14 echo "configure: WARNING: $1"
18 echo "configure: error: $1"
30 if command -v $1 >/dev/null 2>&1
31 then msg "found program $1"
32 else err "need program $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
85 printf "configure: %-20s := %.35s ...\n" $1 "$T"
87 printf "configure: %-20s := %s %s\n" $1 "$T" "$2"
91 printf "%-20s := \n" $1 >>config.tmp
93 printf "%-20s := \"%s\"\n" $1 "$T" >>config.tmp
104 T=$(command -v $P 2>&1)
107 VER0=$($P --version 2>/dev/null | head -1 \
108 | sed -e 's/[^0-9]*\([vV]\?[0-9.]\+[^ ]*\).*/\1/' )
109 if [ $? -eq 0 -a "x${VER0}" != "x" ]
131 err "needed, but unable to find any of: $*"
136 for arg in $CFG_CONFIGURE_ARGS
139 for option in $BOOL_OPTIONS
141 if test --disable-$option = $arg
145 if test --enable-$option = $arg
150 for option in $VAL_OPTIONS
152 if echo "$arg" | grep -q -- "--$option="
157 if [ "$arg" = "--help" ]
160 echo "No more help available for Configure options,"
161 echo "check the Wiki or join our IRC channel"
164 if test $isArgValid -eq 0
166 err "Option '$arg' is not recognized"
172 # `valopt OPTION_NAME DEFAULT DOC` extracts a string-valued option
173 # from command line, using provided default value for the option if
174 # not present, and saves it to the generated config.mk.
176 # `valopt_nosave` is much the same, except that it does not save the
177 # result to config.mk (instead the script should use `putvar` itself
178 # later on to save it). `valopt_core` is the core upon which the
179 # other two are built.
182 VAL_OPTIONS="$VAL_OPTIONS $2"
193 local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
196 for arg in $CFG_CONFIGURE_ARGS
198 if echo "$arg" | grep -q -- "--$OP="
200 val=$(echo "$arg" | cut -f2 -d=)
204 if [ "$SAVE" = "save" ]
213 OP="${OP}=[${DEFAULT}]"
214 printf " --%-30s %s\n" "$OP" "$DOC"
219 valopt_core nosave "$@"
223 valopt_core save "$@"
226 # `opt OPTION_NAME DEFAULT DOC` extracts a boolean-valued option from
227 # command line, using the provided default value (0/1) for the option
228 # if not present, and saves it to the generated config.mk.
230 # `opt_nosave` is much the same, except that it does not save the
231 # result to config.mk (instead the script should use `putvar` itself
232 # later on to save it). `opt_core` is the core upon which the other
236 BOOL_OPTIONS="$BOOL_OPTIONS $2"
247 if [ $DEFAULT -eq 0 ]
257 for arg in $CFG_CONFIGURE_ARGS
259 if [ "$arg" = "--${FLAG}-${OP}" ]
261 OP=$(echo $OP | tr 'a-z-' 'A-Z_')
262 FLAG=$(echo $FLAG | tr 'a-z' 'A-Z')
263 local V="CFG_${FLAG}_${OP}"
265 if [ "$SAVE" = "save" ]
276 printf " --%-30s %s\n" "$FLAG-$OP" "$DOC"
290 local V="CFG_${NAME}"
293 # If configure didn't set a value already, then check environment.
295 # (It is recommended that the configure script always check the
296 # environment before setting any values to envopt variables; see
297 # e.g. how CFG_CC is handled, where it first checks `-z "$CC"`,
298 # and issues msg if it ends up employing that provided value.)
305 # If script or environment provided a value, save it.
314 i686-w64-mingw32) echo i686-pc-windows-gnu ;;
315 x86_64-w64-mingw32) echo x86_64-pc-windows-gnu ;;
322 i686-pc-windows-gnu) echo i686-w64-mingw32 ;;
323 x86_64-pc-windows-gnu) echo x86_64-w64-mingw32 ;;
328 msg "looking for configure programs"
345 msg "inspecting environment"
347 CFG_OSTYPE=$(uname -s)
348 CFG_CPUTYPE=$(uname -m)
350 if [ $CFG_OSTYPE = Darwin -a $CFG_CPUTYPE = i386 ]
352 # Darwin's `uname -s` lies and always returns i386. We have to use sysctl
354 if sysctl hw.optional.x86_64 | grep -q ': 1'
360 # The goal here is to come up with the same triple as LLVM would,
361 # at least for the subset of platforms we're willing to target.
