mirror of https://github.com/snes9xgit/snes9x.git
506 lines
11 KiB
Plaintext
506 lines
11 KiB
Plaintext
AC_PREREQ([2.60])
|
|
AC_INIT([Snes9x], [1.60], [], [snes9x])
|
|
AC_REVISION([$Revision: 1.60 $])
|
|
|
|
AC_CONFIG_SRCDIR([unix.cpp])
|
|
|
|
AC_CANONICAL_TARGET
|
|
|
|
AC_PROG_CC
|
|
AC_PROG_CXX
|
|
AC_LANG([C++])
|
|
|
|
S9XFLGS=""
|
|
S9XDEFS=""
|
|
S9XLIBS=""
|
|
|
|
AC_DEFUN([AC_S9X_COMPILER_FLAG],
|
|
[
|
|
AC_MSG_CHECKING([whether g++ accepts $1])
|
|
|
|
AC_CACHE_VAL([snes9x_cv_option_$2],
|
|
[
|
|
OLD_CXXFLAGS="[$]CXXFLAGS"
|
|
CXXFLAGS="[$]OLD_CXXFLAGS $1"
|
|
|
|
AC_TRY_RUN(
|
|
[
|
|
int foo;
|
|
|
|
int main (int argc, char **argv)
|
|
{
|
|
/* The following code triggs gcc:s generation of aline opcodes,
|
|
which some versions of as does not support. */
|
|
|
|
if (argc > 0)
|
|
argc = 0;
|
|
|
|
return (argc);
|
|
}
|
|
],
|
|
[snes9x_cv_option_$2="yes"], [snes9x_cv_option_$2="no"])
|
|
])
|
|
|
|
CXXFLAGS="[$]OLD_CXXFLAGS"
|
|
|
|
if test "x[$]snes9x_cv_option_$2" = "xyes"; then
|
|
S9XFLGS="[$]S9XFLGS $1"
|
|
AC_MSG_RESULT([yes])
|
|
else
|
|
AC_MSG_RESULT([no])
|
|
$3
|
|
fi
|
|
])
|
|
|
|
# *****************************
|
|
# *** Execution begins here ***
|
|
# *****************************
|
|
|
|
# Test what compiler flags we should use.
|
|
|
|
AC_ARG_ENABLE([debug],
|
|
[AS_HELP_STRING([--enable-debug],
|
|
[leave debug information in the final binary (default: no)])],
|
|
[], [enable_debug="no"])
|
|
|
|
if test "x$enable_debug" = "xyes"; then
|
|
AC_S9X_COMPILER_FLAG([-g], [g])
|
|
AC_S9X_COMPILER_FLAG([-O0], [o0])
|
|
else
|
|
AC_S9X_COMPILER_FLAG([-O3], [o3], [
|
|
AC_S9X_COMPILER_FLAG([-O2], [o2], [
|
|
AC_S9X_COMPILER_FLAG([-O1], [o1])])])
|
|
AC_S9X_COMPILER_FLAG([-fomit-frame-pointer], [omit_frame_pointer])
|
|
fi
|
|
|
|
AC_ARG_ENABLE([mtune],
|
|
[AS_HELP_STRING([--enable-mtune],
|
|
[use the specified value for the -mtune/-mcpu flag (default: no)])],
|
|
[], [enable_mtune="no"])
|
|
|
|
if test "x$enable_mtune" != "xno"; then
|
|
AC_S9X_COMPILER_FLAG([-mtune="$enable_mtune"], [mtune],
|
|
[
|
|
AC_MSG_WARN([-mtune failed, trying -mcpu...])
|
|
AC_S9X_COMPILER_FLAG([-mcpu="$enable_mtune"], [mcpu],
|
|
[AC_MSG_ERROR([Please specify a working value for --enable-mtune.])])
|
|
])
|
|
fi
|
|
|
|
AC_S9X_COMPILER_FLAG([-fno-exceptions], [no_exceptions])
|
|
AC_S9X_COMPILER_FLAG([-fno-rtti], [no_rtti])
|
|
AC_S9X_COMPILER_FLAG([-pedantic], [pedantic])
|
|
AC_S9X_COMPILER_FLAG([-Wall], [Wall])
|
|
AC_S9X_COMPILER_FLAG([-W], [W])
|
|
AC_S9X_COMPILER_FLAG([-Wno-unused-parameter], [Wno_unused_parameter])
