fi
}
+envopt() {
+ local NAME=$1
+ local V="CFG_${NAME}"
+ eval VV=\$$V
+
+ # If configure didn't set a value already, then check environment.
+ #
+ # (It is recommended that the configure script always check the
+ # environment before setting any values to envopt variables; see
+ # e.g. how CFG_CC is handled, where it first checks `-z "$CC"`,
+ # and issues msg if it ends up employing that provided value.)
+ if [ -z "$VV" ]
+ then
+ eval $V=\$$NAME
+ eval VV=\$$V
+ fi
+
+ # If script or environment provided a value, save it.
+ if [ ! -z "$VV" ]
+ then
+ putvar $V
+ fi
+}
+
msg "looking for configure programs"
need_cmd cmp
need_cmd mkdir
CFG_CPUTYPE=arm
;;
+ armv7l)
+ CFG_CPUTYPE=arm
+ CFG_OSTYPE="${CFG_OSTYPE}eabihf"
+ ;;
+
x86_64 | x86-64 | x64 | amd64)
CFG_CPUTYPE=x86_64
;;
opt optimize-cxx 1 "build optimized C++ code"
opt optimize-llvm 1 "build optimized LLVM"
opt optimize-tests 1 "build tests with optimizations"
+opt libcpp 1 "build with llvm with libc++ instead of libstdc++ when using clang"
opt llvm-assertions 1 "build LLVM with assertions"
opt debug 1 "build with extra debug fun"
opt ratchet-bench 0 "ratchet benchmarks"
opt clang 0 "prefer clang to gcc for building the runtime"
opt ccache 0 "invoke gcc/clang via ccache to reuse object files between builds"
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)"
opt inject-std-version 1 "inject the current compiler version of libstd into programs"
opt llvm-static-stdcpp 0 "statically link to libstdc++ for LLVM"
opt rpath 1 "build rpaths into rustc itself"
opt nightly 0 "build nightly packages"
opt verify-install 1 "verify installed binaries work"
+opt jemalloc 1 "build liballoc with jemalloc"
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 jemalloc-root "" "set directory where libjemalloc_pic.a is located"
+valopt libuv-root "" "set directory where libuv.a is located"
valopt android-cross-path "/opt/ndk_standalone" "Android NDK standalone path"
valopt mingw32-cross-path "" "MinGW32 cross compiler path"
fi
fi
-if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
-then
- probe CFG_PAXCTL paxctl /sbin/paxctl
- probe CFG_ZCAT zcat
-fi
-
step_msg "looking for target specific programs"
probe CFG_ADB adb
fi
fi
-if [ "$CFG_OSTYPE" = "unknown-linux-gnu" ]
-then
- 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 "$CFG_PAXCTL" ]
- then
- CFG_ENABLE_PAX_FLAGS=1
- else
- warn "GRSecurity kernel detected but no paxctl binary found: not setting CFG_ENABLE_PAX_FLAGS"
- fi
- else
- step_msg "GRSecurity: no"
- fi
- fi
-fi
-
BIN_SUF=
if [ "$CFG_OSTYPE" = "pc-mingw32" ] || [ "$CFG_OSTYPE" = "w64-mingw32" ]
then
if !((chk_cc gcc clang && chk_cc g++ clang) ||
(chk_cc gcc gcc &&( chk_cc g++ g++ || chk g++ gcc))) then
err "the gcc and g++ in your path point to different compilers.
- Check which versions are in your path with cc --version and g++ --version.
+ Check which versions are in your path with gcc --version and g++ --version.
To resolve this problem, either fix your PATH or run configure with --enable-clang"
fi
esac
fi
-if [ ! -z "$CFG_ENABLE_CLANG" ]
+# Even when the user overrides the choice of CC, still try to detect
+# clang to disable some clang-specific warnings. We here draw a
+# distinction between:
+#
+# CFG_ENABLE_CLANG : passed --enable-clang, or host "requires" clang,
+# CFG_USING_CLANG : compiler (clang / gcc / $CC) looks like clang.
+#
+# This distinction is important because there are some safeguards we
+# would prefer to skip when merely CFG_USING_CLANG is set; but when
+# CFG_ENABLE_CLANG is set, that indicates that we are opting into
+# running such safeguards.
+
+if [ ! -z "$CC" ]
then
- if [ -z "$CFG_CLANG" ]
+ msg "skipping compiler inference steps; using provided CC=$CC"
+ CFG_CC="$CC"
+
+ CFG_OSX_CC_VERSION=$("$CFG_CC" --version 2>&1 | grep "clang")
+ if [ $? -eq 0 ]
then
- err "clang requested but not found"
+ step_msg "note, user-provided CC looks like clang; CC=$CC."
