stty: rearrange functions, avoiding the need in forward declarations.
No other code chages.
This commit is contained in:
Denis Vlasenko
parent
4df8135cf6
commit
f8abc100cc
760
coreutils/stty.c
760
coreutils/stty.c
@ -637,17 +637,382 @@ static int find_param(const char *name)
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return 0;
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}
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static int recover_mode(const char *arg, struct termios *mode)
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{
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int i, n;
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unsigned int chr;
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unsigned long iflag, oflag, cflag, lflag;
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/* Scan into temporaries since it is too much trouble to figure out
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the right format for 'tcflag_t' */
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if (sscanf(arg, "%lx:%lx:%lx:%lx%n",
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&iflag, &oflag, &cflag, &lflag, &n) != 4)
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return 0;
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mode->c_iflag = iflag;
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mode->c_oflag = oflag;
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mode->c_cflag = cflag;
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mode->c_lflag = lflag;
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arg += n;
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for (i = 0; i < NCCS; ++i) {
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if (sscanf(arg, ":%x%n", &chr, &n) != 1)
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return 0;
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mode->c_cc[i] = chr;
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arg += n;
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}
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/* Fail if there are too many fields */
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if (*arg != '\0')
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return 0;
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return 1;
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}
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static void display_recoverable(const struct termios *mode)
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{
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int i;
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printf("%lx:%lx:%lx:%lx",
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(unsigned long) mode->c_iflag, (unsigned long) mode->c_oflag,
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(unsigned long) mode->c_cflag, (unsigned long) mode->c_lflag);
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for (i = 0; i < NCCS; ++i)
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printf(":%x", (unsigned int) mode->c_cc[i]);
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putchar('\n');
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}
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static void display_speed(const struct termios *mode, int fancy)
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{
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//01234567 8 9
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const char *fmt_str = "%lu %lu\n\0ispeed %lu baud; ospeed %lu baud;";
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unsigned long ispeed, ospeed;
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ospeed = ispeed = cfgetispeed(mode);
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if (ispeed == 0 || ispeed == (ospeed = cfgetospeed(mode))) {
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ispeed = ospeed; /* in case ispeed was 0 */
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//0123 4 5 6 7 8 9
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fmt_str = "%lu\n\0\0\0\0\0speed %lu baud;";
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}
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if (fancy) fmt_str += 9;
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wrapf(fmt_str, tty_baud_to_value(ispeed), tty_baud_to_value(ospeed));
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}
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static void display_all(const struct termios *mode)
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{
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int i;
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tcflag_t *bitsp;
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unsigned long mask;
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int prev_type = control;
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display_speed(mode, 1);
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display_window_size(1);
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#ifdef HAVE_C_LINE
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wrapf("line = %d;\n", mode->c_line);
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#else
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wrapf("\n");
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#endif
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for (i = 0; control_info[i].name != stty_min; ++i) {
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/* If swtch is the same as susp, don't print both */
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#if VSWTCH == VSUSP
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if (control_info[i].name == stty_swtch)
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continue;
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#endif
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/* If eof uses the same slot as min, only print whichever applies */
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#if VEOF == VMIN
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if ((mode->c_lflag & ICANON) == 0
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&& (control_info[i].name == stty_eof
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|| control_info[i].name == stty_eol)) continue;
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#endif
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wrapf("%s = %s;", control_info[i].name,
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visible(mode->c_cc[control_info[i].offset]));
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}
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#if VEOF == VMIN
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if ((mode->c_lflag & ICANON) == 0)
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#endif
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wrapf("min = %d; time = %d;", mode->c_cc[VMIN], mode->c_cc[VTIME]);
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if (current_col) wrapf("\n");
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for (i = 0; i < NUM_mode_info; ++i) {
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if (mode_info[i].flags & OMIT)
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continue;
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if (mode_info[i].type != prev_type) {
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wrapf("\n");
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prev_type = mode_info[i].type;
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}
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bitsp = mode_type_flag(mode_info[i].type, mode);
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mask = mode_info[i].mask ? mode_info[i].mask : mode_info[i].bits;
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if ((*bitsp & mask) == mode_info[i].bits)
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wrapf("%s", mode_info[i].name);
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else if (mode_info[i].flags & REV)
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wrapf("-%s", mode_info[i].name);
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}
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if (current_col) wrapf("\n");
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}
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static void sane_mode(struct termios *mode)
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{
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int i;
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tcflag_t *bitsp;
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for (i = 0; i < NUM_control_info; ++i) {
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#if VMIN == VEOF
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if (control_info[i].name == stty_min)
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break;
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#endif
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mode->c_cc[control_info[i].offset] = control_info[i].saneval;
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}
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for (i = 0; i < NUM_mode_info; ++i) {
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if (mode_info[i].flags & SANE_SET) {
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bitsp = mode_type_flag(mode_info[i].type, mode);