366 CFG_OSTYPE=unknown-linux-gnu
370 CFG_OSTYPE=unknown-freebsd
374 CFG_OSTYPE=unknown-dragonfly
378 CFG_OSTYPE=unknown-openbsd
382 CFG_OSTYPE=apple-darwin
386 # msys' `uname` does not print gcc configuration, but prints msys
387 # configuration. so we cannot believe `uname -m`:
388 # msys1 is always i686 and msys2 is always x86_64.
389 # instead, msys defines $MSYSTEM which is MINGW32 on i686 and
392 CFG_OSTYPE=pc-windows-gnu
393 if [ "$MSYSTEM" = MINGW64 ]
400 CFG_OSTYPE=pc-windows-gnu
403 # Thad's Cygwin identifers below
407 CFG_OSTYPE=pc-windows-gnu
413 CFG_OSTYPE=pc-windows-gnu
419 CFG_OSTYPE=pc-windows-gnu
425 CFG_OSTYPE=pc-windows-gnu
429 # We do not detect other OS such as XP/2003 using 64 bit using uname.
430 # If we want to in the future, we will need to use Cygwin - Chuck's csih helper in /usr/lib/csih/winProductName.exe or alternative.
432 err "unknown OS type: $CFG_OSTYPE"
439 i386 | i486 | i686 | i786 | x86)
449 CFG_OSTYPE="${CFG_OSTYPE}eabihf"
460 x86_64 | x86-64 | x64 | amd64)
465 err "unknown CPU type: $CFG_CPUTYPE"
468 # Detect 64 bit linux systems with 32 bit userland and force 32 bit compilation
469 if [ $CFG_OSTYPE = unknown-linux-gnu -a $CFG_CPUTYPE = x86_64 ]
471 file -L "$SHELL" | grep -q "x86[_-]64"
478 DEFAULT_BUILD="${CFG_CPUTYPE}-${CFG_OSTYPE}"
480 CFG_SRC_DIR="$(cd $(dirname $0) && pwd)/"
481 CFG_BUILD_DIR="$(pwd)/"
483 CFG_CONFIGURE_ARGS="$@"
487 if [ "$1" = "--help" ]
492 echo "Usage: $CFG_SELF [options]"
497 msg "recreating config.tmp"
500 step_msg "processing $CFG_SELF args"
506 opt valgrind 0 "run tests with valgrind (memcheck by default)"
507 opt helgrind 0 "run tests with helgrind instead of memcheck"
508 opt valgrind-rpass 1 "run rpass-valgrind tests with valgrind"
509 opt docs 1 "build documentation"
510 opt optimize 1 "build optimized rust code"
511 opt optimize-cxx 1 "build optimized C++ code"
512 opt optimize-llvm 1 "build optimized LLVM"
513 opt optimize-tests 1 "build tests with optimizations"
514 opt libcpp 1 "build with llvm with libc++ instead of libstdc++ when using clang"
515 opt llvm-assertions 1 "build LLVM with assertions"
516 opt debug 1 "build with extra debug fun"
517 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
518 opt ccache 0 "invoke gcc/clang via ccache to reuse object files between builds"
519 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
520 opt llvm-static-stdcpp 0 "statically link to libstdc++ for LLVM"
521 opt rpath 0 "build rpaths into rustc itself"
522 opt nightly 0 "build nightly packages"
523 opt verify-install 1 "verify installed binaries work"
524 # This is used by the automation to produce single-target nightlies
525 opt dist-host-only 0 "only install bins for the host architecture"
526 opt inject-std-version 1 "inject the current compiler version of libstd into programs"
527 opt jemalloc 1 "build liballoc with jemalloc"
528 opt llvm-version-check 1 "don't check if the LLVM version is supported, build anyway"
530 valopt localstatedir "/var/lib" "local state directory"
531 valopt sysconfdir "/etc" "install system configuration files"
533 valopt datadir "${CFG_PREFIX}/share" "install data"
534 valopt infodir "${CFG_PREFIX}/share/info" "install additional info"
535 valopt llvm-root "" "set LLVM root"
536 valopt jemalloc-root "" "set directory where libjemalloc_pic.a is located"
537 valopt build "${DEFAULT_BUILD}" "GNUs ./configure syntax LLVM build triple"
538 valopt android-cross-path "/opt/ndk_standalone" "Android NDK standalone path"
540 # Many of these are saved below during the "writing configuration" step
541 # (others are conditionally saved).