+ CFG_USING_CLANG=1
+ putvar CFG_USING_CLANG
fi
- CFG_CLANG_VERSION=$("$CFG_CLANG" \
- --version \
- | grep version \
- | sed 's/.*\(version .*\)/\1/; s/.*based on \(LLVM .*\))/\1/' \
- | cut -d ' ' -f 2)
-
- case $CFG_CLANG_VERSION in
- (3.0svn | 3.0 | 3.1* | 3.2* | 3.3* | 3.4* | 3.5* )
- step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
- CFG_C_COMPILER="clang"
- ;;
- (*)
- err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
- ;;
- esac
else
- CFG_C_COMPILER="gcc"
+ if [ ! -z "$CFG_ENABLE_CLANG" ]
+ then
+ if [ -z "$CFG_CLANG" ]
+ then
+ err "clang requested but not found"
+ fi
+ CFG_CC="$CFG_CLANG"
+ CFG_USING_CLANG=1
+ putvar CFG_USING_CLANG
+ else
+ CFG_CC="gcc"
+ fi
+fi
+
+if [ ! -z "$CFG_ENABLE_CLANG" ]
+then
+ if [ -z "$CC" ] || [[ $CC == *clang ]]
+ then
+ CFG_CLANG_VERSION=$($CFG_CC \
+ --version \
+ | grep version \
+ | sed 's/.*\(version .*\)/\1/; s/.*based on \(LLVM .*\))/\1/' \
+ | cut -d ' ' -f 2)
+
+ case $CFG_CLANG_VERSION in
+ (3.0svn | 3.0 | 3.1* | 3.2* | 3.3* | 3.4* | 3.5* )
+ step_msg "found ok version of CLANG: $CFG_CLANG_VERSION"
+ if [ -z "$CC" ]
+ then
+ CFG_CC="clang"
+ CFG_CXX="clang++"
+ fi
+ ;;
+ (*)
+ err "bad CLANG version: $CFG_CLANG_VERSION, need >=3.0svn"
+ ;;
+ esac
+ else
+ msg "skipping CFG_ENABLE_CLANG version check; provided CC=$CC"
+ fi
fi
if [ ! -z "$CFG_ENABLE_CCACHE" ]
then
- if [ -z "$CFG_CCACHE" ]
+ if [ -z "$CC" ]
then
- err "ccache requested but not found"
+ if [ -z "$CFG_CCACHE" ]
+ then
+ err "ccache requested but not found"
+ fi
+
+ CFG_CC="ccache $CFG_CC"
fi
+fi
- CFG_C_COMPILER="ccache $CFG_C_COMPILER"
+if [ -z "$CC" -a -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
+then
+ err "either clang or gcc is required"
fi
+# All safeguards based on $CFG_ENABLE_CLANG should occur before this
+# point in the script; after this point, script logic should inspect
+# $CFG_USING_CLANG rather than $CFG_ENABLE_CLANG.
+
+# Set CFG_{CC,CXX,CPP,CFLAGS,CXXFLAGS}
+envopt CC
+envopt CXX
+envopt CPP
+envopt CFLAGS
+envopt CXXFLAGS
+
# a little post-processing of various config values
CFG_PREFIX=${CFG_PREFIX%/}
CFG_MANDIR=${CFG_MANDIR%/}
esac
done
-if [ -z "$CFG_ENABLE_CLANG" -a -z "$CFG_GCC" ]
-then
- err "either clang or gcc is required"
-fi
-
if [ ! -z "$CFG_PERF" ]
then
HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
make_dir $h/test/debuginfo-lldb
make_dir $h/test/codegen
make_dir $h/test/doc-tutorial
+ make_dir $h/test/doc-guide
make_dir $h/test/doc-guide-ffi
make_dir $h/test/doc-guide-runtime
make_dir $h/test/doc-guide-macros
make_dir $h/test/doc-guide-pointers
make_dir $h/test/doc-guide-container
make_dir $h/test/doc-guide-tasks
- make_dir $h/test/doc-complement-cheatsheet
make_dir $h/test/doc-rust
done
msg "git: submodule sync"
"${CFG_GIT}" submodule sync
+ msg "git: submodule init"
+ "${CFG_GIT}" submodule init
+
+ # Disable submodules that we're not using
+ if [ ! -z "${CFG_LLVM_ROOT}" ]; then
+ msg "git: submodule deinit src/llvm"
+ "${CFG_GIT}" submodule deinit src/llvm
+ fi
+ if [ ! -z "${CFG_JEMALLOC_ROOT}" ]; then
+ msg "git: submodule deinit src/jemalloc"
+ "${CFG_GIT}" submodule deinit src/jemalloc
+ fi
+ if [ ! -z "${CFG_LIBUV_ROOT}" ]; then
+ msg "git: submodule deinit src/libuv"
