X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=configure;h=eeb8d081d34549f5ca2b19f703bbb4e547264e46;hb=c0b60c428a051773dea79426cb4a6a03737ca902;hp=2b82b5e405b67c8930776113132d94e723315e5c;hpb=d02fb3bcf42c05740a47fdfb0d9e5dd8ec24ff37;p=rust.git diff --git a/configure b/configure index 2b82b5e405b..eeb8d081d34 100755 --- a/configure +++ b/configure @@ -1,780 +1,17 @@ #!/bin/sh -# /bin/sh on Solaris is not a POSIX compatible shell, but /usr/bin/bash is. -if [ `uname -s` = 'SunOS' -a "${POSIX_SHELL}" != "true" ]; then - POSIX_SHELL="true" - export POSIX_SHELL - exec /usr/bin/env bash $0 "$@" -fi -unset POSIX_SHELL # clear it so if we invoke other scripts, they run as bash as well +script="$(dirname $0)"/src/bootstrap/configure.py -msg() { - echo "configure: $*" -} - -step_msg() { - msg - msg "$1" - msg -} - -warn() { - echo "configure: WARNING: $1" -} - -err() { - echo "configure: error: $1" - exit 1 -} - -run() { - msg "$@" - "$@" -} - -need_ok() { - if [ $? -ne 0 ] - then - err "$1" - fi -} - -need_cmd() { - if command -v $1 >/dev/null 2>&1 - then msg "found program '$1'" - else err "program '$1' is missing, please install it" - fi -} - -make_dir() { - if [ ! -d $1 ] - then - run mkdir -p $1 - fi -} - -copy_if_changed() { - if cmp -s $1 $2 - then - msg "leaving $2 unchanged" - else - run cp -f $1 $2 - chmod u-w $2 # make copied artifact read-only - fi -} - -move_if_changed() { - if cmp -s $1 $2 - then - msg "leaving $2 unchanged" - else - run mv -f $1 $2 - chmod u-w $2 # make moved artifact read-only - fi -} - -putvar() { - local T - eval T=\$$1 - eval TLEN=\${#$1} - if [ $TLEN -gt 35 ] - then - printf "configure: %-20s := %.35s ...\n" $1 "$T" - else - printf "configure: %-20s := %s %s\n" $1 "$T" "$2" - fi - printf "%-20s := %s\n" $1 "$T" >>config.tmp -} - -putpathvar() { - local T - eval T=\$$1 - eval TLEN=\${#$1} - if [ $TLEN -gt 35 ] - then - printf "configure: %-20s := %.35s ...\n" $1 "$T" - else - printf "configure: %-20s := %s %s\n" $1 "$T" "$2" - fi - if [ -z "$T" ] - then - printf "%-20s := \n" $1 >>config.tmp - else - printf "%-20s := \"%s\"\n" $1 "$T" >>config.tmp - fi -} - -probe() { - local V=$1 +try() { + cmd=$1 shift - local P - local T - for P - do - T=$(command -v $P 2>&1) - if [ $? -eq 0 ] - then - VER0=$($P --version 2>/dev/null \ - | grep -o '[vV]\?[0-9][0-9.][a-z0-9.-]*' | head -1 ) - if [ $? -eq 0 -a "x${VER0}" != "x" ] - then - VER="($VER0)" - else - VER="" - fi - break - else - VER="" - T="" - fi - done - eval $V=\$T - putpathvar $V "$VER" -} - -probe_need() { - probe $* - local V=$1 - shift - eval VV=\$$V - if [ -z "$VV" ] - then - err "$V needed, but unable to find any of: $*" - fi -} - -validate_opt () { - for arg in $CFG_CONFIGURE_ARGS - do - isArgValid=0 - for option in $BOOL_OPTIONS - do - if test --disable-$option = $arg - then - isArgValid=1 - fi - if test --enable-$option = $arg - then - isArgValid=1 - fi - done - for option in $VAL_OPTIONS - do - if echo "$arg" | grep -q -- "--$option=" - then - isArgValid=1 - fi - done - if [ "$arg" = "--help" ] - then - echo - echo "No more help available for Configure options," - echo "check the Wiki or join our IRC