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.
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=$enableval], [WANT_FBDEV_DGA=yes])
AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$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 Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_CXX
AC_PROG_MAKE_SET
AC_PROG_INSTALL

dnl We use mon if possible.
MONSRCS=
AC_MSG_CHECKING(for mon)
if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
  AC_MSG_RESULT(yes)
  WANT_MON=yes
  DEFINES="$DEFINES -DENABLE_MON=1"
  MONSRCS="../../../mon/src/mon.cpp ../../../mon/src/mon_6502.cpp ../../../mon/src/mon_68k.cpp ../../../mon/src/mon_8080.cpp ../../../mon/src/mon_cmd.cpp ../../../mon/src/mon_ppc.cpp ../../../mon/src/mon_x86.cpp"
  CXXFLAGS="$CXXFLAGS -I../../../mon/src"
  AC_CHECK_LIB(readline, readline)
  AC_CHECK_HEADERS(readline/readline.h readline/history.h)
else
  AC_MSG_RESULT(no)
  WANT_MON=no
  DEFINES="$DEFINES -DENABLE_MON=0"
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 need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
AC_CHECK_LIB(pthread, pthread_create, , [
  AC_CHECK_LIB(c_r, pthread_create, , [
    AC_CHECK_LIB(PTL, pthread_create, , [
      AC_MSG_ERROR([You need pthreads to run Basilisk II.])
    ])
  ])
])

dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
SEMSRCS=
AC_CHECK_FUNCS(sem_init, , [
  SEMSRCS=posix_sem.cpp
])

dnl We use DGA (XFree86 or fbdev) if possible.
if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
  AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
    DEFINES="$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
  ], [
    AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
    WANT_XF86_DGA=no
    DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
  ])
else
  DEFINES="$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 XFree86 VidMode if possible.
if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
  AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
    DEFINES="$DEFINES -DENABLE_XF86_VIDMODE=1"
    LIBS="$LIBS -lXxf86vm"
  ], [
    AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
    WANT_XF86_VIDMODE=no
    DEFINES="$DEFINES -DENABLE_XF86_VIDMODE=0"
  ])
fi

dnl We use GTK+ if possible.
UISRCS=../dummy/prefs_editor_dummy.cpp
if [[ "x$WANT_GTK" = "xyes" ]]; then
  AM_PATH_GTK(1.2.0, [
    DEFINES="$DEFINES -DENABLE_GTK=1"
    CFLAGS="$CFLAGS $GTK_CFLAGS"
    CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
    LIBS="$LIBS $GTK_LIBS"
    UISRCS=prefs_editor_gtk.cpp
  ], [
    AC_MSG_WARN([Could not find GTK+, disabling user interface.])
    WANT_GTK=no
    DEFINES="$DEFINES -DENABLE_GTK=0"
  ])
fi

dnl We use ESD if possible.
if [[ "x$WANT_ESD" = "xyes" ]]; then
  AM_PATH_ESD(0.2.8, [
    DEFINES="$DEFINES -DENABLE_ESD=1"
    CFLAGS="$CFLAGS $ESD_CFLAGS"
    CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
    LIBS="$LIBS $ESD_LIBS"
  ], [
    AC_MSG_WARN([Could not find ESD, disabling ESD support.])
    WANT_ESD=no
    DEFINES="$DEFINES -DENABLE_ESD=0"
  ])
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)
AC_CHECK_FUNCS(pthread_cancel)

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 "$MACHINE" in
  Linux*)
    SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
    ;;
  FreeBSD*3.*)
    dnl Check for the CAM library
    AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no) 
    if [[ "x$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$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
        dnl In this case I should fix this thing including a "patch"
        dnl to access directly to the functions in the kernel :) --Orlando
        AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
      fi
      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
      CXXFLAGS="$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
SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"

dnl Check for i386 CPU.
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 SPARC CPU.
HAVE_SPARC=no
AC_MSG_CHECKING(for SPARC target CPU)
AC_EGREP_CPP(yes,
[
#ifdef __sparc__
  yes
#endif
], [AC_MSG_RESULT(yes); HAVE_SPARC=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 2.7 or higher.
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.
WANT_X86_ASSEMBLY=no
WANT_SPARC_V8_ASSEMBLY=no
WANT_SPARC_V9_ASSEMBLY=no
CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
  dnl i386 CPU
  DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
  if [[ "x$HAVE_GAS" = "xyes" ]]; then
    WANT_X86_ASSEMBLY=yes
    DEFINES="$DEFINES -DX86_ASSEMBLY"
    CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
  fi
elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
  dnl SPARC CPU
  case "$MACHINE" in
  SunOS*)
    AC_MSG_CHECKING(SPARC CPU architecture)
    SPARC_TYPE=`Solaris/which_sparc`
    AC_MSG_RESULT($SPARC_TYPE)
    case "$SPARC_TYPE" in
    SPARC_V8)
      WANT_SPARC_V8_ASSEMBLY=yes
      DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
      CFLAGS="$CFLAGS -Wa,-Av8"
      CXXFLAGS="$CXXFLAGS -Wa,-Av8"
      ;;
    SPARC_V9)
      WANT_SPARC_V9_ASSEMBLY=yes
      DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
      CFLAGS="$CFLAGS -Wa,-Av9"
      CXXFLAGS="$CXXFLAGS -Wa,-Av9"
      ;;
    esac
    ;;
  esac
fi

