| 1 |
dnl Process this file with autoconf to produce a configure script. |
| 2 |
dnl Written in 1999 by Christian Bauer et al. |
| 3 |
|
| 4 |
AC_INIT(main_unix.cpp) |
| 5 |
AC_PREREQ(2.12) |
| 6 |
AC_CONFIG_HEADER(config.h) |
| 7 |
|
| 8 |
dnl Options. |
| 9 |
AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes]) |
| 10 |
AC_ARG_ENABLE(xf86-vidmode, [ --enable-xf86-vidmode use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes]) |
| 11 |
AC_ARG_ENABLE(fbdev-dga, [ --enable-fbdev-dga use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes]) |
| 12 |
AC_ARG_ENABLE(vosf, [ --enable-vosf enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=no]) |
| 13 |
AC_ARG_ENABLE(16bit-vidmode, [ --enable-16bit-vidmode enable 16-bit video if possible [default=yes]], [WANT_16BIT_VIDMODE=$enableval], [WANT_16BIT_VIDMODE=yes]) |
| 14 |
AC_ARG_ENABLE(addressing, |
| 15 |
[ --enable-addressing=mode specify the addressing mode to use [default=fastest]], |
| 16 |
[ case "$enableval" in |
| 17 |
real) ADDRESSING_TEST_ORDER="real";; |
| 18 |
direct) ADDRESSING_TEST_ORDER="direct";; |
| 19 |
banks) ADDRESSING_TEST_ORDER="banks";; |
| 20 |
dnl fastest) ADDRESSING_TEST_ORDER="real direct banks";; gb-- will enable later... |
| 21 |
fastest) ADDRESSING_TEST_ORDER="direct banks";; |
| 22 |
*) AC_MSG_ERROR([--enable-mem-addressing takes only one of the following values: fastest, real, direct, banks]);; |
| 23 |
esac |
| 24 |
], |
| 25 |
dnl [ ADDRESSING_TEST_ORDER="real direct banks" gb-- will probably reactivate later |
| 26 |
[ ADDRESSING_TEST_ORDER="direct banks" |
| 27 |
]) |
| 28 |
AC_ARG_WITH(esd, [ --with-esd support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes]) |
| 29 |
AC_ARG_WITH(gtk, [ --with-gtk use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes]) |
| 30 |
AC_ARG_WITH(mon, [ --with-mon use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes]) |
| 31 |
|
| 32 |
dnl Canonical system information. |
| 33 |
AC_CANONICAL_HOST |
| 34 |
AC_CANONICAL_TARGET |
| 35 |
|
| 36 |
dnl Target OS type (target is host if not cross-compiling). |
| 37 |
case "$target_os" in |
| 38 |
linux*) OS_TYPE=linux;; |
| 39 |
netbsd*) OS_TYPE=netbsd;; |
| 40 |
freebsd*) OS_TYPE=freebsd;; |
| 41 |
solaris*) OS_TYPE=solaris;; |
| 42 |
*) OS_TYPE=`echo $target_os | sed -e 's/-/_/'`;; |
| 43 |
esac |
| 44 |
DEFINES="$DEFINES -DOS_$OS_TYPE" |
| 45 |
|
| 46 |
dnl Target CPU type. |
| 47 |
HAVE_I386=no |
| 48 |
HAVE_M68K=no |
| 49 |
HAVE_SPARC=no |
| 50 |
case "$target_cpu" in |
| 51 |
i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;; |
| 52 |
m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;; |
| 53 |
sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;; |
| 54 |
*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;; |
| 55 |
esac |
| 56 |
DEFINES="$DEFINES -DCPU_$CPU_TYPE" |
| 57 |
|
| 58 |
dnl Checks for programs. |
| 59 |
AC_PROG_CC |
| 60 |
AC_PROG_CC_C_O |
| 61 |
AC_PROG_CPP |
| 62 |
AC_PROG_CXX |
| 63 |
AC_PROG_MAKE_SET |
| 64 |
AC_PROG_INSTALL |
| 65 |
|
| 66 |
dnl We use mon if possible. |
| 67 |
