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authorPedro Alves <palves@redhat.com>2015-02-09 14:59:12 +0000
committerPedro Alves <palves@redhat.com>2015-02-27 17:43:10 +0000
commitad6aff7dead678cc0fa4f786fa59c6040c6fa758 (patch)
tree606bde04e1aeaaf96e07dbe7d1f2a47f8efc4af7 /gdb/common
parent97c185659a35d249aa20c89674e3da2baf4b4352 (diff)
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Move exception_none to common code, and use it
gdb/ChangeLog: 2015-02-27 Pedro Alves <palves@redhat.com> * common/common-exceptions.h (exception_none): Declare. * common/common-exceptions.c (exception_none): Moved from exceptions.c. (exceptions_state_mc_init): Use exception_none. * exceptions.c (exception_none): Move to common/common-exceptions.c. * exceptions.h (exception_none): Move to common/common-exceptions.h.
Diffstat (limited to 'gdb/common')
-rw-r--r--gdb/common/common-exceptions.c6
-rw-r--r--gdb/common/common-exceptions.h3
2 files changed, 6 insertions, 3 deletions
diff --git a/gdb/common/common-exceptions.c b/gdb/common/common-exceptions.c
index 4308b91..b65f259 100644
--- a/gdb/common/common-exceptions.c
+++ b/gdb/common/common-exceptions.c
@@ -20,6 +20,8 @@
#include "common-defs.h"
#include "common-exceptions.h"
+const struct gdb_exception exception_none = { 0, GDB_NO_ERROR, NULL };
+
/* Possible catcher states. */
enum catcher_state {
/* Initial state, a new catcher has just been created. */
@@ -78,9 +80,7 @@ exceptions_state_mc_init (volatile struct gdb_exception *exception,
struct catcher *new_catcher = XCNEW (struct catcher);
/* Start with no exception, save it's address. */
- exception->reason = 0;
- exception->error = GDB_NO_ERROR;
- exception->message = NULL;
+ *exception = exception_none;
new_catcher->exception = exception;
new_catcher->mask = mask;
diff --git a/gdb/common/common-exceptions.h b/gdb/common/common-exceptions.h
index e349ed0..a32e6f9 100644
--- a/gdb/common/common-exceptions.h
+++ b/gdb/common/common-exceptions.h
@@ -188,4 +188,7 @@ extern void throw_error (enum errors error, const char *fmt, ...)
extern void throw_quit (const char *fmt, ...)
ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (1, 2);
+/* A pre-defined non-exception. */
+extern const struct gdb_exception exception_none;
+
#endif /* COMMON_EXCEPTIONS_H */