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: $*"
125 local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
128 for arg in $CFG_CONFIGURE_ARGS
130 if echo "$arg" | grep -q -- "--$OP="
132 val=$(echo "$arg" | cut -f2 -d=)
142 OP="${OP}=[${DEFAULT}]"
143 printf " --%-30s %s\n" "$OP" "$DOC"
155 if [ $DEFAULT -eq 0 ]
165 for arg in $CFG_CONFIGURE_ARGS
167 if [ "$arg" = "--${FLAG}-${OP}" ]
169 OP=$(echo $OP | tr 'a-z-' 'A-Z_')
170 FLAG=$(echo $FLAG | tr 'a-z' 'A-Z')
171 local V="CFG_${FLAG}_${OP}"
181 printf " --%-30s %s\n" "$FLAG-$OP" "$DOC"
185 msg "looking for configure programs"
200 msg "inspecting environment"
202 CFG_OSTYPE=$(uname -s)
203 CFG_CPUTYPE=$(uname -m)
205 if [ $CFG_OSTYPE = Darwin -a $CFG_CPUTYPE = i386 ]
207 # Darwin's `uname -s` lies and always returns i386. We have to use sysctl
209 if sysctl hw.optional.x86_64 | grep -q ': 1'
215 # The goal here is to come up with the same triple as LLVM would,
216 # at least for the subset of platforms we're willing to target.
221 CFG_OSTYPE=unknown-linux-gnu
225 CFG_OSTYPE=unknown-freebsd
229 CFG_OSTYPE=apple-darwin
233 CFG_OSTYPE=pc-mingw32
237 err "unknown OS type: $CFG_OSTYPE"
244 i386 | i486 | i686 | i786 | x86)
252 x86_64 | x86-64 | x64 | amd64)
257 err "unknown CPU type: $CFG_CPUTYPE"
260 DEFAULT_HOST_TRIPLE="${CFG_CPUTYPE}-${CFG_OSTYPE}"
262 CFG_SRC_DIR="$(cd $(dirname $0) && pwd)/"
263 CFG_BUILD_DIR="$(pwd)/"
264 CFG_SELF=${CFG_SRC_DIR}$(basename $0)
265 CFG_CONFIGURE_ARGS="$@"
269 if [ "$1" = "--help" ]
274 echo "Usage: $CFG_SELF [options]"
279 msg "recreating config.tmp"
282 step_msg "processing $CFG_SELF args"
285 opt sharedstd 1 "build libstd as a shared library"
286 opt valgrind 1 "run tests with valgrind (memcheck by default)"
287 opt helgrind 0 "run tests with helgrind instead of memcheck"
288 opt docs 1 "build documentation"
289 opt optimize 1 "build optimized rust code"
290 opt optimize-cxx 1 "build optimized C++ code"
291 opt optimize-llvm 1 "build optimized LLVM"
292 opt debug 0 "build with extra debug fun"
293 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
294 opt manage-submodules 1 "let the build manage the git submodules"
295 opt mingw-cross 0 "cross-compile for win32 using mingw"
296 opt clang 0 "prefer clang to gcc for building the runtime"
297 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
298 opt pax-flags 0 "apply PaX flags to rustc binaries (required for GRSecurity/PaX-patched kernels)"
299 valopt prefix "/usr/local" "set installation prefix"
300 valopt local-rust-root "/usr/local" "set prefix for local rust binary"
301 valopt llvm-root "" "set LLVM root"
302 valopt host-triple "${DEFAULT_HOST_TRIPLE}" "LLVM host triple"
303 valopt target-triples "${CFG_HOST_TRIPLE}" "LLVM target triples"
312 step_msg "looking for build programs"
314 probe_need CFG_PERL perl
315 probe_need CFG_CURL curl
316 probe_need CFG_PYTHON python2.7 python2.6 python2 python
318 python_version=$($CFG_PYTHON -V 2>&1)
319 if [ $(echo $python_version | grep -c '^Python 2\.[4567]') -ne 1 ]; then
320 err "Found $python_version, but LLVM requires Python 2.4-2.7"
323 # If we have no git directory then we are probably a tarball distribution
324 # and shouldn't attempt to load submodules
325 if [ ! -e ${CFG_SRC_DIR}.git ]
328 msg "git: no git directory. disabling submodules"
329 CFG_DISABLE_MANAGE_SUBMODULES=1
331 probe_need CFG_GIT git
334 probe CFG_CLANG clang++
337 probe CFG_LLVM_CONFIG llvm-config
338 probe CFG_VALGRIND valgrind
341 probe CFG_LLNEXTGEN LLnextgen
342 probe CFG_PANDOC pandoc
343 probe CFG_PDFLATEX pdflatex
344 probe CFG_XETEX xetex
345 probe CFG_LUATEX luatex
346 probe CFG_NODE nodejs node
347 if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
349 probe CFG_PAXCTL paxctl /sbin/paxctl
353 if [ ! -z "$CFG_PANDOC" ]
355 PV=$(pandoc --version | awk '/^pandoc/ {print $2}')
356 if [ "$PV" \< "1.8" ]
358 step_msg "pandoc $PV is too old. disabling"
363 if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
365 if [ ! -z "$CFG_ENABLE_PAX_FLAGS" -a -z "$CFG_PAXCTL" ]
367 err "enabled PaX markings but no paxctl binary found"
370 if [ -z "$CFG_DISABLE_PAX_FLAGS" ]
372 # GRSecurity/PaX detection. This can be very flaky.