MONSRCS= |
| 68 |
if [[ "x$WANT_MON" = "xyes" ]]; then |
| 69 |
AC_MSG_CHECKING(for mon) |
| 70 |
mon_srcdir=../../../mon/src |
| 71 |
if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then |
| 72 |
AC_MSG_RESULT(yes) |
| 73 |
AC_DEFINE(ENABLE_MON) |
| 74 |
MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_8080.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 $mon_srcdir/disass/m68k-opc.c" |
| 75 |
CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass" |
| 76 |
AC_CHECK_LIB(readline, readline) |
| 77 |
AC_CHECK_LIB(termcap, tputs) |
| 78 |
AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h) |
| 79 |
else |
| 80 |
AC_MSG_RESULT(no) |
| 81 |
AC_MSG_WARN([Could not find mon, ignoring --with-mon.]) |
| 82 |
WANT_MON=no |
| 83 |
fi |
| 84 |
fi |
| 85 |
|
| 86 |
dnl Checks for libraries. |
| 87 |
AC_CHECK_LIB(posix4, sem_init) |
| 88 |
|
| 89 |
dnl We need X11. |
| 90 |
AC_PATH_XTRA |
| 91 |
if [[ "x$no_x" = "xyes" ]]; then |
| 92 |
AC_MSG_ERROR([You need X11 to run Basilisk II.]) |
| 93 |
fi |
| 94 |
CFLAGS="$CFLAGS $X_CFLAGS" |
| 95 |
CXXFLAGS="$CXXFLAGS $X_CFLAGS" |
| 96 |
LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS" |
| 97 |
|
| 98 |
dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL. |
| 99 |
HAVE_PTHREADS=yes |
| 100 |
AC_CHECK_LIB(pthread, pthread_create, , [ |
| 101 |
AC_CHECK_LIB(c_r, pthread_create, , [ |
| 102 |
AC_CHECK_LIB(PTL, pthread_create, , [ |
| 103 |
HAVE_PTHREADS=no |
| 104 |
]) |
| 105 |
]) |
| 106 |
]) |
| 107 |
if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then |
| 108 |
AC_DEFINE(HAVE_PTHREADS) |
| 109 |
fi |
| 110 |
AC_CHECK_FUNCS(pthread_cancel) |
| 111 |
|
| 112 |
dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes. |
| 113 |
SEMSRC= |
| 114 |
AC_CHECK_FUNCS(sem_init, , [ |
| 115 |
if test "x$HAVE_PTHREADS" = "xyes"; then |
| 116 |
SEMSRC=posix_sem.cpp |
| 117 |
fi |
| 118 |
]) |
| 119 |
|
| 120 |
dnl We use DGA (XFree86 or fbdev) if possible. |
| 121 |
if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then |
| 122 |
AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [ |
| 123 |
AC_DEFINE(ENABLE_XF86_DGA) |
| 124 |
LIBS="$LIBS -lXxf86dga" |
| 125 |
if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then |
| 126 |
AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.]) |
| 127 |
WANT_FBDEV_DGA=no |
| 128 |
fi |
| 129 |
], [ |
| 130 |
AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.]) |
| 131 |
WANT_XF86_DGA=no |
| 132 |
]) |
| 133 |
fi |
| 134 |
if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then |
| 135 |
AC_DEFINE(ENABLE_FBDEV_DGA) |
| 136 |
fi |
| 137 |
|
| 138 |
dnl We use XFree86 VidMode if possible. |
| 139 |
if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then |
| 140 |
AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [ |
| 141 |
AC_DEFINE(ENABLE_XF86_VIDMODE) |
| 142 |
LIBS="$LIBS -lXxf86vm" |
| 143 |
], [ |
| 144 |
AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.]) |
| 145 |
WANT_XF86_VIDMODE=no |
| 146 |
]) |
| 147 |
fi |
| 148 |
|
| 149 |
dnl We use GTK+ if possible. |
| 150 |
