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- merge display_changed() and display_all()

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This one is a bit risky but did work for me in cursory testing..
This commit is contained in:
Bernhard Reutner-Fischer 2007-01-17 19:46:12 +00:00
parent d4a745c3d4
commit 94feb1c807
1 changed files with 22 additions and 69 deletions
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91
coreutils/stty.c
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@ -623,7 +623,8 @@ static int recover_mode(const char *arg, struct termios *mode)
return 1;
}
static void display_recoverable(const struct termios *mode)
static void display_recoverable(const struct termios *mode,
const int ATTRIBUTE_UNUSED dummy)
{
int i;
printf("%lx:%lx:%lx:%lx",
@ -650,7 +651,7 @@ static void display_speed(const struct termios *mode, int fancy)
wrapf(fmt_str, tty_baud_to_value(ispeed), tty_baud_to_value(ospeed));
}
static void display_all(const struct termios *mode)
static void do_display(const struct termios *mode, const int all)
{
int i;
tcflag_t *bitsp;
@ -658,7 +659,8 @@ static void display_all(const struct termios *mode)
int prev_type = control;
display_speed(mode, 1);
display_window_size(1);
if (all)
display_window_size(1);
#ifdef HAVE_C_LINE
wrapf("line = %d;\n", mode->c_line);
#else
@ -690,16 +692,22 @@ static void display_all(const struct termios *mode)
if (mode_info[i].flags & OMIT)
continue;
if (mode_info[i].type != prev_type) {
wrapf("\n");
/* wrapf("\n"); */
if (current_col) wrapf("\n");
prev_type = mode_info[i].type;
}
bitsp = mode_type_flag(mode_info[i].type, mode);
mask = mode_info[i].mask ? mode_info[i].mask : mode_info[i].bits;
if ((*bitsp & mask) == mode_info[i].bits)
wrapf("%s", mode_info[i].name);
else if (mode_info[i].flags & REV)
wrapf("-%s", mode_info[i].name);
if ((*bitsp & mask) == mode_info[i].bits) {
if (all || (mode_info[i].flags & SANE_UNSET))
wrapf("%s", mode_info[i].name);
} else {
if ((all && mode_info[i].flags & REV) ||
(!all &&
(mode_info[i].flags & (SANE_SET | REV)) == (SANE_SET | REV)))
wrapf("-%s", mode_info[i].name);
}
}
if (current_col) wrapf("\n");
}
@ -892,63 +900,6 @@ static void set_mode(const struct mode_info *info, int reversed,
}
}
static void display_changed(const struct termios *mode)
{
int i;
tcflag_t *bitsp;
unsigned long mask;
int prev_type = control;
display_speed(mode, 1);
#ifdef HAVE_C_LINE
wrapf("line = %d;\n", mode->c_line);
#else
wrapf("\n");
#endif
for (i = 0; control_info[i].name != stty_min; ++i) {
if (mode->c_cc[control_info[i].offset] == control_info[i].saneval)
continue;
/* If swtch is the same as susp, don't print both */
#if VSWTCH == VSUSP
if (control_info[i].name == stty_swtch)
continue;
#endif
/* If eof uses the same slot as min, only print whichever applies */
#if VEOF == VMIN
if ((mode->c_lflag & ICANON) == 0
&& (control_info[i].name == stty_eof
|| control_info[i].name == stty_eol)) continue;
#endif
wrapf("%s = %s;", control_info[i].name,
visible(mode->c_cc[control_info[i].offset]));
}
if ((mode->c_lflag & ICANON) == 0)
wrapf("min = %d; time = %d;", mode->c_cc[VMIN], mode->c_cc[VTIME]);
if (current_col) wrapf("\n");
for (i = 0; i < NUM_mode_info; ++i) {
if (mode_info[i].flags & OMIT)
continue;
if (mode_info[i].type != prev_type) {
if (current_col) wrapf("\n");
prev_type = mode_info[i].type;
}
bitsp = mode_type_flag(mode_info[i].type, mode);
mask = mode_info[i].mask ? mode_info[i].mask : mode_info[i].bits;
if ((*bitsp & mask) == mode_info[i].bits) {
if (mode_info[i].flags & SANE_UNSET) {
wrapf("%s", mode_info[i].name);
}
} else if ((mode_info[i].flags & (SANE_SET | REV)) == (SANE_SET | REV)) {
wrapf("-%s", mode_info[i].name);
}
}
if (current_col) wrapf("\n");
}
static void set_control_char_or_die(const struct control_info *info,
const char *arg, struct termios *mode)
{
@ -977,11 +928,12 @@ static void set_control_char_or_die(const struct control_info *info,
int stty_main(int argc, char **argv)
{
struct termios mode;
void (*output_func)(const struct termios *);
void (*output_func)(const struct termios *, const int);
const char *file_name = NULL;
int k;
int display_all = 0;
option_mask32 = STTY_noargs;
output_func = display_changed;
output_func = do_display;
/* First pass: only parse/verify command line params */
k = 0;
@ -1007,7 +959,8 @@ int stty_main(int argc, char **argv)
switch (arg[i]) {
case 'a':
option_mask32 |= STTY_verbose_output;
output_func = display_all;
output_func = do_display;
display_all = 1;
break;
case 'g':
option_mask32 |= STTY_recoverable_output;
@ -1125,7 +1078,7 @@ invalid_argument:
if (option_mask32 & (STTY_verbose_output | STTY_recoverable_output | STTY_noargs)) {
get_terminal_width_height(STDOUT_FILENO, &max_col, NULL);
output_func(&mode);
output_func(&mode, display_all);
return EXIT_SUCCESS;
}