1 |
dnl Process this file with autoconf to produce a configure script. |
2 |
dnl Written in 2002 by Christian Bauer |
3 |
|
4 |
AC_INIT([SheepShaver], 2.2, [Christian.Bauer@uni-mainz.de], SheepShaver) |
5 |
AC_CONFIG_SRCDIR(main_unix.cpp) |
6 |
AC_PREREQ(2.52) |
7 |
AC_CONFIG_HEADER(config.h) |
8 |
|
9 |
dnl Canonical system information. |
10 |
AC_CANONICAL_HOST |
11 |
AC_CANONICAL_TARGET |
12 |
|
13 |
dnl Some systems do not put corefiles in the currect directory, avoid saving |
14 |
dnl cores for the configure tests since some are intended to dump core. |
15 |
ulimit -c 0 |
16 |
|
17 |
dnl Options. |
18 |
AC_ARG_ENABLE(jit, [ --enable-jit enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes]) |
19 |
AC_ARG_ENABLE(ppc-emulator, [ --enable-ppc-emulator use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto]) |
20 |
AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes]) |
21 |
AC_ARG_ENABLE(xf86-vidmode, [ --enable-xf86-vidmode use the XFree86 VidMode extension [default=no]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=no]) |
22 |
AC_ARG_ENABLE(vosf, [ --enable-vosf enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes]) |
23 |
AC_ARG_WITH(esd, [ --with-esd support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes]) |
24 |
AC_ARG_WITH(gtk, [ --with-gtk use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes]) |
25 |
AC_ARG_WITH(mon, [ --with-mon use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes]) |
26 |
AC_ARG_WITH(dgcc, [ --with-dgcc=COMPILER use C++ COMPILER to compile synthetic opcodes], [DYNGEN_CC=$withval]) |
27 |
|
28 |
dnl Addressing mode |
29 |
AC_ARG_ENABLE(addressing, |
30 |
[ --enable-addressing=AM set the addressing mode to use [default=real]], |
31 |
[case "$enableval" in |
32 |
real) WANT_ADDRESSING_MODE="real";; |
33 |
direct) WANT_ADDRESSING_MODE="direct";; |
34 |
direct,0x*) WANT_ADDRESSING_MODE="direct"; NATMEM_OFFSET=`echo "$enableval" | sed -n '/direct,\(0[[xX]][[0-9A-Fa-f]]*\)/s//\1/p'`;; |
35 |
esac], |
36 |
[WANT_ADDRESSING_MODE="real"] |
37 |
) |
38 |
|
39 |
dnl SDL options. |
40 |
AC_ARG_ENABLE(sdl-static, [ --enable-sdl-static use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no]) |
41 |
AC_ARG_ENABLE(sdl-video, [ --enable-sdl-video use SDL for video graphics [default=no]], [WANT_SDL_VIDEO=$enableval], [WANT_SDL_VIDEO=no]) |
42 |
AC_ARG_ENABLE(sdl-audio, [ --enable-sdl-audio use SDL for audio [default=no]], [WANT_SDL_AUDIO=$enableval], [WANT_SDL_AUDIO=no]) |
43 |
|
44 |
dnl Checks for programs. |
45 |
AC_PROG_CC |
46 |
AC_PROG_CPP |
47 |
AC_PROG_CXX |
48 |
AC_PROG_MAKE_SET |
49 |
AC_PROG_INSTALL |
50 |
AC_PROG_EGREP |
51 |
AC_CHECK_PROGS(FILE, [file false]) |
52 |
|
53 |
dnl Check for PowerPC target CPU. |
54 |
HAVE_PPC=no |
55 |
AC_MSG_CHECKING(for PowerPC target CPU) |
56 |
AC_EGREP_CPP(yes, |
57 |
[ |
58 |
#ifdef __powerpc__ |
59 |
yes |
60 |
#endif |
61 |
#ifdef __ppc__ |
62 |
yes |
63 |
#endif |
64 |
], [AC_MSG_RESULT(yes); HAVE_PPC=yes], AC_MSG_RESULT(no)) |
65 |
|
66 |
dnl We use native CPU if possible. |
67 |
EMULATED_PPC=yes |
68 |
case $WANT_EMULATED_PPC in |
69 |
auto) [[ "x$HAVE_PPC" = "xyes" ]] && EMULATED_PPC=no;; |
70 |
no) EMULATED_PPC=no;; |
71 |
esac |
72 |
if [[ "x$EMULATED_PPC" = "xyes" ]]; then |
73 |
AC_DEFINE(EMULATED_PPC, 1, [Define if using a PowerPC CPU emulator.]) |
74 |
fi |
75 |
|
76 |
dnl We use mon if possible. |
77 |
MONSRCS= |
78 |
case "x$WANT_MON" in |
79 |
x/* | x.*) |
80 |
mon_srcdir=$WANT_MON |
81 |
WANT_MON=yes |
82 |
;; |
83 |
xyes) |
84 |
mon_srcdir=../../../mon/src |
85 |
;; |
86 |
esac |
87 |
if [[ "x$WANT_MON" = "xyes" ]]; then |
88 |
AC_MSG_CHECKING(for mon) |
89 |
if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then |
90 |
AC_MSG_RESULT(yes) |
91 |
AC_DEFINE(ENABLE_MON, 1, [Define if using "mon".]) |
92 |
MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_lowmem.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 $mon_srcdir/disass/m68k-opc.c" |
93 |
CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass" |
94 |
AC_CHECK_LIB(ncurses, tgetent, , |
95 |
AC_CHECK_LIB(termcap, tgetent, , |
96 |
AC_CHECK_LIB(termlib, tgetent, , |
97 |
AC_CHECK_LIB(terminfo, tgetent, , |
98 |
AC_CHECK_LIB(Hcurses, tgetent, , |
99 |
AC_CHECK_LIB(curses, tgetent)))))) |
100 |
AC_CHECK_LIB(readline, readline) |
101 |
AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h) |
102 |
else |
103 |
AC_MSG_RESULT(no) |
104 |
AC_MSG_WARN([Could not find mon, ignoring --with-mon.]) |
105 |
WANT_MON=no |
106 |
fi |
107 |
fi |
108 |
|
109 |
dnl Checks for libraries. |
110 |
AC_CHECK_LIB(posix4, sem_init) |
111 |
|
112 |
dnl Do we need SDL? |
113 |
WANT_SDL=no |
114 |
if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then |
115 |
WANT_SDL=yes |
116 |
WANT_XF86_DGA=no |
117 |
WANT_XF86_VIDMODE=no |
118 |
WANT_FBDEV_DGA=no |
119 |
SDL_SUPPORT="$SDL_SUPPORT video" |
120 |
fi |
121 |
if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then |
122 |
WANT_SDL=yes |
123 |
SDL_SUPPORT="$SDL_SUPPORT audio" |
124 |
fi |
125 |
if [[ "x$WANT_SDL" = "xyes" ]]; then |
126 |
AC_PATH_PROG(sdl_config, "sdl-config") |
127 |
if [[ -n "$sdl_config" ]]; then |
128 |
case $target_os in |
