| #!/bin/sh |
| # we are no longer lazy. |
| |
| # this script respects both CFLAGS and CFLAGS_CMDLINE, |
| # as well as both LDFLAGS and LDFLAGS_CMDLINE, however |
| # the latter variable of each pair should be preferred. |
| |
| usage() |
| { |
| cat config.usage |
| exit $? |
| } |
| |
| error_msg() |
| { |
| echo $@ >&2 |
| } |
| |
| |
| init_vars() |
| { |
| mb_project_dir=$(cd `dirname $0` ; pwd) |
| mb_pwd=`pwd` |
| |
| if [ x"$mb_config" = x ]; then |
| . $mb_project_dir/config.project || exit 2 |
| else |
| . "$mb_config" || exit 2 |
| fi |
| |
| # dirs |
| mb_prefix=$PREFIX |
| mb_bindir=$BINDIR |
| mb_libdir=$LIBDIR |
| mb_includedir=$INCLUDEDIR |
| mb_syslibdir=$LIBDIR |
| mb_mandir=$MANDIR |
| mb_docdir=$DOCDIR |
| mb_libexecdir=$LIBEXECDIR |
| |
| |
| # build |
| mb_build=$BUILD |
| mb_host=$HOST |
| mb_target=$TARGET |
| mb_arch=$ARCH |
| mb_toolchain=$TOOLCHAIN |
| mb_sysroot=$SYSROOT |
| mb_cross_compile=$CROSS_COMPILE |
| mb_shell=$SHELL |
| |
| # switches |
| mb_cflags=$CFLAGS |
| mb_cflags_debug=$CFLAGS_DEBUG |
| mb_cflags_common=$CFLAGS_COMMON |
| mb_cflags_cmdline=$CFLAGS_CMDLINE |
| mb_cflags_config=$CFLAGS_CONFIG |
| mb_cflags_sysroot=$CFLAGS_SYSROOT |
| mb_cflags_path=$CFLAGS_PATH |
| |
| mb_ldflags=$LDFLAGS |
| mb_ldflags_debug=$LDFLAGS_DEBUG |
| mb_ldflags_common=$LDFLAGS_COMMON |
| mb_ldflags_cmdline=$LDFLAGS_CMDLINE |
| mb_ldflags_config=$LDFLAGS_CONFIG |
| mb_ldflags_sysroot=$LDFLAGS_SYSROOT |
| mb_ldflags_path=$LDFLAGS_PATH |
| |
| mb_pe_subsystem=$PE_SUBSYSTEM |
| mb_pe_image_base=$PE_IMAGE_BASE |
| mb_pe_config_defs=$PE_CONFIG_DEFS |
| |
| mb_elf_eh_frame=$ELF_EH_FRAME |
| mb_elf_hash_style=$ELF_HASH_STYLE |
| mb_elf_config_defs=$ELF_CONFIG_DEFS |
| |
| # overrides |
| mb_native_cc=$NATIVE_CC |
| mb_native_os=$NATIVE_OS |
| mb_native_os_bits=$NATIVE_OS_BITS |
| mb_native_os_underscore=$NATIVE_OS_UNDERSCORE |
| |
| mb_user_cc=$CC |
| mb_user_cpp=$CPP |
| mb_user_cxx=$CXX |
| } |
| |
| |
| verify_build_directory() |
| { |
| if [ x"$mb_project_dir" = x"$mb_pwd" ]; then |
| if [ x"$mb_require_out_of_tree" = xyes ]; then |
| error_msg "$mb_package: out-of-tree builds are required." |
| error_msg "please invoke configure again from a clean build directory." |
| exit 2 |
| else |
| mb_project_dir='.' |
| fi |
| fi |
| } |
| |
| |
| common_defaults() |
| { |
| # dirs |
| [ -z "$mb_prefix" ] && mb_prefix=$mb_default_prefix |
| [ -z "$mb_bindir" ] && mb_bindir=$mb_default_bindir |
| [ -z "$mb_libdir" ] && mb_libdir=$mb_default_libdir |
| [ -z "$mb_includedir" ] && mb_includedir=$mb_default_includedir |
| [ -z "$mb_syslibdir" ] && mb_syslibdir=$mb_default_syslibdir |
| [ -z "$mb_mandir" ] && mb_mandir=$mb_default_mandir |
| [ -z "$mb_docdir" ] && mb_docdir=$mb_default_docdir |
| [ -z "$mb_libexecdir" ] && mb_libexecdir=$mb_default_libexecdir |
| |
| # build |
| [ -z "$mb_build" ] && mb_build=$mb_default_build |
| [ -z "$mb_host" ] && mb_host=$mb_default_host |
| [ -z "$mb_target" ] && mb_target=$mb_default_target |
