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\n" $1 "$T"
76 printf "%-20s := %s\n" $1 "$T" >>config.tmp
104 err "needed, but unable to find any of: $*"
116 local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
119 for arg in $CFG_CONFIGURE_ARGS
121 if echo "$arg" | grep -q -- "--$OP="
123 val=$(echo "$arg" | cut -f2 -d=)
133 OP="${OP}=[${DEFAULT}]"
134 printf " --%-30s %s\n" "$OP" "$DOC"
146 if [ $DEFAULT -eq 0 ]
156 for arg in $CFG_CONFIGURE_ARGS
158 if [ "$arg" = "--${FLAG}-${OP}" ]
160 OP=$(echo $OP | tr 'a-z-' 'A-Z_')
161 FLAG=$(echo $FLAG | tr 'a-z' 'A-Z')
162 local V="CFG_${FLAG}_${OP}"
172 printf " --%-30s %s\n" "$FLAG-$OP" "$DOC"
176 msg "looking for configure programs"
191 msg "inspecting environment"
193 CFG_OSTYPE=$(uname -s)
194 CFG_CPUTYPE=$(uname -m)
196 if [ $CFG_OSTYPE = Darwin -a $CFG_CPUTYPE = i386 ]
198 # Darwin's `uname -s` lies and always returns i386. We have to use sysctl
200 if sysctl hw.optional.x86_64 | grep -q ': 1'
206 # The goal here is to come up with the same triple as LLVM would,
207 # at least for the subset of platforms we're willing to target.
212 CFG_OSTYPE=unknown-linux-gnu
216 CFG_OSTYPE=unknown-freebsd
220 CFG_OSTYPE=apple-darwin
224 CFG_OSTYPE=pc-mingw32
228 err "unknown OS type: $CFG_OSTYPE"
235 i386 | i486 | i686 | i786 | x86)
243 x86_64 | x86-64 | x64 | amd64)
248 err "unknown CPU type: $CFG_CPUTYPE"
251 DEFAULT_HOST_TRIPLE="${CFG_CPUTYPE}-${CFG_OSTYPE}"
253 CFG_SELF=$(echo $0 | tr '\\' '/')
254 CFG_SRC_DIR=${CFG_SELF%${CFG_SELF##*/}}
255 CFG_BUILD_DIR=$(echo $PWD | tr '\\' '/')
256 CFG_CONFIGURE_ARGS="$@"
260 if [ "$1" = "--help" ]
265 echo "Usage: $CFG_SELF [options]"
270 msg "recreating config.tmp"
273 step_msg "processing $CFG_SELF args"
276 opt sharedstd 1 "build libstd as a shared library"
277 opt valgrind 1 "run tests with valgrind (memcheck by default)"
278 opt helgrind 0 "run tests with helgrind instead of memcheck"
279 opt docs 1 "build documentation"
280 opt optimize 1 "build optimized rust code"
281 opt optimize-cxx 1 "build optimized C++ code"
282 opt optimize-llvm 1 "build optimized LLVM"
283 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
284 opt manage-submodules 1 "let the build manage the git submodules"
285 opt mingw-cross 0 "cross-compile for win32 using mingw"
286 opt clang 0 "prefer clang to gcc for building the runtime"
287 valopt prefix "/usr/local" "set installation prefix"
288 valopt llvm-root "" "set LLVM root"
289 valopt host-triple "${DEFAULT_HOST_TRIPLE}" "LLVM host triple"
290 valopt target-triples "${CFG_HOST_TRIPLE}" "LLVM target triples"
299 step_msg "looking for build programs"
301 probe_need CFG_PERL perl
302 probe_need CFG_PYTHON python python2.6 python2 python3
303 probe_need CFG_CURL curl
305 # If we have no git directory then we are probably a tarball distribution
306 # and shouldn't attempt to load submodules
307 if [ ! -e ${CFG_SRC_DIR}.git ]
309 msg "git: no git directory. disabling submodules"
310 CFG_DISABLE_MANAGE_SUBMODULES=1
312 probe_need CFG_GIT git
315 probe CFG_CLANG clang++
317 probe CFG_LLVM_CONFIG llvm-config
318 probe CFG_VALGRIND valgrind
321 probe CFG_NATURALDOCS NaturalDocs naturaldocs
322 probe CFG_LLNEXTGEN LLnextgen
323 probe CFG_PANDOC pandoc
324 probe CFG_PDFLATEX pdflatex
325 probe CFG_XETEX xetex
326 probe CFG_LUATEX luatex
327 probe CFG_NODE nodejs node
330 if [ ! -z "$CFG_PANDOC" ]
332 PV=$(pandoc --version | awk '/^pandoc/ {print $2}')
333 if [ "$PV" \< "1.8" ]
335 step_msg "pandoc $PV is too old. disabling"
340 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
342 err "either clang or gcc is required"
345 if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
