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configure.ac
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dnl configure.ac - Autoconf script for building configure
dnl
dnl Copyright (C) 2001 Krzysztof Nikiel
dnl Copyright (C) 2001-2014 Atari800 development team (see DOC/CREDITS)
dnl
dnl This file is part of the Atari800 emulator project which emulates
dnl the Atari 400, 800, 800XL, 130XE, and 5200 8-bit computers.
dnl
dnl Atari800 is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl Atari800 is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with Atari800; if not, write to the Free Software
dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
AC_PREREQ(2.57)
AC_INIT(Atari800, 5.2.0, [email protected])
AC_CONFIG_SRCDIR(src/atari.c)
AC_CONFIG_HEADER(src/config.h)
AC_CONFIG_MACRO_DIR([m4])
dnl Set a8_target...
case "$target" in
default | falcon | firebee | ps2 | rpi | android | x11 | x11-shm | x11-motif | x11-xview | x11-xview-shm | libatari800)
a8_target="$target"
;;
shm | motif | xview | xview-shm)
a8_target="x11-$target"
;;
"")
a8_target=default
;;
*)
echo
echo "Usage: configure [--target=<target>] <other options>"
echo
echo "The '--target' option, if not given, defaults to 'default'. Use '--help'"
echo "to see other available options, including Atari800 specific '--enable' options."
echo "Possible values for the '--target' option are:"
echo " default (autodetect available graphics and sound libraries)"
echo " android (Android devices)"
echo " falcon (Atari Falcon: set --host=m68k-atari-mint(elf))"
echo " firebee (FireBee: set --host=m68k-atari-mint(elf))"
echo " ps2 (Sony PlayStation 2)"
echo " libatari800 (Atari800 as a library (developers only))"
echo " x11 (Standard X11)"
echo " (x11-)motif (Motif on X11)"
echo " (x11-)shm (Standard X11 with shared memory extensions)"
echo " (x11-)xview (XView on X11)"
echo " (x11-)xview-shm (XView on X11, with shared memory extensions)"
echo "Legacy Target:"
echo " rpi (Raspberry Pi. Still available, but works only"
echo " with Stretch and Buster versions of Pi OS."
echo " Depends upon Broadcom libraries, brcmGLESv and"
echo " brcmEGL, which were dropped from Bullseye."
echo " Pis running Bullseye and later may be treated"
echo " as default targets.)"
exit 1;
;;
esac
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE
AM_MAINTAINER_MODE([enable])
dnl Silent rules
# Support silent build rules, requires at least automake-1.11. Disable
# by either passing --disable-silent-rules to configure or passing V=1
# to make
m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
WANT_IDE="yes"
WANT_POKEYREC="yes"
SUPPORTS_RDEVICE="yes"
dnl Set a8_host...
if [[ "$host_os" = "cygwin" ]]; then
CC="gcc -mno-cygwin"
echo
echo "Using CC=\"$CC\" to disable cygwin library...";
echo
host_os="mingw32"
fi
case $host_os in
i386-pc-os2-emx)
a8_host="os/2"
;;
mingw32*)
a8_host="win"
if [[ "$a8_target" != "android" ]]; then
dnl Android target uses normal slashes
AC_DEFINE(DIR_SEP_BACKSLASH,1,[Define to use back slash as directory separator.])
fi
AC_DEFINE(DOS_DRIVES,1,[Define to enable DOS style drives support.])
;;
msdosdjgpp)
a8_host="dos"
AC_DEFINE(DIR_SEP_BACKSLASH,1,[Define to use back slash as directory separator.])
AC_DEFINE(DEFAULT_CFG_NAME,"atari800.cfg",[Alternate config filename due to 8+3 fs limit.])
AC_DEFINE(DOS_DRIVES,1,[Define to enable DOS style drives support.])
AC_DEFINE(SYSTEM_WIDE_CFG_FILE,"c:\\atari800.cfg",[Alternate system-wide config file for non-Unix OS.])
;;
linux | linux-gnu)
a8_host="linux"
;;
darwin*)
a8_host="macos"
;;
mint)
if [[ "$a8_target" = "firebee" ]]; then
a8_host=firebee
a8_target=default
else
a8_host=falcon
fi
AC_DEFINE(DIR_SEP_BACKSLASH,1,[Define to use back slash as directory separator.])
AC_DEFINE(DEFAULT_CFG_NAME,"atari800.cfg",[Alternate config filename due to 8+3 fs limit.])
AC_DEFINE(DOS_DRIVES,1,[Define to enable DOS style drives support.])
AC_DEFINE(SYSTEM_WIDE_CFG_FILE,"c:\\atari800.cfg",[Alternate system-wide config file for non-Unix OS.])
AC_DEFINE(BITPL_SCR,1,[Define to allocate the screen back buffer.])
WANT_IDE="no"
;;
beos)
a8_host="beos"
;;
*unix*)
a8_host="unix"
;;
*)
a8_host="$host_os"
;;
esac
dnl Set CFLAGS and LDFLAGS...
