src/Unix/configure.in

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.
WANT_XF86_DGA=yes
WANT_FBDEV_DGA=yes
WANT_UI=yes
AC_ARG_ENABLE(xf86-dga, [  --enable-xf86-dga       use the XFree86 DGA extension (default)], [WANT_XF86_DGA=$enableval], [])
AC_ARG_ENABLE(fbdev-dga, [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb (default)], [WANT_FBDEV_DGA=$enableval], [])
AC_ARG_ENABLE(ui,  [  --enable-ui             use GTK user interface (default)], [WANT_UI=$enableval], [])

dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_CXX
AC_PROG_MAKE_SET
AC_PROG_INSTALL

dnl Checks for libraries.
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"
STATICLIBS=

dnl We need pthreads.
AC_CHECK_LIB(pthread, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
  dnl Check even the libc_r (FreeBSD)
  AC_CHECK_LIB(c_r, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
  if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
    dnl Or maybe the user has PTL (NetBSD)
    AC_CHECK_LIB(PTL, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
    if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
      AC_MSG_ERROR([You need pthreads to run Basilisk II.])
    else
      LIBS="$LIBS -lPTL"
    fi
  else
     LIBS="$LIBS -lc_r"
  fi
else
  LIBS="$LIBS -lpthread"
fi
AC_CHECK_FUNCS(pthread_cancel)

dnl We use DGA if possible.
if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
  AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, HAVE_DGA=yes, HAVE_DGA=no)
  if [[ "x$HAVE_DGA" = "xno" ]]; then
    AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
    DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
  else
    DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
    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
  fi
else
  DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
fi
if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
  DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
else
  DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
fi

dnl We use GTK+ if possible.
if [[ "x$WANT_UI" = "xyes" ]]; then
  AM_PATH_GTK(1.2.0)
  if [[ "x$no_gtk" = "xyes" ]]; then
    echo "Did not find gtk+, disabling user interface."
    WANT_UI=no
    GTK_CFLAGS=
    GTK_LIBS=
  else
    DEFINES="$DEFINES -DENABLE_GTK=1"
  fi
  CFLAGS="$CFLAGS $GTK_CFLAGS"
  CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
  LIBS="$LIBS $GTK_LIBS"
fi

dnl We need POSIX.4 semaphores (and other POSIX.4 blessings).
SEMSRCS=
AC_CHECK_FUNCS(sem_init)
if [[ "x$ac_cv_func_sem_init" = "xno" ]]; then
  AC_CHECK_LIB(posix4, sem_init, HAVE_LIBPOSIX4=yes, HAVE_LIBPOSIX4=no)
  if [[ "x$HAVE_LIBPOSIX4" = "xno" ]]; then
    dnl Emulate semaphores with pthread mutexes
    SEMSRCS="posix_sem.cpp"
  else
    LIBS="$LIBS -lposix4"
  fi
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_TYPE_OFF_T
AC_CHECK_TYPE(loff_t, off_t)
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM

dnl Checks for library functions.
AC_CHECK_FUNCS(strdup cfmakeraw)
AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)

dnl Select system-dependant source files.
SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
if MACHINE=`uname -a 2>/dev/null`; then
  case "$MACHINE" in
  Linux*)
    SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp Linux/audio_linux.cpp"
    ;;
  FreeBSD*3.*)
    dnl Check for the CAM library
    AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no) 
    if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
      AC_MSG_ERROR([Cannot find libcam for SCSI management.])
    else
      dnl Check for the sys kernel includes
      AC_CHECK_HEADER(/sys/cam/cam.h)
      if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
        dnl In this case I should fix this thing including a "patch"
        dnl to access directly to the functions in the kernel :) --Orlando
        AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
      fi
      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
      CXXFLAGS="$CXXFLAGS -I/sys"
      CFLAGS="$CFLAGS -I/sys"
      LIBS="$LIBS -lcam"
      DEFINES="$DEFINES -DBSD_COMP -DCAM"
    fi
    ;;
  FreeBSD*)
    dnl Check for the SCSI library
    AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
    if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
      AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
    else
      dnl Check for the sys kernel includes
      AC_CHECK_HEADER(scsi.h sys/scsiio.h)
      if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
        AC_MSG_ERROR([Cannot find includes for the SCSI library.])
      fi
      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
      LIBS="$LIBS -lscsi"
      DEFINES="$DEFINES -DBSD_COMP"
    fi
    ;;
  SunOS*)
    SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
    DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
    ;;
  IRIX*)
    SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
    DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
    LIBS="$LIBS -lm"
    ;;
  esac
fi
if [[ "x$WANT_UI" = "xyes" ]]; then
  SYSSRCS="$SYSSRCS prefs_editor_gtk.cpp"
else
  SYSSRCS="$SYSSRCS ../dummy/prefs_editor_dummy.cpp"
fi
if [[ "x$SEMSRCS" != "x" ]]; then
  SYSSRCS="$SYSSRCS $SEMSRCS"
fi

