rocksdb/build_tools/build_detect_platform
James Lent 5a7222782a Ensure that the compression libraries are statically linked into dynamic libraries included
in the Java jar.  Also build the linux libraries using the portable flag to fix a problem with
the linux32 build and improve the general portability of the RocksDB dynamic libraries.
==> linux32: util/crc32c.cc:318:39: error: ‘_mm_crc32_u64’ was not declared in this scope
2015-10-09 14:41:40 -04:00

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#!/bin/sh
#
# Detects OS we're compiling on and outputs a file specified by the first
# argument, which in turn gets read while processing Makefile.
#
# The output will set the following variables:
# CC C Compiler path
# CXX C++ Compiler path
# PLATFORM_LDFLAGS Linker flags
# JAVA_LDFLAGS Linker flags for RocksDBJava
# JAVA_STATIC_LDFLAGS Linker flags for RocksDBJava static build
# PLATFORM_SHARED_EXT Extension for shared libraries
# PLATFORM_SHARED_LDFLAGS Flags for building shared library
# PLATFORM_SHARED_CFLAGS Flags for compiling objects for shared library
# PLATFORM_CCFLAGS C compiler flags
# PLATFORM_CXXFLAGS C++ compiler flags. Will contain:
# PLATFORM_SHARED_VERSIONED Set to 'true' if platform supports versioned
# shared libraries, empty otherwise.
#
# The PLATFORM_CCFLAGS and PLATFORM_CXXFLAGS might include the following:
#
# -DLEVELDB_PLATFORM_POSIX if cstdatomic is present
# -DLEVELDB_PLATFORM_NOATOMIC if it is not
# -DSNAPPY if the Snappy library is present
# -DLZ4 if the LZ4 library is present
# -DZSTD if the ZSTD library is present
# -DNUMA if the NUMA library is present
#
# Using gflags in rocksdb:
# Our project depends on gflags, which requires users to take some extra steps
# before they can compile the whole repository:
# 1. Install gflags. You may download it from here:
# https://code.google.com/p/gflags/
# 2. Once install, add the include path/lib path for gflags to CPATH and
# LIBRARY_PATH respectively. If installed with default mode, the
# lib and include path will be /usr/local/lib and /usr/local/include
# Mac user can do this by having brew installed and running brew install gflags
OUTPUT=$1
if test -z "$OUTPUT"; then
echo "usage: $0 <output-filename>" >&2
exit 1
fi
# we depend on C++11
PLATFORM_CXXFLAGS="-std=c++11"
# we currently depend on POSIX platform
COMMON_FLAGS="-DROCKSDB_PLATFORM_POSIX"
# Default to fbcode gcc on internal fb machines
if [ -z "$ROCKSDB_NO_FBCODE" -a -d /mnt/gvfs/third-party ]; then
FBCODE_BUILD="true"
# If we're compiling with TSAN we need pic build
PIC_BUILD=$COMPILE_WITH_TSAN
if [ -z "$ROCKSDB_FBCODE_BUILD_WITH_481" ]; then
source "$PWD/build_tools/fbcode_config.sh"
