X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=common.cc;h=f4aa7ecefa023417c7eec4680e38e1c25a5cc13b;hb=90ef0247c8d0cb26b78e66e553ec8097fd1b9f0d;hp=e05e094ea0105a9c2ce8e221cf95a1613d21074b;hpb=9cadc8ddfd0b4597daab0bceb6a80cdac4cfffb4;p=model-checker.git

diff --git a/common.cc b/common.cc
index e05e094..f4aa7ec 100644
--- a/common.cc
+++ b/common.cc
@@ -2,14 +2,21 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#include <model-assert.h>
+
 #include "common.h"
 #include "model.h"
+#include "stacktrace.h"
 
 #define MAX_TRACE_LEN 100
 
+#define CONFIG_STACKTRACE
 /** Print a backtrace of the current program state. */
 void print_trace(void)
 {
+#ifdef CONFIG_STACKTRACE
+	print_stacktrace(stdout);
+#else
 	void *array[MAX_TRACE_LEN];
 	char **strings;
 	int size, i;
@@ -23,6 +30,7 @@ void print_trace(void)
 		printf("\t%s\n", strings[i]);
 
 	free(strings);
+#endif /* CONFIG_STACKTRACE */
 }
 
 void model_print_summary(void)
@@ -34,3 +42,13 @@ void assert_hook(void)
 {
 	printf("Add breakpoint to line %u in file %s.\n",__LINE__,__FILE__);
 }
+
+void model_assert(bool expr, const char *file, int line)
+{
+	if (!expr) {
+		printf("  [BUG] Program has hit assertion in file %s at line %d\n",
+				file, line);
+		model->set_assert();
+		model->switch_to_master(NULL);
+	}
+}