1 files changed, 2 insertions, 0 deletions
diff --git a/include/system.h b/include/system.h
index 7428355..94d5a36 100644
--- a/include/system.h
+++ b/include/system.h
@@ -14,6 +14,8 @@
 #include <sys/wait.h>
 #include <sys/stat.h>
 
+#define OMC_SHELL_SAFE_RESTRICT ";&|()"
+
 struct Process {
     // Write stdout stream to file
     char f_stdout[PATH_MAX];