finished the command line parser

main.c

@@ -23,13 +23,27 @@ static struct fuse_operations fs_oper = {
     .read		= fs_read,
 };
 
+static void fs_usage()
+{
+    fprintf(stderr,
+            "usage:  mount-http-dir [options] URL mount_point\n");
+    abort();
+}
 
 int main(int argc, char **argv) {
-    network_init("http://127.0.0.1/~fangfufu/");
+    /*
+     * Copied from:
+     * https://www.cs.nmsu.edu/~pfeiffer/fuse-tutorial/src/bbfs.c
+     */
+    if ((argc < 3) || (argv[argc-2][0] == '-') || (argv[argc-1][0] == '-')) {
+        fs_usage();
+    }
 
-//     return fuse_main(argc - 1, argv + 1, &fs_oper, NULL);
+    network_init(argv[argc-2]);
+    argv[argc-2] = argv[argc-1];
+    argv[argc-1] = NULL;
+    argc--;
     return fuse_main(argc, argv, &fs_oper, NULL);
-    return 0;
 }
 
 /** \brief return the attributes for a single file indicated by path */

network.c

@@ -65,8 +65,10 @@ static char *url_append(const char *url, const char *sublink)
 }
 
 /* This is the single thread version */
+#pragma GCC diagnostic ignored "-Wunused-function"
 static void do_transfer(CURL *curl)
 {
+#pragma GCC diagnostic ignored "-Wformat"
     fprintf(stderr, "do_transfer(): handle %x\n", curl);
     fflush(stderr);
     CURLcode res = curl_easy_perform(curl);
@@ -80,6 +82,7 @@ static void do_transfer(CURL *curl)
 }
 
 /* This is the version that uses curl multi handle */
+#pragma GCC diagnostic ignored "-Wunused-function"
 static void do_transfer_(CURL *curl)
 {
     /* Add the transfer handle */
@@ -171,9 +174,9 @@ WriteMemoryCallback(void *contents, size_t size, size_t nmemb, void *userp)
 void network_init(const char *url)
 {
     curl_global_init(CURL_GLOBAL_ALL);
-//     curl_multi = curl_multi_init();
-//     curl_multi_setopt(curl_multi, CURLMOPT_MAXCONNECTS,
-//                       (long)NETWORK_MAXIMUM_CONNECTION);
+    curl_multi = curl_multi_init();
+    curl_multi_setopt(curl_multi, CURLMOPT_MAXCONNECTS,
+                      (long)NETWORK_MAXIMUM_CONNECTION);
     ROOT_LINK_TBL = LinkTable_new(url);
 }