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*bitsp = (*bitsp & ~((unsigned long)mode_info[i].mask))
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| mode_info[i].bits;
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} else if (mode_info[i].flags & SANE_UNSET) {
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bitsp = mode_type_flag(mode_info[i].type, mode);
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*bitsp = *bitsp & ~((unsigned long)mode_info[i].mask)
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& ~mode_info[i].bits;
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}
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}
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}
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/* Save set_mode from #ifdef forest plague */
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#ifndef ONLCR
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#define ONLCR 0
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#endif
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#ifndef OCRNL
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#define OCRNL 0
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#endif
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#ifndef ONLRET
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#define ONLRET 0
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#endif
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#ifndef XCASE
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#define XCASE 0
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#endif
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#ifndef IXANY
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#define IXANY 0
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#endif
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#ifndef TABDLY
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#define TABDLY 0
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#endif
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#ifndef OXTABS
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#define OXTABS 0
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#endif
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#ifndef IUCLC
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#define IUCLC 0
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#endif
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#ifndef OLCUC
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#define OLCUC 0
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#endif
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#ifndef ECHOCTL
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#define ECHOCTL 0
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#endif
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#ifndef ECHOKE
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#define ECHOKE 0
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#endif
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static void set_mode(const struct mode_info *info, int reversed,
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struct termios *mode)
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{
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tcflag_t *bitsp;
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bitsp = mode_type_flag(info->type, mode);
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if (bitsp) {
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if (reversed)
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*bitsp = *bitsp & ~info->mask & ~info->bits;
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else
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*bitsp = (*bitsp & ~info->mask) | info->bits;
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return;
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}
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/* Combination mode */
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if (info->name == evenp || info->name == parity) {
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if (reversed)
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mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
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else
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mode->c_cflag = (mode->c_cflag & ~PARODD & ~CSIZE) | PARENB | CS7;
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} else if (info->name == stty_oddp) {
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if (reversed)
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mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
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else
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mode->c_cflag = (mode->c_cflag & ~CSIZE) | CS7 | PARODD | PARENB;
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} else if (info->name == stty_nl) {
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if (reversed) {
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mode->c_iflag = (mode->c_iflag | ICRNL) & ~INLCR & ~IGNCR;
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mode->c_oflag = (mode->c_oflag | ONLCR) & ~OCRNL & ~ONLRET;
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} else {
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mode->c_iflag = mode->c_iflag & ~ICRNL;
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if (ONLCR) mode->c_oflag = mode->c_oflag & ~ONLCR;
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}
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} else if (info->name == stty_ek) {
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mode->c_cc[VERASE] = CERASE;
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mode->c_cc[VKILL] = CKILL;
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} else if (info->name == stty_sane) {
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sane_mode(mode);
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}
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else if (info->name == cbreak) {
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if (reversed)
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mode->c_lflag |= ICANON;
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else
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mode->c_lflag &= ~ICANON;
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} else if (info->name == stty_pass8) {
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if (reversed) {
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mode->c_cflag = (mode->c_cflag & ~CSIZE) | CS7 | PARENB;
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mode->c_iflag |= ISTRIP;
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} else {
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mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
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mode->c_iflag &= ~ISTRIP;
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}
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} else if (info->name == litout) {
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if (reversed) {
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mode->c_cflag = (mode->c_cflag & ~CSIZE) | CS7 | PARENB;
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mode->c_iflag |= ISTRIP;
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mode->c_oflag |= OPOST;
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} else {
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mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
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mode->c_iflag &= ~ISTRIP;
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mode->c_oflag &= ~OPOST;
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}
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} else if (info->name == raw || info->name == cooked) {
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if ((info->name[0] == 'r' && reversed)
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|| (info->name[0] == 'c' && !reversed)) {
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/* Cooked mode */
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mode->c_iflag |= BRKINT | IGNPAR | ISTRIP | ICRNL | IXON;
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mode->c_oflag |= OPOST;
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mode->c_lflag |= ISIG | ICANON;
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#if VMIN == VEOF
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mode->c_cc[VEOF] = CEOF;
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#endif
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#if VTIME == VEOL
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mode->c_cc[VEOL] = CEOL;
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#endif
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} else {
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/* Raw mode */
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mode->c_iflag = 0;
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mode->c_oflag &= ~OPOST;
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mode->c_lflag &= ~(ISIG | ICANON | XCASE);
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mode->c_cc[VMIN] = 1;
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mode->c_cc[VTIME] = 0;
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}
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}
