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-bitrig
382 CFG_OSTYPE=unknown-openbsd
386 CFG_OSTYPE=apple-darwin
390 # msys' `uname` does not print gcc configuration, but prints msys
391 # configuration. so we cannot believe `uname -m`:
392 # msys1 is always i686 and msys2 is always x86_64.
393 # instead, msys defines $MSYSTEM which is MINGW32 on i686 and
396 CFG_OSTYPE=pc-windows-gnu
397 if [ "$MSYSTEM" = MINGW64 ]
404 CFG_OSTYPE=pc-windows-gnu
407 # Thad's Cygwin identifers below
411 CFG_OSTYPE=pc-windows-gnu
417 CFG_OSTYPE=pc-windows-gnu
423 CFG_OSTYPE=pc-windows-gnu
429 CFG_OSTYPE=pc-windows-gnu
433 # Win 8 # uname -s on 64-bit cygwin does not contain WOW64, so simply use uname -m to detect arch (works in my install)
435 CFG_OSTYPE=pc-windows-gnu
437 # We do not detect other OS such as XP/2003 using 64 bit using uname.
438 # 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.
440 err "unknown OS type: $CFG_OSTYPE"
447 i386 | i486 | i686 | i786 | x86)
457 CFG_OSTYPE="${CFG_OSTYPE}eabihf"
464 # At some point, when ppc64[le] support happens, this will need to do
465 # something clever. For now it's safe to assume that we're only ever
466 # interested in building 32 bit.
467 powerpc | ppc | ppc64)
471 x86_64 | x86-64 | x64 | amd64)
476 err "unknown CPU type: $CFG_CPUTYPE"
479 # Detect 64 bit linux systems with 32 bit userland and force 32 bit compilation
480 if [ $CFG_OSTYPE = unknown-linux-gnu -a $CFG_CPUTYPE = x86_64 ]
482 # $SHELL does not exist in standard 'sh', so probably only exists
483 # if configure is running in an interactive bash shell. /usr/bin/env
484 # exists *everywhere*.
485 BIN_TO_PROBE="$SHELL"
486 if [ -z "$BIN_TO_PROBE" -a -e "/usr/bin/env" ]; then
487 BIN_TO_PROBE="/usr/bin/env"
489 if [ -n "$BIN_TO_PROBE" ]; then
490 file -L "$BIN_TO_PROBE" | grep -q "x86[_-]64"
498 DEFAULT_BUILD="${CFG_CPUTYPE}-${CFG_OSTYPE}"
500 CFG_SRC_DIR="$(cd $(dirname $0) && pwd)/"
501 CFG_BUILD_DIR="$(pwd)/"
503 CFG_CONFIGURE_ARGS="$@"
507 if [ "$1" = "--help" ]
512 echo "Usage: $CFG_SELF [options]"
517 msg "recreating config.tmp"
520 step_msg "processing $CFG_SELF args"
526 opt valgrind 0 "run tests with valgrind (memcheck by default)"
527 opt helgrind 0 "run tests with helgrind instead of memcheck"
528 opt valgrind-rpass 1 "run rpass-valgrind tests with valgrind"
529 opt docs 1 "build documentation"
530 opt optimize 1 "build optimized rust code"
531 opt optimize-cxx 1 "build optimized C++ code"
532 opt optimize-llvm 1 "build optimized LLVM"
533 opt optimize-tests 1 "build tests with optimizations"
534 opt libcpp 1 "build with llvm with libc++ instead of libstdc++ when using clang"
535 opt llvm-assertions 1 "build LLVM with assertions"
536 opt debug 1 "build with extra debug fun"
537 opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
538 opt ccache 0 "invoke gcc/clang via ccache to reuse object files between builds"
539 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
540 opt llvm-static-stdcpp 0 "statically link to libstdc++ for LLVM"
541 opt rpath 0 "build rpaths into rustc itself"
542 opt nightly 0 "build nightly packages"
543 opt verify-install 1 "verify installed binaries work"
544 # This is used by the automation to produce single-target nightlies
545 opt dist-host-only 0 "only install bins for the host architecture"
546 opt inject-std-version 1 "inject the current compiler version of libstd into programs"
547 opt jemalloc 1 "build liballoc with jemalloc"
548 opt llvm-version-check 1 "don't check if the LLVM version is supported, build anyway"
550 valopt localstatedir "/var/lib" "local state directory"
551 valopt sysconfdir "/etc" "install system configuration files"
553 valopt datadir "${CFG_PREFIX}/share" "install data"
554 valopt infodir "${CFG_PREFIX}/share/info" "install additional info"
555 valopt llvm-root "" "set LLVM root"
556 valopt jemalloc-root "" "set directory where libjemalloc_pic.a is located"
557 valopt build "${DEFAULT_BUILD}" "GNUs ./configure syntax LLVM build triple"
558 valopt android-cross-path "/opt/ndk_standalone" "Android NDK standalone path"
560 # Many of these are saved below during the "writing configuration" step
561 # (others are conditionally saved).
