it helps to add the actual code for logging

src/glog.c

@@ -0,0 +1,29 @@
+#include <stdio.h>
+#include <time.h>
+
+int glog(char *s) {
+    time_t timer;
+    char buffer[26];
+    struct tm* tm_info;
+
+    time(&timer);
+    tm_info = localtime(&timer);
+
+    strftime(buffer, 26, "%Y-%m-%d %H:%M:%S", tm_info);
+    printf("%s - %s\n", buffer, s);
+
+    return 0;
+}
+
+// only print partial, interim solution for not supporting printf style calling
+void gloghead() {
+    time_t timer;
+    char buffer[26];
+    struct tm* tm_info;
+
+    time(&timer);
+    tm_info = localtime(&timer);
+
+    strftime(buffer, 26, "%Y-%m-%d %H:%M:%S", tm_info);
+    printf("%s - ", buffer);
+}

src/glog.h

@@ -0,0 +1,2 @@
+int glog(char *s);
+void gloghead();