if [[ "X_$CFLAGS" = "X_" ]]; then
CFLAGS="-O2 -Wall"
fi
if [[ "X_$LDFLAGS" = "X_" ]]; then
LDFLAGS=""
fi
if [[ "$a8_target" = "ps2" ]]; then
CC="ee-gcc"
CFLAGS="$CFLAGS -D_EE -G0 -mno-crt0 -fno-builtin-printf -nostartfiles"
CFLAGS="$CFLAGS -I${PS2SDK}/common/include -I${PS2SDK}/ee/include"
CFLAGS="$CFLAGS -I${GSKIT}/ee/dma/include -I${GSKIT}/ee/gs/include"
CFLAGS="$CFLAGS -I${PS2DEV}/ee/lib/gcc-lib/ee/3.2.2/include"
CFLAGS="$CFLAGS -I${PS2SDK}/ports/include"
LDFLAGS="$LDFLAGS -T${PS2SDK}/ee/startup/linkfile"
LDFLAGS="$LDFLAGS -L${PS2SDK}/ee/lib -L${GSKITSRC}/lib -L${PS2DEV}/ee/lib/gcc-lib/ee/3.2.2"
LDFLAGS="$LDFLAGS -L${PS2SDK}/ports/lib"
fi
if [[ "$a8_target" = "rpi" ]]; then
[[ -z "$RPI_SDK" ]] && RPI_SDK="/opt/vc"
CC="arm-linux-gnueabihf-gcc"
CFLAGS="$CFLAGS -I${RPI_SDK}/include -I${RPI_SDK}/include/SDL -I${RPI_SDK}/include/interface/vmcs_host/linux -I${RPI_SDK}/include/interface/vcos/pthreads"
LDFLAGS="$LDFLAGS -Wl,--unresolved-symbols=ignore-in-shared-libs -L${RPI_SDK}/lib"
fi
if [[ "$a8_target" = "android" ]]; then
CC="arm-linux-androideabi-gcc"
CPP="arm-linux-androideabi-cpp"
AC_NO_EXECUTABLES
CPPFLAGS="$CPPFLAGS -I$ANDROID_NDK_ROOT/platforms/android-9/arch-arm/usr/include/"
WANT_IDE=no
with_readline=no
WANT_EVENT_RECORDING=no
AC_DEFINE(HAVE_GETTIMEOFDAY,1)
# Take care of the ndk-build script name difference on Windows version of Android NDK.
if [[ "$build_os" = "cygwin" -o "$build_os" = "mingw32" ]]; then
NDK_BUILD=ndk-build.cmd
else
NDK_BUILD=ndk-build
fi
AC_SUBST(NDK_BUILD)
fi
if [[ "$a8_host" = "falcon" ]]; then
CFLAGS="-m68020-60 -O2 -fomit-frame-pointer -Wall"
LDFLAGS="-m68020-60"
SUPPORTS_RDEVICE=no
fi
if [[ "$a8_host" = "firebee" ]]; then
CFLAGS="-mcpu=5475 -O2 -fomit-frame-pointer -Wall"
LDFLAGS="-mcpu=5475"
SUPPORTS_RDEVICE=no
fi
if [[ "$a8_target" = "libatari800" ]]; then
with_readline=no
WANT_EVENT_RECORDING=no
fi
dnl Check for programs...
AC_PROG_CC
AC_PROG_CC_C_O
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_CHECK_TOOLS(WINDRES, [windres], :)
dnl The A8_ADD_INCLUDE_PATH macro searches for include files in subdirectories of
dnl a list of paths plus standard include paths. E.g. /usr/include/PACKAGE/package.h
dnl is not found automatically because only /usr/include is searched, not
dnl /usr/include/PACKAGE. This function takes standard include paths plus any
dnl additional include paths in argument $3 and for each path there, looks in
dnl any existing subdirs specified in argument $4. If found, the subdir is added
dnl to the $CPPFLAGS variable. If not found in any path combination, the code in
dnl $5 is executed.
dnl $1 = the name of the feature for informational messages
dnl $2 = header file to use as test for presense
dnl $3 = the list of possible include directory paths to use as prefixes
dnl to the combined path
dnl $4 = the list of possible include subdirectories
dnl $5 = code to execute if include not found
AC_DEFUN([A8_ADD_INCLUDE_PATH], [
AC_CHECK_HEADER([$2],[],[
_a8_saved_cppflags=$CPPFLAGS
_a8_found=no
for _a8_dir in ${prefix}/include $3; do
for _a8_subdir in $4; do
_a8_fulldir="$_a8_dir/$_a8_subdir"
test ! -d "$_a8_fulldir" && continue
AC_MSG_CHECKING([for $1 headers in])
AC_MSG_RESULT([$_a8_fulldir])
AS_UNSET([AS_TR_SH([ac_cv_header_$2])])
CPPFLAGS="$_a8_saved_cppflags -I$_a8_fulldir"
AC_CHECK_HEADER([$2],[_a8_found="yes"; break],[])
done
if [[ "$_a8_found" = "yes" ]]; then
break
fi
done
if [[ "$_a8_found" != "yes" ]]; then
CPPFLAGS=$_a8_saved_cppflags
$5
fi
AS_UNSET(_a8_found)
AS_UNSET(_a8_dir)
AS_UNSET(_a8_subdir)
AS_UNSET(_a8_fulldir)
AS_UNSET(_a8_saved_cppflags)
])
])
AC_DEFUN([AM_PROG_AS], []) dnl dummy to make automake happy, since vasm is used instead
CCAS=vasmm68k_mot
CCASFLAGS="-quiet -devpac -opt-allbra -Faout -underscore"
if echo | $CC -dM -E - | grep __ELF__ > /dev/null; then
CCASFLAGS="-quiet -devpac -opt-allbra -Felf -elfregs"
fi
a8_use_sdl=no
dnl Check if SDL library exists. If it's found, set a8_use_sdl to yes and AC_DEFINE the SDL symbol.
dnl If called multiple times, it will check for the library only once.
dnl Usage: TRY_USE_SDL()
AC_DEFUN([TRY_USE_SDL],
[
if [[ "$a8_use_sdl" = no ]]; then
dnl Check for SDL
SDL_VERSION=1.2.0
AM_PATH_SDL($SDL_VERSION,
[
AC_DEFINE(SDL,1,[Target: SDL library.])
AC_DEFINE(SUPPORTS_PLATFORM_SLEEP,1,[Platform-specific sleep function.])
AC_DEFINE(SUPPORTS_PLATFORM_TIME,1,[Platform-specific time function.])
LIBS="$LIBS $SDL_LIBS"
CPPFLAGS="$CPPFLAGS $SDL_CFLAGS"
if [[ "$a8_host" = "win" ]]; then
dnl Defer redefinition of main - do it later, in src/Makefile.am. Otherwise
dnl the autoconf tests would not work.
CPPFLAGS=${CPPFLAGS/-Dmain=SDL_main/}
dnl Avoid making stdout.txt on Windows sdl target by discarding libSDLmain and
dnl compiling our own src/sdl/SDL_win32_main.c (copied from libSDL dources),
dnl with the NO_STDIO_REDIRECT macro defined.
LIBS=${LIBS/-lSDLmain/}
CPPFLAGS="$CPPFLAGS -DNO_STDIO_REDIRECT"
dnl Don't make this a windowed app, make it a console app.
LIBS=${LIBS/-mwindows/}
fi
a8_use_sdl=yes
])
fi
])
dnl Check if host os Java NestedVM...
if [[ "$a8_target" != "android" ]]; then
dnl Android target cannot perform link tests
AC_MSG_CHECKING([whether host is Java NestedVM])
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[extern int _call_java(int a, int b, int c, int d);]],
[[_call_java(0, 0, 0, 0);]]
)],
[
a8_host=javanvm
EXEEXT=".mips"
enable_unalignedwords=no
if [[ "$build_os" = "cygwin" ]]; then
JAVAFLAGS="-classpath '""`cygpath -wp $CLASSPATH`'"
JAVACFLAGS="-source 1.4 -classpath '""`cygpath -wp $CLASSPATH`'"
fi
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
]
)
fi
dnl Check for header files...
dnl Beware: AC_PATH_X must NOT be inside "case"!
if [[ "$a8_target" != "android" ]]; then
AC_PATH_X
fi
case "$a8_target" in
x11*)
if [[ "X_$x_includes" != "X_" ]]; then
CFLAGS="$CFLAGS -I$x_includes"
fi
if [[ "X_$x_libraries" != "X_" ]]; then
LDFLAGS="$LDFLAGS -L$x_libraries -Wl,-rpath,$x_libraries"
fi
;;
esac
if [[ "$a8_target" = "android" ]]; then
echo "hardcoding dirent.h header"
AC_DEFINE(HAVE_DIRENT_H)
else
AC_HEADER_DIRENT
fi
AC_HEADER_STDC
AC_HEADER_TIME
AC_TYPE_UINTPTR_T
AC_CHECK_HEADERS([direct.h errno.h file.h signal.h sys/time.h time.h unistd.h unixio.h])
AC_HEADER_TIOCGWINSZ
SUPPORTS_SOUND_OSS=yes
AC_CHECK_HEADERS([fcntl.h sys/ioctl.h sys/soundcard.h],,SUPPORTS_SOUND_OSS=no)
if [[ "$a8_host" = "win" ]]; then
AC_CHECK_HEADERS([windows.h winsock2.h],,SUPPORTS_RDEVICE=no)
else
AC_CHECK_HEADERS([arpa/inet.h netdb.h netinet/in.h sys/socket.h termios.h],,SUPPORTS_RDEVICE=no)
fi
dnl Check for libraries...
AC_DEFUN([A8_NEED_LIB],AC_CHECK_LIB($1,main,,AC_MSG_ERROR("$1 library not found!")))
if [[ "$a8_target" = "android" ]]; then
echo "hardcoding libz"
LIBS="-lz $LIBS"
AC_DEFINE(HAVE_LIBZ)
SUPPORTS_LIBZ="yes"
dnl libm is automatically appended by the build system
elif [[ "$a8_target" = "libatari800" ]]; then
AC_CHECK_LIB(m,cos,[LIBS="-lm $LIBS"])
AC_CHECK_FUNCS(setjmp)
SUPPORTS_LIBZ="no"
else
dnl needs SUPPORTS_LIBZ shell variable for file_export test below
AC_CHECK_LIB(z,gzopen,[SUPPORTS_LIBZ=yes],[SUPPORTS_LIBZ=no])
if [[ "$SUPPORTS_LIBZ" = "yes" ]]; then
AC_DEFINE(HAVE_LIBZ,1,[Supports zlib compression library.])
LIBS="-lz $LIBS"
fi
dnl Need SUPPORTS_LIBPNG shell variable for PNG video codec test below
AC_CHECK_LIB(png,png_get_libpng_ver,[SUPPORTS_LIBPNG=yes],[SUPPORTS_LIBPNG=no])
if [[ "$SUPPORTS_LIBPNG" = "yes" ]]; then
AC_DEFINE(HAVE_LIBPNG,1,[Supports PNG image compression library.])
fi
AC_CHECK_LIB(m,cos,[LIBS="-lm $LIBS"])
AC_CHECK_LIB(ossaudio,_oss_ioctl,[LIBS="-lossaudio $LIBS"])
fi
dnl Set OBJS and libraries depending on host and target...
case "$a8_target" in
default)
if [[ "$a8_host" != "dos" ]]; then
dnl In DJGPP building with zlib fails with -ansi.
CFLAGS="$CFLAGS -ansi"
fi
CFLAGS="$CFLAGS -pedantic -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Winline"
if [[ "$a8_host" != "beos" ]]; then
dnl BeOS has a real issue with redundant-decls
CFLAGS="$CFLAGS -Wredundant-decls"
fi
;;
falcon)
AC_DEFINE(SUPPORTS_PLATFORM_SLEEP,1,[Platform-specific sleep function.])