562 opt_nosave manage-submodules 1 "let the build manage the git submodules"
563 opt_nosave clang 0 "prefer clang to gcc for building the runtime"
565 valopt_nosave prefix "/usr/local" "set installation prefix"
566 valopt_nosave local-rust-root "/usr/local" "set prefix for local rust binary"
567 valopt_nosave host "${CFG_BUILD}" "GNUs ./configure syntax LLVM host triples"
568 valopt_nosave target "${CFG_HOST}" "GNUs ./configure syntax LLVM target triples"
569 valopt_nosave mandir "${CFG_PREFIX}/share/man" "install man pages in PATH"
570 valopt_nosave release-channel "dev" "the name of the release channel to build"
572 # Temporarily support old triples until buildbots get updated
573 CFG_BUILD=$(to_llvm_triple $CFG_BUILD)
574 putvar CFG_BUILD # Yes, this creates a duplicate entry, but the last one wins.
575 CFG_HOST=$(to_llvm_triple $CFG_HOST)
576 CFG_TARGET=$(to_llvm_triple $CFG_TARGET)
578 # On windows we just store the libraries in the bin directory because
579 # there's no rpath. This is where the build system itself puts libraries;
580 # --libdir is used to configure the installation directory.
581 # FIXME: This needs to parameterized over target triples. Do it in platform.mk
582 if [ "$CFG_OSTYPE" = "pc-windows-gnu" ]
584 CFG_LIBDIR_RELATIVE=bin
586 CFG_LIBDIR_RELATIVE=lib
589 valopt libdir "${CFG_PREFIX}/${CFG_LIBDIR_RELATIVE}" "install libraries (do not set it on windows platform)"
591 case "$CFG_LIBDIR" in
592 "$CFG_PREFIX"/*) CAT_INC=2;;
593 "$CFG_PREFIX"*) CAT_INC=1;;
595 err "libdir must begin with the prefix. Use --prefix to set it accordingly.";;
598 CFG_LIBDIR_RELATIVE=`echo ${CFG_LIBDIR} | cut -c$((${#CFG_PREFIX}+${CAT_INC}))-`
600 if [ "$CFG_OSTYPE" = "pc-windows-gnu" ] && [ "$CFG_LIBDIR_RELATIVE" != "bin" ]; then
601 err "libdir on windows should be set to 'bin'"
611 step_msg "validating $CFG_SELF args"
614 # Validate the release channel
615 case "$CFG_RELEASE_CHANNEL" in
616 (dev | nightly | beta | stable)
619 err "release channel must be 'dev', 'nightly', 'beta' or 'stable'"
623 # Continue supporting the old --enable-nightly flag to transition the bots
625 if [ ! -z "$CFG_ENABLE_NIGHTLY" ]
627 CFG_RELEASE_CHANNEL=nightly
629 putvar CFG_RELEASE_CHANNEL
631 # A magic value that allows the compiler to use unstable features
632 # during the bootstrap even when doing so would normally be an error
633 # because of feature staging or because the build turns on
634 # warnings-as-errors and unstable features default to warnings. The
635 # build has to match this key in an env var. Meant to be a mild
636 # deterrent from users just turning on unstable features on the stable
638 # Basing CFG_BOOTSTRAP_KEY on CFG_BOOTSTRAP_KEY lets it get picked up
639 # during a Makefile reconfig.
