exit 1
}
+need_ok() {
+ if [ $? -ne 0 ]
+ then
+ err $1
+ fi
+}
need_cmd() {
if which $1 >/dev/null 2>&1
fi
}
-copy() {
- msg "cp $1 $2"
- cp $1 $2
+copy_if_changed() {
+ if cmp -s $1 $2
+ then
+ msg "leaving $2 unchanged"
+ else
+ msg "cp $1 $2"
+ cp -f $1 $2
+ chmod u-w $2 # make copied artifact read-only
+ fi
+}
+
+move_if_changed() {
+ if cmp -s $1 $2
+ then
+ msg "leaving $2 unchanged"
+ else
+ msg "mv $1 $2"
+ mv -f $1 $2
+ chmod u-w $2 # make moved artifact read-only
+ fi
}
putvar() {
then
printf "configure: %-20s := %.35s ...\n" $1 "$T"
else
- printf "configure: %-20s := %s\n" $1 "$T"
+ printf "configure: %-20s := %s %s\n" $1 "$T" "$2"
fi
- printf "%-20s := %s\n" $1 "$T" >>config.mk
+ printf "%-20s := %s\n" $1 "$T" >>config.tmp
}
probe() {
local V=$1
- local P=$2
+ shift
+ local P
local T
- T=$(which $P 2>&1)
- if [ $? -ne 0 ]
- then
- T=""
- fi
+ for P
+ do
+ T=$(which $P 2>&1)
+ if [ $? -eq 0 ]
+ then
+ VER0=$($P --version 2>/dev/null | head -1 \
+ | sed -e 's/[^0-9]*\([vV]\?[0-9.]\+[^ ]*\).*/\1/' )
+ if [ $? -eq 0 -a "x${VER0}" != "x" ]
+ then
+ VER="($VER0)"
+ else
+ VER=""
+ fi
+ break
+ else
+ VER=""
+ T=""
+ fi
+ done
eval $V=\$T
- putvar $V
+ putvar $V "$VER"
}
probe_need() {
local V=$1
- local P=$2
- probe $V $P
+ probe $*
eval VV=\$$V
if [ -z "$VV" ]
then
- err "required program '$P' not found"
+ err "needed, but unable to find any of: $*"
fi
}
+validate_opt () {
+ for arg in $CFG_CONFIGURE_ARGS
+ do
+ isArgValid=0
+ for option in $BOOL_OPTIONS
+ do
+ if test --disable-$option = $arg
+ then
+ isArgValid=1
+ fi
+ if test --enable-$option = $arg
+ then
+ isArgValid=1
+ fi
+ done
+ for option in $VAL_OPTIONS
+ do
+ if echo "$arg" | grep -q -- "--$option="
+ then
+ isArgValid=1
+ fi
+ done
+ if test $isArgValid -eq 0
+ then
+ err "Option '$arg' is not recognized"
+ fi
+ done
+}
+
valopt() {
+ VAL_OPTIONS="$VAL_OPTIONS $1"
+
local OP=$1
local DEFAULT=$2
shift
local DOC="$*"
if [ $HELP -eq 0 ]
then
- local UOP=$(echo $OP | tr 'a-z-' 'A-Z_')
+ local UOP=$(echo $OP | tr '[:lower:]' '[:upper:]' | tr '\-' '\_')
local V="CFG_${UOP}"
eval $V="$DEFAULT"
for arg in $CFG_CONFIGURE_ARGS
}
opt() {
+ BOOL_OPTIONS="$BOOL_OPTIONS $1"
+
local OP=$1
local DEFAULT=$2
shift
}
msg "looking for configure programs"
+need_cmd cmp
need_cmd mkdir
need_cmd printf
need_cmd cut
+need_cmd head
need_cmd grep
need_cmd xargs
need_cmd cp
need_cmd tr
need_cmd sed
+
msg "inspecting environment"
CFG_OSTYPE=$(uname -s)
then
# Darwin's `uname -s` lies and always returns i386. We have to use sysctl
# instead.
- if sysctl hw.optional.x86_64 | grep ': 1'
+ if sysctl hw.optional.x86_64 | grep -q ': 1'
then
CFG_CPUTYPE=x86_64
fi
fi
-
# The goal here is to come up with the same triple as LLVM would,
# at least for the subset of platforms we're willing to target.
CFG_CPUTYPE=arm
;;
- x86_64 | x86-64 | x64)
+ x86_64 | x86-64 | x64 | amd64)
CFG_CPUTYPE=x86_64
;;
err "unknown CPU type: $CFG_CPUTYPE"
esac
-CFG_HOST_TRIPLE="${CFG_CPUTYPE}-${CFG_OSTYPE}"
+# Detect 64 bit linux systems with 32 bit userland and force 32 bit compilation
+if [ $CFG_OSTYPE = unknown-linux-gnu -a $CFG_CPUTYPE = x86_64 ]
+then
+ file -L "$SHELL" | grep -q "x86[_-]64"
+ if [ $? != 0 ]; then
+ CFG_CPUTYPE=i686
+ fi
+fi
-CFG_SELF=$(echo $0 | tr '\\' '/')
-CFG_SRC_DIR=${CFG_SELF%${CFG_SELF##*/}}
-CFG_BUILD_DIR=$(echo $PWD | tr '\\' '/')
+
+DEFAULT_HOST_TRIPLE="${CFG_CPUTYPE}-${CFG_OSTYPE}"
+
+CFG_SRC_DIR="$(cd $(dirname $0) && pwd)/"
+CFG_BUILD_DIR="$(pwd)/"
+CFG_SELF=${CFG_SRC_DIR}$(basename $0)
CFG_CONFIGURE_ARGS="$@"
OPTIONS=""
echo "Options:"
echo ""
else
- msg "recreating config.mk"
- echo '' >config.mk
+ msg "recreating config.tmp"
+ echo '' >config.tmp
step_msg "processing $CFG_SELF args"
fi
+BOOL_OPTIONS=""
+VAL_OPTIONS=""
+
opt sharedstd 1 "build libstd as a shared library"
-opt valgrind 1 "run tests with valgrind"
+opt valgrind 0 "run tests with valgrind (memcheck by default)"
+opt helgrind 0 "run tests with helgrind instead of memcheck"
opt docs 1 "build documentation"
opt optimize 1 "build optimized rust code"
+opt optimize-cxx 1 "build optimized C++ code"
+opt optimize-llvm 1 "build optimized LLVM"
+opt debug 0 "build with extra debug fun"
+opt fast-make 0 "use .gitmodules as timestamp for submodule deps"
+opt manage-submodules 1 "let the build manage the git submodules"
opt mingw-cross 0 "cross-compile for win32 using mingw"
-opt only-gcc 0 "prefer gcc to clang for building the runtime"
+opt clang 0 "prefer clang to gcc for building the runtime"
+opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
+opt pax-flags 0 "apply PaX flags to rustc binaries (required for GRSecurity/PaX-patched kernels)"
valopt prefix "/usr/local" "set installation prefix"
+valopt local-rust-root "/usr/local" "set prefix for local rust binary"
valopt llvm-root "" "set LLVM root"
-valopt target-triples "" "LLVM target triples (defaults to host if unset)"
+valopt host-triple "${DEFAULT_HOST_TRIPLE}" "LLVM host triple"
+valopt target-triples "${CFG_HOST_TRIPLE}" "LLVM target triples"
+
+# Validate Options
+step_msg "validating $CFG_SELF args"
+validate_opt
if [ $HELP -eq 1 ]
then
exit 0
fi
-step_msg "writing out basic parameters"
-putvar CFG_SRC_DIR
