#!/bin/sh # # Some things this script could/should do when finished # # * detect whether it's a GNU compiler or not (for compiler settings) # * command line options to... # - override the host settings (for cross compiles # - whether to do a debug build (with -g) or an optimized build (-O3 etc.) # * detect whether the chosen backend is available (e.g. call sdl2-config) # * .... # use environment vars if set CXXFLAGS="$CXXFLAGS $CPPFLAGS" # default lib behaviour yes/no/auto _libpng=auto # default option behaviour yes/no _build_windowed=yes _build_sound=yes _build_debugger=yes _build_joystick=yes _build_cheats=yes _build_static=no _build_profile=no # more defaults _ranlib=ranlib _install=install _ar="ar cru" _strip=strip _mkdir="mkdir -p" _echo=printf _cat=cat _rm="rm -f" _rm_rec="$_rm -r" _zip="zip -q" _cp=cp _windowspath="" _sdlconfig=sdl2-config _sdlpath="$PATH" _prefix=/usr/local _srcdir=`dirname $0` # TODO: We should really use mktemp(1) to determine a random tmp file name. # However, that tool might not be available everywhere. TMPO=${_srcdir}/stella-conf TMPC=${TMPO}.cxx TMPLOG=${_srcdir}/config.log # For cross compiling _host="" _host_cpu="" _host_vendor="" _host_os="" _host_prefix="" cc_check() { echo >> "$TMPLOG" cat "$TMPC" >> "$TMPLOG" echo >> "$TMPLOG" echo "$CXX $TMPC $CXXFLAGS $LDFLAGS -o $TMPO$EXEEXT $@" >> "$TMPLOG" rm -f "$TMPO$EXEEXT" ( $CXX "$TMPC" $CXXFLAGS $LDFLAGS -o "$TMPO$EXEEXT" "$@" ) >> "$TMPLOG" 2>&1 TMP="$?" echo >> "$TMPLOG" return "$TMP" } cc_check_define() { cat > $TMPC << EOF int main(void) { #ifndef $1 syntax error #endif return 0; } EOF cc_check -c return $? } echocheck () { echo_n "Checking for $@... " } # # Check whether the given command is a working C++ compiler # test_compiler () { cat <tmp_cxx_compiler.cpp #include class Foo { int a; }; int main(int argc, char* argv[]) { std::shared_ptr a = std::make_shared(); return 0; } EOF if test -n "$_host"; then # In cross-compiling mode, we cannot run the result eval "$1 $CXXFLAGS $LDFLAGS -o tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp 2> /dev/null" && rm -f tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp else eval "$1 $CXXFLAGS $LDFLAGS -o tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp 2> /dev/null" && eval "./tmp_cxx_compiler 2> /dev/null" && rm -f tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp fi } # Add a line of data to config.mk. add_line_to_config_mk() { _config_mk_data="$_config_mk_data"' '"$1" } # # Determine sdl2-config # # TODO: small bit of code to test sdl useability find_sdlconfig() { echo_n "Looking for sdl2-config... " sdlconfigs="$_sdlconfig" _sdlconfig= IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="$SEPARATOR" done=0 for path_dir in $_sdlpath; do #reset separator to parse sdlconfigs IFS=":" for sdlconfig in $sdlconfigs; do if test -x "$path_dir/$sdlconfig" ; then _sdlconfig="$path_dir/$sdlconfig" done=1 break fi done if test $done -eq 1 ; then echo $_sdlconfig break fi done IFS="$ac_save_ifs" if test -z "$_sdlconfig"; then echo "none found!" exit 1 fi } # # Function to provide echo -n for bourne shells that don't have it # echo_n() { printf "$@" } # # Greet user # echo "Running Stella configure..." echo "Configure run on" `date` > $TMPLOG # # Check any parameters we received # for parm in "$@" ; do if test "$parm" = "--help" || test "$parm" = "-help" || test "$parm" = "-h" ; then cat << EOF Usage: $0 [OPTIONS]... Configuration: -h, --help display this help and exit Installation directories: --prefix=DIR use this prefix for installing stella [/usr/local] --bindir=DIR directory to install the stella binary [PREFIX/bin] --docdir=DIR directory to install documentation [PREFIX/share/doc/stella] --datadir=DIR directory to install icons/data files [PREFIX/share] Optional Features: --enable-sound enable/disable sound support [enabled] --disable-sound --enable-debugger enable/disable all debugger options [disabled] --disable-debugger --enable-joystick enable/disable joystick support [enabled] --disable-joystick --enable-cheats enable/disable cheatcode support [enabled] --disable-cheats --enable-windowed enable/disable windowed rendering modes [enabled] --disable-windowed --enable-shared build shared binary [enabled] --enable-static build static binary (if possible) [disabled] --disable-static --enable-profile build binary with profiling info [disabled] --disable-profile --force-builtin-libpng force use of built-in libpng library [auto] Optional Libraries: --with-sdl-prefix=DIR Prefix where the sdl2-config script is installed (optional) --with-libpng-prefix=DIR Prefix where libpng is installed (optional) --with-zlib-prefix=DIR Prefix where zlib is installed (optional) Some influential environment variables: LDFLAGS linker flags, e.g. -L if you have libraries in a nonstandard directory CXX C++ compiler command CXXFLAGS C++ compiler flags CPPFLAGS C++ preprocessor flags, e.g. -I if you have headers in a nonstandard directory EOF exit 0 fi done # for parm in ... for ac_option in $@; do case "$ac_option" in --enable-sound) _build_sound=yes ;; --disable-sound) _build_sound=no ;; --enable-debugger) _build_debugger=yes ;; --disable-debugger) _build_debugger=no ;; --enable-joystick) _build_joystick=yes ;; --disable-joystick) _build_joystick=no ;; --enable-cheats) _build_cheats=yes ;; --disable-cheats) _build_cheats=no ;; --enable-windowed) _build_windowed=yes ;; --disable-windowed) _build_windowed=no ;; --enable-shared) _build_static=no ;; --enable-static) _build_static=yes ;; --disable-static) _build_static=no ;; --enable-profile) _build_profile=yes ;; --disable-profile) _build_profile=no ;; --force-builtin-libpng) _libpng=no ;; --with-sdl-prefix=*) arg=`echo $ac_option | cut -d '=' -f 2` _sdlpath="$arg:$arg/bin" ;; --with-libpng-prefix=*) _prefix=`echo $ac_option | cut -d '=' -f 2` LIBPNG_CFLAGS="-I$_prefix/include" LIBPNG_LIBS="-L$_prefix/lib" ;; --with-zlib-prefix=*) _prefix=`echo $ac_option | cut -d '=' -f 2` ZLIB_CFLAGS="-I$_prefix/include" ZLIB_LIBS="-L$_prefix/lib" ;; --host=*) _host=`echo $ac_option | cut -d '=' -f 2` ;; --prefix=*) _prefix=`echo $ac_option | cut -d '=' -f 2` ;; --bindir=*) _bindir=`echo $ac_option | cut -d '=' -f 2` ;; --docdir=*) _docdir=`echo $ac_option | cut -d '=' -f 2` ;; --datadir=*) _datadir=`echo $ac_option | cut -d '=' -f 2` ;; *) echo "warning: unrecognised option: $ac_option" ;; esac; done; CXXFLAGS="$CXXFLAGS $DEBFLAGS" case $_host in #linupy) # _host_os=linux # _host_cpu=arm # ;; #arm-riscos-aof) # _host_os=riscos # _host_cpu=arm # ;; #ppc-amigaos) # _host_os=amigaos # _host_cpu=ppc # ;; gp2x) _host_os=gp2x _host_cpu=arm _host_prefix=arm-open2x-linux ;; mingw32-cross) _host_os=mingw32msvc _host_cpu=i386 _host_prefix=i386-mingw32msvc ;; *) guessed_host=`$_srcdir/config.guess` _host_cpu=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` _host_os=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` _host_vendor=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` ;; esac # # Determine extension used for executables # case $_host_os in mingw* | cygwin* |os2-emx*) EXEEXT=".exe" ;; arm-riscos-aof) EXEEXT=",ff8" ;; psp) EXEEXT=".elf" ;; gp2x) EXEEXT="" ;; *) EXEEXT="" ;; esac # # Determine separator used for $PATH # case $_host_os in os2-emx* ) SEPARATOR=";" ;; * ) SEPARATOR=":" ;; esac # # Determine the C++ compiler # echo_n "Looking for C++ compiler... " if test -n "$CXX"; then echo $CXX else if test -n "$_host"; then compilers="$_host_prefix-g++ $_host_prefix-c++ $_host_cpu-$_host_os-g++ $_host_cpu-$_host_os-c++" else compilers="g++ c++" fi for compiler in $compilers; do if test_compiler "$compiler -std=c++14"; then CXX=$compiler echo $CXX break fi done if test -z "$CXX"; then echo "none found!" exit 1 fi fi # # Determine the compiler version echocheck "compiler version" have_clang=no cc_check_define __clang_version__ && have_clang=yes if test $have_clang = no; then cc_check_define __clang__ && have_clang=yes fi have_gcc=no cc_check_define __GNUC__ && have_gcc=yes if test "$have_clang" = yes; then clang_minor=$( $CXX -dM -E -x c /dev/null | grep __clang_minor__ | sed -E 's/.* ([0-9]+).*/\1/' ) clang_patch=$( $CXX -dM -E -x c /dev/null | grep __clang_patchlevel__ | sed -E 's/.* ([0-9]+).*/\1/' ) clang_major=$( $CXX -dM -E -x c /dev/null | grep __clang_major__ | sed -E 's/.* ([0-9]+).*/\1/' ) cxx_version="$clang_major.$clang_minor.$clang_patch" is_xcode=$( $CXX -dM -E -x c /dev/null | grep __apple_build_version__ ) # Need at least version 8 if test -n "$is_xcode"; then cxx_name="XCode $cxx_version" if test $clang_major -ge 8; then cxx_version="$cxx_version, ok" cxx_verc_fail=no else cxx_version="$cxx_version, bad" cxx_verc_fail=yes fi else # Need at least version 3.5 if [ $clang_major -ge 4 ] || [ $clang_major -eq 3 -a $clang_minor -ge 5 ]; then cxx_version="$cxx_version, ok" cxx_verc_fail=no else cxx_version="$cxx_version, bad" cxx_verc_fail=yes fi # Only clang >= 5.0 supports extra warnings if [ $clang_major -ge 5 ]; then _make_def_CLANG_WARNINGS='CLANG_WARNINGS = 1' fi fi CXXFLAGS="$CXXFLAGS" _make_def_HAVE_GCC3='HAVE_GCC3 = 1' add_line_to_config_mk 'CXX_UPDATE_DEP_FLAG = -MMD -MF "$(*D)/$(DEPDIR)/$(*F).d" -MQ "$@" -MP' _make_def_HAVE_GCC='HAVE_GCC = 1' echo "$cxx_version" elif test "$have_gcc" = yes; then cxx_name=`( $cc -v ) 2>&1 | tail -n 1 | cut -d ' ' -f 1` cxx_version=`( $CXX -dumpversion ) 2>&1` if test "$?" -gt 0; then cxx_version="not found" fi case $cxx_version in 4.[7-9]|4.[7-9].[0-9]|4.[7-9].[0-9][-.]*|[5-9]|[5-9].[0-9]|[5-9].[0-9].[0-9]|[5-9].[0-9].[0-9][-.]*) _cxx_major=`echo $cxx_version | cut -d '.' -f 1` _cxx_minor=`echo $cxx_version | cut -d '.' -f 2` cxx_version="$cxx_version, ok" cxx_verc_fail=no ;; 'not found') cxx_verc_fail=yes ;; *) cxx_version="$cxx_version, bad" cxx_verc_fail=yes ;; esac CXXFLAGS="$CXXFLAGS" _make_def_HAVE_GCC3='HAVE_GCC3 = 1' add_line_to_config_mk 'CXX_UPDATE_DEP_FLAG = -MMD -MF "$(*D)/$(DEPDIR)/$(*F).d" -MQ "$@" -MP' _make_def_HAVE_GCC='HAVE_GCC = 1' echo "$cxx_version" else cxx_version=`( $CXX -version ) 2>&1` if test "$?" -eq 0; then cxx_version="`echo "${cxx_version}" | sed -ne 's/^.