else
# we need this to build with MySQL. Don't use for other purposes.
source "$PWD/build_tools/fbcode_config4.8.1.sh"
fi
fi
# Delete existing output, if it exists
rm -f "$OUTPUT"
touch "$OUTPUT"
if test -z "$CC"; then
CC=cc
fi
if test -z "$CXX"; then
CXX=g++
fi
# Detect OS
if test -z "$TARGET_OS"; then
TARGET_OS=`uname -s`
fi
if test -z "$TARGET_ARCHITECTURE"; then
TARGET_ARCHITECTURE=`uname -m`
fi
if test -z "$CLANG_SCAN_BUILD"; then
CLANG_SCAN_BUILD=scan-build
fi
if test -z "$CLANG_ANALYZER"; then
CLANG_ANALYZER=$(which clang++ 2> /dev/null)
fi
COMMON_FLAGS="$COMMON_FLAGS ${CFLAGS}"
CROSS_COMPILE=
PLATFORM_CCFLAGS=
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS"
PLATFORM_SHARED_EXT="so"
PLATFORM_SHARED_LDFLAGS="-Wl,--no-as-needed -shared -Wl,-soname -Wl,"
PLATFORM_SHARED_CFLAGS="-fPIC"
PLATFORM_SHARED_VERSIONED=true
# generic port files (working on all platform by #ifdef) go directly in /port
GENERIC_PORT_FILES=`cd "$ROCKSDB_ROOT"; find port -name '*.cc' | tr "\n" " "`
# On GCC, we pick libc's memcmp over GCC's memcmp via -fno-builtin-memcmp
case "$TARGET_OS" in
Darwin)
PLATFORM=OS_MACOSX
COMMON_FLAGS="$COMMON_FLAGS -DOS_MACOSX"
PLATFORM_SHARED_EXT=dylib
PLATFORM_SHARED_LDFLAGS="-dynamiclib -install_name "
# PORT_FILES=port/darwin/darwin_specific.cc
;;
IOS)
PLATFORM=IOS
COMMON_FLAGS="$COMMON_FLAGS -DOS_MACOSX -DIOS_CROSS_COMPILE -DROCKSDB_LITE"
PLATFORM_SHARED_EXT=dylib
PLATFORM_SHARED_LDFLAGS="-dynamiclib -install_name "
CROSS_COMPILE=true
PLATFORM_SHARED_VERSIONED=
;;
Linux)
PLATFORM=OS_LINUX
COMMON_FLAGS="$COMMON_FLAGS -DOS_LINUX"
if [ -z "$USE_CLANG" ]; then
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp"
fi
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lrt"
# PORT_FILES=port/linux/linux_specific.cc
;;
SunOS)
PLATFORM=OS_SOLARIS
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_SOLARIS"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lrt"
# PORT_FILES=port/sunos/sunos_specific.cc
;;
FreeBSD)
PLATFORM=OS_FREEBSD
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_FREEBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread"
# PORT_FILES=port/freebsd/freebsd_specific.cc
;;
NetBSD)
PLATFORM=OS_NETBSD
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_NETBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lgcc_s"
# PORT_FILES=port/netbsd/netbsd_specific.cc
;;
OpenBSD)
PLATFORM=OS_OPENBSD
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_OPENBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -pthread"
# PORT_FILES=port/openbsd/openbsd_specific.cc
;;
DragonFly)
PLATFORM=OS_DRAGONFLYBSD
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_DRAGONFLYBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread"
# PORT_FILES=port/dragonfly/dragonfly_specific.cc
;;
Cygwin)
PLATFORM=CYGWIN
PLATFORM_SHARED_CFLAGS=""
PLATFORM_CXXFLAGS="-std=gnu++11"
COMMON_FLAGS="$COMMON_FLAGS -DCYGWIN"
if [ -z "$USE_CLANG" ]; then
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp"
fi
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lrt"
# PORT_FILES=port/linux/linux_specific.cc
;;
OS_ANDROID_CROSSCOMPILE)
PLATFORM=OS_ANDROID
COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_ANDROID -DLEVELDB_PLATFORM_POSIX"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS " # All pthread features are in the Android C library
# PORT_FILES=port/android/android.cc
CROSS_COMPILE=true
;;
*)
echo "Unknown platform!" >&2
exit 1
esac
PLATFORM_CXXFLAGS="$PLATFORM_CXXFLAGS ${CXXFLAGS}"
JAVA_LDFLAGS="$PLATFORM_LDFLAGS"
JAVA_STATIC_LDFLAGS="$PLATFORM_LDFLAGS"