640 CFG_BOOTSTRAP_KEY="${CFG_BOOTSTRAP_KEY-`date +%H:%M:%S`}"
641 putvar CFG_BOOTSTRAP_KEY
643 step_msg "looking for build programs"
645 probe_need CFG_CURLORWGET curl wget
646 probe_need CFG_PYTHON python2.7 python2.6 python2 python
648 python_version=$($CFG_PYTHON -V 2>&1)
649 if [ $(echo $python_version | grep -c '^Python 2\.[4567]') -ne 1 ]; then
650 err "Found $python_version, but LLVM requires Python 2.4-2.7"
653 # If we have no git directory then we are probably a tarball distribution
654 # and shouldn't attempt to load submodules
655 if [ ! -e ${CFG_SRC_DIR}.git ]
658 msg "git: no git directory. disabling submodules"
659 CFG_DISABLE_MANAGE_SUBMODULES=1
661 probe_need CFG_GIT git
664 probe CFG_CLANG clang++
665 probe CFG_CCACHE ccache
668 probe CFG_VALGRIND valgrind
671 probe CFG_JAVAC javac
672 probe CFG_ANTLR4 antlr4
675 probe CFG_BISON bison
676 probe CFG_PANDOC pandoc
677 probe CFG_XELATEX xelatex
681 if [ ! -z "$CFG_GDB" ]
683 # Store GDB's version
684 CFG_GDB_VERSION=$($CFG_GDB --version 2>/dev/null | head -1)
685 putvar CFG_GDB_VERSION
688 if [ ! -z "$CFG_LLDB" ]
690 # Store LLDB's version
691 CFG_LLDB_VERSION=$($CFG_LLDB --version 2>/dev/null | head -1)
692 putvar CFG_LLDB_VERSION
694 # If CFG_LLDB_PYTHON_DIR is not already set from the outside and valid, try to read it from
695 # LLDB via the -P commandline options.
696 if [ -z "$CFG_LLDB_PYTHON_DIR" ] || [ ! -d "$CFG_LLDB_PYTHON_DIR" ]
698 CFG_LLDB_PYTHON_DIR=$($CFG_LLDB -P)
700 # If CFG_LLDB_PYTHON_DIR is not a valid directory, set it to something more readable
701 if [ ! -d "$CFG_LLDB_PYTHON_DIR" ]
703 CFG_LLDB_PYTHON_DIR="LLDB_PYTHON_DIRECTORY_NOT_FOUND"
706 putvar CFG_LLDB_PYTHON_DIR
710 step_msg "looking for target specific programs"
714 if [ ! -z "$CFG_PANDOC" ]
716 # Extract "MAJOR MINOR" from Pandoc's version number
717 PV_MAJOR_MINOR=$(pandoc --version | grep '^pandoc' |
718 sed -E 's/pandoc(.exe)? ([0-9]+)\.([0-9]+).*/\2 \3/')
723 # these patterns are shell globs, *not* regexps
724 PV_MAJOR=${PV_MAJOR_MINOR% *}
725 PV_MINOR=${PV_MAJOR_MINOR#* }
727 if [ "$PV_MAJOR" -lt "$MIN_PV_MAJOR" ] || [ "$PV_MINOR" -lt "$MIN_PV_MINOR" ]
729 step_msg "pandoc $PV_MAJOR.$PV_MINOR is too old. Need at least $MIN_PV_MAJOR.$MIN_PV_MINOR. Disabling"
735 if [ "$CFG_OSTYPE" = "pc-windows-gnu" ]
740 if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
742 system_rustc=$(which rustc)
743 if [ -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF} ]
745 : # everything already configured
746 elif [ -n "$system_rustc" ]
748 # we assume that rustc is in a /bin directory
749 CFG_LOCAL_RUST_ROOT=${system_rustc%/bin/rustc}
751 err "no local rust to use"
754 CMD="${CFG_LOCAL_RUST_ROOT}/bin/rustc${BIN_SUF}"
758 step_msg "failure while running $CMD --version"
761 step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: $LRV"
762 putvar CFG_LOCAL_RUST_ROOT
765 # Force freebsd to build with clang; gcc doesn't like us there
766 if [ $CFG_OSTYPE = unknown-freebsd ]
768 step_msg "on FreeBSD, forcing use of clang"
772 # Force bitrig to build with clang; gcc doesn't like us there
773 if [ $CFG_OSTYPE = unknown-bitrig ]
775 step_msg "on Bitrig, forcing use of clang, disabling jemalloc"
777 CFG_ENABLE_JEMALLOC=0
780 if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
782 err "either clang or gcc is required"
785 # OS X 10.9, gcc is actually clang. This can cause some confusion in the build
786 # system, so if we find that gcc is clang, we should just use clang directly.
