mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-09-20 23:07:43 +00:00
a5a508bdaa
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@14250 a592a061-630c-0410-9148-cb99ea01b6c8
630 lines
19 KiB
Python
630 lines
19 KiB
Python
# vi:filetype=python:expandtab:tabstop=4:shiftwidth=4
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#
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# file scons_utils.py
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#
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# This file is part of LyX, the document processor.
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# Licence details can be found in the file COPYING.
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#
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# \author Bo Peng
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# Full author contact details are available in file CREDITS.
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#
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# This file defines all the utility functions for the
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# scons-based build system of lyx
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#
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import os, sys, re, shutil, glob
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from SCons.Util import WhereIs
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def writeToFile(filename, lines, append = False):
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" utility function: write or append lines to filename "
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# create directory if needed
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dir = os.path.split(filename)[0]
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if dir != '' and not os.path.isdir(dir):
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os.makedirs(dir)
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if append:
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file = open(filename, 'a')
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else:
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file = open(filename, 'w')
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file.write(lines)
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file.close()
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def env_subst(target, source, env):
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''' subst variables in source by those in env, and output to target
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source and target are scons File() objects
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%key% (not key itself) is an indication of substitution
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'''
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assert len(target) == 1
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assert len(source) == 1
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target_file = file(str(target[0]), "w")
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source_file = file(str(source[0]), "r")
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contents = source_file.read()
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for k, v in env.items():
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try:
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val = env.subst('$'+k)
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# temporary fix for the \Resource backslash problem
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val = val.replace('\\', '/')
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# multi-line replacement
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val = val.replace('\n',r'\\n\\\n')
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contents = re.sub('@'+k+'@', val, contents)
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contents = re.sub('%'+k+'%', val, contents)
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except:
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pass
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target_file.write(contents + "\n")
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target_file.close()
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#st = os.stat(str(source[0]))
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#os.chmod(str(target[0]), stat.S_IMODE(st[stat.ST_MODE]) | stat.S_IWRITE)
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#
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# glob filenames
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#
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def globSource(dir, pattern, build_dir = None, exclude = [], include = []):
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''' glob files, in dir and use build_dir as returned path name '''
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# exclude 'exclude+include' to avoid duplicate items in files
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files = include + filter(lambda x: x not in exclude + include, glob.glob1(dir, pattern))
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if build_dir is None:
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return files
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else:
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return ['%s/%s' % (build_dir, x) for x in files]
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#
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# autoconf tests
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#
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def checkPkgConfig(conf, version):
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''' Return false if pkg_config does not exist, or is too old '''
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conf.Message('Checking for pkg-config...')
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ret = conf.TryAction('pkg-config --atleast-pkgconfig-version=%s' % version)[0]
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conf.Result(ret)
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return ret
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def checkPackage(conf, pkg):
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''' check if pkg is under the control of conf '''
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conf.Message('Checking for package %s...' % pkg)
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ret = conf.TryAction("pkg-config --print-errors --exists %s" % pkg)[0]
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conf.Result(ret)
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return ret
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def checkMkdirOneArg(conf):
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check_mkdir_one_arg_source = """
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#include <sys/stat.h>
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int main()
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{
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mkdir("somedir");
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}
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"""
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conf.Message('Checking for the number of args for mkdir... ')
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ret = conf.TryLink(check_mkdir_one_arg_source, '.c') or \
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conf.TryLink('#include <unistd.h>' + check_mkdir_one_arg_source, '.c') or \
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conf.TryLink('#include <direct.h>' + check_mkdir_one_arg_source, '.c')
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if ret:
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conf.Result('one')
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else:
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conf.Result('two')
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return ret
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def checkCXXGlobalCstd(conf):
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''' Check the use of std::tolower or tolower '''
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check_global_cstd_source = '''
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#include <cctype>
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using std::tolower;
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int main()
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{
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return 0;
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}
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'''
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conf.Message('Check for the use of global cstd... ')
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ret = conf.TryLink(check_global_cstd_source, '.c')
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conf.Result(ret)
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return ret
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def checkSelectArgType(conf):
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''' Adapted from autoconf '''
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conf.Message('Checking for arg types for select... ')
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for arg234 in ['fd_set *', 'int *', 'void *']:
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for arg1 in ['int', 'size_t', 'unsigned long', 'unsigned']:
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for arg5 in ['struct timeval *', 'const struct timeval *']:
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check_select_source = '''
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#if HAVE_SYS_SELECT_H
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# include <sys/select.h>
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#endif
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#if HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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extern int select (%s, %s, %s, %s, %s);
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int main()
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{
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return(0);
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}
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''' % (arg1, arg234, arg234, arg234, arg5)
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ret = conf.TryLink(check_select_source, '.c')
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if ret:
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conf.Result(ret)
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return (arg1, arg234, arg5)
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conf.Result('no (use default)')
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return ('int', 'int *', 'struct timeval *')
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def checkBoostLibraries(conf, lib, pathes):
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''' look for boost libraries '''
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conf.Message('Checking for boost library %s... ' % lib)
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for path in pathes:
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# direct form: e.g. libboost_iostreams.a
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if os.path.isfile(os.path.join(path, 'lib%s.a' % lib)):
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conf.Result('yes')
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return (path, lib)
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# check things like libboost_iostreams-gcc.a
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files = glob.glob(os.path.join(path, 'lib%s-*.a' % lib))
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# if there are more than one, choose the first one
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# FIXME: choose the best one.
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if len(files) >= 1:
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# get xxx-gcc from /usr/local/lib/libboost_xxx-gcc.a
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conf.Result('yes')
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return (path, files[0].split(os.sep)[-1][3:-2])
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conf.Result('n')
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return ('','')
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def checkCommand(conf, cmd):
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''' check the existence of a command
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return full path to the command, or none
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'''
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conf.Message('Checking for command %s...' % cmd)
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res = WhereIs(cmd)
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conf.Result(res is not None)
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return res
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def checkLC_MESSAGES(conf):
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''' check the definition of LC_MESSAGES '''
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check_LC_MESSAGES = '''
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#include <locale.h>
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int main()
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{
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return LC_MESSAGES;
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}
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'''
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conf.Message('Check for LC_MESSAGES in locale.h... ')
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ret = conf.TryLink(check_LC_MESSAGES, '.c')
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conf.Result(ret)
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return ret
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def checkIconvConst(conf):
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''' check the declaration of iconv '''
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check_iconv_const = '''
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#include <stdlib.h>
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#include <iconv.h>
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extern
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#ifdef __cplusplus
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"C"
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#endif
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#if defined(__STDC__) || defined(__cplusplus)
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#ifndef LIBICONV_DLL_EXPORTED
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size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
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#endif
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#else
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size_t iconv();
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#endif
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int main()
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{
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return 1;
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}
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'''
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conf.Message('Check if the declaration of iconv needs const... ')
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ret = conf.TryLink(check_iconv_const, '.c')
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conf.Result(ret)
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return ret
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def createConfigFile(conf, config_file,
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config_pre = '', config_post = '',
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headers = [], functions = [], types = [], libs = [],
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custom_tests = [], extra_items = []):
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''' create a configuration file, with options
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config_file: which file to create
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config_pre: first part of the config file
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config_post: last part of the config file
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headers: header files to check, in the form of a list of
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('file', 'HAVE_FILE', 'c'/'c++')
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functions: functions to check, in the form of a list of
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('func', 'HAVE_func', 'include lines'/None)
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types: types to check, in the form of a list of
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('type', 'HAVE_TYPE', 'includelines'/None)
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libs: libraries to check, in the form of a list of
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('lib', 'HAVE_LIB', 'LIB_NAME'). HAVE_LIB will be set if 'lib' exists,
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or any of the libs exists if 'lib' is a list of libs.
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Optionally, user can provide another key LIB_NAME, that will
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be set to the detected lib (or None otherwise).
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custom_tests: extra tests to perform, in the form of a list of
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(test (True/False), 'key', 'desc', 'true config line', 'false config line')
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If the last two are ignored, '#define key 1' '/*#undef key */'
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will be used.
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extra_items: extra configuration lines, in the form of a list of
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('config', 'description')
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Return:
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The result of each test, as a dictioanry of
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res['XXX'] = True/False
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XXX are keys defined in each argument.
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'''
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cont = config_pre + '\n'
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result = {}
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# add to this string, in appropriate format
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def configString(lines, desc=''):
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text = ''
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if lines.strip() != '':
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if desc != '':
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text += '/* ' + desc + ' */\n'
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text += lines + '\n\n'
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return text
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#
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# headers
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for header in headers:
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description = "Define to 1 if you have the <%s> header file." % header[0]
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if (header[2] == 'c' and conf.CheckCHeader(header[0])) or \
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(header[2] == 'cxx' and conf.CheckCXXHeader(header[0])):
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result[header[1]] = True
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cont += configString('#define %s 1' % header[1], desc = description)
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else:
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result[header[1]] = False
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cont += configString('/* #undef %s */' % header[1], desc = description)
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# functions
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for func in functions:
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description = "Define to 1 if you have the `%s' function." % func[0]
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if conf.CheckFunc(func[0], header=func[2]):
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result[func[1]] = True
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cont += configString('#define %s 1' % func[1], desc = description)
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else:
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result[func[1]] = False
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cont += configString('/* #undef %s */' % func[1], desc = description)
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# types
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for t in types:
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description = "Define to 1 if you have the `%s' type." % t[0]
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if conf.CheckType(t[0], includes=t[2]):
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result[t[1]] = True
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cont += configString('#define %s 1' % t[1], desc = description)
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else:
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result[t[1]] = False
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cont += configString('/* #undef %s */' % t[1], desc = description)
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# libraries
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for lib in libs:
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description = "Define to 1 if you have the `%s' library (-l%s)." % (lib[0], lib[0])
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if type(lib[0]) is type(''):
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lib_list = [lib[0]]
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else:
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lib_list = lib[0]
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# check if any of the lib exists
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result[lib[1]] = False
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# if user want the name of the lib detected
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if len(lib) == 3:
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result[lib[2]] = None
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for ll in lib_list:
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if conf.CheckLib(ll):
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result[lib[1]] = True
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if len(lib) == 3:
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result[lib[2]] = ll
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cont += configString('#define %s 1' % lib[1], desc = description)
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break
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# if not found
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if not result[lib[1]]:
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cont += configString('/* #undef %s */' % lib[1], desc = description)
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# custom tests
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for test in custom_tests:
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if test[0]:
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result[test[1]] = True
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if len(test) == 3:
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cont += configString('#define %s 1' % test[1], desc = test[2])
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else:
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cont += configString(test[3], desc = test[2])
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else:
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result[test[1]] = False
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if len(test) == 3:
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cont += configString('/* #undef %s */' % test[1], desc = test[2])
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else:
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cont += configString(test[4], desc = test[2])
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# extra items (no key is returned)
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for item in extra_items:
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cont += configString(item[0], desc = item[1])
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# add the last part
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cont += '\n' + config_post + '\n'
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# write to file
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writeToFile(config_file, cont)
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return result
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def installCygwinLDScript(path):
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''' Install i386pe.x-no-rdata '''
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ld_script = os.path.join(path, 'i386pe.x-no-rdata')
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script = open(ld_script, 'w')
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script.write('''/* specific linker script avoiding .rdata sections, for normal executables
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for a reference see
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http://www.cygwin.com/ml/cygwin/2004-09/msg01101.html
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http://www.cygwin.com/ml/cygwin-apps/2004-09/msg00309.html
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*/
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OUTPUT_FORMAT(pei-i386)
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SEARCH_DIR("/usr/i686-pc-cygwin/lib"); SEARCH_DIR("/usr/lib"); SEARCH_DIR("/usr/lib/w32api");
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ENTRY(_mainCRTStartup)
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SECTIONS
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{
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.text __image_base__ + __section_alignment__ :
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{
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*(.init)
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*(.text)
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*(SORT(.text$*))
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*(.glue_7t)
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*(.glue_7)
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___CTOR_LIST__ = .; __CTOR_LIST__ = . ;
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LONG (-1);*(.ctors); *(.ctor); *(SORT(.ctors.*)); LONG (0);
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___DTOR_LIST__ = .; __DTOR_LIST__ = . ;
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LONG (-1); *(.dtors); *(.dtor); *(SORT(.dtors.*)); LONG (0);
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*(.fini)
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/* ??? Why is .gcc_exc here? */
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*(.gcc_exc)
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PROVIDE (etext = .);
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*(.gcc_except_table)
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}
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/* The Cygwin32 library uses a section to avoid copying certain data
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on fork. This used to be named ".data". The linker used
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to include this between __data_start__ and __data_end__, but that
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breaks building the cygwin32 dll. Instead, we name the section
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".data_cygwin_nocopy" and explictly include it after __data_end__. */
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.data BLOCK(__section_alignment__) :
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{
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__data_start__ = . ;
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*(.data)
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*(.data2)
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*(SORT(.data$*))
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*(.rdata)
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*(SORT(.rdata$*))
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*(.eh_frame)
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___RUNTIME_PSEUDO_RELOC_LIST__ = .;
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__RUNTIME_PSEUDO_RELOC_LIST__ = .;
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*(.rdata_runtime_pseudo_reloc)
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___RUNTIME_PSEUDO_RELOC_LIST_END__ = .;
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__RUNTIME_PSEUDO_RELOC_LIST_END__ = .;
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__data_end__ = . ;
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*(.data_cygwin_nocopy)
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}
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.rdata BLOCK(__section_alignment__) :
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{
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}
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.pdata BLOCK(__section_alignment__) :
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{
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*(.pdata)
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}
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.bss BLOCK(__section_alignment__) :
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{
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__bss_start__ = . ;
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*(.bss)
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*(COMMON)
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__bss_end__ = . ;
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}
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.edata BLOCK(__section_alignment__) :
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{
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*(.edata)
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}
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/DISCARD/ :
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{
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*(.debug$S)
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*(.debug$T)
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*(.debug$F)
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*(.drectve)
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}
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.idata BLOCK(__section_alignment__) :
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{
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/* This cannot currently be handled with grouped sections.
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See pe.em:sort_sections. */
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SORT(*)(.idata$2)
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SORT(*)(.idata$3)
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/* These zeroes mark the end of the import list. */
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LONG (0); LONG (0); LONG (0); LONG (0); LONG (0);
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SORT(*)(.idata$4)
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SORT(*)(.idata$5)
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SORT(*)(.idata$6)
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SORT(*)(.idata$7)
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}
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.CRT BLOCK(__section_alignment__) :
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{
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___crt_xc_start__ = . ;
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*(SORT(.CRT$XC*)) /* C initialization */
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___crt_xc_end__ = . ;
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___crt_xi_start__ = . ;
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*(SORT(.CRT$XI*)) /* C++ initialization */
