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 "${CFG_HOST_TRIPLE}" "LLVM target triples"
299 step_msg "looking for build programs"
301 probe_need CFG_PERL perl
302 probe_need CFG_PYTHON python python2.6 python2 python3
303 probe_need CFG_CURL curl
304 probe_need CFG_GIT git
305 probe CFG_CLANG clang++
307 probe CFG_LLVM_CONFIG llvm-config
308 probe CFG_VALGRIND valgrind
311 probe CFG_NATURALDOCS NaturalDocs naturaldocs
312 probe CFG_LLNEXTGEN LLnextgen
313 probe CFG_PANDOC pandoc
314 probe CFG_PDFLATEX pdflatex
315 probe CFG_XETEX xetex
316 probe CFG_LUATEX luatex
317 probe CFG_NODE nodejs node
320 if [ ! -z "$CFG_PANDOC" ]
322 PV=$(pandoc --version | awk '/^pandoc/ {print $2}')
323 if [ "$PV" \< "1.8" ]
325 step_msg "pandoc $PV is too old. disabling"
330 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
332 err "either clang or gcc is required"
335 if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
337 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
339 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
340 LLVM_VERSION=$($LLVM_CONFIG --version)
342 case $LLVM_VERSION in
344 msg "found ok version of LLVM: $LLVM_VERSION"
347 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
352 if [ ! -z "$CFG_ENABLE_CLANG" ]
354 if [ -z "$CFG_CLANG" ]
356 err "clang requested but not found"
358 CFG_CLANG_VERSION=$("$CFG_CLANG" \
361 | sed 's/.*\(version .*\)/\1/' \
364 case $CFG_CLANG_VERSION in
366 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
367 CFG_C_COMPILER="clang"
370 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
377 # a little post-processing of various config values
379 CFG_PREFIX=${CFG_PREFIX%/}
380 CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
381 case $CFG_TARGET_TRIPLES in
382 (*$CFG_HOST_TRIPLE*) ;;
383 (*) err "Host triple is not among the target triples." ;;
386 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
388 err "either clang or gcc is required"
391 if [ ! -z "$CFG_PERF" ]
393 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
394 if [ -z "$HAVE_PERF_LOGFD" ];
396 CFG_PERF_WITH_LOGFD=1
397 putvar CFG_PERF_WITH_LOGFD
401 step_msg "making directories"
404 doc doc/core doc/std \
412 for t in $CFG_TARGET_TRIPLES
418 for t in $CFG_TARGET_TRIPLES
424 for t in $CFG_TARGET_TRIPLES
428 isaac bigint sync test arch/i386 arch/x86_64 \
429 libuv libuv/src/ares libuv/src/eio libuv/src/ev
435 # On windows we just store the libraries in the bin directory because
438 if [ "$CFG_OSTYPE" = "pc-mingw32" ]
443 for h in $CFG_TARGET_TRIPLES
445 for t in $CFG_TARGET_TRIPLES
450 make_dir $h/stage$i/bin
453 make_dir $h/stage$i/$CFG_LIBDIR
456 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
459 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
463 make_dir $h/test/run-pass
464 make_dir $h/test/run-fail
465 make_dir $h/test/compile-fail
466 make_dir $h/test/bench
467 make_dir $h/test/perf
468 make_dir $h/test/pretty
469 make_dir $h/test/doc-tutorial
472 # Configure submodules
473 step_msg "configuring submodules"
475 # If we have no git directory then we are probably a tarball distribution
476 # and shouldn't attempt to load submodules
477 if [ ! -e ${CFG_SRC_DIR}.git ]
479 msg "git: no git directory. disabling submodules"
480 CFG_DISABLE_MANAGE_SUBMODULES=1
483 # Have to be in the top of src directory for this
484 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
487 msg "git: submodule sync"
488 "${CFG_GIT}" submodule sync --quiet
489 SUBMODULES=$("${CFG_GIT}" submodule status | awk '{print $2}')
492 msg "git: submodule status ${s}"
493 status=$("${CFG_GIT}" submodule status ${s} | awk '{print $1}')
496 msg "${s} is not initialized, initializing"
497 "${CFG_GIT}" submodule init --quiet ${s}
500 "${CFG_GIT}" submodule update --quiet ${s}
504 msg "${s} is not up to date, updating"
505 "${CFG_GIT}" submodule update --quiet ${s}
516 # Configure llvm, only if necessary
517 step_msg "looking at LLVM"
518 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm
519 for t in $CFG_TARGET_TRIPLES
523 if [ -z $CFG_LLVM_ROOT ]
525 LLVM_BUILD_DIR=$CFG_BUILD_DIR/llvm/$t
526 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
529 # Just use LLVM straight from its build directory to
530 # avoid 'make install' time
531 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
533 LLVM_DBG_OPTS="--enable-optimized"
534 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
537 msg "not reconfiguring LLVM, external LLVM root"
538 # The user is using their own LLVM
540 LLVM_INST_DIR=$CFG_LLVM_ROOT
545 if [ ${do_reconfigure} -ne 0 ]
547 # because git is hilarious, it might have put the module index
548 # in a couple places.
