diff options
Diffstat (limited to 'lib/libedit/tty.c')
| -rw-r--r-- | lib/libedit/tty.c | 58 |
1 files changed, 46 insertions, 12 deletions
diff --git a/lib/libedit/tty.c b/lib/libedit/tty.c index c0b4638..f8bae94 100644 --- a/lib/libedit/tty.c +++ b/lib/libedit/tty.c @@ -29,7 +29,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $NetBSD: tty.c,v 1.25 2006/03/18 09:09:41 christos Exp $ + * $NetBSD: tty.c,v 1.31 2009/07/22 15:58:09 christos Exp $ */ #if !defined(lint) && !defined(SCCSID) @@ -443,13 +443,12 @@ private const ttymodes_t ttymodes[] = { -#define tty_getty(el, td) tcgetattr((el)->el_infd, (td)) -#define tty_setty(el, td) tcsetattr((el)->el_infd, TCSADRAIN, (td)) - #define tty__gettabs(td) ((((td)->c_oflag & TAB3) == TAB3) ? 0 : 1) #define tty__geteightbit(td) (((td)->c_cflag & CSIZE) == CS8) #define tty__cooked_mode(td) ((td)->c_lflag & ICANON) +private int tty_getty(EditLine *, struct termios *); +private int tty_setty(EditLine *, int, const struct termios *); private int tty__getcharindex(int); private void tty__getchar(struct termios *, unsigned char *); private void tty__setchar(struct termios *, unsigned char *); @@ -458,6 +457,29 @@ private int tty_setup(EditLine *); #define t_qu t_ts +/* tty_getty(): + * Wrapper for tcgetattr to handle EINTR + */ +private int +tty_getty(EditLine *el, struct termios *t) +{ + int rv; + while ((rv = tcgetattr(el->el_infd, t)) == -1 && errno == EINTR) + continue; + return rv; +} + +/* tty_setty(): + * Wrapper for tcsetattr to handle EINTR + */ +private int +tty_setty(EditLine *el, int action, const struct termios *t) +{ + int rv; + while ((rv = tcsetattr(el->el_infd, action, t)) == -1 && errno == EINTR) + continue; + return rv; +} /* tty_setup(): * Get the tty parameters and initialize the editing state @@ -996,7 +1018,7 @@ tty_rawmode(EditLine *el) if (el->el_tty.t_mode == EX_IO) el->el_tty.t_ex = el->el_tty.t_ts; - if (tty_setty(el, &el->el_tty.t_ed) == -1) { + if (tty_setty(el, TCSADRAIN, &el->el_tty.t_ed) == -1) { #ifdef DEBUG_TTY (void) fprintf(el->el_errfile, "tty_rawmode: tty_setty: %s\n", strerror(errno)); @@ -1021,7 +1043,7 @@ tty_cookedmode(EditLine *el) if (el->el_flags & EDIT_DISABLED) return (0); - if (tty_setty(el, &el->el_tty.t_ex) == -1) { + if (tty_setty(el, TCSADRAIN, &el->el_tty.t_ex) == -1) { #ifdef DEBUG_TTY (void) fprintf(el->el_errfile, "tty_cookedmode: tty_setty: %s\n", @@ -1057,7 +1079,7 @@ tty_quotemode(EditLine *el) el->el_tty.t_qu.c_lflag &= ~el->el_tty.t_t[QU_IO][MD_LIN].t_clrmask; el->el_tty.t_qu.c_lflag |= el->el_tty.t_t[QU_IO][MD_LIN].t_setmask; - if (tty_setty(el, &el->el_tty.t_qu) == -1) { + if (tty_setty(el, TCSADRAIN, &el->el_tty.t_qu) == -1) { #ifdef DEBUG_TTY (void) fprintf(el->el_errfile, "QuoteModeOn: tty_setty: %s\n", strerror(errno)); @@ -1078,7 +1100,7 @@ tty_noquotemode(EditLine *el) if (el->el_tty.t_mode != QU_IO) return (0); - if (tty_setty(el, &el->el_tty.t_ed) == -1) { + if (tty_setty(el, TCSADRAIN, &el->el_tty.t_ed) == -1) { #ifdef DEBUG_TTY (void) fprintf(el->el_errfile, "QuoteModeOff: tty_setty: %s\n", strerror(errno)); @@ -1139,7 +1161,7 @@ tty_stty(EditLine *el, int argc __unused, const char **argv) if (!argv || !*argv) { int i = -1; - int len = 0, st = 0, cu; + size_t len = 0, st = 0, cu; for (m = ttymodes; m->m_name; m++) { if (m->m_type != i) { (void) fprintf(el->el_outfile, "%s%s", @@ -1162,9 +1184,9 @@ tty_stty(EditLine *el, int argc __unused, const char **argv) cu = strlen(m->m_name) + (x != '\0') + 1; - if (len + cu >= el->el_term.t_size.h) { + if (len + cu >= (size_t)el->el_term.t_size.h) { (void) fprintf(el->el_outfile, "\n%*s", - st, ""); + (int)st, ""); len = st + cu; } else len += cu; @@ -1208,7 +1230,8 @@ tty_stty(EditLine *el, int argc __unused, const char **argv) int c = ffs((int)m->m_value); int v = *++p ? parse__escape((const char **) &p) : el->el_tty.t_vdisable; - assert(c-- != 0); + assert(c != 0); + c--; c = tty__getcharindex(c); assert(c != -1); tios->c_cc[c] = v; @@ -1229,6 +1252,17 @@ tty_stty(EditLine *el, int argc __unused, const char **argv) break; } } + + if (el->el_tty.t_mode == z) { + if (tty_setty(el, TCSADRAIN, tios) == -1) { +#ifdef DEBUG_TTY + (void) fprintf(el->el_errfile, + "tty_stty: tty_setty: %s\n", strerror(errno)); +#endif /* DEBUG_TTY */ + return (-1); + } + } + return (0); } |