*[^0-9]\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\).*$/\1/gp'`" if test -z "${cxx_version}"; then cxx_version="not found" cxx_verc_fail=yes fi echo non-gcc compiler version ${cxx_version} else cxx_version="not found" cxx_verc_fail=yes echo found non-gcc compiler version ${cxx_version} fi CXXFLAGS="$CXXFLAGS" case $_host_os in irix*) case $cxx_version in 7.4.4*) # We just assume this is SGI MIPSpro _cxx_major=7 _cxx_minor=4 cxx_verc_fail=no add_line_to_config_mk 'CXX_UPDATE_DEP_FLAG = -MDupdate "$(*D)/$(DEPDIR)/$(*F).d"' add_line_to_config_mk '-include Makedepend' ;; *) cxx_version="$cxx_version, bad" cxx_verc_fail=yes ;; esac ;; *) cxx_version="$cxx_version, bad" cxx_verc_fail=yes ;; esac fi if test "$cxx_verc_fail" = yes ; then echo echo "The version of your compiler is not supported at this time" echo "Please ensure you are using GCC 5.0 / Clang 3.8 or above" exit 1 fi # # Do CXXFLAGS now we know the compiler version # if test -n "$_host"; then # Cross-compiling mode - add your target here if needed case "$_host" in mingw32-cross) echo "Cross-compiling for Windows using MinGW." DEFINES="$DEFINES -DWIN32" _host_os=win32 ;; *) echo "Cross-compiling to unknown target, please add your target to configure." exit 1 ;; esac else # # Determine build settings # # TODO - also add an command line option to override this?!? echo_n "Checking hosttype... " echo $_host_os case $_host_os in linux* | openbsd* | freebsd* | kfreebsd* | netbsd* | bsd* | gnu0.* | sunos* | hpux* | beos*) DEFINES="$DEFINES -DUNIX" _host_os=unix ;; darwin*) DEFINES="$DEFINES -DUNIX -DDARWIN" _host_os=darwin ;; irix*) DEFINES="$DEFINES -DUNIX" _ranlib=: _host_os=unix ;; mingw*) DEFINES="$DEFINES -DWIN32" _host_os=win32 ;; cygwin*) DEFINES="$DEFINES -mno-cygwin -DWIN32" LIBS="$LIBS -mno-cygwin -lmingw32 -lwinmm" _host_os=win32 ;; os2*) DEFINES="$DEFINES -DUNIX -DOS2" _host_os=unix ;; # given this is a shell script assume some type of unix *) echo "WARNING: could not establish system type, assuming unix like" DEFINES="$DEFINES -DUNIX" ;; esac fi # Cross-compilers use their own commands for the following functions if test -n "$_host_prefix"; then _strip="$_host_prefix-$_strip" fi # # Check for libpng # echocheck "libpng" if test "$_libpng" = auto ; then _libpng=no cat > $TMPC << EOF #include #include int main(void) { return printf("%s\n", PNG_HEADER_VERSION_STRING); } EOF cc_check $LDFLAGS $CXXFLAGS $LIBPNG_CFLAGS $LIBPNG_LIBS `pkg-config --libs libpng` && _libpng=yes fi if test "$_libpng" = yes ; then _zlib=auto echo "$_libpng" else echo "none found, using built-in version" fi # # Check for ZLib # if test "$_zlib" = auto ; then echocheck "zlib" _zlib=no cat > $TMPC << EOF #include #include int main(void) { return strcmp(ZLIB_VERSION, zlibVersion()); } EOF cc_check $LDFLAGS $CXXFLAGS $ZLIB_CFLAGS $ZLIB_LIBS -lz && _zlib=yes if test "$_zlib" = yes ; then echo "$_zlib" else echo "zlib missing" exit 1 fi fi # # figure out installation directories # test -z "$_bindir" && _bindir="$_prefix/bin" test -z "$_docdir" && _docdir="$_prefix/share/doc/stella" test -z "$_datadir" && _datadir="$_prefix/share" echo echo_n "Summary:" echo if test "$_build_sound" = "yes" ; then echo_n " Sound support enabled" echo else echo_n " Sound support disabled" echo fi if test "$_build_debugger" = "yes" ; then echo_n " Debugger support enabled" echo else echo_n " Debugger support disabled" echo fi