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SConstruct
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SConstruct
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#
# SCons build script for libcmyth
# http://www.mvpmc.org/
#
import os
import sys
import string
from os import pathsep
def find_binary(self, filename):
"""Find a file in the system search path
"""
path = os.environ['PATH']
paths = string.split(path, pathsep)
for i in paths:
name = os.path.join(i, filename)
if os.path.isfile(name):
return name
return ''
def cmd_not_found(self, arg):
"""Abort the build
"""
print 'Error: %s not found!' % arg
env.Exit(1)
#
# Initialize the build environment
#
env = Environment()
env.AddMethod(cmd_not_found, 'cmd_not_found')
env.AddMethod(find_binary, 'find_binary')
vars = Variables('cmyth.conf')
vars.Add('CC', '', 'gcc')
vars.Add('LD', '', 'ld')
vars.Update(env)
if os.environ.has_key('CROSS'):
cross = os.environ['CROSS']
env.Append(CROSS = cross)
env.Replace(CC = cross + 'gcc')
env.Replace(LD = cross + 'ld')
env.Append(CFLAGS = '-Werror')
#
# Check the command line targets
#
build_cscope = 0
build_doxygen = 0
if 'cscope' in COMMAND_LINE_TARGETS:
build_cscope = 2
if 'doxygen' in COMMAND_LINE_TARGETS:
build_doxygen = 2
if 'all' in COMMAND_LINE_TARGETS:
build_doxygen = 1
build_cscope = 1
#
# Check for binaries that might be required
#
cs = env.find_binary('cscope')
dox = env.find_binary('doxygen')
#
# Find the install prefix
#
if os.environ.has_key('PREFIX'):
prefix = os.environ['PREFIX']
else:
prefix = '/usr/local'
env.Replace(PREFIX = prefix)
Export('env')
#
# source targets
#
cmyth = SConscript('libcmyth/SConscript')
refmem = SConscript('librefmem/SConscript')
src = SConscript('src/SConscript')
targets = [ cmyth, refmem, src ]
#
# install targets
#
env.Install(prefix + '/include/cmyth',
['include/cmyth/cmyth.h'])
env.Install(prefix + '/include/refmem',
['include/refmem/refmem.h', 'include/refmem/atomic.h'])
all = targets
#
# cscope target
#
if build_cscope > 0 and cs != '':
cscope = env.Command([ 'cscope.out', 'cscope.files',
'cscope.in.out', 'cscope.po.out' ],
[ Glob('src/*.[ch]'),
Glob('lib*/*.[ch]'),
Glob('include/*.h'),
Glob('include/*/*.h') ],
[ 'find . -name \*.c -or -name \*.h > cscope.files',
'%s -b -q -k' % cs ])
env.Alias('cscope', [cscope])
all += [cscope]
elif build_cscope > 1:
env.cmd_not_found('cscope')
#
# doxygen target
#
if build_doxygen > 0 and dox != '':
doxygen = env.Command([ 'doc' ],
[ 'Doxyfile',
Glob('src/*.[ch]'),
Glob('lib*/*.[ch]'),
Glob('include/*.h'),
Glob('include/*/*.h') ],
[ '%s Doxyfile' % dox ])
env.Alias('doxygen', [doxygen])
all += [doxygen]
elif build_doxygen > 1:
env.cmd_not_found('doxygen')
#
# misc build targets
#
env.Alias('install', [prefix])
env.Alias('all', all)
env.Default(targets)
#
# cleanup
#
if 'all' in COMMAND_LINE_TARGETS:
env.Clean(all, ['doc', 'cmyth.conf'])
env.Clean(all, ['config.log','.sconf_temp','.sconsign.dblite'])
if 'doxygen' in COMMAND_LINE_TARGETS:
env.Clean(all, ['doc'])
if not env.GetOption('clean'):
vars.Save('cmyth.conf', env)