132 lines
5 KiB
Python
132 lines
5 KiB
Python
"""SCons.Tool.PharLapCommon
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This module contains common code used by all Tools for the
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Phar Lap ETS tool chain. Right now, this is linkloc and
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386asm.
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"""
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#
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# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007 The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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__revision__ = "/home/scons/scons/branch.0/baseline/src/engine/SCons/Tool/PharLapCommon.py 0.97.D001 2007/05/17 11:35:19 knight"
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import os
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import os.path
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import SCons.Errors
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import SCons.Util
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import re
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import string
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def getPharLapPath():
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"""Reads the registry to find the installed path of the Phar Lap ETS
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development kit.
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Raises UserError if no installed version of Phar Lap can
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be found."""
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if not SCons.Util.can_read_reg:
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raise SCons.Errors.InternalError, "No Windows registry module was found"
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try:
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k=SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE,
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'SOFTWARE\\Pharlap\\ETS')
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val, type = SCons.Util.RegQueryValueEx(k, 'BaseDir')
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# The following is a hack...there is (not surprisingly)
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# an odd issue in the Phar Lap plug in that inserts
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# a bunch of junk data after the phar lap path in the
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# registry. We must trim it.
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idx=val.find('\0')
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if idx >= 0:
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val = val[:idx]
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return os.path.normpath(val)
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except SCons.Util.RegError:
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raise SCons.Errors.UserError, "Cannot find Phar Lap ETS path in the registry. Is it installed properly?"
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REGEX_ETS_VER = re.compile(r'#define\s+ETS_VER\s+([0-9]+)')
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def getPharLapVersion():
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"""Returns the version of the installed ETS Tool Suite as a
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decimal number. This version comes from the ETS_VER #define in
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the embkern.h header. For example, '#define ETS_VER 1010' (which
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is what Phar Lap 10.1 defines) would cause this method to return
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1010. Phar Lap 9.1 does not have such a #define, but this method
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will return 910 as a default.
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Raises UserError if no installed version of Phar Lap can
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be found."""
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include_path = os.path.join(getPharLapPath(), os.path.normpath("include/embkern.h"))
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if not os.path.exists(include_path):
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raise SCons.Errors.UserError, "Cannot find embkern.h in ETS include directory.\nIs Phar Lap ETS installed properly?"
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mo = REGEX_ETS_VER.search(open(include_path, 'r').read())
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if mo:
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return int(mo.group(1))
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# Default return for Phar Lap 9.1
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return 910
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def addPathIfNotExists(env_dict, key, path, sep=os.pathsep):
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"""This function will take 'key' out of the dictionary
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'env_dict', then add the path 'path' to that key if it is not
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already there. This treats the value of env_dict[key] as if it
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has a similar format to the PATH variable...a list of paths
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separated by tokens. The 'path' will get added to the list if it
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is not already there."""
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try:
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is_list = 1
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paths = env_dict[key]
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if not SCons.Util.is_List(env_dict[key]):
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paths = string.split(paths, sep)
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is_list = 0
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if not os.path.normcase(path) in map(os.path.normcase, paths):
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paths = [ path ] + paths
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if is_list:
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env_dict[key] = paths
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else:
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env_dict[key] = string.join(paths, sep)
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except KeyError:
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env_dict[key] = path
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def addPharLapPaths(env):
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"""This function adds the path to the Phar Lap binaries, includes,
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and libraries, if they are not already there."""
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ph_path = getPharLapPath()
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try:
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env_dict = env['ENV']
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except KeyError:
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env_dict = {}
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env['ENV'] = env_dict
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addPathIfNotExists(env_dict, 'PATH',
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os.path.join(ph_path, 'bin'))
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addPathIfNotExists(env_dict, 'INCLUDE',
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os.path.join(ph_path, 'include'))
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addPathIfNotExists(env_dict, 'LIB',
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os.path.join(ph_path, 'lib'))
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addPathIfNotExists(env_dict, 'LIB',
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os.path.join(ph_path, os.path.normpath('lib/vclib')))
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env['PHARLAP_PATH'] = getPharLapPath()
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env['PHARLAP_VERSION'] = str(getPharLapVersion())
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