549 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
550 index2="${CFG_SRC_DIR}src/llvm/.git/index"
551 for index in ${index1} ${index2}
553 config_status="${CFG_BUILD_DIR}/llvm/$t/config.status"
554 if test -e ${index} -a \
555 -e ${config_status} -a \
556 ${config_status} -nt ${index}
558 msg "not reconfiguring LLVM, config.status is fresh"
564 if [ ${do_reconfigure} -ne 0 ]
566 msg "configuring LLVM for $t"
568 LLVM_TARGETS="--enable-targets=x86,x86_64"
569 LLVM_BUILD="--build=$t"
570 LLVM_HOST="--host=$t"
571 LLVM_TARGET="--target=$t"
573 # Disable unused LLVM features
574 LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs --disable-jit \
575 --enable-bindings=none --disable-threads \
578 if [ "$CFG_C_COMPILER" = "clang" ]
580 LLVM_CXX_32="clang++ -m32"
581 LLVM_CC_32="clang -m32"
583 LLVM_CXX_64="clang++"
586 LLVM_CXX_32="g++ -m32"
587 LLVM_CC_32="gcc -m32"
593 LLVM_CFLAGS_32="-m32"
594 LLVM_CXXFLAGS_32="-m32"
595 LLVM_LDFLAGS_32="-m32"
601 if echo $t | grep -q x86_64
603 LLVM_CXX=$LLVM_CXX_64
605 LLVM_CFLAGS=$LLVM_CFLAGS_64
606 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
607 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
609 LLVM_CXX=$LLVM_CXX_32
611 LLVM_CFLAGS=$LLVM_CFLAGS_32
612 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
613 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
619 CXXFLAGS=$LLVM_CXXFLAGS
620 LDFLAGS=$LLVM_LDFLAGS
622 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
623 $LLVM_HOST $LLVM_TARGET"
625 msg "configuring LLVM with:"
636 /* | [a-z]:* | [A-Z]:*)
637 ${CFG_LLVM_SRC_DIR}/configure $LLVM_FLAGS
640 ${CFG_BUILD_DIR}/${CFG_LLVM_SRC_DIR}/configure \
644 need_ok "LLVM configure failed"
648 # Construct variables for LLVM build and install directories for
649 # each target. These will be named
650 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
651 # target_triple will be converted to underscore, because bash
652 # variables can't contain hyphens. The makefile will then have to
654 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
655 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
656 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
657 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
661 step_msg "writing configuration"
667 putvar CFG_CONFIGURE_ARGS
669 putvar CFG_TARGET_TRIPLES
670 putvar CFG_C_COMPILER
673 # Setting this again because it may have been changed
674 if [ $CFG_DISABLE_MANAGE_SUBMODULES ]
676 putvar CFG_DISABLE_MANAGE_SUBMODULES
680 if [ ! -z $BAD_PANDOC ]
686 if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
689 putvar CFG_IN_TRANSITION
692 # Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
693 # on the Mac the dynamic linker causes Valgrind to emit a huge stream of
695 if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
698 putvar CFG_BAD_VALGRIND
702 putvar CFG_LLVM_SRC_DIR
704 for t in $CFG_TARGET_TRIPLES
706 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
707 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
708 putvar $CFG_LLVM_BUILD_DIR
709 putvar $CFG_LLVM_INST_DIR
713 # Munge any paths that appear in config.mk back to posix-y
714 perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
715 -e 's@\\@/@go;' config.tmp
719 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
720 move_if_changed config.tmp config.mk