From b05472eb9d05ac659c1657eefabdfc1aeed4e3bb Mon Sep 17 00:00:00 2001
From: "Carsten Haitzler (Rasterman)" <raster@rasterman.com>
Date: Thu, 8 Nov 2018 17:11:07 +0000
Subject: [PATCH] elm code - warn - explicit truncation via custom truncate
 func

---
 src/lib/elementary/elm_code_widget_selection.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/lib/elementary/elm_code_widget_selection.c b/src/lib/elementary/elm_code_widget_selection.c
index cf5f355009..31476ca4ad 100644
--- a/src/lib/elementary/elm_code_widget_selection.c
+++ b/src/lib/elementary/elm_code_widget_selection.c
@@ -202,6 +202,18 @@ _elm_code_widget_selection_delete_single(Elm_Code_Widget *widget, Elm_Code_Widge
    free(selection);
 }
 
+static void
+my_string_copy_truncate(char *dest, const char *src, size_t len)
+{
+   char *p;
+   for (p = dest; len > 0; p++, src++, len--)
+     {
+        *p = *src;
+        if (*src == 0) break;
+     }
+}
+
+
 static void
 _elm_code_widget_selection_delete_multi(Elm_Code_Widget *widget, Elm_Code_Widget_Data *pd)
 {
@@ -232,9 +244,11 @@ _elm_code_widget_selection_delete_multi(Elm_Code_Widget *widget, Elm_Code_Widget
    if (last_length > 0)
      {
         if (end == last_length)
-          strncpy(content + start, last + end, last_length - end);
+          my_string_copy_truncate(content + start, last + end,
+                                  last_length - end);
         else
-          strncpy(content + start, last + end + 1, last_length - (end + 1));
+          my_string_copy_truncate(content + start, last + end + 1,
+                                  last_length - (end + 1));
      }
 
    for (i = line->number; i > selection->start_line; i--)