542 opt_nosave manage-submodules 1 "let the build manage the git submodules"
543 opt_nosave clang 0 "prefer clang to gcc for building the runtime"
545 valopt_nosave prefix "/usr/local" "set installation prefix"
546 valopt_nosave local-rust-root "/usr/local" "set prefix for local rust binary"
547 valopt_nosave host "${CFG_BUILD}" "GNUs ./configure syntax LLVM host triples"
548 valopt_nosave target "${CFG_HOST}" "GNUs ./configure syntax LLVM target triples"
549 valopt_nosave mandir "${CFG_PREFIX}/share/man" "install man pages in PATH"
550 valopt_nosave release-channel "dev" "the name of the release channel to build"
552 # Temporarily support old triples until buildbots get updated
553 CFG_BUILD=$(to_llvm_triple $CFG_BUILD)
554 putvar CFG_BUILD # Yes, this creates a duplicate entry, but the last one wins.
555 CFG_HOST=$(to_llvm_triple $CFG_HOST)
556 CFG_TARGET=$(to_llvm_triple $CFG_TARGET)
558 # On windows we just store the libraries in the bin directory because
559 # there's no rpath. This is where the build system itself puts libraries;
560 # --libdir is used to configure the installation directory.
561 # FIXME: This needs to parameterized over target triples. Do it in platform.mk
562 if [ "$CFG_OSTYPE" = "pc-windows-gnu" ]
564 CFG_LIBDIR_RELATIVE=bin
566 CFG_LIBDIR_RELATIVE=lib
569 valopt libdir "${CFG_PREFIX}/${CFG_LIBDIR_RELATIVE}" "install libraries (do not set it on windows platform)"
571 case "$CFG_LIBDIR" in
572 "$CFG_PREFIX"/*) CAT_INC=2;;
573 "$CFG_PREFIX"*) CAT_INC=1;;
575 err "libdir must begin with the prefix. Use --prefix to set it accordingly.";;
578 CFG_LIBDIR_RELATIVE=`echo ${CFG_LIBDIR} | cut -c$((${#CFG_PREFIX}+${CAT_INC}))-`
580 if [ "$CFG_OSTYPE" = "pc-windows-gnu" ] && [ "$CFG_LIBDIR_RELATIVE" != "bin" ]; then
581 err "libdir on windows should be set to 'bin'"
591 step_msg "validating $CFG_SELF args"
594 # Validate the release channel
595 case "$CFG_RELEASE_CHANNEL" in
596 (dev | nightly | beta | stable)
599 err "release channel must be 'dev', 'nightly', 'beta' or 'stable'"
603 # Continue supporting the old --enable-nightly flag to transition the bots
605 if [ ! -z "$CFG_ENABLE_NIGHTLY" ]
607 CFG_RELEASE_CHANNEL=nightly
609 putvar CFG_RELEASE_CHANNEL
611 # A magic value that allows the compiler to use unstable features
612 # during the bootstrap even when doing so would normally be an error
613 # because of feature staging or because the build turns on
614 # warnings-as-errors and unstable features default to warnings. The
615 # build has to match this key in an env var. Meant to be a mild
616 # deterrent from users just turning on unstable features on the stable
618 # Basing CFG_BOOTSTRAP_KEY on CFG_BOOTSTRAP_KEY lets it get picked up
619 # during a Makefile reconfig.
