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reset: call "stty sane". Closes bug 1414.

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reset_main                                            26      59     +33
static.args                                            -      12     +12
This commit is contained in:
Denis Vlasenko 2008-02-26 15:33:10 +00:00
parent d686482d05
commit d4f0b9476a
1 changed files with 21 additions and 4 deletions
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25
console-tools/reset.c
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@ -8,14 +8,25 @@
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details. * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/ */
/* no options, no getopt */
#include "libbb.h" #include "libbb.h"
/* BTW, which "standard" package has this utility? It doesn't seem
* to be ncurses, coreutils, console-tools... then what? */
#if ENABLE_STTY
int stty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
#endif
int reset_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int reset_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int reset_main(int argc, char **argv) int reset_main(int argc, char **argv)
{ {
if (isatty(1)) { static const char *const args[] = {
"stty", "sane", NULL
};
/* no options, no getopt */
if (isatty(0) && isatty(1)) {
/* See 'man 4 console_codes' for details: /* See 'man 4 console_codes' for details:
* "ESC c" -- Reset * "ESC c" -- Reset
* "ESC ( K" -- Select user mapping * "ESC ( K" -- Select user mapping
@ -24,7 +35,13 @@ int reset_main(int argc, char **argv)
* "ESC [ ? 25 h" -- Make cursor visible. * "ESC [ ? 25 h" -- Make cursor visible.
*/ */
printf("\033c\033(K\033[J\033[0m\033[?25h"); printf("\033c\033(K\033[J\033[0m\033[?25h");
/* http://bugs.busybox.net/view.php?id=1414:
* people want it to reset echo etc: */
#if ENABLE_STTY
return stty_main(2, (char**)args);
#else
execvp("stty", args);
#endif
} }
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }