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root/cebix/SheepShaver/src/Unix/configure.in
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Comparing SheepShaver/src/Unix/configure.in (file contents):
Revision 1.20 by gbeauche, 2004-02-20T17:33:27Z vs.
Revision 1.25 by gbeauche, 2004-06-22T22:41:44Z

# Line 13 | Line 13 | dnl Options.
13   AC_ARG_ENABLE(jit,          [  --enable-jit            enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes])
14   AC_ARG_ENABLE(ppc-emulator, [  --enable-ppc-emulator   use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto])
15   AC_ARG_ENABLE(xf86-dga,     [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
16 < AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
16 > AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=no]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=no])
17   AC_ARG_ENABLE(vosf,         [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
18   AC_ARG_WITH(esd,            [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
19   AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
# Line 183 | Line 183 | AC_HEADER_SYS_WAIT
183   AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h)
184   AC_CHECK_HEADERS(sys/time.h sys/times.h)
185   AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h)
186 < AC_CHECK_HEADERS(mmintrin.h, [have_mmintrin_h=yes])
187 < AC_CHECK_HEADERS(xmmintrin.h, [have_xmmintrin_h=yes])
188 < AC_CHECK_HEADERS(emmintrin.h, [have_emmintrin_h=yes])
186 > AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h)
187  
188   dnl Checks for typedefs, structures, and compiler characteristics.
189   AC_C_BIGENDIAN
# Line 226 | Line 224 | AC_CHECK_FUNCS(nanosleep)
224   AC_CHECK_FUNCS(sigaction signal)
225   AC_CHECK_FUNCS(mmap mprotect munmap)
226   AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
227 + AC_CHECK_FUNCS(posix_memalign memalign valloc)
228  
229   dnl Darwin seems to define mach_task_self() instead of task_self().
230   AC_CHECK_FUNCS(mach_task_self task_self)
# Line 275 | Line 274 | AC_DEFUN(AC_TRANSLATE_DEFINE, [
274      fi
275   ])
276  
277 + dnl Check that the host supports TUN/TAP devices
278 + AC_CACHE_CHECK([whether TUN/TAP is supported],
279 +  ac_cv_tun_tap_support, [
280 +  AC_TRY_COMPILE([
281 +    #if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H)
282 +    #include <linux/if.h>
283 +    #include <linux/if_tun.h>
284 +    #endif
285 +    #if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H)
286 +    #include <net/if.h>
287 +    #include <net/if_tun.h>
288 +    #endif
289 +  ], [
290 +    struct ifreq ifr;
291 +    memset(&ifr, 0, sizeof(ifr));
292 +    ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
293 +  ],
294 +  ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no
295 +  )
296 + ])
297 + AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support",
298 +  [Define if your system supports TUN/TAP devices.])
299 +
300   dnl Various checks if the system supports vm_allocate() and the like functions.
301   have_mach_vm=no
302   if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
# Line 528 | Line 550 | AC_CACHE_CHECK([whether your system supp
550      #define CONFIGURE_TEST_SIGSEGV_RECOVERY
551      #include "vm_alloc.cpp"
552      #include "sigsegv.cpp"
531 –  ], [
532 –  sigsegv_recovery=mach
533 –  ac_cv_have_mach_exceptions=yes
553    ],
554 +  ac_cv_have_mach_exceptions=yes,
555    ac_cv_have_mach_exceptions=no,
556    dnl When cross-compiling, do not assume anything.
557    ac_cv_have_mach_exceptions=no
# Line 539 | Line 559 | AC_CACHE_CHECK([whether your system supp
559    AC_LANG_RESTORE
560    ]
561   )
562 + if [[ "$ac_cv_have_mach_exceptions" = "yes" ]]; then
563 +  sigsegv_recovery=mach
564 + fi
565   AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
566    [Define if your system supports Mach exceptions.])
567  
# Line 553 | Line 576 | if [[ -z "$sigsegv_recovery" ]]; then
576        #define CONFIGURE_TEST_SIGSEGV_RECOVERY
577        #include "vm_alloc.cpp"
578        #include "sigsegv.cpp"
556 –    ], [
557 –    sigsegv_recovery=siginfo
558 –    ac_cv_have_extended_signals=yes
579      ],
580 +    ac_cv_have_extended_signals=yes,
581      ac_cv_have_extended_signals=no,
582      dnl When cross-compiling, do not assume anything.
583      ac_cv_have_extended_signals=no
# Line 564 | Line 585 | if [[ -z "$sigsegv_recovery" ]]; then
585      AC_LANG_RESTORE
586      ]
587    )
588 +  if [[ "$ac_cv_have_extended_signals" = "yes" ]]; then
589 +    sigsegv_recovery=siginfo
590 +  fi
591    AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
592      [Define if your system support extended signals.])
593   fi
# Line 579 | Line 603 | if [[ -z "$sigsegv_recovery" ]]; then
603        #define CONFIGURE_TEST_SIGSEGV_RECOVERY
604        #include "vm_alloc.cpp"
605        #include "sigsegv.cpp"
582 –    ], [
583 –    sigsegv_recovery=sigcontext
584 –    ac_cv_have_sigcontext_hack=yes
606      ],
607 +    ac_cv_have_sigcontext_hack=yes,
608      ac_cv_have_sigcontext_hack=no,
609      dnl When cross-compiling, do not assume anything.
610      ac_cv_have_sigcontext_hack=no
611      )
612      AC_LANG_RESTORE
613    ])
614 +  if [[ "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
615 +    sigsegv_recovery=sigcontext
616 +  fi
617    AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack",
618      [Define if we know a hack to replace siginfo_t->si_addr member.])
619   fi
# Line 617 | Line 642 | dnl Can we do Video on SEGV Signals ?
642   CAN_VOSF=no
643   if [[ -n "$sigsegv_recovery" ]]; then
644    CAN_VOSF=yes
645 +  case $target_os in
646 +  darwin*)
647 +    dnl Signal handlers in darwin are way too slow since the whole
648 +    dnl machine state (GPRs, FPRs, VRs) is forcibly saved.
649 +    dnl In other words, VOSF is slower than static window refreshes.
650 +    CAN_VOSF=no
651 +    ;;
652 +  esac
653   fi
654  
655   dnl Enable VOSF screen updates with this feature is requested and feasible
# Line 728 | Line 761 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
761          else
762            DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
763          fi
764 <        if [[ "x$have_mmintrin_h" = "xyes" ]]; then
765 <          DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"
766 <        fi
767 <        if [[ "x$have_xmmintrin_h" = "xyes" ]]; then
768 <          DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"
769 <        fi
770 <        if [[ "x$have_emmintrin_h" = "xyes" ]]; then
771 <          DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"
772 <        fi
764 >        saved_CPPFLAGS=$CPPFLAGS
765 >        CPPFLAGS="$CPPFLAGS -mmmx"
766 >        AC_CHECK_HEADERS(mmintrin.h,  [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"])
767 >        CPPFLAGS="$CPPFLAGS -msse"
768 >        AC_CHECK_HEADERS(xmmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"])
769 >        CPPFLAGS="$CPPFLAGS -msse2"
770 >        AC_CHECK_HEADERS(emmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"])
771 >        CPPFLAGS=$saved_CPPFLAGS
772 >        ;;
773 >      x86_64)
774 >        AC_CHECK_HEADERS(mmintrin.h xmmintrin.h emmintrin.h)
775          ;;
776        esac
777        DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000"

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