-putvar CFG_BUILD_DIR
-putvar CFG_OSTYPE
-putvar CFG_CPUTYPE
-putvar CFG_CONFIGURE_ARGS
step_msg "looking for build programs"
-probe_need CFG_PERL perl
-probe_need CFG_PYTHON python
-probe_need CFG_CURL curl
-probe CFG_GIT git
+probe_need CFG_PERL perl
+probe_need CFG_CURL curl
+probe_need CFG_PYTHON python2.7 python2.6 python2 python
+
+python_version=$($CFG_PYTHON -V 2>&1)
+if [ $(echo $python_version | grep -c '^Python 2\.[4567]') -ne 1 ]; then
+ err "Found $python_version, but LLVM requires Python 2.4-2.7"
+fi
+
+# If we have no git directory then we are probably a tarball distribution
+# and shouldn't attempt to load submodules
+if [ ! -e ${CFG_SRC_DIR}.git ]
+then
+ probe CFG_GIT git
+ msg "git: no git directory. disabling submodules"
+ CFG_DISABLE_MANAGE_SUBMODULES=1
+else
+ probe_need CFG_GIT git
+fi
+
probe CFG_CLANG clang++
probe CFG_GCC gcc
-probe CFG_LLVM_CONFIG llvm-config
+probe CFG_LD ld
probe CFG_VALGRIND valgrind
probe CFG_PERF perf
-probe CFG_MAKEINFO makeinfo
-probe CFG_TEXI2PDF texi2pdf
-probe CFG_TEX tex
-probe CFG_MAKENSIS makensis
-probe CFG_NATURALDOCS naturaldocs
-
-if [ -z "$CFG_CLANG" -a -z "$CFG_GCC" ]
+probe CFG_ISCC iscc
+probe CFG_LLNEXTGEN LLnextgen
+probe CFG_PANDOC pandoc
+probe CFG_PDFLATEX pdflatex
+probe CFG_XETEX xetex
+probe CFG_LUATEX luatex
+probe CFG_NODE nodejs node
+if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
then
- err "either clang or gcc is required"
+ probe CFG_PAXCTL paxctl /sbin/paxctl
+ probe CFG_ZCAT zcat
fi
-if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
+if [ ! -z "$CFG_PANDOC" ]
then
- CFG_IN_TRANSITION=1
- putvar CFG_IN_TRANSITION
+ PANDOC_VER_LINE=$(pandoc --version | grep '^pandoc ')
+ PANDOC_VER=${PANDOC_VER_LINE#pandoc }
+ PV_MAJOR_MINOR=${PANDOC_VER%.[0-9]*}
+ PV_MAJOR=${PV_MAJOR_MINOR%%[.][0-9]*}
+ PV_MINOR=${PV_MAJOR_MINOR#[0-9]*[.]}
+ PV_MINOR=${PV_MINOR%%[.][0-9]*}
+ if [ "$PV_MAJOR" -lt "1" ] || [ "$PV_MINOR" -lt "8" ]
+ then
+ step_msg "pandoc $PV_MAJOR.$PV_MINOR is too old. disabling"
+ BAD_PANDOC=1
+ fi
fi
-# Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
-# on the Mac the dynamic linker causes Valgrind to emit a huge stream of
-# errors.
-if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
+if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
then
- CFG_BAD_VALGRIND=1
- putvar CFG_BAD_VALGRIND
+ if [ ! -z "$CFG_ENABLE_PAX_FLAGS" -a -z "$CFG_PAXCTL" ]
+ then
+ err "enabled PaX markings but no paxctl binary found"
+ fi
+
+ if [ -z "$CFG_DISABLE_PAX_FLAGS" ]
+ then
+ # GRSecurity/PaX detection. This can be very flaky.
+ GRSEC_DETECTED=
+
+ # /dev/grsec only exists if CONFIG_GRKERNSEC_NO_RBAC is not set.
+ # /proc/sys/kernel/grsecurity is not available if ÇONFIG_GRKERNSEC_SYSCTL is not set.