if [ "$CROSS_COMPILE" = "true" -o "$FBCODE_BUILD" = "true" ]; then
# Cross-compiling; do not try any compilation tests.
# Also don't need any compilation tests if compiling on fbcode
true
else
# Test whether fallocate is available
$CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <fcntl.h>
#include <linux/falloc.h>
int main() {
int fd = open("/dev/null", 0);
fallocate(fd, FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE, 0, 1024);
}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DROCKSDB_FALLOCATE_PRESENT"
fi
# Test whether Snappy library is installed
# http://code.google.com/p/snappy/
$CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <snappy.h>
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DSNAPPY"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lsnappy"
JAVA_LDFLAGS="$JAVA_LDFLAGS -lsnappy"
fi
# Test whether gflags library is installed
# http://gflags.github.io/gflags/
# check if the namespace is gflags
$CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null << EOF
#include <gflags/gflags.h>
using namespace gflags;
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DGFLAGS=gflags"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lgflags"
else
# check if namespace is google
$CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null << EOF
#include <gflags/gflags.h>
using namespace google;
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DGFLAGS=google"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lgflags"
fi
fi
# Test whether zlib library is installed
$CXX $CFLAGS $COMMON_FLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <zlib.h>
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DZLIB"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lz"
JAVA_LDFLAGS="$JAVA_LDFLAGS -lz"
fi
# Test whether bzip library is installed
$CXX $CFLAGS $COMMON_FLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <bzlib.h>
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DBZIP2"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lbz2"
JAVA_LDFLAGS="$JAVA_LDFLAGS -lbz2"
fi
# Test whether lz4 library is installed
$CXX $CFLAGS $COMMON_FLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <lz4.h>
#include <lz4hc.h>
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DLZ4"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -llz4"
JAVA_LDFLAGS="$JAVA_LDFLAGS -llz4"
fi
# Test whether zstd library is installed
$CXX $CFLAGS $COMMON_FLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <zstd.h>
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DZSTD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lzstd"
JAVA_LDFLAGS="$JAVA_LDFLAGS -lzstd"
fi
# Test whether numa is available
$CXX $CFLAGS -x c++ - -o /dev/null -lnuma 2>/dev/null <<EOF
#include <numa.h>
#inlcude <numaif.h>
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DNUMA"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lnuma"
JAVA_LDFLAGS="$JAVA_LDFLAGS -lnuma"
fi
# Test whether jemalloc is available
if echo 'int main() {}' | $CXX $CFLAGS -x c++ - -o /dev/null -ljemalloc \
2>/dev/null; then
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -ljemalloc"
JAVA_LDFLAGS="$JAVA_LDFLAGS -ljemalloc"
else
# jemalloc is not available. Let's try tcmalloc
if echo 'int main() {}' | $CXX $CFLAGS -x c++ - -o /dev/null \
-ltcmalloc 2>/dev/null; then
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -ltcmalloc"
JAVA_LDFLAGS="$JAVA_LDFLAGS -ltcmalloc"
fi
fi
# Test whether malloc_usable_size is available
$CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <malloc.h>
int main() {
size_t res = malloc_usable_size(0);
return 0;
}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DROCKSDB_MALLOC_USABLE_SIZE"
fi
fi
# TODO(tec): Fix -Wshorten-64-to-32 errors on FreeBSD and enable the warning.
# -Wshorten-64-to-32 breaks compilation on FreeBSD i386
if ! [ "$TARGET_OS" = FreeBSD -a "$TARGET_ARCHITECTURE" = i386 ]; then
# Test whether -Wshorten-64-to-32 is available
$CXX $CFLAGS -x c++ - -o /dev/null -Wshorten-64-to-32 2>/dev/null <<EOF
int main() {}
EOF
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -Wshorten-64-to-32"
fi
fi
# shall we use HDFS?
if test "$USE_HDFS"; then
if test -z "$JAVA_HOME"; then
echo "JAVA_HOME has to be set for HDFS usage."