787 if [ $CFG_OSTYPE = apple-darwin -a -z "$CFG_ENABLE_CLANG" ]
789 CFG_OSX_GCC_VERSION=$("$CFG_GCC" --version 2>&1 | grep "Apple LLVM version")
792 step_msg "on OS X 10.9, forcing use of clang"
795 if [ $("$CFG_GCC" --version 2>&1 | grep -c ' 4\.[0-6]') -ne 0 ]; then
796 step_msg "older GCC found, using clang instead"
799 # on OS X, with xcode 5 and newer, certain developers may have
800 # cc, gcc and g++ point to a mixture of clang and gcc
801 # if so, this will create very strange build errors
802 # this last stanza is to detect some such problems and save the future rust
803 # contributor some time solving that issue.
804 # this detection could be generalized to other OSes aside from OS X
805 # but the issue seems most likely to happen on OS X
808 $1 --version 2> /dev/null | grep -q $2
810 # check that gcc, cc and g++ all point to the same compiler.
811 # note that for xcode 5, g++ points to clang, not clang++
812 if !((chk_cc gcc clang && chk_cc g++ clang) ||
813 (chk_cc gcc gcc &&( chk_cc g++ g++ || chk g++ gcc))); then
814 err "the gcc and g++ in your path point to different compilers.
815 Check which versions are in your path with gcc --version and g++ --version.
816 To resolve this problem, either fix your PATH or run configure with --enable-clang"
823 # Okay, at this point, we have made up our minds about whether we are
824 # going to force CFG_ENABLE_CLANG or not; save the setting if so.
825 if [ ! -z "$CFG_ENABLE_CLANG" ]
827 putvar CFG_ENABLE_CLANG
830 if [ ! -z "$CFG_LLVM_ROOT" -a -z "$CFG_DISABLE_LLVM_VERSION_CHECK" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
832 step_msg "using custom LLVM at $CFG_LLVM_ROOT"
834 LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
835 LLVM_VERSION=$($LLVM_CONFIG --version)
837 case $LLVM_VERSION in
839 msg "found ok version of LLVM: $LLVM_VERSION"
842 err "bad LLVM version: $LLVM_VERSION, need >=3.5"
847 # Even when the user overrides the choice of CC, still try to detect
848 # clang to disable some clang-specific warnings. We here draw a
849 # distinction between:
851 # CFG_ENABLE_CLANG : passed --enable-clang, or host "requires" clang,
852 # CFG_USING_CLANG : compiler (clang / gcc / $CC) looks like clang.
854 # This distinction is important because there are some safeguards we
855 # would prefer to skip when merely CFG_USING_CLANG is set; but when
856 # CFG_ENABLE_CLANG is set, that indicates that we are opting into
857 # running such safeguards.
861 msg "skipping compiler inference steps; using provided CC=$CC"
864 CFG_OSX_CC_VERSION=$("$CFG_CC" --version 2>&1 | grep "clang")
867 step_msg "note, user-provided CC looks like clang; CC=$CC."
869 putvar CFG_USING_CLANG
872 if [ ! -z "$CFG_ENABLE_CLANG" ]
874 if [ -z "$CFG_CLANG" ]
876 err "clang requested but not found"
880 putvar CFG_USING_CLANG
886 if [ ! -z "$CFG_ENABLE_CLANG" ]
888 if [ -z "$CC" ] || [[ $CC == *clang ]]
890 CFG_CLANG_VERSION=$($CFG_CC \
893 | sed 's/.*\(version .*\)/\1/; s/.*based on \(LLVM .*\))/\1/' \
896 case $CFG_CLANG_VERSION in
897 (3.2* | 3.3* | 3.4* | 3.5* | 3.6*)
898 step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
906 err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
910 msg "skipping CFG_ENABLE_CLANG version check; provided CC=$CC"
914 if [ ! -z "$CFG_ENABLE_CCACHE" ]
918 if [ -z "$CFG_CCACHE" ]
920 err "ccache requested but not found"
923 CFG_CC="ccache $CFG_CC"
927 if [ -z "$CC" -a -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
929 err "either clang or gcc is required"
932 # All safeguards based on $CFG_ENABLE_CLANG should occur before this
933 # point in the script; after this point, script logic should inspect
934 # $CFG_USING_CLANG rather than $CFG_ENABLE_CLANG.