|
|
|
|
# Check if the OS is Linux.
|
|
|
|
AC_MSG_CHECKING([whether the OS is Linux])
|
|
|
|
AC_CACHE_VAL([snes9x_cv_linux_os],
|
|
[
|
|
case "$target" in
|
|
*-*-linux*)
|
|
snes9x_cv_linux_os="yes"
|
|
;;
|
|
*)
|
|
snes9x_cv_linux_os="no"
|
|
;;
|
|
esac
|
|
])
|
|
|
|
AC_MSG_RESULT([$snes9x_cv_linux_os])
|
|
|
|
# Enable gamepad support on Linux.
|
|
|
|
AC_ARG_ENABLE([gamepad],
|
|
[AS_HELP_STRING([--enable-gamepad],
|
|
[enable gamepad support if available (default: yes)])],
|
|
[], [enable_gamepad="yes"])
|
|
|
|
if test "x$enable_gamepad" = "xyes"; then
|
|
if test "x$snes9x_cv_linux_os" = "xyes"; then
|
|
S9XDEFS="$S9XDEFS -DJOYSTICK_SUPPORT"
|
|
else
|
|
AC_MSG_WARN([Your OS is not Linux. Build without gamepad support.])
|
|
enable_gamepad="no"
|
|
fi
|
|
fi
|
|
|
|
# Enable debugger.
|
|
|
|
S9XDEBUGGER="#S9XDEBUGGER=1"
|
|
|
|
AC_ARG_ENABLE([debugger],
|
|
[AS_HELP_STRING([--enable-debugger],
|
|
[enable debugger (default: no)])],
|
|
[], [enable_debugger="no"])
|
|
|
|
if test "x$enable_debugger" = "xyes"; then
|
|
S9XDEBUGGER="S9XDEBUGGER=1"
|
|
S9XDEFS="$S9XDEFS -DDEBUGGER"
|
|
fi
|
|
|
|
# Enable netplay support if requested.
|
|
|
|
S9XNETPLAY="#S9XNETPLAY=1"
|
|
|
|
AC_ARG_ENABLE([netplay],
|
|
[AS_HELP_STRING([--enable-netplay],
|
|
[enable netplay support (default: no)])],
|
|
[], [enable_netplay="no"])
|
|
|
|
if test "x$enable_netplay" = "xyes"; then
|
|
S9XNETPLAY="S9XNETPLAY=1"
|
|
S9XDEFS="$S9XDEFS -DNETPLAY_SUPPORT"
|
|
fi
|
|
|
|
# Enable GZIP support through zlib.
|
|
|
|
AC_CACHE_VAL([snes9x_cv_zlib],
|
|
[
|
|
AC_CHECK_HEADER([zlib.h],
|
|
[AC_CHECK_LIB([z], [gzread], [snes9x_cv_zlib="yes"], [snes9x_cv_zlib="no"])],
|
|
[snes9x_cv_zlib="no"])
|
|
])
|
|
|
|
AC_ARG_ENABLE([gzip],
|
|
[AS_HELP_STRING([--enable-gzip],
|
|
[enable GZIP support through zlib (default: yes)])],
|
|
[], [enable_gzip="yes"])
|
|
|
|
if test "x$enable_gzip" = "xyes"; then
|
|
if test "x$snes9x_cv_zlib" = "xyes"; then
|
|
S9XDEFS="$S9XDEFS -DZLIB"
|
|
S9XLIBS="$S9XLIBS -lz"
|
|
else
|
|
AC_MSG_WARN([zlib not found. Build without GZIP support.])
|
|
enable_gzip="no"
|
|
fi
|
|
fi
|
|
|
|
# Enable ZIP support through zlib.
|
|
|
|
S9XZIP="#S9XZIP=1"
|
|
|
|
AC_ARG_ENABLE([zip],
|
|
[AS_HELP_STRING([--enable-zip],
|
|
[enable ZIP support through zlib (default: yes)])],
|
|
[], [enable_zip="yes"])
|
|
|
|
S9X_SYSTEM_ZIP="#SYSTEM_ZIP=1"
|
|
|
|
AC_ARG_WITH([system-zip],
|
|
[AS_HELP_STRING([--with-system-zip],
|
|
[Use system zip (default: check)])],
|
|
[], [with_system_zip="check"])
|
|
|
|
if test "x$enable_zip" = "xyes"; then
|
|
if test "x$with_system_zip" != "xno"; then
|
|
PKG_CHECK_MODULES(
|
|
SYSTEM_ZIP,
|
|
minizip,
|
|
S9XZIP="S9XZIP=1"
|
|
S9XDEFS="$S9XDEFS -DUNZIP_SUPPORT"
|
|
S9X_SYSTEM_ZIP="SYSTEM_ZIP=1"
|
|
S9XLIBS="$S9XLIBS $SYSTEM_ZIP_LIBS"
|
|
if test "x$enable_gzip" = "xno"; then
|
|
S9XLIBS="$S9XLIBS -lz"
|
|
fi
|
|
S9XDEFS="$S9XDEFS -DSYSTEM_ZIP",
|
|
if test "x${with_system_zip}" != "xcheck"; then
|
|
AC_MSG_ERROR([--with-system-zip requested but no proper minizip lib found.])
