14 echo "configure: WARNING: $1"
18 echo "configure: error: $1"
30 if which $1 >/dev/null 2>&1
47 msg "leaving $2 unchanged"
51 chmod u-w $2 # make copied artifact read-only
58 msg "leaving $2 unchanged"
62 chmod u-w $2 # make moved artifact read-only
72 printf "configure: %-20s := %.35s ...\n" $1 "$T"
74 printf "configure: %-20s := %s %s\n" $1 "$T" "$2"
76 printf "%-20s := %s\n" $1 "$T" >>config.tmp
89 VER0=$($P --version 2>/dev/null | head -1 \
90 | sed -e 's/[^0-9]*\([vV]\?[0-9.]\+[^ ]*\).*/\1/' )
91 if [ $? -eq 0 -a "x${VER0}" != "x" ]
113 err "needed, but unable to find any of: $*"
118 for arg in $CFG_CONFIGURE_ARGS
121 for option in $BOOL_OPTIONS
123 if test --disable-$option = $arg
127 if test --enable-$option = $arg
132 for option in $VAL_OPTIONS
134 if echo "$arg" | grep -q -- "--$option="
139 if test $isArgValid -eq 0
141 err "Option '$arg' is not recognized"
147 VAL_OPTIONS="$VAL_OPTIONS $1"
156 local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
159 for arg in $CFG_CONFIGURE_ARGS
161 if echo "$arg" | grep -q -- "--$OP="
163 val=$(echo "$arg" | cut -f2 -d=)
173 OP="${OP}=[${DEFAULT}]"
174 printf " --%-30s %s\n" "$OP" "$DOC"
179 BOOL_OPTIONS="$BOOL_OPTIONS $1"
188 if [ $DEFAULT -eq 0 ]
198 for arg in $CFG_CONFIGURE_ARGS
200 if [ "$arg" = "--${FLAG}-${OP}" ]
202 OP=$(echo $OP | tr 'a-z-' 'A-Z_')
203 FLAG=$(echo $FLAG | tr 'a-z' 'A-Z')
204 local V="CFG_${FLAG}_${OP}"
214 printf " --%-30s %s\n" "$FLAG-$OP" "$DOC"
218 msg "looking for configure programs"
234 msg "inspecting environment"
236 CFG_OSTYPE=$(uname -s)
237 CFG_CPUTYPE=$(uname -m)
239 if [ $CFG_OSTYPE = Darwin -a $CFG_CPUTYPE = i386 ]
241 # Darwin's `uname -s` lies and always returns i386. We have to use sysctl
243 if sysctl hw.optional.x86_64 | grep -q ': 1'
249 # The goal here is to come up with the same triple as LLVM would,
250 # at least for the subset of platforms we're willing to target.
255 CFG_OSTYPE=unknown-linux-gnu
259 CFG_OSTYPE=unknown-freebsd
263 CFG_OSTYPE=apple-darwin
267 CFG_OSTYPE=pc-mingw32
271 err "unknown OS type: $CFG_OSTYPE"
278 i386 | i486 | i686 | i786 | x86)
286 x86_64 | x86-64 | x64 | amd64)
291 err "unknown CPU type: $CFG_CPUTYPE"
294 # Detect 64 bit linux systems with 32 bit userland and force 32 bit compilation
295 if [ $CFG_OSTYPE = unknown-linux-gnu -a $CFG_CPUTYPE = x86_64 ]
297 file -L "$SHELL" | grep -q "x86[_-]64"
304 DEFAULT_BUILD_TRIPLE="${CFG_CPUTYPE}-${CFG_OSTYPE}"
306 CFG_SRC_DIR="$(cd $(dirname $0) && pwd)/"
307 CFG_BUILD_DIR="$(pwd)/"
308 CFG_SELF=${CFG_SRC_DIR}$(basename $0)
309 CFG_CONFIGURE_ARGS="$@"
313 if [ "$1" = "--help" ]
318 echo "Usage: $CFG_SELF [options]"
323 msg "recreating config.tmp"
326 step_msg "processing $CFG_SELF args"
332 opt sharedstd 1 "build libstd as a shared library"
333 opt valgrind 0 "run tests with valgrind (memcheck by default)"
334 opt helgrind 0 "run tests with helgrind instead of memcheck"
335 opt docs 1 "build documentation"
336 opt optimize 1 "build optimized rust code"
337 opt optimize-cxx 1 "build optimized C++ code"