| [ -z "$mb_arch" ] && mb_arch=$mb_default_arch |
| [ -z "$mb_toolchain" ] && mb_toolchain=$mb_default_toolchain |
| [ -z "$mb_sysroot" ] && mb_sysroot=$mb_default_sysroot |
| [ -z "$mb_cross_compile" ] && mb_cross_compile=$mb_default_cross_compile |
| [ -z "$mb_shell" ] && mb_shell=$mb_default_shell |
| |
| # switches |
| [ -z "$mb_cflags_debug" ] && mb_cflags_debug=$mb_default_cflags_debug |
| [ -z "$mb_cflags_common" ] && mb_cflags_common=$mb_default_cflags_common |
| [ -z "$mb_cflags_cmdline" ] && mb_cflags_cmdline=$mb_default_cflags_cmdline |
| [ -z "$mb_cflags_config" ] && mb_cflags_config=$mb_default_cflags_config |
| [ -z "$mb_cflags_sysroot" ] && mb_cflags_sysroot=$mb_default_cflags_sysroot |
| [ -z "$mb_cflags_path" ] && mb_cflags_path=$mb_default_cflags_path |
| |
| [ -z "$mb_ldflags_debug" ] && mb_ldflags_debug=$mb_default_ldflags_debug |
| [ -z "$mb_ldflags_common" ] && mb_ldflags_common=$mb_default_ldflags_common |
| [ -z "$mb_ldflags_cmdline" ] && mb_ldflags_cmdline=$mb_default_ldflags_cmdline |
| [ -z "$mb_ldflags_config" ] && mb_ldflags_config=$mb_default_ldflags_config |
| [ -z "$mb_ldflags_sysroot" ] && mb_ldflags_sysroot=$mb_default_ldflags_sysroot |
| [ -z "$mb_ldflags_path" ] && mb_ldflags_path=$mb_default_ldflags_path |
| |
| [ -z "$mb_pe_subsystem" ] && mb_pe_subsystem=$mb_default_pe_subsystem |
| [ -z "$mb_pe_image_base" ] && mb_pe_image_base=$mb_default_pe_image_base |
| [ -z "$mb_pe_config_defs" ] && mb_pe_config_defs=$mb_default_pe_config_defs |
| |
| [ -z "$mb_elf_eh_frame" ] && mb_elf_eh_frame=$mb_default_elf_eh_frame |
| [ -z "$mb_elf_hash_style" ] && mb_elf_hash_style=$mb_default_elf_hash_style |
| [ -z "$mb_elf_config_defs" ] && mb_elf_config_defs=$mb_default_elf_config_defs |
| |
| # host/target |
| [ -z "$mb_host" ] && mb_host=$mb_target |
| [ -z "$mb_target" ] && mb_target=$mb_host |
| |
| # sysroot |
| if [ x"$mb_sysroot" != x ]; then |
| if [ x"$mb_cflags_sysroot" = x ]; then |
| mb_cflags_sysroot="--sysroot=$mb_sysroot" |
| fi |
| |
| if [ x"$mb_ldflags_sysroot" = x ]; then |
| mb_ldflags_sysroot="-Wl,--sysroot,$mb_sysroot" |
| fi |
| fi |
| |
| # debug |
| if [ x"$mb_debug" = xyes ]; then |
| if [ x"$mb_cflags_debug" = x ]; then |
| mb_cflags_debug='-g3 -O0' |
| fi |
| fi |
| |
| # toolchain |
| if [ x"$mb_toolchain" != x ]; then |
| if [ x"$mb_native_cc" = x ]; then |
| mb_native_cc=$mb_toolchain |
| fi |
| fi |
| } |
| |
| |
| native_defaults() |
| { |
| # CC (when set, must be valid) |
| if [ x"$CC" != x ]; then |
| $CC -dM -E - < /dev/null > /dev/null || exit 2 |
| fi |
| |
| # toolchain |
| [ -z "$mb_native_cc" ] && mb_native_cc=$CC |
| [ -z "$mb_native_cc" ] && mb_native_cc='cc' |
| $mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc= |
| |
| [ -z "$mb_native_cc" ] && mb_native_cc='gcc' |
| $mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc= |
| |
| [ -z "$mb_native_cc" ] && mb_native_cc='clang' |
| $mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc= |