129 |
# Special treatment for Cygwin so that we can still use the POSIX layer |
130 |
*cygwin*) |
131 |
sdl_cflags="-I`$sdl_config --prefix`/include/SDL" |
132 |
sdl_libs="-L`$sdl_config --exec-prefix`/lib -lSDL" |
133 |
;; |
134 |
*) |
135 |
sdl_cflags=`$sdl_config --cflags` |
136 |
if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then |
137 |
sdl_libs=`$sdl_config --static-libs` |
138 |
else |
139 |
sdl_libs=`$sdl_config --libs` |
140 |
fi |
141 |
;; |
142 |
esac |
143 |
CFLAGS="$CFLAGS $sdl_cflags" |
144 |
CXXFLAGS="$CXXFLAGS $sdl_cflags" |
145 |
LIBS="$LIBS $sdl_libs" |
146 |
else |
147 |
WANT_SDL=no |
148 |
fi |
149 |
SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"` |
150 |
else |
151 |
SDL_SUPPORT="none" |
152 |
fi |
153 |
|
154 |
dnl We need X11, if not using SDL. |
155 |
if [[ "x$WANT_SDL" = "xno" ]]; then |
156 |
AC_PATH_XTRA |
157 |
if [[ "x$no_x" = "xyes" ]]; then |
158 |
AC_MSG_ERROR([You need X11 to run SheepShaver.]) |
159 |
fi |
160 |
CFLAGS="$CFLAGS $X_CFLAGS" |
161 |
CXXFLAGS="$CXXFLAGS $X_CFLAGS" |
162 |
LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS" |
163 |
fi |
164 |
|
165 |
dnl We need pthreads on non-PowerPC systems. Try libpthread first, then libc_r (FreeBSD), then PTL. |
166 |
HAVE_PTHREADS=yes |
167 |
case $EMULATED_PPC:$target_os in |
168 |
no:linux*) |
169 |
dnl We do have our own pthread_cancel() implementation |
170 |
AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if you have the pthread_cancel function.]) |
171 |
;; |
172 |
*:*) |
173 |
AC_CHECK_LIB(pthread, pthread_create, , [ |
174 |
AC_CHECK_LIB(c_r, pthread_create, , [ |
175 |
AC_CHECK_LIB(PTL, pthread_create, , [ |
176 |
AC_MSG_ERROR([You need pthreads to run Basilisk II.]) |
177 |
]) |
178 |
]) |
179 |
]) |
180 |
AC_CHECK_FUNCS(pthread_cancel) |
181 |
AC_CHECK_FUNCS(pthread_mutexattr_setprotocol) |
182 |
AC_CHECK_FUNCS(pthread_mutexattr_settype) |
183 |
AC_CHECK_FUNCS(pthread_mutexattr_setpshared) |
184 |
if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then |
185 |
AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.]) |
186 |
fi |
187 |
dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes. |
188 |
SEMSRC= |
189 |
AC_CHECK_FUNCS(sem_init, , [ |
190 |
if test "x$HAVE_PTHREADS" = "xyes"; then |
191 |
SEMSRC=posix_sem.cpp |
192 |
fi |
193 |
]) |
194 |
;; |
195 |
esac |
196 |
|
197 |
dnl We use XFree86 DGA if possible. |
198 |
if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then |
199 |
AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [ |
200 |
AC_DEFINE(ENABLE_XF86_DGA, 1, [Define if using XFree86 DGA extension.]) |
201 |
LIBS="$LIBS -lXxf86dga" |
202 |
], [ |
203 |
AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.]) |
204 |
WANT_XF86_DGA=no |
205 |
]) |
206 |
fi |
207 |
|
208 |
dnl We use XFree86 VidMode if possible. |
209 |
if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then |
210 |
AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [ |
211 |
AC_DEFINE(ENABLE_XF86_VIDMODE, 1, [Define if using XFree86 DGA extension.]) |
212 |
LIBS="$LIBS -lXxf86vm" |
213 |
], [ |
214 |
AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.]) |
215 |
WANT_XF86_VIDMODE=no |
216 |
]) |
217 |
fi |
218 |
|
219 |
dnl We use GTK+ if possible. |
220 |
UISRCS=../dummy/prefs_editor_dummy.cpp |
221 |
if [[ "x$WANT_GTK" = "xyes" ]]; then |
222 |
AM_PATH_GTK(1.2.0, [ |
223 |
AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.]) |
224 |
CFLAGS="$CFLAGS $GTK_CFLAGS" |
225 |
CXXFLAGS="$CXXFLAGS $GTK_CFLAGS" |
226 |
LIBS="$LIBS $GTK_LIBS" |
227 |
UISRCS=prefs_editor_gtk.cpp |
228 |
], [ |
229 |
AC_MSG_WARN([Could not find GTK+, disabling user interface.]) |
230 |
WANT_GTK=no |
231 |
]) |
232 |
fi |
233 |
|
234 |
dnl We use ESD if possible. |
235 |
if [[ "x$WANT_ESD" = "xyes" ]]; then |
236 |
AM_PATH_ESD(0.2.8, [ |
237 |
AC_DEFINE(ENABLE_ESD, 1, [Define is using ESD.]) |
238 |
CFLAGS="$CFLAGS $ESD_CFLAGS" |
239 |
CXXFLAGS="$CXXFLAGS $ESD_CFLAGS" |
240 |
LIBS="$LIBS $ESD_LIBS" |
241 |
], [ |
242 |
AC_MSG_WARN([Could not find ESD, disabling ESD support.]) |
243 |
WANT_ESD=no |
244 |
]) |
245 |
fi |
246 |
|
247 |
dnl We use 64-bit file size support if possible. |
248 |
AC_SYS_LARGEFILE |
249 |
|
250 |
dnl Checks for header files. |
251 |
AC_HEADER_STDC |
252 |
AC_HEADER_SYS_WAIT |
253 |
AC_CHECK_HEADERS(malloc.h) |
254 |
AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h) |
255 |
AC_CHECK_HEADERS(sys/time.h sys/times.h sys/socket.h) |
256 |
AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h dirent.h) |
257 |
AC_CHECK_HEADERS(linux/if.h, [], [], [ |
258 |
#if HAVE_SYS_SOCKET_H |
259 |
# include <sys/socket.h> |
260 |
#endif |
261 |
]) |
262 |
AC_CHECK_HEADERS(linux/if_tun.h net/if.h net/if_tun.h) |
263 |
|
264 |
dnl Checks for typedefs, structures, and compiler characteristics. |
265 |
AC_C_BIGENDIAN |
266 |
AC_C_CONST |
267 |
AC_C_INLINE |
268 |
AC_CHECK_SIZEOF(short, 2) |
269 |
AC_CHECK_SIZEOF(int, 4) |
270 |
AC_CHECK_SIZEOF(long, 4) |
271 |
AC_CHECK_SIZEOF(long long, 8) |
272 |
AC_CHECK_SIZEOF(float, 4) |
273 |
AC_CHECK_SIZEOF(double, 8) |
274 |
AC_CHECK_SIZEOF(void *, 4) |
275 |
AC_TYPE_OFF_T |
276 |
AC_CHECK_TYPE(loff_t, off_t) |
277 |