AC_DEFINE(SUPPORTS_PLATFORM_TIME,1,[Platform-specific time function.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGINIT,1,[Platform-specific default values.])
AC_DEFINE(FALCON,1,[Target: Atari Falcon system.])
AC_CHECK_LIB(gem, appl_init)
;;
ps2)
AC_DEFINE(PS2,1,[Target: Sony PlayStation 2.])
AC_DEFINE(SUPPORTS_PLATFORM_SLEEP,1,[Platform-specific sleep function.])
AC_DEFINE(SUPPORTS_PLATFORM_TIME,1,[Platform-specific time function.])
AC_DEFINE(DEFAULT_CFG_NAME,"mc0:/ATARI/ATARI800.CFG",[Alternate config filename due to 8+3 fs limit.])
A8_NEED_LIB(kernel)
A8_NEED_LIB(audsrv)
A8_NEED_LIB(debug)
A8_NEED_LIB(syscall)
A8_NEED_LIB(dmakit)
A8_NEED_LIB(gskit)
A8_NEED_LIB(pad)
A8_NEED_LIB(kbd)
A8_NEED_LIB(mc)
A8_NEED_LIB(g)
A8_NEED_LIB(z)
A8_NEED_LIB(c)
;;
rpi)
AC_DEFINE(RPI,1,[Target: Raspberry Pi.])
AC_DEFINE(GUI_SDL,1,[Use SDL for graphics and input.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGURE,1,[Additional config file options.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGSAVE,1,[Save additional config file options.])
AC_DEFINE(SUPPORTS_PLATFORM_PALETTEUPDATE,1,[Update the Palette if it changed.])
AC_DEFINE(PLATFORM_MAP_PALETTE,1,[Platform-specific mapping of RGB palette to display surface.])
A8_NEED_LIB(brcmGLESv2)
A8_NEED_LIB(brcmEGL)
A8_NEED_LIB(SDL)
A8_NEED_LIB(bcm_host)
;;
android)
AC_DEFINE(ANDROID,1,[Target: Android])
AC_DEFINE(SUPPORTS_PLATFORM_PALETTEUPDATE,1,[Update the Palette if it changed.])
AC_DEFINE(DIRTYRECT,1,[Define to use dirty screen partial repaints.])
dnl AC_DEFINE(NODIRTYCOMPARE,1,[Define to skip memory comparisons - Requires DIRTYRECT.])
;;
libatari800)
AC_DEFINE(LIBATARI800,1,[Target: Atari800 as a library.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGURE,1,[Additional config file options.])
;;
x11*)
AC_DEFINE(X11,1,[Target: Standard X11.])
AC_DEFINE(SUPPORTS_PLATFORM_PALETTEUPDATE,1,[Update the Palette if it changed.])
A8_NEED_LIB(X11)
case "$a8_target" in
*-shm)
AC_DEFINE(SHM,1,[Target: X11 with shared memory extensions.])
A8_NEED_LIB(Xext)
;;
esac
case "$a8_target" in
x11-xview*)
AC_DEFINE(XVIEW,1,[Target: X11 with XView.])
dnl Dunno if this is the right way...
CFLAGS="$CFLAGS -I/usr/openwin/include"
dnl -lxview must come before -lolgx, otherwise it does not link.
dnl Note that AC_CHECK_LIB (and therefore A8_NEED_LIB) _prepends_
dnl the found library to LIBS.
A8_NEED_LIB(olgx)
A8_NEED_LIB(xview)
;;
x11-motif)
AC_DEFINE(MOTIF,1,[Target: X11 with Motif.])
dnl According to the information I was able to find,
dnl "-lgen -lsocket" is necessary only with old Sun Motif libs.
AC_CHECK_LIB(socket,main,[LIBS="-lsocket $LIBS"])
AC_CHECK_LIB(gen,main,[LIBS="-lgen $LIBS"])
dnl -lXm must come before -lXt, otherwise I get the following
dnl fatal error at runtime, when calling XtVaCreateManagedWidget:
dnl X Error of failed request: BadWindow (invalid Window parameter)
dnl See MOTIF FAQ "What order should the libraries be linked in?"
dnl Note that AC_CHECK_LIB (and therefore A8_NEED_LIB) _prepends_
dnl the found library to LIBS.
A8_NEED_LIB(Xt)
A8_NEED_LIB(Xm)
;;
esac
WANT_X11=yes
;;
esac
AM_CONDITIONAL([CONFIGURE_HOST_JAVANVM], test "$a8_host" = javanvm)
AM_CONDITIONAL([CONFIGURE_HOST_DOS], test "$a8_host" = dos)
AM_CONDITIONAL([CONFIGURE_HOST_WIN], test "$a8_host" = win)
AM_CONDITIONAL([CONFIGURE_TARGET_ANDROID], test "$a8_target" = android)
AM_CONDITIONAL([CONFIGURE_TARGET_FALCON], test "$a8_target" = falcon)
AM_CONDITIONAL([CONFIGURE_TARGET_PS2], test "$a8_target" = ps2)
AM_CONDITIONAL([CONFIGURE_TARGET_RPI], test "$a8_target" = rpi)
AM_CONDITIONAL([CONFIGURE_TARGET_LIBATARI800], test "$a8_target" = libatari800)
AM_CONDITIONAL([CONFIGURE_TARGET_X11], test "$WANT_X11" = yes)
dnl Check for typedefs, structures, and compiler characteristics...
AC_C_BIGENDIAN
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
AC_PROG_GCC_TRADITIONAL
AC_STRUCT_TM
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
dnl Set usage of unaligned word accesses...
