PharLapCommon.py.svn-base
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上传日期:2018-11-18
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文件大小:5k
源码类别:
外挂编程
开发平台:
Windows_Unix
- """SCons.Tool.PharLapCommon
- This module contains common code used by all Tools for the
- Phar Lap ETS tool chain. Right now, this is linkloc and
- 386asm.
- """
- #
- # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
- #
- # Permission is hereby granted, free of charge, to any person obtaining
- # a copy of this software and associated documentation files (the
- # "Software"), to deal in the Software without restriction, including
- # without limitation the rights to use, copy, modify, merge, publish,
- # distribute, sublicense, and/or sell copies of the Software, and to
- # permit persons to whom the Software is furnished to do so, subject to
- # the following conditions:
- #
- # The above copyright notice and this permission notice shall be included
- # in all copies or substantial portions of the Software.
- #
- # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
- # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- #
- __revision__ = "src/engine/SCons/Tool/PharLapCommon.py 3057 2008/06/09 22:21:00 knight"
- import os
- import os.path
- import SCons.Errors
- import SCons.Util
- import re
- import string
- def getPharLapPath():
- """Reads the registry to find the installed path of the Phar Lap ETS
- development kit.
- Raises UserError if no installed version of Phar Lap can
- be found."""
- if not SCons.Util.can_read_reg:
- raise SCons.Errors.InternalError, "No Windows registry module was found"
- try:
- k=SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE,
- 'SOFTWARE\Pharlap\ETS')
- val, type = SCons.Util.RegQueryValueEx(k, 'BaseDir')
- # The following is a hack...there is (not surprisingly)
- # an odd issue in the Phar Lap plug in that inserts
- # a bunch of junk data after the phar lap path in the
- # registry. We must trim it.
- idx=val.find(' ')
- if idx >= 0:
- val = val[:idx]
- return os.path.normpath(val)
- except SCons.Util.RegError:
- raise SCons.Errors.UserError, "Cannot find Phar Lap ETS path in the registry. Is it installed properly?"
- REGEX_ETS_VER = re.compile(r'#defines+ETS_VERs+([0-9]+)')
- def getPharLapVersion():
- """Returns the version of the installed ETS Tool Suite as a
- decimal number. This version comes from the ETS_VER #define in
- the embkern.h header. For example, '#define ETS_VER 1010' (which
- is what Phar Lap 10.1 defines) would cause this method to return
- 1010. Phar Lap 9.1 does not have such a #define, but this method
- will return 910 as a default.
- Raises UserError if no installed version of Phar Lap can
- be found."""
- include_path = os.path.join(getPharLapPath(), os.path.normpath("include/embkern.h"))
- if not os.path.exists(include_path):
- raise SCons.Errors.UserError, "Cannot find embkern.h in ETS include directory.nIs Phar Lap ETS installed properly?"
- mo = REGEX_ETS_VER.search(open(include_path, 'r').read())
- if mo:
- return int(mo.group(1))
- # Default return for Phar Lap 9.1
- return 910
- def addPathIfNotExists(env_dict, key, path, sep=os.pathsep):
- """This function will take 'key' out of the dictionary
- 'env_dict', then add the path 'path' to that key if it is not
- already there. This treats the value of env_dict[key] as if it
- has a similar format to the PATH variable...a list of paths
- separated by tokens. The 'path' will get added to the list if it
- is not already there."""
- try:
- is_list = 1
- paths = env_dict[key]
- if not SCons.Util.is_List(env_dict[key]):
- paths = string.split(paths, sep)
- is_list = 0
- if not os.path.normcase(path) in map(os.path.normcase, paths):
- paths = [ path ] + paths
- if is_list:
- env_dict[key] = paths
- else:
- env_dict[key] = string.join(paths, sep)
- except KeyError:
- env_dict[key] = path
- def addPharLapPaths(env):
- """This function adds the path to the Phar Lap binaries, includes,
- and libraries, if they are not already there."""
- ph_path = getPharLapPath()
- try:
- env_dict = env['ENV']
- except KeyError:
- env_dict = {}
- env['ENV'] = env_dict
- addPathIfNotExists(env_dict, 'PATH',
- os.path.join(ph_path, 'bin'))
- addPathIfNotExists(env_dict, 'INCLUDE',
- os.path.join(ph_path, 'include'))
- addPathIfNotExists(env_dict, 'LIB',
- os.path.join(ph_path, 'lib'))
- addPathIfNotExists(env_dict, 'LIB',
- os.path.join(ph_path, os.path.normpath('lib/vclib')))
- env['PHARLAP_PATH'] = getPharLapPath()
- env['PHARLAP_VERSION'] = str(getPharLapVersion())