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else if (IXANY && info->name == decctlq) {
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if (reversed)
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mode->c_iflag |= IXANY;
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else
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mode->c_iflag &= ~IXANY;
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}
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else if (TABDLY && info->name == stty_tabs) {
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if (reversed)
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mode->c_oflag = (mode->c_oflag & ~TABDLY) | TAB3;
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else
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mode->c_oflag = (mode->c_oflag & ~TABDLY) | TAB0;
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}
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else if (OXTABS && info->name == stty_tabs) {
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if (reversed)
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mode->c_oflag |= OXTABS;
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else
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mode->c_oflag &= ~OXTABS;
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}
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else if (XCASE && IUCLC && OLCUC
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&& (info->name == stty_lcase || info->name == stty_LCASE)) {
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if (reversed) {
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mode->c_lflag &= ~XCASE;
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mode->c_iflag &= ~IUCLC;
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mode->c_oflag &= ~OLCUC;
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} else {
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mode->c_lflag |= XCASE;
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mode->c_iflag |= IUCLC;
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mode->c_oflag |= OLCUC;
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}
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}
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else if (info->name == stty_crt) {
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mode->c_lflag |= ECHOE | ECHOCTL | ECHOKE;
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}
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else if (info->name == stty_dec) {
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mode->c_cc[VINTR] = 3; /* ^C */
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mode->c_cc[VERASE] = 127; /* DEL */
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mode->c_cc[VKILL] = 21; /* ^U */
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mode->c_lflag |= ECHOE | ECHOCTL | ECHOKE;
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if (IXANY) mode->c_iflag &= ~IXANY;
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}
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}
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static void display_changed(const struct termios *mode)
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{
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int i;
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tcflag_t *bitsp;
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unsigned long mask;
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int prev_type = control;
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display_speed(mode, 1);
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#ifdef HAVE_C_LINE
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wrapf("line = %d;\n", mode->c_line);
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#else
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wrapf("\n");
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#endif
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for (i = 0; control_info[i].name != stty_min; ++i) {
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if (mode->c_cc[control_info[i].offset] == control_info[i].saneval)
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continue;
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/* If swtch is the same as susp, don't print both */
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#if VSWTCH == VSUSP
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if (control_info[i].name == stty_swtch)
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continue;
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#endif
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/* If eof uses the same slot as min, only print whichever applies */
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#if VEOF == VMIN
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if ((mode->c_lflag & ICANON) == 0
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&& (control_info[i].name == stty_eof
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|| control_info[i].name == stty_eol)) continue;
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#endif
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wrapf("%s = %s;", control_info[i].name,
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visible(mode->c_cc[control_info[i].offset]));
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}
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if ((mode->c_lflag & ICANON) == 0) {
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wrapf("min = %d; time = %d;", (int) mode->c_cc[VMIN],
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(int) mode->c_cc[VTIME]);
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}
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if (current_col) wrapf("\n");
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for (i = 0; i < NUM_mode_info; ++i) {
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if (mode_info[i].flags & OMIT)
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continue;
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if (mode_info[i].type != prev_type) {
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if (current_col) wrapf("\n");
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prev_type = mode_info[i].type;
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}
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bitsp = mode_type_flag(mode_info[i].type, mode);
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mask = mode_info[i].mask ? mode_info[i].mask : mode_info[i].bits;
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if ((*bitsp & mask) == mode_info[i].bits) {
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if (mode_info[i].flags & SANE_UNSET) {
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wrapf("%s", mode_info[i].name);
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}
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} else if ((mode_info[i].flags & (SANE_SET | REV)) == (SANE_SET | REV)) {
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wrapf("-%s", mode_info[i].name);
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}
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}
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if (current_col) wrapf("\n");
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}
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static int recover_mode(const char *arg, struct termios *mode);
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static void set_mode(const struct mode_info *info,
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int reversed, struct termios *mode);
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static void display_all(const struct termios *mode);
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static void display_changed(const struct termios *mode);
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static void display_recoverable(const struct termios *mode);
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static void display_speed(const struct termios *mode, int fancy);
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static void sane_mode(struct termios *mode);
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static void set_control_char_or_die(const struct control_info *info,
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const char *arg, struct termios *mode);
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const char *arg, struct termios *mode)
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{
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unsigned char value;
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if (info->name == stty_min || info->name == stty_time)
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value = xatoul_range_sfx(arg, 0, 0xff, stty_suffixes);
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else if (arg[0] == '\0' || arg[1] == '\0')
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value = arg[0];
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else if (streq(arg, "^-") || streq(arg, "undef"))
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value = _POSIX_VDISABLE;
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else if (arg[0] == '^') { /* Ignore any trailing junk (^Cjunk) */
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value = arg[1] & 0x1f; /* Non-letters get weird results */
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if (arg[1] == '?')