620 CFG_BOOTSTRAP_KEY="${CFG_BOOTSTRAP_KEY-`date +%H:%M:%S`}"
621 putvar CFG_BOOTSTRAP_KEY
623 step_msg "looking for build programs"
625 probe_need CFG_CURLORWGET curl wget
626 probe_need CFG_PYTHON python2.7 python2.6 python2 python
628 python_version=$($CFG_PYTHON -V 2>&1)
629 if [ $(echo $python_version | grep -c '^Python 2\.[4567]') -ne 1 ]; then
630 err "Found $python_version, but LLVM requires Python 2.4-2.7"
633 # If we have no git directory then we are probably a tarball distribution
634 # and shouldn't attempt to load submodules
635 if [ ! -e ${CFG_SRC_DIR}.git ]
638 msg "git: no git directory. disabling submodules"
639 CFG_DISABLE_MANAGE_SUBMODULES=1
641 probe_need CFG_GIT git
644 probe CFG_CLANG clang++
645 probe CFG_CCACHE ccache
648 probe CFG_VALGRIND valgrind
651 probe CFG_JAVAC javac
652 probe CFG_ANTLR4 antlr4
655 probe CFG_BISON bison
656 probe CFG_PANDOC pandoc
657 probe CFG_XELATEX xelatex
661 if [ ! -z "$CFG_GDB" ]
663 # Store GDB's version
664 CFG_GDB_VERSION=$($CFG_GDB --version 2>/dev/null | head -1)
665 putvar CFG_GDB_VERSION
668 if [ ! -z "$CFG_LLDB" ]
670 # Store LLDB's version
671 CFG_LLDB_VERSION=$($CFG_LLDB --version 2>/dev/null | head -1)
672 putvar CFG_LLDB_VERSION
674 # If CFG_LLDB_PYTHON_DIR is not already set from the outside and valid, try to read it from
675 # LLDB via the -P commandline options.
676 if [ -z "$CFG_LLDB_PYTHON_DIR" ] || [ ! -d "$CFG_LLDB_PYTHON_DIR" ]
678 CFG_LLDB_PYTHON_DIR=$($CFG_LLDB -P)
680 # If CFG_LLDB_PYTHON_DIR is not a valid directory, set it to something more readable
681 if [ ! -d "$CFG_LLDB_PYTHON_DIR" ]
683 CFG_LLDB_PYTHON_DIR="LLDB_PYTHON_DIRECTORY_NOT_FOUND"
686 putvar CFG_LLDB_PYTHON_DIR
690 step_msg "looking for target specific programs"
694 if [ ! -z "$CFG_PANDOC" ]
696 PV_MAJOR_MINOR=$(pandoc --version | grep '^pandoc\(.exe\)\? ' |
697 # extract the first 2 version fields, ignore everything else
698 sed 's/pandoc\(.exe\)\? \([0-9]*\)\.\([0-9]*\).*/\2 \3/')
702 # these patterns are shell globs, *not* regexps
703 PV_MAJOR=${PV_MAJOR_MINOR% *}
704 PV_MINOR=${PV_MAJOR_MINOR#* }
705 if [ "$PV_MAJOR" -lt "$MIN_PV_MAJOR" ] || [ "$PV_MINOR" -lt "$MIN_PV_MINOR" ]
707 step_msg "pandoc $PV_MAJOR.$PV_MINOR is too old. Need at least $MIN_PV_MAJOR.$MIN_PV_MINOR. Disabling"
713 if [ "$CFG_OSTYPE" = "pc-windows-gnu" ]
718 if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
720 system_rustc=$(which rustc)
721 if [ -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} ]
723 : # everything already configured
724 elif [ -n "$system_rustc" ]
726 # we assume that rustc is in a /bin directory
727 CFG_LOCAL_RUST_ROOT=${system_rustc%/bin/rustc}
729 err "no local rust to use"
732 CMD="${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF}"
736 step_msg "failure while running $CMD --version"
739 step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: $LRV"
740 putvar CFG_LOCAL_RUST_ROOT
743 # Force freebsd to build with clang; gcc doesn't like us there
744 if [ $CFG_OSTYPE = unknown-freebsd ]
746 step_msg "on FreeBSD, forcing use of clang"
750 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
752 err "either clang or gcc is required"
755 # OS X 10.9, gcc is actually clang. This can cause some confusion in the build
756 # system, so if we find that gcc is clang, we should just use clang directly.
