VI and CLE: Fix lots of typos in comments

system/cle/cle.c

@@ -212,7 +212,7 @@ static const char g_fmtcursorpos[] = VT100_FMT_CURSORPOS;
  * Name: cle_write
  *
  * Description:
- *   Write a sequence of bytes to the console device (stdout, fd = 1).
+ *   Write a sequence of bytes to the console output device.
  *
  ****************************************************************************/
 
@@ -224,8 +224,8 @@ static void cle_write(FAR struct cle_s *priv, FAR const char *buffer,
 
   //clevdbg("buffer=%p buflen=%d\n", buffer, (int)buflen);
 
-  /* Loop until all bytes have been successuflly written (or until a
+  /* Loop until all bytes have been successfully written (or until a
-   * un-recoverable error is encountered)
+   * unrecoverable error is encountered)
    */
 
   do
@@ -266,7 +266,7 @@ static void cle_write(FAR struct cle_s *priv, FAR const char *buffer,
  * Name: cle_putch
  *
  * Description:
- *   Write a single character to the console device.
+ *   Write a single character to the console output device.
  *
  ****************************************************************************/
 
@@ -279,7 +279,7 @@ static void cle_putch(FAR struct cle_s *priv, char ch)
  * Name: cle_getch
  *
  * Description:
- *   Get a single character from the console device (stdin, fd = 0).
+ *   Get a single character from the console input device.
  *
  ****************************************************************************/
 
@@ -531,7 +531,7 @@ static void cle_clrtoeol(FAR struct cle_s *priv)
  *
  * Description:
  *   Make space for new text of size 'increment' at the specified cursor
- *   position.  This function will not allow text grow beyound (linelen - 1)
+ *   position.  This function will not allow text grow beyond ('linelen' - 1)
  *   in size.
  *
  ****************************************************************************/
@@ -618,8 +618,7 @@ static void cle_closetext(FAR struct cle_s *priv, uint16_t pos, uint16_t size)
  *
  * Description:
  *   Update the display based on the last operation.  This function is
- *   called at the beginning of the processing loop in Command and Insert
+ *   called at the beginning of the editor loop.
- *   modes (and also in the continuous replace mode).
  *
  ****************************************************************************/
 
@@ -848,7 +847,7 @@ static int cle_editloop(FAR struct cle_s *priv)
 #endif
 
 #ifdef CONFIG_EOL_IS_EITHER_CRLF
-        case '\r': /* Ether CR or LF terminates line */
+        case '\r': /* Either CR or LF terminates line */
         case '\n':
           {
             return OK;

system/vi/vi.c

@@ -467,8 +467,8 @@ static void vi_write(FAR struct vi_s *vi, FAR const char *buffer,
 
   //vivdbg("buffer=%p buflen=%d\n", buffer, (int)buflen);
 
-  /* Loop until all bytes have been successuflly written (or until a
+  /* Loop until all bytes have been successfully written (or until a
-   * un-recoverable error is encountered)
+   * unrecoverable error is encountered)
    */
 
   do
@@ -1353,7 +1353,8 @@ static void vi_exitsubmode(FAR struct vi_s *vi, uint8_t mode)
  *
  * Description:
  *   Based on the position of the cursor in the text buffer, determine the
- *   horizontal display cursor position, performing TAB expansion as necessary.
+ *   horizontal display cursor position, performing TAB expansion as
+ *   necessary.
  *
  ****************************************************************************/
 
@@ -1913,7 +1914,7 @@ static void vi_delbackward(FAR struct vi_s *vi)
  * Name: vi_linerange
  *
  * Description:
- *   Return the start and end positions for N lines int the text buffer,
+ *   Return the start and end positions for N lines in the text buffer,
  *   beginning at the current line.  This is logic common to yanking and
  *   deleting lines.
  *
@@ -2864,7 +2865,7 @@ static void vi_cmd_submode(FAR struct vi_s *vi)
 #endif
 
 #ifdef CONFIG_EOL_IS_EITHER_CRLF
-          case '\r': /* Ether CR or LF terminates line */
+          case '\r': /* Either CR or LF terminates line */
           case '\n':
             {
               vi_parsecolon(vi);
@@ -3059,7 +3060,7 @@ static void vi_find_submode(FAR struct vi_s *vi)
 #endif
 
 #ifdef CONFIG_EOL_IS_EITHER_CRLF
-          case '\r': /* Ether CR or LF terminates line */
+          case '\r': /* Either CR or LF terminates line */
           case '\n':
             {
               vi_parsefind(vi);
@@ -3201,7 +3202,7 @@ static void vi_replacech_submode(FAR struct vi_s *vi)
 #endif
 
 #ifdef CONFIG_EOL_IS_EITHER_CRLF
-          case '\r': /* Ether CR or LF terminates line */
+          case '\r': /* Either CR or LF terminates line */
           case '\n':
             {
               ch = '\n';
@@ -3355,7 +3356,7 @@ static void vi_insert_mode(FAR struct vi_s *vi)
 #endif
 
 #ifdef CONFIG_EOL_IS_EITHER_CRLF
-          case '\r': /* Ether CR or LF terminates line */
+          case '\r': /* Either CR or LF terminates line */
           case '\n':
             {
               vi_insertch(vi, '\n');
@@ -3465,7 +3466,7 @@ static void vi_replace_mode(FAR struct vi_s *vi)
 #endif
 
 #ifdef CONFIG_EOL_IS_EITHER_CRLF
-          case '\r': /* Ether CR or LF terminates line */
+          case '\r': /* Either CR or LF terminates line */
           case '\n':
             {
               vi_replacech(vi, '\n');