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value = 127;
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} else
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value = xatoul_range_sfx(arg, 0, 0xff, stty_suffixes);
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mode->c_cc[info->offset] = value;
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}
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int stty_main(int argc, char **argv)
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{
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@ -928,380 +1293,3 @@ end_option:
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return EXIT_SUCCESS;
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}
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/* Save set_mode from #ifdef forest plague */
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#ifndef ONLCR
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#define ONLCR 0
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#endif
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#ifndef OCRNL
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#define OCRNL 0
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#endif
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#ifndef ONLRET
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#define ONLRET 0
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#endif
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#ifndef XCASE
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#define XCASE 0
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#endif
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#ifndef IXANY
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#define IXANY 0
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#endif
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#ifndef TABDLY
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#define TABDLY 0
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#endif
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#ifndef OXTABS
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#define OXTABS 0
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#endif
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#ifndef IUCLC
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#define IUCLC 0
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#endif
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#ifndef OLCUC
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#define OLCUC 0
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#endif
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#ifndef ECHOCTL
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#define ECHOCTL 0
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#endif
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#ifndef ECHOKE
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#define ECHOKE 0
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#endif
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static void set_mode(const struct mode_info *info, int reversed,
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struct termios *mode)
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{
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tcflag_t *bitsp;
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bitsp = mode_type_flag(info->type, mode);
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if (bitsp) {
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if (reversed)
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*bitsp = *bitsp & ~info->mask & ~info->bits;
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else
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*bitsp = (*bitsp & ~info->mask) | info->bits;
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return;
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}
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/* Combination mode */
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if (info->name == evenp || info->name == parity) {
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if (reversed)
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mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
