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configure
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configure
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#!/bin/sh
# some elements originated from qemu configure
set -e
TMPC="/tmp/picodrive-conf-${RANDOM}-$$-${RANDOM}.c"
TMPO="/tmp/picodrive-conf-${RANDOM}-$$-${RANDOM}.o"
TMPB="/tmp/picodrive-conf-${RANDOM}-$$-${RANDOM}"
trap "rm -f $TMPC $TMPO $TMPB" EXIT INT QUIT TERM
rm -f config.log
compile_object()
{
c="$CC $MFLAGS $CFLAGS -c $TMPC -o $TMPO $@"
echo $c >> config.log
$c >> config.log 2>&1
}
compile_binary()
{
c="$CC $MFLAGS $CFLAGS $TMPC -o $TMPB $LDFLAGS $@ $SYSLIBS"
echo $c >> config.log
$c >> config.log 2>&1
}
check_option()
{
echo 'void test(void) { }' >$TMPC
compile_object $1 || return 1
return 0
}
check_define()
{
$CC -E -dD $MFLAGS $CFLAGS pico/arm_features.h | grep -q "define[ ]*$1" || return 1
return 0
}
# setting options to "yes" or "no" will make that choice default,
# "" means "autodetect".
# TODO this is annoyingly messy. should have platform and device
platform_list="generic pandora gph dingux retrofw opendingux[-gcw0] odbeta[-gcw0] miyoo rpi1 rpi2 ps2 psp"
platform="generic"
sound_driver_list="oss alsa sdl"
sound_drivers=""
have_armv5=""
have_armv6=""
have_armv7=""
have_arm_oabi=""
have_arm_neon=""
have_libavcodec=""
have_libchdr=""
have_gles="no"
need_sdl="no"
need_zlib="no"
# hardcoded stuff
CC="${CC-${CROSS_COMPILE}gcc}"
CXX="${CXX-${CROSS_COMPILE}g++}"
AS="${AS-${CROSS_COMPILE}as}"
STRIP="${STRIP-${CROSS_COMPILE}strip}"
LD="${LD-${CROSS_COMPILE}gcc}" # Use better gcc for linking
SYSROOT=`$CC $CFLAGS $LDFLAGS --print-sysroot 2> /dev/null || true`
config_mak="config.mak"
fail()
{
echo "$@"
if test -n "$DUMP_CONFIG_LOG"; then cat config.log; fi
exit 1
}
# call during arg parsing, so that cmd line can override platform defaults
set_platform()
{
platform=$1
CFLAGS="$CFLAGS -D__`echo ${platform%-*} | tr '[a-z]' '[A-Z]'`__"
case "$platform" in
rpi1)
MFLAGS="-mcpu=arm1176jzf-s -mfpu=vfp"
have_gles="yes"
;;
rpi2)
MFLAGS="-mcpu=cortex-a7 -mfpu=neon"
have_gles="yes"
;;
generic)
MFLAGS=""
;;
dingux)
# dingoo a320, ritmix rzx-50, the like. all have Ingenic MIPS cpu <= JZ4755
sound_drivers="sdl"
# use static linking since the lib situation is ... let's say vague
#LDFLAGS="$LDFLAGS -static"
# uses a pre-gcw0 version of opendingux
MFLAGS="-march=mips32 -msoft-float"
platform="opendingux"
;;
retrofw)
# devices using retrofw. AFAIK all have Ingenic MIPS JZ4760 with fpu
sound_drivers="sdl"
# uses it's own modified version of opendingux
MFLAGS="-march=mips32"
platform="opendingux"
;;
opendingux | opendingux-gcw0)
# more modern devices using opendingux, with Ingenic MIPS JZ4770 or newer
sound_drivers="sdl"
# mostly based on opendingux for gcw0
CFLAGS="$CFLAGS -D__OPENDINGUX__"
[ "${platform#*gcw0}" = "" ] && CFLAGS="$CFLAGS -D__GCW0__"
MFLAGS="-march=mips32r2"
platform="opendingux"
;;
miyoo)
# Miyoo BittBoy, PocketGO 1, PowKiddy V90/Q90 with Allwinner F1C100s
sound_drivers="sdl"
CFLAGS="$CFLAGS -D__OPENDINGUX__"
MFLAGS="-mcpu=arm926ej-s -marm"
platform="opendingux"
;;
odbeta | odbeta-gcw0)
# various devices with opendingux beta, arch flags from toolchain default
sound_drivers="sdl"
CFLAGS="$CFLAGS -D__OPENDINGUX__"
[ "${platform#*gcw0}" = "" ] && CFLAGS="$CFLAGS -D__GCW0__"
MFLAGS="" # toolchains are arch specific
platform="opendingux"
;;
pandora)
sound_drivers="oss alsa"
have_libavcodec="yes"
MFLAGS="-mcpu=cortex-a8 -mfpu=neon -mfloat-abi=softfp"
;;
gph)
sound_drivers="oss"
# compile for OABI if toolchain provides it (faster code on caanoo)
have_arm_oabi="yes"
# always use static linking, since caanoo doesn't have OABI libs. Moreover,
# dynamic linking slows Wiz 1-10%, and libm on F100 isn't compatible
LDFLAGS="$LDFLAGS -static"