|
|
else
|
|
AC_MSG_WARN([minizip not found. Build without SYSTEM_ZIP support.])
|
|
fi
|
|
)
|
|
else
|
|
if test "x$snes9x_cv_zlib" = "xyes"; then
|
|
S9XZIP="S9XZIP=1"
|
|
S9XDEFS="$S9XDEFS -DUNZIP_SUPPORT"
|
|
if test "x$enable_gzip" = "xno"; then
|
|
S9XLIBS="$S9XLIBS -lz"
|
|
fi
|
|
else
|
|
AC_MSG_WARN([zlib not found. Build without ZIP support.])
|
|
enable_zip="no"
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Enable JMA support.
|
|
|
|
S9XJMA="#S9XJMA=1"
|
|
|
|
AC_ARG_ENABLE([jma],
|
|
[AS_HELP_STRING([--enable-jma],
|
|
[enable JMA support (default: yes)])],
|
|
[], [enable_jma="yes"])
|
|
|
|
if test "x$enable_jma" = "xyes"; then
|
|
S9XJMA="S9XJMA=1"
|
|
S9XDEFS="$S9XDEFS -DJMA_SUPPORT"
|
|
fi
|
|
|
|
# Enable screenshot support through libpng.
|
|
|
|
AC_CACHE_VAL([snes9x_cv_libpng],
|
|
[
|
|
AC_CHECK_HEADER([png.h],
|
|
[AC_CHECK_LIB([png], [png_init_io], [snes9x_cv_libpng="yes"], [snes9x_cv_libpng="no"])],
|
|
[snes9x_cv_libpng="no"])
|
|
])
|
|
|
|
AC_ARG_ENABLE([screenshot],
|
|
[AS_HELP_STRING([--enable-screenshot],
|
|
[enable screenshot support through libpng (default: yes)])],
|
|
[], [enable_screenshot="yes"])
|
|
|
|
if test "x$enable_screenshot" = "xyes"; then
|
|
if test "x$snes9x_cv_libpng" = "xyes"; then
|
|
S9XDEFS="$S9XDEFS -DHAVE_LIBPNG"
|
|
S9XLIBS="$S9XLIBS -lpng"
|
|
else
|
|
AC_MSG_WARN([libpng not found. Build without screenshot support.])
|
|
enable_screenshot="no"
|
|
fi
|
|
fi
|
|
|
|
# Check for functions
|
|
|
|
AC_CHECK_FUNC([mkstemp],
|
|
[
|
|
S9XDEFS="$S9XDEFS -DHAVE_MKSTEMP"
|
|
])
|
|
|
|
# Check X11
|
|
|
|
AC_PATH_XTRA
|
|
if test "x$no_x" = "xyes"; then
|
|
AC_MSG_ERROR([X11 is required.])
|
|
else
|
|
S9XFLGS="$S9XFLGS $X_CFLAGS"
|
|
S9XLIBS="$S9XLIBS $X_PRE_LIBS -lX11 -lXext $X_LIBS $X_EXTRA_LIBS"
|
|
fi
|
|
|
|
# Check for headers
|
|
|
|
snes9x_have_stdint_h="";
|
|
|
|
AC_CHECK_HEADER([strings.h],
|
|
[
|
|
S9XDEFS="$S9XDEFS -DHAVE_STRINGS_H"
|
|
])
|
|
|
|
AC_CHECK_HEADER([sys/ioctl.h],
|
|
[
|
|
S9XDEFS="$S9XDEFS -DHAVE_SYS_IOCTL_H"
|
|
])
|
|
|
|
AC_CHECK_HEADER([stdint.h],
|
|
[
|
|
S9XDEFS="$S9XDEFS -DHAVE_STDINT_H"
|
|
snes9x_have_stdint_h="-DHAVE_STDINT_H"
|
|
])
|
|
|
|
AC_CHECK_HEADERS([unistd.h sys/socket.h])