757 if [ $CFG_OSTYPE = apple-darwin -a -z "$CFG_ENABLE_CLANG" ]
759 CFG_OSX_GCC_VERSION=$("$CFG_GCC" --version 2>&1 | grep "Apple LLVM version")
762 step_msg "on OS X 10.9, forcing use of clang"
765 if [ $("$CFG_GCC" --version 2>&1 | grep -c ' 4\.[0-6]') -ne 0 ]; then
766 step_msg "older GCC found, using clang instead"
769 # on OS X, with xcode 5 and newer, certain developers may have
770 # cc, gcc and g++ point to a mixture of clang and gcc
771 # if so, this will create very strange build errors
772 # this last stanza is to detect some such problems and save the future rust
773 # contributor some time solving that issue.
774 # this detection could be generalized to other OSes aside from OS X
775 # but the issue seems most likely to happen on OS X
778 $1 --version 2> /dev/null | grep -q $2
780 # check that gcc, cc and g++ all point to the same compiler.
781 # note that for xcode 5, g++ points to clang, not clang++
782 if !((chk_cc gcc clang && chk_cc g++ clang) ||
783 (chk_cc gcc gcc &&( chk_cc g++ g++ || chk g++ gcc))); then
784 err "the gcc and g++ in your path point to different compilers.
785 Check which versions are in your path with gcc --version and g++ --version.
786 To resolve this problem, either fix your PATH or run configure with --enable-clang"
793 # Okay, at this point, we have made up our minds about whether we are
794 # going to force CFG_ENABLE_CLANG or not; save the setting if so.
795 if [ ! -z "$CFG_ENABLE_CLANG" ]
797 putvar CFG_ENABLE_CLANG
800 if [ ! -z "$CFG_LLVM_ROOT" -a -z "$CFG_DISABLE_LLVM_VERSION_CHECK" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
802 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
804 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
805 LLVM_VERSION=$($LLVM_CONFIG --version)
807 case $LLVM_VERSION in
809 msg "found ok version of LLVM: $LLVM_VERSION"
812 err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
817 # Even when the user overrides the choice of CC, still try to detect
818 # clang to disable some clang-specific warnings. We here draw a
819 # distinction between:
821 # CFG_ENABLE_CLANG : passed --enable-clang, or host "requires" clang,
822 # CFG_USING_CLANG : compiler (clang / gcc / $CC) looks like clang.
824 # This distinction is important because there are some safeguards we
825 # would prefer to skip when merely CFG_USING_CLANG is set; but when
826 # CFG_ENABLE_CLANG is set, that indicates that we are opting into
827 # running such safeguards.
831 msg "skipping compiler inference steps; using provided CC=$CC"
834 CFG_OSX_CC_VERSION=$("$CFG_CC" --version 2>&1 | grep "clang")
837 step_msg "note, user-provided CC looks like clang; CC=$CC."
839 putvar CFG_USING_CLANG
842 if [ ! -z "$CFG_ENABLE_CLANG" ]
844 if [ -z "$CFG_CLANG" ]
846 err "clang requested but not found"
850 putvar CFG_USING_CLANG
856 if [ ! -z "$CFG_ENABLE_CLANG" ]
858 if [ -z "$CC" ] || [[ $CC == *clang ]]
860 CFG_CLANG_VERSION=$($CFG_CC \
863 | sed 's/.*\(version .*\)/\1/; s/.*based on \(LLVM .*\))/\1/' \
866 case $CFG_CLANG_VERSION in
867 (3.0svn | 3.0 | 3.1* | 3.2* | 3.3* | 3.4* | 3.5* | 3.6*)
868 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
876 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
880 msg "skipping CFG_ENABLE_CLANG version check; provided CC=$CC"
884 if [ ! -z "$CFG_ENABLE_CCACHE" ]
888 if [ -z "$CFG_CCACHE" ]
890 err "ccache requested but not found"
893 CFG_CC="ccache $CFG_CC"
897 if [ -z "$CC" -a -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
899 err "either clang or gcc is required"
902 # All safeguards based on $CFG_ENABLE_CLANG should occur before this
903 # point in the script; after this point, script logic should inspect
904 # $CFG_USING_CLANG rather than $CFG_ENABLE_CLANG.