375 # /dev/grsec only exists if CONFIG_GRKERNSEC_NO_RBAC is not set.
376 # /proc/sys/kernel/grsecurity is not available if ÇONFIG_GRKERNSEC_SYSCTL is not set.
377 if [ -e /dev/grsec -o -d /proc/sys/kernel/grsecurity ]
380 # /proc/config.gz is normally only available to root, and only if CONFIG_IKCONFIG_PROC has been set.
381 elif [ -r /proc/config.gz -a ! -z "$CFG_ZCAT" ]
383 if "$CFG_ZCAT" /proc/config.gz | grep --quiet "CONFIG_GRKERNSEC=y"
388 elif grep --quiet grsec /proc/version
393 if [ ! -z "$GRSEC_DETECTED" ]
395 step_msg "GRSecurity: yes"
396 if [ ! -z "$CFG_PAXCTL" ]
398 CFG_ENABLE_PAX_FLAGS=1
400 warn "GRSecurity kernel detected but no paxctl binary found: not setting CFG_ENABLE_PAX_FLAGS"
403 step_msg "GRSecurity: no"
408 if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
410 if [ ! -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc ]
412 err "no local rust to use"
414 LRV=`${CFG_LOCAL_RUST_ROOT}/bin/rustc --version`
415 step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: " $LRV
419 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
421 err "either clang or gcc is required"
424 if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
426 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
428 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
429 LLVM_VERSION=$($LLVM_CONFIG --version)
431 case $LLVM_VERSION in
432 (3.1svn|3.1|3.0svn|3.0)
433 msg "found ok version of LLVM: $LLVM_VERSION"
436 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
441 if [ ! -z "$CFG_ENABLE_CLANG" ]
443 if [ -z "$CFG_CLANG" ]
445 err "clang requested but not found"
447 CFG_CLANG_VERSION=$("$CFG_CLANG" \
450 | sed 's/.*\(version .*\)/\1/' \
453 case $CFG_CLANG_VERSION in
454 (3.0svn | 3.0 | 3.1 | 4.0 | 4.1)
455 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
456 CFG_C_COMPILER="clang"
459 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
466 # a little post-processing of various config values
468 CFG_PREFIX=${CFG_PREFIX%/}
469 CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
470 case $CFG_TARGET_TRIPLES in
471 (*$CFG_HOST_TRIPLE*) ;;
472 (*) err "Host triple is not among the target triples." ;;
475 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
477 err "either clang or gcc is required"
480 if [ ! -z "$CFG_PERF" ]
482 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
483 if [ -z "$HAVE_PERF_LOGFD" ];
485 CFG_PERF_WITH_LOGFD=1
486 putvar CFG_PERF_WITH_LOGFD
490 step_msg "making directories"
493 doc doc/core doc/std \
500 for t in $CFG_TARGET_TRIPLES
506 for t in $CFG_TARGET_TRIPLES
512 for t in $CFG_TARGET_TRIPLES
516 isaac bigint sync test arch/i386 arch/x86_64 \
517 libuv libuv/src/ares libuv/src/eio libuv/src/ev
523 # On windows we just store the libraries in the bin directory because
526 if [ "$CFG_OSTYPE" = "pc-mingw32" ]
531 for h in $CFG_TARGET_TRIPLES
533 for t in $CFG_TARGET_TRIPLES
538 make_dir $h/stage$i/bin
541 make_dir $h/stage$i/$CFG_LIBDIR
544 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
547 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
551 make_dir $h/test/run-pass
552 make_dir $h/test/run-pass-fulldeps
553 make_dir $h/test/run-fail
554 make_dir $h/test/compile-fail
555 make_dir $h/test/bench
556 make_dir $h/test/perf
557 make_dir $h/test/pretty
558 make_dir $h/test/doc-tutorial
559 make_dir $h/test/doc-tutorial-ffi
560 make_dir $h/test/doc-tutorial-macros
561 make_dir $h/test/doc-tutorial-borrowed-ptr
562 make_dir $h/test/doc-tutorial-tasks
563 make_dir $h/test/doc-ref
566 # Configure submodules
567 step_msg "configuring submodules"
569 # Have to be in the top of src directory for this
570 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
574 msg "git: submodule sync"
575 "${CFG_GIT}" submodule --quiet sync
577 msg "git: submodule update"
578 "${CFG_GIT}" submodule --quiet update --init
581 msg "git: submodule foreach sync"
582 "${CFG_GIT}" submodule --quiet foreach --recursive git submodule sync
585 msg "git: submodule foreach update"
586 "${CFG_GIT}" submodule --quiet update --init --recursive
589 # NB: this is just for the sake of getting the submodule SHA1 values
590 # and status written into the build log.