+ if [ -e /dev/grsec -o -d /proc/sys/kernel/grsecurity ]
+ then
+ GRSEC_DETECTED=1
+ # /proc/config.gz is normally only available to root, and only if CONFIG_IKCONFIG_PROC has been set.
+ elif [ -r /proc/config.gz -a ! -z "$CFG_ZCAT" ]
+ then
+ if "$CFG_ZCAT" /proc/config.gz | grep --quiet "CONFIG_GRKERNSEC=y"
+ then
+ GRSEC_DETECTED=1
+ fi
+ # Flaky.
+ elif grep --quiet grsec /proc/version
+ then
+ GRSEC_DETECTED=1
+ fi
+
+ if [ ! -z "$GRSEC_DETECTED" ]
+ then
+ step_msg "GRSecurity: yes"
+ if [ ! -z "$CFG_PAXCTL" ]
+ then
+ CFG_ENABLE_PAX_FLAGS=1
+ else
+ warn "GRSecurity kernel detected but no paxctl binary found: not setting CFG_ENABLE_PAX_FLAGS"
+ fi
+ else
+ step_msg "GRSecurity: no"
+ fi
+ fi
fi
-if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
+if [ ! -z "$CFG_ENABLE_LOCAL_RUST" ]
then
- CFG_LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
+ if [ ! -f ${CFG_LOCAL_RUST_ROOT}/bin/rustc ]
+ then
+ err "no local rust to use"
+ else
+ LRV=`${CFG_LOCAL_RUST_ROOT}/bin/rustc --version`
+ step_msg "using rustc at: ${CFG_LOCAL_RUST_ROOT} with version: " $LRV
+ fi
fi
-if [ ! -z "$CFG_LLVM_ROOT" -a -z "$CFG_LLVM_CONFIG" ]
+# Force freebsd to build with clang; gcc doesn't like us there
+if [ $CFG_OSTYPE = unknown-freebsd ]
then
- CFG_LLVM_INCDIR="$CFG_LLVM_ROOT/include"
- CFG_LLVM_BINDIR="$CFG_LLVM_ROOT/bin"
- CFG_LLVM_LIBDIR="$CFG_LLVM_ROOT/lib"
- CFG_LLVM_CXXFLAGS="-I$CFG_LLVM_INCDIR"
- CFG_LLVM_LDFLAGS=""
- CFG_LLVM_LIBS=$(find "$CFG_LLVM_LIBDIR" \
- -name '*.lib' \
- -exec echo '\"{}\"' ';' \
- | xargs echo)
- CFG_LLVM_VERSION=$("$CFG_LLVM_BINDIR/llc" \
- --version \
- | grep version \
- | cut -d ' ' -f 5-)
- CFG_LLVM_TRIPLE=$("$CFG_LLVM_BINDIR/llc" \
- --version \
- | grep Host: \
- | cut -d ' ' -f 4-)
-elif [ ! -z "$CFG_LLVM_CONFIG" ]
+ step_msg "on FreeBSD, forcing use of clang"
+ CFG_ENABLE_CLANG=1
+ putvar CFG_ENABLE_CLANG
+fi
+
+
+if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
then
- CFG_LLVM_VERSION=$($CFG_LLVM_CONFIG --version)
- CFG_LLVM_INCDIR=$($CFG_LLVM_CONFIG --includedir)
- CFG_LLVM_BINDIR=$($CFG_LLVM_CONFIG --bindir)
- CFG_LLVM_LIBDIR=$($CFG_LLVM_CONFIG --libdir)
- CFG_LLVM_CXXFLAGS=$($CFG_LLVM_CONFIG --cxxflags)
- CFG_LLVM_LDFLAGS=$($CFG_LLVM_CONFIG --ldflags)
- CFG_LLVM_LIBS=$($CFG_LLVM_CONFIG --libs)
- CFG_LLVM_TRIPLE=$($CFG_LLVM_CONFIG --host-target)
-else
- err "no llvm-config found and no --llvm-root specified"
+ err "either clang or gcc is required"
fi
-case $CFG_LLVM_VERSION in
- (3.0svn | 3.0 | 3.1svn)
- step_msg "found ok version of LLVM: $CFG_LLVM_VERSION"
- ;;
- (*)
- err "bad LLVM version: $CFG_LLVM_VERSION, need >=3.0svn"
- ;;
-esac
