telnet: move winsize detection closer to I/O loop, delete non-functioning debug code

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 11 deletions

diff --git a/libbb/bb_askpass.c b/libbb/bb_askpass.c
index aae35ec41..5599c82ef 100644
--- a/libbb/bb_askpass.c
+++ b/libbb/bb_askpass.c
@@ -37,15 +37,6 @@ char* FAST_FUNC bb_ask(const int fd, int timeout, const char *prompt)
 
         tcgetattr(fd, &oldtio);
         tio = oldtio;
-#if 0
-        /* Switch off UPPERCASE->lowercase conversion (never used since 198x)
-         * and XON/XOFF (why we want to mess with this??)
-         */
-# ifndef IUCLC
-#  define IUCLC 0
-# endif
-        tio.c_iflag &= ~(IUCLC|IXON|IXOFF|IXANY);
-#endif
         /* Switch off echo */
         tio.c_lflag &= ~(ECHO|ECHOE|ECHOK|ECHONL);
         tcsetattr(fd, TCSANOW, &tio);
@@ -66,9 +57,8 @@ char* FAST_FUNC bb_ask(const int fd, int timeout, const char *prompt)
         while (1) {
                 int r = read(fd, &ret[i], 1);
                 if ((i == 0 && r == 0) /* EOF (^D) with no password */
-                 || r < 0
+                 || r < 0 /* read is interrupted by timeout or ^C */
                 ) {
-                        /* read is interrupted by timeout or ^C */
                         ret = NULL;
                         break;
                 }