906 # Set CFG_{CC,CXX,CPP,CFLAGS,CXXFLAGS}
913 # a little post-processing of various config values
914 CFG_PREFIX=${CFG_PREFIX%/}
915 CFG_MANDIR=${CFG_MANDIR%/}
916 CFG_HOST="$(echo $CFG_HOST | tr ',' ' ')"
917 CFG_TARGET="$(echo $CFG_TARGET | tr ',' ' ')"
918 CFG_SUPPORTED_TARGET=""
919 for target_file in ${CFG_SRC_DIR}mk/cfg/*.mk; do
920 CFG_SUPPORTED_TARGET="${CFG_SUPPORTED_TARGET} $(basename "$target_file" .mk)"
923 # copy host-triples to target-triples so that hosts are a subset of targets
925 for i in $CFG_HOST $CFG_TARGET;
927 echo "$V_TEMP" | grep -qF $i || V_TEMP="$V_TEMP${V_TEMP:+ }$i"
931 # check target-specific tool-chains
935 for j in $CFG_SUPPORTED_TARGET
943 if [ $L_CHECK = false ]
945 err "unsupported target triples \"$i\" found"
949 arm-linux-androideabi)
951 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-gcc ]
953 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-gcc not found"
955 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-g++ ]
957 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-g++ not found"
959 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-ar ]
961 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-ar not found"
966 if [ $CFG_OSTYPE != apple-darwin ]
968 err "The iOS target is only supported on Mac OS X"
977 if [ ! -z "$CFG_PERF" ]
979 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
980 if [ -z "$HAVE_PERF_LOGFD" ];
982 CFG_PERF_WITH_LOGFD=1
983 putvar CFG_PERF_WITH_LOGFD
987 step_msg "making directories"
990 doc doc/std doc/extra \
1003 make_dir $t/rustllvm
1006 for t in $CFG_TARGET
1011 make_dir $t/rt/stage$s
1012 make_dir $t/rt/jemalloc
1015 arch/i386 arch/x86_64 arch/arm arch/aarch64 arch/mips arch/powerpc
1017 make_dir $t/rt/stage$s/$i
1024 for t in $CFG_TARGET
1026 # host lib dir stage0
1027 make_dir $h/stage0/lib
1029 # target bin dir stage0
1030 make_dir $h/stage0/lib/rustlib/$t/bin
1032 # target lib dir stage0
1033 make_dir $h/stage0/lib/rustlib/$t/lib
1038 make_dir $h/stage$i/bin
1041 make_dir $h/stage$i/$CFG_LIBDIR_RELATIVE
1044 make_dir $h/stage$i/test
1047 make_dir $h/stage$i/$CFG_LIBDIR_RELATIVE/rustlib/$t/bin
1050 make_dir $h/stage$i/$CFG_LIBDIR_RELATIVE/rustlib/$t/lib
1054 make_dir $h/test/run-pass
1055 make_dir $h/test/run-pass-valgrind
1056 make_dir $h/test/run-pass-fulldeps
1057 make_dir $h/test/run-fail
1058 make_dir $h/test/compile-fail
1059 make_dir $h/test/compile-fail-fulldeps
1060 make_dir $h/test/bench
1061 make_dir $h/test/perf
1062 make_dir $h/test/pretty
1063 make_dir $h/test/debuginfo-gdb
1064 make_dir $h/test/debuginfo-lldb
1065 make_dir $h/test/codegen
1068 # Configure submodules
1069 step_msg "configuring submodules"
1071 # Have to be in the top of src directory for this
1072 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
1076 msg "git: submodule sync"
1077 "${CFG_GIT}" submodule sync
1079 msg "git: submodule init"
1080 "${CFG_GIT}" submodule init
1082 # Disable submodules that we're not using
1083 if [ ! -z "${CFG_LLVM_ROOT}" ]; then
1084 msg "git: submodule deinit src/llvm"
1085 "${CFG_GIT}" submodule deinit src/llvm
1087 if [ ! -z "${CFG_JEMALLOC_ROOT}" ]; then
1088 msg "git: submodule deinit src/jemalloc"
1089 "${CFG_GIT}" submodule deinit src/jemalloc
1092 msg "git: submodule update"
1093 "${CFG_GIT}" submodule update
1094 need_ok "git failed"
1096 msg "git: submodule foreach sync"
1097 "${CFG_GIT}" submodule foreach --recursive 'if test -e .gitmodules; then git submodule sync; fi'
1098 need_ok "git failed"
1100 msg "git: submodule foreach update"
1101 "${CFG_GIT}" submodule update --recursive
1102 need_ok "git failed"
1104 # NB: this is just for the sake of getting the submodule SHA1 values
1105 # and status written into the build log.