338 opt optimize-llvm 1 "build optimized LLVM"
339 opt debug 0 "build with extra debug fun"
340 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
341 opt manage-submodules 1 "let the build manage the git submodules"
342 opt mingw-cross 0 "cross-compile for win32 using mingw"
343 opt clang 0 "prefer clang to gcc for building the runtime"
344 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
345 opt pax-flags 0 "apply PaX flags to rustc binaries (required for GRSecurity/PaX-patched kernels)"
346 valopt prefix "/usr/local" "set installation prefix"
347 valopt local-rust-root "/usr/local" "set prefix for local rust binary"
348 valopt llvm-root "" "set LLVM root"
349 valopt build-triple "${DEFAULT_BUILD_TRIPLE}" "LLVM build triple"
350 valopt host-triples "${CFG_BUILD_TRIPLE}" "LLVM host triples"
351 valopt target-triples "${CFG_HOST_TRIPLES}" "LLVM target triples"
352 valopt android-cross-path "/opt/ndk_standalone" "Android NDK standalone path"
353 valopt mingw32-cross-path "" "MinGW32 cross compiler path"
356 step_msg "validating $CFG_SELF args"
366 step_msg "looking for build programs"
368 probe_need CFG_PERL perl
369 probe_need CFG_CURL curl
370 probe_need CFG_PYTHON python2.7 python2.6 python2 python
372 python_version=$($CFG_PYTHON -V 2>&1)
373 if [ $(echo $python_version | grep -c '^Python 2\.[4567]') -ne 1 ]; then
374 err "Found $python_version, but LLVM requires Python 2.4-2.7"
377 # If we have no git directory then we are probably a tarball distribution
378 # and shouldn't attempt to load submodules
379 if [ ! -e ${CFG_SRC_DIR}.git ]
382 msg "git: no git directory. disabling submodules"
383 CFG_DISABLE_MANAGE_SUBMODULES=1
385 probe_need CFG_GIT git
388 probe CFG_CLANG clang++
391 probe CFG_VALGRIND valgrind
394 probe CFG_LLNEXTGEN LLnextgen
395 probe CFG_PANDOC pandoc
396 probe CFG_PDFLATEX pdflatex
397 probe CFG_XETEX xetex
398 probe CFG_LUATEX luatex
399 probe CFG_NODE nodejs node
401 if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
403 probe CFG_PAXCTL paxctl /sbin/paxctl
407 if [ ! -z "$CFG_PANDOC" ]
409 PANDOC_VER_LINE=$(pandoc --version | grep '^pandoc ')
410 PANDOC_VER=${PANDOC_VER_LINE#pandoc }
411 PV_MAJOR_MINOR=${PANDOC_VER%.[0-9]*}
412 PV_MAJOR=${PV_MAJOR_MINOR%%[.][0-9]*}
413 PV_MINOR=${PV_MAJOR_MINOR#[0-9]*[.]}
414 PV_MINOR=${PV_MINOR%%[.][0-9]*}
415 if [ "$PV_MAJOR" -lt "1" ] || [ "$PV_MINOR" -lt "8" ]
417 step_msg "pandoc $PV_MAJOR.$PV_MINOR is too old. disabling"
422 if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
424 if [ ! -z "$CFG_ENABLE_PAX_FLAGS" -a -z "$CFG_PAXCTL" ]
426 err "enabled PaX markings but no paxctl binary found"
429 if [ -z "$CFG_DISABLE_PAX_FLAGS" ]
431 # GRSecurity/PaX detection. This can be very flaky.
434 # /dev/grsec only exists if CONFIG_GRKERNSEC_NO_RBAC is not set.
435 # /proc/sys/kernel/grsecurity is not available if ÇONFIG_GRKERNSEC_SYSCTL is not set.
436 if [ -e /dev/grsec -o -d /proc/sys/kernel/grsecurity ]
439 # /proc/config.gz is normally only available to root, and only if CONFIG_IKCONFIG_PROC has been set.