UISRCS=../dummy/prefs_editor_dummy.cpp |
| 151 |
if [[ "x$WANT_GTK" = "xyes" ]]; then |
| 152 |
AM_PATH_GTK(1.2.0, [ |
| 153 |
AC_DEFINE(ENABLE_GTK) |
| 154 |
CFLAGS="$CFLAGS $GTK_CFLAGS" |
| 155 |
CXXFLAGS="$CXXFLAGS $GTK_CFLAGS" |
| 156 |
LIBS="$LIBS $GTK_LIBS" |
| 157 |
UISRCS=prefs_editor_gtk.cpp |
| 158 |
], [ |
| 159 |
AC_MSG_WARN([Could not find GTK+, disabling user interface.]) |
| 160 |
WANT_GTK=no |
| 161 |
]) |
| 162 |
fi |
| 163 |
|
| 164 |
dnl We use ESD if possible. |
| 165 |
if [[ "x$WANT_ESD" = "xyes" ]]; then |
| 166 |
AM_PATH_ESD(0.2.8, [ |
| 167 |
AC_DEFINE(ENABLE_ESD) |
| 168 |
CFLAGS="$CFLAGS $ESD_CFLAGS" |
| 169 |
CXXFLAGS="$CXXFLAGS $ESD_CFLAGS" |
| 170 |
LIBS="$LIBS $ESD_LIBS" |
| 171 |
], [ |
| 172 |
AC_MSG_WARN([Could not find ESD, disabling ESD support.]) |
| 173 |
WANT_ESD=no |
| 174 |
]) |
| 175 |
fi |
| 176 |
|
| 177 |
dnl Checks for header files. |
| 178 |
AC_HEADER_STDC |
| 179 |
AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h) |
| 180 |
|
| 181 |
dnl Checks for typedefs, structures, and compiler characteristics. |
| 182 |
AC_C_BIGENDIAN |
| 183 |
AC_C_CONST |
| 184 |
AC_C_INLINE |
| 185 |
AC_CHECK_SIZEOF(short, 2) |
| 186 |
AC_CHECK_SIZEOF(int, 4) |
| 187 |
AC_CHECK_SIZEOF(long, 4) |
| 188 |
AC_CHECK_SIZEOF(long long, 8) |
| 189 |
AC_CHECK_SIZEOF(void *, 4) |
| 190 |
AC_TYPE_OFF_T |
| 191 |
AC_CHECK_TYPE(loff_t, off_t) |
| 192 |
AC_TYPE_SIZE_T |
| 193 |
AC_TYPE_SIGNAL |
| 194 |
AC_HEADER_TIME |
| 195 |
AC_STRUCT_TM |
| 196 |
|
| 197 |
dnl Checks for library functions. |
| 198 |
AC_CHECK_FUNCS(strdup cfmakeraw) |
| 199 |
AC_CHECK_FUNCS(clock_gettime timer_create) |
| 200 |
|
| 201 |
dnl Select system-dependant source files. |
| 202 |
SERIALSRC=serial_unix.cpp |
| 203 |
ETHERSRC=../dummy/ether_dummy.cpp |
| 204 |
SCSISRC=../dummy/scsi_dummy.cpp |
| 205 |
AUDIOSRC=../dummy/audio_dummy.cpp |
| 206 |
EXTRASYSSRCS= |
| 207 |
SUPPORTS_NATIVE_M68K=no |
| 208 |
case "$target_os" in |
| 209 |
linux*) |
| 210 |
ETHERSRC=Linux/ether_linux.cpp |
| 211 |
SCSISRC=Linux/scsi_linux.cpp |
| 212 |
AUDIOSRC=audio_oss_esd.cpp |
| 213 |
;; |
| 214 |
freebsd*3.*) |
| 215 |
AUDIOSRC=audio_oss_esd.cpp |
| 216 |
DEFINES="$DEFINES -DBSD_COMP" |
| 217 |
dnl Check for the CAM library |
| 218 |
AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no) |
| 219 |
if [[ "x$HAVE_LIBCAM" = "xno" ]]; then |
| 220 |
AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.]) |
| 221 |
else |
| 222 |
dnl Check for the sys kernel includes |
| 223 |
AC_CHECK_HEADER(/sys/cam/cam.h) |
| 224 |
if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then |
| 225 |
dnl In this case I should fix this thing including a "patch" |
| 226 |
dnl to access directly to the functions in the kernel :) --Orlando |
| 227 |
AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.]) |
| 228 |
else |
| 229 |
SCSISRC=FreeBSD/scsi_freebsd.cpp |
| 230 |
CXXFLAGS="$CXXFLAGS -I/sys" |
| 231 |
CFLAGS="$CFLAGS -I/sys" |
| 232 |
LIBS="$LIBS -lcam" |
| 233 |
DEFINES="$DEFINES -DCAM" |
| 234 |
fi |
| 235 |
fi |
| 236 |
;; |
| 237 |
freebsd*) |
