14 echo "configure: WARNING: $1"
18 echo "configure: error: $1"
30 if which $1 >/dev/null 2>&1
55 printf "configure: %-20s := %.35s ...\n" $1 "$T"
57 printf "configure: %-20s := %s\n" $1 "$T"
59 printf "%-20s := %s\n" $1 "$T" >>config.mk
87 err "needed, but unable to find any of: $*"
99 local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
102 for arg in $CFG_CONFIGURE_ARGS
104 if echo "$arg" | grep -q -- "--$OP="
106 val=$(echo "$arg" | cut -f2 -d=)
116 OP="${OP}=[${DEFAULT}]"
117 printf " --%-30s %s\n" "$OP" "$DOC"
129 if [ $DEFAULT -eq 0 ]
139 for arg in $CFG_CONFIGURE_ARGS
141 if [ "$arg" = "--${FLAG}-${OP}" ]
143 OP=$(echo $OP | tr 'a-z-' 'A-Z_')
144 FLAG=$(echo $FLAG | tr 'a-z' 'A-Z')
145 local V="CFG_${FLAG}_${OP}"
155 printf " --%-30s %s\n" "$FLAG-$OP" "$DOC"
160 msg "looking for configure programs"
174 msg "inspecting environment"
176 CFG_OSTYPE=$(uname -s)
177 CFG_CPUTYPE=$(uname -m)
179 if [ $CFG_OSTYPE = Darwin -a $CFG_CPUTYPE = i386 ]
181 # Darwin's `uname -s` lies and always returns i386. We have to use sysctl
183 if sysctl hw.optional.x86_64 | grep ': 1'
189 # The goal here is to come up with the same triple as LLVM would,
190 # at least for the subset of platforms we're willing to target.
195 CFG_OSTYPE=unknown-linux-gnu
199 CFG_OSTYPE=unknown-freebsd
203 CFG_OSTYPE=apple-darwin
207 CFG_OSTYPE=pc-mingw32
211 err "unknown OS type: $CFG_OSTYPE"
218 i386 | i486 | i686 | i786 | x86)
226 x86_64 | x86-64 | x64 | amd64)
231 err "unknown CPU type: $CFG_CPUTYPE"
234 DEFAULT_HOST_TRIPLE="${CFG_CPUTYPE}-${CFG_OSTYPE}"
236 CFG_SELF=$(echo $0 | tr '\\' '/')
237 CFG_SRC_DIR=${CFG_SELF%${CFG_SELF##*/}}
238 CFG_BUILD_DIR=$(echo $PWD | tr '\\' '/')
239 CFG_CONFIGURE_ARGS="$@"
243 if [ "$1" = "--help" ]
248 echo "Usage: $CFG_SELF [options]"
253 msg "recreating config.mk"
256 step_msg "processing $CFG_SELF args"
259 opt sharedstd 1 "build libstd as a shared library"
260 opt valgrind 1 "run tests with valgrind"
261 opt docs 1 "build documentation"
262 opt optimize 1 "build optimized rust code"
263 opt optimize-cxx 1 "build optimized C++ code"
264 opt optimize-llvm 1 "build optimized LLVM"
265 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
266 opt manage-submodules 1 "let the build manage the git submodules"
267 opt mingw-cross 0 "cross-compile for win32 using mingw"
268 opt clang 0 "prefer clang to gcc for building the runtime"
269 valopt prefix "/usr/local" "set installation prefix"
270 valopt llvm-root "" "set LLVM root"
271 valopt host-triple "${DEFAULT_HOST_TRIPLE}" "LLVM host triple"
272 valopt target-triples "${CFG_HOST_TRIPLE}" "LLVM target triples"
281 step_msg "looking for build programs"
283 probe_need CFG_PERL perl
284 probe_need CFG_PYTHON python python2.6 python2 python3
285 probe_need CFG_CURL curl
288 probe CFG_CLANG clang++
290 probe CFG_LLVM_CONFIG llvm-config
291 probe CFG_VALGRIND valgrind
294 probe CFG_NATURALDOCS NaturalDocs naturaldocs
295 probe CFG_LLNEXTGEN LLnextgen
296 probe CFG_PANDOC pandoc
297 probe CFG_PDFLATEX pdflatex
298 probe CFG_XETEX xetex
299 probe CFG_LUATEX luatex
300 probe CFG_NODE nodejs node
303 if [ ! -z "$CFG_PANDOC" ]
305 PV=$(pandoc --version | awk '/^pandoc/ {print $2}')
306 if [ "$PV" \< "1.8" ]
