, char *t)
+{
+    errorBelch(s,t);
+}
+
+void debugBelch2(const char*s, char *t)
+{
+    debugBelch(s,t);
+}
+
+#if defined(HAVE_LIBCHARSET)
+#  include <libcharset.h>
+#elif defined(HAVE_LANGINFO_H)
+#  include <langinfo.h>
+#endif
+
+#if !defined(mingw32_HOST_OS)
+const char* localeEncoding(void)
+{
+#if defined(HAVE_LIBCHARSET)
+    return locale_charset();
+
+#elif defined(HAVE_LANGINFO_H)
+    return nl_langinfo(CODESET);
+
+#else
+#warning Depending on the unportable behavior of GNU iconv due to absence of both libcharset and langinfo.h
+    /* GNU iconv accepts "" to mean the current locale's
+     * encoding. Warning: This isn't portable.
+     */
+    return "";
+#endif
+}
+#endif
+
+#endif /* __GLASGOW_HASKELL__ */