initial commit

Signed-off-by: Chloe M. <chloe@mirocom.org>

core/blobchain.c

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2026, Chloe M.
+ * Provided under the BSD-3 clause
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+#include "blobchain/common.h"
+
+static void
+help(void)
+{
+    printf("usage: ./blobchain <flags>\n");
+    printf("... [-h] Display this help menu\n");
+    printf("... [-v] Display the version\n");
+}
+
+static void
+version(void)
+{
+    printf("Version v%s\n", BLOBCHAIN_VERSION);
+}
+
+int
+main(int argc, char **argv)
+{
+    int opt;
+
+    if (argc < 2) {
+        printf("fatal: too few arguments!\n");
+        help();
+        return -1;
+    }
+
+    while ((opt = getopt(argc, argv, "hv")) != -1) {
+        switch (opt) {
+        case 'h':
+            help();
+            return -1;
+        case 'v':
+            version();
+            return -1;
+        }
+    }
+
+    return 0;
+}