From 46145fa9752f6db1684492ccee4103978e960d88 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Sun, 20 May 2018 16:27:44 -0400
Subject: [PATCH] write fewer spaces to C file

---
 src/main.cc | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/main.cc b/src/main.cc
index e7835d7..2863ef8 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -43,19 +43,18 @@ bool preprocess(const char * input_fname)
 
 void write_node(FILE * file, Node * node)
 {
+    static bool write_space = false;
     switch (node->type)
     {
     case NODE_TYPE_LIST:
         {
-            bool space = false;
             for (auto subnode : *node->list)
             {
-                if (space)
+                if (write_space)
                 {
                     fprintf(file, " ");
                 }
                 write_node(file, subnode);
-                space = true;
             }
         }
         break;
@@ -64,6 +63,11 @@ void write_node(FILE * file, Node * node)
         if (*node->token.text == ";")
         {
             fprintf(file, "\n");
+            write_space = false;
+        }
+        else
+        {
+            write_space = true;
         }
         break;
     }