if test "$_build_joystick" = yes ; then echo_n " Joystick support enabled" echo else echo_n " Joystick support disabled" echo fi if test "$_build_cheats" = yes ; then echo_n " Cheatcode support enabled" echo else echo_n " Cheatcode support disabled" echo fi if test "$_build_windowed" = "yes" ; then echo_n " Windowed rendering modes enabled" echo else echo_n " Windowed rendering modes disabled" echo fi if test "$_build_static" = yes ; then echo_n " Static binary enabled" echo else echo_n " Static binary disabled" echo fi if test "$_build_profile" = yes ; then echo_n " Profiling enabled" echo else echo_n " Profiling disabled" echo fi # # Now, add the appropriate defines/libraries/headers # echo find_sdlconfig SRC="src" CORE="$SRC/emucore" COMMON="$SRC/common" TIA="$SRC/emucore/tia" TIA_FRAME_MANAGER="$SRC/emucore/tia/frame-manager" TV="$SRC/common/tv_filters" GUI="$SRC/gui" DBG="$SRC/debugger" DBGGUI="$SRC/debugger/gui" YACC="$SRC/yacc" CHEAT="$SRC/cheat" LIBPNG="$SRC/libpng" ZLIB="$SRC/zlib" INCLUDES="-I$CORE -I$COMMON -I$TV -I$GUI -I$TIA -I$TIA_FRAME_MANAGER" INCLUDES="$INCLUDES `$_sdlconfig --cflags`" if test "$_build_static" = yes ; then _sdl_conf_libs="--static-libs" LDFLAGS="-static $LDFLAGS" else _sdl_conf_libs="--libs" fi LIBS="$LIBS `$_sdlconfig $_sdl_conf_libs`" LD=$CXX case $_host_os in unix) DEFINES="$DEFINES -DBSPF_UNIX" MODULES="$MODULES $SRC/unix" INCLUDES="$INCLUDES -I$SRC/unix" ;; darwin) DEFINES="$DEFINES -DBSPF_UNIX -DMACOS_KEYS" MODULES="$MODULES $SRC/unix" INCLUDES="$INCLUDES -I$SRC/unix" ;; win32) DEFINES="$DEFINES -DBSPF_WINDOWS" MODULES="$MODULES $SRC/windows" INCLUDES="$INCLUDES -I$SRC/windows" LIBS="$LIBS -lmingw32 -lwinmm" ;; *) echo "WARNING: host system not currently supported" exit ;; esac if test "$_libpng" = yes ; then LIBS="$LIBS -lpng" else MODULES="$MODULES $LIBPNG" INCLUDES="$INCLUDES -I$LIBPNG" fi if test "$_zlib" = yes ; then LIBS="$LIBS -lz" else MODULES="$MODULES $ZLIB" INCLUDES="$INCLUDES -I$ZLIB" fi if test "$_build_windowed" = yes ; then DEFINES="$DEFINES -DWINDOWED_SUPPORT" fi if test "$_build_sound" = yes ; then DEFINES="$DEFINES -DSOUND_SUPPORT" fi if test "$_build_debugger" = yes ; then DEFINES="$DEFINES -DDEBUGGER_SUPPORT" MODULES="$MODULES $DBG $DBGGUI $YACC" INCLUDES="$INCLUDES -I$DBG -I$DBGGUI -I$YACC" fi if test "$_build_joystick" = yes ; then DEFINES="$DEFINES -DJOYSTICK_SUPPORT" fi if test "$_build_cheats" = yes ; then DEFINES="$DEFINES -DCHEATCODE_SUPPORT" MODULES="$MODULES $CHEAT" INCLUDES="$INCLUDES -I$CHEAT" fi if test "$_build_profile" = no ; then _build_profile= fi echo "Creating config.mak" cat > config.mak << EOF # -------- Generated by configure ----------- CXX := $CXX CXXFLAGS := $CXXFLAGS LD := $LD LIBS += $LIBS RANLIB := $_ranlib INSTALL := $_install AR := $_ar MKDIR := $_mkdir ECHO := $_echo CAT := $_cat RM := $_rm RM_REC := $_rm_rec ZIP := $_zip CP := $_cp WINDOWSPATH=$_windowspath STRIP := $_strip MODULES += $MODULES MODULE_DIRS += $MODULE_DIRS EXEEXT := $EXEEXT PREFIX := $_prefix BINDIR := $_bindir DOCDIR := $_docdir DATADIR := $_datadir PROFILE := $_build_profile $_make_def_HAVE_GCC $_make_def_HAVE_GCC3 $_make_def_CLANG_WARNINGS INCLUDES += $INCLUDES OBJS += $OBJS DEFINES += $DEFINES LDFLAGS += $LDFLAGS $_config_mk_data EOF # This should be taken care of elsewhere, but I'm not sure where rm -f stella-conf* if test "$_host_os" = darwin; then cat <