dnl Defaults for UAE CPU.
CPUINCLUDES="-I../uae_cpu"
CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp ../uae_cpu/fpp.cpp cpustbl.cpp cpudefs.cpp"

dnl Check for i386.
HAVE_I386=no
AC_MSG_CHECKING(for x86 target CPU)
AC_EGREP_CPP(yes,
[
#ifdef __i386__
  yes
#endif
], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))

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 GCC.
if [[ "x$HAVE_GCC27" = "xyes" ]]; then
  CFLAGS="$CFLAGS -fomit-frame-pointer"
  CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
fi

dnl Select appropriate CPU source and REGPARAM define.
if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
  DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
  if [[ "x$HAVE_GAS" = "xyes" ]]; then
    DEFINES="$DEFINES -DX86_ASSEMBLY"
    CPUSRCS="$CPUSRCS cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
  else
    CPUSRCS="$CPUSRCS cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
  fi
else
  CPUSRCS="$CPUSRCS cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
fi

dnl Generate Makefile.
AC_SUBST(DEFINES)
AC_SUBST(STATICLIBS)
AC_SUBST(SYSSRCS)
AC_SUBST(CPUINCLUDES)
AC_SUBST(CPUSRCS)
AC_OUTPUT(Makefile)
echo "Configuration done. Now type \"make\"."
Revision:	1.8
Committed:	1999-10-21T13:19:21Z (25 years, 1 month ago) by cebix
Branch:	MAIN
Changes since 1.7:	+24 -10 lines
Log Message:	- added fbdev video code and SPARC assembly optimizations
#	User	Rev	Content
1	cebix	1.1	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	cebix	1.8	WANT_XF86_DGA=yes
10			WANT_FBDEV_DGA=yes
11	cebix	1.1	WANT_UI=yes
12	cebix	1.8	AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension (default)], [WANT_XF86_DGA=$enableval], [])
13			AC_ARG_ENABLE(fbdev-dga, [ --enable-fbdev-dga use direct frame buffer access via /dev/fb (default)], [WANT_FBDEV_DGA=$enableval], [])
14	cebix	1.1	AC_ARG_ENABLE(ui, [ --enable-ui use GTK user interface (default)], [WANT_UI=$enableval], [])
15
16			dnl Checks for programs.
17			AC_PROG_CC
18	cebix	1.4	AC_PROG_CPP
19	cebix	1.1	AC_PROG_CXX
20			AC_PROG_MAKE_SET
21			AC_PROG_INSTALL
22
23			dnl Checks for libraries.
24			AC_PATH_XTRA
25			if [[ "x$no_x" = "xyes" ]]; then
26			AC_MSG_ERROR([You need X11 to run Basilisk II.])
27			fi
28
29			CFLAGS="$CFLAGS $X_CFLAGS"
30			CXXFLAGS="$CXXFLAGS $X_CFLAGS"
31			LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
32			STATICLIBS=
33
34			dnl We need pthreads.
35			AC_CHECK_LIB(pthread, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
36			if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
37			dnl Check even the libc_r (FreeBSD)
38			AC_CHECK_LIB(c_r, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
39			if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
40	cebix	1.6	dnl Or maybe the user has PTL (NetBSD)
41			AC_CHECK_LIB(PTL, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
42			if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
43			AC_MSG_ERROR([You need pthreads to run Basilisk II.])
44			else
45			LIBS="$LIBS -lPTL"
46			fi
47	cebix	1.1	else
48			LIBS="$LIBS -lc_r"
49			fi
50			else
51			LIBS="$LIBS -lpthread"
52			fi
53			AC_CHECK_FUNCS(pthread_cancel)
54
55			dnl We use DGA if possible.
56	cebix	1.8	if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
57	cebix	1.1	AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, HAVE_DGA=yes, HAVE_DGA=no)
