Backport r10443: generalized way of dealing with "disconnect at --more--"

hacks.


git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/branches/stone_soup-0.5@10444 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 9 insertions, 0 deletions

diff --git a/crawl-ref/source/cio.cc b/crawl-ref/source/cio.cc
index b9ff80c25f..b3382bf6fc 100644
--- a/crawl-ref/source/cio.cc
+++ b/crawl-ref/source/cio.cc
@@ -426,6 +426,15 @@ int line_reader::read_line(bool clear_previous)
     {
         int ch = getchm(c_getch);
 
+#if defined(USE_UNIX_SIGNALS) && defined(SIGHUP_SAVE) && defined(USE_CURSES)
+        // Don't return a partial string if a HUP signal interrupted things
+        if (crawl_state.seen_hups)
+        {
+            buffer[0] = '\0';
+            return (0);
+        }
+#endif
+
         if (keyfn)
         {
             int whattodo = (*keyfn)(ch);