|
|
|
|
# Check whether the size of pointer is int.
|
|
|
|
if test "x$snes9x_have_stdint_h" = "x"; then
|
|
AC_MSG_CHECKING([whether the size of pointer is int])
|
|
|
|
AC_TRY_RUN(
|
|
[
|
|
int main (void)
|
|
{
|
|
return (!(sizeof(void *) == sizeof(int)));
|
|
}
|
|
],
|
|
[snes9x_ptr_is_int="yes"], [snes9x_ptr_is_int="no"])
|
|
|
|
if test "x$snes9x_ptr_is_int" = "xyes"; then
|
|
AC_MSG_RESULT(yes)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
S9XDEFS="$S9XDEFS -DPTR_NOT_INT"
|
|
fi
|
|
fi
|
|
|
|
# Check whether right shift is arithmetic or not
|
|
|
|
AC_DEFUN([AC_S9X_CHECK_SAR],
|
|
[
|
|
AC_MSG_CHECKING([whether right shift $1 is arithmetic])
|
|
|
|
OLD_CXXFLAGS="[$]CXXFLAGS"
|
|
CXXFLAGS="[$]OLD_CXXFLAGS $snes9x_have_stdint_h"
|
|
|
|
AC_TRY_RUN(
|
|
[
|
|
#ifdef HAVE_STDINT_H
|
|
#include <stdint.h>
|
|
typedef int8_t int8;
|
|
typedef int16_t int16;
|
|
typedef int32_t int32;
|
|
typedef int64_t int64;
|
|
#else
|
|
typedef signed char int8;
|
|
typedef signed short int16;
|
|
typedef signed int int32;
|
|
#ifdef __GNUC__
|
|
__extension__
|
|
#endif
|
|
typedef long long int64;
|
|
#endif
|
|
|
|
int main (void)
|
|
{
|
|
$1 i;
|
|
|
|
i = -1;
|
|
i >>= 1;
|
|
|
|
return (i < 0 ? 0 : 1);
|
|
}
|
|
],
|
|
[snes9x_sar_$1="yes"], [snes9x_sar_$1="no"])
|
|
|
|
CXXFLAGS="[$]OLD_CXXFLAGS"
|
|
|
|
if test "x$snes9x_sar_$1" = "xno"; then
|
|
AC_MSG_RESULT([no])
|
|
else
|
|
S9XDEFS="$S9XDEFS -DRIGHTSHIFT_$1_IS_SAR"
|
|
AC_MSG_RESULT([yes])
|
|
fi
|
|
])
|
|
|
|
AC_S9X_CHECK_SAR([int8])
|
|
AC_S9X_CHECK_SAR([int16])
|
|
AC_S9X_CHECK_SAR([int32])
|
|
AC_S9X_CHECK_SAR([int64])
|
|
|
|
if test "x$snes9x_sar_int8" = "xyes" -a "x$snes9x_sar_int16" = "xyes" -a "x$snes9x_sar_int32" = "xyes" -a "x$snes9x_sar_int64" = "xyes"; then
|
|
S9XDEFS="`echo \"$S9XDEFS\" | sed -e 's/-DRIGHTSHIFT_int8_IS_SAR//'`"
|
|
S9XDEFS="`echo \"$S9XDEFS\" | sed -e 's/-DRIGHTSHIFT_int16_IS_SAR//'`"
|
|
S9XDEFS="`echo \"$S9XDEFS\" | sed -e 's/-DRIGHTSHIFT_int32_IS_SAR//'`"
|
|
S9XDEFS="`echo \"$S9XDEFS\" | sed -e 's/-DRIGHTSHIFT_int64_IS_SAR//'`"
|
|
S9XDEFS="$S9XDEFS -DRIGHTSHIFT_IS_SAR"
|
|
fi
|
|
|
|
# Check if we can build with Xvideo acceleration support
|
|
AC_ARG_ENABLE([xvideo],
|
|
[AS_HELP_STRING([--enable-xvideo],
|
|
[enable Xvideo if available (default: yes)])],
|
|
[], [enable_xvideo="yes"])
|
|
|
|
if test "x$enable_xvideo" = "xyes"; then
|
|
enable_xvideo="no"
|
|
AC_CHECK_HEADER([X11/extensions/Xv.h],
|
|
[
|
|
enable_xvideo="yes"
|
|
S9XLIBS="$S9XLIBS -lXv"
|
|
S9XDEFS="$S9XDEFS -DUSE_XVIDEO"
|
|
])
|
|
fi
|
|
|
|
# Check if we can build with Xinerama multi-monitor support
|
|
AC_ARG_ENABLE([xinerama],
|
|
[AS_HELP_STRING([--enable-xinerama],
|
|
[enable Xinerama if available (default: yes)])],
|
|
[], [enable_xinerama="yes"])
|
|
|
|
if test "x$enable_xinerama" = "xyes"; then
|
|
enable_xinerama="no"
|
|
AC_CHECK_HEADER([X11/extensions/Xinerama.h],
|
|
[
|
|
enable_xinerama="yes"
|
|
S9XLIBS="$S9XLIBS -lXinerama"
|
|
S9XDEFS="$S9XDEFS -DUSE_XINERAMA"
|
|
])
