From a6bffeffcba196caa389b69dc2f5041f40004141 Mon Sep 17 00:00:00 2001
From: Ian Reed <ireed3597@protonmail.com>
Date: Sat, 4 Nov 2023 10:50:36 -0700
Subject: [PATCH] Updates to local path creation

---
 rapido/src/hepcli.cc | 17 +++++++++++++++++
 rapido/src/hepcli.h  |  4 ++++
 2 files changed, 21 insertions(+)

diff --git a/rapido/src/hepcli.cc b/rapido/src/hepcli.cc
index 17299aa..0644cbd 100644
--- a/rapido/src/hepcli.cc
+++ b/rapido/src/hepcli.cc
@@ -117,6 +117,23 @@ void HEPCLI::parse(int argc, char** argv)
     is_signal = is_signal_flag;
     debug = debug_flag;
 
+    // Make local directories as needed for the output
+    std::vector<std::string> sub_dirs;
+    size_t start = 0;
+    size_t end;
+
+    while ((end = output_dir.find('/',start)) != std::string::npos)
+    {
+        sub_dirs.push_back(output_dir.substr(0,end));
+        start = end + 1;
+    }
+    sub_dirs.push_back(output_dir);
+
+    for (const std::string& sub_dir : sub_dirs)
+    {
+        mkdir(sub_dir.c_str(), 0777);
+    }
+
     // Read all non-optioned arguments as input file paths
     int n_input_files = 0;
     input_tchain = new TChain(input_ttree.c_str());
diff --git a/rapido/src/hepcli.h b/rapido/src/hepcli.h
index b642683..5d42a9d 100644
--- a/rapido/src/hepcli.h
+++ b/rapido/src/hepcli.h
@@ -7,6 +7,10 @@
 #include <stdlib.h>
 #include <getopt.h>
 
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <vector>
+
 #include "TChain.h"
 
 /**