591 msg "git: submodule status"
592 "${CFG_GIT}" submodule status --recursive
594 msg "git: submodule clobber"
595 "${CFG_GIT}" submodule --quiet foreach --recursive git clean -dxf
597 "${CFG_GIT}" submodule --quiet foreach --recursive git checkout .
603 # Configure llvm, only if necessary
604 step_msg "looking at LLVM"
605 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
606 for t in $CFG_TARGET_TRIPLES
610 if [ -z $CFG_LLVM_ROOT ]
612 LLVM_BUILD_DIR=${CFG_BUILD_DIR}llvm/$t
613 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
616 # Just use LLVM straight from its build directory to
617 # avoid 'make install' time
618 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
620 LLVM_DBG_OPTS="--enable-optimized"
621 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
624 msg "not reconfiguring LLVM, external LLVM root"
625 # The user is using their own LLVM
627 LLVM_INST_DIR=$CFG_LLVM_ROOT
632 if [ ${do_reconfigure} -ne 0 ]
634 # because git is hilarious, it might have put the module index
635 # in a couple places.
636 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
637 index2="${CFG_SRC_DIR}src/llvm/.git/index"
638 for index in ${index1} ${index2}
640 config_status="${CFG_BUILD_DIR}llvm/$t/config.status"
641 if test -e ${index} -a \
642 -e ${config_status} -a \
643 ${config_status} -nt ${index}
645 msg "not reconfiguring LLVM, config.status is fresh"
651 if [ ${do_reconfigure} -ne 0 ]
653 msg "configuring LLVM for $t"
655 LLVM_TARGETS="--enable-targets=x86,x86_64"
656 LLVM_BUILD="--build=$t"
657 LLVM_HOST="--host=$t"
658 LLVM_TARGET="--target=$t"
660 # Disable unused LLVM features
661 LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs \
662 --enable-bindings=none --disable-threads \
665 if [ "$CFG_C_COMPILER" = "clang" ]
667 LLVM_CXX_32="clang++ -m32"
668 LLVM_CC_32="clang -m32"
670 LLVM_CXX_64="clang++"
673 LLVM_CXX_32="g++ -m32"
674 LLVM_CC_32="gcc -m32"
680 LLVM_CFLAGS_32="-m32"
681 LLVM_CXXFLAGS_32="-m32"
682 LLVM_LDFLAGS_32="-m32"
688 if echo $t | grep -q x86_64
690 LLVM_CXX=$LLVM_CXX_64
692 LLVM_CFLAGS=$LLVM_CFLAGS_64
693 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
694 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
696 LLVM_CXX=$LLVM_CXX_32
698 LLVM_CFLAGS=$LLVM_CFLAGS_32
699 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
700 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
706 CXXFLAGS=$LLVM_CXXFLAGS
707 LDFLAGS=$LLVM_LDFLAGS
709 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
710 $LLVM_HOST $LLVM_TARGET"
712 msg "configuring LLVM with:"
723 /* | [a-z]:* | [A-Z]:*)
724 ${CFG_LLVM_SRC_DIR}configure $LLVM_FLAGS
727 ${CFG_BUILD_DIR}${CFG_LLVM_SRC_DIR}configure \
731 need_ok "LLVM configure failed"
735 # Construct variables for LLVM build and install directories for
736 # each target. These will be named
737 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
738 # target_triple will be converted to underscore, because bash
739 # variables can't contain hyphens. The makefile will then have to
741 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
742 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
743 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
744 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
748 step_msg "writing configuration"
754 putvar CFG_CONFIGURE_ARGS
756 putvar CFG_TARGET_TRIPLES
757 putvar CFG_C_COMPILER
759 putvar CFG_DISABLE_MANAGE_SUBMODULES
761 if [ ! -z "$CFG_ENABLE_PAX_FLAGS" ]
763 putvar CFG_ENABLE_PAX_FLAGS
767 if [ ! -z $BAD_PANDOC ]
773 if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
776 putvar CFG_IN_TRANSITION
779 # Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
780 # on the Mac the dynamic linker causes Valgrind to emit a huge stream of
782 if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
785 putvar CFG_BAD_VALGRIND
789 putvar CFG_LLVM_SRC_DIR
791 for t in $CFG_TARGET_TRIPLES
793 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
794 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
795 putvar $CFG_LLVM_BUILD_DIR
796 putvar $CFG_LLVM_INST_DIR
799 # Munge any paths that appear in config.mk back to posix-y
800 perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
801 -e 's@\\@/@go;' config.tmp
805 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
806 move_if_changed config.tmp config.mk