Build fixes and cleanups:

(1) Separate out C++ and CC flags (fixes c_test compilation)
(2) Move snappy/perftools detection to script
(3) Fix db_bench_sqlite3 and db_bench_tree_db build rules
main
Sanjay Ghemawat 13 years ago
parent 9013f13b15
commit a1ad4d1995
  1. 79
      Makefile
  2. 136
      build_detect_platform
  3. 2
      port/port_android.h

@ -16,67 +16,16 @@ OPT ?= -O2 -DNDEBUG # (A) Production use (optimized mode)
# detect what platform we're building on
$(shell sh ./build_detect_platform)
# this file is generated by build_detect_platform to set build flags
# this file is generated by build_detect_platform to set build flags and sources
include build_config.mk
# If Snappy is installed, add compilation and linker flags
# (see http://code.google.com/p/snappy/)
ifeq ($(SNAPPY), 1)
SNAPPY_CFLAGS=-DSNAPPY
SNAPPY_LDFLAGS=-lsnappy
else
SNAPPY_CFLAGS=
SNAPPY_LDFLAGS=
endif
CFLAGS += -c -I. -I./include $(PLATFORM_CCFLAGS) $(OPT)
CXXFLAGS += -c -I. -I./include $(PLATFORM_CXXFLAGS) $(OPT)
# If Google Perf Tools are installed, add compilation and linker flags
# (see http://code.google.com/p/google-perftools/)
ifeq ($(GOOGLE_PERFTOOLS), 1)
GOOGLE_PERFTOOLS_LDFLAGS=-ltcmalloc
else
GOOGLE_PERFTOOLS_LDFLAGS=
endif
LDFLAGS += $(PLATFORM_LDFLAGS)
CFLAGS = -c -I. -I./include $(PORT_CFLAGS) $(PLATFORM_CFLAGS) $(OPT) $(SNAPPY_CFLAGS)
LDFLAGS += $(PLATFORM_LDFLAGS) $(SNAPPY_LDFLAGS) $(GOOGLE_PERFTOOLS_LDFLAGS)
LIBOBJECTS = \
./db/builder.o \
./db/c.o \
./db/db_impl.o \
./db/db_iter.o \
./db/filename.o \
./db/dbformat.o \
./db/log_reader.o \
./db/log_writer.o \
./db/memtable.o \
./db/repair.o \
./db/table_cache.o \
./db/version_edit.o \
./db/version_set.o \
./db/write_batch.o \
./port/port_posix.o \
./table/block.o \
./table/block_builder.o \
./table/format.o \
./table/iterator.o \
./table/merger.o \
./table/table.o \
./table/table_builder.o \
./table/two_level_iterator.o \
./util/arena.o \
./util/cache.o \
./util/coding.o \
./util/comparator.o \
./util/crc32c.o \
./util/env.o \
./util/env_posix.o \
./util/hash.o \
./util/histogram.o \
./util/logging.o \
./util/options.o \
./util/status.o
LIBOBJECTS = $(SOURCES:.cc=.o)
MEMENVOBJECTS = $(MEMENV_SOURCES:.cc=.o)
TESTUTIL = ./util/testutil.o
TESTHARNESS = ./util/testharness.o $(TESTUTIL)
@ -121,13 +70,13 @@ $(LIBRARY): $(LIBOBJECTS)
$(AR) -rs $@ $(LIBOBJECTS)
db_bench: db/db_bench.o $(LIBOBJECTS) $(TESTUTIL)
$(CXX) $(LDFLAGS) db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) -o $@
$(CXX) db/db_bench.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS)
db_bench_sqlite3: doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL)
$(CXX) -lsqlite3 doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS
$(CXX) doc/bench/db_bench_sqlite3.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS) -lsqlite3
db_bench_tree_db: doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL)
$(CXX) $(LDFLAGS) -lkyotocabinet doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) -o $@
$(CXX) doc/bench/db_bench_tree_db.o $(LIBOBJECTS) $(TESTUTIL) -o $@ $(LDFLAGS) -lkyotocabinet
arena_test: util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS)
$(CXX) util/arena_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS)
@ -177,9 +126,9 @@ version_set_test: db/version_set_test.o $(LIBOBJECTS) $(TESTHARNESS)
write_batch_test: db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS)
$(CXX) db/write_batch_test.o $(LIBOBJECTS) $(TESTHARNESS) -o $@ $(LDFLAGS)
$(MEMENVLIBRARY) : helpers/memenv/memenv.o
$(MEMENVLIBRARY) : $(MEMENVOBJECTS)
rm -f $@
$(AR) -rs $@ helpers/memenv/memenv.o
$(AR) -rs $@ $(MEMENVOBJECTS)
memenv_test : helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS)
$(CXX) helpers/memenv/memenv_test.o $(MEMENVLIBRARY) $(LIBRARY) $(TESTHARNESS) -o $@ $(LDFLAGS)
@ -193,9 +142,9 @@ IOSVERSION=$(shell defaults read /Developer/Platforms/iPhoneOS.platform/version
.cc.o:
mkdir -p ios-x86/$(dir $@)
$(SIMULATORROOT)/usr/bin/$(CXX) $(CFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 $< -o ios-x86/$@
$(SIMULATORROOT)/usr/bin/$(CXX) $(CXXFLAGS) -isysroot $(SIMULATORROOT)/SDKs/iPhoneSimulator$(IOSVERSION).sdk -arch i686 $< -o ios-x86/$@
mkdir -p ios-arm/$(dir $@)
$(DEVICEROOT)/usr/bin/$(CXX) $(CFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk -arch armv6 -arch armv7 $< -o ios-arm/$@
$(DEVICEROOT)/usr/bin/$(CXX) $(CXXFLAGS) -isysroot $(DEVICEROOT)/SDKs/iPhoneOS$(IOSVERSION).sdk -arch armv6 -arch armv7 $< -o ios-arm/$@
lipo ios-x86/$@ ios-arm/$@ -create -output $@
.c.o:
@ -207,7 +156,7 @@ IOSVERSION=$(shell defaults read /Developer/Platforms/iPhoneOS.platform/version
else
.cc.o:
$(CXX) $(CFLAGS) $< -o $@
$(CXX) $(CXXFLAGS) $< -o $@
.c.o:
$(CC) $(CFLAGS) $< -o $@

