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# -*- mode: python; -*-
import re
import textwrap
Import("env debugBuild")
Import("get_option")
Import("endian")
env = env.Clone()
env.InjectThirdPartyIncludePaths(libraries=['snappy', 'zlib', 'zstd'])
if endian == "big":
env.Append(CPPDEFINES=[('WORDS_BIGENDIAN', 1)])
env.Append(CPPPATH=[
"src/include",
])
# Enable asserts in debug builds
if debugBuild:
env.Append(CPPDEFINES=[
"HAVE_DIAGNOSTIC",
])
# Enable optional rich logging
env.Append(CPPDEFINES=["HAVE_VERBOSE"])
conf = Configure(env)
if conf.CheckFunc("fallocate"):
conf.env.Append(CPPDEFINES=[
"HAVE_FALLOCATE"
])
if conf.CheckFunc("sync_file_range"):
conf.env.Append(CPPDEFINES=[
"HAVE_SYNC_FILE_RANGE"
])
# GCC 8+ includes x86intrin.h in non-x64 versions of the compiler so limit the check to x64.
if env['TARGET_ARCH'] == 'x86_64' and conf.CheckCHeader('x86intrin.h'):
conf.env.Append(CPPDEFINES=[
"HAVE_X86INTRIN_H"
])
if conf.CheckCHeader('arm_neon.h'):
conf.env.Append(CPPDEFINES=[
"HAVE_ARM_NEON_INTRIN_H"
])
env = conf.Finish();
if env.TargetOSIs('windows'):
env.Append(CPPPATH=["build_win"])
env.Append(CFLAGS=[
"/wd4090" # Ignore warning about mismatched const qualifiers
])
if env['MONGO_ALLOCATOR'] in ['tcmalloc', 'tcmalloc-experimental']:
env.InjectThirdPartyIncludePaths(libraries=['gperftools'])
env.Append(CPPDEFINES=['HAVE_LIBTCMALLOC'])
elif env.TargetOSIs('darwin'):
env.Append(CPPPATH=["build_darwin"])
elif env.TargetOSIs('solaris'):
env.Append(CPPPATH=["build_solaris"])
# For an explanation of __EXTENSIONS__,
# see http://docs.oracle.com/cd/E19253-01/816-5175/standards-5/index.html
env.Append(CPPDEFINES=["__EXTENSIONS__"])
elif env.TargetOSIs('freebsd'):
env.Append(CPPPATH=["build_freebsd"])
elif env.TargetOSIs('openbsd'):
env.Append(CPPPATH=["build_openbsd"])
elif env.TargetOSIs('linux'):
if env.TargetOSIs('android'):
env.Append(CPPPATH=["build_android"])
env.Append(CPPDEFINES=["_GNU_SOURCE"])
else:
env.Append(CPPPATH=["build_linux"])
env.Append(CPPDEFINES=["_GNU_SOURCE"])
else:
print("Wiredtiger is not supported on this platform. " +
"Please generate an approriate wiredtiger_config.h")
Exit(1)
useZlib = True
useSnappy = True
useZstd = True
version_file = 'build_posix/aclocal/version-set.m4'
VERSION_MAJOR = None
VERSION_MINOR = None
VERSION_PATCH = None
VERSION_STRING = None
# Read the version information from the version-set.m4 file
for l in open(File(version_file).srcnode().abspath):
if re.match(r'^VERSION_[A-Z]+', l):
exec(l)
if (VERSION_MAJOR == None or
VERSION_MINOR == None or
VERSION_PATCH == None or
VERSION_STRING == None):
print("Failed to find version variables in " + version_file)
Exit(1)
wiredtiger_includes = """
#include <sys/types.h>
#ifndef _WIN32
#include <inttypes.h>
#endif
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
"""
wiredtiger_includes = textwrap.dedent(wiredtiger_includes)
replacements = {
'@VERSION_MAJOR@' : VERSION_MAJOR,
'@VERSION_MINOR@' : VERSION_MINOR,
'@VERSION_PATCH@' : VERSION_PATCH,
'@VERSION_STRING@' : VERSION_STRING,
'@uintmax_t_decl@': "",
'@uintptr_t_decl@': "",
'@off_t_decl@' : 'typedef int64_t wt_off_t;' if env.TargetOSIs('windows')
else "typedef off_t wt_off_t;",
'@wiredtiger_includes_decl@': wiredtiger_includes
}
env.Substfile(
target='wiredtiger.h',
source=[
'src/include/wiredtiger.in',
],
SUBST_DICT=replacements)
env.Install(
target='.',
source=[
'src/include/wiredtiger_ext.h'
],
)
env.Alias('generated-sources', "wiredtiger.h")
env.Alias('generated-sources', "wiredtiger_ext.h")