347 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
349 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
350 LLVM_VERSION=$($LLVM_CONFIG --version)
352 case $LLVM_VERSION in
354 msg "found ok version of LLVM: $LLVM_VERSION"
357 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
362 if [ ! -z "$CFG_ENABLE_CLANG" ]
364 if [ -z "$CFG_CLANG" ]
366 err "clang requested but not found"
368 CFG_CLANG_VERSION=$("$CFG_CLANG" \
371 | sed 's/.*\(version .*\)/\1/' \
374 case $CFG_CLANG_VERSION in
376 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
377 CFG_C_COMPILER="clang"
380 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
387 # a little post-processing of various config values
389 CFG_PREFIX=${CFG_PREFIX%/}
390 CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
391 case $CFG_TARGET_TRIPLES in
392 (*$CFG_HOST_TRIPLE*) ;;
393 (*) err "Host triple is not among the target triples." ;;
396 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
398 err "either clang or gcc is required"
401 if [ ! -z "$CFG_PERF" ]
403 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
404 if [ -z "$HAVE_PERF_LOGFD" ];
406 CFG_PERF_WITH_LOGFD=1
407 putvar CFG_PERF_WITH_LOGFD
411 step_msg "making directories"
414 doc doc/core doc/std \
422 for t in $CFG_TARGET_TRIPLES
428 for t in $CFG_TARGET_TRIPLES
434 for t in $CFG_TARGET_TRIPLES
438 isaac bigint sync test arch/i386 arch/x86_64 \
439 libuv libuv/src/ares libuv/src/eio libuv/src/ev
445 # On windows we just store the libraries in the bin directory because
448 if [ "$CFG_OSTYPE" = "pc-mingw32" ]
453 for h in $CFG_TARGET_TRIPLES
455 for t in $CFG_TARGET_TRIPLES
460 make_dir $h/stage$i/bin
463 make_dir $h/stage$i/$CFG_LIBDIR
466 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
469 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
473 make_dir $h/test/run-pass
474 make_dir $h/test/run-fail
475 make_dir $h/test/compile-fail
476 make_dir $h/test/bench
477 make_dir $h/test/perf
478 make_dir $h/test/pretty
479 make_dir $h/test/doc-tutorial
482 # Configure submodules
483 step_msg "configuring submodules"
485 # If we have no git directory then we are probably a tarball distribution
486 # and shouldn't attempt to load submodules
487 if [ ! -e ${CFG_SRC_DIR}.git ]
489 msg "git: no git directory. disabling submodules"
490 CFG_DISABLE_MANAGE_SUBMODULES=1
493 # Have to be in the top of src directory for this
494 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
497 msg "git: submodule sync"
498 "${CFG_GIT}" submodule sync --quiet
499 SUBMODULES=$("${CFG_GIT}" submodule status | awk '{print $2}')
502 msg "git: submodule status ${s}"
503 status=$("${CFG_GIT}" submodule status ${s} | awk '{print $1}')
506 msg "${s} is not initialized, initializing"
507 "${CFG_GIT}" submodule init --quiet ${s}
510 "${CFG_GIT}" submodule update --quiet ${s}
514 msg "${s} is not up to date, updating"
515 "${CFG_GIT}" submodule update --quiet ${s}
526 # Configure llvm, only if necessary
527 step_msg "looking at LLVM"
528 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm
529 for t in $CFG_TARGET_TRIPLES
533 if [ -z $CFG_LLVM_ROOT ]
535 LLVM_BUILD_DIR=$CFG_BUILD_DIR/llvm/$t
536 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
539 # Just use LLVM straight from its build directory to
540 # avoid 'make install' time
541 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
543 LLVM_DBG_OPTS="--enable-optimized"
544 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
547 msg "not reconfiguring LLVM, external LLVM root"
548 # The user is using their own LLVM
550 LLVM_INST_DIR=$CFG_LLVM_ROOT
555 if [ ${do_reconfigure} -ne 0 ]
557 # because git is hilarious, it might have put the module index
558 # in a couple places.
