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#
# SConstruct (10.09.09)
# SConscript for all components.
#
# Free exFAT implementation.
# Copyright (C) 2010-2013 Andrew Nayenko
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
import os
import platform
import SCons
env = Environment(**ARGUMENTS)
for var in ['PATH', 'SYSROOT']:
if var in os.environ:
env['ENV'][var] = os.environ[var]
destdir = env.get('DESTDIR', '/sbin');
libs = ['exfat']
libfuse = 'fuse'
if not env.GetOption('clean'):
conf = Configure(env)
if 'AR' in os.environ:
conf.env.Replace(AR = os.environ['AR'])
if 'RANLIB' in os.environ:
conf.env.Replace(RANLIB = os.environ['RANLIB'])
if 'CC' in os.environ:
conf.env.Replace(CC = os.environ['CC'])
if 'CCFLAGS' in os.environ:
conf.env.Replace(CCFLAGS = os.environ['CCFLAGS'])
# Set default CCFLAGS for known compilers
if not conf.env['CCFLAGS']:
if conf.env['CC'] == 'gcc':
conf.env.Replace(CCFLAGS = '-Wall -O2 -ggdb -std=c99')
elif conf.env['CC'] == 'clang':
conf.env.Replace(CCFLAGS = '-Wall -O2 -g -std=c99')
if 'CPPFLAGS' in os.environ:
conf.env.Replace(CPPFLAGS = os.environ['CPPFLAGS'])
conf.env.Append(CPPDEFINES = {'_FILE_OFFSET_BITS' : 64})
conf.env.Append(CPPPATH = ['libexfat'])
if 'LDFLAGS' in os.environ:
conf.env.Append(LINKFLAGS = os.environ['LDFLAGS'])
conf.env.Append(LIBPATH = ['libexfat'])
# GNU/Linux requires _BSD_SOURCE define for vsyslog(), _XOPEN_SOURCE >= 500
# for pread(), pwrite(), snprintf(), strdup(), etc. Everything needed is
# enabled by _GNU_SOURCE.
if platform.system() == 'Linux':
conf.env.Append(CPPDEFINES = '_GNU_SOURCE');
# Use 64-bit inode numbers (introduced in Mac OS X 10.5 Leopard). Require
# OSXFUSE (http://osxfuse.github.com).
if platform.system() == 'Darwin':
conf.env.Append(CPPDEFINES = '_DARWIN_USE_64_BIT_INODE')
conf.env.Append(CPPDEFINES = {'__DARWIN_UNIX03' : 1})
conf.env.Append(CPPPATH = ['/usr/local/include/osxfuse'])
conf.env.Append(CFLAGS = '-mmacosx-version-min=10.5')
conf.env.Append(LINKFLAGS = '-mmacosx-version-min=10.5')
libfuse = 'osxfuse_i64'
# FreeBSD does not support block devices, only raw devices. Ublio is
# required for unaligned I/O and caching.
if platform.system() == 'FreeBSD':
conf.env.Append(CPPDEFINES = 'USE_UBLIO')
libs.append('ublio')
conf.env.Append(CPPPATH = ['/usr/local/include'])
conf.env.Append(LIBPATH = ['/usr/local/lib'])
if not conf.CheckCC():
print '''
A working C compiler is needed very much.
'''
Exit(1)
if not conf.CheckTypeSize('off_t', '#include <sys/types.h>', 'C', 8):
print '''
The size of off_t type must be 64 bits. File systems larger than
2 GB will be corrupted with 32-bit off_t.
'''
Exit(1)
env = conf.Finish()
def make_symlink(dir, target, link_name):
workdir = os.getcwd()
os.chdir(dir)
try:
os.remove(link_name)
except OSError:
pass
os.symlink(target, link_name)
os.chdir(workdir)
symlink = SCons.Action.ActionFactory(make_symlink,
lambda dir, target, link_name:
'make_symlink("%s", "%s", "%s")' % (dir, target, link_name))
def program(pattern, output, alias, libs):
sources = Glob(pattern)
if not sources:
return
target = env.Program(output, sources, LIBS = libs)
if alias:
Clean(Alias('install', Install(destdir, target),
symlink(destdir, os.path.basename(output), alias)),
destdir + '/' + alias)
else:
Alias('install', Install(destdir, target))
env.Library('libexfat/exfat', Glob('libexfat/*.c'))
program('fuse/*.c', 'fuse/mount.exfat-fuse', 'mount.exfat', [libs + [libfuse]])
program('dump/*.c', 'dump/dumpexfat', None, libs)
program('fsck/*.c', 'fsck/exfatfsck', 'fsck.exfat', libs)
program('mkfs/*.c', 'mkfs/mkexfatfs', 'mkfs.exfat', libs)
program('label/*.c', 'label/exfatlabel', None, libs)
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