| 238 |
DEFINES="$DEFINES -DBSD_COMP" |
| 239 |
dnl Check for the SCSI library |
| 240 |
AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no) |
| 241 |
if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then |
| 242 |
AC_MSG_WARN([Cannot find libscsi for SCSI management, disabling SCSI support.]) |
| 243 |
else |
| 244 |
dnl Check for the sys kernel includes |
| 245 |
AC_CHECK_HEADER(scsi.h sys/scsiio.h) |
| 246 |
if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then |
| 247 |
AC_MSG_WARN([Cannot find includes for the SCSI library, disabling SCSI support.]) |
| 248 |
else |
| 249 |
SCSISRC=FreeBSD/scsi_freebsd.cpp |
| 250 |
LIBS="$LIBS -lscsi" |
| 251 |
fi |
| 252 |
fi |
| 253 |
;; |
| 254 |
netbsd*) |
| 255 |
SUPPORTS_NATIVE_M68K=yes |
| 256 |
;; |
| 257 |
solaris*) |
| 258 |
AUDIOSRC=Solaris/audio_solaris.cpp |
| 259 |
DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS" |
| 260 |
;; |
| 261 |
irix*) |
| 262 |
EXTRASYSSRCS=Irix/unaligned.c |
| 263 |
DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200" |
| 264 |
LIBS="$LIBS -lm" |
| 265 |
;; |
| 266 |
esac |
| 267 |
|
| 268 |
if [[ "x$HAVE_PTHREADS" = "xno" ]]; then |
| 269 |
dnl Serial, ethernet and audio support needs pthreads |
| 270 |
AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.]) |
| 271 |
SERIALSRC=../dummy/serial_dummy.cpp |
| 272 |
ETHERSRC=../dummy/ether_dummy.cpp |
| 273 |
AUDIOSRC=../dummy/audio_dummy.cpp |
| 274 |
fi |
| 275 |
SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS" |
| 276 |
|
| 277 |
dnl Define a macro that translates a yesno-variable into a C macro definition |
| 278 |
dnl to be put into the config.h file |
| 279 |
dnl $1 -- the macro to define |
| 280 |
dnl $2 -- the value to translate |
| 281 |
AC_DEFUN(AC_TRANSLATE_DEFINE, [ |
| 282 |
if [[ "x$2" = "xyes" ]]; then |
| 283 |
AC_DEFINE($1) |
| 284 |
fi |
| 285 |
]) |
| 286 |
|
| 287 |
dnl Check if we can mmap 0x2000 bytes from 0x0000 |
| 288 |
AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000", |
| 289 |
ac_cv_can_map_lm, [ |
| 290 |
AC_LANG_SAVE |
| 291 |
AC_LANG_CPLUSPLUS |
| 292 |
AC_TRY_RUN([ |
| 293 |
#include <unistd.h> |
| 294 |
#include <fcntl.h> |
| 295 |
#include <sys/mman.h> |
| 296 |
|
| 297 |
int main() |
| 298 |
{ int zero_fd; char * lm; |
| 299 |
if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1); |
| 300 |
if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1); |
| 301 |
lm[0] = 0x12; |
| 302 |
munmap(lm, 0x2000); |
| 303 |
close(zero_fd); |
| 304 |
exit(0); |
| 305 |
} |
| 306 |
], |
| 307 |
[ac_cv_can_map_lm=yes], |
| 308 |
[ac_cv_can_map_lm=no] |
| 309 |
) |
| 310 |
AC_LANG_RESTORE |
| 311 |
] |
| 312 |
) |
| 313 |
|
| 314 |
dnl Check if extended signals are supported. |
| 315 |
AC_CACHE_CHECK("whether your system supports extended signal handlers", |
| 316 |
ac_cv_have_extended_signals, [ |
| 317 |
AC_LANG_SAVE |
| 318 |
AC_LANG_CPLUSPLUS |
| 319 |
AC_TRY_RUN([ |
| 320 |
#include <unistd.h> |
| 321 |
#include <stdlib.h> |
| 322 |
#include <signal.h> |
| 323 |
#include <fcntl.h> |
| 324 |