58			if [[ "x$HAVE_DGA" = "xno" ]]; then
59	cebix	1.8	AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
60			DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
61	cebix	1.1	else
62	cebix	1.8	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
63	cebix	1.1	LIBS="$LIBS -lXxf86dga"
64	cebix	1.8	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
65			AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
66			WANT_FBDEV_DGA=no
67			fi
68	cebix	1.1	fi
69	cebix	1.8	else
70			DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
71			fi
72			if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
73			DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
74			else
75			DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
76	cebix	1.1	fi
77
78			dnl We use GTK+ if possible.
79			if [[ "x$WANT_UI" = "xyes" ]]; then
80			AM_PATH_GTK(1.2.0)
81			if [[ "x$no_gtk" = "xyes" ]]; then
82			echo "Did not find gtk+, disabling user interface."
83			WANT_UI=no
84			GTK_CFLAGS=
85			GTK_LIBS=
86			else
87			DEFINES="$DEFINES -DENABLE_GTK=1"
88			fi
89			CFLAGS="$CFLAGS $GTK_CFLAGS"
90			CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
91			LIBS="$LIBS $GTK_LIBS"
92			fi
93
94			dnl We need POSIX.4 semaphores (and other POSIX.4 blessings).
95			SEMSRCS=
96			AC_CHECK_FUNCS(sem_init)
97			if [[ "x$ac_cv_func_sem_init" = "xno" ]]; then
98			AC_CHECK_LIB(posix4, sem_init, HAVE_LIBPOSIX4=yes, HAVE_LIBPOSIX4=no)
99			if [[ "x$HAVE_LIBPOSIX4" = "xno" ]]; then
100	cebix	1.5	dnl Emulate semaphores with pthread mutexes
101			SEMSRCS="posix_sem.cpp"
102	cebix	1.1	else
103			LIBS="$LIBS -lposix4"
104			fi
105			fi
106
107			dnl Checks for header files.
108			AC_HEADER_STDC
109			AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
110
111			dnl Checks for typedefs, structures, and compiler characteristics.
112			AC_C_BIGENDIAN
113			AC_C_CONST
114			AC_C_INLINE
115			AC_CHECK_SIZEOF(short, 2)
116			AC_CHECK_SIZEOF(int, 4)
117			AC_CHECK_SIZEOF(long, 4)
118			AC_CHECK_SIZEOF(long long, 8)
119			AC_TYPE_OFF_T
120			AC_CHECK_TYPE(loff_t, off_t)
121			AC_TYPE_SIZE_T
122			AC_HEADER_TIME
123			AC_STRUCT_TM
124
125			dnl Checks for library functions.
126			AC_CHECK_FUNCS(strdup cfmakeraw)
127			AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
128
129			dnl Select system-dependant source files.
130			SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
131			if MACHINE=`uname -a 2>/dev/null`; then
132			case "$MACHINE" in
133			Linux*)
134			SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp Linux/audio_linux.cpp"
135			;;
136			FreeBSD3.)
137			dnl Check for the CAM library
138			AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
139			if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
140			AC_MSG_ERROR([Cannot find libcam for SCSI management.])
141			else
142			dnl Check for the sys kernel includes
143			AC_CHECK_HEADER(/sys/cam/cam.h)
144			if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
145			dnl In this case I should fix this thing including a "patch"
146			dnl to access directly to the functions in the kernel :) --Orlando
147			AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
148			fi
149			SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
150			CXXFLAGS="$CXXFLAGS -I/sys"
151			CFLAGS="$CFLAGS -I/sys"
152			LIBS="$LIBS -lcam"