AC_ARG_ENABLE(unalignedwords,AC_HELP_STRING(--enable-unalignedwords,[Override usage of unaligned words]))
if [[ "$enable_unalignedwords" != "yes" -a "$enable_unalignedwords" != "no" ]]; then
case $host_cpu in
alpha* | arm* | hppa* | ia64 | mips* | sparc*)
enable_unalignedwords=no
;;
i*86 | m68* | powerpc* | x86_64)
enable_unalignedwords=yes
;;
*)
AC_MSG_WARN([$host_cpu architecture is unknown to this script.])
AC_MSG_WARN([Performance may be sub-optimal. Please contact Atari800 developers.])
enable_unalignedwords=no
;;
esac
fi
if [[ "$enable_unalignedwords" = "yes" ]]; then
dnl Make sure it is allowed
AC_MSG_CHECKING([for unaligned word access validity])
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([[#include <stdio.h>]],[[
unsigned char test_data[] = "Hello, I test unaligned word access validity.";
unsigned char *p;
/* step through test_data as far as 4 bytes are available via p */
for (p = test_data; p[2] != '\0'; p++) {
unsigned int word_read = *(unsigned short *) p;
if (word_read != (p[0] + (p[1] << 8))
&& word_read != (p[1] + (p[0] << 8))) {
printf("16-bit access at address %p yields bad data!\n"
"Bytes: %02X %02X; Value read: %04X\n",
p, p[0], p[1], word_read);
return 1;
}
word_read = *(unsigned int *) p;
if (word_read != (p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24))
&& word_read != (p[3] + (p[2] << 8) + (p[1] << 16) + (p[0] << 24))) {
printf("32-bit access at address %p yields bad data!\n"
"Bytes: %02X %02X %02X %02X; Value read: %08X\n",
p, p[0], p[1], p[2], p[3], word_read);
return 1;
}
}
]])],
AC_MSG_RESULT([yes]),
[enable_unalignedwords=no; AC_MSG_RESULT([failed! disabling unaligned word access])],
AC_MSG_RESULT([skipped because cross-compiling])
)
if [[ "$enable_unalignedwords" = "yes" ]]; then
AC_DEFINE(WORDS_UNALIGNED_OK,1,[Define if unaligned word access is ok.])
fi
fi
dnl Check for library functions...
# from "Autoconf Archive":
AC_DEFUN([AX_FUNC_MKDIR],
[AC_CHECK_FUNCS([mkdir _mkdir])
AC_CACHE_CHECK([whether mkdir takes one argument],
[ac_cv_mkdir_takes_one_arg],
[AC_TRY_COMPILE([
#include <sys/stat.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
], [mkdir (".");],
[ac_cv_mkdir_takes_one_arg=yes], [ac_cv_mkdir_takes_one_arg=no])])
if test x"$ac_cv_mkdir_takes_one_arg" = xyes; then
AC_DEFINE([MKDIR_TAKES_ONE_ARG], 1,
[Define if mkdir takes only one argument.])
fi
])
AC_FUNC_CLOSEDIR_VOID
AC_FUNC_MEMCMP
AC_FUNC_SELECT_ARGTYPES
AC_FUNC_STAT
if [[ "$a8_target" = "android" ]]; then
echo "hardcoding libc funcs"
AC_DEFINE(HAVE_VPRINTF) AC_DEFINE(HAVE_ATEXIT) AC_DEFINE(HAVE_CHMOD) AC_DEFINE(HAVE_FDOPEN)
AC_DEFINE(HAVE_FFLUSH) AC_DEFINE(HAVE_FLOOR) AC_DEFINE(HAVE_FSTAT) AC_DEFINE(HAVE_GETCWD)
AC_DEFINE(HAVE_GETTIMEOFDAY) AC_DEFINE(HAVE_LOCALTIME) AC_DEFINE(HAVE_MEMMOVE) AC_DEFINE(HAVE_MEMSET)
AC_DEFINE(HAVE_MKSTEMP) AC_DEFINE(HAVE_MKTEMP) AC_DEFINE(HAVE_MODF) AC_DEFINE(HAVE_NANOSLEEP)
AC_DEFINE(HAVE_OPENDIR) AC_DEFINE(HAVE_RENAME) AC_DEFINE(HAVE_REWIND) AC_DEFINE(HAVE_RMDIR)
AC_DEFINE(HAVE_SIGNAL) AC_DEFINE(HAVE_SNPRINTF) AC_DEFINE(HAVE_STAT) AC_DEFINE(HAVE_STRCASECMP)
AC_DEFINE(HAVE_STRCHR) AC_DEFINE(HAVE_STRDUP) AC_DEFINE(HAVE_STRERROR) AC_DEFINE(HAVE_STRRCHR)
AC_DEFINE(HAVE_STRSTR) AC_DEFINE(HAVE_STRTOL) AC_DEFINE(HAVE_SYSTEM) AC_DEFINE(HAVE_TIME)
AC_DEFINE(HAVE_TMPNAM) AC_DEFINE(HAVE_UCLOCK) AC_DEFINE(HAVE_UNLINK)
AC_DEFINE(HAVE_VSNPRINTF) AC_DEFINE(HAVE_MKDIR)
AC_DEFINE(HAVE_SELECT) AC_DEFINE(HAVE_USLEEP) AC_DEFINE(HAVE_STRNCPY)
dnl Leave out tmpfile to force creation of temp files to external
else
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([atexit chmod clock fdopen fflush floor fstat getcwd])
AC_CHECK_FUNCS([gettimeofday localtime memmove memset mkstemp mktemp])
AC_CHECK_FUNCS([modf nanosleep opendir rename rewind rmdir signal snprintf])
AC_CHECK_FUNCS([stat strcasecmp strchr strdup strerror strrchr strstr])
AC_CHECK_FUNCS([strtol system time tmpfile tmpnam uclock unlink vsnprintf popen])
AX_FUNC_MKDIR
dnl select usleep strncpy are broken on the NestedVM host
if test "x$a8_host" != xjavanvm ; then
AC_CHECK_FUNCS([select usleep strncpy])
fi
fi
if [[ "$a8_host" != "win" -a "$a8_target" != "android" ]]; then
AC_CHECK_FUNCS([gethostbyaddr gethostbyname inet_ntoa socket],,SUPPORTS_RDEVICE=no)
fi
dnl Select/detect video interface.
