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configure.in
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configure.in
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dnl Process this file with autoconf to produce a configure script.
AC_INIT([foobillardplus], [3.43beta])
AC_CONFIG_SRCDIR([src/billard3d.c])
AC_CONFIG_HEADERS([src/config.h])
# Detect the canonical host and target build environment
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AM_INIT_AUTOMAKE
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
dnl Checks for libraries.
AC_CHECK_LIB(png,png_read_image)
AC_CHECK_LIB(SDL,SDL_Init)
AC_CHECK_LIB(SDL,SDL_LockAudio)
AC_CHECK_LIB(SDL_net,SDLNet_Init)
AC_CHECK_LIB(SDL_mixer,Mix_OpenAudio)
### TODO ### win32
AC_ARG_ENABLE([win],
[AS_HELP_STRING([--enable-win],[enable the compiling of the windows mingw/msys port[no]])],
[enable_win=$enableval],
[enable_win=no])
if test x"$enable_win" = "xyes"; then
AC_CHECK_LIB(gl,main)
AC_CHECK_LIB(glu,main)
AC_CHECK_LIB(opengl32,main)
AC_CHECK_LIB(glu32,main)
AC_CHECK_LIB(wsock32,main)
export USE_WIN=yes
else
AC_MSG_RESULT([no mingw/msys Windows support])
fi
# end win32
AC_CHECK_LIB(m,pow)
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(limits.h unistd.h math.h stdlib.h stdio.h string.h endian.h GL/glu.h GL/gl.h getopt.h png.h ctype.h locale.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_PATH_XTRA
dnl Checks for library functions.
AC_CHECK_FUNCS(socket poll)
### Enable Debian/Linux default locations for compiling
AC_ARG_ENABLE([debian],
[AS_HELP_STRING([--enable-debian],[automatic guess for Debian/Linux Filesystem [no]])],
[enable_debian=$enableval],
[enable_debian=no])
### set the variables for compiling
if test x"$enable_debian" = "xno"; then
AC_PREFIX_DEFAULT(/usr/games/foobillardplus)
if test x"$prefix" = "xNONE"; then
prefix="/usr/games/foobillardplus"
else
prefix=$prefix/foobillardplus
fi
if test x"$exec_prefix" = "xNONE"; then
exec_prefix=$prefix
fi
bindir=$exec_prefix/bin
datarootdir=$prefix/data
datadir=$prefix/data
localedir=$prefix/data/locale
docdir=$prefix/data/locale
PREFIX=$prefix
AC_SUBST([PREFIX])
EXECPREFIX=$exec_prefix
AC_SUBST([EXECPREFIX])
BINDIR=$bindir
AC_SUBST([BINDIR])
DATAROOTDIR=$datarootdir
AC_SUBST([DATAROOTDIR])
DATADIR=$datadir
AC_SUBST([DATADIR])
LOCALEDIR=$localedir
AC_SUBST([LOCALEDIR])
DOCDIR=$docdir
AC_SUBST([DOCDIR])
else
### set directories for Debian/Linux defaults
AC_PREFIX_DEFAULT(/usr/games)
if test x"$prefix" = "xNONE"; then
prefix="/usr/games"
fi
if test x"$exec_prefix" = "xNONE"; then
exec_prefix=$prefix
fi
bindir=$exec_prefix
datarootdir=/usr/share/games/foobillardplus
datadir=$datarootdir/data
localedir=$datadir/locale
docdir=$datadir/locale
PREFIX=$prefix
AC_SUBST([PREFIX])
EXECPREFIX=$exec_prefix
AC_SUBST([EXECPREFIX])
BINDIR=$bindir
AC_SUBST([BINDIR])
DATAROOTDIR=$datarootdir
AC_SUBST([DATAROOTDIR])
DATADIR=$datadir
AC_SUBST([DATADIR])
LOCALEDIR=$localedir
AC_SUBST([LOCALEDIR])
DOCDIR=$docdir
AC_SUBST([DOCDIR])
DATA_DIRECTORY=\'\"$datadir\"\'
AC_SUBST([DATA_DIRECTORY])
export USE_DEBIAN=yes
fi
### does the user want to have automatic guess of suitable optimization options
AC_ARG_ENABLE([optimization],
[AS_HELP_STRING([--enable-optimization],[automatic guess of suitable optimization options [no]])],
[enable_optimization=$enableval],
[enable_optimization=no])
## see if the user wants aggressive optimizations of the code
AC_MSG_CHECKING([whether to enable aggressive optimization flags])
OPTIMIZATION_CFLAGS=""
OPTIMIZATION_CFLAGS=""
if test x"$enable_optimization" = "xyes"; then
AC_MSG_RESULT([yes])
