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dnl Process this file with autoconf to produce a configure script. |
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dnl Written in 2002 by Christian Bauer et al. |
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|
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< |
AC_INIT(main_unix.cpp) |
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> |
AC_INIT([Basilisk II], 1.0, [Christian.Bauer@uni-mainz.de], BasiliskII) |
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> |
AC_CONFIG_SRCDIR(main_unix.cpp) |
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AC_PREREQ(2.52) |
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AC_CONFIG_HEADER(config.h) |
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|
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dnl Aliases for PACKAGE and VERSION macros. |
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AC_DEFINE(PACKAGE, PACKAGE_NAME, [Alias to PACKAGE for i18n.]) |
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AC_DEFINE(VERSION, PACKAGE_VERSION, [Alias to VERSION for i18n.]) |
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|
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dnl Some systems do not put corefiles in the currect directory, avoid saving |
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dnl cores for the configure tests since some are intended to dump core. |
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ulimit -c 0 |
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|
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dnl Video options. |
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AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes]) |
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AC_ARG_ENABLE(xf86-vidmode, [ --enable-xf86-vidmode use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes]) |
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AC_CHECK_LIB(Hcurses, tgetent, , |
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AC_CHECK_LIB(curses, tgetent)))))) |
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AC_CHECK_LIB(readline, readline) |
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AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h) |
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else |
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AC_MSG_RESULT(no) |
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AC_MSG_WARN([Could not find mon, ignoring --with-mon.]) |
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CXXFLAGS="$CXXFLAGS $GTK_CFLAGS" |
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LIBS="$LIBS $GTK_LIBS" |
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UISRCS=prefs_editor_gtk.cpp |
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dnl somehow, <gnome-i18n.h> would redefine gettext() to nothing if |
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dnl ENABLE_NLS is not set, thusly conflicting with C++ <string> which |
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dnl includes <libintl.h> |
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AM_GNU_GETTEXT |
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B2_PATH_GNOMEUI([ |
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AC_DEFINE(HAVE_GNOMEUI, 1, [Define if libgnomeui is available.]) |
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CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS" |
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|
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dnl Checks for header files. |
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AC_HEADER_STDC |
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AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h) |
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> |
AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h mach/mach.h) |
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AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h) |
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|
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dnl Checks for typedefs, structures, and compiler characteristics. |
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AC_C_BIGENDIAN |
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AC_TRY_RUN([ |
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#include "vm_alloc.cpp" |
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int main(void) { /* returns 0 if we could map the lowmem globals */ |
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volatile char * lm; |
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volatile char * lm = 0; |
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if (vm_init() < 0) exit(1); |
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if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1); |
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if (vm_acquire_fixed(0, 0x2000) < 0) exit(1); |
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lm[0] = 'z'; |
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if (vm_release((char *)lm, 0x2000) < 0) exit(1); |
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vm_exit(); exit(0); |
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AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall", |
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[Define if your system requires sigactions to be reinstalled.]) |
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|
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dnl Check if extended signals are supported. |
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AC_CACHE_CHECK([whether your system supports extended signal handlers], |
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ac_cv_have_extended_signals, [ |
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dnl Check if Mach exceptions supported. |
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AC_CACHE_CHECK([whether your system supports Mach exceptions], |
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ac_cv_have_mach_exceptions, [ |
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AC_LANG_SAVE |
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AC_LANG_CPLUSPLUS |
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AC_TRY_RUN([ |
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< |
#define HAVE_SIGINFO_T 1 |
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> |
#define HAVE_MACH_EXCEPTIONS 1 |
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#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
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#include "vm_alloc.cpp" |
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#include "sigsegv.cpp" |
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], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no, |
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], [ |
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sigsegv_recovery=mach |
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ac_cv_have_mach_exceptions=yes |
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], |
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ac_cv_have_mach_exceptions=no, |
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dnl When cross-compiling, do not assume anything. |
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< |
ac_cv_have_extended_signals=no |
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ac_cv_have_mach_exceptions=no |
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) |
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AC_LANG_RESTORE |
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] |
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) |
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AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals", |
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[Define if your system support extended signals.]) |
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AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions", |
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[Define if your system supports Mach exceptions.]) |
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|
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dnl Otherwise, check if extended signals are supported. |
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if [[ -z "$sigsegv_recovery" ]]; then |
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AC_CACHE_CHECK([whether your system supports extended signal handlers], |
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ac_cv_have_extended_signals, [ |
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AC_LANG_SAVE |
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AC_LANG_CPLUSPLUS |
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AC_TRY_RUN([ |
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#define HAVE_SIGINFO_T 1 |
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#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
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#include "vm_alloc.cpp" |
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#include "sigsegv.cpp" |
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], [ |
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sigsegv_recovery=siginfo |
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ac_cv_have_extended_signals=yes |
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], |
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ac_cv_have_extended_signals=no, |
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dnl When cross-compiling, do not assume anything. |
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ac_cv_have_extended_signals=no |
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) |
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AC_LANG_RESTORE |
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] |
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) |
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AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals", |
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[Define if your system support extended signals.]) |
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fi |
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|
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dnl Otherwise, check for subterfuges. |
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if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then |
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if [[ -z "$sigsegv_recovery" ]]; then |
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AC_CACHE_CHECK([whether we then have a subterfuge for your system], |
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ac_cv_have_sigcontext_hack, [ |
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AC_LANG_SAVE |
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#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
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#include "vm_alloc.cpp" |
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#include "sigsegv.cpp" |
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], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no, |
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], [ |
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sigsegv_recovery=sigcontext |
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ac_cv_have_sigcontext_hack=yes |
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], |
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ac_cv_have_sigcontext_hack=no, |
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dnl When cross-compiling, do not assume anything. |
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ac_cv_have_sigcontext_hack=no |
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) |
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|
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dnl Can we do Video on SEGV Signals ? |
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CAN_VOSF=no |
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if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then |
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> |
if [[ -n "$sigsegv_recovery" ]]; then |
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CAN_VOSF=yes |
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fi |
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|
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dnl Check for GCC 2.7 or higher. |
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HAVE_GCC27=no |
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AC_MSG_CHECKING(for GCC 2.7 or higher) |
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AC_EGREP_CPP(yes, |
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AC_EGREP_CPP(xyes, |
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[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 |
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yes |
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xyes |
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#endif |
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], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) |
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|
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dnl Check for GCC 3.0 or higher. |
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HAVE_GCC30=no |
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AC_MSG_CHECKING(for GCC 3.0 or higher) |
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AC_EGREP_CPP(yes, |
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> |
AC_EGREP_CPP(xyes, |
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[#if __GNUC__ >= 3 |
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< |
yes |
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> |
xyes |
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#endif |
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], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no)) |
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|
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AC_SUBST(SYSSRCS) |
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AC_SUBST(CPUINCLUDES) |
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AC_SUBST(CPUSRCS) |
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AC_OUTPUT(Makefile) |
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> |
AC_CONFIG_FILES([Makefile]) |
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> |
AC_OUTPUT |
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|
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dnl Print summary. |
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echo |
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echo Floating-Point emulation core .......... : $FPE_CORE |
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echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS |
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echo Addressing mode ........................ : $ADDRESSING_MODE |
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echo Bad memory access recovery type ........ : $sigsegv_recovery |
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echo |
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echo "Configuration done. Now type \"make\" (or \"gmake\")." |