# unified binary for all of them. picodrive detects device type for itself.
CFLAGS="$CFLAGS -D__GP2X__"
# add -mfpu=fpa to select correct parameter passing for -msoft-float :-/
MFLAGS="-mcpu=arm920t -mfloat-abi=soft -mfpu=fpa"
platform="gp2x"
;;
psp)
# use newlib
SYSLIBS="-lc -lpspuser -lpspkernel"
MFLAGS="-march=allegrex"
ARCH=mipsel
;;
ps2)
# use newlib
SYSLIBS=""
MFLAGS=""
ARCH=mips64r5900el
ASFLAGS="$ASFLAGS -G0 -call_shared"
CFLAGS="$CFLAGS -D_EE -G0 -I${PS2SDK}/ee/include -I${PS2SDK}/common/include -I${PS2DEV}/gsKit/include -I${PS2SDK}/ports/include"
LDFLAGS="$LDFLAGS -Wl,-zmax-page-size=128 -T${PS2SDK}/ee/startup/linkfile -L${PS2SDK}/ee/lib -L${PS2DEV}/gsKit/lib -L${PS2SDK}/ports/lib"
;;
*)
fail "unsupported platform: $platform"
;;
esac
}
for opt do
optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'` || true
case "$opt" in
--help|-h) show_help="yes"
;;
--platform=*) set_platform "$optarg"
;;
--sound-drivers=*) sound_drivers="$optarg"
;;
--with-libavcodec=*) have_libavcodec="$optarg"
;;
--with-sdl-gles=*) have_gles="$optarg"
;;
--with-zlib=*) need_zlib="$optarg"
;;
*) echo "ERROR: unknown option $opt"; show_help="yes"
;;
esac
done
if [ "$show_help" = "yes" ]; then
echo "options:"
echo " --help print this message"
echo " --platform=NAME target platform [$platform]"
echo " available: $platform_list"
echo " --sound-drivers=LIST sound output drivers [guessed]"
echo " available: $sound_driver_list"
echo " --with-libavcodec=yes|no use libavcodec for mp3 decoding"
echo " --with-sdl-gles=yes|no enable GLES usage for SDL"
echo " --with-zlib=yes|no use internal zlib"
echo "influential environment variables:"
echo " CROSS_COMPILE CC CXX AS STRIP CFLAGS ASFLAGS LDFLAGS LDLIBS"
exit 1
fi
# validate selections
if [ "x$sound_drivers" != "x" ]; then
for d in $sound_drivers; do
if ! echo $sound_driver_list | grep -q "\<$d\>"; then
fail "unsupported sound driver: $sound_driver"
fi
done
fi
if ! test -f "platform/libpicofe/README"; then
fail "libpicofe is missing, please run 'git submodule update --init'"
fi
#if [ "$need_warm" = "yes" ]; then
# if ! test -f "frontend/warm/README"; then
# fail "wARM is missing, please run 'git submodule init && git submodule update'"
# fi
#fi
if [ -z "$ARCH" ]; then
ARCH=`$CC $MFLAGS $CFLAGS -dumpmachine | awk -F '-' '{print $1}'`
fi
# CPU/ABI stuff first, else compile test may fail
case "$ARCH" in
arm64*)
;;
arm*)
# ARM stuff
ARCH="arm"
# OABI/EABI selection
if [ "$have_arm_oabi" = "yes" ] && check_option -mabi=apcs-gnu; then
echo "$CFLAGS" | grep -q -- '-mabi=' || MFLAGS="$MFLAGS -mabi=apcs-gnu"
echo "$CFLAGS" | grep -q -- '-m\(no-\)*thumb-interwork' || CFLAGS="$CFLAGS -mno-thumb-interwork"
fi
if [ "x$have_arm_neon" = "x" ]; then
# detect NEON from user-supplied cflags to enable asm code
have_arm_neon=`check_define __ARM_NEON__ && echo yes` || true
fi
if [ "x$have_armv7" = "x" ]; then
if check_define HAVE_ARMV7; then
have_armv7="yes"
have_armv6="yes"
have_armv5="yes"
fi
fi
if [ "x$have_armv6" = "x" ]; then
if check_define HAVE_ARMV6; then
have_armv6="yes"
have_armv5="yes"
fi
fi
if [ "x$have_armv5" = "x" ]; then
have_armv5=`check_define HAVE_ARMV5 && echo yes` || true
fi
# must disable thumb as recompiler can't handle it
if check_define __thumb__; then
CFLAGS="$CFLAGS -marm"
fi
# add -ldl for helix support
need_dl=yes
# warn about common mistakes
if [ "$platform" != "gp2x" -a "$have_armv5" != "yes" ]; then
if ! echo "$CFLAGS" | grep -q -- '-mcpu=\|-march='; then
echo "Warning: compiling for ARMv4, is that really what you want?"
