1 files changed, 58 insertions, 0 deletions
diff --git a/src/errors.h b/src/errors.h
new file mode 100644
index 0000000..4baa142
--- /dev/null
+++ b/src/errors.h
@@ -0,0 +1,58 @@
+/***********************************************************
+Copyright 1991 by Stichting Mathematisch Centrum, Amsterdam, The
+Netherlands.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the names of Stichting Mathematisch
+Centrum or CWI not be used in advertising or publicity pertaining to
+distribution of the software without specific, written prior permission.
+
+STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
+THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
+FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
+OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+******************************************************************/
+
+/* Error handling definitions */
+
+void err_set PROTO((object *));
+void err_setval PROTO((object *, object *));
+void err_setstr PROTO((object *, char *));
+int err_occurred PROTO((void));
+void err_get PROTO((object **, object **));
+void err_clear PROTO((void));
+
+/* Predefined exceptions */
+
+extern object *RuntimeError;
+extern object *EOFError;
+extern object *TypeError;
+extern object *MemoryError;
+extern object *NameError;
+extern object *SystemError;
+extern object *KeyboardInterrupt;
+
+/* Some more planned for the future */
+
+#define IndexError RuntimeError
+#define KeyError RuntimeError
+#define ZeroDivisionError RuntimeError
+#define OverflowError RuntimeError
+
+/* Convenience functions */
+
+extern int err_badarg PROTO((void));
+extern object *err_nomem PROTO((void));
+extern object *err_errno PROTO((object *));
+extern void err_input PROTO((int));
+
+extern void err_badcall PROTO((void));