X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/d718a44cfeca2dca68d582b6242d832c4f8864ef..HEAD:/sixdegrees.c

diff --git a/sixdegrees.c b/sixdegrees.c
index 10b58d6..738f626 100644
--- 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();