ncurses 5.6 - patch 20070128

[ncurses.git] / tack / sysdep.c

diff --git a/tack/sysdep.c b/tack/sysdep.c
index c07b4d9d53b9ebe3b0ad4fa6babfdc97d692daa5..78ae095e3bcb50e50c24b180fe79b0cd0c665ee0 100644 (file)
--- a/tack/sysdep.c
+++ b/tack/sysdep.c
@@ -15,25 +15,31 @@
 ** 
 ** You should have received a copy of the GNU General Public License
 ** along with TACK; see the file COPYING.  If not, write to
-** the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-** Boston, MA 02111-1307, USA.
+** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+** Boston, MA 02110-1301, USA
 */
 /*
- * Operating system dependant functions.  We assume the POSIX API.
+ * Operating system dependent functions.  We assume the POSIX API.
  * Note: on strict-POSIX systems (including BSD/OS) the select_delay_type
  * global has no effect.
  */
 
-#if defined(__BEOS__)
-#include <OS.h>
+#ifdef HAVE_CONFIG_H
+#include <ncurses_cfg.h>
 #endif
+#include <signal.h>    /* include before curses.h to work around glibc bug */
 
 #include <tack.h>
 
-#include <signal.h>
 #include <term.h>
 #include <errno.h>
 
+#if defined(__BEOS__)
+#undef false
+#undef true
+#include <OS.h>
+#endif
+
 #if HAVE_SELECT
 #if HAVE_SYS_TIME_H && HAVE_SYS_TIME_SELECT
 #include <sys/time.h>
@@ -43,23 +49,37 @@
 #endif
 #endif
 
-MODULE_ID("$Id: sysdep.c,v 1.6 1999/09/04 13:45:00 tom Exp $")
+MODULE_ID("$Id: sysdep.c,v 1.15 2005/09/17 19:49:16 tom Exp $")
 
 #if DECL_ERRNO
 extern int errno;
 #endif
 
+#ifdef TERMIOS
+#define PUT_TTY(fd, buf) tcsetattr(fd, TCSAFLUSH, buf)
+#else
+#define PUT_TTY(fd, buf) stty(fd, buf)
+#endif
+
 /* globals */
 int tty_frame_size;            /* asynch frame size times 2 */
-unsigned long tty_baud_rate;   /* baud rate - bits per second */
+unsigned tty_baud_rate;                /* baud rate - bits per second */
 int not_a_tty;                 /* TRUE if output is not a tty (i.e. pipe) */
 int nodelay_read;              /* TRUE if NDELAY is set */
 
+#ifdef TERMIOS
 #define TTY_IS_NOECHO  !(new_modes.c_lflag & ECHO)
 #define TTY_IS_OUT_TRANS (new_modes.c_oflag & OPOST)
 #define TTY_IS_CHAR_MODE !(new_modes.c_lflag & ICANON)
 #define TTY_WAS_CS8 ((old_modes.c_cflag & CSIZE) == CS8)
 #define TTY_WAS_XON_XOFF (old_modes.c_iflag & (IXON|IXOFF))
+#else
+#define TTY_IS_NOECHO  !(new_modes.sg_flags & (ECHO))
+#define TTY_IS_OUT_TRANS (new_modes.sg_flags & (CRMOD))
+#define TTY_IS_CHAR_MODE (new_modes.sg_flags & (RAW|CBREAK))
+#define TTY_WAS_CS8     (old_modes.sg_flags & (PASS8))
+#define TTY_WAS_XON_XOFF (old_modes.sg_flags & (TANDEM|MDMBUF|DECCTQ))
+#endif
 
 static TTY old_modes, new_modes;
 
