1 files changed, 36 insertions, 0 deletions
diff --git a/fitz/exceptxxx.h b/fitz/exceptxxx.h
new file mode 100644
index 00000000..185f73f6
--- /dev/null
+++ b/fitz/exceptxxx.h
@@ -0,0 +1,36 @@
+#ifndef EXCEPTXXX_H
+#define EXCEPTXXX_H
+
+#include <setjmp.h>
+
+#define fz_try(ctx)                                      \
+if(fz_except_xxx_push(ctx->except),                      \
+   !setjmp(ctx->except.stack[ctx->except.depth].buffer)) \
+{
+
+#define fz_catch(ctx)                               \
+    ctx->except.stack[ctx->except.depth].failed = 0;\
+}\
+else\
+{\
+    ctx->except.stack[ctx->except.depth].failed = 1;\
+}\
+if(ex->stack[ex->depth--].failed)
+
+typedef struct fz_except_xxx_stack
+{
+    int failed;
+    jmp_buf buffer;
+} fz_except_xxx_stack;
+
+#define MAXDEPTH (20)
+
+struct fz_except_context {
+    fz_except_xxx_stack stack[MAXDEPTH];
+    int depth;
+    fz_except except;
+};
+
+void fz_except_xxx_push(fz_except_context *);
+
+#endif /* EXCEPTXXX */