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else
|
||||
mode->c_cflag = (mode->c_cflag & ~PARODD & ~CSIZE) | PARENB | CS7;
|
||||
} else if (info->name == stty_oddp) {
|
||||
if (reversed)
|
||||
mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
|
||||
else
|
||||
mode->c_cflag = (mode->c_cflag & ~CSIZE) | CS7 | PARODD | PARENB;
|
||||
} else if (info->name == stty_nl) {
|
||||
if (reversed) {
|
||||
mode->c_iflag = (mode->c_iflag | ICRNL) & ~INLCR & ~IGNCR;
|
||||
mode->c_oflag = (mode->c_oflag | ONLCR) & ~OCRNL & ~ONLRET;
|
||||
} else {
|
||||
mode->c_iflag = mode->c_iflag & ~ICRNL;
|
||||
if (ONLCR) mode->c_oflag = mode->c_oflag & ~ONLCR;
|
||||
}
|
||||
} else if (info->name == stty_ek) {
|
||||
mode->c_cc[VERASE] = CERASE;
|
||||
mode->c_cc[VKILL] = CKILL;
|
||||
} else if (info->name == stty_sane) {
|
||||
sane_mode(mode);
|
||||
}
|
||||
else if (info->name == cbreak) {
|
||||
if (reversed)
|
||||
mode->c_lflag |= ICANON;
|
||||
else
|
||||
mode->c_lflag &= ~ICANON;
|
||||
} else if (info->name == stty_pass8) {
|
||||
if (reversed) {
|
||||
mode->c_cflag = (mode->c_cflag & ~CSIZE) | CS7 | PARENB;
|
||||
mode->c_iflag |= ISTRIP;
|
||||
} else {
|
||||
mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
|
||||
mode->c_iflag &= ~ISTRIP;
|
||||
}
|
||||
} else if (info->name == litout) {
|
||||
if (reversed) {
|
||||
mode->c_cflag = (mode->c_cflag & ~CSIZE) | CS7 | PARENB;
|
||||
mode->c_iflag |= ISTRIP;
|
||||
mode->c_oflag |= OPOST;
|
||||
} else {
|
||||
mode->c_cflag = (mode->c_cflag & ~PARENB & ~CSIZE) | CS8;
|
||||
mode->c_iflag &= ~ISTRIP;
|
||||
mode->c_oflag &= ~OPOST;
|
||||
}
|
||||
} else if (info->name == raw || info->name == cooked) {
|
||||
if ((info->name[0] == 'r' && reversed)
|
||||
|| (info->name[0] == 'c' && !reversed)) {
|
||||
/* Cooked mode */
|
||||
mode->c_iflag |= BRKINT | IGNPAR | ISTRIP | ICRNL | IXON;
|
||||
mode->c_oflag |= OPOST;
|
||||
mode->c_lflag |= ISIG | ICANON;
|
||||
#if VMIN == VEOF
|
||||
mode->c_cc[VEOF] = CEOF;
|
||||
#endif
|
||||
#if VTIME == VEOL
|
||||
mode->c_cc[VEOL] = CEOL;
|
||||
#endif
|
||||
} else {
|
||||
/* Raw mode */
|
||||
mode->c_iflag = 0;
|
||||
mode->c_oflag &= ~OPOST;
|
||||
mode->c_lflag &= ~(ISIG | ICANON | XCASE);
|
||||
mode->c_cc[VMIN] = 1;
|
||||
mode->c_cc[VTIME] = 0;
|
||||
}
|
||||
}
|
||||
else if (IXANY && info->name == decctlq) {
|
||||
if (reversed)
|
||||
mode->c_iflag |= IXANY;
|
||||
else
|
||||
mode->c_iflag &= ~IXANY;
|
||||
}
|
||||
else if (TABDLY && info->name == stty_tabs) {
|
||||
if (reversed)
|
||||
mode->c_oflag = (mode->c_oflag & ~TABDLY) | TAB3;
|
||||
else
|
||||
mode->c_oflag = (mode->c_oflag & ~TABDLY) | TAB0;
|
||||
}
|
||||
else if (OXTABS && info->name == stty_tabs) {
|
||||
if (reversed)
|
||||
mode->c_oflag |= OXTABS;
|
||||
else
|
||||
mode->c_oflag &= ~OXTABS;
|
||||
}
|
||||
else if (XCASE && IUCLC && OLCUC
|
||||
&& (info->name == stty_lcase || info->name == stty_LCASE)) {
|
||||
if (reversed) {
|
||||
mode->c_lflag &= ~XCASE;
|
||||
mode->c_iflag &= ~IUCLC;
|
||||
mode->c_oflag &= ~OLCUC;
|
||||
} else {
|
||||
mode->c_lflag |= XCASE;
|
||||
mode->c_iflag |= IUCLC;
|
||||
mode->c_oflag |= OLCUC;
|
||||
}
|
||||
}
|
||||
else if (info->name == stty_crt) {
|
||||
mode->c_lflag |= ECHOE | ECHOCTL | ECHOKE;
|
||||
}
|
||||
else if (info->name == stty_dec) {
|
||||
mode->c_cc[VINTR] = 3; /* ^C */
|
||||
mode->c_cc[VERASE] = 127; /* DEL */
|
||||
mode->c_cc[VKILL] = 21; /* ^U */
|
||||
mode->c_lflag |= ECHOE | ECHOCTL | ECHOKE;
|
||||
if (IXANY) mode->c_iflag &= ~IXANY;
|
||||
}
|
||||
}
|
||||
|
||||
static void set_control_char_or_die(const struct control_info *info,
|
||||
const char *arg, struct termios *mode)
|
||||
{
|
||||
unsigned char value;
|
||||
|
||||
if (info->name == stty_min || info->name == stty_time)
|
||||
value = xatoul_range_sfx(arg, 0, 0xff, stty_suffixes);
|
||||
else if (arg[0] == '\0' || arg[1] == '\0')
|
||||
value = arg[0];
|
||||
else if (streq(arg, "^-") || streq(arg, "undef"))
|
||||
value = _POSIX_VDISABLE;
|
||||
else if (arg[0] == '^') { /* Ignore any trailing junk (^Cjunk) */
|
||||
value = arg[1] & 0x1f; /* Non-letters get weird results */
|
||||
if (arg[1] == '?')