308 step_msg "pandoc $PV is too old. disabling"
313 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
315 err "either clang or gcc is required"
318 if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
320 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
322 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
323 LLVM_VERSION=$($LLVM_CONFIG --version)
325 case $LLVM_VERSION in
327 msg "found ok version of LLVM: $LLVM_VERSION"
330 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
335 if [ ! -z "$CFG_ENABLE_CLANG" ]
337 if [ -z "$CFG_CLANG" ]
339 err "clang requested but not found"
341 CFG_CLANG_VERSION=$("$CFG_CLANG" \
344 | sed 's/.*\(version .*\)/\1/' \
347 case $CFG_CLANG_VERSION in
349 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
350 CFG_C_COMPILER="clang"
353 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
360 # a little post-processing of various config values
362 CFG_PREFIX=${CFG_PREFIX%/}
363 CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
364 case $CFG_TARGET_TRIPLES in
365 (*$CFG_HOST_TRIPLE*) ;;
366 (*) err "Host triple is not among the target triples." ;;
369 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
371 err "either clang or gcc is required"
374 if [ ! -z "$CFG_PERF" ]
376 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
377 if [ -z "$HAVE_PERF_LOGFD" ];
379 CFG_PERF_WITH_LOGFD=1
380 putvar CFG_PERF_WITH_LOGFD
384 step_msg "making directories"
387 doc doc/core doc/std \
395 for t in $CFG_TARGET_TRIPLES
401 for t in $CFG_TARGET_TRIPLES
407 for t in $CFG_TARGET_TRIPLES
411 isaac bigint sync test arch/i386 arch/x86_64 \
412 libuv libuv/src/ares libuv/src/eio libuv/src/ev
418 # On windows we just store the libraries in the bin directory because
421 if [ "$CFG_OSTYPE" = "pc-mingw32" ]
426 for h in $CFG_TARGET_TRIPLES
428 for t in $CFG_TARGET_TRIPLES
433 make_dir $h/stage$i/bin
436 make_dir $h/stage$i/$CFG_LIBDIR
439 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
442 make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
446 make_dir $h/test/run-pass
447 make_dir $h/test/run-fail
448 make_dir $h/test/compile-fail
449 make_dir $h/test/bench
450 make_dir $h/test/perf
451 make_dir $h/test/pretty
452 make_dir $h/test/doc-tutorial
455 # Configure submodules
456 step_msg "configuring submodules"
458 # If we have no git directory then we are probably a tarball distribution
459 # and shouldn't attempt to load submodules
460 if [ ! -e ${CFG_SRC_DIR}.git ]
462 msg "git: no git directory. disabling submodules"
463 CFG_DISABLE_MANAGE_SUBMODULES=1
466 # Have to be in the top of src directory for this
469 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
471 msg "git: submodule sync"
472 "${CFG_GIT}" submodule sync --quiet
473 SUBMODULE_STATUS=$("${CFG_GIT}" submodule status)
474 NEED_INIT_COUNT=$(echo "$SUBMODULE_STATUS" | grep -c "^-")
475 NEED_UPDATE_COUNT=$(echo "$SUBMODULE_STATUS" | grep -c "^+")
476 NEED_INIT=$(test $NEED_INIT_COUNT -gt 0)$?
477 NEED_UPDATE=$(test "($NEED_INIT)" -o "$NEED_UPDATE_COUNT" -gt 0)$?
485 msg "git: submodule init"
486 "${CFG_GIT}" submodule init --quiet
492 msg "git: submodule update"
493 "${CFG_GIT}" submodule update --quiet
500 # Configure llvm. Here we go...