AC_TYPE_SIZE_T |
278 |
AC_TYPE_SIGNAL |
279 |
AC_HEADER_TIME |
280 |
AC_STRUCT_TM |
281 |
|
282 |
dnl Check whether struct sigaction has sa_restorer member. |
283 |
AC_CACHE_CHECK([whether struct sigaction has sa_restorer], |
284 |
ac_cv_signal_sa_restorer, [ |
285 |
AC_TRY_COMPILE([ |
286 |
#include <signal.h> |
287 |
], [struct sigaction sa; sa.sa_restorer = 0;], |
288 |
ac_cv_signal_sa_restorer=yes, ac_cv_signal_sa_restorer=no, |
289 |
dnl When cross-compiling, do not assume anything. |
290 |
ac_cv_signal_sa_restorer=no |
291 |
) |
292 |
]) |
293 |
if [[ "x$ac_cv_signal_sa_restorer" = "xyes" ]]; then |
294 |
AC_DEFINE(HAVE_SIGNAL_SA_RESTORER, 1, [Define if sa_restorer is available in struct sigaction.]) |
295 |
fi |
296 |
|
297 |
dnl Checks for library functions. |
298 |
AC_CHECK_FUNCS(strdup strlcpy cfmakeraw) |
299 |
AC_CHECK_FUNCS(nanosleep) |
300 |
AC_CHECK_FUNCS(sigaction signal) |
301 |
AC_CHECK_FUNCS(mmap mprotect munmap) |
302 |
AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect) |
303 |
AC_CHECK_FUNCS(posix_memalign memalign valloc) |
304 |
|
305 |
dnl Darwin seems to define mach_task_self() instead of task_self(). |
306 |
AC_CHECK_FUNCS(mach_task_self task_self) |
307 |
|
308 |
dnl We need clock_gettime() for better performance but it may drag |
309 |
dnl libpthread in, which we don't want for native ppc mode |
310 |
case $EMULATED_PPC:$target_os in |
311 |
no:linux*) |
312 |
;; |
313 |
*:*) |
314 |
AC_SEARCH_LIBS(clock_gettime, [rt posix4]) |
315 |
AC_CHECK_FUNCS(clock_gettime) |
316 |
;; |
317 |
esac |
318 |
|
319 |
dnl Check for headers and functions related to pty support (sshpty.c) |
320 |
dnl From openssh-3.2.2p1 configure.ac |
321 |
AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h) |
322 |
AC_CHECK_FUNCS(_getpty vhangup strlcpy) |
323 |
|
324 |
case "$host" in |
325 |
*-*-hpux10.26) |
326 |
disable_ptmx_check=yes |
327 |
;; |
328 |
*-*-linux*) |
329 |
no_dev_ptmx=1 |
330 |
;; |
331 |
mips-sony-bsd|mips-sony-newsos4) |
332 |
AC_DEFINE(HAVE_NEWS4, 1, [Define if you are on NEWS-OS (additions from openssh-3.2.2p1, for sshpty.c).]) |
333 |
;; |
334 |
*-*-sco3.2v4*) |
335 |
no_dev_ptmx=1 |
336 |
;; |
337 |
*-*-sco3.2v5*) |
338 |
no_dev_ptmx=1 |
339 |
;; |
340 |
*-*-cygwin*) |
341 |
no_dev_ptmx=1 |
342 |
;; |
343 |
esac |
344 |
|
345 |
if test -z "$no_dev_ptmx" ; then |
346 |
if test "x$disable_ptmx_check" != "xyes" ; then |
347 |
AC_CHECK_FILE([/dev/ptmx], |
348 |
[ |
349 |
AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1, [Define if you have /dev/ptmx.]) |
350 |
have_dev_ptmx=1 |
351 |
] |
352 |
) |
353 |
fi |
354 |
fi |
355 |
AC_CHECK_FILE([/dev/ptc], |
356 |
[ |
357 |
AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1, [Define if you have /dev/ptc.]) |
358 |
have_dev_ptc=1 |
359 |
] |
360 |
) |
361 |
dnl (end of code from openssh-3.2.2p1 configure.ac) |
362 |
|
363 |
dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES) |
364 |
AC_DEFUN(AC_CHECK_FRAMEWORK, [ |
365 |
AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl |
366 |
AC_CACHE_CHECK([whether compiler supports framework $1], |
367 |
ac_Framework, [ |
368 |
saved_LIBS="$LIBS" |
369 |
LIBS="$LIBS -framework $1" |
370 |
AC_TRY_LINK( |
371 |
[$2], [int main(void) { return 0; }], |
372 |
[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"] |
373 |
) |
374 |
]) |
375 |
AS_IF([test AS_VAR_GET(ac_Framework) = yes], |
376 |
[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])] |
377 |
) |
378 |
AS_VAR_POPDEF([ac_Framework])dnl |
379 |
]) |
380 |
|
381 |
dnl Check for some MacOS X frameworks |
382 |
AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>]) |
383 |
AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>]) |
384 |
|
385 |
dnl Select system-dependant sources. |
386 |
SERIALSRC=serial_unix.cpp |
387 |
ETHERSRC=../dummy/ether_dummy.cpp |
388 |
SCSISRC=../dummy/scsi_dummy.cpp |
389 |
AUDIOSRC=../dummy/audio_dummy.cpp |
390 |
EXTFSSRC=extfs_unix.cpp |
391 |
EXTRASYSSRCS= |
392 |
case "$target_os" in |
393 |
linux*) |
394 |
ETHERSRC=Linux/ether_linux.cpp |
395 |
AUDIOSRC=audio_oss_esd.cpp |
396 |
SCSISRC=Linux/scsi_linux.cpp |
397 |
if [[ "x$EMULATED_PPC" = "xno" ]]; then |
398 |
EXTRASYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S" |
399 |
fi |
400 |
;; |
401 |
darwin*) |
402 |
if [[ "x$EMULATED_PPC" = "xno" ]]; then |
403 |
EXTRASYSSRCS="Darwin/paranoia.cpp Linux/asm_linux.S" |
404 |
fi |
405 |
if [[ "x$ac_cv_framework_IOKit" = "xyes" ]]; then |
406 |
EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/sys_darwin.cpp" |
407 |
fi |
408 |
if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then |
409 |
EXTFSSRC=../MacOSX/extfs_macosx.mm |
410 |
fi |
411 |
;; |
412 |
cygwin*) |
413 |
SERIALSRC="../dummy/serial_dummy.cpp" |
414 |
;; |
415 |
esac |
416 |
|
417 |
dnl SDL overrides |
418 |
if [[ "x$WANT_SDL" = "xyes" ]]; then |
419 |
AC_DEFINE(USE_SDL, 1, [Define to enble SDL support.]) |
420 |
fi |
421 |
if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then |
422 |
AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support.]) |
423 |
VIDEOSRCS="../SDL/video_sdl.cpp" |
424 |
KEYCODES="../SDL/keycodes" |
425 |
