in do_output(), fix an off-by-one error that allowed wrapping when we

inserted a tab, for Pico compatibility

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2489 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

diff --git a/ChangeLog b/ChangeLog
index 0726ba482977d77e6a8f2a340f1b5f0c477d0169..5ef478222e14c6ee87ab6dc6deaf4240b8a348bc 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -32,6 +32,9 @@ CVS code -
        - Replace a set_modified() with SET(MODIFIED) to avoid an
          unnecessary update, and remove an unneeded clearok(FALSE).
          (DLR)
+  do_output()
+       - Fix off-by-one error that allowed wrapping when we inserted a
+         tab, for Pico compatibility. (DLR)
 - utils.c:
   num_of_digits()
        - Use a size_t instead of an int, and rename to digits(). (DLR)

diff --git a/src/nano.c b/src/nano.c
index 137d0048d7300a99ba924638a80da8533bb8a6ae..01c475ecc679459fa26bf54b88abc50dbf20e756 100644 (file)
--- a/src/nano.c
+++ b/src/nano.c
@@ -3927,8 +3927,9 @@ void do_output(char *output, size_t output_len, bool allow_cntrls)
        do_right(FALSE);
 
 #ifndef DISABLE_WRAPPING
-       /* If we're wrapping text, we need to call edit_refresh(). */
-       if (!ISSET(NO_WRAP) && output[i] != '\t') {
+       /* If we're wrapping text and we didn't insert a tab, we need to
+        * call edit_refresh(). */
+       if (!ISSET(NO_WRAP) && output[i - 1] != '\t') {
            bool do_refresh_save = do_refresh;
 
            do_refresh = do_wrap(current);