dnl UAE CPU sources for all architectures.
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 $CPUSRCS"

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 ESD sound support ................ : $WANT_ESD
echo GTK user interface ............... : $WANT_GTK
echo mon debugger support ............. : $WANT_MON
echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
echo
echo "Configuration done. Now type \"make\"."
Revision:	1.17
Committed:	1999-11-03T21:04:22Z (25 years ago) by cebix
Branch:	MAIN
CVS Tags:	snapshot-22121999, release-0_8-1
Changes since 1.16:	+19 -5 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	cebix	1.1	dnl Process this file with autoconf to produce a configure script.
2			dnl Written in 1999 by Christian Bauer et al.
3
4			AC_INIT(main_unix.cpp)
5			AC_PREREQ(2.12)
6			AC_CONFIG_HEADER(config.h)
7
8			dnl Options.
9	cebix	1.17	AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$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_WITH(esd, [ --with-esd support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
13			AC_ARG_WITH(gtk, [ --with-gtk use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
14			AC_ARG_WITH(mon, [ --with-mon use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
15	cebix	1.1
16			dnl Checks for programs.
17			AC_PROG_CC
18	cebix	1.4	AC_PROG_CPP
19	cebix	1.1	AC_PROG_CXX
20			AC_PROG_MAKE_SET
21			AC_PROG_INSTALL
22
23	cebix	1.11	dnl We use mon if possible.
24			MONSRCS=
25			AC_MSG_CHECKING(for mon)
26			if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
27			AC_MSG_RESULT(yes)
28	cebix	1.12	WANT_MON=yes
29	cebix	1.11	DEFINES="$DEFINES -DENABLE_MON=1"
30			MONSRCS="../../../mon/src/mon.cpp ../../../mon/src/mon_6502.cpp ../../../mon/src/mon_68k.cpp ../../../mon/src/mon_8080.cpp ../../../mon/src/mon_cmd.cpp ../../../mon/src/mon_ppc.cpp ../../../mon/src/mon_x86.cpp"
31			CXXFLAGS="$CXXFLAGS -I../../../mon/src"
32	cebix	1.14	AC_CHECK_LIB(readline, readline)
33			AC_CHECK_HEADERS(readline/readline.h readline/history.h)
34	cebix	1.11	else
35			AC_MSG_RESULT(no)
36	cebix	1.12	WANT_MON=no
37	cebix	1.11	DEFINES="$DEFINES -DENABLE_MON=0"
38			fi
39
40	cebix	1.1	dnl Checks for libraries.
41	cebix	1.10	AC_CHECK_LIB(posix4, sem_init)
42
43			dnl We need X11.
44	cebix	1.1	AC_PATH_XTRA
45			if [[ "x$no_x" = "xyes" ]]; then
46			AC_MSG_ERROR([You need X11 to run Basilisk II.])
47			fi
48			CFLAGS="$CFLAGS $X_CFLAGS"
49			CXXFLAGS="$CXXFLAGS $X_CFLAGS"
50			LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
51
52	cebix	1.10	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
53			AC_CHECK_LIB(pthread, pthread_create, , [
54			AC_CHECK_LIB(c_r, pthread_create, , [
55			AC_CHECK_LIB(PTL, pthread_create, , [
56	cebix	1.6	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
57	cebix	1.10	])
58			])
59			])
60
61			dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
62			SEMSRCS=
63			AC_CHECK_FUNCS(sem_init, , [
64			SEMSRCS=posix_sem.cpp
65			])
66	cebix	1.1
67	cebix	1.10	dnl We use DGA (XFree86 or fbdev) if possible.
68	cebix	1.8	if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
69	cebix	1.10	AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
70	cebix	1.8	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
71	cebix	1.1	LIBS="$LIBS -lXxf86dga"
72	cebix	1.8	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
73			AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
74			WANT_FBDEV_DGA=no
75			fi
76	cebix	1.10	], [
77			AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
78	cebix	1.13	WANT_XF86_DGA=no
79	cebix	1.10	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
80			])
81	cebix	1.8	else
82			DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
83			fi
84			if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
85			DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
86			else
87			DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
88	cebix	1.1	fi
89
90	cebix	1.17	dnl We use XFree86 VidMode if possible.
91			if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