if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then |
426 |
EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/clip_macosx.cpp" |
427 |
else |
428 |
case "$target_os" in |
429 |
cygwin*) |
430 |
EXTRASYSSRCS="$EXTRASYSSRCS ../Windows/clip_windows.cpp" |
431 |
;; |
432 |
*) |
433 |
EXTRASYSSRCS="$EXTRASYSSRCS ../dummy/clip_dummy.cpp" |
434 |
;; |
435 |
esac |
436 |
fi |
437 |
else |
438 |
VIDEOSRCS="video_x.cpp" |
439 |
KEYCODES="keycodes" |
440 |
EXTRASYSSRCS="$EXTRASYSSRCS clip_unix.cpp" |
441 |
fi |
442 |
if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then |
443 |
AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support]) |
444 |
AUDIOSRC="../SDL/audio_sdl.cpp" |
445 |
fi |
446 |
|
447 |
SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS" |
448 |
|
449 |
dnl Define a macro that translates a yesno-variable into a C macro definition |
450 |
dnl to be put into the config.h file |
451 |
dnl $1 -- the macro to define |
452 |
dnl $2 -- the value to translate |
453 |
dnl $3 -- template name |
454 |
AC_DEFUN(AC_TRANSLATE_DEFINE, [ |
455 |
if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then |
456 |
AC_DEFINE($1, 1, $3) |
457 |
fi |
458 |
]) |
459 |
|
460 |
dnl Check that the host supports TUN/TAP devices |
461 |
AC_CACHE_CHECK([whether TUN/TAP is supported], |
462 |
ac_cv_tun_tap_support, [ |
463 |
AC_TRY_COMPILE([ |
464 |
#if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H) |
465 |
#include <linux/if.h> |
466 |
#include <linux/if_tun.h> |
467 |
#endif |
468 |
#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H) |
469 |
#include <net/if.h> |
470 |
#include <net/if_tun.h> |
471 |
#endif |
472 |
], [ |
473 |
struct ifreq ifr; |
474 |
memset(&ifr, 0, sizeof(ifr)); |
475 |
ifr.ifr_flags = IFF_TAP | IFF_NO_PI; |
476 |
], |
477 |
ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no |
478 |
) |
479 |
]) |
480 |
AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support", |
481 |
[Define if your system supports TUN/TAP devices.]) |
482 |
|
483 |
dnl Various checks if the system supports vm_allocate() and the like functions. |
484 |
have_mach_vm=no |
485 |
if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \ |
486 |
"x$ac_cv_func_vm_protect" = "xyes" ]]; then |
487 |
have_mach_vm=yes |
488 |
fi |
489 |
AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm", |
490 |
[Define if your system has a working vm_allocate()-based memory allocator.]) |
491 |
|
492 |
dnl Check that vm_allocate(), vm_protect() work |
493 |
if [[ "x$have_mach_vm" = "xyes" ]]; then |
494 |
|
495 |
AC_CACHE_CHECK([whether vm_protect works], |
496 |
ac_cv_vm_protect_works, [ |
497 |
AC_LANG_SAVE |
498 |
AC_LANG_CPLUSPLUS |
499 |
ac_cv_vm_protect_works=yes |
500 |
dnl First the tests that should segfault |
501 |
for test_def in NONE_READ NONE_WRITE READ_WRITE; do |
502 |
AC_TRY_RUN([ |
503 |
#define CONFIGURE_TEST_VM_MAP |
504 |
#define TEST_VM_PROT_$test_def |
505 |
#include "vm_alloc.cpp" |
506 |
], ac_cv_vm_protect_works=no, rm -f core, |
507 |
dnl When cross-compiling, do not assume anything |
508 |
ac_cv_vm_protect_works="guessing no" |
509 |
) |
510 |
done |
511 |
AC_TRY_RUN([ |
512 |
#define CONFIGURE_TEST_VM_MAP |
513 |
#define TEST_VM_PROT_RDWR_WRITE |
514 |
#include "vm_alloc.cpp" |
515 |
], , ac_cv_vm_protect_works=no, |
516 |
dnl When cross-compiling, do not assume anything |
517 |
ac_cv_vm_protect_works="guessing no" |
518 |
) |
519 |
AC_LANG_RESTORE |
520 |
] |
521 |
) |
522 |
|
523 |
dnl Remove support for vm_allocate() if vm_protect() does not work |
524 |
if [[ "x$have_mach_vm" = "xyes" ]]; then |
525 |
case $ac_cv_vm_protect_works in |
526 |
*yes) have_mach_vm=yes;; |
527 |
*no) have_mach_vm=no;; |
528 |
esac |
529 |
fi |
530 |
AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm", |
531 |
[Define if your system has a working vm_allocate()-based memory allocator.]) |
532 |
|
533 |
fi dnl HAVE_MACH_VM |
534 |
|
535 |
dnl Various checks if the system supports mmap() and the like functions. |
536 |
dnl ... and Mach memory allocators are not supported |
537 |
have_mmap_vm=no |
538 |
if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \ |
539 |
"x$ac_cv_func_mprotect" = "xyes" ]]; then |
540 |
if [[ "x$have_mach_vm" = "xno" ]]; then |
541 |
have_mmap_vm=yes |
542 |
fi |
543 |
fi |
544 |
AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm", |
545 |
[Define if your system has a working mmap()-based memory allocator.]) |
546 |
|
547 |
dnl Check that mmap() and associated functions work. |
548 |
if [[ "x$have_mmap_vm" = "xyes" ]]; then |
549 |
|
550 |
dnl Check if we have a working anonymous mmap() |
551 |
AC_CACHE_CHECK([whether mmap supports MAP_ANON], |
552 |
ac_cv_mmap_anon, [ |
553 |
AC_LANG_SAVE |
554 |
AC_LANG_CPLUSPLUS |
555 |
AC_TRY_RUN([ |
556 |
#define HAVE_MMAP_ANON |
557 |
#define CONFIGURE_TEST_VM_MAP |
558 |
#define TEST_VM_MMAP_ANON |
559 |
#include "vm_alloc.cpp" |
560 |
], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no, |
561 |
dnl When cross-compiling, do not assume anything. |
562 |
ac_cv_mmap_anon="guessing no" |
563 |
) |
564 |
AC_LANG_RESTORE |
565 |
] |
566 |
) |
567 |
AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon", |
568 |