# cure annoying default arguments for CFLAGS and CXXFLAGS
# that autoconf automatically sets in GNU environments if
# no CFLAGS or CXXFLAGS were manually given
#
# this is a more or less a hack ...
if test x"$CFLAGS" = x"-g -O2" ; then
CFLAGS=""
fi
if test x"$CXXFLAGS" = x"-g -O2" ; then
CXXFLAGS=""
fi
if test x"$CFLAGS" = x"-g -O3" ; then
CFLAGS=""
fi
if test x"$CXXFLAGS" = x"-g -O3" ; then
CXXFLAGS=""
fi
if test x"$ac_cv_c_compiler_gnu" = "xyes"; then
# special flag for gcc to work around excess precision bug
#FLOAT_STORE_CFLAGS="-ffloat-store"
# Due to a misconception, until SVN revision r1713, the case statement
# used the value of '--target', not of '--host'
case $host in
i386-apple-*)
# all intel macs have at least prescott instruction set
OPTIMIZATION_CFLAGS="-fast -g"
;;
x86_64-apple-*)
# all 64bit intel macs have at least nocona instruction set
OPTIMIZATION_CFLAGS="-fast -g -march=nocona"
;;
i?86-*-*)
# okay, we use this default together with the specification of the target architecture
# let us just assume, a Pentium 4 would be the minimum platform for OpenCV,
# then SSE2 instruction set is available also
OPTIMIZATION_CFLAGS="-O3 -g -march=pentium4 -ffast-math -fomit-frame-pointer"
;;
amd64-*-* | x86_64-*-*)
OPTIMIZATION_CFLAGS="-O3 -g -march=x86-64 -ffast-math -fomit-frame-pointer"
;;
powerpc-apple-*)
# Mac OS X 10.4 runs on CPUs >= G4 only
OPTIMIZATION_CFLAGS="-O3 -falign-loops-max-skip=15 -falign-jumps-max-skip=15 -falign-loops=16 -falign-jumps=16 -falign-functions=16 -ffast-math -fstrict-aliasing -funroll-loops -ftree-loop-linear -ftree-loop-memset -mcpu=G4 -mpowerpc-gpopt -mtune=G5 -fsched-interblock -fgcse-sm -g"
;;
powerpc64-apple-*)
# There are no 64bit Macs with a CPU that's not a G5
OPTIMIZATION_CFLAGS="-O3 -falign-loops-max-skip=15 -falign-jumps-max-skip=15 -falign-loops=16 -falign-jumps=16 -falign-functions=16 -ffast-math -fstrict-aliasing -funroll-loops -ftree-loop-linear -ftree-loop-memset -mcpu=G5 -mpowerpc-gpopt -fsched-interblock -fgcse-sm -m64 -g"
;;
powerpc-*-*)
# generic PowerPCs don't have Apple's 'fast' or 'fastf' switch
OPTIMIZATION_CFLAGS="-O3 -g -mcpu=G3 -mtune=G4 -fomit-frame-pointer"
;;
*-*-*)
OPTIMIZATION_CFLAGS="-O2 -fomit-frame-pointer"
;;
esac
fi
else
AC_MSG_RESULT([no])
fi
AC_SUBST(OPTIMIZATION_CFLAGS)
AC_SUBST(OPTIMIZATION_CFLAGS)
### does the user want to have standard optimization options (default = no optimization)
AC_ARG_ENABLE([standard],
[AS_HELP_STRING([--enable-standard],[standard optimization options [no]])],
[enable_standard=$enableval],
[enable_standard=no])
## see if the user wants standard optimizations of the code
AC_MSG_CHECKING([whether to enable standard optimization flags])
if test x"$enable_standard" = "xno"; then
AC_MSG_RESULT([no])
# cure annoying default arguments for CFLAGS and CXXFLAGS
# that autoconf automatically sets in GNU environments if
# no CFLAGS or CXXFLAGS were manually given
#
# this is a more or less a hack ...
CFLAGS=""
CXXFLAGS=""
else
AC_MSG_RESULT([yes])
fi
### does the user want to have special optimization options (default = no)
AC_ARG_ENABLE([special],
[AS_HELP_STRING([--enable-special],[special optimization options [no]])],
[enable_special=$enableval],
[enable_special=no])
## see if the user wants special optimizations of the code (hope this is stable optimization)
AC_MSG_CHECKING([whether to enable special optimization flags])
if test x"$enable_special" = "xno"; then
AC_MSG_RESULT([no])
else
AC_MSG_RESULT([yes])
CFLAGS="\
-falign-functions \
-falign-jumps \
-falign-labels \
-falign-loops \
-ffast-math \
-Wextra \
"
CXXFLAGS=""
fi
### want single precision math, default = yes no = double precision
AC_ARG_ENABLE(mathsingle,
[ --enable-mathsingle[=ARG] compile math single precision [default=yes] ],
[ if test "x$enableval" = "xyes" ; then
export USE_MATHSINGLE=yes
elif test "x$enableval" = "xon" ; then
export USE_MATHSINGLE=yes
elif test "x$enableval" = "xoff" ; then