@ -1,93 +1,145 @@
#!/bin/sh
#
# Detects OS we're compiling on and generates build_config.mk,
# which in turn gets read while processing Makefile.
#
# build_config.mk will set the following variables:
# - PORT_CFLAGS will either set:
# -DLEVELDB_PLATFORM_POSIX if cstatomic is present
# PLATFORM_LDFLAGS Linker flags
# PLATFORM_CCFLAGS C compiler flags
# PLATFORM_CXXFLAGS C++ compiler flags. Will contain:
# -DLEVELDB_PLATFORM_POSIX if cstdatomic is present
# -DLEVELDB_PLATFORM_NOATOMIC if it is not
# - PLATFORM_CFLAGS with compiler flags for the platform
# - PLATFORM_LDFLAGS with linker flags for the platform
SCRIPT_DIR=`dirname $0`
# Delete existing build_config.mk
rm -f build_config.mk
touch build_config.mk
if test -z "$CXX"; then
CXX=g++
fi
# Detect OS
case `uname -s` in
if test -z "$TARGET_OS"; then
TARGET_OS=`uname -s`
fi
COMMON_FLAGS=
PLATFORM_CCFLAGS=
PLATFORM_CXXFLAGS=
PLATFORM_LDFLAGS=
# On GCC, we pick libc's memcmp over GCC's memcmp via -fno-builtin-memcmp
case "$TARGET_OS" in
Darwin)
PLATFORM=OS_MACOSX
echo "PLATFORM_CFLAGS=-DOS_MACOSX" >> build_config.mk
echo "PLATFORM_LDFLAGS=" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -DOS_MACOSX"
PORT_FILE=port/port_posix.cc
;;
Linux)
PLATFORM=OS_LINUX
echo "PLATFORM_CFLAGS=-pthread -DOS_LINUX" >> build_config.mk
echo "PLATFORM_LDFLAGS=-pthread" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -pthread -DOS_LINUX"
PLATFORM_LDFLAGS="-pthread"
PORT_FILE=port/port_posix.cc
;;
SunOS)
PLATFORM=OS_SOLARIS
echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_SOLARIS" >> build_config.mk
echo "PLATFORM_LDFLAGS=-lpthread -lrt" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_SOLARIS"
PLATFORM_LDFLAGS="-lpthread -lrt"
PORT_FILE=port/port_posix.cc
;;
FreeBSD)
PLATFORM=OS_FREEBSD
echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_FREEBSD" >> build_config.mk
echo "PLATFORM_LDFLAGS=-lpthread" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_FREEBSD"
PLATFORM_LDFLAGS="-lpthread"
PORT_FILE=port/port_posix.cc
;;
NetBSD)
PLATFORM=OS_NETBSD
echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_NETBSD" >> build_config.mk
echo "PLATFORM_LDFLAGS=-lpthread -lgcc_s" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_NETBSD"
PLATFORM_LDFLAGS="-lpthread -lgcc_s"
PORT_FILE=port/port_posix.cc
;;
OpenBSD)
PLATFORM=OS_OPENBSD
echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_OPENBSD" >> build_config.mk
echo "PLATFORM_LDFLAGS=-pthread" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_OPENBSD"
PLATFORM_LDFLAGS="-pthread"
PORT_FILE=port/port_posix.cc
;;
DragonFly)
PLATFORM=OS_DRAGONFLYBSD
echo "PLATFORM_CFLAGS=-D_REENTRANT -DOS_DRAGONFLYBSD" >> build_config.mk
echo "PLATFORM_LDFLAGS=-lpthread" >> build_config.mk
COMMON_FLAGS="-fno-builtin-memcmp -D_REENTRANT -DOS_DRAGONFLYBSD"
PLATFORM_LDFLAGS="-lpthread"
PORT_FILE=port/port_posix.cc
;;
OS_ANDROID_CROSSCOMPILE)
PLATFORM="$TARGET_OS"
COMMON_FLAGS=""
PLATFORM_LDFLAGS=""
PORT_FILE=port/port_android.cc
;;
*)
echo "Unknown platform!"
exit 1
esac
echo "PLATFORM=$PLATFORM" >> build_config.mk
