From 4e137ab35e549bf9eaf79bce0c7e9fcd1005f67c Mon Sep 17 00:00:00 2001
From: zawwz <zawz@hotmail.fr>
Date: Wed, 6 Jan 2021 10:07:04 +0100
Subject: [PATCH] Fix generate bug on empty commands

---
 src/generate.cpp | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/src/generate.cpp b/src/generate.cpp
index ee135ee..3355b91 100644
--- a/src/generate.cpp
+++ b/src/generate.cpp
@@ -316,18 +316,21 @@ std::string cmd::generate(int ind)
   for(auto it: var_assigns)
     ret += it.first + '=' + it.second->generate(ind) + ' ';
 
-  if(args==nullptr || args->size()<=0)
+  if(args!=nullptr && args->size()>0)
   {
-    ret.pop_back();
+    // command
+    ret += args->generate(ind);
+    // delete potential trailing space
+    if(ret[ret.size()-1] == ' ')
+      ret.pop_back();
+  }
+  else if(opt_minimize) // minimize: empty command: don't put redirects
+  {
+    if(ret.size()>0)
+      ret.pop_back();
     return ret;
   }
 
-  // command
-  ret += args->generate(ind);
-  // delete potential trailing space
-  if(ret[ret.size()-1] == ' ')
-    ret.pop_back();
-
   ret += generate_redirs(ind, ret);
   return ret;
 }