From da45ad354996a31796282dcf7815b0e24676c709 Mon Sep 17 00:00:00 2001
From: Federico Kircheis <federico.kircheis@gmail.com>
Date: Fri, 2 Mar 2018 19:19:07 +0100
Subject: [PATCH] Reduce variable scope - doc/makedoc.c

---
 doc/makedoc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/doc/makedoc.c b/doc/makedoc.c
index 3046df957fa..02eecd059fb 100644
--- a/doc/makedoc.c
+++ b/doc/makedoc.c
@@ -905,7 +905,6 @@ static int handle_docline(char *l, FILE *out, int docstat)
     {
       bool output_dollar = false;
       char *ref = NULL;
-      char save;
 
       s++;
       if (*s == '$')
@@ -924,7 +923,7 @@ static int handle_docline(char *l, FILE *out, int docstat)
           s++;
 
         docstat = commit_buf(buf, &d, out, docstat);
-        save = *s;
+        const char save = *s;
         *s = '\0';
         print_ref(out, output_dollar, ref);
         *s = save;