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-rw-r--r--src/exception.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/src/exception.c b/src/exception.c
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--- /dev/null
+++ b/src/exception.c
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+/*
+ * This file is part of the Black Magic Debug project.
+ *
+ * Copyright (C) 2015 Black Sphere Technologies Ltd.
+ * Written by Gareth McMullin <gareth@blacksphere.co.nz>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "general.h"
+#include "exception.h"
+
+struct exception *innermost_exception;
+
+void raise_exception(uint32_t type, const char *msg)
+{
+ struct exception *e;
+ for (e = innermost_exception; e; e = e->outer) {
+ if (e->mask & type) {
+ e->type = type;
+ e->msg = msg;
+ innermost_exception = e->outer;
+ longjmp(e->jmpbuf, type);
+ }
+ }
+ abort();
+}
+