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authorDenys Vlasenko2018-04-07 15:02:20 +0200
committerDenys Vlasenko2018-04-07 15:02:20 +0200
commit2f094ae82106e91cb210e79ddc2e5285377b549e (patch)
treec76bacf7490a92aceda4113acc98bb9da45cd864 /libbb
parente0afe0a9fd610b1972fdaa444ca39af0b0be6ec4 (diff)
downloadbusybox-2f094ae82106e91cb210e79ddc2e5285377b549e.zip
busybox-2f094ae82106e91cb210e79ddc2e5285377b549e.tar.gz
telnet: move winsize detection closer to I/O loop, delete non-functioning debug code
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
-rw-r--r--libbb/bb_askpass.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/libbb/bb_askpass.c b/libbb/bb_askpass.c
index aae35ec..5599c82 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;
}