|
|
fi
|
|
|
|
# Check if we have sound code for this platform.
|
|
|
|
AC_ARG_ENABLE([sound],
|
|
[AS_HELP_STRING([--enable-sound],
|
|
[enable sound if available (default: yes)])],
|
|
[], [enable_sound="yes"])
|
|
|
|
if test "x$enable_sound" = "xyes"; then
|
|
AC_MSG_CHECKING([whether sound is supported on this platform])
|
|
if test "x$snes9x_cv_linux_os" = "xyes"; then
|
|
AC_MSG_RESULT([yes])
|
|
else
|
|
AC_MSG_RESULT([no])
|
|
AC_MSG_WARN([Your OS is not Linux. Build without sound support.])
|
|
enable_sound="no"
|
|
fi
|
|
fi
|
|
|
|
if test "x$enable_sound" = "xyes"; then
|
|
AC_CHECK_HEADER([pthread.h],
|
|
[
|
|
S9XDEFS="$S9XDEFS -DUSE_THREADS"
|
|
S9XLIBS="$S9XLIBS -lpthread"
|
|
])
|
|
else
|
|
S9XDEFS="$S9XDEFS -DNOSOUND"
|
|
fi
|
|
|
|
# Output.
|
|
|
|
S9XFLGS="$S9XFLGS $CXXFLAGS $CPPFLAGS $LDFLAGS"
|
|
S9XLIBS="$LIBS $S9XLIBS"
|
|
|
|
S9XFLGS="`echo \"$S9XFLGS\" | sed -e 's/ */ /g'`"
|
|
S9XDEFS="`echo \"$S9XDEFS\" | sed -e 's/ */ /g'`"
|
|
S9XLIBS="`echo \"$S9XLIBS\" | sed -e 's/ */ /g'`"
|
|
S9X_SYSTEM_ZIP="`echo \"$S9X_SYSTEM_ZIP\" | sed -e 's/ */ /g'`"
|
|
S9XFLGS="`echo \"$S9XFLGS\" | sed -e 's/^ *//'`"
|
|
S9XDEFS="`echo \"$S9XDEFS\" | sed -e 's/^ *//'`"
|
|
S9XLIBS="`echo \"$S9XLIBS\" | sed -e 's/^ *//'`"
|
|
S9X_SYSTEM_ZIP="`echo \"$S9X_SYSTEM_ZIP\" | sed -e 's/^ *//'`"
|
|
|
|
AC_SUBST(S9XFLGS)
|
|
AC_SUBST(S9XDEFS)
|
|
AC_SUBST(S9XLIBS)
|
|
AC_SUBST(S9XXVIDEO)
|
|
AC_SUBST(S9XDEBUGGER)
|
|
AC_SUBST(S9XNETPLAY)
|
|
AC_SUBST(S9XZIP)
|
|
AC_SUBST(S9XJMA)
|
|
AC_SUBST(S9X_SYSTEM_ZIP)
|
|
|
|
rm config.info 2>/dev/null
|
|
|
|
cat >config.info <<EOF
|
|
|
|
build information:
|
|
cc...............,,,. $CC
|
|
c++.................. $CXX
|
|
options.............. $S9XFLGS
|
|
defines.............. $S9XDEFS
|
|
libs................. $S9XLIBS
|
|
|
|
features:
|
|
Xvideo support....... $enable_xvideo
|
|
Xinerama support..... $enable_xinerama
|
|
sound support........ $enable_sound
|
|
screenshot support... $enable_screenshot
|
|
netplay support...... $enable_netplay
|
|
gamepad support...... $enable_gamepad
|
|
GZIP support......... $enable_gzip
|
|
ZIP support.......... $enable_zip
|
|
SYSTEM_ZIP........... $with_system_zip
|
|
JMA support.......... $enable_jma
|
|
debugger............. $enable_debugger
|
|
|
|
EOF
|
|
|
|
cat config.info
|
|
|
|
AC_OUTPUT(Makefile)
|