echo "You probably should specify -mcpu= or -march= like this:"
echo " CFLAGS=-march=armv6 ./configure ..."
fi
fi
if [ "$have_arm_neon" = "yes" -a "$have_armv7" != "yes" ]; then
echo "Warning: compiling for NEON, but not ARMv7?"
echo "You probably want to specify -mcpu= or -march= like this:"
echo " CFLAGS=-march=armv7-a ./configure ..."
fi
;;
*)
;;
esac
case "$platform" in
rpi1 | rpi2 | generic | opendingux)
need_sdl="yes"
;;
esac
# basic compiler test
cat > $TMPC <<EOF
int main (int argc, char *argv[]) { return 0; }
EOF
if ! compile_binary; then
fail "compiler test failed, please check config.log"
fi
# header/library presence tests
check_zlib()
{
cat > $TMPC <<EOF
#include <zlib.h>
int main (int argc, char *argv[]) { uncompress(0, 0, 0, 0); }
EOF
compile_binary "$@"
}
check_libpng()
{
cat > $TMPC <<EOF
#include <png.h>
int main (int argc, char *argv[]) { png_init_io(0, 0); }
EOF
# compile_binary
compile_object
}
check_oss()
{
cat > $TMPC <<EOF
#include <sys/soundcard.h>
#include <sys/ioctl.h>
int main (int argc, char *argv[]) { int a=0; ioctl(0, SNDCTL_DSP_SETFMT, &a); }
EOF
compile_binary
}
check_alsa()
{
cat > $TMPC <<EOF
#include <alsa/asoundlib.h>
int main (int argc, char *argv[]) { snd_pcm_open(0, 0, 0, 0); }
EOF
compile_binary "$@"
}
check_sdl()
{
cat > $TMPC <<EOF
#include <SDL.h>
int main (int argc, char *argv[]) { SDL_OpenAudio(0, 0); }
EOF
compile_binary "$@"
}
check_libavcodec()
{
cat > $TMPC <<EOF
#include <libavcodec/avcodec.h>
int main (int argc, char *argv[]) { avcodec_decode_audio3(0, 0, 0, 0); }
EOF
compile_object "$@"
}
check_libchdr()
{
cat > $TMPC <<EOF
#include <libchdr/chd.h>
int main (int argc, char *argv[]) { chd_open("", 0, NULL, NULL); }
EOF
compile_object "$@"
}
test -n "$SDL_CONFIG" || SDL_CONFIG="$(ls $SYSROOT/*bin*/sdl-config 2>/dev/null | grep /bin/sdl-config | head -n 1)"
test -n "$SDL_CONFIG" || SDL_CONFIG="$(ls $SYSROOT/*/*bin*/sdl-config 2>/dev/null | grep /bin/sdl-config | head -n 1)"
#test -n "$SDL_CONFIG" || SDL_CONFIG="$(ls $SYSROOT/*bin*/sdl2-config 2>/dev/null | grep /bin/sdl2-config | head -n 1)"
#test -n "$SDL_CONFIG" || SDL_CONFIG="$(ls $SYSROOT/*/*bin*/sdl2-config 2>/dev/null | grep /bin/sdl2-config | head -n 1)"
SDLVERSION=sdl && echo $SDL_CONFIG | grep -q sdl2 && SDLVERSION=sdl2
test -n "$SDL_CONFIG" || SDL_CONFIG=false
MAIN_LDLIBS="$LDLIBS -lm"
check_zlib -lz && MAIN_LDLIBS="$MAIN_LDLIBS -lz" || need_zlib="yes"
MAIN_LDLIBS="-lpng $MAIN_LDLIBS"
check_libpng || fail "please install libpng (libpng-dev)"
case "$have_libavcodec" in
y|Y|yes)
if check_libavcodec; then
have_libavcodec="yes"
need_dl=yes
else
have_libavcodec="no"
fi ;;
*) have_libavcodec="no" ;;
esac
#if check_libchdr; then
# have_libchdr="yes"
# MAIN_LDLIBS="-lchdr $MAIN_LDLIBS"
#fi
# find what audio support we can compile
if [ "x$sound_drivers" = "x" ]; then
if check_oss; then sound_drivers="$sound_drivers oss"; fi
if check_alsa -lasound; then
sound_drivers="$sound_drivers alsa"
MAIN_LDLIBS="-lasound $MAIN_LDLIBS"
fi
if [ "$need_sdl" = "yes" ] || check_sdl `$SDL_CONFIG --cflags --libs`; then