559 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
560 index2="${CFG_SRC_DIR}src/llvm/.git/index"
561 for index in ${index1} ${index2}
563 config_status="${CFG_BUILD_DIR}/llvm/$t/config.status"
564 if test -e ${index} -a \
565 -e ${config_status} -a \
566 ${config_status} -nt ${index}
568 msg "not reconfiguring LLVM, config.status is fresh"
574 if [ ${do_reconfigure} -ne 0 ]
576 msg "configuring LLVM for $t"
578 LLVM_TARGETS="--enable-targets=x86,x86_64"
579 LLVM_BUILD="--build=$t"
580 LLVM_HOST="--host=$t"
581 LLVM_TARGET="--target=$t"
583 # Disable unused LLVM features
584 LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs --disable-jit \
585 --enable-bindings=none --disable-threads \
588 if [ "$CFG_C_COMPILER" = "clang" ]
590 LLVM_CXX_32="clang++ -m32"
591 LLVM_CC_32="clang -m32"
593 LLVM_CXX_64="clang++"
596 LLVM_CXX_32="g++ -m32"
597 LLVM_CC_32="gcc -m32"
603 LLVM_CFLAGS_32="-m32"
604 LLVM_CXXFLAGS_32="-m32"
605 LLVM_LDFLAGS_32="-m32"
611 if echo $t | grep -q x86_64
613 LLVM_CXX=$LLVM_CXX_64
615 LLVM_CFLAGS=$LLVM_CFLAGS_64
616 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
617 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
619 LLVM_CXX=$LLVM_CXX_32
621 LLVM_CFLAGS=$LLVM_CFLAGS_32
622 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
623 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
629 CXXFLAGS=$LLVM_CXXFLAGS
630 LDFLAGS=$LLVM_LDFLAGS
632 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
633 $LLVM_HOST $LLVM_TARGET"
635 msg "configuring LLVM with:"
646 /* | [a-z]:* | [A-Z]:*)
647 ${CFG_LLVM_SRC_DIR}/configure $LLVM_FLAGS
650 ${CFG_BUILD_DIR}/${CFG_LLVM_SRC_DIR}/configure \
654 need_ok "LLVM configure failed"
658 # Construct variables for LLVM build and install directories for
659 # each target. These will be named
660 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
661 # target_triple will be converted to underscore, because bash
662 # variables can't contain hyphens. The makefile will then have to
664 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
665 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
666 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
667 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
671 step_msg "writing configuration"
677 putvar CFG_CONFIGURE_ARGS
679 putvar CFG_TARGET_TRIPLES
680 putvar CFG_C_COMPILER
683 # Setting this again because it may have been changed
684 if [ $CFG_DISABLE_MANAGE_SUBMODULES ]
686 putvar CFG_DISABLE_MANAGE_SUBMODULES
690 if [ ! -z $BAD_PANDOC ]
696 if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
699 putvar CFG_IN_TRANSITION
702 # Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
703 # on the Mac the dynamic linker causes Valgrind to emit a huge stream of
705 if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
708 putvar CFG_BAD_VALGRIND
712 putvar CFG_LLVM_SRC_DIR
714 for t in $CFG_TARGET_TRIPLES
716 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
717 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
718 putvar $CFG_LLVM_BUILD_DIR
719 putvar $CFG_LLVM_INST_DIR
723 # Munge any paths that appear in config.mk back to posix-y
724 perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
725 -e 's@\\@/@go;' config.tmp
729 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
730 move_if_changed config.tmp config.mk