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authored <ed@FreeBSD.org>2008-11-13 19:05:27 +0000
committered <ed@FreeBSD.org>2008-11-13 19:05:27 +0000
commitc737fde5da8ad82be2a77a725aa2efdea4213788 (patch)
tree9bb27ba397c1269eb811cb12755d0f59d1c0d053 /libexec/telnetd
parent4ee5cbf821c9553c41dfee8833555d7d9515f2e6 (diff)
downloadFreeBSD-src-c737fde5da8ad82be2a77a725aa2efdea4213788.zip
FreeBSD-src-c737fde5da8ad82be2a77a725aa2efdea4213788.tar.gz
Convert telnetd(8) to use posix_openpt(2).
Some time ago I got some reports MPSAFE TTY broke telnetd(8). Even though it turned out to be a different problem within the TTY code, I spotted a small issue with telnetd(8). Instead of allocating PTY's using openpty(3) or posix_openpt(2), it used its own PTY allocation routine. This means that telnetd(8) still uses /dev/ptyXX-style devices. I've also increased the size of line[]. Even though 16 should be enough, we already use 13 bytes ("/dev/pts/999", including '\0'). 32 bytes gives us a little more freedom. Also enable -DSTREAMSPTY. Otherwise telnetd(8) strips the PTY's pathname to the latest slash instead of just removing "/dev/" (e.g. /dev/pts/0 -> 0, instead of pts/0). Reviewed by: rink
Diffstat (limited to 'libexec/telnetd')
-rw-r--r--libexec/telnetd/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/libexec/telnetd/Makefile b/libexec/telnetd/Makefile
index 3ad8a4e..dcc3398 100644
--- a/libexec/telnetd/Makefile
+++ b/libexec/telnetd/Makefile
@@ -17,7 +17,8 @@ SRCS= global.c slc.c state.c sys_term.c telnetd.c \
WARNS?= 2
WFORMAT?= 0
-CFLAGS+= -DLINEMODE -DUSE_TERMIO -DDIAGNOSTICS -DOLD_ENVIRON -DENV_HACK
+CFLAGS+= -DLINEMODE -DUSE_TERMIO -DDIAGNOSTICS -DOLD_ENVIRON \
+ -DENV_HACK -DSTREAMSPTY
.if ${MK_INET6_SUPPORT} != "no"
CFLAGS+= -DINET6
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