+if [ ! -z "$CFG_LLVM_ROOT" -a -e "$CFG_LLVM_ROOT/bin/llvm-config" ]
+then
+ step_msg "using custom LLVM at $CFG_LLVM_ROOT"
+
+ LLVM_CONFIG="$CFG_LLVM_ROOT/bin/llvm-config"
+ LLVM_VERSION=$($LLVM_CONFIG --version)
+
+ case $LLVM_VERSION in
+ (3.1svn|3.1|3.0svn|3.0)
+ msg "found ok version of LLVM: $LLVM_VERSION"
+ ;;
+ (*)
+ err "bad LLVM version: $LLVM_VERSION, need >=3.0svn"
+ ;;
+ esac
+fi
-if [ ! -z "$CFG_CLANG" -a -z "$CFG_ONLY_GCC" ]
+if [ ! -z "$CFG_ENABLE_CLANG" ]
then
+ if [ -z "$CFG_CLANG" ]
+ then
+ err "clang requested but not found"
+ fi
CFG_CLANG_VERSION=$("$CFG_CLANG" \
--version \
| grep version \
- | cut -d ' ' -f 3)
+ | sed 's/.*\(version .*\)/\1/' \
+ | cut -d ' ' -f 2)
case $CFG_CLANG_VERSION in
- (3.0svn | 3.0)
+ (3.0svn | 3.0 | 3.1* | 3.2* | 4.0* | 4.1* | 4.2*)
step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
CFG_C_COMPILER="clang"
;;
(*)
- msg "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn; disabling"
- CFG_C_COMPILER="gcc"
+ err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
;;
esac
else
CFG_C_COMPILER="gcc"
fi
-if [ -z "$CFG_PREFIX" ]
+# a little post-processing of various config values
+
+CFG_PREFIX=${CFG_PREFIX%/}
+CFG_TARGET_TRIPLES="$(echo $CFG_TARGET_TRIPLES | tr ',' ' ')"
+case $CFG_TARGET_TRIPLES in
+ (*$CFG_HOST_TRIPLE*) ;;
+ (*) err "Host triple is not among the target triples." ;;
+esac
+
+if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
then
- CFG_PREFIX=/usr/local
+ err "either clang or gcc is required"
fi
-if [ ! -z "$CFG_LLVM_TRIPLE" ]
+if [ ! -z "$CFG_PERF" ]
then
- if [ $CFG_HOST_TRIPLE != $CFG_LLVM_TRIPLE ]
+ HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
+ if [ -z "$HAVE_PERF_LOGFD" ];
then
- warn "LLVM host-triple $CFG_LLVM_TRIPLE differs from"
- warn "detected host triple $CFG_HOST_TRIPLE"
- warn "choosing LLVM host-triple instead"
- msg ""
- CFG_HOST_TRIPLE=$CFG_LLVM_TRIPLE
+ CFG_PERF_WITH_LOGFD=1
+ putvar CFG_PERF_WITH_LOGFD
fi
fi
-if [ -z "$CFG_TARGET_TRIPLES" ]
-then
- CFG_TARGET_TRIPLES="${CFG_HOST_TRIPLE}"
-fi
-
-putvar CFG_HOST_TRIPLE
-putvar CFG_TARGET_TRIPLES
-
-putvar CFG_C_COMPILER
-putvar CFG_PREFIX
-
-putvar CFG_LLVM_ROOT
-putvar CFG_LLVM_CONFIG
-putvar CFG_LLVM_INCDIR
-putvar CFG_LLVM_BINDIR
-putvar CFG_LLVM_LIBDIR
-putvar CFG_LLVM_CXXFLAGS
-putvar CFG_LLVM_LDFLAGS
-putvar CFG_LLVM_LIBS
-putvar CFG_LLVM_TRIPLE
-
-# Munge any paths that appear in config.mk back to posix-y
-perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
- -e 's@\\@/@go;' config.mk
-rm -f config.mk.bak
-
step_msg "making directories"
+
for i in \
- doc doc/std \
- nd nd/std \
- dl \
- test/run-pass test/run-fail test/compile-fail \
