char *key = bprintf("%.*s", (int) (eq - argv[i+1]), argv[i+1]);
xbt_dict_set(env, key, xbt_strdup(eq + 1), xbt_free_f);
XBT_INFO("setting environment variable '%s' to '%s'", key, eq+1);
char *key = bprintf("%.*s", (int) (eq - argv[i+1]), argv[i+1]);
xbt_dict_set(env, key, xbt_strdup(eq + 1), xbt_free_f);
XBT_INFO("setting environment variable '%s' to '%s'", key, eq+1);