From e62f3eee1db72a16874c0196e9e40db79693374c Mon Sep 17 00:00:00 2001
From: Andrea Marini <andrea.marini@cern.ch>
Date: Wed, 25 Sep 2024 14:30:23 +0200
Subject: [PATCH] 14x comb2023 (#1006)

* silencing ZZ complains

* silencing ZZ complains on Asimov

* trying to dup the file descriptors. this should work on condor and on local.
---
 src/CachingNLL.cc      | 6 +++++-
 src/ToyMCSamplerOpt.cc | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/CachingNLL.cc b/src/CachingNLL.cc
index d7ce0411570..04e91c4eca4 100644
--- a/src/CachingNLL.cc
+++ b/src/CachingNLL.cc
@@ -638,9 +638,13 @@ cacheutils::CachingAddNLL::evaluate() const
         }
         // get vals
         //std::cout<<"Silence is gold!"<<std::endl;
+        int stdout_fd = dup(STDOUT_FILENO);
         freopen("/dev/null", "w", stdout); // (bad) Fix RooFit warnings: [#0] WARNING:Eval -- Evaluating RooAddPdf without a defined normalization set.
         const std::vector<Double_t> &pdfvals = itp->eval(*data_);
-        freopen("/dev/tty", "w", stdout); 
+        //freopen("/dev/tty", "w", stdout); 
+        dup2(stdout_fd, STDOUT_FILENO);
+        stdout = fdopen(stdout_fd, "w");
+        close(stdout_fd);
         //std::cout<<"I am alive!"<<std::endl;
         if (basicIntegrals_) {
             double integral = (binWidths_.size() > 1) ? 
diff --git a/src/ToyMCSamplerOpt.cc b/src/ToyMCSamplerOpt.cc
index a411599f606..20a6db9a6f8 100644
--- a/src/ToyMCSamplerOpt.cc
+++ b/src/ToyMCSamplerOpt.cc
@@ -204,6 +204,7 @@ toymcoptutils::SinglePdfGenInfo::generateWithHisto(RooRealVar *&weightVar, bool
     RooCmdArg ay = (y ? RooFit::YVar(*y) : RooCmdArg::none());
     RooCmdArg az = (z ? RooFit::ZVar(*z) : RooCmdArg::none());
 
+    int stdout_fd = dup(STDOUT_FILENO);
     freopen("/dev/null", "w", stdout); // AMARINI
     if (histoSpec_ == 0) {
         histoSpec_ = pdf_->createHistogram("htemp", *x, ay, az); 
@@ -266,7 +267,10 @@ toymcoptutils::SinglePdfGenInfo::generateWithHisto(RooRealVar *&weightVar, bool
     if (!keepHistoSpec_) { delete histoSpec_; histoSpec_ = 0; }
     //std::cout << "Asimov dataset generated from " << pdf_->GetName() << " (sumw? " << data->sumEntries() << ", expected events " << expectedEvents << ")" << std::endl;
     //utils::printRDH(data);
-    freopen("/dev/tty", "w", stdout); 
+    //freopen("/dev/tty", "w", stdout); 
+    dup2(stdout_fd, STDOUT_FILENO);
+    stdout = fdopen(stdout_fd, "w");
+    close(stdout_fd);
     return data;
 }