936 # Set CFG_{CC,CXX,CPP,CFLAGS,CXXFLAGS}
943 # a little post-processing of various config values
944 CFG_PREFIX=${CFG_PREFIX%/}
945 CFG_MANDIR=${CFG_MANDIR%/}
946 CFG_HOST="$(echo $CFG_HOST | tr ',' ' ')"
947 CFG_TARGET="$(echo $CFG_TARGET | tr ',' ' ')"
948 CFG_SUPPORTED_TARGET=""
949 for target_file in ${CFG_SRC_DIR}mk/cfg/*.mk; do
950 CFG_SUPPORTED_TARGET="${CFG_SUPPORTED_TARGET} $(basename "$target_file" .mk)"
953 # copy host-triples to target-triples so that hosts are a subset of targets
955 for i in $CFG_HOST $CFG_TARGET;
957 echo "$V_TEMP" | grep -qF $i || V_TEMP="$V_TEMP${V_TEMP:+ }$i"
961 # check target-specific tool-chains
965 for j in $CFG_SUPPORTED_TARGET
973 if [ $L_CHECK = false ]
975 err "unsupported target triples \"$i\" found"
979 arm-linux-androideabi)
981 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-gcc ]
983 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-gcc not found"
985 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-g++ ]
987 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-g++ not found"
989 if [ ! -f $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-ar ]
991 err "NDK $CFG_ANDROID_CROSS_PATH/bin/arm-linux-androideabi-ar not found"
996 if [ $CFG_OSTYPE != apple-darwin ]
998 err "The iOS target is only supported on Mac OS X"
1007 if [ ! -z "$CFG_PERF" ]
1009 HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
1010 if [ -z "$HAVE_PERF_LOGFD" ];
1012 CFG_PERF_WITH_LOGFD=1
1013 putvar CFG_PERF_WITH_LOGFD
1017 step_msg "making directories"
1020 doc doc/std doc/extra \
1033 make_dir $t/rustllvm
1036 for t in $CFG_TARGET
1041 make_dir $t/rt/stage$s
1042 make_dir $t/rt/jemalloc
1045 arch/i386 arch/x86_64 arch/arm arch/aarch64 arch/mips arch/powerpc
1047 make_dir $t/rt/stage$s/$i
1054 for t in $CFG_TARGET
1056 # host lib dir stage0
1057 make_dir $h/stage0/lib
1059 # target bin dir stage0
1060 make_dir $h/stage0/lib/rustlib/$t/bin
1062 # target lib dir stage0
1063 make_dir $h/stage0/lib/rustlib/$t/lib
1068 make_dir $h/stage$i/bin
1071 make_dir $h/stage$i/$CFG_LIBDIR_RELATIVE
1074 make_dir $h/stage$i/test
1077 make_dir $h/stage$i/$CFG_LIBDIR_RELATIVE/rustlib/$t/bin
1080 make_dir $h/stage$i/$CFG_LIBDIR_RELATIVE/rustlib/$t/lib
1084 make_dir $h/test/run-pass
1085 make_dir $h/test/run-pass-valgrind
1086 make_dir $h/test/run-pass-fulldeps
1087 make_dir $h/test/run-fail
1088 make_dir $h/test/compile-fail
1089 make_dir $h/test/parse-fail
1090 make_dir $h/test/compile-fail-fulldeps
1091 make_dir $h/test/bench
1092 make_dir $h/test/perf
1093 make_dir $h/test/pretty
1094 make_dir $h/test/debuginfo-gdb
1095 make_dir $h/test/debuginfo-lldb
1096 make_dir $h/test/codegen
1099 # Configure submodules
1100 step_msg "configuring submodules"
1102 # Have to be in the top of src directory for this
1103 if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
1107 msg "git: submodule sync"
1108 "${CFG_GIT}" submodule sync
1110 msg "git: submodule init"
1111 "${CFG_GIT}" submodule init
1113 # Disable submodules that we're not using
1114 if [ ! -z "${CFG_LLVM_ROOT}" ]; then
1115 msg "git: submodule deinit src/llvm"
1116 "${CFG_GIT}" submodule deinit src/llvm
1118 if [ ! -z "${CFG_JEMALLOC_ROOT}" ]; then
1119 msg "git: submodule deinit src/jemalloc"
1120 "${CFG_GIT}" submodule deinit src/jemalloc
1123 msg "git: submodule update"
1124 "${CFG_GIT}" submodule update
1125 need_ok "git failed"
1127 msg "git: submodule foreach sync"
1128 "${CFG_GIT}" submodule foreach --recursive 'if test -e .gitmodules; then git submodule sync; fi'
1129 need_ok "git failed"
1131 msg "git: submodule foreach update"
1132 "${CFG_GIT}" submodule update --recursive
1133 need_ok "git failed"
1135 # NB: this is just for the sake of getting the submodule SHA1 values
1136 # and status written into the build log.