|
||||
value = 127;
|
||||
} else
|
||||
value = xatoul_range_sfx(arg, 0, 0xff, stty_suffixes);
|
||||
mode->c_cc[info->offset] = value;
|
||||
}
|
||||
|
||||
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;", (int) mode->c_cc[VMIN],
|
||||
(int) 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 display_all(const struct termios *mode)
|
||||
{
|
||||
int i;
|
||||
tcflag_t *bitsp;
|
||||
unsigned long mask;
|
||||
int prev_type = control;
|
||||
|
||||
display_speed(mode, 1);
|
||||
display_window_size(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 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 VEOF == VMIN
|
||||
if ((mode->c_lflag & ICANON) == 0)
|
||||
#endif
|
||||
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) {
|
||||
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 (current_col) wrapf("\n");
|
||||
}
|
||||
|
||||
static void display_speed(const struct termios *mode, int fancy)
|
||||
{
|
||||
//01234567 8 9
|
||||
const char *fmt_str = "%lu %lu\n\0ispeed %lu baud; ospeed %lu baud;";
|
||||
unsigned long ispeed, ospeed;
|
||||
|
||||
ospeed = ispeed = cfgetispeed(mode);
|
||||
if (ispeed == 0 || ispeed == (ospeed = cfgetospeed(mode))) {
|
||||
ispeed = ospeed; /* in case ispeed was 0 */
|
||||
//0123 4 5 6 7 8 9
|
||||
fmt_str = "%lu\n\0\0\0\0\0speed %lu baud;";
|
||||
}
|
||||
if (fancy) fmt_str += 9;
|
||||
wrapf(fmt_str, tty_baud_to_value(ispeed), tty_baud_to_value(ospeed));
|
||||
}
|
||||
|
||||
static void display_recoverable(const struct termios *mode)
|
||||
{
|
||||
int i;
|
||||
printf("%lx:%lx:%lx:%lx",
|
||||
(unsigned long) mode->c_iflag, (unsigned long) mode->c_oflag,
|
||||
(unsigned long) mode->c_cflag, (unsigned long) mode->c_lflag);
|
||||
for (i = 0; i < NCCS; ++i)
|
||||
printf(":%x", (unsigned int) mode->c_cc[i]);
|
||||
putchar('\n');
|
||||
}
|
||||
|
||||
static int recover_mode(const char *arg, struct termios *mode)
|
||||
{
|
||||
int i, n;
|
||||
unsigned int chr;
|
||||
unsigned long iflag, oflag, cflag, lflag;
|
||||
|
||||
/* Scan into temporaries since it is too much trouble to figure out
|
||||
the right format for 'tcflag_t' */
|
||||
if (sscanf(arg, "%lx:%lx:%lx:%lx%n",
|
||||
&iflag, &oflag, &cflag, &lflag, &n) != 4)
|
||||
return 0;
|
||||
mode->c_iflag = iflag;
|
||||
mode->c_oflag = oflag;
|
||||
mode->c_cflag = cflag;
|
||||
mode->c_lflag = lflag;
|
||||
arg += n;
|
||||
for (i = 0; i < NCCS; ++i) {
|
||||
if (sscanf(arg, ":%x%n", &chr, &n) != 1)
|
||||
return 0;
|
||||
mode->c_cc[i] = chr;
|
||||
arg += n;
|
||||
}
|
||||
|
||||
/* Fail if there are too many fields */
|
||||
if (*arg != '\0')
|
||||
return 0;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static void sane_mode(struct termios *mode)
|
||||
{
|
||||
int i;
|
||||
tcflag_t *bitsp;
|
||||
|
||||
for (i = 0; i < NUM_control_info; ++i) {
|
||||
#if VMIN == VEOF
|
||||
if (control_info[i].name == stty_min)
|
||||
break;
|
||||
#endif
|
||||
mode->c_cc[control_info[i].offset] = control_info[i].saneval;
|
||||
}
|
||||
|
||||
for (i = 0; i < NUM_mode_info; ++i) {
|
||||
if (mode_info[i].flags & SANE_SET) {
|
||||
bitsp = mode_type_flag(mode_info[i].type, mode);
|
||||
*bitsp = (*bitsp & ~((unsigned long)mode_info[i].mask))
|
||||
| mode_info[i].bits;
|
||||
} else if (mode_info[i].flags & SANE_UNSET) {
|
||||
bitsp = mode_type_flag(mode_info[i].type, mode);
|
||||
*bitsp = *bitsp & ~((unsigned long)mode_info[i].mask)
|
||||
& ~mode_info[i].bits;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user