[Define if <sys/mman.h> defines MAP_ANON and mmap()'ing with MAP_ANON works.]) |
569 |
|
570 |
AC_CACHE_CHECK([whether mmap supports MAP_ANONYMOUS], |
571 |
ac_cv_mmap_anonymous, [ |
572 |
AC_LANG_SAVE |
573 |
AC_LANG_CPLUSPLUS |
574 |
AC_TRY_RUN([ |
575 |
#define HAVE_MMAP_ANONYMOUS |
576 |
#define CONFIGURE_TEST_VM_MAP |
577 |
#define TEST_VM_MMAP_ANON |
578 |
#include "vm_alloc.cpp" |
579 |
], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no, |
580 |
dnl When cross-compiling, do not assume anything. |
581 |
ac_cv_mmap_anonymous="guessing no" |
582 |
) |
583 |
AC_LANG_RESTORE |
584 |
] |
585 |
) |
586 |
AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous", |
587 |
[Define if <sys/mman.h> defines MAP_ANONYMOUS and mmap()'ing with MAP_ANONYMOUS works.]) |
588 |
|
589 |
AC_CACHE_CHECK([whether mprotect works], |
590 |
ac_cv_mprotect_works, [ |
591 |
AC_LANG_SAVE |
592 |
AC_LANG_CPLUSPLUS |
593 |
ac_cv_mprotect_works=yes |
594 |
dnl First the tests that should segfault |
595 |
for test_def in NONE_READ NONE_WRITE READ_WRITE; do |
596 |
AC_TRY_RUN([ |
597 |
#define CONFIGURE_TEST_VM_MAP |
598 |
#define TEST_VM_PROT_$test_def |
599 |
#include "vm_alloc.cpp" |
600 |
], ac_cv_mprotect_works=no, rm -f core, |
601 |
dnl When cross-compiling, do not assume anything |
602 |
ac_cv_mprotect_works="guessing no" |
603 |
) |
604 |
done |
605 |
AC_TRY_RUN([ |
606 |
#define CONFIGURE_TEST_VM_MAP |
607 |
#define TEST_VM_PROT_RDWR_WRITE |
608 |
#include "vm_alloc.cpp" |
609 |
], , ac_cv_mprotect_works=no, |
610 |
dnl When cross-compiling, do not assume anything |
611 |
ac_cv_mprotect_works="guessing no" |
612 |
) |
613 |
AC_LANG_RESTORE |
614 |
] |
615 |
) |
616 |
|
617 |
dnl Remove support for mmap() if mprotect() does not work |
618 |
if [[ "x$have_mmap_vm" = "xyes" ]]; then |
619 |
case $ac_cv_mprotect_works in |
620 |
*yes) have_mmap_vm=yes;; |
621 |
*no) have_mmap_vm=no;; |
622 |
esac |
623 |
fi |
624 |
AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm, |
625 |
[Define if your system has a working mmap()-based memory allocator.]) |
626 |
|
627 |
fi dnl HAVE_MMAP_VM |
628 |
|
629 |
dnl Check if we can modify the __PAGEZERO segment for use as Low Memory |
630 |
AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x3000], |
631 |
ac_cv_pagezero_hack, [ |
632 |
ac_cv_pagezero_hack=no |
633 |
if AC_TRY_COMMAND([Darwin/testlmem.sh 0x3000]); then |
634 |
ac_cv_pagezero_hack=yes |
635 |
dnl might as well skip the test for mmap-able low memory |
636 |
ac_cv_can_map_lm=no |
637 |
fi |
638 |
]) |
639 |
AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack", |
640 |
[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.]) |
641 |
|
642 |
dnl Check if we can mmap 0x3000 bytes from 0x0000 |
643 |
AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x3000], |
644 |
ac_cv_can_map_lm, [ |
645 |
AC_LANG_SAVE |
646 |
AC_LANG_CPLUSPLUS |
647 |
AC_TRY_RUN([ |
648 |
#include "vm_alloc.cpp" |
649 |
int main(void) { /* returns 0 if we could map the lowmem globals */ |
650 |
volatile char * lm = 0; |
651 |
if (vm_init() < 0) exit(1); |
652 |
if (vm_acquire_fixed(0, 0x2000) < 0) exit(1); |
653 |
lm[0] = 'z'; |
654 |
if (vm_release((char *)lm, 0x2000) < 0) exit(1); |
655 |
vm_exit(); exit(0); |
656 |
} |
657 |
], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no, |
658 |
dnl When cross-compiling, do not assume anything. |
659 |
ac_cv_can_map_lm="guessing no" |
660 |
) |
661 |
AC_LANG_RESTORE |
662 |
] |
663 |
) |
664 |
|
665 |
dnl Check signal handlers need to be reinstalled |
666 |
AC_CACHE_CHECK([whether signal handlers need to be reinstalled], |
667 |
ac_cv_signal_need_reinstall, [ |
668 |
AC_LANG_SAVE |
669 |
AC_LANG_CPLUSPLUS |
670 |
AC_TRY_RUN([ |
671 |
#include <stdlib.h> |
672 |
#ifdef HAVE_UNISTD_H |
673 |
#include <unistd.h> |
674 |
#endif |
675 |
#include <signal.h> |
676 |
static int handled_signal = 0; |
677 |
RETSIGTYPE sigusr1_handler(int) { handled_signal++; } |
678 |
int main(void) { /* returns 0 if signals need not to be reinstalled */ |
679 |
signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1); |
680 |
exit(handled_signal == 2); |
681 |
} |
682 |
], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no, |
683 |
dnl When cross-compiling, do not assume anything. |
684 |
ac_cv_signal_need_reinstall="guessing yes" |
685 |
) |
686 |
AC_LANG_RESTORE |
687 |
] |
688 |
) |
689 |
AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall", |
690 |
[Define if your system requires signals to be reinstalled.]) |
691 |
|
692 |
dnl Check if sigaction handlers need to be reinstalled |
693 |
AC_CACHE_CHECK([whether sigaction handlers need to be reinstalled], |
694 |
ac_cv_sigaction_need_reinstall, [ |
695 |
AC_LANG_SAVE |
696 |
AC_LANG_CPLUSPLUS |
697 |
AC_TRY_RUN([ |
698 |
#include <stdlib.h> |
699 |
#ifdef HAVE_UNISTD_H |
700 |
#include <unistd.h> |
701 |
#endif |
702 |
#include <signal.h> |
703 |
static int handled_signal = 0; |
704 |
RETSIGTYPE sigusr1_handler(int) { handled_signal++; } |
705 |
typedef RETSIGTYPE (*signal_handler)(int); |
706 |
static signal_handler mysignal(int sig, signal_handler handler) { |
707 |
struct sigaction old_sa; |
708 |
struct sigaction new_sa; |
