diff options
| author | Damien Miller <djm@mindrot.org> | 2000-03-02 23:56:12 +1100 |
|---|---|---|
| committer | Damien Miller <djm@mindrot.org> | 2000-03-02 23:56:12 +1100 |
| commit | 204ad074e51c0e9c25666eb044e4c255bcfe64b6 (patch) | |
| tree | 4c436060e703711ea7fb31ae55329ae414cf86f8 /configure.in | |
| parent | c4cea3e5c71c8f2d48ee22ea05d26a47fb47ad29 (diff) | |
- Warning was valid - possible race condition on PTYs. Avoided using
platform-specific code.
- Document some common problems
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/configure.in b/configure.in index 1cb46525..e5bdc445 100644 --- a/configure.in +++ b/configure.in @@ -55,6 +55,7 @@ case "$host" in ;; *-*-linux*) no_dev_ptmx=1 + need_pty_removed_on_close=1 ;; *-*-netbsd*) need_dash_r=1 @@ -518,9 +519,27 @@ if test ! -z "$nolastlog" ; then fi if test -z "$no_dev_ptmx" ; then - AC_CHECK_FILE("/dev/ptmx", AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)) + AC_CHECK_FILE("/dev/ptmx", + [ + AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX) + have_dev_ptmx=1 + ] + ) +fi +AC_CHECK_FILE("/dev/ptc", + [ + AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC) + have_dev_ptc=1 + ] +) + +# Some systems (defined in platform-specific code above) automagically remove +# Unix98 ptys when they are closed +if test "x$ac_cv_func_openpty" = "xyes" -o "x$have_dev_ptmx" = "x1" -o "x$have_dev_ptc" = "x1" ; then + if test "x$need_pty_removed_on_close" = "x1" ; then + AC_DEFINE(PTY_REMOVED_ON_CLOSE) + fi fi -AC_CHECK_FILE("/dev/ptc", AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)) # Options from here on. Some of these are preset by platform above |