| |
| [ -z "$mb_native_cc" ] && mb_native_cc='cparser' |
| $mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc= |
| |
| if [ x"$mb_native_cc" = x ]; then |
| error_msg "config error: could not find a working native compiler." |
| exit 2 |
| fi |
| |
| if [ x"$mb_toolchain" = x ]; then |
| $mb_native_cc -dM -E - < /dev/null | grep '__clang__' > /dev/null && mb_toolchain='clang' |
| fi |
| |
| if [ x"$mb_toolchain" = x ]; then |
| $mb_native_cc -dM -E - < /dev/null | grep '__GCC' > /dev/null && mb_toolchain='gcc' |
| fi |
| |
| if [ x"$mb_toolchain" = x ]; then |
| $mb_native_cc -dM -E - < /dev/null | grep '__CPARSER__' > /dev/null && mb_toolchain='cparser' |
| fi |
| |
| if [ x"$mb_toolchain" = x ]; then |
| error_msg "config error: could not identify the native compiler." |
| exit 2 |
| fi |
| |
| |
| # host |
| if [ x"$mb_host" = x ]; then |
| mb_host='native' |
| fi |
| |
| |
| # target |
| if [ x"$mb_target" = x ]; then |
| mb_target='native' |
| fi |
| |
| |
| # os |
| mb_native_os=`uname | tr '[:upper:]' '[:lower:]'` |
| |
| mb_native_os_sizeof_pointer=`$mb_native_cc -dM -E - < /dev/null \ |
| | grep __SIZEOF_POINTER__ \ |
| | cut -d ' ' -f3` |
| |
| mb_native_os_bits=`expr '8' '*' '0'"$mb_native_os_sizeof_pointer"` |
| |
| if [ $mb_native_os_bits = 32 ]; then |
| mb_native_os_underscore='_' |
| else |
| mb_native_os_underscore='' |
| fi |
| |
| if [ x"$mb_native_os_sizeof_pointer" = x ]; then |
| error_msg "config error: could not determine size of pointer on native system." |
| exit 2 |
| fi |
| |
| [ -z "$mb_native_os" ] && mb_native_os=$mb_native_os |
| [ -z "$mb_native_os_bits" ] && mb_native_os_bits=$mb_native_os_bits |
| [ -z "$mb_native_os_underscore" ] && mb_native_os_underscore=$mb_native_os_underscore |
| } |
| |
| |
| cross_defaults() |
| { |
| if [ x"$mb_cross_compile" = x ] && [ x"$mb_host" != xnative ]; then |
| mb_cross_compile=$mb_host'-' |
| fi |
| } |
| |
| |
| config_copy() |
| { |
| sed -e 's^@package@^'"$mb_package"'^g' \ |
| -e 's^@project_dir@^'"$mb_project_dir"'^g' \ |
| \ |
| -e 's^@build@^'"$mb_build"'^g' \ |
| -e 's^@host@^'"$mb_host"'^g' \ |
| -e 's^@target@^'"$mb_target"'^g' \ |
| -e 's^@arch@^'"$mb_arch"'^g' \ |
| -e 's^@toolchain@^'"$mb_toolchain"'^g' \ |
| -e 's^@sysroot@^'"$mb_sysroot"'^g' \ |
| -e 's^@cross_compile@^'"$mb_cross_compile"'^g' \ |
| -e 's^@shell@^'"$mb_shell"'^g' \ |
| \ |
| -e 's^@cflags@^'"$mb_cflags"'^g' \ |
| -e 's^@cflags_debug@^'"$mb_cflags_debug"'^g' \ |
| -e 's^@cflags_common@^'"$mb_cflags_common"'^g' \ |
| -e 's^@cflags_cmdline@^'"$mb_cflags $mb_cflags_cmdline"'^g' \ |
| -e 's^@cflags_config@^'"$mb_cflags_config"'^g' \ |
| -e 's^@cflags_sysroot@^'"$mb_cflags_sysroot"'^g' \ |
| -e 's^@cflags_path@^'"$mb_cflags_path"'^g' \ |
| \ |
| -e 's^@ldflags@^'"$mb_ldflags"'^g' \ |
| -e 's^@ldflags_debug@^'"$mb_ldflags_debug"'^g' \ |
| -e 's^@ldflags_common@^'"$mb_ldflags_common"'^g' \ |
| -e 's^@ldflags_cmdline@^'"$mb_ldflags $mb_ldflags_cmdline"'^g' \ |