709 |
new_sa.sa_handler = handler; |
710 |
return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler); |
711 |
} |
712 |
int main(void) { /* returns 0 if signals need not to be reinstalled */ |
713 |
mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1); |
714 |
exit(handled_signal == 2); |
715 |
} |
716 |
], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no, |
717 |
dnl When cross-compiling, do not assume anything. |
718 |
ac_cv_sigaction_need_reinstall="guessing yes" |
719 |
) |
720 |
AC_LANG_RESTORE |
721 |
] |
722 |
) |
723 |
AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall", |
724 |
[Define if your system requires sigactions to be reinstalled.]) |
725 |
|
726 |
dnl Check if Mach exceptions supported. |
727 |
AC_CACHE_CHECK([whether your system supports Mach exceptions], |
728 |
ac_cv_have_mach_exceptions, [ |
729 |
AC_LANG_SAVE |
730 |
AC_LANG_CPLUSPLUS |
731 |
AC_TRY_RUN([ |
732 |
#define HAVE_MACH_EXCEPTIONS 1 |
733 |
#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
734 |
#include "vm_alloc.cpp" |
735 |
#include "sigsegv.cpp" |
736 |
], |
737 |
ac_cv_have_mach_exceptions=yes, |
738 |
ac_cv_have_mach_exceptions=no, |
739 |
dnl When cross-compiling, do not assume anything. |
740 |
ac_cv_have_mach_exceptions=no |
741 |
) |
742 |
AC_LANG_RESTORE |
743 |
] |
744 |
) |
745 |
if [[ "$ac_cv_have_mach_exceptions" = "yes" ]]; then |
746 |
sigsegv_recovery=mach |
747 |
fi |
748 |
AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions", |
749 |
[Define if your system supports Mach exceptions.]) |
750 |
|
751 |
dnl Check if Windows exceptions are supported. |
752 |
AC_CACHE_CHECK([whether your system supports Windows exceptions], |
753 |
ac_cv_have_win32_exceptions, [ |
754 |
AC_LANG_SAVE |
755 |
AC_LANG_CPLUSPLUS |
756 |
AC_TRY_RUN([ |
757 |
#define HAVE_WIN32_EXCEPTIONS 1 |
758 |
#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
759 |
#include "vm_alloc.cpp" |
760 |
#include "sigsegv.cpp" |
761 |
], [ |
762 |
sigsegv_recovery=win32 |
763 |
ac_cv_have_win32_exceptions=yes |
764 |
], |
765 |
ac_cv_have_win32_exceptions=no, |
766 |
dnl When cross-compiling, do not assume anything. |
767 |
ac_cv_have_win32_exceptions=no |
768 |
) |
769 |
AC_LANG_RESTORE |
770 |
] |
771 |
) |
772 |
AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions", |
773 |
[Define if your system supports Windows exceptions.]) |
774 |
|
775 |
dnl Otherwise, check if extended signals are supported. |
776 |
if [[ -z "$sigsegv_recovery" ]]; then |
777 |
AC_CACHE_CHECK([whether your system supports extended signal handlers], |
778 |
ac_cv_have_extended_signals, [ |
779 |
AC_LANG_SAVE |
780 |
AC_LANG_CPLUSPLUS |
781 |
AC_TRY_RUN([ |
782 |
#define HAVE_SIGINFO_T 1 |
783 |
#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
784 |
#include "vm_alloc.cpp" |
785 |
#include "sigsegv.cpp" |
786 |
], |
787 |
ac_cv_have_extended_signals=yes, |
788 |
ac_cv_have_extended_signals=no, |
789 |
dnl When cross-compiling, do not assume anything. |
790 |
ac_cv_have_extended_signals=no |
791 |
) |
792 |
AC_LANG_RESTORE |
793 |
] |
794 |
) |
795 |
if [[ "$ac_cv_have_extended_signals" = "yes" ]]; then |
796 |
sigsegv_recovery=siginfo |
797 |
fi |
798 |
AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals", |
799 |
[Define if your system support extended signals.]) |
800 |
fi |
801 |
|
802 |
dnl Otherwise, check for subterfuges. |
803 |
if [[ -z "$sigsegv_recovery" ]]; then |
804 |
AC_CACHE_CHECK([whether we then have a subterfuge for your system], |
805 |
ac_cv_have_sigcontext_hack, [ |
806 |
AC_LANG_SAVE |
807 |
AC_LANG_CPLUSPLUS |
808 |
AC_TRY_RUN([ |
809 |
#define HAVE_SIGCONTEXT_SUBTERFUGE 1 |
810 |
#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
811 |
#include "vm_alloc.cpp" |
812 |
#include "sigsegv.cpp" |
813 |
], |
814 |
ac_cv_have_sigcontext_hack=yes, |
815 |
ac_cv_have_sigcontext_hack=no, |
816 |
dnl When cross-compiling, do not assume anything. |
817 |
ac_cv_have_sigcontext_hack=no |
818 |
) |
819 |
AC_LANG_RESTORE |
820 |
]) |
821 |
if [[ "$ac_cv_have_sigcontext_hack" = "yes" ]]; then |
822 |
sigsegv_recovery=sigcontext |
823 |
fi |
824 |
AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack", |
825 |
[Define if we know a hack to replace siginfo_t->si_addr member.]) |
826 |
fi |
827 |
|
828 |
dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler) |
829 |
AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler], |
830 |
ac_cv_have_skip_instruction, [ |
831 |
AC_LANG_SAVE |
832 |
AC_LANG_CPLUSPLUS |
833 |
AC_TRY_RUN([ |
834 |
#define HAVE_SIGSEGV_SKIP_INSTRUCTION 1 |
835 |
#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
836 |
#include "vm_alloc.cpp" |
837 |
#include "sigsegv.cpp" |
838 |
], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no, |
839 |
dnl When cross-compiling, do not assume anything. |
840 |
ac_cv_have_skip_instruction=no |
841 |
) |
842 |
AC_LANG_RESTORE |
843 |
] |
844 |
) |
845 |
AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction", |
846 |
[Define if we can ignore the fault (instruction skipping in SIGSEGV handler).]) |
847 |
|
848 |
dnl Can we do Video on SEGV Signals ? |
849 |
CAN_VOSF=no |
850 |