#include <sys/mman.h> |
| 325 |
|
| 326 |
static volatile caddr_t mem = 0; |
| 327 |
static int zero_fd = -1; |
| 328 |
|
| 329 |
static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *) |
| 330 |
{ if ((caddr_t)(sip->si_addr) != mem) exit(1); |
| 331 |
munmap(mem, getpagesize()); close(zero_fd); exit(0); } |
| 332 |
|
| 333 |
int main() |
| 334 |
{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1); |
| 335 |
if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1); |
| 336 |
struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = SA_SIGINFO; |
| 337 |
sigaction(SIGSEGV, &sa, 0); |
| 338 |
mem[0] = 0; |
| 339 |
exit(1); // should not be reached |
| 340 |
} |
| 341 |
], |
| 342 |
[ac_cv_have_extended_signals=yes], |
| 343 |
[ac_cv_have_extended_signals=no] |
| 344 |
) |
| 345 |
AC_LANG_RESTORE |
| 346 |
] |
| 347 |
) |
| 348 |
AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals") |
| 349 |
|
| 350 |
dnl Otherwise, check for subterfuges. |
| 351 |
if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then |
| 352 |
case "$target_os" in |
| 353 |
linux*) |
| 354 |
if [[ "x$HAVE_I386" = "xyes" ]]; then |
| 355 |
AC_CACHE_CHECK("whether we then have a subterfuge for your system", |
| 356 |
ac_cv_have_sigcontext_hack, [ |
| 357 |
AC_LANG_SAVE |
| 358 |
AC_LANG_CPLUSPLUS |
| 359 |
AC_TRY_RUN([ |
| 360 |
#include <unistd.h> |
| 361 |
#include <signal.h> |
| 362 |
#include <fcntl.h> |
| 363 |
#include <sys/mman.h> |
| 364 |
|
| 365 |
static volatile caddr_t mem = 0; |
| 366 |
static int zero_fd = -1; |
| 367 |
|
| 368 |
static RETSIGTYPE segfault_handler(int, struct sigcontext scs) |
| 369 |
{ if ((caddr_t)(scs.cr2) != mem) exit(1); |
| 370 |
munmap(mem, getpagesize()); close(zero_fd); exit(0); } |
| 371 |
|
| 372 |
int main() |
| 373 |
{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1); |
| 374 |
if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1); |
| 375 |
struct sigaction sa; sa.sa_flags = 0; |
| 376 |
sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler; |
| 377 |
sigaction(SIGSEGV, &sa, 0); |
| 378 |
mem[0] = 0; |
| 379 |
exit(1); // should not be reached |
| 380 |
} |
| 381 |
], |
| 382 |
[ac_cv_have_sigcontext_hack=yes], |
| 383 |
[ac_cv_have_sigcontext_hack=no] |
| 384 |
) |
| 385 |
AC_LANG_RESTORE |
| 386 |
]) |
| 387 |
AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack) |
| 388 |
fi |
| 389 |
;; |
| 390 |
esac |
| 391 |
fi |
| 392 |
|
| 393 |
dnl Can we do Video on SEGV Signals ? |
| 394 |
CAN_VOSF=no |
| 395 |
if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then |
| 396 |
CAN_VOSF=yes |
| 397 |
fi |
| 398 |
|
| 399 |
dnl Determine the addressing mode to use |
| 400 |
ADDRESSING_MODE="" |
| 401 |
AC_MSG_CHECKING([for the addressing mode to use]) |
| 402 |
for am in $ADDRESSING_TEST_ORDER; do |
| 403 |
case $am in |
| 404 |
real) |
| 405 |
dnl Requires ability to mmap Low Memory globals. |
| 406 |
if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then |
| 407 |
continue |
| 408 |
fi |
| 409 |
if [[ "x$ac_cv_c_bigendian" = "xyes" ]]; then |
| 410 |
