Refactoring: Moving klee_warning/_error functions to ErrorHandling in Support directory

1 files changed, 51 insertions, 0 deletions

diff --git a/include/klee/Internal/Support/ErrorHandling.h b/include/klee/Internal/Support/ErrorHandling.h
new file mode 100644
index 00000000..330985e9
--- /dev/null
+++ b/include/klee/Internal/Support/ErrorHandling.h
@@ -0,0 +1,51 @@
+//===-- ErrorHandling.h -----------------------------------------*- C++ -*-===//
+//
+//                     The KLEE Symbolic Virtual Machine
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef __KLEE_ERROR_HANDLING_H__
+#define __KLEE_ERROR_HANDLING_H__
+
+#ifdef __CYGWIN__
+#ifndef WINDOWS
+#define WINDOWS
+#endif
+#endif
+
+#include <stdio.h>
+
+namespace klee {
+
+extern FILE *klee_warning_file;
+extern FILE *klee_message_file;
+
+/// Print "KLEE: ERROR" followed by the msg in printf format and a
+/// newline on stderr and to warnings.txt, then exit with an error.
+void klee_error(const char *msg, ...)
+    __attribute__((format(printf, 1, 2), noreturn));
+
+/// Print "KLEE: " followed by the msg in printf format and a
+/// newline on stderr and to messages.txt.
+void klee_message(const char *msg, ...) __attribute__((format(printf, 1, 2)));
+
+/// Print "KLEE: " followed by the msg in printf format and a
+/// newline to messages.txt.
+void klee_message_to_file(const char *msg, ...)
+    __attribute__((format(printf, 1, 2)));
+
+/// Print "KLEE: WARNING" followed by the msg in printf format and a
+/// newline on stderr and to warnings.txt.
+void klee_warning(const char *msg, ...) __attribute__((format(printf, 1, 2)));
+
+/// Print "KLEE: WARNING" followed by the msg in printf format and a
+/// newline on stderr and to warnings.txt. However, the warning is only
+/// printed once for each unique (id, msg) pair (as pointers).
+void klee_warning_once(const void *id, const char *msg, ...)
+    __attribute__((format(printf, 2, 3)));
+}
+
+#endif /* __KLEE_ERROR_HANDLING_H__ */