1137 msg "git: submodule status"
1138 "${CFG_GIT}" submodule status --recursive
1140 msg "git: submodule clobber"
1141 "${CFG_GIT}" submodule foreach --recursive git clean -dxf
1142 need_ok "git failed"
1143 "${CFG_GIT}" submodule foreach --recursive git checkout .
1144 need_ok "git failed"
1149 # Configure llvm, only if necessary
1150 step_msg "looking at LLVM"
1151 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
1156 if [ -z $CFG_LLVM_ROOT ]
1158 LLVM_BUILD_DIR=${CFG_BUILD_DIR}$t/llvm
1159 if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
1161 LLVM_DBG_OPTS="--enable-debug-symbols --disable-optimized"
1162 # Just use LLVM straight from its build directory to
1163 # avoid 'make install' time
1164 LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug
1166 LLVM_DBG_OPTS="--enable-optimized"
1167 LLVM_INST_DIR=$LLVM_BUILD_DIR/Release
1169 if [ ! -z "$CFG_DISABLE_LLVM_ASSERTIONS" ]
1171 LLVM_ASSERTION_OPTS="--disable-assertions"
1173 LLVM_ASSERTION_OPTS="--enable-assertions"
1174 LLVM_INST_DIR=${LLVM_INST_DIR}+Asserts
1177 msg "not reconfiguring LLVM, external LLVM root"
1178 # The user is using their own LLVM
1180 LLVM_INST_DIR=$CFG_LLVM_ROOT
1185 if [ ${do_reconfigure} -ne 0 ]
1187 # because git is hilarious, it might have put the module index
1188 # in a couple places.
1189 index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
1190 index2="${CFG_SRC_DIR}src/llvm/.git/index"
1191 for index in ${index1} ${index2}
1193 config_status="${LLVM_BUILD_DIR}/config.status"
1194 if test -e ${index} -a \
1195 -e ${config_status} -a \
1196 ${config_status} -nt ${index}
1198 msg "not reconfiguring LLVM, config.status is fresh"
1204 if [ ${do_reconfigure} -ne 0 ]
1206 # LLVM's configure doesn't recognize the new Windows triples yet
1207 gnu_t=$(to_gnu_triple $t)
1209 msg "configuring LLVM for $gnu_t"
1211 LLVM_TARGETS="--enable-targets=x86,x86_64,arm,aarch64,mips,powerpc"
1212 LLVM_BUILD="--build=$gnu_t"
1213 LLVM_HOST="--host=$gnu_t"
1214 LLVM_TARGET="--target=$gnu_t"
1216 # Disable unused LLVM features
1217 LLVM_OPTS="$LLVM_DBG_OPTS $LLVM_ASSERTION_OPTS --disable-docs --enable-bindings=none"
1218 # Disable term-info, linkage of which comes in multiple forms,
1219 # making our snapshots incompatible (#9334)
1220 LLVM_OPTS="$LLVM_OPTS --disable-terminfo"
1221 # Try to have LLVM pull in as few dependencies as possible (#9397)
1222 LLVM_OPTS="$LLVM_OPTS --disable-zlib --disable-libffi"
1224 # Use win32 native thread/lock apis instead of pthread wrapper.
1225 # (llvm's configure tries to find pthread first, so we have to disable it explicitly.)