92			AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
93			DEFINES="$DEFINES -DENABLE_XF86_VIDMODE=1"
94			LIBS="$LIBS -lXxf86vm"
95			], [
96			AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
97			WANT_XF86_VIDMODE=no
98			DEFINES="$DEFINES -DENABLE_XF86_VIDMODE=0"
99			])
100			fi
101
102	cebix	1.1	dnl We use GTK+ if possible.
103	cebix	1.10	UISRCS=../dummy/prefs_editor_dummy.cpp
104	cebix	1.14	if [[ "x$WANT_GTK" = "xyes" ]]; then
105	cebix	1.10	AM_PATH_GTK(1.2.0, [
106			DEFINES="$DEFINES -DENABLE_GTK=1"
107			CFLAGS="$CFLAGS $GTK_CFLAGS"
108			CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
109			LIBS="$LIBS $GTK_LIBS"
110			UISRCS=prefs_editor_gtk.cpp
111			], [
112			AC_MSG_WARN([Could not find GTK+, disabling user interface.])
113	cebix	1.14	WANT_GTK=no
114	cebix	1.15	DEFINES="$DEFINES -DENABLE_GTK=0"
115	cebix	1.10	])
116	cebix	1.1	fi
117
118	cebix	1.10	dnl We use ESD if possible.
119			if [[ "x$WANT_ESD" = "xyes" ]]; then
120			AM_PATH_ESD(0.2.8, [
121			DEFINES="$DEFINES -DENABLE_ESD=1"
122			CFLAGS="$CFLAGS $ESD_CFLAGS"
123			CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
124			LIBS="$LIBS $ESD_LIBS"
125			], [
126			AC_MSG_WARN([Could not find ESD, disabling ESD support.])
127			WANT_ESD=no
128	cebix	1.15	DEFINES="$DEFINES -DENABLE_ESD=0"
129	cebix	1.10	])
130	cebix	1.1	fi
131
132			dnl Checks for header files.
133			AC_HEADER_STDC
134			AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
135
136			dnl Checks for typedefs, structures, and compiler characteristics.
137			AC_C_BIGENDIAN
138			AC_C_CONST
139			AC_C_INLINE
140			AC_CHECK_SIZEOF(short, 2)
141			AC_CHECK_SIZEOF(int, 4)
142			AC_CHECK_SIZEOF(long, 4)
143			AC_CHECK_SIZEOF(long long, 8)
144			AC_TYPE_OFF_T
145			AC_CHECK_TYPE(loff_t, off_t)
146			AC_TYPE_SIZE_T
147			AC_HEADER_TIME
148			AC_STRUCT_TM
149
150			dnl Checks for library functions.
151			AC_CHECK_FUNCS(strdup cfmakeraw)
152			AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
153	cebix	1.10	AC_CHECK_FUNCS(pthread_cancel)
154	cebix	1.1
155			dnl Select system-dependant source files.
156			SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
157			if MACHINE=`uname -a 2>/dev/null`; then
158			case "$MACHINE" in
159			Linux*)
160	cebix	1.10	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
161	cebix	1.1	;;
162			FreeBSD3.)
163			dnl Check for the CAM library
164			AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
165			if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
166			AC_MSG_ERROR([Cannot find libcam for SCSI management.])
167			else
168			dnl Check for the sys kernel includes
169			AC_CHECK_HEADER(/sys/cam/cam.h)
170			if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
171			dnl In this case I should fix this thing including a "patch"
172			dnl to access directly to the functions in the kernel :) --Orlando
173			AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
174			fi
175	cebix	1.10	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
176	cebix	1.1	CXXFLAGS="$CXXFLAGS -I/sys"
177			CFLAGS="$CFLAGS -I/sys"
178			LIBS="$LIBS -lcam"
179			DEFINES="$DEFINES -DBSD_COMP -DCAM"
180			fi
181			;;
182			FreeBSD*)
183			dnl Check for the SCSI library
184			AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
185			if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
186			AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
187			else
188			dnl Check for the sys kernel includes
189			AC_CHECK_HEADER(scsi.h sys/scsiio.h)
190			if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
191			AC_MSG_ERROR([Cannot find includes for the SCSI library.])
192			fi
193			SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
194			LIBS="$LIBS -lscsi"
195			DEFINES="$DEFINES -DBSD_COMP"
196			fi
197			;;
198			SunOS*)
199			SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
200			DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
201			;;
202			IRIX*)
203			SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