- test/bench test/perf test/pretty
+ doc doc/core doc/std \
+ dl tmp
do
make_dir $i
done
+make_dir llvm
+for t in $CFG_TARGET_TRIPLES
+do
+ make_dir llvm/$t
+done
+
make_dir rustllvm
for t in $CFG_TARGET_TRIPLES
do
do
make_dir rt/$t
for i in \
- isaac bigint sync test arch/i386 arch/x86_64 \
+ isaac linenoise sync test arch/i386 arch/x86_64 \
libuv libuv/src/ares libuv/src/eio libuv/src/ev
do
make_dir rt/$t/$i
done
done
-for t in $CFG_TARGET_TRIPLES
+# On windows we just store the libraries in the bin directory because
+# there's no rpath
+CFG_LIBDIR=lib
+if [ "$CFG_OSTYPE" = "pc-mingw32" ]
+then
+ CFG_LIBDIR=bin
+fi
+
+for h in $CFG_TARGET_TRIPLES
do
- for i in 0 1 2 3
+ for t in $CFG_TARGET_TRIPLES
do
- # host bin dir
- make_dir stage$i/bin
+ for i in 0 1 2 3
+ do
+ # host bin dir
+ make_dir $h/stage$i/bin
- # host lib dir
- make_dir stage$i/lib
+ # host lib dir
+ make_dir $h/stage$i/$CFG_LIBDIR
- # target bin dir
- make_dir stage$i/lib/rustc/$t/bin
+ # target bin dir
+ make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/bin
- # target lib dir
- make_dir stage$i/lib/rustc/$t/lib
+ # target lib dir
+ make_dir $h/stage$i/$CFG_LIBDIR/rustc/$t/$CFG_LIBDIR
+ done
done
+
+ make_dir $h/test/run-pass
+ make_dir $h/test/run-pass-fulldeps
+ make_dir $h/test/run-fail
+ make_dir $h/test/compile-fail
+ make_dir $h/test/bench
+ make_dir $h/test/perf
+ make_dir $h/test/pretty
+ make_dir $h/test/doc-tutorial
+ make_dir $h/test/doc-tutorial-ffi
+ make_dir $h/test/doc-tutorial-macros
+ make_dir $h/test/doc-tutorial-borrowed-ptr
+ make_dir $h/test/doc-tutorial-tasks
+ make_dir $h/test/doc-ref
+done
+
+# Configure submodules
+step_msg "configuring submodules"
+
+# Have to be in the top of src directory for this
+if [ -z $CFG_DISABLE_MANAGE_SUBMODULES ]
+then
+ cd ${CFG_SRC_DIR}
+
+ msg "git: submodule sync"
+ "${CFG_GIT}" submodule --quiet sync
+
+ msg "git: submodule update"
+ "${CFG_GIT}" submodule --quiet update --init
+ need_ok "git failed"
+
+ msg "git: submodule foreach sync"
+ "${CFG_GIT}" submodule --quiet foreach --recursive 'if test -e .gitmodules; then git submodule sync; fi'
+ need_ok "git failed"
+
+ msg "git: submodule foreach update"
+ "${CFG_GIT}" submodule --quiet update --init --recursive
+ need_ok "git failed"
+
+ # NB: this is just for the sake of getting the submodule SHA1 values
+ # and status written into the build log.
+ msg "git: submodule status"
+ "${CFG_GIT}" submodule status --recursive
+
+ msg "git: submodule clobber"
+ "${CFG_GIT}" submodule --quiet foreach --recursive git clean -dxf
+ need_ok "git failed"
+ "${CFG_GIT}" submodule --quiet foreach --recursive git checkout .