153			DEFINES="$DEFINES -DBSD_COMP -DCAM"
154			fi
155			;;
156			FreeBSD*)
157			dnl Check for the SCSI library
158			AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
159			if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
160			AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
161			else
162			dnl Check for the sys kernel includes
163			AC_CHECK_HEADER(scsi.h sys/scsiio.h)
164			if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
165			AC_MSG_ERROR([Cannot find includes for the SCSI library.])
166			fi
167			SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
168			LIBS="$LIBS -lscsi"
169			DEFINES="$DEFINES -DBSD_COMP"
170			fi
171			;;
172			SunOS*)
173			SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
174			DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
175			;;
176			IRIX*)
177			SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
178			DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
179			LIBS="$LIBS -lm"
180			;;
181			esac
182	cebix	1.8	fi
183			if [[ "x$WANT_UI" = "xyes" ]]; then
184			SYSSRCS="$SYSSRCS prefs_editor_gtk.cpp"
185			else
186			SYSSRCS="$SYSSRCS ../dummy/prefs_editor_dummy.cpp"
187	cebix	1.1	fi
188			if [[ "x$SEMSRCS" != "x" ]]; then
189			SYSSRCS="$SYSSRCS $SEMSRCS"
190			fi
191
192			dnl Defaults for UAE CPU.
193			CPUINCLUDES="-I../uae_cpu"
194			CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp ../uae_cpu/fpp.cpp cpustbl.cpp cpudefs.cpp"
195
196			dnl Check for i386.
197			HAVE_I386=no
198			AC_MSG_CHECKING(for x86 target CPU)
199			AC_EGREP_CPP(yes,
200			[
201			#ifdef __i386__
202			yes
203			#endif
204			], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
205
206	cebix	1.3	dnl Check for GAS.
207	cebix	1.1	HAVE_GAS=no
208			AC_MSG_CHECKING(for GAS .p2align feature)
209			cat >conftest.S << EOF
210			.text
211			.p2align 5
212			EOF
213			if $CC conftest.S -c -o conftest.o >/dev/null 2>&1 ; then HAVE_GAS=yes; fi
214			AC_MSG_RESULT($HAVE_GAS)
215
216	cebix	1.3	dnl Check for GCC 2.7 or higher.
217	cebix	1.1	HAVE_GCC27=no
218			AC_MSG_CHECKING(for GCC 2.7 or higher)
219			AC_EGREP_CPP(yes,
220			[#if __GNUC__ - 1 > 1 \|\| __GNUC_MINOR__ - 1 > 5
221			yes
222			#endif
223			], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
224
225	cebix	1.3	dnl Set "-fomit-frame-pointer" on GCC.
226	cebix	1.1	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
227			CFLAGS="$CFLAGS -fomit-frame-pointer"
228			CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
229			fi
230
231	cebix	1.3	dnl Select appropriate CPU source and REGPARAM define.
232	cebix	1.1	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
233			DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
234			if [[ "x$HAVE_GAS" = "xyes" ]]; then
235			DEFINES="$DEFINES -DX86_ASSEMBLY"
236	cebix	1.7	CPUSRCS="$CPUSRCS cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
237	cebix	1.1	else
238	cebix	1.7	CPUSRCS="$CPUSRCS cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
239	cebix	1.1	fi
240			else
241	cebix	1.7	CPUSRCS="$CPUSRCS cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
242	cebix	1.1	fi
243
244	cebix	1.3	dnl Generate Makefile.
245	cebix	1.1	AC_SUBST(DEFINES)
246			AC_SUBST(STATICLIBS)
247			AC_SUBST(SYSSRCS)
248			AC_SUBST(CPUINCLUDES)
249			AC_SUBST(CPUSRCS)
250			AC_OUTPUT(Makefile)
251			echo "Configuration done. Now type \"make\"."