501 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm
503 for t in $CFG_TARGET_TRIPLES
505 if [ -z $CFG_LLVM_ROOT ]
507 step_msg "configuring LLVM for $t"
509 LLVM_BUILD_DIR=$CFG_BUILD_DIR/llvm/$t
511 LLVM_TARGETS="--enable-targets=x86,x86_64"
512 LLVM_BUILD="--build=$t"
513 LLVM_HOST="--host=$t"
514 LLVM_TARGET="--target=$t"
516 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
519 # Just use LLVM straight from its build directory to
520 # avoid 'make install' time
521 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
523 LLVM_DBG_OPTS="--enable-optimized"
524 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
526 # Disable unused LLVM features
527 LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs --disable-jit --enable-bindings=none --disable-threads --disable-pthreads"
529 if [ "$CFG_C_COMPILER" = "clang" ]
531 LLVM_CXX_32="clang++ -m32"
532 LLVM_CC_32="clang -m32"
534 LLVM_CXX_64="clang++"
537 LLVM_CXX_32="g++ -m32"
538 LLVM_CC_32="gcc -m32"
544 LLVM_CFLAGS_32="-m32"
545 LLVM_CXXFLAGS_32="-m32"
546 LLVM_LDFLAGS_32="-m32"
552 if echo $t | grep x86_64
554 LLVM_CXX=$LLVM_CXX_64
556 LLVM_CFLAGS=$LLVM_CFLAGS_64
557 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
558 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
560 LLVM_CXX=$LLVM_CXX_32
562 LLVM_CFLAGS=$LLVM_CFLAGS_32
563 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
564 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
570 CXXFLAGS=$LLVM_CXXFLAGS
571 LDFLAGS=$LLVM_LDFLAGS
573 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD $LLVM_HOST $LLVM_TARGET"
575 msg "configuring LLVM with:"
586 /* | [a-z]:* | [A-Z]:*)
587 ${CFG_LLVM_SRC_DIR}/configure $LLVM_FLAGS
590 ${CFG_BUILD_DIR}/${CFG_LLVM_SRC_DIR}/configure $LLVM_FLAGS
593 need_ok "LLVM configure failed"
597 # The user is using their own LLVM
598 LLVM_INST_DIR=$CFG_LLVM_ROOT
601 # Construct variables for LLVM build and install directories for
602 # each target. These will be named
603 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
604 # target_triple will be converted to underscore, because bash
605 # variables can't contain hyphens. The makefile will then have to
607 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
608 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
609 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
610 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
614 step_msg "writing configuration"
620 putvar CFG_CONFIGURE_ARGS
622 putvar CFG_TARGET_TRIPLES
623 putvar CFG_C_COMPILER
626 # Setting this again because it may have been changed
627 if [ $CFG_DISABLE_MANAGE_SUBMODULES ]
629 putvar CFG_DISABLE_MANAGE_SUBMODULES
633 if [ ! -z $BAD_PANDOC ]
639 if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
642 putvar CFG_IN_TRANSITION
645 # Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
646 # on the Mac the dynamic linker causes Valgrind to emit a huge stream of
648 if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
651 putvar CFG_BAD_VALGRIND
655 putvar CFG_LLVM_SRC_DIR
657 for t in $CFG_TARGET_TRIPLES
659 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
660 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
661 putvar $CFG_LLVM_BUILD_DIR
662 putvar $CFG_LLVM_INST_DIR
666 # Munge any paths that appear in config.mk back to posix-y
667 perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
668 -e 's@\\@/@go;' config.mk
672 copy ${CFG_SRC_DIR}Makefile.in ./Makefile
673 chmod u-w Makefile # it is generated, make it read-only