dnl Requires only VOSF if 16-bit vidmode enable |
| 411 |
if [[ "x$WANT_16BIT_VIDMODE" = "xyes" ]]; then |
| 412 |
if [[ "x$CAN_VOSF" = "xno" ]]; then |
| 413 |
continue |
| 414 |
fi |
| 415 |
else |
| 416 |
DEFINES="$DEFINES -DDISABLE_16BIT_VIDMODE" |
| 417 |
fi |
| 418 |
else |
| 419 |
dnl Requires VOSF |
| 420 |
if [[ "x$CAN_VOSF" = "xno" ]]; then |
| 421 |
continue |
| 422 |
fi |
| 423 |
fi |
| 424 |
dnl Real addressing will probably work |
| 425 |
ADDRESSING_MODE="real" |
| 426 |
WANT_VOSF=yes dnl we can use VOSF and we need it actually |
| 427 |
DEFINES="$DEFINES -DREAL_ADDRESSING" |
| 428 |
break |
| 429 |
;; |
| 430 |
direct) |
| 431 |
dnl Requires VOSF |
| 432 |
if [[ "x$CAN_VOSF" = "xyes" ]]; then |
| 433 |
ADDRESSING_MODE="direct" |
| 434 |
WANT_VOSF=yes dnl we can use VOSF and we need it actually |
| 435 |
DEFINES="$DEFINES -DDIRECT_ADDRESSING" |
| 436 |
break |
| 437 |
fi |
| 438 |
;; |
| 439 |
banks) |
| 440 |
dnl Default addressing mode |
| 441 |
ADDRESSING_MODE="memory banks" |
| 442 |
break |
| 443 |
;; |
| 444 |
*) |
| 445 |
AC_MSG_ERROR([Internal configure.in script error for $am addressing mode]) |
| 446 |
esac |
| 447 |
done |
| 448 |
AC_MSG_RESULT($ADDRESSING_MODE) |
| 449 |
if [[ "x$ADDRESSING_MODE" = "x" ]]; then |
| 450 |
AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER]) |
| 451 |
ADDRESSING_MODE="memory banks" |
| 452 |
fi |
| 453 |
|
| 454 |
dnl Since real and direct addressing modes automatically activate VOSF, |
| 455 |
dnl I put this test here. |
| 456 |
if [[ "x$WANT_VOSF" = "xyes" ]]; then |
| 457 |
if [[ "x$CAN_VOSF" = "xno" ]]; then |
| 458 |
AC_MSG_WARN([Sorry, your system does not support Video on SEGV signals]) |
| 459 |
WANT_VOSF=no |
| 460 |
else |
| 461 |
AC_DEFINE(ENABLE_VOSF) |
| 462 |
fi |
| 463 |
fi |
| 464 |
|
| 465 |
dnl Check for GAS. |
| 466 |
HAVE_GAS=no |
| 467 |
AC_MSG_CHECKING(for GAS .p2align feature) |
| 468 |
cat >conftest.S << EOF |
| 469 |
.text |
| 470 |
.p2align 5 |
| 471 |
EOF |
| 472 |
if $CC conftest.S -c -o conftest.o >/dev/null 2>&1 ; then HAVE_GAS=yes; fi |
| 473 |
AC_MSG_RESULT($HAVE_GAS) |
| 474 |
|
| 475 |
dnl Check for GCC 2.7 or higher. |
| 476 |
HAVE_GCC27=no |
| 477 |
AC_MSG_CHECKING(for GCC 2.7 or higher) |
| 478 |
AC_EGREP_CPP(yes, |
| 479 |
[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 |
| 480 |
yes |
| 481 |
#endif |
| 482 |
], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) |
| 483 |
|
| 484 |
dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher. |
| 485 |
if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then |
| 486 |
CFLAGS="$CFLAGS -fomit-frame-pointer" |
| 487 |
CXXFLAGS="$CXXFLAGS -fomit-frame-pointer" |
| 488 |
fi |
| 489 |
|
| 490 |
dnl Select appropriate CPU source and REGPARAM define. |
| 491 |
ASM_OPTIMIZATIONS=none |
| 492 |
WANT_NATIVE_M68K=no |
| 493 |
CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp" |
| 494 |
FPUSRCS="../uae_cpu/fpp.cpp" |
| 495 |
if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then |
| 496 |
dnl i386 CPU |
| 497 |
DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\"" |
