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authorDenis Vlasenko2008-11-05 13:20:58 +0000
committerDenis Vlasenko2008-11-05 13:20:58 +0000
commit202ac504e1addf0aa2debd53e7cd2411cc73ac8c (patch)
tree20a02054110c8b0dbec1f94252a9d2b759dac3ae /libbb
parent905ed8730f1b78461cf83e719a1e077214c2432c (diff)
downloadbusybox-202ac504e1addf0aa2debd53e7cd2411cc73ac8c.zip
busybox-202ac504e1addf0aa2debd53e7cd2411cc73ac8c.tar.gz
*: code shrink by adding a wrapper around very common tcsetattr(0, TCSANOW, xx) op
function old new delta tcsetattr_stdin_TCSANOW - 14 +14 set_sane_term 116 113 -3 top_main 1277 1273 -4 make_new_session 421 415 -6 rawmode 133 126 -7 reset_term 18 10 -8 die 43 35 -8 cookmode 62 54 -8 vlock_main 425 415 -10 read_line_input 3165 3155 -10 bb_askpass 357 347 -10 fsck_minix_main 3079 3065 -14 getty_main 2375 2332 -43 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/12 up/down: 14/-131) Total: -117 bytes
Diffstat (limited to 'libbb')
-rw-r--r--libbb/bb_askpass.c4
-rw-r--r--libbb/get_console.c2
-rw-r--r--libbb/lineedit.c4
-rw-r--r--libbb/xfuncs.c5
4 files changed, 9 insertions, 6 deletions
diff --git a/libbb/bb_askpass.c b/libbb/bb_askpass.c
index fba82a0..c60ef37 100644
--- a/libbb/bb_askpass.c
+++ b/libbb/bb_askpass.c
@@ -37,7 +37,7 @@ char* FAST_FUNC bb_askpass(int timeout, const char *prompt)
tio = oldtio;
tio.c_iflag &= ~(IUCLC|IXON|IXOFF|IXANY);
tio.c_lflag &= ~(ECHO|ECHOE|ECHOK|ECHONL|TOSTOP);
- tcsetattr(STDIN_FILENO, TCSANOW, &tio);
+ tcsetattr_stdin_TCSANOW(&tio);
memset(&sa, 0, sizeof(sa));
/* sa.sa_flags = 0; - no SA_RESTART! */
@@ -70,7 +70,7 @@ char* FAST_FUNC bb_askpass(int timeout, const char *prompt)
}
sigaction_set(SIGINT, &oldsa);
- tcsetattr(STDIN_FILENO, TCSANOW, &oldtio);
+ tcsetattr_stdin_TCSANOW(&oldtio);
bb_putchar('\n');
fflush(stdout);
return ret;
diff --git a/libbb/get_console.c b/libbb/get_console.c
index ad56e74..74022b5 100644
--- a/libbb/get_console.c
+++ b/libbb/get_console.c
@@ -13,7 +13,6 @@
/* From <linux/kd.h> */
enum { KDGKBTYPE = 0x4B33 }; /* get keyboard type */
-
static int open_a_console(const char *fnam)
{
int fd;
@@ -37,7 +36,6 @@ static int open_a_console(const char *fnam)
* We try several things because opening /dev/console will fail
* if someone else used X (which does a chown on /dev/console).
*/
-
int FAST_FUNC get_console_fd_or_die(void)
{
static const char *const console_names[] = {
diff --git a/libbb/lineedit.c b/libbb/lineedit.c
index 1f21866..3953cc9 100644
--- a/libbb/lineedit.c
+++ b/libbb/lineedit.c
@@ -1436,7 +1436,7 @@ int FAST_FUNC read_line_input(const char *prompt, char *command, int maxsize, li
#define _POSIX_VDISABLE '\0'
#endif
new_settings.c_cc[VINTR] = _POSIX_VDISABLE;
- tcsetattr(STDIN_FILENO, TCSANOW, &new_settings);
+ tcsetattr_stdin_TCSANOW(&new_settings);
/* Now initialize things */
previous_SIGWINCH_handler = signal(SIGWINCH, win_changed);
@@ -1860,7 +1860,7 @@ int FAST_FUNC read_line_input(const char *prompt, char *command, int maxsize, li
#endif
/* restore initial_settings */
- tcsetattr(STDIN_FILENO, TCSANOW, &initial_settings);
+ tcsetattr_stdin_TCSANOW(&initial_settings);
/* restore SIGWINCH handler */
signal(SIGWINCH, previous_SIGWINCH_handler);
fflush(stdout);
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c
index 8ef305b..e2aee13 100644
--- a/libbb/xfuncs.c
+++ b/libbb/xfuncs.c
@@ -289,3 +289,8 @@ int FAST_FUNC get_terminal_width_height(int fd, unsigned *width, unsigned *heigh
return ret;
}
+
+int FAST_FUNC tcsetattr_stdin_TCSANOW(const struct termios *tp)
+{
+ return tcsetattr(STDIN_FILENO, TCSANOW, tp);
+}