From 4ad4d55fb0e64dee1b4b399f0e0ca505cff8f0fa Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Fri, 16 Sep 2022 17:34:29 +0200
Subject: Added getopt interface.

---
 rbmp.cpp | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/rbmp.cpp b/rbmp.cpp
index c34dce4..ce057a7 100644
--- a/rbmp.cpp
+++ b/rbmp.cpp
@@ -112,11 +112,29 @@ public:
   }
 };
 
-int main() {
+int main(int argc, char* argv[]) {
   unsigned n = 100;
   unsigned maxSteps = 1e8;
   double beliefThreshold = 1;
 
+  int opt;
+
+  while ((opt = getopt(argc, argv, "n:m:t:")) != -1) {
+    switch (opt) {
+    case 'n':
+      n = atoi(optarg);
+      break;
+    case 'm':
+      maxSteps = (unsigned)atof(optarg);
+      break;
+    case 't':
+      beliefThreshold = atof(optarg);
+      break;
+    default:
+      exit(1);
+    }
+  }
+
   Rng r;
   Graph G(n, r);
 
-- 
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