* oneright oneleft cursor_down cursor_up
*
* Move one char {right,left,down,up}.
- * Doesn't move onto the NUL past the end of the line.
+ * Doesn't move onto the NUL past the end of the line, unless it is allowed.
* Return OK when successful, FAIL when we hit a line of file boundary.
*/
oneright()
{
char_u *ptr;
-#ifdef FEAT_MBYTE
int l;
-#endif
#ifdef FEAT_VIRTUALEDIT
if (virtual_active())
/* Adjust for multi-wide char (excluding TAB) */
ptr = ml_get_cursor();
coladvance(getviscol() + ((*ptr != TAB && vim_isprintc(
-#ifdef FEAT_MBYTE
+# ifdef FEAT_MBYTE
(*mb_ptr2char)(ptr)
-#else
+# else
*ptr
-#endif
+# endif
))
? ptr2cells(ptr) : 1));
curwin->w_set_curswant = TRUE;
#endif
ptr = ml_get_cursor();
+ if (*ptr == NUL)
+ return FAIL; /* already at the very end */
+
#ifdef FEAT_MBYTE
- if (has_mbyte && (l = (*mb_ptr2len)(ptr)) > 1)
- {
- /* The character under the cursor is a multi-byte character, move
- * several bytes right, but don't end up on the NUL. */
- if (ptr[l] == NUL)
- return FAIL;
- curwin->w_cursor.col += l;
- }
+ if (has_mbyte)
+ l = (*mb_ptr2len)(ptr);
else
#endif
- {
- if (*ptr++ == NUL || *ptr == NUL)
- return FAIL;
- ++curwin->w_cursor.col;
- }
+ l = 1;
+
+ /* move "l" bytes right, but don't end up on the NUL, unless 'virtualedit'
+ * contains "onemore". */
+ if (ptr[l] == NUL
+#ifdef FEAT_VIRTUALEDIT
+ && (ve_flags & VE_ONEMORE) == 0
+#endif
+ )
+ return FAIL;
+ curwin->w_cursor.col += l;
curwin->w_set_curswant = TRUE;
return OK;
/* If the cursor is past the end of the line put it at the end. */
if (gchar_cursor() == NUL
&& curwin->w_cursor.col > 0
+#ifdef FEAT_VIRTUALEDIT
+ && (ve_flags & VE_ONEMORE) == 0
+#endif
&& !(restart_edit || (State & INSERT)))
{
/* Put the cursor on the last character in the line. */
EXTERN char_u *p_ve; /* 'virtualedit' */
EXTERN unsigned ve_flags;
# ifdef IN_OPTION_C
-static char *(p_ve_values[]) = {"block", "insert", "all", NULL};
+static char *(p_ve_values[]) = {"block", "insert", "all", "onemore", NULL};
# endif
# define VE_BLOCK 5 /* includes "all" */
# define VE_INSERT 6 /* includes "all" */
# define VE_ALL 4
+# define VE_ONEMORE 8
#endif
EXTERN long p_verbose; /* 'verbose' */
EXTERN char_u *p_vfile; /* 'verbosefile' */