channel" - break - else - if test $isArgValid -eq 0 - then - err "Option '$arg' is not recognized" - fi - fi - done -} - -# `valopt OPTION_NAME DEFAULT DOC` extracts a string-valued option -# from command line, using provided default value for the option if -# not present, and saves it to the generated config.mk. -# -# `valopt_nosave` is much the same, except that it does not save the -# result to config.mk (instead the script should use `putvar` itself -# later on to save it). `valopt_core` is the core upon which the -# other two are built. - -valopt_core() { - VAL_OPTIONS="$VAL_OPTIONS $2" - - local SAVE=$1 - local OP=$2 - local DEFAULT=$3 - shift - shift - shift - local DOC="$*" - if [ $HELP -eq 0 ] - then - local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_') - local V="CFG_${UOP}" - local V_PROVIDED="${V}_PROVIDED" - eval $V="$DEFAULT" - for arg in $CFG_CONFIGURE_ARGS - do - if echo "$arg" | grep -q -- "--$OP=" - then - val=$(echo "$arg" | cut -f2 -d=) - eval $V=$val - eval $V_PROVIDED=1 - fi - done - if [ "$SAVE" = "save" ] - then - putvar $V - fi - else - if [ -z "$DEFAULT" ] - then - DEFAULT="" - fi - OP="${OP}=[${DEFAULT}]" - printf " --%-30s %s\n" "$OP" "$DOC" - fi -} - -valopt_nosave() { - valopt_core nosave "$@" -} - -valopt() { - valopt_core save "$@" -} - -# `opt OPTION_NAME DEFAULT DOC` extracts a boolean-valued option from -# command line, using the provided default value (0/1) for the option -# if not present, and saves it to the generated config.mk. -# -# `opt_nosave` is much the same, except that it does not save the -# result to config.mk (instead the script should use `putvar` itself -# later on to save it). `opt_core` is the core upon which the other -# two are built. - -opt_core() { - BOOL_OPTIONS="$BOOL_OPTIONS $2" - - local SAVE=$1 - local OP=$2 - local DEFAULT=$3 - shift - shift - shift - local DOC="$*" - local FLAG="" - - if [ $DEFAULT -eq 0 ] - then - FLAG="enable" - DEFAULT_FLAG="disable" - else - FLAG="disable" - DEFAULT_FLAG="enable" - DOC="don't $DOC" - fi - - if [ $HELP -eq 0 ] - then - for arg in $CFG_CONFIGURE_ARGS - do - if [ "$arg" = "--${FLAG}-${OP}" ] - then - OP=$(echo $OP | tr 'a-z-' 'A-Z_') - FLAG=$(echo $FLAG | tr 'a-z' 'A-Z') - local V="CFG_${FLAG}_${OP}" - local V_PROVIDED="CFG_${FLAG}_${OP}_PROVIDED" - eval $V=1 - eval $V_PROVIDED=1 - if [ "$SAVE" = "save" ] - then - putvar $V - fi - elif [ "$arg" = "--${DEFAULT_FLAG}-${OP}" ] - then - OP=$(echo $OP | tr 'a-z-' 'A-Z_') - DEFAULT_FLAG=$(echo $DEFAULT_FLAG | tr 'a-z' 'A-Z') - local V_PROVIDED="CFG_${DEFAULT_FLAG}_${OP}_PROVIDED" - eval $V_PROVIDED=1 - fi - done - else - if [ -n "$META" ] - then - OP="$OP=<$META>" - fi - printf " --%-30s %s\n" "$FLAG-$OP" "$DOC" - fi -} - -opt_nosave() { - opt_core nosave "$@" -} - -opt() { - opt_core save "$@" -} - -envopt() { - local NAME=$1 - local V="CFG_${NAME}" - eval VV=\$$V - - # If configure didn't set a value already, then check environment. - # - # (It is recommended that the configure script always check the - # environment before setting any values to envopt variables; see - # e.g. how CFG_CC is handled, where it first checks `-z "$CC"`, - # and issues