if [[ -n "$sigsegv_recovery" ]]; then |
851 |
CAN_VOSF=yes |
852 |
fi |
853 |
|
854 |
dnl Enable VOSF screen updates with this feature is requested and feasible |
855 |
if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then |
856 |
AC_DEFINE(ENABLE_VOSF, 1, [Define if using video enabled on SEGV signals.]) |
857 |
else |
858 |
WANT_VOSF=no |
859 |
fi |
860 |
|
861 |
dnl Check addressing mode to use |
862 |
AC_MSG_CHECKING([for addressing mode to use]) |
863 |
case "$os_target" in |
864 |
cygwin*) |
865 |
WANT_ADDRESSING_MODE="direct,cygwin-hack" |
866 |
NATMEM_OFFSET= |
867 |
;; |
868 |
esac |
869 |
if [[ "$EMULATED_PPC" != "yes" ]]; then |
870 |
if [[ "$WANT_ADDRESSING_MODE" != "real" ]]; then |
871 |
AC_MSG_WARN([Running in native PowerPC mode, force use of Real Addressing.]) |
872 |
WANT_ADDRESSING_MODE="real" |
873 |
fi |
874 |
fi |
875 |
if [[ "$WANT_ADDRESSING_MODE" = "direct" ]]; then |
876 |
if [[ -n "$NATMEM_OFFSET" ]]; then |
877 |
NATMEM_OFFSET_DEF="-DNATMEM_OFFSET=$NATMEM_OFFSET" |
878 |
fi |
879 |
AC_LANG_SAVE |
880 |
AC_LANG_CPLUSPLUS |
881 |
cat confdefs.h > conftest.$ac_ext |
882 |
cat >> conftest.$ac_ext << EOF |
883 |
#include <stdio.h> |
884 |
#include <string.h> |
885 |
#include "vm_alloc.cpp" |
886 |
|
887 |
int main(void) |
888 |
{ |
889 |
if (vm_init() < 0) |
890 |
return 1; |
891 |
|
892 |
static const struct { |
893 |
unsigned long base; |
894 |
unsigned int size; |
895 |
} ranges[[]] = { |
896 |
{ 0x00000000, 0x0003000 }, |
897 |
{ 0x10000000, 0x2000000 }, |
898 |
{ 0x40800000, 0x0400000 }, |
899 |
{ 0x68070000, 0x0010000 }, |
900 |
{ 0x69000000, 0x0080000 }, |
901 |
{ 0x68ffe000, 0x0002000 }, |
902 |
{ 0x5fffe000, 0x0002000 }, |
903 |
{ 0x60000000, 0x0040000 }, |
904 |
}; |
905 |
const int n_ranges = sizeof(ranges)/ sizeof(ranges[[0]]); |
906 |
|
907 |
#ifdef NATMEM_OFFSET |
908 |
unsigned long ofs = NATMEM_OFFSET; |
909 |
#else |
910 |
for (unsigned long ofs = 0x10000000; ofs <= 0x90000000; ofs += 0x10000000) |
911 |
#endif |
912 |
for (int i = 0; i < n_ranges; i++) { |
913 |
char *m = (char *)(ranges[[i]].base + ofs); |
914 |
if (vm_acquire_fixed(m, ranges[[i]].size) != 0) |
915 |
break; |
916 |
memset(m, 0, ranges[[i]].size); |
917 |
vm_release(m, ranges[[i]].size); |
918 |
if (i == n_ranges - 1) { |
919 |
printf("0x%08x\n", ofs); |
920 |
return 0; |
921 |
} |
922 |
} |
923 |
|
924 |
vm_exit(); |
925 |
return 1; |
926 |
} |
927 |
EOF |
928 |
doit='$CXX conftest.$ac_ext -o conftest.$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS $LIBS $NATMEM_OFFSET_DEF >& AS_MESSAGE_LOG_FD' |
929 |
if AC_TRY_EVAL(doit); then |
930 |
NATMEM_OFFSET=`./conftest.$ac_exeext` |
931 |
else |
932 |
NATMEM_OFFSET= |
933 |
fi |
934 |
rm -f conftest* |
935 |
AC_LANG_RESTORE |
936 |
|
937 |
if [[ -z "$NATMEM_OFFSET" ]]; then |
938 |
AC_MSG_ERROR([could not determine a sensible NATMEM_OFFSET value]) |
939 |
else |
940 |
WANT_ADDRESSING_MODE="direct,$NATMEM_OFFSET" |
941 |
AC_DEFINE_UNQUOTED(NATMEM_OFFSET, $NATMEM_OFFSET, |
942 |
[Define constant offset for Mac address translation]) |
943 |
fi |
944 |
fi |
945 |
AC_MSG_RESULT($WANT_ADDRESSING_MODE) |
946 |
|
947 |
dnl Platform specific binary postprocessor |
948 |
AC_PATH_PROG(BLESS, "true") |
949 |
if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then |
950 |
BLESS=Darwin/lowmem |
951 |
LDFLAGS="$LDFLAGS -pagezero_size 0x3000" |
952 |
fi |
953 |
|
954 |
dnl Check for GCC 2.7 or higher. |
955 |
HAVE_GCC27=no |
956 |
AC_MSG_CHECKING(for GCC 2.7 or higher) |
957 |
AC_EGREP_CPP(xyes, |
958 |
[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 |
959 |
xyes |
960 |
#endif |
961 |
], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) |
962 |
|
963 |
dnl Check for GCC 3.0 or higher. |
964 |
HAVE_GCC30=no |
965 |
AC_MSG_CHECKING(for GCC 3.0 or higher) |
966 |
AC_EGREP_CPP(xyes, |
967 |
[#if __GNUC__ >= 3 |
968 |
xyes |
969 |
#endif |
970 |
], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no)) |
971 |
|
972 |
dnl Check for ICC. |
973 |
AC_MSG_CHECKING(for ICC) |
974 |
HAVE_ICC=no |
975 |
if $CXX -V -v 2>&1 | grep -q "Intel(R) C++ Compiler"; then |
976 |
HAVE_ICC=yes |
977 |
fi |
978 |
AC_MSG_RESULT($HAVE_ICC) |
979 |
|
980 |
dnl Determine the generated object format |
981 |
AC_CACHE_CHECK([whether the compiler can generate ELF objects], |
982 |
ac_cv_object_format, [ |
983 |
echo 'int i;' > conftest.$ac_ext |
984 |
ac_cv_object_format=no |
985 |
if AC_TRY_EVAL(ac_compile); then |
986 |
case `/usr/bin/file conftest.$ac_objext` in |
987 |
*"ELF"*) |
988 |
ac_cv_object_format=elf |
989 |
;; |
990 |
*) |
991 |
ac_cv_object_format=unknown |
992 |
;; |
993 |
esac |
994 |
fi |
995 |
rm -rf conftest* |
996 |
]) |
997 |
|
998 |
dnl CPU emulator sources |
999 |
if [[ "x$EMULATED_PPC" = "xyes" ]]; then |
1000 |
CPUSRCS="\ |
1001 |
../kpx_cpu/src/mathlib/ieeefp.cpp \ |
1002 |
../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \ |
1003 |
../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \ |
1004 |
../kpx_cpu/src/cpu/ppc/ppc-execute.cpp \ |
1005 |
../kpx_cpu/src/cpu/ppc/ppc-translate.cpp" |
1006 |
CPPFLAGS="$CPPFLAGS -I../kpx_cpu/include -I../kpx_cpu/src" |
1007 |
|
1008 |
dnl Enable JIT compiler, if possible |
1009 |