440 elif [ -r /proc/config.gz -a ! -z "$CFG_ZCAT" ]
442 if "$CFG_ZCAT" /proc/config.gz | grep --quiet "CONFIG_GRKERNSEC=y"
447 elif grep --quiet grsec /proc/version
452 if [ ! -z "$GRSEC_DETECTED" ]
454 step_msg "GRSecurity: yes"
455 if [ ! -z "$CFG_PAXCTL" ]
457 CFG_ENABLE_PAX_FLAGS=1
459 warn "GRSecurity kernel detected but no paxctl binary found: not setting CFG_ENABLE_PAX_FLAGS"
462 step_msg "GRSecurity: no"
467 if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
469 if [ ! -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc ]
471 err "no local rust to use"
473 LRV=`${CFG_LOCAL_RUST_ROOT}/bin/rustc --version`
474 step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: " $LRV
478 # Force freebsd to build with clang; gcc doesn't like us there
479 if [ $CFG_OSTYPE = unknown-freebsd ]
481 step_msg "on FreeBSD, forcing use of clang"
483 putvar CFG_ENABLE_CLANG
487 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
489 err "either clang or gcc is required"
492 if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
494 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
496 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
497 LLVM_VERSION=$($LLVM_CONFIG --version)
499 case $LLVM_VERSION in
500 (3.1svn|3.1|3.0svn|3.0)
501 msg "found ok version of LLVM: $LLVM_VERSION"
504 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
509 if [ ! -z "$CFG_ENABLE_CLANG" ]
511 if [ -z "$CFG_CLANG" ]
513 err "clang requested but not found"
515 CFG_CLANG_VERSION=$("$CFG_CLANG" \
518 | sed 's/.*\(version .*\)/\1/' \
521 case $CFG_CLANG_VERSION in
522 (3.0svn | 3.0 | 3.1* | 3.2* | 4.0* | 4.1* | 4.2*)
523 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
524 CFG_C_COMPILER="clang"
527 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
534 # a little post-processing of various config values
536 CFG_PREFIX=${CFG_PREFIX%/}
537 CFG_HOST_TRIPLES="$(echo $CFG_HOST_TRIPLES | tr ',' ' ')"
538 CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
540 # copy host-triples to target-triples so that hosts are a subset of targets
542 for i in $CFG_HOST_TRIPLES $CFG_TARGET_TRIPLES;
544 echo "$V_TEMP" | grep -qF $i || V_TEMP="$V_TEMP${V_TEMP:+ }$i"
546 CFG_TARGET_TRIPLES=$V_TEMP
548 # check target-specific tool-chains
549 for i in $CFG_TARGET_TRIPLES
554 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-gcc ]
556 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-gcc not found"
558 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-g++ ]
560 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-g++ not found"
562 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-ar ]
564 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-ar not found"
573 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
575 err "either clang or gcc is required"
578 if [ ! -z "$CFG_PERF" ]
580 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
581 if [ -z "$HAVE_PERF_LOGFD" ];
583 CFG_PERF_WITH_LOGFD=1
584 putvar CFG_PERF_WITH_LOGFD
588 step_msg "making directories"
591 doc doc/core doc/std \
598 for t in $CFG_HOST_TRIPLES
604 for t in $CFG_HOST_TRIPLES
610 for t in $CFG_TARGET_TRIPLES
614 isaac linenoise sync test \
615 arch/i386 arch/x86_64 arch/arm arch/mips \
616 libuv libuv/src/ares libuv/src/eio libuv/src/ev
622 # On windows we just store the libraries in the bin directory because
624 # FIXME: Thise needs to parameterized over target triples. Do it in platform.mk
626 if [ "$CFG_OSTYPE" = "pc-mingw32" ]
631 for h in $CFG_HOST_TRIPLES
633 for t in $CFG_TARGET_TRIPLES
638 make_dir $h/stage$i/bin
641 make_dir $h/stage$i/$CFG_LIBDIR
644 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
647 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
651 make_dir $h/test/run-pass
652 make_dir $h/test/run-pass-fulldeps
653 make_dir $h/test/run-fail
654 make_dir $h/test/compile-fail
655 make_dir $h/test/bench
656 make_dir $h/test/perf
657 make_dir $h/test/pretty
658 make_dir $h/test/debug-info
659 make_dir $h/test/doc-tutorial
660 make_dir $h/test/doc-tutorial-ffi
661 make_dir $h/test/doc-tutorial-macros
662 make_dir $h/test/doc-tutorial-borrowed-ptr
663 make_dir $h/test/doc-tutorial-tasks
664 make_dir $h/test/doc-rust
667 # Configure submodules
668 step_msg "configuring submodules"
670 # Have to be in the top of src directory for this
671 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
675 msg "git: submodule sync"
676 "${CFG_GIT}" submodule --quiet sync
678 msg "git: submodule update"
679 "${CFG_GIT}" submodule --quiet update --init
682 msg "git: submodule foreach sync"
683 "${CFG_GIT}" submodule --quiet foreach --recursive 'if test -e .gitmodules; then git submodule sync; fi'
686 msg "git: submodule foreach update"
687 "${CFG_GIT}" submodule --quiet update --init --recursive
690 # NB: this is just for the sake of getting the submodule SHA1 values
691 # and status written into the build log.
692 msg "git: submodule status"
693 "${CFG_GIT}" submodule status --recursive
695 msg "git: submodule clobber"
696 "${CFG_GIT}" submodule --quiet foreach --recursive git clean -dxf
698 "${CFG_GIT}" submodule --quiet foreach --recursive git checkout .