1106 msg "git: submodule status"
1107 "${CFG_GIT}" submodule status --recursive
1109 msg "git: submodule clobber"
1110 "${CFG_GIT}" submodule foreach --recursive git clean -dxf
1111 need_ok "git failed"
1112 "${CFG_GIT}" submodule foreach --recursive git checkout .
1113 need_ok "git failed"
1118 # Configure llvm, only if necessary
1119 step_msg "looking at LLVM"
1120 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
1125 if [ -z $CFG_LLVM_ROOT ]
1127 LLVM_BUILD_DIR=${CFG_BUILD_DIR}$t/llvm
1128 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
1130 LLVM_DBG_OPTS="--enable-debug-symbols --disable-optimized"
1131 # Just use LLVM straight from its build directory to
1132 # avoid 'make install' time
1133 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug
1135 LLVM_DBG_OPTS="--enable-optimized"
1136 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release
1138 if [ ! -z "$CFG_DISABLE_LLVM_ASSERTIONS" ]
1140 LLVM_ASSERTION_OPTS="--disable-assertions"
1142 LLVM_ASSERTION_OPTS="--enable-assertions"
1143 LLVM_INST_DIR=${LLVM_INST_DIR}+Asserts
1146 msg "not reconfiguring LLVM, external LLVM root"
1147 # The user is using their own LLVM
1149 LLVM_INST_DIR=$CFG_LLVM_ROOT
1154 if [ ${do_reconfigure} -ne 0 ]
1156 # because git is hilarious, it might have put the module index
1157 # in a couple places.
1158 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
1159 index2="${CFG_SRC_DIR}src/llvm/.git/index"
1160 for index in ${index1} ${index2}
1162 config_status="${LLVM_BUILD_DIR}/config.status"
1163 if test -e ${index} -a \
1164 -e ${config_status} -a \
1165 ${config_status} -nt ${index}
1167 msg "not reconfiguring LLVM, config.status is fresh"
1173 if [ ${do_reconfigure} -ne 0 ]
1175 # LLVM's configure doesn't recognize the new Windows triples yet
1176 gnu_t=$(to_gnu_triple $t)
1178 msg "configuring LLVM for $gnu_t"
1180 LLVM_TARGETS="--enable-targets=x86,x86_64,arm,aarch64,mips,powerpc"
1181 LLVM_BUILD="--build=$gnu_t"
1182 LLVM_HOST="--host=$gnu_t"
1183 LLVM_TARGET="--target=$gnu_t"
1185 # Disable unused LLVM features
1186 LLVM_OPTS="$LLVM_DBG_OPTS $LLVM_ASSERTION_OPTS --disable-docs --enable-bindings=none"
1187 # Disable term-info, linkage of which comes in multiple forms,
1188 # making our snapshots incompatible (#9334)
1189 LLVM_OPTS="$LLVM_OPTS --disable-terminfo"
1190 # Try to have LLVM pull in as few dependencies as possible (#9397)
1191 LLVM_OPTS="$LLVM_OPTS --disable-zlib --disable-libffi"
1193 # Use win32 native thread/lock apis instead of pthread wrapper.
1194 # (llvm's configure tries to find pthread first, so we have to disable it explicitly.)