@@ -89,6 +109,7 @@ void
 tty_raw(int minch GCC_UNUSED, int mask)
 {                              /* set tty to raw noecho */
        new_modes = old_modes;
+#ifdef TERMIOS
 #if HAVE_SELECT
        new_modes.c_cc[VMIN] = 1;
 #else
@@ -108,15 +129,19 @@ tty_raw(int minch GCC_UNUSED, int mask)
        new_modes.c_iflag &=
                ~(IGNBRK | BRKINT | IGNPAR | PARMRK | INPCK | ISTRIP | INLCR | IGNCR | ICRNL |
                IUCLC | IXON | IXANY | IXOFF);
+#else
+       new_modes.sg_flags |= RAW;
+#endif
        if (not_a_tty)
                return;
-       tcsetattr(fileno(stdin), TCSAFLUSH, &new_modes);
+       PUT_TTY(fileno(stdin), &new_modes);
 }
 
 void 
 tty_set(void)
 {                              /* set tty to special modes */
        new_modes = old_modes;
+#ifdef TERMIOS
        new_modes.c_cc[VMIN] = 1;
        new_modes.c_cc[VTIME] = 1;
        new_modes.c_lflag &= ~(ISIG | ICANON | ECHO | ECHOE | ECHOK | ECHONL);
@@ -132,7 +157,7 @@ tty_set(void)
                new_modes.c_iflag &= ~(IXON | IXOFF);
                break;
        case 1:
-#if sequent
+#if defined(sequent) && sequent
                /* the sequent System V emulation is broken */
                new_modes = old_modes;
                new_modes.c_cc[VEOL] = 6;       /* control F  (ACK) */
@@ -157,11 +182,14 @@ tty_set(void)
 #endif /* NL1 */
                break;
        }
-       if (!(new_modes.c_oflag & ~OPOST))
-               new_modes.c_oflag &= ~OPOST;
+       if (!(new_modes.c_oflag & (unsigned long) ~OPOST))
+               new_modes.c_oflag &= (unsigned long) ~OPOST;
+#else
+       new_modes.sg_flags |= RAW;
        if (not_a_tty)
                return;
-       tcsetattr(fileno(stdin), TCSAFLUSH, &new_modes);
+#endif
+       PUT_TTY(fileno(stdin), &new_modes);
 }
 
 
@@ -171,7 +199,7 @@ tty_reset(void)
        fflush(stdout);
        if (not_a_tty)
                return;
-       tcsetattr(fileno(stdin), TCSAFLUSH, &old_modes);
+       PUT_TTY(fileno(stdin), &old_modes);
 }
 
 
@@ -187,7 +215,7 @@ tty_init(void)
        nodelay_read = FALSE;
 #endif
        not_a_tty = FALSE;
-       if (tcgetattr(fileno(stdin), &old_modes) == -1) {
+       if (GET_TTY(fileno(stdin), &old_modes) == -1) {
                if (errno == ENOTTY) {
                        tty_frame_size = 20;
                        not_a_tty = TRUE;
@@ -198,10 +226,12 @@ tty_init(void)
        }
        /* if TAB3 is set then setterm() wipes out tabs (ht) */
        new_modes = old_modes;
+#ifdef TERMIOS
 #ifdef TABDLY
        new_modes.c_oflag &= ~TABDLY;
 #endif /* TABDLY */
-       if (tcsetattr(fileno(stdin), TCSAFLUSH, &new_modes) == -1) {
+#endif
+       if (PUT_TTY(fileno(stdin), &new_modes) == -1) {
                printf("tcsetattr error: %d\n", errno);
                exit(1);
        }
@@ -211,6 +241,7 @@ tty_init(void)
        old_modes.c_cflag |= CS7 | PARENB;
 #endif
        catchsig();
+#ifdef TERMIOS
        switch (old_modes.c_cflag & CSIZE) {
 #if defined(CS5) && (CS5 != 0)
        case CS5:
@@ -236,6 +267,10 @@ tty_init(void)
        tty_frame_size += 2 +
                ((old_modes.c_cflag & PARENB) ? 2 : 0) +
                ((old_modes.c_cflag & CSTOPB) ? 4 : 2);
+#else
+       tty_frame_size = 6 +
+               (old_modes.sg_flags & PASS8) ? 16 : 14;
+#endif
 }
 
 /*
@@ -364,7 +399,7 @@ read_key(char *buf, int max)
                if (ask > max) {
                        ask = max;
                }
-               if ((got = read(fileno(stdin), s, ask))) {
+               if ((got = read(fileno(stdin), s, (unsigned) ask))) {
                        s += got;
                } else {
                        break;
@@ -465,5 +500,5 @@ set_alarm_clock(
 {
        signal(SIGALRM, alarm_event);
        no_alarm_event = 1;
-       (void) alarm(seconds);
+       (void) alarm((unsigned) seconds);
 }