--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jupyter_CbC_kernel/resources/master.c	Sat Jun 23 16:11:53 2018 +0900
@@ -0,0 +1,31 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <dlfcn.h>
+
+typedef int (*main_t)(int, char **, char **);
+
+int main(int argc, char **argv, char **envp)
+{
+    char *error = NULL;
+
+    setbuf(stdout, NULL);
+    setbuf(stderr, NULL);
+    if (argc < 2) {
+        fprintf(stderr, "USAGE: %s PROGRAM\nWhere PROGRAM is the user's program to supervise\n", argv[0]);
+        return EXIT_FAILURE;
+    }
+    void *userhandle = dlopen(argv[1], RTLD_LAZY);
+    if (userhandle == NULL) {
+        fprintf(stderr, "%s: %s\n", argv[0], dlerror());
+        return EXIT_FAILURE;
+    }
+    dlerror();
+    main_t usermain = dlsym(userhandle, "main");
+    if ((error = dlerror()) != NULL) {
+        fprintf(stderr, "%s: %s\n", argv[0], error);
+        return EXIT_FAILURE;
+    }
+
+    /* Call Users main, but make master.c invisible by removing first argument */
+    return usermain(argc-1, argv+1, envp);
+}