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 $CFG_SELF args"
285 opt sharedstd 1 "build libstd as a shared library"
286 opt valgrind 1 "run tests with valgrind (memcheck by default)"
287 opt helgrind 0 "run tests with helgrind instead of memcheck"
288 opt docs 1 "build documentation"
289 opt optimize 1 "build optimized rust code"
290 opt optimize-cxx 1 "build optimized C++ code"
291 opt optimize-llvm 1 "build optimized LLVM"
292 opt debug 0 "build with extra debug fun"
293 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
294 opt manage-submodules 1 "let the build manage the git submodules"
295 opt mingw-cross 0 "cross-compile for win32 using mingw"
296 opt clang 0 "prefer clang to gcc for building the runtime"
297 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
298 valopt prefix "/usr/local" "set installation prefix"
299 valopt local-rust-root "/usr/local" "set prefix for local rust binary"
300 valopt llvm-root "" "set LLVM root"
301 valopt host-triple "${DEFAULT_HOST_TRIPLE}" "LLVM host triple"
302 valopt target-triples "${CFG_HOST_TRIPLE}" "LLVM target triples"
311 step_msg "looking for build programs"
313 probe_need CFG_PERL perl
314 probe_need CFG_PYTHON python python2.6 python2 python3
315 probe_need CFG_CURL curl
317 # If we have no git directory then we are probably a tarball distribution
318 # and shouldn't attempt to load submodules
319 if [ ! -e ${CFG_SRC_DIR}.git ]
322 msg "git: no git directory. disabling submodules"
323 CFG_DISABLE_MANAGE_SUBMODULES=1
325 probe_need CFG_GIT git
328 probe CFG_CLANG clang++
331 probe CFG_LLVM_CONFIG llvm-config
332 probe CFG_VALGRIND valgrind
335 probe CFG_LLNEXTGEN LLnextgen
336 probe CFG_PANDOC pandoc
337 probe CFG_PDFLATEX pdflatex
338 probe CFG_XETEX xetex
339 probe CFG_LUATEX luatex
340 probe CFG_NODE nodejs node
342 if [ ! -z "$CFG_PANDOC" ]
344 PV=$(pandoc --version | awk '/^pandoc/ {print $2}')
345 if [ "$PV" \< "1.8" ]
347 step_msg "pandoc $PV is too old. disabling"
352 if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
354 if [ ! -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc ]
356 err "no local rust to use"
358 LRV=`${CFG_LOCAL_RUST_ROOT}/bin/rustc --version`
359 step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: " $LRV
363 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
365 err "either clang or gcc is required"
368 if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
370 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
372 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
373 LLVM_VERSION=$($LLVM_CONFIG --version)
375 case $LLVM_VERSION in
377 msg "found ok version of LLVM: $LLVM_VERSION"
380 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
385 if [ ! -z "$CFG_ENABLE_CLANG" ]
387 if [ -z "$CFG_CLANG" ]
389 err "clang requested but not found"
391 CFG_CLANG_VERSION=$("$CFG_CLANG" \
394 | sed 's/.*\(version .*\)/\1/' \
397 case $CFG_CLANG_VERSION in
399 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
400 CFG_C_COMPILER="clang"
403 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
410 # a little post-processing of various config values
412 CFG_PREFIX=${CFG_PREFIX%/}
413 CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
414 case $CFG_TARGET_TRIPLES in
415 (*$CFG_HOST_TRIPLE*) ;;
416 (*) err "Host triple is not among the target triples." ;;
419 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
421 err "either clang or gcc is required"
424 if [ ! -z "$CFG_PERF" ]
426 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
427 if [ -z "$HAVE_PERF_LOGFD" ];
429 CFG_PERF_WITH_LOGFD=1
430 putvar CFG_PERF_WITH_LOGFD
434 step_msg "making directories"
437 doc doc/core doc/std \
444 for t in $CFG_TARGET_TRIPLES
450 for t in $CFG_TARGET_TRIPLES
456 for t in $CFG_TARGET_TRIPLES
460 isaac bigint sync test arch/i386 arch/x86_64 \
461 libuv libuv/src/ares libuv/src/eio libuv/src/ev
467 # On windows we just store the libraries in the bin directory because
470 if [ "$CFG_OSTYPE" = "pc-mingw32" ]
475 for h in $CFG_TARGET_TRIPLES
477 for t in $CFG_TARGET_TRIPLES
482 make_dir $h/stage$i/bin
485 make_dir $h/stage$i/$CFG_LIBDIR
488 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
491 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
495 make_dir $h/test/run-pass
496 make_dir $h/test/run-pass-fulldeps
497 make_dir $h/test/run-fail
498 make_dir $h/test/compile-fail
499 make_dir $h/test/bench
500 make_dir $h/test/perf
501 make_dir $h/test/pretty
502 make_dir $h/test/doc-tutorial
503 make_dir $h/test/doc-ref
506 # Configure submodules
507 step_msg "configuring submodules"
509 # Have to be in the top of src directory for this
510 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
514 msg "git: submodule sync"
515 "${CFG_GIT}" submodule --quiet sync
517 # NB: this is just for the sake of getting the submodule SHA1 values
518 # and status written into the build log.