+ need_ok "git failed"
+
+ cd ${CFG_BUILD_DIR}
+fi
+
+# Configure llvm, only if necessary
+step_msg "looking at LLVM"
+CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
+for t in $CFG_TARGET_TRIPLES
+do
+ do_reconfigure=1
+
+ if [ -z $CFG_LLVM_ROOT ]
+ then
+ LLVM_BUILD_DIR=${CFG_BUILD_DIR}llvm/$t
+ if [ ! -z "$CFG_DISABLE_OPTIMIZE_LLVM" ]
+ then
+ LLVM_DBG_OPTS=""
+ # Just use LLVM straight from its build directory to
+ # avoid 'make install' time
+ LLVM_INST_DIR=$LLVM_BUILD_DIR/Debug+Asserts
+ else
+ LLVM_DBG_OPTS="--enable-optimized"
+ LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
+ fi
+ else
+ msg "not reconfiguring LLVM, external LLVM root"
+ # The user is using their own LLVM
+ LLVM_BUILD_DIR=
+ LLVM_INST_DIR=$CFG_LLVM_ROOT
+ do_reconfigure=0
+ fi
+
+
+ if [ ${do_reconfigure} -ne 0 ]
+ then
+ # because git is hilarious, it might have put the module index
+ # in a couple places.
+ index1="${CFG_SRC_DIR}.git/modules/src/llvm/index"
+ index2="${CFG_SRC_DIR}src/llvm/.git/index"
+ for index in ${index1} ${index2}
+ do
+ config_status="${CFG_BUILD_DIR}llvm/$t/config.status"
+ if test -e ${index} -a \
+ -e ${config_status} -a \
+ ${config_status} -nt ${index}
+ then
+ msg "not reconfiguring LLVM, config.status is fresh"
+ do_reconfigure=0
+ fi
+ done
+ fi
+
+ if [ ${do_reconfigure} -ne 0 ]
+ then
+ msg "configuring LLVM for $t"
+
+ LLVM_TARGETS="--enable-targets=x86,x86_64,arm"
+ LLVM_BUILD="--build=$t"
+ LLVM_HOST="--host=$t"
+ LLVM_TARGET="--target=$t"
+
+ # Disable unused LLVM features
+ LLVM_OPTS="$LLVM_DBG_OPTS --disable-docs \
+ --enable-bindings=none --disable-threads \
+ --disable-pthreads"
+
+ if [ "$CFG_C_COMPILER" = "clang" ]
+ then
+ LLVM_CXX_32="clang++ -m32"
+ LLVM_CC_32="clang -m32"
+
+ LLVM_CXX_64="clang++"
+ LLVM_CC_64="clang"
+ else
+ LLVM_CXX_32="g++ -m32"
+ LLVM_CC_32="gcc -m32"
+
+ LLVM_CXX_64="g++"
+ LLVM_CC_64="gcc"
+ fi
+
+ LLVM_CFLAGS_32="-m32"
+ LLVM_CXXFLAGS_32="-m32"
+ LLVM_LDFLAGS_32="-m32"
+
+ LLVM_CFLAGS_64=""
+ LLVM_CXXFLAGS_64=""
+ LLVM_LDFLAGS_64=""
+
+ if echo $t | grep -q x86_64
+ then
+ LLVM_CXX=$LLVM_CXX_64
+ LLVM_CC=$LLVM_CC_64
+ LLVM_CFLAGS=$LLVM_CFLAGS_64
+ LLVM_CXXFLAGS=$LLVM_CXXFLAGS_64
+ LLVM_LDFLAGS=$LLVM_LDFLAGS_64
+ else
+ LLVM_CXX=$LLVM_CXX_32
+ LLVM_CC=$LLVM_CC_32
+ LLVM_CFLAGS=$LLVM_CFLAGS_32
+ LLVM_CXXFLAGS=$LLVM_CXXFLAGS_32
+ LLVM_LDFLAGS=$LLVM_LDFLAGS_32
+ fi
+
+ CXX=$LLVM_CXX
+ CC=$LLVM_CC
+ CFLAGS=$LLVM_CFLAGS
+ CXXFLAGS=$LLVM_CXXFLAGS
+ LDFLAGS=$LLVM_LDFLAGS
+
+ LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