1195 # Also note that pthreads works badly on mingw-w64 systems: #8996
1196 case "$CFG_BUILD" in
1198 LLVM_OPTS="$LLVM_OPTS --disable-pthreads"
1204 LLVM_CXX_32="ccache clang++ -Qunused-arguments"
1205 LLVM_CC_32="ccache clang -Qunused-arguments"
1207 LLVM_CXX_64="ccache clang++ -Qunused-arguments"
1208 LLVM_CC_64="ccache clang -Qunused-arguments"
1211 LLVM_CXX_32="clang++ -Qunused-arguments"
1212 LLVM_CC_32="clang -Qunused-arguments"
1214 LLVM_CXX_64="clang++ -Qunused-arguments"
1215 LLVM_CC_64="clang -Qunused-arguments"
1218 LLVM_CXX_32="ccache g++"
1219 LLVM_CC_32="ccache gcc"
1221 LLVM_CXX_64="ccache g++"
1222 LLVM_CC_64="ccache gcc"
1233 msg "inferring LLVM_CXX/CC from CXX/CC = $CXX/$CC"
1242 case "$CFG_CPUTYPE" in
1244 LLVM_CXX_32="$LLVM_CXX_32 -m32"
1245 LLVM_CC_32="$LLVM_CC_32 -m32"
1247 LLVM_CFLAGS_32="-m32"
1248 LLVM_CXXFLAGS_32="-m32"
1249 LLVM_LDFLAGS_32="-m32"
1255 LLVM_CXX_32="$LLVM_CXX_32 -m32"
1256 LLVM_CC_32="$LLVM_CC_32 -m32"
1270 if echo $t | grep -q x86_64
1272 LLVM_CXX=$LLVM_CXX_64
1274 LLVM_CFLAGS=$LLVM_CFLAGS_64
1275 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
1276 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
1278 LLVM_CXX=$LLVM_CXX_32
1280 LLVM_CFLAGS=$LLVM_CFLAGS_32
1281 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
1282 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
1288 CXXFLAGS=$LLVM_CXXFLAGS
1289 LDFLAGS=$LLVM_LDFLAGS
1291 if [ -z "$CFG_DISABLE_LIBCPP" ] && [ -n "$CFG_USING_CLANG" ]; then
1292 LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
1295 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
1296 $LLVM_HOST $LLVM_TARGET --with-python=$CFG_PYTHON"
1298 msg "configuring LLVM with:"
1308 case $CFG_SRC_DIR in
1309 /* | [a-z]:* | [A-Z]:*)
1310 ${CFG_LLVM_SRC_DIR}configure $LLVM_FLAGS
1313 ${CFG_BUILD_DIR}${CFG_LLVM_SRC_DIR}configure \
1317 need_ok "LLVM configure failed"
1322 # Construct variables for LLVM build and install directories for
1323 # each target. These will be named
1324 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
1325 # target_triple will be converted to underscore, because bash
1326 # variables can't contain hyphens. The makefile will then have to
1328 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
1329 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
1330 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
1331 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
1335 step_msg "writing configuration"
1338 putvar CFG_BUILD_DIR
1341 putvar CFG_CONFIGURE_ARGS
1345 putvar CFG_LIBDIR_RELATIVE
1346 putvar CFG_DISABLE_MANAGE_SUBMODULES
1347 putvar CFG_ANDROID_CROSS_PATH
1350 # Avoid spurious warnings from clang by feeding it original source on
1351 # ccache-miss rather than preprocessed input.
1352 if [ ! -z "$CFG_ENABLE_CCACHE" ] && [ ! -z "$CFG_USING_CLANG" ]
1355 putvar CFG_CCACHE_CPP2
1358 if [ ! -z "$CFG_ENABLE_CCACHE" ]
1360 CFG_CCACHE_BASEDIR=${CFG_SRC_DIR}
1361 putvar CFG_CCACHE_BASEDIR
1365 if [ ! -z $BAD_PANDOC ]
1371 putvar CFG_LLVM_SRC_DIR
1375 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
1376 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
1377 putvar $CFG_LLVM_BUILD_DIR
1378 putvar $CFG_LLVM_INST_DIR
1381 # Munge any paths that appear in config.mk back to posix-y
1382 cp config.tmp config.tmp.bak
1383 sed -e 's@ \([a-zA-Z]\):[/\\]@ /\1/@g;' <config.tmp.bak >config.tmp
1384 rm -f config.tmp.bak
1387 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
1388 move_if_changed config.tmp config.mk
1393 msg "run \`make help\`"