Changeset c8bf88d in mainline for kernel/generic/src/console/kconsole.c

Timestamp:

2009-04-03T15:52:14Z (15 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade

Children:

a7b1071

Parents:

2398ee9

Message:

represent special keystrokes (cursor arrows, page up/down, delete, etc.) as appropriate Unicode characters
do not parse ANSI control sequences in kconsole, but in serial line driver

File:

• kernel/generic/src/console/kconsole.c (modified) (2 diffs)

kernel/generic/src/console/kconsole.c

@@ -260 +260 @@
                         
                         if (wstr_remove(current, position - 1)) {
+                                position--;
                                 putchar('\b');
-                                printf("%ls", current + position);
-                                position--;
-                                print_cc('\b', wstr_length(current) - position);
+                                printf("%ls ", current + position);
+                                print_cc('\b', wstr_length(current) - position + 1);
                                 continue;
                         }
@@ -334 +334 @@
                 }
                 
-                if (ch == 0x1b) {
-                        /* Special command */
-                        wchar_t mod = _getc(indev);
-                        wchar_t ch = _getc(indev);
-                        
-                        if ((mod != 0x5b) && (mod != 0x4f))
+                if (ch == U_LEFT_ARROW) {
+                        /* Left */
+                        if (position > 0) {
+                                putchar('\b');
+                                position--;
+                        }
+                        continue;
+                }
+                
+                if (ch == U_RIGHT_ARROW) {
+                        /* Right */
+                        if (position < wstr_length(current)) {
+                                putchar(current[position]);
+                                position++;
+                        }
+                        continue;
+                }
+                
+                if ((ch == U_UP_ARROW) || (ch == U_DOWN_ARROW)) {
+                        /* Up, down */
+                        print_cc('\b', position);
+                        print_cc(' ', wstr_length(current));
+                        print_cc('\b', wstr_length(current));
+                        
+                        if (ch == U_UP_ARROW) {
+                                /* Up */
+                                if (history_pos == 0)
+                                        history_pos = KCONSOLE_HISTORY - 1;
+                                else
+                                        history_pos--;
+                        } else {
+                                /* Down */
+                                history_pos++;
+                                history_pos = history_pos % KCONSOLE_HISTORY;
+                        }
+                        current = history[history_pos];
+                        printf("%ls", current);
+                        position = wstr_length(current);
+                        continue;
+                }
+                
+                if (ch == U_HOME_ARROW) {
+                        /* Home */
+                        print_cc('\b', position);
+                        position = 0;
+                        continue;
+                }
+                
+                if (ch == U_END_ARROW) {
+                        /* End */
+                        printf("%ls", current + position);
+                        position = wstr_length(current);
+                        continue;
+                }
+                
+                if (ch == U_DELETE) {
+                        /* Delete */
+                        if (position == wstr_length(current))
                                 continue;
                         
-                        if ((ch == 0x33) && (_getc(indev) == 0x7e)) {
-                                /* Delete */
-                                if (position == wstr_length(current))
-                                        continue;
-                                
-                                if (wstr_remove(current, position)) {
-                                        putchar('\b');
-                                        printf("%ls", current + position);
-                                        position--;
-                                        print_cc('\b', wstr_length(current) - position);
-                                }
-                        } else if (ch == 0x48) {
-                                /* Home */
-                                print_cc('\b', position);
-                                position = 0;
-                        } else if (ch == 0x46) {
-                                /* End */
-                                printf("%ls", current + position);
-                                position = wstr_length(current);
-                        } else if (ch == 0x44) {
-                                /* Left */
-                                if (position > 0) {
-                                        putchar('\b');
-                                        position--;
-                                }
-                        } else if (ch == 0x43) {
-                                /* Right */
-                                if (position < wstr_length(current)) {
-                                        putchar(current[position]);
-                                        position++;
-                                }
-                        } else if ((ch == 0x41) || (ch == 0x42)) {
-                                /* Up, down */
-                                print_cc('\b', position);
-                                print_cc(' ', wstr_length(current));
-                                print_cc('\b', wstr_length(current));
-                                
-                                if (ch == 0x41) {
-                                        /* Up */
-                                        if (history_pos == 0)
-                                                history_pos = KCONSOLE_HISTORY - 1;
-                                        else
-                                                history_pos--;
-                                } else {
-                                        /* Down */
-                                        history_pos++;
-                                        history_pos = history_pos % KCONSOLE_HISTORY;
-                                }
-                                current = history[history_pos];
-                                printf("%ls", current);
-                                position = wstr_length(current);
+                        if (wstr_remove(current, position)) {
+                                printf("%ls ", current + position);
+                                print_cc('\b', wstr_length(current) - position + 1);
                         }
                         continue;