* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
-
-/*
- * raw.c
- *
- * Routines:
- * raw()
- * cbreak()
- * noraw()
- * nocbreak()
- * qiflush()
- * noqiflush()
- * intrflush()
- *
- */
-
#include <curses.priv.h>
#include <term.h> /* cur_term */
-MODULE_ID("$Id: lib_raw.c,v 1.25 1998/02/11 12:13:59 tom Exp $")
+MODULE_ID("$Id: lib_tracebits.c,v 1.3 1999/08/21 21:43:48 tom Exp $")
#if defined(SVR4_TERMIO) && !defined(_POSIX_SOURCE)
#define _POSIX_SOURCE
#define IEXTEN 0
#endif
-#define COOKED_INPUT (IXON|BRKINT|PARMRK)
-
#ifdef TRACE
typedef struct {unsigned int val; const char *name;} BITNAMES;
(void) strcat(buf,"} ");
}
-char *_tracebits(void)
+char *_nc_tracebits(void)
/* describe the state of the terminal control bits exactly */
{
char *buf;
#if defined(CS5) && defined(CS8)
switch (cur_term->Nttyb.c_cflag & CSIZE) {
+#if defined(CS5) && (CS5 != 0)
case CS5: strcat(buf, "CS5 "); break;
+#endif
+#if defined(CS6) && (CS6 != 0)
case CS6: strcat(buf, "CS6 "); break;
+#endif
+#if defined(CS7) && (CS7 != 0)
case CS7: strcat(buf, "CS7 "); break;
+#endif
+#if defined(CS8) && (CS8 != 0)
case CS8: strcat(buf, "CS8 "); break;
+#endif
default: strcat(buf, "CSIZE? "); break;
}
#endif
#endif
return(buf);
}
-
-#define BEFORE(N) if (_nc_tracing&TRACE_BITS) _tracef("%s before bits: %s", N, _tracebits())
-#define AFTER(N) if (_nc_tracing&TRACE_BITS) _tracef("%s after bits: %s", N, _tracebits())
#else
-#define BEFORE(s)
-#define AFTER(s)
+char *_nc_tracebits(void) { static char tmp[] = ""; return tmp; }
#endif /* TRACE */
-
-int raw(void)
-{
- T((T_CALLED("raw()")));
- if (SP != 0 && cur_term != 0) {
-
- SP->_raw = TRUE;
- SP->_cbreak = TRUE;
-
-#ifdef __EMX__
- setmode(SP->_ifd, O_BINARY);
-#endif
-
-#ifdef TERMIOS
- BEFORE("raw");
- cur_term->Nttyb.c_lflag &= ~(ICANON|ISIG);
- cur_term->Nttyb.c_iflag &= ~(COOKED_INPUT);
- cur_term->Nttyb.c_cc[VMIN] = 1;
- cur_term->Nttyb.c_cc[VTIME] = 0;
- AFTER("raw");
-#else
- cur_term->Nttyb.sg_flags |= RAW;
-#endif
- returnCode(_nc_set_curterm(&cur_term->Nttyb));
- }
- returnCode(ERR);
-}
-
-int cbreak(void)
-{
- T((T_CALLED("cbreak()")));
-
- SP->_cbreak = TRUE;
-
-#ifdef __EMX__
- setmode(SP->_ifd, O_BINARY);
-#endif
-
-#ifdef TERMIOS
- BEFORE("cbreak");
- cur_term->Nttyb.c_lflag &= ~ICANON;
- cur_term->Nttyb.c_iflag &= ~ICRNL;
- cur_term->Nttyb.c_lflag |= ISIG;
- cur_term->Nttyb.c_cc[VMIN] = 1;
- cur_term->Nttyb.c_cc[VTIME] = 0;
- AFTER("cbreak");
-#else
- cur_term->Nttyb.sg_flags |= CBREAK;
-#endif
- returnCode(_nc_set_curterm( &cur_term->Nttyb));
-}
-
-int qiflush(void)
-{
- T((T_CALLED("qiflush()")));
-
- /*
- * Note: this implementation may be wrong. See the comment under
- * intrflush().
- */
-
-#ifdef TERMIOS
- BEFORE("qiflush");
- cur_term->Nttyb.c_lflag &= ~(NOFLSH);
- AFTER("qiflush");
- returnCode(_nc_set_curterm( &cur_term->Nttyb));
-#else
- returnCode(ERR);
-#endif
-}
-
-
-int noraw(void)
-{
- T((T_CALLED("noraw()")));
-
- SP->_raw = FALSE;
- SP->_cbreak = FALSE;
-
-#ifdef __EMX__
- setmode(SP->_ifd, O_TEXT);
-#endif
-
-#ifdef TERMIOS
- BEFORE("noraw");
- cur_term->Nttyb.c_lflag |= ISIG|ICANON;
- cur_term->Nttyb.c_iflag |= COOKED_INPUT;
- AFTER("noraw");
-#else
- cur_term->Nttyb.sg_flags &= ~(RAW|CBREAK);
-#endif
- returnCode(_nc_set_curterm( &cur_term->Nttyb));
-}
-
-
-int nocbreak(void)
-{
- T((T_CALLED("nocbreak()")));
-
- SP->_cbreak = FALSE;
-
-#ifdef __EMX__
- setmode(SP->_ifd, O_TEXT);
-#endif
-
-#ifdef TERMIOS
- BEFORE("nocbreak");
- cur_term->Nttyb.c_lflag |= ICANON;
- cur_term->Nttyb.c_iflag |= ICRNL;
- AFTER("nocbreak");
-#else
- cur_term->Nttyb.sg_flags &= ~CBREAK;
-#endif
- returnCode(_nc_set_curterm( &cur_term->Nttyb));
-}
-
-int noqiflush(void)
-{
- T((T_CALLED("noqiflush()")));
-
- /*
- * Note: this implementation may be wrong. See the comment under
- * intrflush().
- */
-
-#ifdef TERMIOS
- BEFORE("noqiflush");
- cur_term->Nttyb.c_lflag |= NOFLSH;
- AFTER("noqiflush");
- returnCode(_nc_set_curterm( &cur_term->Nttyb));
-#else
- returnCode(ERR);
-#endif
-}
-
-int intrflush(WINDOW *win GCC_UNUSED, bool flag)
-{
- T((T_CALLED("intrflush(%d)"), flag));
-
- /*
- * This call does the same thing as the qiflush()/noqiflush()
- * pair. We know for certain that SVr3 intrflush() tweaks the
- * NOFLSH bit; on the other hand, the match (in the SVr4 man
- * pages) between the language describing NOFLSH in termio(7)
- * and the language describing qiflush()/noqiflush() in
- * curs_inopts(3x) is too exact to be coincidence.
- */
-
-#ifdef TERMIOS
- BEFORE("intrflush");
- if (flag)
- cur_term->Nttyb.c_lflag &= ~(NOFLSH);
- else
- cur_term->Nttyb.c_lflag |= (NOFLSH);
- AFTER("intrflush");
- returnCode(_nc_set_curterm( &cur_term->Nttyb));
-#else
- returnCode(ERR);
-#endif
-}