[bug #51376] Bug in the request "itc"; makes request "it" behave the same way

[Bjarni Ingi Gislason]

Follow-up Comment #1, bug #51376 (project groff):

  The following patch eliminated the symptoms from the test case:


>From dd44550852361e8e35e6cb49e416956253eb39a7 Mon Sep 17 00:00:00 2001
From: Bjarni Ingi Gislason <address@hidden>
Date: Fri, 14 Jul 2017 13:34:57 +0000
Subject: [PATCH] env.cpp: Restore input_trap state to normal when '.it' is
 called

  Otherwise the request '.itc' lets all later uses of '.it' behave the same
way as itself.

Signed-off-by: Bjarni Ingi Gislason <address@hidden>
---
 src/roff/troff/env.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/roff/troff/env.cpp b/src/roff/troff/env.cpp
index 2c82c568..f242d4ee 100644
--- a/src/roff/troff/env.cpp
+++ b/src/roff/troff/env.cpp
@@ -2508,6 +2508,8 @@ void do_input_trap(int continued)
   curenv->input_trap_count = 0;
   if (continued)
     curenv->continued_input_trap = 1;
+  else
+    curenv->continued_input_trap = 0;
   int n;
   if (has_arg() && get_integer(&n)) {
     if (n <= 0)
-- 
2.13.2



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