msg if it ends up employing that provided value.) - if [ -z "$VV" ] - then - eval $V=\$$NAME - eval VV=\$$V - fi - - # If script or environment provided a value, save it. - if [ -n "$VV" ] - then - putvar $V - fi -} - -enable_if_not_disabled() { - local OP=$1 - local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_') - local ENAB_V="CFG_ENABLE_$UOP" - local EXPLICITLY_DISABLED="CFG_DISABLE_${UOP}_PROVIDED" - eval VV=\$$EXPLICITLY_DISABLED - if [ -z "$VV" ]; then - eval $ENAB_V=1 + T=$($cmd --version 2>/dev/null) + if [ $? -eq 0 ]; then + exec $cmd "$script" "$@" fi } -to_gnu_triple() { - case $1 in - i686-pc-windows-gnu) echo i686-w64-mingw32 ;; - x86_64-pc-windows-gnu) echo x86_64-w64-mingw32 ;; - *) echo $1 ;; - esac -} - -# Prints the absolute path of a directory to stdout -abs_path() { - local _path="$1" - # Unset CDPATH because it causes havok: it makes the destination unpredictable - # and triggers 'cd' to print the path to stdout. Route `cd`'s output to /dev/null - # for good measure. - (unset CDPATH && cd "$_path" > /dev/null && pwd) -} - -HELP=0 -for arg; do - case "$arg" in - --help) HELP=1;; - esac -done - -msg "looking for configure programs" -need_cmd cmp -need_cmd mkdir -need_cmd printf -need_cmd cut -need_cmd head -need_cmd grep -need_cmd xargs -need_cmd cp -need_cmd find -need_cmd uname -need_cmd date -need_cmd tr -need_cmd sed -need_cmd file -need_cmd make - -CFG_SRC_DIR="$(abs_path $(dirname $0))/" -CFG_SRC_DIR_RELATIVE="$(dirname $0)/" -CFG_BUILD_DIR="$(pwd)/" -CFG_SELF="$0" -CFG_CONFIGURE_ARGS="$@" - - -case "${CFG_SRC_DIR}" in - *\ * ) - err "The path to the rust source directory contains spaces, which is not supported" - ;; - *) - ;; -esac - - -OPTIONS="" -if [ "$HELP" -eq 1 ] -then - echo - echo "Usage: $CFG_SELF [options]" - echo - echo "Options:" - echo -else - msg "recreating config.tmp" - echo '' >config.tmp - - step_msg "processing $CFG_SELF args" -fi - -BOOL_OPTIONS="" -VAL_OPTIONS="" - -opt debug 0 "debug mode; disables optimization unless \`--enable-optimize\` given" -opt valgrind 0 "run tests with valgrind (memcheck by default)" -opt helgrind 0 "run tests with helgrind instead of memcheck" -opt valgrind-rpass 1 "run rpass-valgrind tests with valgrind" -opt docs 1 "build standard library documentation" -opt compiler-docs 0 "build compiler documentation" -opt optimize-tests 1 "build tests with optimizations" -opt debuginfo-tests 0 "build tests with debugger metadata" -opt quiet-tests 0 "enable quieter output when running tests" -opt libcpp 1 "build llvm with libc++ instead of libstdc++ when using clang" -opt llvm-assertions 0 "build LLVM with assertions" -opt debug-assertions 0 "build with debugging assertions" -opt fast-make 0 "use .gitmodules as timestamp for submodule deps" -opt ccache 0 "invoke gcc/clang via ccache to reuse object files between builds" -opt sccache 0 "invoke gcc/clang via sccache to reuse object files between builds" -opt local-rust 0 "use an installed rustc rather than downloading a snapshot" -opt local-rebuild 0 "assume local-rust matches the current version, for rebuilds; implies local-rust, and is implied if local-rust already matches