AC_ARG_WITH([video],
[AC_HELP_STRING([--with-video@<:@=no|yes|curses|ncurses|pdcurses|dosvga|sdl|javanvm@:>@],[Select video interface to use @<:@default=check@:>@])],
[
case "$withval" in
no | yes | check | curses | ncurses | pdcurses | dosvga | sdl | javanvm)
;;
*)
AC_MSG_ERROR([unrecognized value for --with-video: "$withval"])
;;
esac
],
[with_video=check])
if [[ "$a8_target" = default ]]; then
if [[ "$with_video" != no ]]; then
if [[ "$with_video" = check -o "$with_video" = yes -o "$with_video" = javanvm ]]; then
if [[ "$a8_host" = javanvm ]]; then
with_video=javanvm
elif [[ "$with_video" = javanvm ]]; then
AC_MSG_ERROR([--with-video=javanvm was given, but host system is not NestedVM!])
fi
fi
if [[ "$with_video" = check -o "$with_video" = yes -o "$with_video" = dosvga ]]; then
if [[ "$a8_host" = dos ]]; then
with_video=dosvga
elif [[ "$with_video" = dosvga ]]; then
AC_MSG_ERROR([--with-video=dosvga was given, but host system is not DOS!])
fi
fi
if [[ "$with_video" = check -o "$with_video" = yes -o "$with_video" = sdl ]]; then
TRY_USE_SDL()
if [[ "$a8_use_sdl" = yes ]]; then
with_video=sdl
elif [[ "$with_video" = sdl ]]; then
AC_MSG_FAILURE([--with-video=sdl was given, but SDL library not found!])
fi
fi
if [[ "$with_video" = check -o "$with_video" = yes -o "$with_video" = curses ]]; then
AC_CHECK_LIB([curses], [initscr],
[LIBS="-lcurses $LIBS"
with_video=curses
],
[if [[ "$with_video" = curses ]]; then
AC_MSG_FAILURE([--with-video=curses was given, but curses library not found!])
fi
])
fi
if [[ "$with_video" = check -o "$with_video" = yes -o "$with_video" = ncurses ]]; then
AC_CHECK_LIB([ncurses], [initscr],
[LIBS="-lncurses $LIBS"
with_video=ncurses
AC_DEFINE(USE_NCURSES,1,[Target: Ncurses library.])
],
[if [[ "$with_video" = ncurses ]]; then
AC_MSG_FAILURE([--with-video=ncurses was given, but ncurses library not found!])
fi
])
fi
if [[ "$with_video" = check -o "$with_video" = yes -o "$with_video" = pdcurses ]]; then
AC_CHECK_LIB([pdcurses], [initscr],
[LIBS="-lpdcurses $LIBS"
with_video=pdcurses
],
[if [[ "$with_video" = pdcurses ]]; then
AC_MSG_FAILURE([--with-video=pdcurses was given, but pdcurses library not found!])
fi
])
fi
fi
if [[ "$with_video" = check ]]; then
with_video=no
fi
case "$with_video" in
javanvm)
AC_DEFINE(SUPPORTS_PLATFORM_PALETTEUPDATE,1,[Update the Palette if it changed.])
AC_DEFINE(SUPPORTS_PLATFORM_SLEEP,1,[Platform-specific sleep function.])
;;
sdl)
AC_DEFINE(GUI_SDL,1,[Use SDL for graphics and input.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGINIT,1,[Platform-specific default values.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGURE,1,[Additional config file options.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGSAVE,1,[Save additional config file options.])
AC_DEFINE(SUPPORTS_PLATFORM_PALETTEUPDATE,1,[Update the Palette if it changed.])
AC_DEFINE(SUPPORTS_CHANGE_VIDEOMODE,1,[Can change video modes on the fly.])
AC_DEFINE(SUPPORTS_ROTATE_VIDEOMODE,1,[Can display the screen rotated sideways.])
AC_DEFINE(PLATFORM_MAP_PALETTE,1,[Platform-specific mapping of RGB palette to display surface.])
WANT_XEP80_EMULATION=yes
WANT_NTSC_FILTER=yes
WANT_PAL_BLENDING=yes
AC_DEFINE(PBI_PROTO80,1,[A prototype 80 column card for the 1090 expansion box.])
AC_DEFINE(AF80,1,[The Austin Franklin 80 column card.])
AC_DEFINE(BIT3,1,[The Bit3 Full View 80 column card.])
;;
dosvga)
AC_DEFINE(DOSVGA,1,[Target: DOS VGA.])
AC_DEFINE(SUPPORTS_PLATFORM_CONFIGURE,1,[Additional config file options.])
AC_DEFINE(SUPPORTS_PLATFORM_PALETTEUPDATE,1,[Update the Palette if it changed.])
;;
curses | ncurses | pdcurses)
AC_DEFINE(USE_CURSES,1,[Target: Curses-compatible library.])
WANT_EVENT_RECORDING=no
;;
no)
AC_DEFINE(BASIC,1,[Target: standard I/O.])
