Fix broken DOS and Windows compiles.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@703 c06c8d41-db1a-0410-9941-cceddc491573

4 files changed, 20 insertions, 0 deletions

diff --git a/crawl-ref/source/libdos.cc b/crawl-ref/source/libdos.cc
index 86c7aec1b6..b105896ba9 100644
--- a/crawl-ref/source/libdos.cc
+++ b/crawl-ref/source/libdos.cc
@@ -33,3 +33,12 @@ bool is_cursor_enabled()
 {
     return (cursor_is_enabled);
 }
+
+// This will force the cursor down to the next line.
+void clear_to_end_of_line()
+{
+    const int pos = wherex();
+    const int cols = get_number_of_cols();
+    if (pos <= cols)
+        cprintf("%*s", cols - pos + 1, "");
+}
diff --git a/crawl-ref/source/libdos.h b/crawl-ref/source/libdos.h
index b6fd3d6c05..72872acdd5 100644
--- a/crawl-ref/source/libdos.h
+++ b/crawl-ref/source/libdos.h
@@ -7,5 +7,6 @@ inline void enable_smart_cursor(bool ) { }
 inline bool is_smart_cursor_enabled()  { return (false); }
 void set_cursor_enabled(bool enabled);
 bool is_cursor_enabled();
+void clear_to_end_of_line();
 
 #endif
diff --git a/crawl-ref/source/libw32c.cc b/crawl-ref/source/libw32c.cc
index 09501eb5bd..7dc5b696e3 100644
--- a/crawl-ref/source/libw32c.cc
+++ b/crawl-ref/source/libw32c.cc
@@ -463,6 +463,15 @@ void _setcursortype_internal(bool curstype)
        gotoxy(cx+1, cy+1);
 }
 
+// This will force the cursor down to the next line.
+void clear_to_end_of_line()
+{
+    const int pos = wherex();
+    const int cols = get_number_of_cols();
+    if (pos <= cols)
+        cprintf("%*s", cols - pos + 1, "");
+}
+
 void clrscr(void)
 {
    int x,y;
diff --git a/crawl-ref/source/libw32c.h b/crawl-ref/source/libw32c.h
index e4efd254c1..758b854e9e 100644
--- a/crawl-ref/source/libw32c.h
+++ b/crawl-ref/source/libw32c.h
@@ -22,6 +22,7 @@ void set_cursor_enabled(bool enabled);
 bool is_cursor_enabled();
 
 void clrscr(void);
+void clear_to_end_of_line();
 void gotoxy(int x, int y);
 void textcolor(int c);
 void textattr(int c);