export USE_MATHSINGLE=no
elif test "x$enableval" = "xno" ; then
export USE_MATHSINGLE=no
else
export USE_MATHSINGLE=no
fi
],
[export USE_MATHSINGLE=yes])
### want network compiling code, default = yes
AC_ARG_ENABLE(network,
[ --enable-network[=ARG] compile for IP-network game support [default=yes] ],
[ if test "x$enableval" = "xyes" ; then
export USE_NETWORK=yes
elif test "x$enableval" = "xon" ; then
export USE_NETWORK=yes
elif test "x$enableval" = "xoff" ; then
export USE_NETWORK=no
elif test "x$enableval" = "xno" ; then
export USE_NETWORK=no
else
export USE_NETWORK=no
fi
],
[export USE_NETWORK=yes])
### SSE intrinsics compiling code, sets also math precision, default = no
AC_ARG_ENABLE(sse,
[ --enable-sse compile for SSE intrinsics],
[export USE_SSE=yes; export USE_MATHSINGLE=yes], [export USE_SSE=no])
### fast math compiling code, default = no
AC_ARG_ENABLE(fastmath,
[ --enable-fastmath compile fastmath routines in, default yes],
[ if test "x$enableval" = "xyes" ; then
export FAST_MATH=yes
elif test "x$enableval" = "xon" ; then
export FAST_MATH=yes
elif test "x$enableval" = "xoff" ; then
export FAST_MATH=no
elif test "x$enableval" = "xno" ; then
export FAST_MATH=no
else
export FAST_MATH=yes
fi
],
[export FAST_MATH=no])
### generic touch wanted. Also used with WeTab, default = no
AC_ARG_ENABLE(touch,
[ --enable-touch compile for generic touch-devices],
[export USE_TOUCH=yes], [export USE_TOUCH=no])
### WeTab compiling code, sets also TOUCH, default = no
AC_ARG_ENABLE(wetab,
[ --enable-wetab compile for german tablet WeTab],
[export USE_WETAB=yes; export USE_TOUCH=yes], [export USE_WETAB=no])
if test x"$enable_wetab" = "xyes"; then
CFLAGS="\
-falign-functions \
-falign-jumps \
-falign-labels \
-falign-loops \
-march=atom \
-mssse3 \
-mtune=atom \
-mfpmath=sse \
"
CXXFLAGS=""
fi
### nvidia specific, don't use, default = no
AC_ARG_ENABLE(nvidia,
[ --enable-nvidia[=ARG] enable NV-extensions [default=no] ],
[ if test "x$enableval" = "xyes" ; then
export USE_NVIDIA=yes
elif test "x$enableval" = "xon" ; then
export USE_NVIDIA=yes
elif test "x$enableval" = "xoff" ; then
export USE_NVIDIA=no
elif test "x$enableval" = "xno" ; then
export USE_NVIDIA=no
else
export USE_NVIDIA=no
fi
],
[export USE_NVIDIA=no])
### want compiling code with sound enabled, default = yes
AC_ARG_ENABLE(sound,
[ --enable-sound[=ARG] enable sound [default=yes] ],
[ if test "x$enableval" = "xyes" ; then
export USE_SOUND=yes
elif test "x$enableval" = "xon" ; then
export USE_SOUND=yes
elif test "x$enableval" = "xoff" ; then
export USE_SOUND=no
elif test "x$enableval" = "xno" ; then
export USE_SOUND=no
else
export USE_SOUND=yes
fi
],
[export USE_SOUND=yes])
AM_CONDITIONAL(USE_MATHSINGLE, test "x$USE_MATHSINGLE" = "xyes")
AM_CONDITIONAL(USE_NETWORK, test "x$USE_NETWORK" = "xyes")
AM_CONDITIONAL(USE_TOUCH, test "x$USE_TOUCH" = "xyes")
AM_CONDITIONAL(USE_WETAB, test "x$USE_WETAB" = "xyes")
AM_CONDITIONAL(USE_NVIDIA, test "x$USE_NVIDIA" = "xyes")
AM_CONDITIONAL(USE_SOUND, test "x$USE_SOUND" = "xyes")
AM_CONDITIONAL(USE_WIN, test "x$USE_WIN" = "xyes")
AM_CONDITIONAL(USE_SSE, test "x$USE_SSE" = "xyes")
AM_CONDITIONAL(FAST_MATH, test "x$FAST_MATH" = "xyes")
AM_CONDITIONAL(USE_DEBIAN, test "x$USE_DEBIAN" = "xyes")
AC_OUTPUT(Makefile foobillardplus.spec src/Makefile)
AC_MSG_RESULT([
General configuration ================================================
CC: ${CC}
CFLAGS: ${CFLAGS}
LDFLAGS: ${LDFLAGS}
Install path: ${prefix}
Binary dir: ${bindir}
Data rootdir: ${datarootdir}
Data dir: ${datadir}
Locale dir: ${localedir}
Doc dir: ${docdir}
Debian/Linux: ${DATA_DIRECTORY}
Debug flags: ${DEBUG_CFLAGS}
Optimization flags: ${OPTIMIZATION_CFLAGS}
Mathsingle precision: ${USE_MATHSINGLE}
Sound compiling: ${USE_SOUND}
Generic Touchdevice: ${USE_TOUCH}
WeTab Tablet compiling: ${USE_WETAB}
Network compiling: ${USE_NETWORK}
use sse: ${USE_SSE}
fast math routines: ${FAST_MATH}
Now run make ...
])