1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/yosys.h b/kernel/yosys.h
index 919e3bb98..d38e60ceb 100644
--- a/kernel/yosys.h
+++ b/kernel/yosys.h
@@ -86,6 +86,7 @@ std::string stringf(const char *fmt, ...) __attribute__ ((format (printf, 1, 2))
 std::string vstringf(const char *fmt, va_list ap);
 std::string next_token(std::string &text, const char *sep);
 bool patmatch(const char *pattern, const char *string);
+int readsome(std::istream &f, char *s, int n);
 
 template<typename T> int GetSize(const T &obj) { return obj.size(); }
 int GetSize(RTLIL::Wire *wire);