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dnl Process this file with autoconf to produce a configure script. dnl Written in 1999 by Christian Bauer et al. AC_INIT(main_unix.cpp) AC_PREREQ(2.12) AC_CONFIG_HEADER(config.h) dnl Options. AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes]) AC_ARG_ENABLE(xf86-vidmode, [ --enable-xf86-vidmode use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes]) AC_ARG_ENABLE(fbdev-dga, [ --enable-fbdev-dga use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes]) AC_ARG_ENABLE(vosf, [ --enable-vosf enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes]) dnl FPU emulation core. AC_ARG_ENABLE(fpe, [ --enable-fpe=which specify which fpu emulator to use [default=opt]], [ case "$enableval" in default) FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise uae) FPE_CORE="uae";; *) AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);; esac ], [ FPE_CORE="default" ]) dnl Addressing modes. AC_ARG_ENABLE(addressing, [ --enable-addressing=AM specify the addressing mode to use [default=fastest]], [ case "$enableval" in real) ADDRESSING_TEST_ORDER="real";; direct) ADDRESSING_TEST_ORDER="direct";; banks) ADDRESSING_TEST_ORDER="banks";; fastest)ADDRESSING_TEST_ORDER="direct banks";; *) AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);; esac ], [ ADDRESSING_TEST_ORDER="direct banks" ]) dnl External packages. AC_ARG_WITH(esd, [ --with-esd support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes]) AC_ARG_WITH(gtk, [ --with-gtk use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes]) AC_ARG_WITH(mon, [ --with-mon use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes]) dnl Canonical system information. AC_CANONICAL_HOST AC_CANONICAL_TARGET dnl Target OS type (target is host if not cross-compiling). case "$target_os" in linux*) OS_TYPE=linux;; netbsd*) OS_TYPE=netbsd;; freebsd*) OS_TYPE=freebsd;; solaris*) OS_TYPE=solaris;; *) OS_TYPE=`echo $target_os | sed -e 's/-/_/' | sed -e 's/\./_/'`;; esac DEFINES="$DEFINES -DOS_$OS_TYPE" dnl Target CPU type. HAVE_I386=no HAVE_M68K=no HAVE_SPARC=no HAVE_POWERPC=no case "$target_cpu" in i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;; m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;; sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;; powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;; *) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;; esac DEFINES="$DEFINES -DCPU_$CPU_TYPE" dnl Checks for programs. AC_PROG_CC AC_PROG_CC_C_O AC_PROG_CPP AC_PROG_CXX AC_PROG_MAKE_SET AC_PROG_INSTALL dnl We use mon if possible. MONSRCS= if [[ "x$WANT_MON" = "xyes" ]]; then AC_MSG_CHECKING(for mon) mon_srcdir=../../../mon/src if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then AC_MSG_RESULT(yes) AC_DEFINE(ENABLE_MON) MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c" CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass" AC_CHECK_LIB(readline, readline) AC_CHECK_LIB(termcap, tputs) AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h) else AC_MSG_RESULT(no) AC_MSG_WARN([Could not find mon, ignoring --with-mon.]) WANT_MON=no fi fi dnl Checks for libraries. AC_CHECK_LIB(posix4, sem_init) dnl We need X11. AC_PATH_XTRA if [[ "x$no_x" = "xyes" ]]; then AC_MSG_ERROR([You need X11 to run Basilisk II.]) fi CFLAGS="$CFLAGS $X_CFLAGS" CXXFLAGS="$CXXFLAGS $X_CFLAGS" LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS" dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL. HAVE_PTHREADS=yes AC_CHECK_LIB(pthread, pthread_create, , [ AC_CHECK_LIB(c_r, pthread_create, , [ AC_CHECK_LIB(PTL, pthread_create, , [ HAVE_PTHREADS=no ]) ]) ]) if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then AC_DEFINE(HAVE_PTHREADS) fi AC_CHECK_FUNCS(pthread_cancel) dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes. SEMSRC= AC_CHECK_FUNCS(sem_init, , [ if test "x$HAVE_PTHREADS" = "xyes"; then SEMSRC=posix_sem.cpp fi ]) dnl We use DGA (XFree86 or fbdev) if possible. if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [ AC_DEFINE(ENABLE_XF86_DGA) LIBS="$LIBS -lXxf86dga" if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.]) WANT_FBDEV_DGA=no fi ], [ AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.]) WANT_XF86_DGA=no ]) fi if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then AC_DEFINE(ENABLE_FBDEV_DGA) fi dnl We use XFree86 VidMode if