remove the read and write modules from libgu. this simplifies the i/o layer

1 files changed, 6 insertions, 6 deletions

diff --git a/src/runtime/c/pgf/expr.h b/src/runtime/c/pgf/expr.h
index bcfaee52c..485464207 100644
--- a/src/runtime/c/pgf/expr.h
+++ b/src/runtime/c/pgf/expr.h
@@ -1,8 +1,8 @@
 #ifndef EXPR_H_
 #define EXPR_H_
 
-#include <gu/read.h>
-#include <gu/write.h>
+#include <gu/in.h>
+#include <gu/out.h>
 #include <gu/variant.h>
 #include <gu/seq.h>
 
@@ -180,18 +180,18 @@ struct PgfPrintContext {
 };
 
 void
-pgf_print_literal(PgfLiteral lit, GuWriter* wtr, GuExn* err);
+pgf_print_literal(PgfLiteral lit, GuOut* out, GuExn* err);
 
 void
 pgf_print_expr(PgfExpr expr, PgfPrintContext* ctxt, int prec, 
-               GuWriter* wtr, GuExn* err);
+               GuOut* out, GuExn* err);
 
 PgfPrintContext*
 pgf_print_hypo(PgfHypo *hypo, PgfPrintContext* ctxt, int prec,
-               GuWriter *wtr, GuExn *err);
+               GuOut* out, GuExn *err);
 
 void
 pgf_print_type(PgfType *type, PgfPrintContext* ctxt, int prec,
-               GuWriter *wtr, GuExn *err);
+               GuOut* out, GuExn *err);
 
 #endif /* EXPR_H_ */