+ $LLVM_HOST $LLVM_TARGET"
+
+ msg "configuring LLVM with:"
+ msg "$LLVM_FLAGS"
+
+ export CXX
+ export CC
+ export CFLAGS
+ export CXXFLAGS
+ export LDFLAGS
+
+ cd $LLVM_BUILD_DIR
+ case $CFG_SRC_DIR in
+ /* | [a-z]:* | [A-Z]:*)
+ ${CFG_LLVM_SRC_DIR}configure $LLVM_FLAGS
+ ;;
+ *)
+ ${CFG_BUILD_DIR}${CFG_LLVM_SRC_DIR}configure \
+ $LLVM_FLAGS
+ ;;
+ esac
+ need_ok "LLVM configure failed"
+ cd $CFG_BUILD_DIR
+ fi
+
+ # Construct variables for LLVM build and install directories for
+ # each target. These will be named
+ # CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
+ # target_triple will be converted to underscore, because bash
+ # variables can't contain hyphens. The makefile will then have to
+ # convert back.
+ CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
+ CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
+ eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
+ eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
+done
+
+
+step_msg "writing configuration"
+
+putvar CFG_SRC_DIR
+putvar CFG_BUILD_DIR
+putvar CFG_OSTYPE
+putvar CFG_CPUTYPE
+putvar CFG_CONFIGURE_ARGS
+putvar CFG_PREFIX
+putvar CFG_TARGET_TRIPLES
+putvar CFG_C_COMPILER
+putvar CFG_LIBDIR
+putvar CFG_DISABLE_MANAGE_SUBMODULES
+
+if [ ! -z "$CFG_ENABLE_PAX_FLAGS" ]
+then
+ putvar CFG_ENABLE_PAX_FLAGS
+ putvar CFG_PAXCTL
+fi
+
+if [ ! -z $BAD_PANDOC ]
+then
+ CFG_PANDOC=
+ putvar CFG_PANDOC
+fi
+
+if head -n 1 ${CFG_SRC_DIR}src/snapshots.txt | grep -q '^T'
+then
+ CFG_IN_TRANSITION=1
+ putvar CFG_IN_TRANSITION
+fi
+
+# Valgrind is only reliable on Linux. On Windows it doesn't work at all, and
+# on the Mac the dynamic linker causes Valgrind to emit a huge stream of
+# errors.
+if [ $CFG_OSTYPE != unknown-linux-gnu ] && [ $CFG_OSTYPE != apple-darwin ]
+then
+ CFG_BAD_VALGRIND=1
+ putvar CFG_BAD_VALGRIND
+fi
+
+putvar CFG_LLVM_ROOT
+putvar CFG_LLVM_SRC_DIR
+
+for t in $CFG_TARGET_TRIPLES
+do
+ CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
+ CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
+ putvar $CFG_LLVM_BUILD_DIR
+ putvar $CFG_LLVM_INST_DIR
done
-copy ${CFG_SRC_DIR}Makefile.in ./Makefile
+# Munge any paths that appear in config.mk back to posix-y
+perl -i.bak -p -e 's@ ([a-zA-Z]):[/\\]@ /\1/@go;' \
+ -e 's@\\@/@go;' config.tmp
+rm -f config.tmp.bak
+
+msg
+copy_if_changed ${CFG_SRC_DIR}Makefile.in ./Makefile
+move_if_changed config.tmp config.mk
+rm -f config.tmp
+touch config.stamp
step_msg "complete"
projects / rust.git / blobdiff