1226 # Also note that pthreads works badly on mingw-w64 systems: #8996
1227 case "$CFG_BUILD" in
1229 LLVM_OPTS="$LLVM_OPTS --disable-pthreads"
1235 LLVM_CXX_32="ccache clang++ -Qunused-arguments"
1236 LLVM_CC_32="ccache clang -Qunused-arguments"
1238 LLVM_CXX_64="ccache clang++ -Qunused-arguments"
1239 LLVM_CC_64="ccache clang -Qunused-arguments"
1242 LLVM_CXX_32="clang++ -Qunused-arguments"
1243 LLVM_CC_32="clang -Qunused-arguments"
1245 LLVM_CXX_64="clang++ -Qunused-arguments"
1246 LLVM_CC_64="clang -Qunused-arguments"
1249 LLVM_CXX_32="ccache g++"
1250 LLVM_CC_32="ccache gcc"
1252 LLVM_CXX_64="ccache g++"
1253 LLVM_CC_64="ccache gcc"
1264 msg "inferring LLVM_CXX/CC from CXX/CC = $CXX/$CC"
1273 case "$CFG_CPUTYPE" in
1275 LLVM_CXX_32="$LLVM_CXX_32 -m32"
1276 LLVM_CC_32="$LLVM_CC_32 -m32"
1278 LLVM_CFLAGS_32="-m32"
1279 LLVM_CXXFLAGS_32="-m32"
1280 LLVM_LDFLAGS_32="-m32"
1286 LLVM_CXX_32="$LLVM_CXX_32 -m32"
1287 LLVM_CC_32="$LLVM_CC_32 -m32"
1301 if echo $t | grep -q x86_64
1303 LLVM_CXX=$LLVM_CXX_64
1305 LLVM_CFLAGS=$LLVM_CFLAGS_64
1306 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
1307 LLVM_LDFLAGS=$LLVM_LDFLAGS_64
1309 LLVM_CXX=$LLVM_CXX_32
1311 LLVM_CFLAGS=$LLVM_CFLAGS_32
1312 LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
1313 LLVM_LDFLAGS=$LLVM_LDFLAGS_32
1319 CXXFLAGS=$LLVM_CXXFLAGS
1320 LDFLAGS=$LLVM_LDFLAGS
1322 if [ -z "$CFG_DISABLE_LIBCPP" ] && [ -n "$CFG_USING_CLANG" ]; then
1323 LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
1326 LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
1327 $LLVM_HOST $LLVM_TARGET --with-python=$CFG_PYTHON"
1329 msg "configuring LLVM with:"
1339 case $CFG_SRC_DIR in
1340 /* | [a-z]:* | [A-Z]:*)
1341 ${CFG_LLVM_SRC_DIR}configure $LLVM_FLAGS
1344 ${CFG_BUILD_DIR}${CFG_LLVM_SRC_DIR}configure \
1348 need_ok "LLVM configure failed"
1353 # Construct variables for LLVM build and install directories for
1354 # each target. These will be named
1355 # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
1356 # target_triple will be converted to underscore, because bash
1357 # variables can't contain hyphens. The makefile will then have to
1359 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
1360 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
1361 eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
1362 eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
1366 step_msg "writing configuration"
1369 putvar CFG_BUILD_DIR
1372 putvar CFG_CONFIGURE_ARGS
1376 putvar CFG_LIBDIR_RELATIVE
1377 putvar CFG_DISABLE_MANAGE_SUBMODULES
1378 putvar CFG_ANDROID_CROSS_PATH
1381 # Avoid spurious warnings from clang by feeding it original source on
1382 # ccache-miss rather than preprocessed input.
1383 if [ ! -z "$CFG_ENABLE_CCACHE" ] && [ ! -z "$CFG_USING_CLANG" ]
1386 putvar CFG_CCACHE_CPP2
1389 if [ ! -z "$CFG_ENABLE_CCACHE" ]
1391 CFG_CCACHE_BASEDIR=${CFG_SRC_DIR}
1392 putvar CFG_CCACHE_BASEDIR
1396 if [ ! -z $BAD_PANDOC ]
1402 putvar CFG_LLVM_SRC_DIR
1406 CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
1407 CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
1408 putvar $CFG_LLVM_BUILD_DIR
1409 putvar $CFG_LLVM_INST_DIR
1412 # Munge any paths that appear in config.mk back to posix-y
1413 cp config.tmp config.tmp.bak
1414 sed -e 's@ \([a-zA-Z]\):[/\\]@ /\1/@g;' <config.tmp.bak >config.tmp
1415 rm -f config.tmp.bak
1418 copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
1419 move_if_changed config.tmp config.mk
1424 msg "run \`make help\`"