704 # Configure llvm, only if necessary
705 step_msg "looking at LLVM"
706 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
707 for t in $CFG_HOST_TRIPLES
711 if [ -z $CFG_LLVM_ROOT ]
713 LLVM_BUILD_DIR=${CFG_BUILD_DIR}llvm/$t
714 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
716 LLVM_DBG_OPTS="--enable-debug-symbols --disable-optimized"
717 # Just use LLVM straight from its build directory to
718 # avoid 'make install' time
719 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
721 LLVM_DBG_OPTS="--enable-optimized"
722 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
725 msg "not reconfiguring LLVM, external LLVM root"
726 # The user is using their own LLVM
728 LLVM_INST_DIR=$CFG_LLVM_ROOT
733 if [ ${do_reconfigure} -ne 0 ]
735 # because git is hilarious, it might have put the module index
736 # in a couple places.
737 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
738 index2="${CFG_SRC_DIR}src/llvm/.git/index"
739 for index in ${index1} ${index2}
741 config_status="${CFG_BUILD_DIR}llvm/$t/config.status"
742 if test -e ${index} -a \
743 -e ${config_status} -a \
744 ${config_status} -nt ${index}
746 msg "not reconfiguring LLVM, config.status is fresh"
752 if [ ${do_reconfigure} -ne 0 ]
754 msg "configuring LLVM for $t"
756 LLVM_TARGETS="--enable-targets=x86,x86_64,arm,mips"
757 LLVM_BUILD="--build=$t"
758 LLVM_HOST="--host=$t"
759 LLVM_TARGET="--target=$t"
761 # Disable unused LLVM features
762 LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs \
763 --enable-bindings=none --disable-threads \
766 if [ "$CFG_C_COMPILER" = "clang" ]
768 LLVM_CXX_32="clang++ -m32"
769 LLVM_CC_32="clang -m32"
771 LLVM_CXX_64="clang++"
774 LLVM_CXX_32="g++ -m32"
775 LLVM_CC_32="gcc -m32"
781 LLVM_CFLAGS_32="-m32"
782 LLVM_CXXFLAGS_32="-m32"
783 LLVM_LDFLAGS_32="-m32"
789 if echo $t | grep -q x86_64
791 LLVM_CXX=$LLVM_CXX_64
793 LLVM_CFLAGS=$LLVM_CFLAGS_64
794 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
795 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
797 LLVM_CXX=$LLVM_CXX_32
799 LLVM_CFLAGS=$LLVM_CFLAGS_32
800 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
801 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
807 CXXFLAGS=$LLVM_CXXFLAGS
808 LDFLAGS=$LLVM_LDFLAGS
810 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
811 $LLVM_HOST $LLVM_TARGET"
813 msg "configuring LLVM with:"
824 /* | [a-z]:* | [A-Z]:*)
825 ${CFG_LLVM_SRC_DIR}configure $LLVM_FLAGS
828 ${CFG_BUILD_DIR}${CFG_LLVM_SRC_DIR}configure \
832 need_ok "LLVM configure failed"
836 # Construct variables for LLVM build and install directories for
837 # each target. These will be named
838 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
839 # target_triple will be converted to underscore, because bash
840 # variables can't contain hyphens. The makefile will then have to
842 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
843 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
844 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
845 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
849 step_msg "writing configuration"
855 putvar CFG_CONFIGURE_ARGS
857 putvar CFG_BUILD_TRIPLE
858 putvar CFG_HOST_TRIPLES
859 putvar CFG_TARGET_TRIPLES
860 putvar CFG_C_COMPILER
862 putvar CFG_DISABLE_MANAGE_SUBMODULES
863 putvar CFG_ANDROID_CROSS_PATH
864 putvar CFG_MINGW32_CROSS_PATH
866 if [ ! -z "$CFG_ENABLE_PAX_FLAGS" ]
868 putvar CFG_ENABLE_PAX_FLAGS
872 if [ ! -z $BAD_PANDOC ]
878 if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
881 putvar CFG_IN_TRANSITION
884 # Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
885 # on the Mac the dynamic linker causes Valgrind to emit a huge stream of
887 if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
890 putvar CFG_BAD_VALGRIND
894 putvar CFG_LLVM_SRC_DIR
896 for t in $CFG_HOST_TRIPLES
898 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
899 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
900 putvar $CFG_LLVM_BUILD_DIR
901 putvar $CFG_LLVM_INST_DIR
904 # Munge any paths that appear in config.mk back to posix-y
905 perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
906 -e 's@\\@/@go;' config.tmp
910 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
911 move_if_changed config.tmp config.mk