| 498 |
if [[ "x$HAVE_GAS" = "xyes" ]]; then |
| 499 |
ASM_OPTIMIZATIONS=i386 |
| 500 |
DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTFLAGS" |
| 501 |
CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s" |
| 502 |
FPUSRCS="../uae_cpu/fpu_x86.cpp" |
| 503 |
fi |
| 504 |
elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then |
| 505 |
dnl SPARC CPU |
| 506 |
case "$target_os" in |
| 507 |
solaris*) |
| 508 |
AC_MSG_CHECKING(SPARC CPU architecture) |
| 509 |
SPARC_TYPE=`Solaris/which_sparc` |
| 510 |
AC_MSG_RESULT($SPARC_TYPE) |
| 511 |
case "$SPARC_TYPE" in |
| 512 |
SPARC_V8) |
| 513 |
ASM_OPTIMIZATIONS="SPARC V8 architecture" |
| 514 |
DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTFLAGS" |
| 515 |
CFLAGS="$CFLAGS -Wa,-Av8" |
| 516 |
CXXFLAGS="$CXXFLAGS -Wa,-Av8" |
| 517 |
;; |
| 518 |
SPARC_V9) |
| 519 |
ASM_OPTIMIZATIONS="SPARC V9 architecture" |
| 520 |
DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTFLAGS" |
| 521 |
CFLAGS="$CFLAGS -Wa,-Av9" |
| 522 |
CXXFLAGS="$CXXFLAGS -Wa,-Av9" |
| 523 |
;; |
| 524 |
esac |
| 525 |
;; |
| 526 |
esac |
| 527 |
elif [[ "x$HAVE_M68K" = "xyes" -a "x$SUPPORTS_NATIVE_M68K" = "xyes" ]]; then |
| 528 |
dnl Native m68k, no emulation |
| 529 |
CPUSRCS="" |
| 530 |
AC_DEFINE(ENABLE_NATIVE_M68K) |
| 531 |
WANT_NATIVE_M68K=yes |
| 532 |
fi |
| 533 |
|
| 534 |
dnl UAE CPU sources for all non-m68k-native architectures. |
| 535 |
if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then |
| 536 |
CPUINCLUDES="-I../uae_cpu" |
| 537 |
CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS" |
| 538 |
else |
| 539 |
CPUINCLUDES="-I../native_cpu" |
| 540 |
CPUSRCS="asm_support.s" |
| 541 |
fi |
| 542 |
|
| 543 |
dnl Remove the "-g" option if set for GCC. |
| 544 |
if [[ "x$HAVE_GCC27" = "xyes" ]]; then |
| 545 |
dnl gb-- Probably not the cleanest way to take |
| 546 |
CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'` |
| 547 |
CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'` |
| 548 |
fi |
| 549 |
|
| 550 |
dnl Generate Makefile. |
| 551 |
AC_SUBST(DEFINES) |
| 552 |
AC_SUBST(SYSSRCS) |
| 553 |
AC_SUBST(CPUINCLUDES) |
| 554 |
AC_SUBST(CPUSRCS) |
| 555 |
AC_OUTPUT(Makefile) |
| 556 |
|
| 557 |
dnl Print summary. |
| 558 |
echo |
| 559 |
echo Basilisk II configuration summary: |
| 560 |
echo |
| 561 |
echo XFree86 DGA support .............. : $WANT_XF86_DGA |
| 562 |
echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE |
| 563 |
echo fbdev DGA support ................ : $WANT_FBDEV_DGA |
| 564 |
echo Enable video on SEGV signals ..... : $WANT_VOSF |
| 565 |
echo ESD sound support ................ : $WANT_ESD |
| 566 |
echo GTK user interface ............... : $WANT_GTK |
| 567 |
echo mon debugger support ............. : $WANT_MON |
| 568 |
echo Running m68k code natively ....... : $WANT_NATIVE_M68K |
| 569 |
echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS |
| 570 |
echo Addressing mode .................. : $ADDRESSING_MODE |
| 571 |
echo |
| 572 |
echo "Configuration done. Now type \"make\" (or \"gmake\")." |