possible. if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [ AC_DEFINE(ENABLE_XF86_VIDMODE) LIBS="$LIBS -lXxf86vm" ], [ AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.]) WANT_XF86_VIDMODE=no ]) fi dnl We use GTK+ if possible. UISRCS=../dummy/prefs_editor_dummy.cpp if [[ "x$WANT_GTK" = "xyes" ]]; then AM_PATH_GTK(1.2.0, [ AC_DEFINE(ENABLE_GTK) CFLAGS="$CFLAGS $GTK_CFLAGS" CXXFLAGS="$CXXFLAGS $GTK_CFLAGS" LIBS="$LIBS $GTK_LIBS" UISRCS=prefs_editor_gtk.cpp ], [ AC_MSG_WARN([Could not find GTK+, disabling user interface.]) WANT_GTK=no ]) fi dnl We use ESD if possible. if [[ "x$WANT_ESD" = "xyes" ]]; then AM_PATH_ESD(0.2.8, [ AC_DEFINE(ENABLE_ESD) CFLAGS="$CFLAGS $ESD_CFLAGS" CXXFLAGS="$CXXFLAGS $ESD_CFLAGS" LIBS="$LIBS $ESD_LIBS" ], [ AC_MSG_WARN([Could not find ESD, disabling ESD support.]) WANT_ESD=no ]) fi dnl Checks for header files. AC_HEADER_STDC AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h) dnl Checks for typedefs, structures, and compiler characteristics. AC_C_BIGENDIAN AC_C_CONST AC_C_INLINE AC_CHECK_SIZEOF(short, 2) AC_CHECK_SIZEOF(int, 4) AC_CHECK_SIZEOF(long, 4) AC_CHECK_SIZEOF(long long, 8) AC_CHECK_SIZEOF(void *, 4) AC_TYPE_OFF_T AC_CHECK_TYPE(loff_t, off_t) AC_TYPE_SIZE_T AC_TYPE_SIGNAL AC_HEADER_TIME AC_STRUCT_TM dnl Checks for library functions. AC_CHECK_FUNCS(strdup cfmakeraw) AC_CHECK_FUNCS(clock_gettime timer_create) AC_CHECK_FUNCS(sigaction signal) dnl Select system-dependant source files. SERIALSRC=serial_unix.cpp ETHERSRC=../dummy/ether_dummy.cpp SCSISRC=../dummy/scsi_dummy.cpp AUDIOSRC=../dummy/audio_dummy.cpp EXTRASYSSRCS= CAN_NATIVE_M68K=no case "$target_os" in linux*) ETHERSRC=ether_unix.cpp AUDIOSRC=audio_oss_esd.cpp SCSISRC=Linux/scsi_linux.cpp ;; freebsd*) ETHERSRC=ether_unix.cpp AUDIOSRC=audio_oss_esd.cpp DEFINES="$DEFINES -DBSD_COMP" CXXFLAGS="$CXXFLAGS -fpermissive" dnl Check for the CAM library AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no) if [[ "x$HAVE_LIBCAM" = "xno" ]]; then AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.]) else dnl Check for the sys kernel includes AC_CHECK_HEADER(camlib.h) if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then dnl In this case I should fix this thing including a "patch" dnl to access directly to the functions in the kernel :) --Orlando AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.]) else SCSISRC=FreeBSD/scsi_freebsd.cpp LIBS="$LIBS -lcam" DEFINES="$DEFINES -DCAM" fi fi ;; netbsd*) CAN_NATIVE_M68K=yes ;; solaris*) AUDIOSRC=Solaris/audio_solaris.cpp DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS" ;; irix*) AUDIOSRC=Irix/audio_irix.cpp EXTRASYSSRCS=Irix/unaligned.c dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS" DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS" LIBS="$LIBS -laudio" dnl Check if our compiler supports -Ofast (MIPSPro) HAVE_OFAST=no ocflags="$CFLAGS" CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'` AC_MSG_CHECKING(if "-Ofast" works) dnl Do a test compile of an empty function AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no)) CFLAGS="$ocflags" ;; esac dnl Use 68k CPU natively? WANT_NATIVE_M68K=no if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then AC_DEFINE(ENABLE_NATIVE_M68K) WANT_NATIVE_M68K=yes fi if [[ "x$HAVE_PTHREADS" = "xno" ]]; then dnl Serial, ethernet and audio support needs pthreads AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.]) SERIALSRC=../dummy/serial_dummy.cpp ETHERSRC=../dummy/ether_dummy.cpp AUDIOSRC=../dummy/audio_dummy.cpp fi SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS" dnl Define a macro that translates a yesno-variable into a C macro definition dnl to be put into the config.h file dnl $1 -- the macro to define dnl $2 -- the value to translate AC_DEFUN(AC_TRANSLATE_DEFINE, [ if [[ "x$2" = "xyes" ]]; then AC_DEFINE($1) fi ]) dnl Check if we can mmap 0x2000 bytes from 0x0000 AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000", ac_cv_can_map_lm, [ AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_RUN([ #include <unistd.h> #include <fcntl.h> #include <sys/mman.h> int main() { int zero_fd; char * lm; if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1); if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1); lm[0] = 0x12; munmap(lm, 0x2000); close(zero_fd); exit(0); } ], [ac_cv_can_map_lm=yes], [ac_cv_can_map_lm=no] ) AC_LANG_RESTORE ] ) dnl