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ash: fix TMOUT not restoring tty attributes

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function                                             old     new   delta
pgetc                                                420     500     +80
readtoken1                                          3202    3239     +37
read_line_input                                     3316    3337     +21
udhcpc_main                                         2610    2630     +20
file_get                                             266     272      +6
expandarg                                            958     963      +5
localcmd                                             257     259      +2
addLines                                              85      87      +2
read_line                                             94      95      +1
ed_main                                             2540    2541      +1
timed_out                                              1       -      -1
lineedit_read_key                                    256     255      -1
alrm_sighandler                                       44       -     -44
cmdloop                                              539     434    -105
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 10/2 up/down: 175/-151)          Total: 24 bytes
   text    data     bss     dec     hex filename
 887379     936   17200  905515   dd12b busybox_old
 887411     936   17192  905539   dd143 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2011-02-08 05:07:02 +01:00
parent dd807c16f9
commit 66c5b12dbf
6 changed files with 39 additions and 61 deletions
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6
editors/ed.c
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@@ -129,7 +129,7 @@ static void doCommands(void)
* 0 on ctrl-C,
* >0 length of input string, including terminating '\n'
*/
len = read_line_input(": ", buf, sizeof(buf), NULL);
len = read_line_input(NULL, ": ", buf, sizeof(buf), /*timeout*/ -1);
if (len <= 0)
return;
endbuf = &buf[len - 1];
@@ -227,7 +227,7 @@ static void doCommands(void)
}
if (!dirty)
return;
len = read_line_input("Really quit? ", buf, 16, NULL);
len = read_line_input(NULL, "Really quit? ", buf, 16, /*timeout*/ -1);
/* read error/EOF - no way to continue */
if (len < 0)
return;
@@ -541,7 +541,7 @@ static void addLines(int num)
* 0 on ctrl-C,
* >0 length of input string, including terminating '\n'
*/
len = read_line_input("", buf, sizeof(buf), NULL);
len = read_line_input(NULL, "", buf, sizeof(buf), /*timeout*/ -1);
if (len <= 0) {
/* Previously, ctrl-C was exiting to shell.
* Now we exit to ed prompt. Is in important? */