# We want to make a list of all cc files within util, db, table, and helpers
# except for the test and benchmark files. By default, find will output a list
# of all files matching either rule, so we need to append -print to make the
# prune take effect.
DIRS="$SCRIPT_DIR/util $SCRIPT_DIR/db $SCRIPT_DIR/table"
set -f # temporarily disable globbing so that our patterns aren't expanded
PRUNE_TEST="-name *test*.cc -prune"
PRUNE_BENCH="-name *_bench.cc -prune"
PORTABLE_FILES=`find $DIRS $PRUNE_TEST -o $PRUNE_BENCH -o -name '*.cc' -print | sort | tr "\n" " "`
set +f # re-enable globbing
# On GCC, use libc's memcmp, not GCC's memcmp
PORT_CFLAGS="-fno-builtin-memcmp"
# The sources consist of the portable files, plus the platform-specific port
# file.
echo "SOURCES=$PORTABLE_FILES $PORT_FILE" >> build_config.mk
echo "MEMENV_SOURCES=helpers/memenv/memenv.cc" >> build_config.mk
# Detect C++0x -- this determines whether we'll use port_noatomic.h
# or port_posix.h by:
# 1. Rrying to compile with -std=c++0x and including <cstdatomic>.
# 2. If $CXX returns error code, we know to use port_posix.h
$CXX $CFLAGS -std=c++0x -x c++ - -o /dev/null 2>/dev/null <<EOF
if [ "$PLATFORM" = "OS_ANDROID_CROSSCOMPILE" ]; then
# Cross-compiling; do not try any compilation tests.
true
else
# If -std=c++0x works, use <cstdatomic>. Otherwise use port_posix.h.
$CXX $CFLAGS -std=c++0x -x c++ - -o /dev/null 2>/dev/null <<EOF
#include <cstdatomic>
int main() {}
EOF
if [ "$?" = 0 ]; then
PORT_CFLAGS="$PORT_CFLAGS -DLEVELDB_PLATFORM_POSIX -DLEVELDB_CSTDATOMIC_PRESENT -std=c++0x"
else
PORT_CFLAGS="$PORT_CFLAGS -DLEVELDB_PLATFORM_POSIX"
fi
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DLEVELDB_PLATFORM_POSIX -DLEVELDB_CSTDATOMIC_PRESENT"
PLATFORM_CXXFLAGS="-std=c++0x"
else
COMMON_FLAGS="$COMMON_FLAGS -DLEVELDB_PLATFORM_POSIX"
fi
# Test whether Snappy library is installed
# http://code.google.com/p/snappy/
$CXX $CFLAGS -x c++ - -o /dev/null 2>/dev/null <<EOF
# 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
echo "SNAPPY=1" >> build_config.mk
else
echo "SNAPPY=0" >> build_config.mk
if [ "$?" = 0 ]; then
COMMON_FLAGS="$COMMON_FLAGS -DSNAPPY"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lsnappy"
fi
# Test whether tcmalloc is available
$CXX $CFLAGS -x c++ - -o /dev/null -ltcmalloc 2>/dev/null <<EOF
int main() {}
EOF
if [ "$?" = 0 ]; then
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -ltcmalloc"
fi
fi
echo "PORT_CFLAGS=$PORT_CFLAGS" >> build_config.mk
PLATFORM_CCFLAGS="$PLATFORM_CCFLAGS $COMMON_FLAGS"
PLATFORM_CXXFLAGS="$PLATFORM_CXXFLAGS $COMMON_FLAGS"
echo "PLATFORM=$PLATFORM" >> build_config.mk
echo "PLATFORM_LDFLAGS=$PLATFORM_LDFLAGS" >> build_config.mk
echo "PLATFORM_CCFLAGS=$PLATFORM_CCFLAGS" >> build_config.mk
echo "PLATFORM_CXXFLAGS=$PLATFORM_CXXFLAGS" >> build_config.mk

@ -10,7 +10,7 @@
#include <endian.h>
#include <pthread.h>
#include <stdint.h>
#include <cstdatomic>
#include <unistd.h>
#include <string>
#include <cctype>

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