Check signal handlers need to be reinstalled AC_CACHE_CHECK("whether signal handlers need to be reinstalled", ac_cv_signal_need_reinstall, [ AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_RUN([ #include <stdlib.h> #ifdef HAVE_UNISTD_H #include <unistd.h> #endif #include <signal.h> static int handled_signal = 0; RETSIGTYPE sigusr1_handler(int) { handled_signal++; } int main(void) { /* returns 0 if signals need not to be reinstalled */ signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1); exit(handled_signal == 2); } ], [ac_cv_signal_need_reinstall=yes], [ac_cv_signal_need_reinstall=no] ) AC_LANG_RESTORE ] ) AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall") dnl Check if sigaction handlers need to be reinstalled AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled", ac_cv_sigaction_need_reinstall, [ AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_RUN([ #include <stdlib.h> #ifdef HAVE_UNISTD_H #include <unistd.h> #endif #include <signal.h> static int handled_signal = 0; RETSIGTYPE sigusr1_handler(int) { handled_signal++; } typedef RETSIGTYPE (*signal_handler)(int); static signal_handler mysignal(int sig, signal_handler handler) { struct sigaction old_sa; struct sigaction new_sa; new_sa.sa_handler = handler; return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler); } int main(void) { /* returns 0 if signals need not to be reinstalled */ mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1); exit(handled_signal == 2); } ], [ac_cv_sigaction_need_reinstall=yes], [ac_cv_sigaction_need_reinstall=no] ) AC_LANG_RESTORE ] ) AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall") dnl Check if extended signals are supported. AC_CACHE_CHECK("whether your system supports extended signal handlers", ac_cv_have_extended_signals, [ AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_RUN([ #define HAVE_SIGINFO_T 1 #define CONFIGURE_TEST #include "sigsegv.cpp" ], [ac_cv_have_extended_signals=yes], [ac_cv_have_extended_signals=no] ) AC_LANG_RESTORE ] ) AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals") dnl Otherwise, check for subterfuges. if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then AC_CACHE_CHECK("whether we then have a subterfuge for your system", ac_cv_have_sigcontext_hack, [ AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_RUN([ #define HAVE_SIGCONTEXT_SUBTERFUGE 1 #define CONFIGURE_TEST #include "sigsegv.cpp" ], [ac_cv_have_sigcontext_hack=yes], [ac_cv_have_sigcontext_hack=no] ) AC_LANG_RESTORE ]) AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack") fi dnl Can we do Video on SEGV Signals ? CAN_VOSF=no if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then CAN_VOSF=yes fi dnl Determine the addressing mode to use if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then ADDRESSING_MODE="real" else ADDRESSING_MODE="" AC_MSG_CHECKING([for the addressing mode to use]) for am in $ADDRESSING_TEST_ORDER; do case $am in real) dnl Requires ability to mmap() Low Memory globals if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then continue fi dnl Requires VOSF screen updates if [[ "x$CAN_VOSF" = "xno" ]]; then continue fi dnl Real addressing will probably work. ADDRESSING_MODE="real" WANT_VOSF=yes dnl we can use VOSF and we need it actually DEFINES="$DEFINES -DREAL_ADDRESSING" break ;; direct) dnl Requires VOSF screen updates if [[ "x$CAN_VOSF" = "xyes" ]]; then ADDRESSING_MODE="direct" WANT_VOSF=yes dnl we can use VOSF and we need it actually DEFINES="$DEFINES -DDIRECT_ADDRESSING" break fi ;; banks) dnl Default addressing mode ADDRESSING_MODE="memory banks" break ;; *) AC_MSG_ERROR([Internal configure.in script error for $am addressing mode]) esac done AC_MSG_RESULT($ADDRESSING_MODE) if [[ "x$ADDRESSING_MODE" = "x" ]]; then AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER]) ADDRESSING_MODE="memory banks" fi fi dnl Enable VOSF screen updates with this feature is requested and feasible if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then AC_DEFINE(ENABLE_VOSF) else WANT_VOSF=no fi dnl Check for GAS. HAVE_GAS=no AC_MSG_CHECKING(for GAS .p2align feature) cat >conftest.S << EOF .text .p2align 5 EOF if $CC conftest.S -c -o conftest.o >/dev/null 2>&1 ; then HAVE_GAS=yes; fi AC_MSG_RESULT($HAVE_GAS) dnl Check for GCC 2.7 or higher. HAVE_GCC27=no AC_MSG_CHECKING(for GCC 2.7 or