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___crt_xi_end__ = . ;
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___crt_xl_start__ = . ;
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*(SORT(.CRT$XL*)) /* TLS callbacks */
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/* ___crt_xl_end__ is defined in the TLS Directory support code */
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___crt_xp_start__ = . ;
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*(SORT(.CRT$XP*)) /* Pre-termination */
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___crt_xp_end__ = . ;
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___crt_xt_start__ = . ;
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*(SORT(.CRT$XT*)) /* Termination */
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___crt_xt_end__ = . ;
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}
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.tls BLOCK(__section_alignment__) :
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{
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___tls_start__ = . ;
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*(.tls)
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*(.tls$)
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*(SORT(.tls$*))
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___tls_end__ = . ;
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}
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.endjunk BLOCK(__section_alignment__) :
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{
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/* end is deprecated, don't use it */
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PROVIDE (end = .);
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PROVIDE ( _end = .);
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__end__ = .;
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}
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.rsrc BLOCK(__section_alignment__) :
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{
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*(.rsrc)
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*(SORT(.rsrc$*))
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}
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.reloc BLOCK(__section_alignment__) :
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{
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*(.reloc)
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}
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.stab BLOCK(__section_alignment__) (NOLOAD) :
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{
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*(.stab)
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}
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.stabstr BLOCK(__section_alignment__) (NOLOAD) :
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{
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*(.stabstr)
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}
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section. Unlike other targets that fake this by putting the
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section VMA at 0, the PE format will not allow it. */
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|
/* DWARF 1.1 and DWARF 2. */
|
|
.debug_aranges BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_aranges)
|
|
}
|
|
.debug_pubnames BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_pubnames)
|
|
}
|
|
/* DWARF 2. */
|
|
.debug_info BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_info) *(.gnu.linkonce.wi.*)
|
|
}
|
|
.debug_abbrev BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_abbrev)
|
|
}
|
|
.debug_line BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_line)
|
|
}
|
|
.debug_frame BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_frame)
|
|
}
|
|
.debug_str BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_str)
|
|
}
|
|
.debug_loc BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_loc)
|
|
}
|
|
.debug_macinfo BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_macinfo)
|
|
}
|
|
/* SGI/MIPS DWARF 2 extensions. */
|
|
.debug_weaknames BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_weaknames)
|
|
}
|
|
.debug_funcnames BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_funcnames)
|
|
}
|
|
.debug_typenames BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_typenames)
|
|
}
|
|
.debug_varnames BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_varnames)
|
|
}
|
|
/* DWARF 3. */
|
|
.debug_ranges BLOCK(__section_alignment__) (NOLOAD) :
|
|
{
|
|
*(.debug_ranges)
|
|
}
|
|
}
|
|
''')
|
|
script.close()
|
|
return(ld_script)
|
|
|
|
|
|
try:
|
|
# these will be used under win32
|
|
import win32file
|
|
import win32event
|
|
import win32process
|
|
import win32security
|
|
except:
|
|
# does not matter if it fails on other systems
|
|
pass
|
|
|
|
|
|
class loggedSpawn:
|
|
def __init__(self, env, logfile, longarg, info):
|
|
# save the spawn system
|
|
self.env = env
|
|
self.logfile = logfile
|
|
# clear the logfile (it may not exist)
|
|
if logfile != '':
|
|
# this will overwrite existing content.
|
|
writeToFile(logfile, info, append=False)
|
|
#
|
|
self.longarg = longarg
|
|
# get hold of the old spawn? (necessary?)
|
|
self._spawn = env['SPAWN']
|
|
|
|
# define new SPAWN
|
|
def spawn(self, sh, escape, cmd, args, spawnenv):
|
|
# get command line
|
|
newargs = ' '.join(map(escape, args[1:]))
|
|
cmdline = cmd + " " + newargs
|
|
#
|
|
# if log is not empty, write to it
|
|
if self.logfile != '':
|
|
# this tend to be slow (?) but ensure correct output
|
|
# Note that cmdline may be long so I do not escape it
|
|
try:
|
|
# since this is not an essential operation, proceed if things go wrong here.
|
|
writeToFile(self.logfile, cmd + " " + ' '.join(args[1:]) + '\n', append=True)
|
|
except:
|
|
print "Warning: can not write to log file ", self.logfile
|
|
#
|
|
# if the command is not too long, use the old
|
|
if not self.longarg or len(cmdline) < 8000:
|
|
exit_code = self._spawn(sh, escape, cmd, args, spawnenv)
|
|
else:
|
|
sAttrs = win32security.SECURITY_ATTRIBUTES()
|
|
StartupInfo = win32process.STARTUPINFO()
|
|
for var in spawnenv:
|
|
spawnenv[var] = spawnenv[var].encode('ascii', 'replace')
|
|
# check for any special operating system commands
|
|
if cmd == 'del':
|
|
for arg in args[1:]:
|
|
win32file.DeleteFile(arg)
|
|
exit_code = 0
|
|
else:
|
|
# otherwise execute the command.
|
|
hProcess, hThread, dwPid, dwTid = win32process.CreateProcess(None, cmdline, None, None, 1, 0, spawnenv, None, StartupInfo)
|
|
win32event.WaitForSingleObject(hProcess, win32event.INFINITE)
|
|
exit_code = win32process.GetExitCodeProcess(hProcess)
|
|
win32file.CloseHandle(hProcess);
|
|
win32file.CloseHandle(hThread);
|
|
return exit_code
|
|
|
|
|
|
def setLoggedSpawn(env, logfile = '', longarg=False, info=''):
|
|
''' This function modify env and allow logging of
|
|
commands to a logfile. If the argument is too long
|
|
a win32 spawn will be used instead of the system one
|
|
'''
|
|
#
|
|
# create a new spwn object
|
|
ls = loggedSpawn(env, logfile, longarg, info)
|
|
# replace the old SPAWN by the new function
|
|
env['SPAWN'] = ls.spawn
|
|
|