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find_stray_communal_vars: script which finds communal variables

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resize: remove globals var
mdev: remove globals var
This commit is contained in:
Denis Vlasenko 2007-06-03 22:30:22 +00:00
parent dd6e1f0deb
commit 4e5f82c76f
4 changed files with 25 additions and 18 deletions
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11
console-tools/resize.c
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@ -11,16 +11,15 @@
#define ESC "\033"
struct termios old;
#define old_termios (*(struct termios*)&bb_common_bufsiz1)
static void
onintr(int sig ATTRIBUTE_UNUSED)
{
tcsetattr(STDERR_FILENO, TCSANOW, &old);
tcsetattr(STDERR_FILENO, TCSANOW, &old_termios);
exit(1);
}
int resize_main(int argc, char **argv);
int resize_main(int argc, char **argv)
{
@ -34,8 +33,8 @@ int resize_main(int argc, char **argv)
* and operate on it - should we do the same?
*/
tcgetattr(STDERR_FILENO, &old); /* fiddle echo */
new = old;
tcgetattr(STDERR_FILENO, &old_termios); /* fiddle echo */
new = old_termios;
new.c_cflag |= (CLOCAL | CREAD);
new.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);
signal(SIGINT, onintr);
@ -60,7 +59,7 @@ int resize_main(int argc, char **argv)
* (gotten via TIOCGWINSZ) and recomputing *pixel values */
ret = ioctl(STDERR_FILENO, TIOCSWINSZ, &w);
tcsetattr(STDERR_FILENO, TCSANOW, &old);
tcsetattr(STDERR_FILENO, TCSANOW, &old_termios);
if (ENABLE_FEATURE_RESIZE_PRINT)
printf("COLUMNS=%d;LINES=%d;export COLUMNS LINES;\n",