the current version" -opt llvm-static-stdcpp 0 "statically link to libstdc++ for LLVM" -opt llvm-link-shared 0 "prefer shared linking to LLVM (llvm-config --link-shared)" -opt llvm-clean-rebuild 0 "delete LLVM build directory on rebuild" -opt rpath 1 "build rpaths into rustc itself" -opt stage0-landing-pads 1 "enable landing pads during bootstrap with stage0" -# This is used by the automation to produce single-target nightlies -opt dist-host-only 0 "only install bins for the host architecture" -opt inject-std-version 1 "inject the current compiler version of libstd into programs" -opt llvm-version-check 1 "check if the LLVM version is supported, build anyway" -opt codegen-tests 1 "run the src/test/codegen tests" -opt option-checking 1 "complain about unrecognized options in this configure script" -opt ninja 0 "build LLVM using the Ninja generator (for MSVC, requires building in the correct environment)" -opt locked-deps 0 "force Cargo.lock to be up to date" -opt vendor 0 "enable usage of vendored Rust crates" -opt sanitizers 0 "build the sanitizer runtimes (asan, lsan, msan, tsan)" -opt dist-src 1 "when building tarballs enables building a source tarball" -opt cargo-openssl-static 0 "static openssl in cargo" -opt profiler 0 "build the profiler runtime" - -# Optimization and debugging options. These may be overridden by the release channel, etc. -opt_nosave optimize 1 "build optimized rust code" -opt_nosave optimize-cxx 1 "build optimized C++ code" -opt_nosave optimize-llvm 1 "build optimized LLVM" -opt_nosave llvm-assertions 0 "build LLVM with assertions" -opt_nosave debug-assertions 0 "build with debugging assertions" -opt_nosave llvm-release-debuginfo 0 "build LLVM with debugger metadata" -opt_nosave debuginfo 0 "build with debugger metadata" -opt_nosave debuginfo-lines 0 "build with line number debugger metadata" -opt_nosave debuginfo-only-std 0 "build only libstd with debugging information" -opt_nosave debug-jemalloc 0 "build jemalloc with --enable-debug --enable-fill" - -valopt localstatedir "/var/lib" "local state directory" -valopt sysconfdir "/etc" "install system configuration files" - -valopt datadir "${CFG_PREFIX}/share" "install data" -valopt infodir "${CFG_PREFIX}/share/info" "install additional info" -valopt llvm-root "" "set LLVM root" -valopt python "" "set path to python" -valopt jemalloc-root "" "set directory where libjemalloc_pic.a is located" -valopt build "" "GNUs ./configure syntax LLVM build triple" -valopt android-cross-path "" "Android NDK standalone path (deprecated)" -valopt i686-linux-android-ndk "" "i686-linux-android NDK standalone path" -valopt arm-linux-androideabi-ndk "" "arm-linux-androideabi NDK standalone path" -valopt armv7-linux-androideabi-ndk "" "armv7-linux-androideabi NDK standalone path" -valopt aarch64-linux-android-ndk "" "aarch64-linux-android NDK standalone path" -valopt x86_64-linux-android-ndk "" "x86_64-linux-android NDK standalone path" -valopt nacl-cross-path "" "NaCl SDK path (Pepper Canary is recommended). Must be absolute!" -valopt musl-root "/usr/local" "MUSL root installation directory (deprecated)" -valopt musl-root-x86_64 "" "x86_64-unknown-linux-musl install directory" -valopt musl-root-i686 "" "i686-unknown-linux-musl install directory" -valopt musl-root-arm "" "arm-unknown-linux-musleabi install directory" -valopt musl-root-armhf "" "arm-unknown-linux-musleabihf install directory" -valopt musl-root-armv7 "" "armv7-unknown-linux-musleabihf install directory" -valopt extra-filename "" "Additional data that is hashed and passed to the -C extra-filename flag" -valopt qemu-armhf-rootfs "" "rootfs in qemu testing, you probably don't want to use this" -valopt qemu-aarch64-rootfs "" "rootfs in qemu testing, you probably don't want to use this" -valopt experimental-targets "" "experimental LLVM targets to build" - -if [ -e ${CFG_SRC_DIR}.git ] -then - valopt release-channel "dev" "the name of the release channel to build" -else - # If we have no git directory then we are probably a tarball distribution - # and should default to stable channel - Issue 28322 - probe CFG_GIT git - msg "git: no git directory. Changing default release channel to stable" - valopt release-channel "stable" "the name of the release channel to build" -fi - -# Used on systems where "cc" and "ar" are unavailable -valopt default-linker "cc" "the default linker" -valopt default-ar "ar" "the default ar" - -# Many of these are saved below during the "writing configuration" step -# (others are conditionally saved). -opt_nosave manage-submodules 1 "let the build manage the git submodules" -opt_nosave clang 0 "prefer clang to gcc for building the runtime" -opt_nosave jemalloc 1 "build liballoc with jemalloc" -opt full-bootstrap 0 "build three compilers instead of two" -opt extended 0 "build an extended rust tool set" - -valopt_nosave prefix "/usr/local" "set installation prefix" -valopt_nosave local-rust-root "/usr/local" "set prefix for local rust binary" -valopt_nosave host "${CFG_BUILD}" "GNUs ./configure syntax LLVM host triples" -valopt_nosave target "${CFG_HOST}" "GNUs ./configure syntax LLVM target triples" -valopt_nosave mandir "${CFG_PREFIX}/share/man" "install man pages in PATH" -valopt_nosave docdir "${CFG_PREFIX}/share/doc/rust" "install documentation in PATH" -valopt_nosave bindir "${CFG_PREFIX}/bin" "install binaries" - -# On Windows this determines root of the subtree for target libraries. -# Host runtime libs always go to 'bin'. -valopt libdir "${CFG_PREFIX}/lib" "install libraries" - -case "$CFG_LIBDIR" in - "$CFG_PREFIX"/*) CAT_INC=2;; - "$CFG_PREFIX"*) CAT_INC=1;; - *) - err "libdir must begin with the prefix. Use --prefix to set it accordingly.";; -esac - -CFG_LIBDIR_RELATIVE=`echo ${CFG_LIBDIR} | cut -c$((${#CFG_PREFIX}+${CAT_INC}))-` - -if [ $HELP -eq 1 ] -then - echo - exit 0 -fi - -# Validate Options -if [ -z "$CFG_DISABLE_OPTION_CHECKING" ] -then - step_msg "validating $CFG_SELF args" - validate_opt -fi - -# Validate the release channel, and configure options -case "$CFG_RELEASE_CHANNEL" in - nightly ) - msg "overriding settings for $CFG_RELEASE_CHANNEL" - enable_if_not_disabled llvm-assertions - # FIXME(stage0) re-enable this on the next stage0 now that #35566 is - # fixed - case "$CFG_BUILD" in - *-pc-windows-gnu) - ;; - *) - enable_if_not_disabled