+XBT_TEST_UNIT("variables", test_variables, "variable value preservation")
+{
+ xbt_ex_t ex;
+ int r1;
+ int _XBT_GNUC_UNUSED r2;
+ int v1;
+ volatile int v2;
+
+ r1 = r2 = v1 = v2 = 1234;
+ TRY {
+ r2 = 5678;
+ v2 = 5678;
+ THROWF(unknown_error, 0, "toto");
+ }
+ CATCH(ex) {
+ xbt_test_add("variable preservation");
+ if (r1 != 1234)
+ xbt_test_fail("r1=%d (!= 1234)", r1);
+ if (v1 != 1234)
+ xbt_test_fail("v1=%d (!= 1234)", v1);
+ /* r2 is allowed to be destroyed because not volatile */
+ if (v2 != 5678)
+ xbt_test_fail("v2=%d (!= 5678)", v2);
+ xbt_ex_free(ex);
+ }
+}
+
+XBT_TEST_UNIT("cleanup", test_cleanup, "cleanup handling")
+{
+ xbt_ex_t ex;
+ volatile int v1;
+ int c;
+
+ xbt_test_add("cleanup handling");
+
+ v1 = 1234;
+ c = 0;
+ TRY {
+ v1 = 5678;
+ THROWF(1, 2, "blah");
+ }
+ TRY_CLEANUP {
+ if (v1 != 5678)
+ xbt_test_fail("v1 = %d (!= 5678)", v1);
+ c = 1;
+ }
+ CATCH(ex) {
+ if (v1 != 5678)
+ xbt_test_fail("v1 = %d (!= 5678)", v1);
+ if (!(ex.category == 1 && ex.value == 2 && !strcmp(ex.msg, "blah")))
+ xbt_test_fail("unexpected exception contents");
+ xbt_ex_free(ex);
+ }
+ if (!c)
+ xbt_test_fail("xbt_ex_free not executed");
+}
+
+
+/*
+ * The following is the example included in the documentation. It's a good
+ * idea to check its syntax even if we don't try to run it.
+ * And actually, it allows to put comments in the code despite doxygen.
+ */
+static char *mallocex(int size)
+{
+ return NULL;
+}
+
+#define SMALLAMOUNT 10
+#define TOOBIG 100000000
+
+#if 0 /* this contains syntax errors, actually */
+static void bad_example(void)
+{
+ struct {
+ char *first;
+ } *globalcontext;
+ ex_t ex;
+
+ /* BAD_EXAMPLE */
+ TRY {
+ char *cp1, *cp2, *cp3;
+
+ cp1 = mallocex(SMALLAMOUNT);
+ globalcontext->first = cp1;
+ cp2 = mallocex(TOOBIG);
+ cp3 = mallocex(SMALLAMOUNT);
+ strcpy(cp1, "foo");
+ strcpy(cp2, "bar");
+ }
+ TRY_CLEANUP {
+ free(cp3);
+ free(cp2);
+ free(cp1);
+ }
+ CATCH_ANONYMOUS {
+ printf("cp3=%s", cp3);
+ RETHROW;
+ }
+ /* end_of_bad_example */
+}