WANT_EVENT_RECORDING=no
;;
*)
AC_MSG_ERROR([--with-video=$with_video was given, but no video/input library found!])
;;
esac
fi
AM_CONDITIONAL(WITH_VIDEO_JAVANVM, test "$with_video" = javanvm)
AM_CONDITIONAL(WITH_VIDEO_SDL, test "$with_video" = sdl)
AM_CONDITIONAL(WITH_VIDEO_DOSVGA, test "$with_video" = dosvga)
AM_CONDITIONAL(WITH_VIDEO_CURSES, test "$with_video" = curses -o "$with_video" = ncurses -o "$with_video" = pdcurses)
AM_CONDITIONAL(WITH_VIDEO_LIBATARI800, test "$a8_target" = libatari800)
AM_CONDITIONAL(WITH_VIDEO_NO, test "$with_video" = no)
dnl Select optional Atari800 features...
dnl The A8_OPTION macro automates the calling of AC_ARG_ENABLE, AC_HELP_STRING and AC_DEFINE.
dnl $1 = the name of the feature, what follows "--enable-".
dnl $2 = "yes" or "no", determines if feature defaults to being active or not.
dnl $3 = The right side of the help line.
dnl The left side is always "--enable-$1".
dnl $4 = The symbol name which goes to config.h, the C #define symbol.
dnl A symbol called "WANT_$4" is defined for use in this configure.ac.
dnl $5 = The help string which shows up in config.h for the $4 symbol.
AC_DEFUN([A8_OPTION],[
AC_ARG_ENABLE($1,AC_HELP_STRING(--enable-$1,$3),WANT_$4=$enableval,WANT_$4=$2)
if [[ "$WANT_$4" = "yes" ]]; then
AC_DEFINE($4,1,$5)
fi
])
if [[ "$a8_target" = "libatari800" ]]; then
WANT_NEW_CYCLE_EXACT=yes
WANT_VERY_SLOW=no
WANT_CRASH_MENU=no
WANT_CURSES_BASIC=no
elif [[ "$a8_target" != "default" -o "$with_video" != no ]]; then
case "$with_video" in
*curses)
A8_OPTION(cursesbasic,yes,
[No bitmap graphics emulation (curses targets only) (default=ON)],
CURSES_BASIC,[Define to disable bitmap graphics emulation in CURSES target.]
)
;;
esac
if [[ "$WANT_CURSES_BASIC" != "yes" ]]; then
A8_OPTION(newcycleexact,yes,
[Allow color changes inside a scanline (default=ON)],
NEW_CYCLE_EXACT,[Define to allow color changes inside a scanline.]
)
if [[ "$WANT_NEW_CYCLE_EXACT" = "yes" ]]; then
CCASFLAGS="$CCASFLAGS -DNEW_CYCLE_EXACT"
fi
A8_OPTION(veryslow,no,
[Use very slow computer support (use with the -refresh option) (default=OFF)],
VERY_SLOW,[Define to use very slow computer support (faster -refresh).]
)
fi
A8_OPTION(crashmenu,yes,
[Display a menu after a CIM instruction (default=ON)],
CRASH_MENU,[Define to activate crash menu after CIM instruction.]
)
if [[ "$WANT_CRASH_MENU" = "yes" ]]; then
CCASFLAGS="$CCASFLAGS -DCRASH_MENU"
fi
fi
AM_CONDITIONAL([WANT_CURSES_BASIC], test "$WANT_CURSES_BASIC" = "yes")
AM_CONDITIONAL([WANT_NEW_CYCLE_EXACT], test "$WANT_NEW_CYCLE_EXACT" = "yes")
A8_OPTION(pagedattrib,no,
[Use page-based attribute array (default=OFF)],
PAGED_ATTRIB,[Define to use page-based attribute array.]
)
A8_OPTION(cyclesperopcode,no,
[Update ANTIC counter in each opcode's emulation (default=OFF)],
CYCLES_PER_OPCODE,[Define to update ANTIC counter in each opcode's emulation.]
)
if [[ "$a8_target" = libatari800 ]]; then
WANT_BUFFERED_LOG=yes
AC_DEFINE(BUFFERED_LOG,1,[Define to use buffered debug output.])
else
A8_OPTION(bufferedlog,no,
[Use buffered debug output (until the graphics mode switches back to text mode) (default=OFF)],
BUFFERED_LOG,[Define to use buffered debug output.]
)
fi
A8_OPTION(altirra_bios,yes,
[Use Altirra OS to allow operation when real ROMs are not available (default=ON)],
EMUOS_ALTIRRA,[Define to use Altirra emulated OS when real ROMs are not available.]
)
AM_CONDITIONAL([WANT_EMUOS_ALTIRRA], test "$WANT_EMUOS_ALTIRRA" = "yes")
if [[ "$a8_target" = libatari800 ]]; then
WANT_MONITOR_ASSEMBLER=no
WANT_MONITOR_BREAK=no
WANT_MONITOR_BREAKPOINTS=no
WANT_MONITOR_HINTS=no
WANT_MONITOR_PROFILE=no
WANT_MONITOR_TRACE=no
WANT_MONITOR_ANSI=no
WANT_MONITOR_UTF8=no
else
A8_OPTION(monitorasm,yes,
[Provide an assembler in the monitor (default=ON)],
MONITOR_ASSEMBLER,[Define to activate assembler in monitor.]
)
A8_OPTION(monitorbreak,yes,
[Support code breakpoints and execution history (slower emulation) (default=ON)],
MONITOR_BREAK,[Define to activate code breakpoints and execution history.]
)
if [[ "$WANT_MONITOR_BREAK" = "yes" ]]; then
CCASFLAGS="$CCASFLAGS -DMONITOR_BREAK"
fi
A8_OPTION(monitorbreakpoints,no,
[Support user-defined breakpoints (default=OFF)],
MONITOR_BREAKPOINTS,[Define to activate user-defined breakpoints.]