exit 1
fi
HDFS_CCFLAGS="$HDFS_CCFLAGS -I$JAVA_HOME/include -I$JAVA_HOME/include/linux -DUSE_HDFS"
HDFS_LDFLAGS="$HDFS_LDFLAGS -lhdfs -L$JAVA_HOME/jre/lib/amd64"
HDFS_LDFLAGS="$HDFS_LDFLAGS -L$JAVA_HOME/jre/lib/amd64/server -L$GLIBC_RUNTIME_PATH/lib"
HDFS_LDFLAGS="$HDFS_LDFLAGS -ldl -lverify -ljava -ljvm"
COMMON_FLAGS="$COMMON_FLAGS $HDFS_CCFLAGS"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS $HDFS_LDFLAGS"
JAVA_LDFLAGS="$JAVA_LDFLAGS $HDFS_LDFLAGS"
fi
if [ "$TARGET_OS" = FreeBSD -a "$TARGET_ARCHITECTURE" = i386 ]; then
# Intel SSE instructions breaks compilation on FreeBSD i386
unset USE_SSE
fi
if test "$USE_SSE"; then
# if Intel SSE instruction set is supported, set USE_SSE=1
COMMON_FLAGS="$COMMON_FLAGS -msse -msse4.2 "
elif test -z "$PORTABLE"; then
COMMON_FLAGS="$COMMON_FLAGS -march=native "
fi
PLATFORM_CCFLAGS="$PLATFORM_CCFLAGS $COMMON_FLAGS"
PLATFORM_CXXFLAGS="$PLATFORM_CXXFLAGS $COMMON_FLAGS"
VALGRIND_VER="$VALGRIND_VER"
ROCKSDB_MAJOR=`build_tools/version.sh major`
ROCKSDB_MINOR=`build_tools/version.sh minor`
ROCKSDB_PATCH=`build_tools/version.sh patch`
echo "CC=$CC" >> "$OUTPUT"
echo "CXX=$CXX" >> "$OUTPUT"
echo "PLATFORM=$PLATFORM" >> "$OUTPUT"
echo "PLATFORM_LDFLAGS=$PLATFORM_LDFLAGS" >> "$OUTPUT"
echo "JAVA_LDFLAGS=$JAVA_LDFLAGS" >> "$OUTPUT"
echo "JAVA_STATIC_LDFLAGS=$JAVA_STATIC_LDFLAGS" >> "$OUTPUT"
echo "VALGRIND_VER=$VALGRIND_VER" >> "$OUTPUT"
echo "PLATFORM_CCFLAGS=$PLATFORM_CCFLAGS" >> "$OUTPUT"
echo "PLATFORM_CXXFLAGS=$PLATFORM_CXXFLAGS" >> "$OUTPUT"
echo "PLATFORM_SHARED_CFLAGS=$PLATFORM_SHARED_CFLAGS" >> "$OUTPUT"
echo "PLATFORM_SHARED_EXT=$PLATFORM_SHARED_EXT" >> "$OUTPUT"
echo "PLATFORM_SHARED_LDFLAGS=$PLATFORM_SHARED_LDFLAGS" >> "$OUTPUT"
echo "PLATFORM_SHARED_VERSIONED=$PLATFORM_SHARED_VERSIONED" >> "$OUTPUT"
echo "EXEC_LDFLAGS=$EXEC_LDFLAGS" >> "$OUTPUT"
echo "JEMALLOC_INCLUDE=$JEMALLOC_INCLUDE" >> "$OUTPUT"
echo "JEMALLOC_LIB=$JEMALLOC_LIB" >> "$OUTPUT"
echo "ROCKSDB_MAJOR=$ROCKSDB_MAJOR" >> "$OUTPUT"
echo "ROCKSDB_MINOR=$ROCKSDB_MINOR" >> "$OUTPUT"
echo "ROCKSDB_PATCH=$ROCKSDB_PATCH" >> "$OUTPUT"
echo "CLANG_SCAN_BUILD=$CLANG_SCAN_BUILD" >> "$OUTPUT"
echo "CLANG_ANALYZER=$CLANG_ANALYZER" >> "$OUTPUT"