# SConstruct (10.09.09)
# SConscript for all components.
#
-# Copyright (C) 2009, 2010 Andrew Nayenko
+# 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
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');
-targets = []
-
-if not env['CCFLAGS']:
- if env['CC'] == 'gcc':
- env['CCFLAGS'] = '-Wall -O2 -ggdb'
-env.Append(CPPDEFINES = {'FUSE_USE_VERSION': 26})
-env.Append(CPPDEFINES = {'_FILE_OFFSET_BITS' : 64})
-# __DARWIN_64_BIT_INO_T=0 define is needed because since Snow Leopard inode
-# numbers are 64-bit by default, but libfuse operates 32-bit ones. This define
-# forces 32-bit inode declaration in system headers, but it's also possible to
-# link against libfuse_ino64 instead.
-if platform.system() == 'Darwin':
- env.Append(CPPDEFINES = {'__DARWIN_64_BIT_INO_T' : 0})
- env.Append(CPPDEFINES = {'__DARWIN_UNIX03' : 1})
-env.Append(CPPPATH = ['libexfat'])
-env.Append(LINKFLAGS = '')
+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()
lambda dir, target, link_name:
'make_symlink("%s", "%s", "%s")' % (dir, target, link_name))
-def program(pattern, output, alias = None, lib = None):
+def program(pattern, output, alias, libs):
sources = Glob(pattern)
if not sources:
return
- libs = ['exfat']
- if lib:
- libs.append(lib)
- target = env.Program(output, sources, LIBS = libs, LIBPATH = 'libexfat')
+ target = env.Program(output, sources, LIBS = libs)
if alias:
- Alias('install', Install(destdir, target),
- symlink(destdir, os.path.basename(output), alias))
+ Clean(Alias('install', Install(destdir, target),
+ symlink(destdir, os.path.basename(output), alias)),
+ destdir + '/' + alias)
else:
Alias('install', Install(destdir, target))
- targets.append(target)
env.Library('libexfat/exfat', Glob('libexfat/*.c'))
-program('fuse/*.c', 'fuse/mount.exfat-fuse', 'mount.exfat', ['fuse'])
-program('dump/*.c', 'dump/dumpexfat')
-program('fsck/*.c', 'fsck/exfatfsck', 'fsck.exfat')
-program('mkfs/*.c', 'mkfs/mkexfatfs', 'mkfs.exfat')
-program('label/*.c', 'label/exfatlabel')
-
-Default(targets)
+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)