| -e 's^@ldflags_config@^'"$mb_ldflags_config"'^g' \ |
| -e 's^@ldflags_sysroot@^'"$mb_ldflags_sysroot"'^g' \ |
| -e 's^@ldflags_path@^'"$mb_ldflags_path"'^g' \ |
| \ |
| -e 's^@pe_subsystem@^'"$mb_pe_subsystem"'^g' \ |
| -e 's^@pe_image\_base@^'"$mb_pe_image_base"'^g' \ |
| -e 's^@pe_config\_defs@^'"$mb_pe_config_defs"'^g' \ |
| \ |
| -e 's^@elf_eh\_frame@^'"$mb_elf_eh_frame"'^g' \ |
| -e 's^@elf_hash\_style@^'"$mb_elf_hash_style"'^g' \ |
| -e 's^@elf_config\_defs@^'"$mb_elf_config_defs"'^g' \ |
| \ |
| -e 's^@prefix@^'"$mb_prefix"'^g' \ |
| -e 's^@bindir@^'"$mb_bindir"'^g' \ |
| -e 's^@libdir@^'"$mb_libdir"'^g' \ |
| -e 's^@includedir@^'"$mb_includedir"'^g' \ |
| -e 's^@syslibdir@^'"$mb_syslibdir"'^g' \ |
| -e 's^@mandir@^'"$mb_mandir"'^g' \ |
| -e 's^@docdir@^'"$mb_docdir"'^g' \ |
| -e 's^@libexecdir@^'"$mb_libexecdir"'^g' \ |
| \ |
| -e 's^@native_cc@^'"$mb_native_cc"'^g' \ |
| -e 's^@native_os@^'"$mb_native_os"'^g' \ |
| -e 's^@native_os_bits@^'"$mb_native_os_bits"'^g' \ |
| -e 's^@native_os_underscore@^'"$mb_native_os_underscore"'^g' \ |
| \ |
| -e 's^@user_cc@^'"$mb_user_cc"'^g' \ |
| -e 's^@user_cpp@^'"$mb_user_cpp"'^g' \ |
| -e 's^@user_cxx@^'"$mb_user_cxx"'^g' \ |
| $mb_project_dir/Makefile.in > $mb_pwd/Makefile |
| } |
| |
| |
| config_host() |
| { |
| make host.tag && return 0 |
| |
| error_msg "configure was able to generate a Makefile for the selected host," |
| error_msg "however the host-targeting toolchain was found to be missing" |
| error_msg "at least one of the required headers or features." |
| exit 2 |
| } |
| |
| |
| config_status() |
| { |
| printf "\n\n" |
| make .display |
| printf "\nconfiguration completed successfully.\n\n" |
| } |
| |
| # one: init |
| init_vars |
| verify_build_directory |
| |
| |
| # two: args |
| for arg ; do |
| case "$arg" in |
| --help) usage |
| ;; |
| |
| # dirs |
| --prefix=*) |
| mb_prefix=${arg#*=} |
| ;; |
| --bindir=*) |
| mb_bindir=${arg#*=} |
| ;; |
| --libdir=*) |
| mb_libdir=${arg#*=} |
| ;; |
| --includedir=*) |
| mb_includedir=${arg#*=} |
| ;; |
| --syslibdir=*) |
| mb_syslibdir=${arg#*=} |
| ;; |
| --mandir=*) |
| mb_mandir=${arg#*=} |
| ;; |
| --libexecdir=*) |
| mb_libexecdir=${arg#*=} |
| ;; |
| |
| |
| # build |
| --build=*) |
| mb_build=${arg#*=} |
| ;; |
| --host=*) |
| mb_host=${arg#*=} |
| ;; |
| --target=*) |
| mb_target=${arg#*=} |
| ;; |
| --arch=*) |
| mb_arch=${arg#*=} |
| ;; |
| --toolchain=*) |
| mb_toolchain=${arg#*=} |
| ;; |
| --sysroot=*) |
| mb_sysroot=${arg#*=} |
| ;; |
| --cross-compile=*) |
| mb_cross_compile=${arg#*=} |
| ;; |
| --shell=*) |
| mb_shell=${arg#*=} |
| ;; |
| --debug) |
| mb_debug='yes' |
| ;; |
| *) |
| error_msg ${arg#}: "unsupported config argument." |
| exit 2 |
| ;; |
| esac |
| done |
| |
| |
| |
| # three: defaults |
| common_defaults |
| native_defaults |
| cross_defaults |
| |
| |
| |
| # four: config |
| config_copy |
| config_host |
| config_status |
| |
| |
| # all done |
| exit 0 |