#
# WiredTiger library
#
# Map WiredTiger build conditions: any conditions that appear in WiredTiger's
# dist/filelist must appear here, and if the value is true, those files will be
# included.
#
condition_map = {
'POSIX_HOST' : not env.TargetOSIs('windows'),
'WINDOWS_HOST' : env.TargetOSIs('windows'),
'ARM64_HOST' : env['TARGET_ARCH'] == 'aarch64',
'POWERPC_HOST' : env['TARGET_ARCH'] == 'ppc64le',
'X86_HOST' : env['TARGET_ARCH'] == 'x86_64',
'ZSERIES_HOST' : env['TARGET_ARCH'] == 's390x',
}
def filtered_filelist(f, checksum):
for line in f:
file_cond = line.split()
if line.startswith("#") or len(file_cond) == 0:
continue
if len(file_cond) == 1 or condition_map.get(file_cond[1], False):
if line.startswith('src/checksum/') == checksum:
yield file_cond[0]
filelistfile = 'dist/filelist'
with open(File(filelistfile).srcnode().abspath) as filelist:
wtsources = list(filtered_filelist(filelist, False))
with open(File(filelistfile).srcnode().abspath) as filelist:
cssources = list(filtered_filelist(filelist, True))
if useZlib:
env.Append(CPPDEFINES=['HAVE_BUILTIN_EXTENSION_ZLIB'])
wtsources.append("ext/compressors/zlib/zlib_compress.c")
if useSnappy:
env.Append(CPPDEFINES=['HAVE_BUILTIN_EXTENSION_SNAPPY'])
wtsources.append("ext/compressors/snappy/snappy_compress.c")
if useZstd:
env.Append(CPPDEFINES=['HAVE_BUILTIN_EXTENSION_ZSTD'])
wtsources.append("ext/compressors/zstd/zstd_compress.c")
# Use hardware by default on all platforms if available.
# If not available at runtime, we fall back to software in some cases.
if (get_option("use-hardware-crc32") == "off"):
env.Append(CPPDEFINES=["HAVE_NO_CRC32_HARDWARE"])
cslib = env.Library(
target="wiredtiger_checksum",
source=cssources,
)
wtlib = env.Library(
target="wiredtiger",
source=wtsources,
LIBDEPS=[
'wiredtiger_checksum',
'$BUILD_DIR/third_party/shim_allocator',
'$BUILD_DIR/third_party/shim_snappy',
'$BUILD_DIR/third_party/shim_zlib',
'$BUILD_DIR/third_party/shim_zstd',
],
LIBDEPS_TAGS=[
'init-no-global-side-effects',
],
)
env.Depends([cslib, wtlib], [filelistfile, version_file])
wtbinEnv = env.Clone()
if wtbinEnv.TargetOSIs("windows"):
# C4996: 'strdup': The POSIX name for this item is deprecated. Instead, use the ISO C and C++
# conformant name: _strdup. See online help for details.
wtbinEnv.Append(CFLAGS=["/wd4996"])
wtbin = wtbinEnv.Program(
target="wt",
source=Glob("src/utilities/*.c"),
LIBDEPS=["wiredtiger"],
# SCons's smart_link() decides to try and link as C because all of the file extensions are .c;
# however, we must link with snappy, etc. as C++. The smart_link() function isn't used by
# default on Windows, so we leave the value unchanged on other platforms.
LINK="$CXX" if wtbinEnv["LINK"] == "$SMARTLINK" else wtbinEnv["LINK"],
INSTALL_ALIAS=[
"tools",
],
)
hygienic = get_option("install-mode") == "hygienic"
if not hygienic:
wtbinEnv.Alias("tools", wtbinEnv.Install("#/", wtbin))
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