519 msg "git: submodule status"
520 "${CFG_GIT}" submodule status --recursive
522 msg "git: submodule update"
523 "${CFG_GIT}" submodule --quiet update --init --recursive
526 msg "git: submodule clobber"
527 "${CFG_GIT}" submodule --quiet foreach --recursive git clean -dxf
529 "${CFG_GIT}" submodule --quiet foreach --recursive git checkout .
535 # Configure llvm, only if necessary
536 step_msg "looking at LLVM"
537 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
538 for t in $CFG_TARGET_TRIPLES
542 if [ -z $CFG_LLVM_ROOT ]
544 LLVM_BUILD_DIR=${CFG_BUILD_DIR}llvm/$t
545 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
548 # Just use LLVM straight from its build directory to
549 # avoid 'make install' time
550 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
552 LLVM_DBG_OPTS="--enable-optimized"
553 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
556 msg "not reconfiguring LLVM, external LLVM root"
557 # The user is using their own LLVM
559 LLVM_INST_DIR=$CFG_LLVM_ROOT
564 if [ ${do_reconfigure} -ne 0 ]
566 # because git is hilarious, it might have put the module index
567 # in a couple places.
568 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
569 index2="${CFG_SRC_DIR}src/llvm/.git/index"
570 for index in ${index1} ${index2}
572 config_status="${CFG_BUILD_DIR}llvm/$t/config.status"
573 if test -e ${index} -a \
574 -e ${config_status} -a \
575 ${config_status} -nt ${index}
577 msg "not reconfiguring LLVM, config.status is fresh"
583 if [ ${do_reconfigure} -ne 0 ]
585 msg "configuring LLVM for $t"
587 LLVM_TARGETS="--enable-targets=x86,x86_64"
588 LLVM_BUILD="--build=$t"
589 LLVM_HOST="--host=$t"
590 LLVM_TARGET="--target=$t"
592 # Disable unused LLVM features
593 LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs --disable-jit \
594 --enable-bindings=none --disable-threads \
597 if [ "$CFG_C_COMPILER" = "clang" ]
599 LLVM_CXX_32="clang++ -m32"
600 LLVM_CC_32="clang -m32"
602 LLVM_CXX_64="clang++"
605 LLVM_CXX_32="g++ -m32"
606 LLVM_CC_32="gcc -m32"
612 LLVM_CFLAGS_32="-m32"
613 LLVM_CXXFLAGS_32="-m32"
614 LLVM_LDFLAGS_32="-m32"
620 if echo $t | grep -q x86_64
622 LLVM_CXX=$LLVM_CXX_64
624 LLVM_CFLAGS=$LLVM_CFLAGS_64
625 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
626 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
628 LLVM_CXX=$LLVM_CXX_32
630 LLVM_CFLAGS=$LLVM_CFLAGS_32
631 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
632 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
638 CXXFLAGS=$LLVM_CXXFLAGS
639 LDFLAGS=$LLVM_LDFLAGS
641 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
642 $LLVM_HOST $LLVM_TARGET"
644 msg "configuring LLVM with:"
655 /* | [a-z]:* | [A-Z]:*)
656 ${CFG_LLVM_SRC_DIR}configure $LLVM_FLAGS
659 ${CFG_BUILD_DIR}${CFG_LLVM_SRC_DIR}configure \
663 need_ok "LLVM configure failed"
667 # Construct variables for LLVM build and install directories for
668 # each target. These will be named
669 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
670 # target_triple will be converted to underscore, because bash
671 # variables can't contain hyphens. The makefile will then have to
673 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
674 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
675 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
676 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
680 step_msg "writing configuration"
686 putvar CFG_CONFIGURE_ARGS
688 putvar CFG_TARGET_TRIPLES
689 putvar CFG_C_COMPILER
691 putvar CFG_DISABLE_MANAGE_SUBMODULES
693 if [ ! -z $BAD_PANDOC ]
699 if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
702 putvar CFG_IN_TRANSITION
705 # Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
706 # on the Mac the dynamic linker causes Valgrind to emit a huge stream of
708 if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
711 putvar CFG_BAD_VALGRIND
715 putvar CFG_LLVM_SRC_DIR
717 for t in $CFG_TARGET_TRIPLES
719 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
720 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
721 putvar $CFG_LLVM_BUILD_DIR
722 putvar $CFG_LLVM_INST_DIR
725 # Munge any paths that appear in config.mk back to posix-y
726 perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
727 -e 's@\\@/@go;' config.tmp
731 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
732 move_if_changed config.tmp config.mk