Update Debian Vcs-* fields to point to git repository

[onak.git] / sixdegrees.c

diff --git a/sixdegrees.c b/sixdegrees.c
index 10b58d687f06dcc69b36b1ac522039836735590f..738f6264b6c1c17c8f1e959ceb27f4a805147181 100644 (file)
--- a/sixdegrees.c
+++ b/sixdegrees.c
@@ -1,13 +1,26 @@
 /*
  * sixdegrees.c - List the size of the six degrees of trust away from a key.
- * 
- * Jonathan McDowell <noodles@earth.li>
  *
- * Copyright 2001-2002 Project Purple.
+ * Copyright 2001-2002 Jonathan McDowell <noodles@earth.li>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
+#include <getopt.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "hash.h"
 #include "keydb.h"
@@ -121,13 +134,23 @@ void sixdegrees(uint64_t keyid)
 
 int main(int argc, char *argv[])
 {
+       int optchar;
+       char *configfile = NULL;
        uint64_t keyid = 0x2DA8B985;
 
-       if (argc == 2) {
-               keyid = strtoll(argv[1], NULL, 16);
+       while ((optchar = getopt(argc, argv, "c:")) != -1 ) {
+               switch (optchar) {
+               case 'c':
+                       configfile = strdup(optarg);
+                       break;
+               }
+       }
+
+       if (optind < argc) {
+               keyid = strtoll(argv[optind], NULL, 16);
        }
 
-       readconfig(NULL);
+       readconfig(configfile);
        initlogthing("sixdegrees", config.logfile);
        config.dbbackend->initdb(true);
        inithash();