)
A8_OPTION(monitorhints,yes,
[Provide hints in the disassembler (human-readable address labels) (default=ON)],
MONITOR_HINTS,[Define to activate hints in disassembler.]
)
A8_OPTION(monitorprofile,no,
[6502 opcode profiling (default=OFF)],
MONITOR_PROFILE,[Define to activate 6502 opcode profiling.]
)
if [[ "$WANT_MONITOR_PROFILE" = "yes" ]]; then
CCASFLAGS="$CCASFLAGS -DMONITOR_PROFILE"
fi
A8_OPTION(monitortrace,no,
[Support TRACE command in the monitor (default=OFF)],
MONITOR_TRACE,[Define to activate TRACE command in monitor.]
)
A8_OPTION(monitoransi,yes,
[Support ANSI terminal control (default=ON)],
MONITOR_ANSI,[Define to use ANSI terminal control in the monitor.]
)
A8_OPTION(monitorutf8,yes,
[Support UTF-8 for printing ATASCII characters in the monitor (default=ON)],
MONITOR_UTF8,[Define to use UTF-8 in the monitor.]
)
fi
if [[ "$WANT_EVENT_RECORDING" != "no" ]]; then
dnl we already checked for libz and added it to LIBS
AC_CHECK_LIB(z,adler32,
[A8_OPTION(eventrecording,yes,
[Support event recording (default=ON)],
EVENT_RECORDING,[Define to enable event recording.]
)],
WANT_EVENT_RECORDING="no"
)
fi
A8_OPTION(pbi_mio,yes,
[Emulate the MIO board (default=ON)],
PBI_MIO,[Define to emulate the MIO board.]
)
AM_CONDITIONAL([WANT_PBI_MIO], test "$WANT_PBI_MIO" = "yes")
A8_OPTION(pbi_bb,yes,
[Emulate the Black Box (default=ON)],
PBI_BB,[Define to emulate the Black Box.]
)
AM_CONDITIONAL([WANT_PBI_BB], test "$WANT_PBI_BB" = "yes")
dnl Select/detect sound interface.
AC_ARG_WITH([sound],
[AC_HELP_STRING([--with-sound@<:@=no|yes|dossb|oss|falcon|sdl|javanvm@:>@],[Select sound interface to use @<:@default=check@:>@])],
[
case "$withval" in
no | yes | check | dossb | oss | falcon | sdl | javanvm)
;;
*)
AC_MSG_ERROR([unrecognized value for --with-sound: "$withval"])
;;
esac
],
[with_sound=check])
if [[ "$a8_target" = libatari800 ]]; then
if [[ "$with_sound" = check -o "$with_sound" = yes ]]; then
with_sound=libatari800
WANT_SOUND_CALLBACK=no
WANT_CONSOLE_SOUND=yes
else
AC_MSG_ERROR([--with-audio option not needed to build libatari800!])
fi
elif [[ "$a8_target" != "ps2" -a "$a8_target" != "android" ]]; then
if [[ "$with_sound" != no ]]; then
if [[ "$with_sound" = check -o "$with_sound" = yes -o "$with_sound" = javanvm ]]; then
if [[ "$a8_host" = javanvm ]]; then
with_sound=javanvm
elif [[ "$with_sound" = javanvm ]]; then
AC_MSG_ERROR([--with-sound=javanvm was given, but host system is not NestedVM!])
fi
fi
if [[ "$with_sound" = check -o "$with_sound" = yes -o "$with_sound" = falcon ]]; then
if [[ "$a8_host" = falcon -o "$a8_host" = firebee ]]; then
with_sound=falcon
elif [[ "$with_sound" = falcon ]]; then
AC_MSG_ERROR([--with-sound=falcon was given, but host system is not Falcon!])
fi
fi
if [[ "$with_sound" = check -o "$with_sound" = yes -o "$with_sound" = dossb ]]; then
if [[ "$a8_host" = dos ]]; then
with_sound=dossb
elif [[ "$with_sound" = dossb ]]; then
AC_MSG_ERROR([--with-sound=dossb was given, but host system is not DOS!])
fi
fi
if [[ "$with_sound" = check -o "$with_sound" = yes -o "$with_sound" = sdl ]]; then
TRY_USE_SDL()
if [[ "$a8_use_sdl" = yes ]]; then
with_sound=sdl
elif [[ "$with_sound" = sdl ]]; then
AC_MSG_FAILURE([--with-sound=sdl was given, but SDL library not found!])
fi
fi
if [[ "$with_sound" = check -o "$with_sound" = yes -o "$with_sound" = oss ]]; then
if [[ "$SUPPORTS_SOUND_OSS" = yes ]]; then
with_sound=oss
elif [[ "$with_sound" = oss ]]; then
AC_MSG_ERROR([--with-sound=oss was given, but OSS is not supported!])
fi
fi
fi
if [[ "$with_sound" = check ]]; then
with_sound=no
fi
case "$with_sound" in
sdl)
WANT_SOUND_CALLBACK=yes
;;
falcon)
AC_DEFINE(POKEYSND_SIGNED_SAMPLES,1,[Use 8-bit signed samples.])
;;
dossb)
WANT_SOUND_CALLBACK=yes
;;
no)
;;
*)
AC_MSG_ERROR([--with-sound=$with_sound was given, but no sound library found!])
;;
esac
fi
AM_CONDITIONAL([WITH_SOUND], test "$with_sound" != no)
AM_CONDITIONAL([WITH_SOUND_JAVANVM], test "$with_sound" = javanvm)