sound_drivers="$sound_drivers sdl"
need_sdl="yes"
fi
else
if echo $sound_drivers | grep -q "\<oss\>"; then
check_oss || fail "oss support is missing"
fi
if echo $sound_drivers | grep -q "\<alsa\>"; then
MAIN_LDLIBS="-lasound $MAIN_LDLIBS"
check_alsa -lasound || fail "please install libasound2-dev"
fi
fi
if [ "$need_sdl" = "yes" ]; then
[ -x "$SDL_CONFIG" ] || \
fail "sdl-config is missing; please install libsdl (libsdl1.2-dev)"
CFLAGS="$CFLAGS `$SDL_CONFIG --cflags`"
MAIN_LDLIBS="`$SDL_CONFIG --libs` $MAIN_LDLIBS"
SYSLIBS="$SYSLIBS -ldl"
need_dl=yes
check_sdl `$SDL_CONFIG --libs` || fail "please install libsdl (libsdl1.2-dev)"
if [ "$SDLVERSION" = "sdl2" ]; then
CFLAGS="$CFLAGS -D__USE_SDL2__"
fi
fi
# add -ldl if needed
if [ "$need_dl" = "yes" ]; then
case "$MAIN_LDLIBS" in
*"-ldl"*) ;;
*) MAIN_LDLIBS="$MAIN_LDLIBS -ldl" ;;
esac
fi
if check_option -Wno-unused_result; then
CFLAGS="$CFLAGS -Wno-unused-result"
fi
# set things that failed to autodetect to "no"
test "x$have_armv6" != "x" || have_armv6="no"
test "x$have_armv7" != "x" || have_armv7="no"
test "x$have_libavcodec" != "x" || have_libavcodec="no"
test "x$have_libchdr" != "x" || have_libchdr="no"
echo "architecture $ARCH"
echo "platform $platform"
echo "sound drivers $sound_drivers"
echo "C compiler $CC"
echo "C compiler flags $MFLAGS $CFLAGS"
echo "libraries $MAIN_LDLIBS"
echo "linker flags $LDFLAGS"
echo "libavcodec (mp3) $have_libavcodec"
#echo "libchdr $have_libchdr"
# echo "ARMv7 optimizations $have_armv7"
echo "# Automatically generated by configure" > $config_mak
printf "# Configured with:" >> $config_mak
printf " '%s'" "$0" "$@" >> $config_mak
echo >> $config_mak
echo "CC = $CC" >> $config_mak
echo "CXX = $CXX" >> $config_mak
echo "AS = $AS" >> $config_mak
echo "STRIP = $STRIP" >> $config_mak
echo "LD = $LD" >> $config_mak
echo "CFLAGS += $MFLAGS $CFLAGS" >> $config_mak
echo "ASFLAGS += $MFLAGS $ASFLAGS" >> $config_mak
echo "LDFLAGS += $LDFLAGS" >> $config_mak
echo "LDLIBS += $MAIN_LDLIBS" >> $config_mak
echo >> $config_mak
echo "ARCH = $ARCH" >> $config_mak
echo "PLATFORM = $platform" >> $config_mak
echo "SOUND_DRIVERS = $sound_drivers" >> $config_mak
if [ "$have_gles" = "yes" ]; then
echo "HAVE_GLES = 1" >> $config_mak
fi
if [ "$have_libavcodec" = "yes" ]; then
echo "HAVE_LIBAVCODEC = 1" >> $config_mak
fi
if [ "$have_libchdr" = "yes" ]; then
echo "HAVE_LIBCHDR = 1" >> $config_mak
fi
if [ "$need_zlib" = "yes" ]; then
echo "PLATFORM_ZLIB = 1" >> $config_mak
fi
if [ "$ARCH" = "arm" -a "$have_armv6" != "yes" -a "$have_armv7" != "yes" ]; then
# pass info to cyclone not to use newer arm arch instructions
echo "HAVE_ARMv6 = 0" >> $config_mak
fi
# GP2X toolchains are too old for UAL asm,
# so add this here to not litter main Makefile
#if [ "$platform" = "gp2x" ]; then
# echo >> $config_mak
# echo '%.o: %.S' >> $config_mak
# echo ' $(CC) $(CFLAGS) -E -c $^ -o /tmp/$(notdir $@).s' >> $config_mak
# echo ' $(AS) $(ASFLAGS) /tmp/$(notdir $@).s -o $@' >> $config_mak
#fi
# use pandora's skin (for now)
test -e skin || ln -s platform/pandora/skin skin
# vim:shiftwidth=2:expandtab