higher) AC_EGREP_CPP(yes, [#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 yes #endif ], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher. if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then CFLAGS="$CFLAGS -fomit-frame-pointer" CXXFLAGS="$CXXFLAGS -fomit-frame-pointer" fi dnl Select appropriate CPU source and REGPARAM define. ASM_OPTIMIZATIONS=none CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp" FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp" if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then dnl i386 CPU DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\"" if [[ "x$HAVE_GAS" = "xyes" ]]; then ASM_OPTIMIZATIONS=i386 DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS" CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s" FPUSRCS="../uae_cpu/fpu_x86.cpp" fi elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then dnl SPARC CPU case "$target_os" in solaris*) AC_MSG_CHECKING(SPARC CPU architecture) SPARC_TYPE=`Solaris/which_sparc` AC_MSG_RESULT($SPARC_TYPE) case "$SPARC_TYPE" in SPARC_V8) ASM_OPTIMIZATIONS="SPARC V8 architecture" DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS" CFLAGS="$CFLAGS -Wa,-Av8" CXXFLAGS="$CXXFLAGS -Wa,-Av8" ;; SPARC_V9) ASM_OPTIMIZATIONS="SPARC V9 architecture" DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS" CFLAGS="$CFLAGS -Wa,-Av9" CXXFLAGS="$CXXFLAGS -Wa,-Av9" ;; esac ;; esac elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then dnl Native m68k, no emulation CPUINCLUDES="-I../native_cpu" CPUSRCS="asm_support.s" fi dnl Select appropriate FPU source. dnl 1. Optimized X86 assembly core if target is i386 architecture SAVED_DEFINES=$DEFINES if [[ "x$FPE_CORE" = "xdefault" ]]; then if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then DEFINES="$DEFINES -DFPU_X86" FPE_CORE_STR="i386 optimized core" FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp" else FPE_CORE="uae" fi fi dnl 2. JIT-FPU only supports IEEE-based implementation. if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation]) FPE_CORE="ieee" dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten DEFINES=$SAVED_DEFINES fi dnl 3. Choose either IEEE-based implementation or the old UAE core if [[ "x$FPE_CORE" = "xieee" ]]; then AC_CHECK_HEADERS(fenv.h) AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept) AC_CHECK_FUNCS(fegetround fesetround) DEFINES="$DEFINES -DFPU_IEEE" FPE_CORE_STR="ieee-based fpu core" FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp" elif [[ "x$FPE_CORE" = "xuae" ]]; then DEFINES="$DEFINES -DFPU_UAE" FPE_CORE_STR="original uae core" FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp" fi dnl Check for certain math functions AC_CHECK_FUNCS(atanh) AC_CHECK_FUNCS(isnan isinf) dnl C99 AC_CHECK_FUNCS(isnanl isinfl) dnl IEEE ? dnl UAE CPU sources for all non-m68k-native architectures. if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then CPUINCLUDES="-I../uae_cpu" CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS" fi dnl Remove the "-g" option if set for GCC. if [[ "x$HAVE_GCC27" = "xyes" ]]; then dnl gb-- Probably not the cleanest way to take CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'` CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'` fi dnl Or if we have -Ofast if [[ "x$HAVE_OFAST" = "xyes" ]]; then CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'` CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/ -g$/ -Ofast/;s/^-g$/-Ofast/'` CXXFLAGS="-LANG:std $CXXFLAGS" LDFLAGS="$LDFLAGS -Ofast" fi dnl Generate Makefile. AC_SUBST(DEFINES) AC_SUBST(SYSSRCS) AC_SUBST(CPUINCLUDES) AC_SUBST(CPUSRCS) AC_OUTPUT(Makefile) dnl Print summary. echo echo Basilisk II configuration summary: echo echo XFree86 DGA support .............. : $WANT_XF86_DGA echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE echo fbdev DGA support ................ : $WANT_FBDEV_DGA echo Enable video on SEGV signals ..... : $WANT_VOSF echo ESD sound support ................ : $WANT_ESD echo GTK user interface ............... : $WANT_GTK echo mon debugger support ............. : $WANT_MON echo Running m68k code natively ....... : $WANT_NATIVE_M68K echo Floating-Point emulation core .... : $FPE_CORE_STR echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS echo Addressing mode .................. : $ADDRESSING_MODE echo echo "Configuration done. Now type \"make\" (or \"gmake\")." 