if [[ "x$WANT_JIT" = "xyes" ]]; then |
1010 |
AC_CACHE_CHECK([whether dyngen can be used], |
1011 |
ac_cv_use_dyngen, [ |
1012 |
case $host_cpu:$ac_cv_object_format in |
1013 |
powerpc:elf) |
1014 |
ac_cv_use_dyngen=yes |
1015 |
;; |
1016 |
x86_64:elf) |
1017 |
ac_cv_use_dyngen=yes |
1018 |
;; |
1019 |
i?86:elf) |
1020 |
ac_cv_use_dyngen=yes |
1021 |
;; |
1022 |
*:*) |
1023 |
ac_cv_use_dyngen=no |
1024 |
;; |
1025 |
esac |
1026 |
dnl Check for a suitable synthetic opcodes compiler (icc is faking itself as gcc 3.2.2) |
1027 |
if [[ -z "$DYNGEN_CC" ]]; then |
1028 |
if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then |
1029 |
DYNGEN_CC=$CXX |
1030 |
else |
1031 |
for p in /usr/bin /usr/local/bin; do |
1032 |
gxx="$p/g++" |
1033 |
if [[ -x "$gxx" ]]; then |
1034 |
DYNGEN_CC="$gxx" |
1035 |
fi |
1036 |
done |
1037 |
fi |
1038 |
fi |
1039 |
if [[ -z "$DYNGEN_CC" ]] || ! { echo '#include <limits>' | $DYNGEN_CC -xc++ -c -o /dev/null - >& /dev/null; }; then |
1040 |
ac_cv_use_dyngen=no |
1041 |
fi |
1042 |
]) |
1043 |
if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then |
1044 |
case $host_cpu in |
1045 |
i?86) |
1046 |
DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2" |
1047 |
if [[ "x$HAVE_GCC30" = "xyes" ]]; then |
1048 |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0" |
1049 |
else |
1050 |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0" |
1051 |
fi |
1052 |
saved_CPPFLAGS=$CPPFLAGS |
1053 |
CPPFLAGS="$CPPFLAGS -mmmx" |
1054 |
AC_CHECK_HEADERS(mmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"]) |
1055 |
CPPFLAGS="$CPPFLAGS -msse" |
1056 |
AC_CHECK_HEADERS(xmmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"]) |
1057 |
CPPFLAGS="$CPPFLAGS -msse2" |
1058 |
AC_CHECK_HEADERS(emmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"]) |
1059 |
CPPFLAGS=$saved_CPPFLAGS |
1060 |
;; |
1061 |
x86_64) |
1062 |
AC_CHECK_HEADERS(mmintrin.h xmmintrin.h emmintrin.h) |
1063 |
;; |
1064 |
esac |
1065 |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000" |
1066 |
if [[ "x$HAVE_GCC30" = "xyes" ]]; then |
1067 |
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-reorder-blocks -fno-optimize-sibling-calls" |
1068 |
fi |
1069 |
else |
1070 |
WANT_JIT=no |
1071 |
fi |
1072 |
AC_TRANSLATE_DEFINE(ENABLE_DYNGEN, $ac_cv_use_dyngen, [Define to enable dyngen engine]) |
1073 |
if [[ "x$WANT_JIT" = "xyes" ]]; then |
1074 |
DYNGENSRCS="\ |
1075 |
../kpx_cpu/src/cpu/jit/dyngen.c \ |
1076 |
../kpx_cpu/src/cpu/jit/cxxdemangle.cpp" |
1077 |
CPUSRCS="\ |
1078 |
../kpx_cpu/src/cpu/jit/jit-cache.cpp \ |
1079 |
../kpx_cpu/src/cpu/jit/basic-dyngen.cpp \ |
1080 |
../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp $CPUSRCS" |
1081 |
fi |
1082 |
fi |
1083 |
CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp" |
1084 |
else |
1085 |
WANT_JIT=no |
1086 |
fi |
1087 |
if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then |
1088 |
AC_CACHE_CHECK([whether static data regions are executable], |
1089 |
ac_cv_have_static_data_exec, [ |
1090 |
AC_TRY_RUN([int main(void) { |
1091 |
#if defined(__powerpc__) |
1092 |
static unsigned int p[8] = {0x4e800020,}; |
1093 |
asm volatile("dcbst 0,%0" : : "r" (p) : "memory"); |
1094 |
asm volatile("sync" : : : "memory"); |
1095 |
asm volatile("icbi 0,%0" : : "r" (p) : "memory"); |
1096 |
asm volatile("sync" : : : "memory"); |
1097 |
asm volatile("isync" : : : "memory"); |
1098 |
((void (*)(void))p)(); |
1099 |
return 0; |
1100 |
#endif |
1101 |
return 1; |
1102 |
}], ac_cv_have_static_data_exec=yes, ac_cv_have_static_data_exec=no, |
1103 |
dnl When cross-compiling, do not assume anything. |
1104 |
ac_cv_have_static_data_exec=no |
1105 |
) |
1106 |
]) |
1107 |
fi |
1108 |
AC_TRANSLATE_DEFINE(HAVE_STATIC_DATA_EXEC, "$ac_cv_have_static_data_exec", |
1109 |
[Define if your system marks static data pages as executable.]) |
1110 |
|
1111 |
if [[ "x$WANT_JIT" = "xyes" ]]; then |
1112 |
CPPFLAGS="$CPPFLAGS -DUSE_JIT" |
1113 |
fi |
1114 |
|
1115 |
dnl Generate Makefile. |
1116 |
AC_SUBST(DYNGENSRCS) |
1117 |
AC_SUBST(DYNGEN_CC) |
1118 |
AC_SUBST(DYNGEN_OP_FLAGS) |
1119 |
AC_SUBST(SYSSRCS) |
1120 |
AC_SUBST(CPUSRCS) |
1121 |
AC_SUBST(BLESS) |
1122 |
AC_SUBST(KEYCODES) |
1123 |
AC_OUTPUT([ |
1124 |
Makefile |
1125 |
../MacOSX/Info.plist |
1126 |
]) |
1127 |
|
1128 |
dnl Print summary. |
1129 |
echo |
1130 |
echo SheepShaver configuration summary: |
1131 |
echo |
1132 |
echo SDL support ...................... : $SDL_SUPPORT |
1133 |
echo XFree86 DGA support .............. : $WANT_XF86_DGA |
1134 |
echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE |
1135 |
echo Using PowerPC emulator ........... : $EMULATED_PPC |
1136 |
echo Enable JIT compiler .............. : $WANT_JIT |
1137 |
echo Enable video on SEGV signals ..... : $WANT_VOSF |
1138 |
echo ESD sound support ................ : $WANT_ESD |
1139 |
echo GTK user interface ............... : $WANT_GTK |
1140 |
echo mon debugger support ............. : $WANT_MON |
1141 |
echo Addressing mode .................. : $WANT_ADDRESSING_MODE |
1142 |
echo Bad memory access recovery type .. : $sigsegv_recovery |
1143 |
echo |
1144 |
echo "Configuration done. Now type \"make\"." |