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consolidate ESC sequences

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function                                             old     new   delta
bell                                                   2       -      -2
CMdown                                                 2       -      -2
Ceos                                                   4       -      -4
Ceol                                                   4       -      -4
CMup                                                   4       -      -4
SOs                                                    5       -      -5
SOn                                                    5       -      -5
CMrc                                                   9       -      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-05-16 23:42:13 +02:00
parent 26e2c1db0d
commit d9a3e89f50
8 changed files with 29 additions and 27 deletions
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3
console-tools/clear.c
View File

@@ -15,5 +15,6 @@
int clear_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int clear_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
return printf("\033[H\033[J") != 6;
/* home; clear to the end of screen */
return printf("\033[H""\033[J") != 6;
}

10
console-tools/reset.c
View File

@@ -28,11 +28,11 @@ int reset_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
if (isatty(STDIN_FILENO) && isatty(STDOUT_FILENO)) {
/* See 'man 4 console_codes' for details:
* "ESC c" -- Reset
* "ESC ( K" -- Select user mapping
* "ESC [ J" -- Erase display
* "ESC [ 0 m" -- Reset all display attributes
* "ESC [ ? 25 h" -- Make cursor visible.
* "ESC c" -- Reset
* "ESC ( K" -- Select user mapping
* "ESC [ J" -- Erase to the end of screen
* "ESC [ 0 m" -- Reset all display attributes
* "ESC [ ? 25 h" -- Make cursor visible
*/
printf("\033c\033(K\033[J\033[0m\033[?25h");
/* http://bugs.busybox.net/view.php?id=1414: