| 257 |
|
dnl Darwin seems to define mach_task_self() instead of task_self(). |
| 258 |
|
AC_CHECK_FUNCS(mach_task_self task_self) |
| 259 |
|
|
| 260 |
+ |
dnl Check for headers and functions related to pty support (sshpty.c) |
| 261 |
+ |
dnl From openssh-3.2.2p1 configure.ac |
| 262 |
+ |
|
| 263 |
+ |
AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h) |
| 264 |
+ |
AC_CHECK_FUNCS(_getpty vhangup strlcpy) |
| 265 |
+ |
|
| 266 |
+ |
case "$host" in |
| 267 |
+ |
*-*-hpux10.26) |
| 268 |
+ |
disable_ptmx_check=yes |
| 269 |
+ |
;; |
| 270 |
+ |
*-*-linux*) |
| 271 |
+ |
no_dev_ptmx=1 |
| 272 |
+ |
;; |
| 273 |
+ |
mips-sony-bsd|mips-sony-newsos4) |
| 274 |
+ |
AC_DEFINE(HAVE_NEWS4) |
| 275 |
+ |
;; |
| 276 |
+ |
*-*-sco3.2v4*) |
| 277 |
+ |
no_dev_ptmx=1 |
| 278 |
+ |
;; |
| 279 |
+ |
*-*-sco3.2v5*) |
| 280 |
+ |
no_dev_ptmx=1 |
| 281 |
+ |
;; |
| 282 |
+ |
esac |
| 283 |
+ |
|
| 284 |
+ |
if test -z "$no_dev_ptmx" ; then |
| 285 |
+ |
if test "x$disable_ptmx_check" != "xyes" ; then |
| 286 |
+ |
AC_CHECK_FILE("/dev/ptmx", |
| 287 |
+ |
[ |
| 288 |
+ |
AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX) |
| 289 |
+ |
have_dev_ptmx=1 |
| 290 |
+ |
] |
| 291 |
+ |
) |
| 292 |
+ |
fi |
| 293 |
+ |
fi |
| 294 |
+ |
AC_CHECK_FILE("/dev/ptc", |
| 295 |
+ |
[ |
| 296 |
+ |
AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC) |
| 297 |
+ |
have_dev_ptc=1 |
| 298 |
+ |
] |
| 299 |
+ |
) |
| 300 |
+ |
|
| 301 |
+ |
dnl (end of code from openssh-3.2.2p1 configure.ac) |
| 302 |
+ |
|
| 303 |
+ |
|
| 304 |
|
dnl Select system-dependant source files. |
| 305 |
|
SERIALSRC=serial_unix.cpp |
| 306 |
|
ETHERSRC=../dummy/ether_dummy.cpp |
| 631 |
|
] |
| 632 |
|
) |
| 633 |
|
AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals") |
| 634 |
< |
|
| 634 |
> |
|
| 635 |
|
dnl Otherwise, check for subterfuges. |
| 636 |
|
if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then |
| 637 |
|
AC_CACHE_CHECK("whether we then have a subterfuge for your system", |
| 652 |
|
AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack") |
| 653 |
|
fi |
| 654 |
|
|
| 655 |
+ |
dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler) |
| 656 |
+ |
AC_CACHE_CHECK("whether we can skip instruction in SIGSEGV handler", |
| 657 |
+ |
ac_cv_have_skip_instruction, [ |
| 658 |
+ |
AC_LANG_SAVE |
| 659 |
+ |
AC_LANG_CPLUSPLUS |
| 660 |
+ |
AC_TRY_RUN([ |
| 661 |
+ |
#define HAVE_SIGSEGV_SKIP_INSTRUCTION 1 |
| 662 |
+ |
#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
| 663 |
+ |
#include "vm_alloc.cpp" |
| 664 |
+ |
#include "sigsegv.cpp" |
| 665 |
+ |
], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no, |
| 666 |
+ |
dnl When cross-compiling, do not assume anything. |
| 667 |
+ |
ac_cv_have_skip_instruction=no |
| 668 |
+ |
) |
| 669 |
+ |
AC_LANG_RESTORE |
| 670 |
+ |
] |
| 671 |
+ |
) |
| 672 |
+ |
AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction") |
| 673 |
+ |
|
| 674 |
|
dnl Can we do Video on SEGV Signals ? |
| 675 |
|
CAN_VOSF=no |
| 676 |
|
if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then |