debuginfo-lines - enable_if_not_disabled debuginfo-only-std - ;; - esac - - ;; - beta | stable) - msg "overriding settings for $CFG_RELEASE_CHANNEL" - case "$CFG_BUILD" in - *-pc-windows-gnu) - ;; - *) - enable_if_not_disabled debuginfo-lines - enable_if_not_disabled debuginfo-only-std - ;; - esac - ;; - dev) - ;; - *) - err "release channel must be 'dev', 'nightly', 'beta' or 'stable'" - ;; -esac - -# Adjust perf and debug options for debug mode -if [ -n "$CFG_ENABLE_DEBUG" ]; then - msg "debug mode enabled, setting performance options" - if [ -z "$CFG_ENABLE_OPTIMIZE_PROVIDED" ]; then - msg "optimization not explicitly enabled, disabling optimization" - CFG_DISABLE_OPTIMIZE=1 - CFG_DISABLE_OPTIMIZE_CXX=1 - fi - - # Set following variables to 1 unless setting already provided - enable_if_not_disabled debug-assertions - enable_if_not_disabled debug-jemalloc - enable_if_not_disabled debuginfo - enable_if_not_disabled llvm-assertions -fi - -# OK, now write the debugging options -if [ -n "$CFG_DISABLE_OPTIMIZE" ]; then putvar CFG_DISABLE_OPTIMIZE; fi -if [ -n "$CFG_DISABLE_OPTIMIZE_CXX" ]; then putvar CFG_DISABLE_OPTIMIZE_CXX; fi -if [ -n "$CFG_DISABLE_OPTIMIZE_LLVM" ]; then putvar CFG_DISABLE_OPTIMIZE_LLVM; fi -if [ -n "$CFG_ENABLE_LLVM_ASSERTIONS" ]; then putvar CFG_ENABLE_LLVM_ASSERTIONS; fi -if [ -n "$CFG_ENABLE_DEBUG_ASSERTIONS" ]; then putvar CFG_ENABLE_DEBUG_ASSERTIONS; fi -if [ -n "$CFG_ENABLE_LLVM_RELEASE_DEBUGINFO" ]; then putvar CFG_ENABLE_LLVM_RELEASE_DEBUGINFO; fi -if [ -n "$CFG_ENABLE_DEBUGINFO" ]; then putvar CFG_ENABLE_DEBUGINFO; fi -if [ -n "$CFG_ENABLE_DEBUGINFO_LINES" ]; then putvar CFG_ENABLE_DEBUGINFO_LINES; fi -if [ -n "$CFG_ENABLE_DEBUGINFO_ONLY_STD" ]; then putvar CFG_ENABLE_DEBUGINFO_ONLY_STD; fi -if [ -n "$CFG_ENABLE_DEBUG_JEMALLOC" ]; then putvar CFG_ENABLE_DEBUG_JEMALLOC; fi - -step_msg "looking for build programs" - -probe_need CFG_CURL curl -if [ -z "$CFG_PYTHON_PROVIDED" ]; then - probe_need CFG_PYTHON python2.7 python2 python -fi - -python_version=$($CFG_PYTHON -V 2>&1) -if [ $(echo $python_version | grep -c '^Python 2\.7') -ne 1 ]; then - err "Found $python_version, but Python 2.7 is required" -fi - -# the valgrind rpass tests will fail if you don't have a valgrind, but they're -# only disabled if you opt out. -if [ -z "$CFG_VALGRIND" ] -then - # If the user has explicitly asked for valgrind tests, then fail - if [ -n "$CFG_ENABLE_VALGRIND" ] && [ -n "$CFG_ENABLE_VALGRIND_PROVIDED" ] - then - err "No valgrind present, but valgrind tests explicitly requested" - else - CFG_DISABLE_VALGRIND_RPASS=1 - putvar CFG_DISABLE_VALGRIND_RPASS - fi -fi - -# Do some sanity checks if running on buildbot -# (these env vars are set by rust-buildbot) -if [ -n "$RUST_DIST_SERVER" -a -n "$ALLOW_NONZERO_RLIMIT_CORE" ]; then - # Frequently the llvm submodule directory is broken by the build - # being killed - llvm_lock="${CFG_SRC_DIR}/.git/modules/src/llvm/index.lock" - if [ -e "$llvm_lock" ]; then - step_msg "removing $llvm_lock" - rm -f "$llvm_lock" - fi -fi - -BIN_SUF= -if [ "$CFG_OSTYPE" = "pc-windows-gnu" ] || [ "$CFG_OSTYPE" = "pc-windows-msvc" ] -then - BIN_SUF=.exe -fi - -# --enable-local-rebuild implies --enable-local-rust too -if [ -n "$CFG_ENABLE_LOCAL_REBUILD" ] -then - if [ -z "$CFG_ENABLE_LOCAL_RUST" ] - then - CFG_ENABLE_LOCAL_RUST=1 - putvar CFG_ENABLE_LOCAL_RUST - fi -fi - -if [ -n "$CFG_ENABLE_LOCAL_RUST" ] -then - system_rustc=$(which rustc) - if [ -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} ] - then - : # everything already configured - elif [ -n "$system_rustc" ] - then - # we assume that rustc is in a /bin directory - CFG_LOCAL_RUST_ROOT=${system_rustc%/bin/rustc} - else - err "no local rust to use" - fi - - CMD="${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF}" - LRV=`LD_LIBRARY_PATH=${CFG_LOCAL_RUST_ROOT}/lib $CMD --version` - if [ $? -ne 0 ] - then - step_msg "failure while running $CMD --version" - exit 1 - fi - step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: $LRV" - putvar CFG_LOCAL_RUST_ROOT -fi - -# Same with jemalloc. save the setting here. -if [ -n "$CFG_DISABLE_JEMALLOC" ] -then - putvar CFG_DISABLE_JEMALLOC -fi - -# All safeguards based on $CFG_ENABLE_CLANG should occur before this -# point in the script; after this point, script logic should inspect -# $CFG_USING_CLANG rather than $CFG_ENABLE_CLANG. - -# Set CFG_{CC,CXX,CPP,CFLAGS,CXXFLAGS,LDFLAGS} -envopt CC -envopt CXX -envopt CPP -envopt CFLAGS -envopt CXXFLAGS -envopt LDFLAGS - -# a little post-processing of various config values -CFG_PREFIX=${CFG_PREFIX%/} -CFG_MANDIR=${CFG_MANDIR%/} -CFG_DOCDIR=${CFG_DOCDIR%/} -CFG_BINDIR=${CFG_BINDIR%/} -CFG_HOST="$(echo $CFG_HOST | tr ',' ' ')" -CFG_TARGET="$(echo $CFG_TARGET | tr ',' ' ')" - -# copy build-triples to host-triples so that builds are a subset of hosts -V_TEMP="" -for i in $CFG_BUILD $CFG_HOST; -do - echo "$V_TEMP" | grep -qF $i || V_TEMP="$V_TEMP${V_TEMP:+ }$i" -done -CFG_HOST=$V_TEMP - -# copy host-triples to target-triples so that hosts are a subset of targets -V_TEMP="" -for i in $CFG_HOST $CFG_TARGET; -do - echo "$V_TEMP" | grep -qF $i || V_TEMP="$V_TEMP${V_TEMP:+ }$i" -done -CFG_TARGET=$V_TEMP - -step_msg "writing configuration" - -putvar CFG_SRC_DIR -putvar CFG_SRC_DIR_RELATIVE -putvar CFG_BUILD_DIR -putvar CFG_OSTYPE -putvar CFG_CPUTYPE -putvar CFG_CONFIGURE_ARGS -putvar CFG_PREFIX -putvar CFG_HOST -putvar CFG_TARGET -putvar CFG_LIBDIR_RELATIVE -putvar CFG_DISABLE_MANAGE_SUBMODULES -putvar CFG_AARCH64_LINUX_ANDROID_NDK -putvar CFG_ARM_LINUX_ANDROIDEABI_NDK -putvar CFG_ARMV7_LINUX_ANDROIDEABI_NDK -putvar CFG_I686_LINUX_ANDROID_NDK -putvar CFG_X86_64_LINUX_ANDROID_NDK -putvar CFG_NACL_CROSS_PATH -putvar CFG_MANDIR -putvar CFG_DOCDIR -putvar CFG_BINDIR -putvar CFG_USING_LIBCPP - -msg -copy_if_changed ${CFG_SRC_DIR}src/bootstrap/mk/Makefile.in ./Makefile -move_if_changed config.tmp config.mk -rm -f config.tmp -touch config.stamp - -if [ -z "$CFG_ENABLE_DEBUG" ]; then - step_msg "configured in release mode. for development consider --enable-debug" -else - step_msg "complete" -fi - -if [ "$CFG_SRC_DIR" = `pwd` ]; then - X_PY=x.py -else - X_PY=${CFG_SRC_DIR_RELATIVE}x.py -fi - -msg "run \`python ${X_PY} --help\`" -msg +try python2.7 "$@" +try python27 "$@" +try python2 "$@" +exec python $script "$@"