+ "${CFG_GIT}" submodule deinit src/libuv
+ fi
+
msg "git: submodule update"
- "${CFG_GIT}" submodule update --init
+ "${CFG_GIT}" submodule update
need_ok "git failed"
msg "git: submodule foreach sync"
need_ok "git failed"
msg "git: submodule foreach update"
- "${CFG_GIT}" submodule update --init --recursive
+ "${CFG_GIT}" submodule update --recursive
need_ok "git failed"
# NB: this is just for the sake of getting the submodule SHA1 values
;;
esac
- case "$CFG_C_COMPILER" in
+ case "$CFG_CC" in
("ccache clang")
- LLVM_CXX_32="ccache clang++ -m32 -Qunused-arguments"
- LLVM_CC_32="ccache clang -m32 -Qunused-arguments"
+ LLVM_CXX_32="ccache clang++ -Qunused-arguments"
+ LLVM_CC_32="ccache clang -Qunused-arguments"
LLVM_CXX_64="ccache clang++ -Qunused-arguments"
LLVM_CC_64="ccache clang -Qunused-arguments"
- LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
;;
("clang")
- LLVM_CXX_32="clang++ -m32 -Qunused-arguments"
- LLVM_CC_32="clang -m32 -Qunused-arguments"
+ LLVM_CXX_32="clang++ -Qunused-arguments"
+ LLVM_CC_32="clang -Qunused-arguments"
LLVM_CXX_64="clang++ -Qunused-arguments"
LLVM_CC_64="clang -Qunused-arguments"
- LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
;;
("ccache gcc")
- LLVM_CXX_32="ccache g++ -m32"
- LLVM_CC_32="ccache gcc -m32"
+ LLVM_CXX_32="ccache g++"
+ LLVM_CC_32="ccache gcc"
LLVM_CXX_64="ccache g++"
LLVM_CC_64="ccache gcc"
;;
("gcc")
- LLVM_CXX_32="g++ -m32"
- LLVM_CC_32="gcc -m32"
+ LLVM_CXX_32="g++"
+ LLVM_CC_32="gcc"
LLVM_CXX_64="g++"
LLVM_CC_64="gcc"
+ ;;
+
+ (*)
+ msg "inferring LLVM_CXX/CC from CXX/CC = $CXX/$CC"
+ LLVM_CXX_32="$CXX"
+ LLVM_CC_32="$CC"
+
+ LLVM_CXX_64="$CXX"
+ LLVM_CC_64="$CC"
+ ;;
esac
- LLVM_CFLAGS_32="-m32"
- LLVM_CXXFLAGS_32="-m32"
- LLVM_LDFLAGS_32="-m32"
+ case "$CFG_CPUTYPE" in
+ (x86*)
+ LLVM_CXX_32="$LLVM_CXX_32 -m32"
+ LLVM_CC_32="$LLVM_CC_32 -m32"
+
+ LLVM_CFLAGS_32="-m32"
+ LLVM_CXXFLAGS_32="-m32"
+ LLVM_LDFLAGS_32="-m32"
+
+ LLVM_CFLAGS_64=""
+ LLVM_CXXFLAGS_64=""
+ LLVM_LDFLAGS_64=""
+
+ LLVM_CXX_32="$LLVM_CXX_32 -m32"
+ LLVM_CC_32="$LLVM_CC_32 -m32"
+ ;;
+
+ (*)
+ LLVM_CFLAGS_32=""
+ LLVM_CXXFLAGS_32=""
+ LLVM_LDFLAGS_32=""
- LLVM_CFLAGS_64=""
- LLVM_CXXFLAGS_64=""
- LLVM_LDFLAGS_64=""
+ LLVM_CFLAGS_64=""
+ LLVM_CXXFLAGS_64=""
+ LLVM_LDFLAGS_64=""
+ ;;
+ esac
if echo $t | grep -q x86_64
then
CXXFLAGS=$LLVM_CXXFLAGS
LDFLAGS=$LLVM_LDFLAGS
+ if [ -z "$CFG_DISABLE_LIBCPP" ] && [ -n "$CFG_USING_CLANG" ]; then
+ LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
+ fi
+
LLVM_FLAGS="$LLVM_TARGETS $LLVM_OPTS $LLVM_BUILD \
$LLVM_HOST $LLVM_TARGET --with-python=$CFG_PYTHON"
putvar CFG_BUILD
putvar CFG_HOST
putvar CFG_TARGET
-putvar CFG_C_COMPILER
putvar CFG_LIBDIR
putvar CFG_LIBDIR_RELATIVE
putvar CFG_DISABLE_MANAGE_SUBMODULES
putvar CFG_MINGW32_CROSS_PATH
putvar CFG_MANDIR
putvar CFG_DISABLE_INJECT_STD_VERSION
+putvar CFG_JEMALLOC_ROOT
+putvar CFG_LIBUV_ROOT
+putvar CFG_DISABLE_JEMALLOC
# Avoid spurious warnings from clang by feeding it original source on
# ccache-miss rather than preprocessed input.
-if [ ! -z "$CFG_ENABLE_CCACHE" ] && [ ! -z "$CFG_ENABLE_CLANG" ]
+if [ ! -z "$CFG_ENABLE_CCACHE" ] && [ ! -z "$CFG_USING_CLANG" ]
then
CFG_CCACHE_CPP2=1
putvar CFG_CCACHE_CPP2
projects / rust.git / blobdiff