From: Pieter Lexis <pieter.lexis@powerdns.com>
Date: Fri, 29 Apr 2016 15:14:25 +0000 (+0200)
Subject: Add --help and --version to dnswasher
X-Git-Tag: rec-4.0.0-alpha3~19^2~15
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3d414a24500610b54a0edebba73ac3658a516b6b;p=thirdparty%2Fpdns.git

Add --help and --version to dnswasher
---

diff --git a/pdns/dnswasher.cc b/pdns/dnswasher.cc
index d627e12681..c29c69d24e 100644
--- a/pdns/dnswasher.cc
+++ b/pdns/dnswasher.cc
@@ -60,13 +60,30 @@ private:
   uint32_t d_counter;
 };
 
+void usage() {
+  cerr<<"Syntax: dnswasher INFILE OUTFILE"<<endl;
+}
+
 int main(int argc, char** argv)
 try
 {
+  for (int i = 1; i < argc; i++) {
+    if ((string) argv[i] == "--help") {
+      usage();
+      exit(EXIT_SUCCESS);
+    }
+
+    if ((string) argv[i] == "--version") {
+      cerr<<"dnswasher "<<VERSION<<endl;
+      exit(EXIT_SUCCESS);
+    }
+  }
+
   if(argc!=3) {
-    cerr<<"Syntax: dnswasher infile outfile\n";
+    usage();
     exit(1);
   }
+
   PcapPacketReader pr(argv[1]);
   PcapPacketWriter pw(argv[2], pr);
   IPObfuscator ipo;