From 469066a924e0e3814ba5ffcf40d9cd46cb3eb7fc Mon Sep 17 00:00:00 2001
From: "Michael D. Lowis" <mike@mdlowis.com>
Date: Thu, 17 Nov 2016 21:23:49 -0500
Subject: [PATCH] Fixed an issue with drawing non ascii runes causing infinite
 loop

---
 inc/stdc.h | 3 +++
 xedit.c    | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/inc/stdc.h b/inc/stdc.h
index 29b8947..cbbcd57 100644
--- a/inc/stdc.h
+++ b/inc/stdc.h
@@ -147,6 +147,9 @@ static inline char* _getopt_(int* p_argc, char*** p_argv) {
 
 /* Error Handling
  *****************************************************************************/
+#define trace() \
+    fprintf(stderr, "%s:%d\n", __FILE__, __LINE__)
+
 #ifdef NDEBUG
     #define debug(msg, ...) \
         ((void)0)
diff --git a/xedit.c b/xedit.c
index 44ded47..7473fb1 100644
--- a/xedit.c
+++ b/xedit.c
@@ -291,7 +291,7 @@ static void draw_runes(size_t x, size_t y, int fg, int bg, UGlyph* glyphs, size_
 static void draw_glyphs(size_t x, size_t y, UGlyph* glyphs, size_t rlen, size_t ncols) {
     XGlyphSpec specs[rlen];
     size_t i = 0;
-    while (rlen) {
+    while (rlen && i < ncols) {
         int numspecs = 0;
         uint32_t attr = glyphs[i].attr;
         while (i < ncols && glyphs[i].attr == attr) {
-- 
2.52.0