[PATCH 1/2] Cygwin: add header defining GCC exception codes
Ken Brown
kbrown@cornell.edu
Thu Aug 20 14:55:59 GMT 2020
Include it in exceptions.cc instead of defining the exception codes
there.
---
winsup/cygwin/exceptions.cc | 10 +---------
winsup/cygwin/gcc_seh.h | 19 +++++++++++++++++++
2 files changed, 20 insertions(+), 9 deletions(-)
create mode 100644 winsup/cygwin/gcc_seh.h
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 61406e5d1..bb7704f94 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -28,6 +28,7 @@ details. */
#include "ntdll.h"
#include "exception.h"
#include "posix_timer.h"
+#include "gcc_seh.h"
/* Definitions for code simplification */
#ifdef __x86_64__
@@ -763,15 +764,6 @@ exception::handle (EXCEPTION_RECORD *e, exception_list *frame, CONTEXT *in,
return ExceptionContinueExecution;
#ifdef __x86_64__
-/* From the GCC source file libgcc/unwind-seh.c. */
-#define STATUS_USER_DEFINED (1U << 29)
-#define GCC_MAGIC (('G' << 16) | ('C' << 8) | 'C')
-#define GCC_EXCEPTION(TYPE) \
- (STATUS_USER_DEFINED | ((TYPE) << 24) | GCC_MAGIC)
-#define STATUS_GCC_THROW GCC_EXCEPTION (0)
-#define STATUS_GCC_UNWIND GCC_EXCEPTION (1)
-#define STATUS_GCC_FORCED GCC_EXCEPTION (2)
-
case STATUS_GCC_THROW:
case STATUS_GCC_UNWIND:
case STATUS_GCC_FORCED:
diff --git a/winsup/cygwin/gcc_seh.h b/winsup/cygwin/gcc_seh.h
new file mode 100644
index 000000000..fb779ef73
--- /dev/null
+++ b/winsup/cygwin/gcc_seh.h
@@ -0,0 +1,19 @@
+/* gcc_seh.h: GCC exception codes.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license. Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+#pragma once
+
+/* From the GCC source file libgcc/unwind-seh.c. */
+
+#ifdef __x86_64__
+#define STATUS_USER_DEFINED (1U << 29)
+#define GCC_MAGIC (('G' << 16) | ('C' << 8) | 'C')
+#define GCC_EXCEPTION(TYPE) \
+ (STATUS_USER_DEFINED | ((TYPE) << 24) | GCC_MAGIC)
+#define STATUS_GCC_THROW GCC_EXCEPTION (0)
+#define STATUS_GCC_UNWIND GCC_EXCEPTION (1)
+#define STATUS_GCC_FORCED GCC_EXCEPTION (2)
+#endif
--
2.28.0
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