204			DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
205			LIBS="$LIBS -lm"
206			;;
207			esac
208	cebix	1.8	fi
209	cebix	1.11	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
210	cebix	1.1
211	cebix	1.9	dnl Check for i386 CPU.
212	cebix	1.1	HAVE_I386=no
213			AC_MSG_CHECKING(for x86 target CPU)
214			AC_EGREP_CPP(yes,
215			[
216			#ifdef __i386__
217			yes
218			#endif
219			], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
220
221	cebix	1.9	dnl Check for SPARC CPU.
222			HAVE_SPARC=no
223			AC_MSG_CHECKING(for SPARC target CPU)
224			AC_EGREP_CPP(yes,
225			[
226			#ifdef __sparc__
227			yes
228			#endif
229			], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
230
231	cebix	1.3	dnl Check for GAS.
232	cebix	1.1	HAVE_GAS=no
233			AC_MSG_CHECKING(for GAS .p2align feature)
234			cat >conftest.S << EOF
235			.text
236			.p2align 5
237			EOF
238			if $CC conftest.S -c -o conftest.o >/dev/null 2>&1 ; then HAVE_GAS=yes; fi
239			AC_MSG_RESULT($HAVE_GAS)
240
241	cebix	1.3	dnl Check for GCC 2.7 or higher.
242	cebix	1.1	HAVE_GCC27=no
243			AC_MSG_CHECKING(for GCC 2.7 or higher)
244			AC_EGREP_CPP(yes,
245			[#if __GNUC__ - 1 > 1 \|\| __GNUC_MINOR__ - 1 > 5
246			yes
247			#endif
248			], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
249
250	cebix	1.9	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
251	cebix	1.1	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
252			CFLAGS="$CFLAGS -fomit-frame-pointer"
253			CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
254			fi
255
256	cebix	1.3	dnl Select appropriate CPU source and REGPARAM define.
257	cebix	1.12	WANT_X86_ASSEMBLY=no
258			WANT_SPARC_V8_ASSEMBLY=no
259			WANT_SPARC_V9_ASSEMBLY=no
260	cebix	1.9	CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
261	cebix	1.1	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
262	cebix	1.9	dnl i386 CPU
263	cebix	1.1	DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
264			if [[ "x$HAVE_GAS" = "xyes" ]]; then
265	cebix	1.12	WANT_X86_ASSEMBLY=yes
266	cebix	1.1	DEFINES="$DEFINES -DX86_ASSEMBLY"
267	cebix	1.16	CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
268	cebix	1.1	fi
269	cebix	1.9	elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
270			dnl SPARC CPU
271			case "$MACHINE" in
272			SunOS*)
273			AC_MSG_CHECKING(SPARC CPU architecture)
274			SPARC_TYPE=`Solaris/which_sparc`
275			AC_MSG_RESULT($SPARC_TYPE)
276			case "$SPARC_TYPE" in
277			SPARC_V8)
278	cebix	1.12	WANT_SPARC_V8_ASSEMBLY=yes
279	cebix	1.9	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
280			CFLAGS="$CFLAGS -Wa,-Av8"
281			CXXFLAGS="$CXXFLAGS -Wa,-Av8"
282			;;
283			SPARC_V9)
284	cebix	1.12	WANT_SPARC_V9_ASSEMBLY=yes
285	cebix	1.9	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
286			CFLAGS="$CFLAGS -Wa,-Av9"
287			CXXFLAGS="$CXXFLAGS -Wa,-Av9"
288			;;
289			esac
290			;;
291			esac
292	cebix	1.1	fi
293	cebix	1.9
294			dnl UAE CPU sources for all architectures.
295			CPUINCLUDES="-I../uae_cpu"
296			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 $CPUSRCS"
297	cebix	1.1
298	cebix	1.3	dnl Generate Makefile.
299	cebix	1.1	AC_SUBST(DEFINES)
300			AC_SUBST(SYSSRCS)
301			AC_SUBST(CPUINCLUDES)
302			AC_SUBST(CPUSRCS)
303			AC_OUTPUT(Makefile)
304	cebix	1.12
305			dnl Print summary.
306			echo
307			echo Basilisk II configuration summary:
308			echo
309			echo XFree86 DGA support .............. : $WANT_XF86_DGA
310	cebix	1.17	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
311	cebix	1.12	echo fbdev DGA support ................ : $WANT_FBDEV_DGA
312			echo ESD sound support ................ : $WANT_ESD
313	cebix	1.14	echo GTK user interface ............... : $WANT_GTK
314	cebix	1.12	echo mon debugger support ............. : $WANT_MON
315			echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
316			echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
317			echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
318			echo
319	cebix	1.1	echo "Configuration done. Now type \"make\"."